Product
Eureka
For R&D, Eureka makes reading and utilizing patents & technical documents easy.
Eureka AIR
Designed for self-driven R&D workflows. Generate viable solutions, solve complex R&D challenges, empower your innovation with AI.
Eureka Materials
Designed for material experts only. Revolutionize your material R&D, from search, analyze, to developing new materials.
Feature
TechResearch
Generate reliable direction feasibility study reports for your R&D in just a few steps.
TechSeek
Discover and master advanced knowledge NOW. Basics, ideas, possibilities, all at once.
TechMind
As an expert in R&D Theories, TechMind can generates customized viable solutions instantly.
TechRisk
Analyze your overall solution with one click, know your potential R&D risks in advance.
TechMonitor
Get weekly tech updates, stay abreast of the latest tech innovations and key insights.
Patents
Literature
Hiro is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
60results about How to "Solve orientation problems" patented technology
Efficacy Topic
Property
Owner
Technical Advancement
Application Domain
Technology Topic
Technology Field Word
Patent Country/Region
Patent Type
Patent Status
Application Year
Inventor
Composite material fiber based on carbon nano-tube and its preparation method
InactiveCN1618850AEvenly dispersedSolving Dispersion ProblemsMonocomponent synthetic polymer artificial filamentFiberBreaking strength
A composite fibre based on carbon nanotubes is prepared through modifying the surface of carbon nanotube, polymerizing them with polymer monomer, trigger and assistant to obtain dope, and spinning. It has 3-20 CN / dtex break strength and 10 to the power (2-8) ohm.cm resistivity.
Owner:DONGHUA UNIV
Directional sliding drilling monitoring while drilling control device and control method of directional sliding drilling monitoring while drilling control device
InactiveCN104141482ASolve orientation problemsFix fixesDirectional drillingAutomatic control for drillingTop driveWell drilling
The invention discloses a directional sliding drilling monitoring while drilling control device and a control method of the directional sliding drilling monitoring while drilling control device. The directional sliding drilling monitoring while drilling control device comprises data collecting sensors, a programmable controller, a drill rod left and right rotation controller and a monitor, wherein the the sensors include a drill rod torque sensor, a drill rod rotating angle deflection sensor, a vertical pipe pressure sensor, a large hook hanging load sensor and a motor tool surface angle sensor, the programmable controller carries out calculation and analysis on data collected by the sensors, combines a direction drilling experience model with a logic reasoning method for obtaining control parameters and controls a top drive main shaft to rotate and act. The control method comprises the steps of rotating drilling, sliding drilling, tool surface orienting, supporting pressing sliding prevention drilling and sliding drilling tool surface deviation correcting. The control device and the control method provided by the invention have the beneficial effects that the fast and accurate tool surface orienting, correcting and controlling in the directional sliding drilling process are realized; the incapability of drilling pressure or drilling supporting pressure exertion onto a directional sliding drilling drill bit due to well hole friction resistance increase is reduced; the drilling speed and the well drilling efficiency of sliding drilling machinery are respectively and obviously accelerated and improved.
Owner:CNPC BOHAI DRILLING ENG
Method and equipment for determining apparent dip angles of target layers of drill wells
ActiveCN104199109AAccurately determineSolve orientation problemsSeismology for water-loggingDirectional wellDepth conversion
The invention provides a method and equipment for determining apparent dip angles of target layers of drill wells. The method includes acquiring layer velocity distribution of various layers according to drill well data and seismic data of the various drill wells; performing time-depth conversion on time-domain three-dimensional seismic data volumes by the aid of the acquired layer velocity distribution of the various layers to acquire depth-domain three-dimensional seismic data; capturing layer information of the target layers of the drill wells from the depth-domain three-dimensional data volumes; determining the apparent dip angles of the target layers of the drill wells on the basis of the layer information of the target layers of the drill wells. Each layer comprises a plurality of surface elements, and respective layer velocities of the various surface elements of the corresponding layers are indicated by the layer velocity distribution. The layer information of the target layers of the drill wells comprises horizontal coordinates and depth coordinates of common center points of the surface elements on the target layers of the drill wells. The method and the equipment have the advantage that the directional wells can be guided in thin reservoirs in regions with high, deep and complicated structures.
