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148results about How to "Guaranteed to be in" patented technology
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Poly acrylate composite emulsion for pressure' sensitive adhesive and its preparing and using method
InactiveCN1944479AImprove interface compatibilityUniform particle sizeFilm/foil adhesivesEster polymer adhesivesEmulsionAcrylic acid
The present invention is composite polyacrylate emulsion for pressure sensitive adhesive and its preparation process and application, and relates to polyacrylate based adhesive. The composite emulsion is one core-shell structure with silane cross-linking agent surface modified nanometer silica as the core and the copolymer of acrylate and acrylic acid as the shell, and has solid content of 30-40 %, viscosity of 1-6 mPa.s, composite emulsion particle size of 250-700 nm and particle size dispersing index of 0.005-0.15. The composite polyacrylate emulsion is prepared through preparing nanometer silica alcohol sol, surface modification of nanometer silica and preparing nanometer silica-polyacrylate composite emulsion. The composite polyacrylate emulsion coating is dried to obtain the pressure sensitive adhesive with high initial adhering performance and cohesive property.
Owner:HEBEI UNIV OF TECH
Centering and positioning fixture for automobile assembly
ActiveCN102490137AReduce assembly errorsReduce labor intensityWork holdersMetal-working hand toolsEngineeringUltimate tensile strength
The invention discloses a centering and positioning fixture for automobile assembly, which comprises a positioning support provided with a workpiece positioning pin. A Z-directional support block is arranged at the bottom end of the positioning support; X-directional positioning pins are arranged on two sides of the positioning support positioned in the X direction of an automobile respectively; centering and positioning mechanisms are arranged on two sides of the positioning support positioned in the Y direction of the automobile respectively; and central lines of the centering and positioning mechanisms are overlapped. The centering and positioning fixture is used for centering and positioning workpieces when the workpieces are assembled, assembly adjusting time is shortened, assembly adjusting operation is decreased, the labor intensity of staff is reduced, errors of workpiece assembly are decreased, and production assembly efficiency, product quality and production efficiency are simultaneously improved.
Owner:CHERY AUTOMOBILE CO LTD
Gate driving circuit with protection function for enhanced GaN power device
ActiveCN109495095AGuaranteed to be inEfficient power electronics conversionElectronic switchingDriver circuitLevel shifting
The invention discloses a gate driving circuit with a protection function for an enhanced GaN power device. The circuit comprises an interface circuit H, an interface circuit L, a dead zone generatingcircuit, a level shifting circuit, a low-end delay matching circuit, a driving circuit H, a driving circuit L, an undervoltage lockout circuit H, an undervoltage lockout circuit L, an overcurrent protection circuit, and an overheat protection circuit. The driving circuit can automatically detect the chip overheating, undervoltage or overcurrent of voltage and power supply, and turns off the GaN power device for protection to ensure that its operating characteristics are in a safe zone.
Owner:HUANGSHAN QIMEN XINFEI ELECTRONICS TECH DEV
Method for measuring steel rail appearance geometric dimension and surface quality and device thereof
InactiveCN104897052AAchieve sizeImprove integrityOptically investigating flaws/contaminationUsing optical meansRail profileEngineering
The invention relates to a method for measuring steel rail appearance geometric dimension and surface quality and a device thereof. Three sets of laser devices, a total of eight two-dimensional laser sensors, are adopted to acquire steel rail cross section contour data, data fusion is performed by computer software, all cross sections are spliced and the three-dimensional contour of a steel rail is acquired. Each cross section contour of the steel rail is automatically analyzed, the appearance geometric dimension of the steel rail is detected, steel rail surface quality is detected and detection results are uploaded to a welded rail production and management system so that automatic rail distribution and steel rail information recording can be realized. The detection results are displayed in real time, and three-dimensional contour pictures of surface quality with defects are recorded. The detection results are displayed in real time, and real-time sound-light alarm is performed when the detection results exceed standard values. The steel rail appearance geometric dimension and surface quality can be effectively detected by the method so that utilization rate of the steel rail can be greatly enhanced and safety hidden trouble in subsequent use can be reduced.
