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Multifunctional indwelling needle
The invention relates to a multifunctional indwelling needle comprising a sleeve tube assembly and a steel needle assembly. The multifunctional indwelling needle is characterized by further comprising an anti-reflux valve, an anti-puncture safety device and a non-needle positive pressure connector, wherein the anti-reflux valve is arranged in the middle cavity of a sleeve tube seat and located at the front end of a hose communicated with the sleeve tube seat in the axial direction of the sleeve tube seat; the anti-puncture safety device is arranged on a steel needle seat, and the non-needle positive pressure connector is arranged on an external connector; the anti-puncture safety device is a non-spring anti-puncture safety device, and the non-needle positive pressure connector is a non-spring non-needle positive pressure connector. Blood can be prevented from overflowing to cause pollution due to the sealed structure; the situation that because a medical worker is punctured when the steel needle is pulled out, the medical worker catches a disease is avoided; anti-reflux double protection avoids accidental conditions caused by a single measure, the multifunctional indwelling needle is safe and reliable at work, the problems caused by blood reflux are avoided, and working efficiency of the medical worker is improved. Meanwhile, the non-spring structure avoids the corrosion problem caused by a spring structure, the multifunctional indwelling needle is safer and more sanitary, and steady and reliable working of the indwelling needle is ensured.
Owner:NANTONG HENGTAI MEDICAL APP
Hardware machining polishing device capable of polishing steel tube notches conveniently
InactiveCN108747626AEasy to polishEasy to slideRevolution surface grinding machinesGrinding drivesSteel tubeGeotechnical engineering
The invention discloses a hardware machining polishing device capable of polishing steel tube notches conveniently. The hardware machining polishing device comprises a supporting frame, a fixing frame, a motor and a second gear. A connecting rod is arranged in the supporting frame, and a sliding groove is formed in the supporting frame; the motor is connected with a first gear and a first polishing block through a connecting shaft, and a storage groove is reserved in the first polishing block; and a horizontal shaft is connected with a polishing frame through a moving groove, and a second polishing block is mounted on the left side of the horizontal shaft. According to the hardware machining polishing device capable of polishing the steel tube notches conveniently, a connecting piece and aconnecting lantern ring are of an integrated structure, a through hole in the inner side of the connecting piece is of a crisscross-shaped structure, the through hole and the connecting rod are in matched connection, the connecting lantern ring and a mounting rod form a sliding structure through balls so that the connecting lantern ring can slide on the connecting rod conveniently, meanwhile, theconnecting rod can drive the connecting lantern ring to rotate on the mounting rod conveniently, and the connecting shaft can be driven to rotate.
Owner:利辛县鹏博机电设备有限公司
Catalytic combustion catalyst and preparation method thereof
ActiveCN103041873AAvoid weak adhesionLong life and activity stabilityDispersed particle separationCatalyst activation/preparationPre treatmentAluminium
The invention discloses a catalytic combustion catalyst and a preparation method thereof. The catalyst uses honeycomb ceramic as a supporter, and an aluminasol coating and a slurry coating are sequentially arranged on the surface of the honeycomb ceramic supporter; the aluminasol coating is positioned between the ceramic supporter and the slurry coating; Pt, Zr and La metal element active components are supported on the surface of the slurry coating; the Pt / Zr / La mol ratio is (0.1-1):(1.5-4.5):(1.5-4); and every liter of catalyst supports 0.2-3.5g of noble metal Pt active component. The preparation method of the catalytic combustion catalyst comprises the following steps: supporter pretreatment, aluminasol preparation, coating slurry preparation, sol application of supporter, slurry application, and metal active component supporting. The catalytic combustion catalyst has the advantages of long service time, high removal rate and the like in the catalytic combustion process of treating organic waste gas, thereby ensuring the long-term stable operation of the catalytic combustion device.