Owner:BC P INC CHINA NAT PETROLEUM CORP +1
Multi-spherical array multiband sound source rapid orientation method
The invention discloses a multi-spherical array multiband sound source rapid orientation method, and belongs to the technical field of sound source orientation and detection. A frequency space domainmodel of a multi-spherical array sound field is established based on discrete Fourier transform; a spherical harmonic domain model of the multi-spherical array sound field is constructed based on spherical Fourier transform; the spherical harmonic coefficient corresponding to the maximum modal intensity of each spherical harmonic order is selected so as to obtain the spherical harmonic coefficientafter fusion of the multi-spherical array; the frequency-dependent component of the spherical harmonic coefficient is removed and the spherical Fourier transform component only including the angle-dependent component is obtained; the cross spectrum of the spherical Fourier transform component is constructed, the spherical Fourier transform component or the cross spectrum thereof are blocked and the estimation value of the propagator is obtained through combination of the linear regression method; an orthogonalized noise subspace is constructed based on the estimation value of the propagator,and the spatial spectrum of the direction of arrival is obtained by using mutual orthogonalization of the signal and the noise; and the incident sound source direction is scanned, and the sound sourcedirection corresponding to the maximum peak in the spatial spectrum is the direction-of-arrival angle of the sound source.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY
Valveless single-cylinder low or middle wind pressure downhole air hammer
InactiveCN101575941AGuaranteed uptimeExpand the effective working diameterBorehole drivesCheck valveAir cavity
A valveless single-cylinder low or middle wind pressure downhole air hammer comprises an outer sleeve with one end being a rear joint and the other end being a drill bit. A check valve is arranged in the outer sleeve and internally provided with a flexible spring. One end of an air distribution pole is provided with a radial hole and matched with a piston in which a central pore path is arranged. The central pore path is provided with an inner ring groove thereon. The lower part of the piston is provided with an upper air hole that is communicated with the inner ring groove through a slant hole, while the upper part thereof is provided with an air duct. One end of an upper slant hole is communicated with the air duct, while the other end thereof is matched with the radial hole. The piston is matched with the drill bit and a guide sleeve. A valve seat is provided with a locating device. The air hammer enlarges the effective working diameter of the cylinder body, causes the piston to obtain high impact energy, simplifies an air distribution path, reduces gas pressure loss, can be used under low or middle wind pressure to improve the down-the-hole rock drilling efficiency and reduce energy consumption. The locating device solves the locating and guiding problem of the air distribution pole, thus causing the hammer to operate with high efficiency and stability.
Owner:YICHANG WUHUAN ROCK DRILLING TOOLS
Vibration disc for delivering screw blank of high-speed multi-pivot device
InactiveCN101559878AImprove work efficiencyIncrease the number of feedsMetal-working feeding devicesUsing optical meansEngineeringMechanical engineering
The invention relates to a vibration disc for delivering screw blank of a high-speed multi-guide device, which belongs to the technical field of feeding apparatuses. The vibration disc comprises a shock and a disc body installed on the shock, wherein feeding tracks are arranged in the disc body, two or more guide devices are arranged on each feeding track, and each guide device has a structure capable of leading the arranging directions of the screw blanks on the feeding tracks to be consistent. After the structure is adopted, the invention improves the working efficiency, saves the electric energy, increases the number of feeding within unit time and fills up the defects of the existing single guide device and the single-track vibration disc.
Owner:钟伟杰
Power bogie adopting traditional wheel sets for 100% low-floor light rail vehicle
InactiveCN104442886ASimple structureEasy to Modular DesignBogie-underframe connectionsAxle-boxes mountingBogieModular design
A power bogie adopting traditional wheel sets for a 100% low-floor light rail vehicle comprises a framework device, wheel set assemblies, first-series springs, second-series springs, second-series vertical oscillating dampers, second-series transverse oscillating dampers, second-series transverse buffers, single traction rods, side rolling preventing torsion rods, a flexible suspension longitudinal driving device, a hydraulic brake unit and a magnetic rail brake and is characterized in that the wheel set assemblies adopt wheel shaft type structures, journal boxes are built in, the wheels are elastic wheels in a diameter Phi of 500-580mm, and two sets of side rolling preventing torsion rods are mounted on the outer side of a cross beam. According to the bogie, the wheel set assemblies adopt the wheel shaft type structures, the journal boxes are built in, and the wheels are the elastic wheels in the diameter of 500-580mm, so that the restoring problem of wheel sets during linear running and the guide problem of the wheels during curvy running are solved; the two sets of side rolling preventing torsion rods are mounted on the outer side of the cross beam, and the side rolling preventing performance of the vehicle is improved. The 100% low-floor requirement of the vehicle body is successfully realized by the bogie, and meanwhile, the structure of the bogie is simplified. All the parts are mature products, and the modular design of the bogie is facilitated.