Owner:WUHAN HANNING TECH
Novel contraction type sterilizing and detecting pharmacy assembly line
InactiveCN105668492AGuaranteed filling qualityAvoid pollutionSynchronising machinesFlanged caps applicationChain typeEngineering
The invention discloses a novel contraction type sterilizing and detecting pharmacy assembly line. The novel contraction type sterilizing and detecting pharmacy assembly line comprises a double-ring-shaped support fixed to the ground. A chain type double-ring-shaped conveying belt mechanism is arranged in the double-ring-shaped support. An ozone sterilizing mechanism and a medicine bottle detecting device are arranged at the front end of the double-ring-shaped support. A multifunctional liquid medicine filling mechanism is arranged at the position of one center ring of the double-ring-shaped support, an annular bottle cap hot-pressing sealing mechanism is arranged at the position of the other center ring of the double-ring-shaped support, and a control box is arranged on the ground. The novel contraction type sterilizing and detecting pharmacy assembly line has the beneficial effects of being simple in structure and high in practicability.
Owner:廖淑梅
Magnetic resonance imaging device and coil framework thereof
ActiveCN106373699APlay a fixed roleEasy to useMagnetic measurementsSuperconducting magnets/coilsSuperconducting CoilsEconomic benefits
The invention discloses a coil framework which is used for fixing a superconducting coil. A liquid helium runner which is used for guiding liquid helium to cool the superconducting coil and maintain the superconducting coil to be in a superconducting state is arranged between the inner surface and the outer surface of the coil framework. The invention further provides a magnetic resonance imaging device with the coil framework; the magnetic resonance imaging device can greatly reduce the use amount of liquid helium; thus, the manufacture cost and the maintenance cost of the magnetic resonance imaging device are obviously reduced, the economic benefit of a factory is improved, and the wide application of the magnetic resonance imaging device is facilitated.
Owner:NINGBO JANSEN NMR TECH CO LTD
Device and method for compacting/consolidating a part made of a composite material having a thermoplastic matrix reinforced by continuous fibers, in particular fibers of natural origin
ActiveCN103459130AGuaranteed pressureGuaranteed to be inDomestic articlesTelephone set constructionsInductorThermoplastic matrix
The invention relates to a device for forming and consolidating a textile preform (600) comprising continuous fibers impregnated with a thermoplastic resin, characterized in that it includes: i) a die (200) including a former (210) comprising a cavity (220) corresponding to the shape of the part, the depth of said former extending between an inlet plane and a bottom, and said former being inserted into a mold base (230); ii) means (241, 242) for the induction-heating of the former (210), including two inductors which extend into recesses of the former (210), and each of which forms a turn in a plane substantially parallel to the inlet plane of the cavity (220) and located between said inlet plane and the bottom of the former; and iii) a means (235) for cooling the die.
Owner:ROCTOOL SAS
Improved tunnel type liquid nitrogen instant freezer
InactiveCN104596175AReasonable structureEasy to manufactureLighting and heating apparatusCooling fluid circulationEngineeringLiquid nitrogen
The invention relates to a quick-freezing plant. Specific to the technical problems caused by the use of a conveying plate strip in a liquid nitrogen instant freezer, the invention provides an improved tunnel type liquid nitrogen instant freezer. The improved tunnel type liquid nitrogen instant freezer comprises a tunnel type freezing chamber and surrounding conveying belts in the freezing chamber, wherein support guide rails are arranged on the side walls of the freezing chamber between two layers of conveying belts; the support guide rails extend from the feeding end of the freezing chamber to the discharging end. The tunnel type liquid nitrogen instant freezer is characterized in that diffusion cavities along the freezing chamber are formed in the side walls, which are in contact with the support guide rails, of the freezing chamfer; the support guide rails are provided with a plurality of through holes for communicating cavities between upper and lower conveying belts with the diffusion cavities; a pipeline for communicating the diffusion cavities with the space above the upper layer conveying belt is arranged in the chamber wall of the freezing chamber; an exhaust fan is arranged on the pipeline. The improved tunnel type liquid nitrogen instant freezer is reasonable in structure, is easy and convenient to manufacture, and can be widely applied to the improvement of the conventional liquid nitrogen instant freezer.
Owner:王琰
Method for detecting insertion depth of connecting steel bar in semi-grouting sleeve steel bar joint
ActiveCN109141274AShorten the measuring distanceMeet engineering applicationsUsing optical meansInsertion depthThree dimensional measurement
The invention discloses a method for detecting the insertion depth of a connecting steel bar in a semi-grouting sleeve steel bar joint. A three-dimensional measurement endoscope, a rigid sleeve pipe and a rubber plug. The three-dimensional measurement endoscope comprises an endoscope host, a connection hose, a probe and lenses connected in sequence, and the lenses comprise a front-view three-dimensional measuring lens and a side-view three-dimensional measuring lens. A central hole is arranged in the middle of the rubber plug, and the rigid sleeve can be inserted into the rubber plug through the central hole. The relative position of an end of an inserted section of the connecting steel bar and the bottom of a sleeve grout discharging port is judged by using an auxiliary tool. When a judgment result is that the end of the inserted section of the connecting steel bar is above the bottom of the sleeve grout discharging port, the front-view three-dimensional measuring lens is used to measure and calculate to obtain a result, and when the judgment result is that the end of the inserted section of the connecting steel bar is under the bottom of the sleeve grout discharging port, the side-view three-dimensional measuring lens is used to measure and calculate to obtain a result. According to the method, the insertion depth of the steel bar can be intuitively, clearly and quantitatively obtained, and the detection efficiency is improved.