Owner:CHINA PETROLEUM & CHEM CORP +1
Projector combined type optical color wheel device
InactiveCN106597787AIncrease production capacityAvoid Timing Mark DropoutProjectorsColor wheelTime sequence
The invention discloses a projector combined type optical color wheel device which comprises a substrate, a light transmission material, a counterweight sheet material and a glass phosphor body. The glass phosphor body comprises a light transmission area. The light transmission material is fixedly arranged in the light transmission area; the counterweight sheet material is attached on the light transmission material; and the glass phosphor body neighbors the substrate. According to the invention, the density of the counterweight sheet material is different from that of the light transmission material and the light matting property is unlike that of the substrate so as to achieve the effect of both counterweight and time sequence marking and solve the problem with the increase in the working procedures when needed to be externally provided with a counterweight and time sequence marking and the problem with the proneness to come off during the high speed rotation of a color wheel by providing a projector combined type optical color wheel device with simplified procedures and enhanced production performance.
Owner:TAIWAN COLOR OPTICS
Bimetal vacuum diffusion welding method of hydraulic pump/motor cylinder body
ActiveCN102528264AStress reliefEliminate microscopic defectsNon-electric welding apparatusFriction effectInsulation layer
The invention relates to a bimetal vacuum diffusion welding method of a hydraulic pump / motor cylinder body. The bimetal vacuum diffusion welding method comprises the following implementation steps of: (1) manufacturing all parts and assembling: pressing a copper alloy sleeve into each plunger hole, inserting a plunger hole expansion core into a hole of each copper alloy sleeve, placing a spherical surface copper alloy plate on the hemispherical surface at the upper end of a basal body, placing plunger hole heat insulation layers between the plunger hole expansion cores and the copper alloy sleeves, and placing hemispherical surface heat insulation layers between hemispherical surface pressure heads and the spherical surface copper alloy plate; (2) charging into a furnace: respectively placing the hemispherical surface pressure head on the upper surface of each cylinder body component, and laying asbestos cloth between layers of each cylinder body component; (3) sintering: controlling the vacuum degree, the heating-up process and the pressurizing process in a vacuum hot-pressing furnace; and (4) firstly uniformly cooling down, and then naturally cooling to the normal temperature. According to the bimetal vacuum diffusion welding method disclosed by the invention, interatomic mutual diffusion bonding of a copper alloy and carbon structural steel of the basal body can be realized, the structure of the copper alloy is more compact, the anti-friction effect is further improved and the working life is significantly prolonged.
Owner:西安东瑞增材科技股份有限公司
Material hoist for construction site
InactiveCN107555076AGuaranteed stabilityPrevent falling offConveyorsLoading/unloadingMotor shaftMechanical failure
The invention relates to the technical field of construction equipment, and discloses a material hoist for a construction site, comprising a device body, the bottom of the device body is fixedly connected with a base, and a plurality of electric shafts are fixedly installed on the inner wall of the device body , the outer surface of each electric shaft is sleeved with a runner, and the outer surface of the runner is wound with a conveyor belt. The material hoist used on the construction site effectively ensures the stability of the loading hopper during transportation and prevents the fixed rod from falling off during movement, effectively prevents dust from floating inside the equipment body and affects the normal operation of the equipment, ensuring The material can be cleared, which solves the problem that often occurs that the material falls inside the equipment, causing mechanical failure, and the dust is seriously scattered during material transportation. If it is not cleaned for a long time, it will affect the conveying rate of the equipment and accelerate the speed of equipment parts. The wear and tear is also very inconvenient when cleaning.