Owner:CRRC CHANGCHUN RAILWAY VEHICLES CO LTD
Transfusion needle mechanical needle tube mounting technique and device thereof
The invention provides a method of mechanical assembly of infusion needle, which comprises setting a predetermined inclined surface in the needle convey route to allow an inclined plane produced by grinding the needle tube tip substantially parallel to the plane of the needle base wing; conveying the needle tube to a preset position; vibrating to make the needle tube rotate; and positioning the needle tube by stopping rotation until the needle tip inclined plane engages with the predetermined inclined surface. The invention solves the problems of needle tube positioning and assembly, and integrates the processes of needle grinding, needle positioning, needle clamping, and needle insertion, thereby increasing the work efficiency greatly.
Owner:HANGHOU ACAD OF MACHINERY SCI & TECHCO
Carbon nanotube electron emitter and preparation method thereof
InactiveCN101593649ASolve orientation problemsArranged in orderCold cathode manufactureCarbon nanotubeElectron
The invention discloses a carbon nanotube electron emitter and a preparation method thereof. The carbon nanotube electron emitter is prepared on a glass substrate by orienting technology. The preparation method is carried out according to the following steps: (1) preparing carbon nanotube paste; (2) printing the carbon nanotube paste; and (3) carrying out oriented treatment on the carbon nanotube to prepare the carbon nanotube electron emitter. The invention provides a method for preparing paste more applicable to carbon nanotube orientation and the unique orienting technology, fundamentally solves the problem that a screen painted carbon nanotube is hardly vertical to the substrate, and can be used in large scale. Compared with a carbon nanotube electron emitter prepared by the prior art, the carbon nanotube electron emitter prepared by the method for preparing the carbon nanotube electron emitter has the advantages of orderly arrangement of emitters, proper arrangement density, high ratio of the emitters vertical to the substrate and good product performance.
Owner:IRICO
Automatic tank top balance air jacking method and jacking device for LNG storage tank
ActiveCN103711351ASolve balance problemsSolve orientation problemsBulk storage containerBlock and tackleLNG storage tank
The invention discloses an automatic tank top balance air jacking method and a jacking device for an LNG storage tank. According to the method, a tank top is jacked to the top of the storage tank and is connected with a pressure bearing ring through air-blowing at the bottom of the storage tank. In the jacking process of the tank top, a steel wire rope transmission mechanism which does not need weights and is capable of automatically guiding and balancing the tank top is adopted, all sets of radial symmetrical points on the tank top can be located in a closed transmission loop and are restrained by one another, wherein the closed transmission loop is composed of a steel wire rope, a correspondingly-arranged pulley and a correspondingly-arranged pulley set. Thus, automatic balancing can be achieved, and the tank top can be simultaneously lifted and does not incline. The automatic tank top balance air jacking device is simple in structure and reasonable in design, and the balance weights do not need to be installed on the tank top; balancing and guiding of the storage tank in the air jacking process of the tank top can be achieved easily and conveniently, and stable and safe lifting of the tank top can be guaranteed.
Owner:BC P INC CHINA NAT PETROLEUM CORP +2
Device for displaying situation of tourists in tourist attractions
ActiveCN105869521ASolve real-timeSolve orientation problemsIdentification meansDisplay deviceEngineering
The invention discloses a device for displaying the situations of tourists in tourist attractions. The device comprises N cameras, a server and N displays, wherein both the N cameras and the N displays are connected with the server; an advertising box is connected to the side surface of each display, a first magnet block is fixed at the inner top of the advertising box, a guide groove is formed in the inner wall of each of the two sides of the advertising box, an advertising plate is correspondingly arranged in the advertising box, and a metal block is fixed at each of the upper end and the lower end of the advertising plate; the upper end of an operating rod is connected with an electromagnet, and a first storage battery is fixed in the operating rod; a display cylinder is fixed on the side surface of each display, a piston is arranged in the display cylinder, one end of a first air pipe is connected with an air pump, the other end of the first air pipe extends into the display cylinder and is positioned under the piston, and the air pump is connected with a second storage battery through a second switch. The technical effect that real-time display can be performed on the traffic situations in scenic spots in tourist attractions, so that people select the scenic spots as well as routes is realized.