Owner:KUNSHAN CONSTRUCT ENG QUALITY TESTING CENT
Novel high-temperature heating disinfecting anti-bacteria pharmacy production line
InactiveCN105584975AShorten the timeGuaranteed filling qualitySynchronising machinesLiquid bottlingProduction linePharmacy
The invention discloses a novel high-temperature heating disinfecting anti-bacteria pharmacy production line. The novel high-temperature heating disinfecting anti-bacteria pharmacy production line comprises an annular support which is fixedly installed on the ground, and a chained annular conveying belt mechanism is arranged in the annular support and is jointly formed by a plurality of bearings located on the inner side wall of the annular support, rotating shafts inserted into the bearings, gears fixedly installed on the rotating shafts in a sleeving manner, annular wide type conveying chains meshed with all gears and two driving motors fixedly installed at the two ends of the annular support and fixedly connected with the rotating shafts at the two ends; a bottle cover hot pressing sealing mechanism is arranged at the other end of the chained annular conveying belt mechanism; and a control box is arranged on the ground. The novel high-temperature heating disinfecting anti-bacteria pharmacy production line has the beneficial effects of being simple in structure and high in practicability.
Owner:廖淑梅
Continuous sampling apparatus and continuous sampling method for marine natural gas hydrate
ActiveCN107631899AReduce the amount of decompositionReduce decompositionWithdrawing sample devicesThermal insulationEngineering
The invention discloses a continuous sampling apparatus and a continuous sampling method for a marine natural gas hydrate. The continuous sampling apparatus comprises refrigeration equipment, a single-action rotation sampling drilling tool, a high-pressure plunger pump, air compression equipment, nitrogen production equipment, a thermal insulation and pressure retention separation device and a thermal insulation and pressure retention ore box, wherein the refrigeration equipment, the single-action rotation sampling drilling tool, the high-pressure plunger pump, the air compression equipment, the nitrogen production equipment, the thermal insulation and pressure retention separation device and the thermal insulation and pressure retention ore box are connected through pipelines, and are sequentially fixed on an exploration ship, and the single-action rotation sampling drilling tool contacts a marine natural gas hydrate stratum. According to the present invention, the high-pressure low-temperature jet flow is used as the cutting tool to drill into the stratum, the broken hydrate blocks are transported to the sea surface thermal insulation and pressure retention bin through the hydraulic lifting mode, the continuous core sampling can be achieved according to the self-protection effect, the hydrate decomposition caused by the frictional heat generation of the drilling bit can be effectively reduced, and the anti-circulation channel can be in the low temperature environment.
Owner:JILIN UNIV
Steam type antivirus fine-adjustment screening production line
InactiveCN105667845AGuaranteed filling qualityCompact structureCapsCaps pretreatmentProduction lineEngineering
The invention discloses a steam type antivirus fine-adjustment screening production line. The steam type antivirus fine-adjustment screening production line comprises a base. A through groove is formed in the upper surface of the base in the length direction of the base. A transmission mechanism is arranged in the through groove. The upper surface of the base is sequentially provided with a steam sterilization mechanism, a dropping pill filling mechanism and a bottle cap hot-pressing sealing mechanism in the length direction of the base. A control box is arranged on the lateral surface of the base and electrically connected with the transmission mechanism, the steam sterilization mechanism, the dropping pill filling mechanism and the bottle cap hot-pressing sealing mechanism. The steam type antivirus fine-adjustment screening production line has the beneficial effects of being simple in structure and high in practicability.