Owner:高文英
Large-egg-turning-angle hatching machine
PendingCN107027654AImprove developmentPromote absorptionPoultry incubationTurn angleTemperature control
The invention provides a large-egg-turning-angle hatching machine. The machine includes a hatching tank, a humidity control system, a temperature control system, a water spray system, an air circulation system, an egg turning device, an egg tray and a master controller; the egg turning device comprises an egg rack, a power source and a transmission mechanism, the egg tray is supported on the egg rack, under the control of the master controller, the power source drives the egg rack to do reciprocating oblique motion through the transmission mechanism, the egg tray does reciprocating oblique motion along with the egg rack to achieve egg turning, after the egg tray turns away from the horizontal position along with the tray rack and becomes oblique, the structure of the egg tray makes eggs vertically placed in the egg tray tilts along with the egg tray and is tilted at a certain angle in the egg tray in the same direction, and the eggs are thus turned from a horizontally laid state on one side to a horizontally laid state on the other side. By means of the large-egg-turning-angle hatching machine, without changing egg placement and egg tray placement processes, the egg placement and egg tray placement processes are kept as simple as possible, a large egg turning angle is achieved and is close to 180 degrees, and therefore the hatching machine helps to break through the hatching rates of the eggs.
Owner:佛山市任氏机械科技有限公司
Working seat for working on pole
The invention discloses a working seat for working on a pole. The working seat comprises a supporting component and a main body component, wherein the main body component comprises a support, adjustable supporting legs and a seat, wherein the support is inverted F-shaped, and two transverse branches of the support are connected with the adjustable supporting legs, respectively; the adjustable supporting legs are fixedly connected with the supporting component; a safety hole is formed in the top end of the inverted F shape of the support and used for connecting a safety rope; the seat is fixedly arranged on the backs of the two transverse branches of the support. The working seat for working on the pole is safe, reliable, comfortable and convenient to carry for the working personnel working on the pole, and is capable of effectively reducing the physical output of the working personnel and in particular the labor intensity of work taken a long time.
Owner:STATE GRID CORP OF CHINA +1
Rotor salient pole type hybrid excitation motor based on magnetic gear
InactiveCN103997174AIncrease speedReduce volumeSynchronous machine detailsSynchronous machines with stationary armatures and rotating magnetsLow speedPermanent magnet motor
The invention discloses a rotor salient pole type hybrid excitation motor based on a magnetic gear. The rotor salient pole type hybrid excitation motor based on the magnetic gear comprises an outer rotor, a permanent magnet, a stator, an armature winding, a supporting shaft and a bearing, wherein an inner ring of the outer rotor is provided with outer rotor salient poles which are arrayed at equal intervals and is connected with the supporting shaft of the motor through the bearing in a rotating mode; the stator is fixedly arranged through the supporting shaft of the motor; the permanent magnet is attached to the surface of a stator tooth of the stator and is opposite to the outer rotor; air gaps are formed between the outer rotor salient poles and the permanent magnet; the armature windings are wound around the stator tooth of the stator and are charged with alternating current. The salient pole type rotor is not provided with a permanent magnet, and a motor magnetic field is generated through the permanent magnet attached to the surface of the stator tooth and the excitation winding wound around the stator tooth, so that reliability of the motor is improved, the defect that a magnetic field of a traditional permanent magnet motor can not be adjusted is overcome, and the rotor salient pole type hybrid excitation motor based on the magnetic gear has the advantages of low-speed magnetism increasing and high-speed magnetism field weakening of a hybrid excitation type motor.
Owner:SOUTHEAST UNIV
Human body joint measurement and evaluation system
InactiveCN106205322AAvoid sheddingMake sure the intersection is fixedCosmonautic condition simulationsEducational modelsSacroiliac jointEngineering
The invention relates to a human body joint measurement and evaluation system, which comprises a simulated person and an upper computer. The simulated person comprises a simulated trunk and simulated limbs, wherein the simulated trunk and the simulated limbs are connected together. The simulated limbs are provided with at least one simulated joint. The simulated joint comprises a first bone-like connecting piece and a second bone-like connecting piece. The first bone-like connecting piece and the second bone-like connecting piece are respectively provided with an inertia sensor. The upper computer is provided with a joint angle measuring module and a display module. The tail end of the first bone-like connecting piece is fixedly connected with a joint ball seat. The tail end of the second bone-like connecting piece is fixedly connected with a joint ball. The joint ball seat is provided with a ball socket matched with the surface of the joint ball. The joint ball seat and the joint ball are respectively made of permeable magnetic materials. A magnetic suction assembly is arranged in the joint ball seat. Under the action of the magnetic attraction force of the magnetic suction assembly, the joint ball seat is movably connected with the joint ball. The human body joint measurement and evaluation system is high in the simulation degree of simulated human joints, and is capable of automatically figuring out the angle value of each joint. Therefore, the system is suitable for the measuring and the teaching of joint angles.