Owner:SICHUAN SHANGYUE INTERACTIVE NETWORK TECH
Guide oil injection device of steel wire rope of haulage winch
InactiveCN103527912ASolve orientation problemsSolve oiling problemsWinding mechanismsEngine lubricationLower faceWinch
Disclosed is a guide oil injection device of a steel wire rope of a haulage winch. The guide oil injection device comprises a base frame, wherein the base frame comprises stand columns, and the stand columns are correspondingly arranged in a left-and-right mode. Stretchy standing beams are connected with the stand columns in a vertical-stretchy mode, an axle and guide sliding rods are connected between the stretchy standing beams, the guide sliding rods are arranged above the axle, a guide moving rope wheel is in sliding connection to the axle in a left-and-right mode, and an oil injection device is in sliding connection with the guide sliding rods in a left-and-right mode. The oil injection device comprises an oil storage tank, an upward opening is formed in the oil storage tank, the opening in the oil storage tank is connected with an upper cover, an oil injection valve is connected inside the upper cover in a relative-rotating mode, the oil injection valve comprises a valve core, the bottom wall of the oil storage tank is in seal connection with an oil injection nozzle, the oil injection nozzle is provided with an oil injection hole, the lower end of the valve core corresponds to the oil injection hole, the left side and the right side of the lower face of the bottom wall of the oil storage tank are correspondingly and fixedly connected with clamping plates, the guide moving rope wheel is arranged between the left clamping plate and the right clamping plate, the oil injection hole is formed above the guide moving rope wheel, guide sliding rod holes are formed in the clamping plates, the guide sliding rods penetrate through the guide sliding rod holes, a beam is fixedly connected between the stand columns, and an oil collection disc is arranged on the beam.
Owner:枣庄矿业(集团)有限责任公司柴里煤矿
Limiting device for guide frame
InactiveCN102001603ASolve orientation problemsSolve the limit problemLifting framesEngineeringElectrical and Electronics engineering
Owner:SUZHOU XINXIELI MACHINE MFG
Method for self assembling non-spherical polystyrene grains to form into multihole and ordered structure
The invention discloses a method for self assembling non-spherical polystyrene grains to form into a multihole and ordered structure, which comprises the following steps of: firstly preparing a core shell type solid crosslinked polystyrene microballoon with single dispersed cross linking degree which is more than 10%; putting the microballoon into organic solvent I with the parameter of solubility which is 8.0-9.5 to remove cores which are not be cross linked in a dissolving way; obtaining a hollow crosslinked polystyrene microballoon by means of solid-liquid separation; and dispersing the hollow crosslinked polystyrene microballoon in an organic solvent II which has the density ratio which is smaller than the organic solvent I and the boiling point which is smaller than 80 DEG C, and can plastify the polystyrene to form into suspending liquid, and dropping the suspending liquid on a substrate to dry at the constant temperature of 24-50 DEG C for 5-10h. The method solves the problem of the directed orientation of non-spherical grains in the current product, can complete the transformation from the hollow crosslinked polystyrene microballoon to the non-spherical grains, the self assembly of the grains and the directed orientation of the grains for once, can control the shapes of the grains according to the self-assembly temperature, and is a simple and effective method for preparing the multihole and ordered structure.
Owner:ZHENGZHOU UNIV
Device facilitating disassembly and assembly of strut and operation method thereof
PendingCN111266837ASolve the problem that it is not easy to disassemble freelySolve orientation problemsAssembly machinesMetal working apparatusWorkbenchIndustrial engineering
The invention discloses a device facilitating disassembly and assembly of a strut and an operation method thereof. The device comprises a workbench, a sliding seat, a driving assembly, a plurality ofclamps and a tail end traction mechanism. The operation method comprises a disassembly process and an assembly process. According to the device and the operation method, the problem that a mechanicalspring in the strut is inconvenient to disassemble and assemble freely can be solved, the safety problem in the disassembly and assembly processes can be guaranteed, the guide problem of a lead screwsleeve in the assembly process is solved, manual righting by operation personnel is not needed, and operation efficiency and safety are effectively guaranteed.