Owner:CHINA JILIANG UNIV
Air microorganism experiment reaction equipment and application
PendingCN106769811AGuaranteed to be inHas a hydrophobic surfaceBioreactor/fermenter combinationsBiological substance pretreatmentsAir samplerHydrophobic surfaces
The invention discloses air microorganism experiment reaction equipment and application. The equipment is used for researching reaction changes of microorganisms in the air and comprises a reaction chamber, an air generator and an air sampling device; one side wall of the reaction chamber is provided with an air inlet and is connected with the air generator; an air outlet is formed in the other opposite side wall and is connected with the air sampling device; a fluorescent lamp and an ultraviolet lamp are mounted at the top of the chamber; the chamber is internally provided with a fan and a temperature and humidity sensor; the capacity of the reaction chamber is 150L to 500L; a hydrophobic coating is coated on an inner wall of the reaction chamber. The reaction chamber has a hydrophobic surface and the fan disturbs, so that microorganisms can stay in the air to the great extent; the capacity can meet different requirements on exposure time and subsequent collection and detection; various devices assembled on a chamber body can change different conditions of air reaction of the microorganisms, and real-time control and real-time detection can be realized; the propagation property of the microorganisms, in particular pathogenic bacteria, in the air is further known.
Owner:PEKING UNIV
Sterile dispensing system
ActiveCN105943382AGuaranteed to be inAvoid dopingPharmaceutical containersMedical packagingSterile environmentSterile water
The invention discloses a sterile dispensing system, used for achieving automatic dispensing in a sterile state. The sterile dispensing system comprises a medicine dissolving unit, a sterile unit and an actuating part, wherein the sterile unit is used for constructing a sterile environment, the sterile unit comprises a dispensing push rod and a sleeve rod, and the dispensing push rod is arranged in the sleeve rod; the actuating part is used for driving the dispensing push rod to advance or retreat; the dispensing push rod and the actuating part are in detachable connection; and the medicine dissolving unit and the sterile unit are in sealed connection. The sterile dispensing system, when applied to a dispensing operation, can emancipate medical personnel from dispensing work which is high in labor intensity and long in consumed time, so that working efficiency is improved and the labor intensity is reduced; and compared with a conventional manual dispensing operation which is easy to cause wrong, the sterile dispensing system can greatly reduce wrong operations due to manual operation in a process of automatically dispensing medicines, and subsequently, the occurrence of medical accidents can be avoided.
Owner:哈尔滨碧研科技有限公司
Method and system for detecting child left in vehicle
ActiveCN113534136AGuaranteed to be inAvoid false detectionInternal combustion piston enginesOptical detectionIn vehicleSimulation
The invention relates to a method and system for detecting children left in a car, and belongs to the technical field of car safety prevention and control. The detection method comprises the following steps: acquiring vehicle attitude information in a stop state and attitude information of a detector, and obtaining an angle deviation value; judging whether the angle deviation value is within a threshold range or not, if not, adjusting the detection posture of the detector by an adjusting mechanism of the detector according to the angle deviation value to enable the angle deviation value to be within the threshold range, updating the angle deviation value, and determining the position of the carriage in the detection coordinate system according to the angle deviation value, the vehicle length, the vehicle width and the position of the carriage relative to the detector; calibrating a detection area of the detector; if yes, directly recalibrating the detection area; and performing detection in the detection area. When the angle deviation value is within the threshold range, the detection area of the detector is calibrated again, and false detection is avoided; and when the angle deviation value is not within the threshold range, the detection posture of the detector is adjusted through an adjusting mechanism of the detector, and missing detection is avoided.
Owner:ZHENGZHOU YUTONG BUS CO LTD
Biological tissue grinding device
The invention discloses a biological tissue grinding device. The biological tissue grinding device comprises an airtight shell, a power unit, a transmission unit and an execution unit, wherein the airtight shell enables the whole grinding process to be conducted in an airtight space, so that biological tissue is prevented from being polluted, and the power unit, the transmission unit and the execution unit are arranged in the airtight shell; the power unit comprises a motor, the transmission unit comprises a main drive gear connected to the motor and at least two driven gears which are symmetrically arranged around the main drive gear and engaged with the main drive gear, and the execution unit comprises a sample cell and a plurality of grinding rods used for grinding the biological tissuein the sample cell; the sample cell is detachably connected to the airtight shell, the grinding rods are detachably connected to the driven gears, and a biological tissue sample can be simultaneouslygrinded by the multiple grinding rods through gear transmission; and the grinding efficiency is improved, the grinding rods are detachably connected to the driven gears, and mounting and dismountingof the grinding rods are facilitated.