Owner:叶强 +2
Rubber pulverizer
InactiveCN107756686AExtended service lifePrevent screen cloggingPlastic recyclingMechanical material recoveryPulverizerAirflow
The invention discloses a rubber pulverizer, and belongs to the field of rubber processing. The rubber pulverizer comprises a shell, a cutting device, a screening device and a cooling device, whereinthe cutting device comprises two rollers and a crushing wheel, the crushing wheel is composed of two sleeves and a crushing knife, air channels are formed in the sleeves, and the cooling device comprises a vortex tube. When rubber is crushed by the pulverizer, the crushing knife makes contact with the rubber and is moved by the thrust of the rubber, and air is compressed in the process that the crushing wheel is moved, so that air enters the vortex tube, and cold air is generated to cool the crushing knife. By adopting the scheme to crush the rubber, the service life of the crushing knife canbe prolonged, and the rubber is prevented from melting so as not to adhere to the crushing knife and not to influence the crushing effect.
Owner:CHONGQING WEIXING RUBBER
workpiece recognition device and method based on an image recognition-SVM learning model
ActiveCN109657708AImprove stabilityImprove real-time performanceImage enhancementImage analysisData connectionFeature vector
The invention discloses a workpiece recognition device and method based on an image recognition-SVM learning model. The device comprise an image collection unit, a recognition unit and a robot, and the image collection unit is used for obtaining a to-be-detected workpiece image and is in data connection with the recognition unit; The recognition unit is used for classifying the workpieces to be detected by adopting an SVM learning model classifier after extracting the feature vectors of the workpieces in the images, outputting a classification result and being in control connection with the robot; And the robot is used for classifying the workpieces to be detected according to the classification result. The device can identify and grab a predetermined target in a relatively complex environment, is not influenced by translation, scale and rotation geometric changes, and has relatively high stability and real-time performance. Another aspect of the application also provides a method of the device.
Owner:FUJIAN INST OF RES ON THE STRUCTURE OF MATTER CHINESE ACAD OF SCI
Method for enhancing thermal-insulation performance of well-frame wall body by adopting light raw soil material and composite thermal-insulation wall body
InactiveCN102505780AImprove thermal performance defectsReduce gapWallsClimate change adaptationSurface finishEnvironmental resource management
The invention provides a method for enhancing the thermal-insulation performance of a well-frame wall body by adopting a light raw soil material and a composite thermal-insulation wall body, and belongs to the technical field of buildings. The method comprises the following steps: light clay slurry formed by mixing raw soil, cement and plant fiber is used for filling slits on the well-frame wall body, so as to form a flatting layer; pre-cast light clay building blocks are built on the surface of the flatting layer; and slurry formed by mixing raw soil and cement or a surface finishing material such as board is adopted as a surface layer. The composite thermal-insulation wall body mainly comprises a beam, a wood ridge, a light clay flatting layer filled in the slits on the surface of the wood ridge, and a light clay building block thermal-insulation layer built on the surface of the flatting layer. The invention has the advantages that the materials are mainly local construction materials; the building block building method is adopted; the thickness of the thermal-insulation layer of the wall body can be designed according to local conditions; the slits in the wall body are reduced; the poor thermotechnical performance of a well-frame building is improved effectively; the construction is simple; the construction cost is low; the purpose of ecological and environmental protection is realized; and the local advantages can be played.