Owner:NINGBO TUOPU GROUP CO LTD
Shearing machine for oblique planes at ends of packaging strips
ActiveCN103752931AReduce labor intensityGuaranteed cutting effectShearing machinesShearing machine accessoriesReciprocating motionUltimate tensile strength
The invention discloses a shearing machine for oblique planes at the ends of packaging strips. The shearing machine comprises a worktable, a shearing unit, a guiding unit and a framework. The worktable is used for accommodating the packaging strips to be shorn, the shearing unit is used for shearing the packaging strips, the guiding unit is used for guiding cutters in the shearing unit, the framework is used for supporting and fixing the shearing unit, the guiding unit is arranged above the worktable, a conveying channel for conveying the packaging strips is arranged below the guiding unit, two cutter guiding grooves which are distributed along a packaging strip conveying direction are formed in the guiding unit, the two cutters which are respectively used for shearing the front ends and the tail ends of the packaging strips to form the oblique planes at the ends of the packaging strips are arranged in the shearing unit, are respectively arranged in the two cutter guiding grooves of the guiding unit and are respectively connected with two crank arms hinged onto the framework, and the crank arms are driven by cylinders to swing around hinged joints to drive the cutters to reciprocate along the cutter guiding grooves, so that the packaging strips which pass the conveying channel can be shorn. The shearing machine has the advantages that the shearing machine is reasonable in design and simple in structure, and can be operated easily and conveniently, the labor intensity of workers can be effectively reduced, and the production efficiency can be improved.
Owner:洛阳万有力科技有限公司
Automatic connection coupler for aerial rail vehicles
InactiveCN110979353AEasy to standardize productionReliable connection and decouplingDraw-gearRope railwaysStructural engineeringElectrical and Electronics engineering
An automatic connection coupler for aerial rail vehicles comprises a coupler head, a coupler body, a coupler seat and a buffer device, the coupler head and the coupler body are connected together andlocated on the front end face of the coupler body, the coupler body is further installed on the coupler seat, and the coupler seat is further installed on the buffer device; the coupler head is a conical rod-shaped body with a notch in the head, and an automatic centering system is formed through cooperation of a cone and the notch; an automatic locking device and an automatic uncoupling system are arranged in the coupler body, and coupling or uncoupling of the coupler is conducted through the automatic locking device and the automatic uncoupling system; and the buffer device is a bidirectional buffering system, and the bidirectional buffering system absorbs impact force generated when the coupler is coupled and controls the position of the coupler. The coupler head, the coupler body, thecoupler seat and the buffer device are combined to form the coupler with automatic centering reset, automatic coupling / uncoupling, bidirectional buffer and automatic strong and weak electricity connection, so connection of aerial rail vehicles is achieved, manual operation is not needed, and trailer connection and automatic uncoupling are automatically achieved.
Owner:株洲春华实业有限责任公司
Forced guiding mechanism of independent wheel pair two-axle bogie articulated car
InactiveCN1962337ASolve orientation problemsSolving Orientation DifficultiesBogie-underframe connectionsHalf-axialBogie
The invention relates to a guider of independent wheel, on two-axle steering support hinge vehicle, wherein it is formed by guide arm, front vehicle connecting rod, front wheel connecting rod, back vehicle connecting rod, and back wheel connecting rod; one end of front vehicle connecting rod and the front wheel connecting rod are hinged at one side of middle point of guide arm, while one end of back vehicle connecting rod and the back wheel connecting rod are hinged at another side of middle point of guide arm; the middle point of guide arm is O; the hinge point between front vehicle connecting rod and guide arm is S; the hinge point of front wheel with the connecting rod and guide arm is C; the hinge point of back wheel with the connecting rod and guide arm is B; the hinge point between back vehicle connecting rod and guide arm A; its guide increment factor is eta=OB / OA=OC / OD=b / l, while b means half axial distance between the front and back wheels of steering support, I means half distance of vehicles. The invention can make independent wheel force the front and back wheels of steering support into radial position of curvature track.