Owner:KUNMING UNIV OF SCI & TECH
Plug body for beverage containers
ActiveCN104276338AReduce the number of piecesNo overrunning of the locking crimp receiverClosuresLocking mechanismEngineering
The present invention provides a plug body for beverage containers, wherein a locking mechanism for minimizing a locking part to prevent the occurrence of misoperations is provided. The vertical wall of a cover body is provided with a chimeric shaft. The outer surface of the vertical wall supports the locking part through the shaft bearing effect of the chimeric shaft. The locking part comprises a left arm part, a right arm part and a connecting part. The inner sides of the arm parts of the locking part are provided with a locking crimp part (113). The inner sides of the arm parts are also provided with a locking crimp receiving part. If the locking part is rotated towards the inverse-hinging direction, the locking crimp part is crimped onto the locking crimp receiving part to enable the elastic deformation of the upper part of the locking part in an opening manner. When the cover body is closed, the locking part is in contact with the hook part of a plug body to be rotated. Therefore, the plug body is clamped by the locking part through resetting the hook part of the plug body.
Owner:THERMOS CHINA HOUSEWARES +1
Electronic equipment and shell assembly thereof
ActiveCN111131582AReduce distortionAvoid sheddingTelephone set constructionsMechanical engineeringElectronic equipment
Owner:GUANGDONG OPPO MOBILE TELECOMM CORP LTD
Antistatic fabric preparation method
InactiveCN111455522AImprove antistatic performanceImprove adhesionFibre typesWoven fabricsFiberPolymer science
The invention discloses an antistatic fabric preparation method, and relates to the technical field of textile material processing. The antistatic fabric preparation method specifically comprises thefollowing steps that S1, raw materials are selected; S2, a treatment fluid is blended; S3, antistatic soaking treatment is carried out on fibers; S4, a fabric is woven; and S5, the antistatic fabric is washed and dried. According to the antistatic fabric preparation method, the antistatic effect of the fabric can be enhanced in the aspect of materials by blending and weaving various antistatic conductive fibers, and the purpose that the antistatic treatment fluid can be fully adhered to the surface of each fiber is achieved by firstly performing antistatic soaking treatment on the non-conductive base fibers and then performing blending and weaving, the adhesive force of the treatment fluid is greatly enhanced by adding a thickening agent into the antistatic treatment fluid, the antistaticeffect of the antistatic fabric is greatly enhanced, and therefore large benefits to use of the antistatic fabric are achieved.
Owner:广东蓝墨科技有限公司
Ultrahigh-strength building concrete and preparation method thereof
Owner:芜湖浩权建筑工程有限公司
Multi-rotor craft emergency protection system and method
Owner:XIHUA UNIV
Heat transfer device for garment-surface breathable patterns and processing method thereof
ActiveCN110816029AGuaranteed breathabilityImprove breathabilityTransfer printingOther printing apparatusHydraulic cylinderAir pump
The invention discloses a heat transfer device for garment-surface breathable patterns and a processing method thereof. The heat transfer device comprises a hot pressing mechanism, a hydraulic cylinder, a top support, an air pump, a processing platform, an air suction pump, a base, a sliding block, a wind collecting hopper, a lead screw and a clamp, wherein the lower surface of one end of the processing platform is fixedly connected with the base through stand columns, so that a channel convenient for transfer of to-be-transferred garments is formed at the other end of the processing platform;and a door-type support is welded to the end, close to the stand columns, of the upper surface of the processing platform, and the two ends of the door-type support are welded to the two sides of theprocessing platform. In the heat transfer printing process, heat transfer is achieved through the arrangement of a compact puncturing structure, and the breathability of the transfer area is ensured;and in addition, the negative pressure can be matched, so that the heat transfer printing mass is in contact with the fabric more tightly, the falling condition is avoided, the negative pressure canalso increase the adhesive film cracking probability at gaps of the fabric, and the overall air permeability is improved.