Owner:SOUTHWEST JIAOTONG UNIV
Efficient static blasting auxiliary orienting device for grooving and large hole drilling and construction method
PendingCN109827479ALarge amount of crusherHigh expansion pressureBuilding repairsBlastingEngineeringInjector
Owner:LULIANG UNIV
Spring damping mechanism with quick locking function
PendingCN111005982AReduce the binding forceAvoid rigid connectionsFriction grip releasable fasteningsVibration suppression adjustmentsClassical mechanicsStructural engineering
The invention relates to a spring damping mechanism with a quick locking function. The spring damping mechanism with the quick locking function comprises a base, an installation seat and two guide rods, wherein two base guide rod supports are fixedly connected to each of two sides of the base; two installation seat guide rod supports are fixedly connected to each of two sides of the installation seat; one installation seat guide rod support on each side is located between the two base guide rod supports located on the same side; a base guide rod support hole is formed in each base guide rod support; an installation seat guide rod support hole is formed in each installation seat guide rod support; each guide rod sequentially penetrates through the base guide rod support holes and the installation seat guide rod support holes in one same side; and a damping device is arranged between each base guide rod support and the corresponding installation seat guide rod support. The spring dampingmechanism with the quick locking function further comprises a locking device, wherein a quick clamping device is arranged on the bottom part of the base. The spring damping mechanism with the quick locking function has the beneficial effects that the guiding and damping problem can be solved at the same time, the stability of an equipment optical shaft and the reliability of the equipment under the severe environments such as strong vibration shock are guaranteed, and the base can be quickly locked on a weapon system.
Owner:WUCHANG UNIV OF TECH +1
Aircraft attitude angle control method, control device and storage medium
The embodiment of the invention provides an aircraft attitude angle control method and device and a storage medium. The aircraft attitude angle control method comprises the following steps of calculating geocentric system projection of an aircraft-target vector according to geocentric system coordinates of a target point and geocentric system coordinates of an aircraft, according to the geocentricsystem projection of the aircraft-target vector, obtaining an emission inertial system projection of the aircraft-target vector, normalizing according to the launch inertial system projection of theaircraft-target vector to obtain aircraft attitude angle instruction input parameters, and finally obtaining an aircraft attitude angle instruction to control the aircraft attitude angle according tothe aircraft attitude angle instruction input parameter. The aircraft attitude angle constraint control is realized when a certain axis or any axis of an aircraft X, Y and Z points to a ground fixed position, and the problem that the certain axis of the aircraft is oriented due to aircraft attitude adjustment does not occur at present is solved.
Owner:CHINA ACAD OF LAUNCH VEHICLE TECH
Orientation cover pressing method
InactiveCN110835076ASolve orientation problemsMeet the use requirementsCapsCapping machinery safety/controlEngineeringControl cell
The invention discloses an orientation cover pressing method, which includes the following steps: (1) detecting the direction of a bottle body on a first poking wheel through a first visual inspectionunit; (2) detecting the direction of a cover body on a second poking wheel through a second visual inspection unit; (3) enabling the first poking wheel to feed the bottle body into a third poking wheel, and enabling the second poking wheel to feed the cover body into a cover pressing component on the third poking wheel; (4) feeding first data fed back by the first visual inspection unit and second data fed back by the second visual inspection unit to a control unit for comparative analysis, and then controlling the cover pressing component to drive the cover body to rotate by a set angle; and(5) enabling the cover pressing component to drive the cover body to descend for press fitting with the bottle body. The orientation cover pressing method provided by the invention solves the orientation problem between the cover body and the bottle body during cover pressing through rotating the cover body to adjust the direction of the cover body before cover pressing, so that the cover body direction and the bottle body direction have higher consistency, and the use requirements of customers are met.
Owner:JIANGSU NEWAMSTAR PACKAGING MACHINERY
Elastic plugging device structure for cardiac surgery
The invention discloses an elastic plugging device structure for cardiac surgery. The elastic plugging device structure comprises a plugging device catheter and a guide tube, wherein side holes are formed in the positions, corresponding to double-hole heart septal defects, of the guide tube; a bottom plate is fixed to the inner side wall of the guide tube; two mounting holes are formed in the positions, corresponding to the two side holes, of the bottom plate; a fixing rod is fixed in each mounting hole; and an elastic contraction device is fixed to the outer portion of each fixing rod in a winding mode. When the plugging device catheter carries the plugging device structure to penetrate through the inlet end of a first channel, the plugging device structure touches the elastic contractiondevices, can penetrate out of the side holes above the guide grooves along the guide grooves and is placed at the corresponding heart notch positions, a pull rod is arranged in a second channel, whenthe pull rod pulls the guide tube outwards, the two elastic contraction devices are pulled to be tightened into the second channel, so that a guide channel defined between the guide grooves of the elastic contraction devices in the first channel and the inner wall of the guide tube is enlarged, and the plugging device catheter can pass through the guide channel.
Owner:李建朝
Clutch structure for electric hammers
PendingCN108869563AOverall small sizeImprove stressPortable percussive toolsInterengaging clutchesStress conditionsGear wheel
The invention relates to a clutch structure for electric hammers. The clutch structure comprises a crankshaft, a clutch gear, a clutch, guide keys and a support gasket. Key grooves are formed in the crankshaft, the guide keys are fixedly mounted in the key grooves, the clutch gear sleeves the crankshaft, one end of the clutch gear is butted to a shaft shoulder of the crankshaft, the support gasketis mounted between the other end of the clutch gear and the guide keys, two sides of the support gasket cling to the clutch gear and the guide keys, the clutch sleeves the guide keys and can slide along the guide keys, a meshing structure is arranged between the clutch and the clutch gear, and the clutch is connected with the clutch gear when sliding toward the clutch gear, and is separated fromthe clutch gear when sliding towards the other side. The clutch structure for the electric hammers has the advantages that chiseling functional clutch can be carried out by the clutch structure, the clutch structure is compact, the overall volumes of the electric hammers can be diminished, and stress conditions of serrated shafts of motors can be improved.
Owner:HUALI ELECTRICAL APPLIANCE MFG CO LTD
Multi-surface container steering device
The invention discloses a multi-surface container steering device which comprises a support, a first shaft capable of rotating around the axis of itself and arranged in the support, a poking wheel fixedly arranged on the first shaft and a cam fixedly arranged on the support. A cam curve groove is formed in the side surface, facing the poking wheel, of the cam. The device further comprises a firstconnecting assembly connected to the poking wheel, a second shaft capable of rotating around the axis of itself and arranged in the first connecting assembly in a penetrating mode, a second connectingassembly connected to one end of the second shaft, used for bearing a multi-surface container and used for abutting against at least one side surface of the multi-surface container, and a third connecting assembly connected to the other end of the second shaft and partially stretching into the cam curve groove. The third connecting assembly is used for moving in the cam curve groove along with rotation of the second shaft in the axis direction of the first shaft so as to drive the second shaft to rotate in the axis direction of the second shaft. According to the multi-surface container steering device, the problem of orientation of the multi-surface container before filling is effectively solved.
Owner:JIANGSU NEWAMSTAR PACKAGING MACHINERY
Long-service-life steel flowing groove and manufacturing die and manufacturing method of long-service-life steel flowing groove
ActiveCN111269018AIncrease the amount of participationImprove distributionMelt-holding vesselsMouldsMetallurgyEngineering
The invention discloses a manufacturing method of a long-service-life steel flowing groove. The manufacturing method comprises the following steps: mixing 95-99wt% of siliceous castable and 1-5wt% ofa high-temperature binder in a mixer; then adding water which accounts for 6-10wt% of the mass of the refractory castable raw materials, and continuously mixing for about 5-10min; and finally, addinga mixture of stainless steel fibers (accounting for 80-90wt% of the weight of the stainless steel fibers) with the specification of (20-25) mm * (0.4-0.7) mm and stainless steel fibers with the specification of (25-35) mm * (0.8-1.2) mm, mixing for about 5-10 minutes, stopping mixing, and discharging for later use; and then forming and sequentially carrying out normal-temperature drying treatmentand heating drying treatment to obtain a finished product of the steel flowing groove. The invention further discloses thelong-service-life steel flowing groove and a die for preparing the long-service-life steel flowing groove.