Owner:安徽彩韵服饰有限公司
Textile tearing performance testing device
InactiveCN112378756AAvoid sheddingQuick Squeeze FixMaterial strength using tensile/compressive forcesWorkbenchTextile
The invention discloses a textile tearing performance testing device which comprises a workbench, supporting columns are fixedly connected to the periphery of the bottom end of the workbench, a discharging groove is fixedly connected to one side of the top end of the workbench, a through groove is formed in the end, close to the center line of the workbench, of the discharging groove, and a testing mechanism is installed at the top end of the workbench. And an electric slide rail is arranged in the testing mechanism. According to the invention, one end of a to-be-detected textile can be quickly extruded and fixed in a C-shaped plate by rotating a hand-screwed bolt, and the electric slide block can drive a tension meter to slide in the electric slide rail, so that the tension meter can drive the C-shaped plate and one end of the textile to move for a pull test, the operation is simple, time and labor are saved, and the previous tedious fixing mode is changed; and the situation that thetextile falls off in the pulling process can be prevented, and in the moving process of the electric sliding block, a marking needle head can be driven to move at the upper end of a precision ruler, so that a worker observes the pulling distance conveniently.
Owner:朱蕾
Printing system preventing organic gas from being discharged in printing
ActiveCN106585091APrevent volatilizationAvoid bumpingOther printing apparatusPrinting press partsEnvironmental resistancePrinting ink
The invention discloses a printing system preventing organic gas from being discharged in printing, and belongs to the technical field of environment-friendly printing. The problem that in the existing printing process, the volatile organic gas generated from printing ink floats in air, so that the serious damage to bodies of people, air pollution and environment destruction are generated is solved. The printing system preventing the organic gas from being discharged in printing comprises a printing box, a drying box, a cooling box and an exhaust fan, wherein the drying box is connected with the printing box, the cooling box is connected with the drying box, and the exhaust fan is connected with the printing box, the drying box and the cooling box. The printing system preventing the organic gas from being discharged in printing is used for printing.
Owner:郑州华美彩印纸品有限公司
Buffered weldless pick-shaped cutter for coal mining machine
InactiveCN104005764AEliminate hidden dangersPrevent slipping outSlitting machinesCutting machinesCoal miningWorking life
The invention relates to a buffered weldless pick-shaped cutter for a coal mining machine. The buffered weldless pick-shaped cutter is composed of a cutter body and is characterized in that the center of the front end of the cutter body is provided with a blind hole in which a protective cover is arranged; the corresponding parts of the outer circle of the protective cover and the inner circle of the blind hole are respectively provided with an annular groove, and the annular grooves are internally provided with elastic check rings; a spring, a cushion block and a carbide bit are sequentially arranged from the inner end to the outer end of the protective cover, and the outer end of the carbide bit is approximately tapered and extends out of the outer end of the protective cover; the outer sections of a carbide bit section in the protective cover and a protective cover section corresponding to the carbide bit section are both a tapered section which is large inside and small outside; the outer side of the outer end of the protective cover is tapered, the outwards extending end of the protective cover extends out of the blind hole, and the taper of the outwards extending end of the protective cover is matched with the taper of the outwards extending end of the carbide bit. The pick-shaped cutter has the advantages that the cutter body and the carbide bit cannot fall off, and the pick-shaped cutter is long in working life. The pick-shaped cutter is suitable for the coal mining machine for a coal mine.
Owner:无锡正大轴承机械制造股份有限公司
Sieving device for crops
InactiveCN107225089ASolve the problem of poor screening effectImprove practicalitySievingScreeningEngineeringRaw material
The invention discloses a sieving device for crops. The sieving device for the crops comprises a working table, a protective box is fixedly connected to the top of the working table, a shell body is fixedly connected to the top of the protective box, a second motor is fixedly connected to the top of the inner wall of the shell body, and a first rotary shaft is fixedly connected to the output end of the second motor. According to the sieving device for the crops, through arrangement of supporting columns, a controller, a flow guiding plate, sliding chutes, slide blocks, a feeding port, the shell body, the first rotary shaft, stirring blades, a transverse plate, notches, a first motor, a supporting table, a support, a discharging port, the second motor, a round roller, a fixed block, a connecting rod, a rotary disc and a second rotary shaft to be used cooperatively, the better sieving effect is achieved, and the problem of poor sieving effect due to the fact that raw materials are companied with many other things when an existing crop sieving device is used is solved; and the quality of raw material processing is enhanced, using of a user is facilitated, meanwhile the practicability of the sieving device is also enhanced, and the sieving device for the crops is suitable for being used and popularized.