Owner:JIANGSU JICUI ANTAI CHUANGMING ADVANCED ENERGY MATERIALS RES INST CO LTD
Mast lifting guide device
PendingCN114291203ASolve orientation problemsSimple structureVessel superstructuresVessel mastsMarine engineeringStructural engineering
The invention relates to the technical field of underwater vehicle mast lifting, and discloses a mast lifting guide device which is used for conducting lifting guide on a mast on an underwater vehicle cabin and comprises a hydraulic driving assembly, a stroke detection switch, a fixed guide assembly and a lifting supporting assembly. The two are arranged in the cabin of the underwater vehicle; the lifting supporting assembly is arranged on the inner side of the fixed guiding assembly and connected with the mast. The hydraulic driving assembly provides power, drives the lifting supporting assembly to do lifting motion and drives the mast to rise and retract. The fixed guide assembly plays a role in guiding and circumferential rotation prevention in the lifting motion of the lifting supporting assembly. And after the mast is retracted in place, the stroke detection switch outputs a retraction in-place signal. The device has the capacity of vertical lifting guiding and circumferential anti-rotation limiting, the overall structure is simple, and functions are easy to achieve.
Owner:宜昌测试技术研究所
Optical vehicle diagnostic system
InactiveCN112236643ASolve orientation problemsAccuracy does not affectUsing optical meansMechanical measuring arrangementsEngineeringOptical measurements
An optical measurement system for measuring one or more portions of an object such as a vehicle (116) and solving the issues relating to attitude of the vehicle (116) while measuring the one or more portions of the vehicle, is disclosed. The optical measurement system comprising a diagnostic, measurement and repair equipment arranged on the object for example the vehicle (116) via a rigid linkingstructure. The system comprises a measuring head (108) and one or more targets comprising one or more set of photodiodes. The measuring head (108) is mounted under or on the vehicle (116). The systemis configured to measure parameters representative of the vehicle (116). The system further comprises a computing device (102) in communication with the equipment, comprising set of instructions to determine a position of the target regarding to a reference point. The location of the point is then compared to an original location of the point to determine the damage in the vehicle (116).
Owner:威图纳有限公司
Pay-off arm for high-speed rail cable laying
PendingCN113928936ASolve orientation problemsImprove construction efficiencyFilament handlingApparatus for laying cablesElectrical and Electronics engineeringMechanical engineering
The invention belongs to the technical field of high-speed rail four-electric engineering construction, and particularly relates to a pay-off arm for high-speed rail cable laying. Compared with the prior art, a first basic arm, a second basic arm, a third basic arm, a first telescopic arm, a second telescopic arm and a third telescopic arm respectively form three telescopic arm bodies, the three telescopic arm bodies form a parallelogram connecting rod structure, the shape of a parallelogram is changed through stretching and retracting of an oil cylinder, and then the height of a tail end guide mechanism is changed; and in the lifting process, the tail end cable guide mechanism is always parallel to a vehicle body, the problem of guiding a cable extending out of the vehicle body in the cable mechanical laying process is solved, the ground clearance of the cable is adjusted according to the line height exceeding condition, various different types of guide mechanisms can be connected, the field operation requirement is better met, the effect of operators is replaced, and the construction efficiency of mechanical laying of the cable is effectively improved.
Owner:CSIC HAIWEI ZHENGZHOU HIGH TECH CO LTD
Prestressed steel bar tensioning equipment
PendingCN113858423AGuaranteed synchronicityResolve synchronizationCeramic shaping apparatusData controlSynchronous control
A prestressed steel bar tensioning equipment comprises embedded seats, anchor seats, a driving mechanism, a tensioning plate and a synchronous control system, the two embedded seats are embedded underground on the two sides of a bench formwork respectively, the two anchor seats are fixed to the two embedded seats respectively, the tensioning plate comprises a first end and a second end, and the driving mechanism comprises a driving station, a first telescopic piece and a second telescopic piece. A driving piece is connected with the first telescopic piece and the second telescopic piece, the telescopic ends of the first telescopic piece and the second telescopic piece are connected with the first end of the tensioning plate, and the second end of the tensioning plate is in butt joint with the adjacent anchor seat. The synchronous control system comprises sensors and a controller which are electrically connected, the two sensors are arranged in the first telescopic piece and the second telescopic piece respectively and used for detecting telescopic displacement data of the first telescopic piece and the second telescopic piece in real time, and the controller is used for receiving detection data of the sensors and controlling operation of the driving mechanism. According to the prestressed steel bar tensioning equipment, it can be guaranteed that two oil cylinders work synchronously, tensioning displacement can be accurately guaranteed, and intelligent control can be achieved.
Owner:筑友智造智能科技有限公司
Who we serve
- R&D Engineer
- R&D Manager
- IP Professional
Why Eureka
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Social media
Eureka Blog
Learn More Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com