Owner:广东云印科技有限公司
Deep ultraviolet LED device and preparation method thereof
PendingCN111162070AAvoid sheddingImprove reliabilitySolid-state devicesSemiconductor devicesUltravioletEngineering
The invention discloses a deep ultraviolet LED device and a preparation method thereof, and the device comprises a substrate with a bonding pad on the upper surface, a support located on the upper surface of the substrate, and a glass lens located at the top of the support, the substrate, the support and the glass lens form a cavity, and the surfaces of the substrate and the support are respectively provided with conductive layers; the deep ultraviolet LED device further comprises an inverted eutectic UVC chip and an inverted eutectic electrostatic protection chip which are located in the cavity and arranged on the bonding pad of the substrate. According to the technical scheme provided by the invention, the inverted eutectic UVC chip and the inverted eutectic electrostatic protection chipare used as a UVC chip and an electrostatic protection chip in the deep ultraviolet LED device. In this way, the situation that the inverted eutectic UVC chip and the inverted eutectic electrostaticprotection chip fall off is avoided as much as possible, collapse and breakage can be avoided as much as possible, and then the reliability of the deep ultraviolet LED device can be improved.
Owner:NINGBO SUNPU OPTO SEMICON
Winding-uniform textile fiber winding device
InactiveCN107399638AEasy to transport and storeAvoid shakingFilament handlingTextile fiberEngineering
The invention discloses a textile fiber winding device with uniform winding, which comprises a base, a winding device is fixedly installed on the top of the base, a servo motor is fixedly installed on the top of the base, and the servo motor is located at the front of the winding device. On the surface, the top of the base and one side of the winding device are fixed with an adjustment mechanism through bolts, and the winding device includes a fixed block. In the present invention, through the cooperation of the servo motor, the winding device and the adjustment mechanism, the servo motor is started to drive the winding device to work, so that the textile fibers are wound on the winding drum, and through the reduction motor on the adjustment mechanism, the threaded rod and the nut Cooperate, so as to control the movement of the textile fiber, so that it can be evenly wound on the winding drum, and due to the cooperation of the tension rod, the rotating wheel, the lifting rod and the spring, the textile fiber is wound on the winding drum, which is more compact .
Owner:姚飞
Earth surface rock breaking multi-position rotary drill machine for oil exploitation
InactiveCN109519119AIncreased drilling and extraction efficiencyIncreases the rate of oil extractionEarth drilling toolsDrilling rodsDrive motorEngineering
The invention discloses an earth surface rock breaking multi-position rotary drill machine for oil exploitation. The earth surface rock breaking multi-position rotary drill machine includes a fixed plate, a movable groove, a first fixing strip and an embedding groove. A supporting rod is fixedly welded to the outer wall of the fixed plate, a sliding block is mounted on the inner wall of a slidinggroove, a driving motor is mounted at the tail end of a movable rod, the output end of the driving motor is in flange connection with a rotating shaft, the first fixing strip is fixedly welded to thetail end of the fixed plate, a first mounting strip is mounted below the first fixing strip, the lower end of the first mounting strip is in screw connection with an anti-collision strip, the inner wall of the anti-collision strip is provided with a damping pad, and the embedding groove is disposed on the edge of the inner wall of the first mounting strip. The supporting rod in the earth surface rock breaking multi-position rotary drill machine for oil exploitation has a stabilizing and balancing function, the effect of fixedly supporting the whole machine can be achieved, and because a hydraulic pump and the driving motor generate a certain amplitude during the working process, a damping rod can have effects of damping on the amplitude.
Owner:广州科奥信息技术有限公司
Method for manufacturing cover of portable computer and cover thereof
InactiveCN103376835AAvoid sheddingImprove joint strengthDigital data processing detailsEngineeringPlastic film
Owner:MSI ELECTRONICS KUN SHAN
Continuous sludge treatment system
ActiveCN111807664AGood removal effectReduce loadSludge treatment by de-watering/drying/thickeningSludgeProcess engineering
The invention relates to a continuous sludge treatment system. The system comprises a dehydrating rack, wherein a pre-dehydration device is arranged on the dehydration rack; the pre-dehydration deviceis provided with a sludge inlet and a pre-dehydrated sludge outlet; a filter press is arranged at the pre-dehydrated sludge outlet; the pre-dehydrated sludge outlet is communicated with the feeding opening of the filter press; and a filter pressing adjusting mechanism is arranged in the filter press, a filter pressed sludge outlet is formed in the filter press, a sludge collecting tank is arranged at the filter pressed sludge outlet in a communicating manner, a sludge conveying pipeline is arranged in the sludge collecting tank, the free end of the sludge conveying pipeline is communicated with a drying device, and a material receiving hopper is arranged at the material outlet of the drying device. The pretreatment dehydration treatment device and the drying device are arranged, and the filter pressing adjusting mechanism is additionally arranged in the filter press, so that the removal efficiency of water of the sludge is improved from multiple positions, the load of the belt filterpress is reduced, and finally the water content of the discharged sludge is reduced.
Owner:河南省华中环保研究有限公司
Height-adjustable clamping device for bearing polishing and machining
InactiveCN109227374AGood reversalShorten the timeGrinding feedersGrinding work supportsEngineeringMachining
The invention discloses a height-adjustable clamping device for bearing polishing and machining, and relates to the technical field of bearing machining and polishing. The height-adjustable clamping device for bearing polishing and machining comprises a base, a fixed ring and positioning locks, the fixed rings are arranged above the base, and the positioning locks are distributed in the fixed ring; a back plate is fixed to the surface of the top of the base, hydraulic push rods are mounted in front of the back plate, a rotary disc is mounted at the front end of a rotation air cylinder, a threaded push rod is arranged at the right end of the fixed ring, and baffles are attached to the upper and lower ends of the fixed ring. According to the height-adjustable clamping device for bearing polishing and machining, the horizontal positions of connection plates can be adjusted by rotating the threaded push rod, and accordingly the position of a clamping plate is adjusted so that the clampingplate can clamp a bearing to be polished. The clamping device is convenient to operate and simple in structure and costs little handicraft fee during production.
Owner:DONGGUAN UNIV OF TECH
Preparation method of surface function synchronous modified flexible nanofiber composite membrane
PendingCN111364166AImprove conductivityIncrease contact areaFilament/thread formingNon-woven fabricsFiberPolymer science
The invention discloses a preparation method of a surface function synchronous modified flexible nanofiber composite membrane. The preparation method comprises the following steps that (1), a mixed solution of function modified nanoparticles and a high-molecular polymer is prepared; (2), a functional modified nanoparticle suspension is prepared; (3), the flexible nanofiber composite membrane is prepared by utilizing an electrostatic spinning device and an atomizing device and adopting a synchronous modification process; and (4), the flexible nanofiber composite membrane is dried in a vacuum environment to obtain the dried composite fiber membrane. According to the method, the modified particles can be distributed inside and on the surface of the high-molecular polymer fiber at the same time, the loading rate of the modified particles on the surface of the fiber is greatly increased, the contact area of a functional material is increased, and the purpose of fiber surface functional modification is achieved; and various purposes of improving the conductivity, the specific surface area (BET), the catalytic ability, the specific capacitance characteristic, the energy storage efficiencyand the like of the composite fiber membrane can be achieved by adding different modified particles.
Owner:XIAMEN UNIV
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