Owner:CHENGDU MILITARY GENERAL HOSPITAL OF PLA
Punching device for machining and producing motor end cover
InactiveCN112756649AGuaranteed drilling efficiencyAvoid inefficient drillingFeeding apparatusDriving apparatusElectric machineryDrill hole
The invention discloses a punching device for machining and producing a motor end cover, and relates to the technical field of motor end cover punching. The punching device comprises a bottom frame, a material rotating mechanism is mounted on the upper surface of the bottom frame, a height adjusting mechanism is fixedly mounted on the left side of the bottom frame, a top plate is placed above the bottom frame, and a punching driving mechanism is mounted on the top plate. According to the punching device for machining and producing the motor end cover, a second servo motor operates to drive a driving gear to rotate, the driving gear drives two transmission gears to synchronously rotate in opposite directions, the two transmission gears rotate to drive two driven gears to synchronously rotate, and the rotating direction of the driven gears is the same as that of the second servo motor. Second fixing columns are driven to rotate, drill bits at the bottoms are driven to rotate, the telescopic end of a first electric push rod retracts, the height of the drill bits is reduced, punching treatment is conducted after the drill bits make contact with an end cover body, the two drill bits are driven by a single motor to conduct synchronous rotating punching, and the drilling efficiency can be better guaranteed.
Owner:BEIHUA UNIV
Cutter for automatically feeding and capable of machining plates with different sizes and machining method thereof
InactiveCN105946055ASimple structureEasy to assemble and disassembleGuide fencesFeeding devicesEngineeringGrinding wheel
The invention provides a cutter for automatically feeding and capable of machining plates with different sizes. The cutter comprises a pushing mechanism and a movable limiting mechanism. A worktable is sawed as a left worktable and a right worktable by a grinding wheel saw; the pushing mechanism includes at least one conveying part; a pushing part is at least arranged at an incoming end of the conveying part; the plates are put on the worktable, and are forwards pushed in the direction of the grinding wheel saw through matching between the pushing part and the conveying part; the grinding wheel saw is positioned between two ends of the conveying part; the pushing mechanism further includes at least one plate pressing device; the plate pressing device is fixed on the limiting mechanism, and includes a pressing wheel; and the height from the pressing wheel to the worktable is equal to or smaller than the height of the plates. The cutter can achieve the purposes of automatically pushing the plates and machining the plates with different sizes through the pushing mechanism and the movable limiting mechanism.
Owner:SUZHOU TIANYUAN FURNITURE CO LTD
Device for synchronously detecting coaxiality and perpendicularity of inner ring and outer ring of bearing
The invention discloses a device for synchronously detecting coaxiality and perpendicularity of inner and outer rings of a bearing. The device comprises a base, an inner ring fixing mechanism, a supporting mechanism, a probe mechanism and a driving mechanism, the inner ring fixing mechanism is fixed on the base and is used for fixing an inner ring of the bearing; the supporting mechanism is movably arranged on the base and is used for supporting the bearing inner ring; the probe mechanism is movably arranged on the base; the driving mechanism is used for driving the bearing outer ring to rotate; and the inner ring fixing mechanism can be adjusted according to the diameter of the bearing inner ring. The inner ring fixing mechanism, the supporting mechanism, the probe mechanism and the driving mechanism are arranged, the inner ring of the bearing is fixed through the inner ring fixing mechanism, the supporting mechanism is adopted to support the inner ring of the bearing, it is guaranteed that the bearing is located on the horizontal plane, the probe mechanism makes contact with the outer ring of the bearing, the driving mechanism is used for driving the outer ring of the bearing to rotate, and the structure is simple; the device is low in use cost, convenient to operate and high in measurement precision, and the driving mechanism is adopted to drive the bearing outer ring to rotate, so that the automation degree is high.
Owner:JIANGSU UNIVERSITY OF TECHNOLOGY
Outdoor loudspeaker protection box
ActiveCN110324735AGuaranteed to be inAffect lifeTransducer casings/cabinets/supportsEngineeringLoudspeaker
The invention relates to the technical field of loudspeakers and discloses an outdoor loudspeaker protection box which comprises a base. A box body is fixedly arranged at the top of the base. Electricpush rods are fixedly arranged on the left side and the right side of the bottom in the box body respectively. The top ends of the electric push rods are fixedly connected with an upper cover matchedwith the box body. The bottom of the upper cover is fixedly connected with a U-shaped plate, and a loudspeaker is fixedly arranged in the U-shaped plate. Supporting legs are further fixedly connectedto the four corners of the bottom of the base. Cavities are formed in the bottoms of the supporting legs. Lifting plates are arranged in the cavities. Universal wheels are fixedly installed at the bottoms of the lifting plates, and guide rods are fixedly connected to the tops of the lifting plates, penetrate through the supporting legs and the base and are in sliding connection with the supporting legs and the base. Round grooves are formed in the left side wall and the right side wall of the lifting plate, and positioning pins are fixedly connected into the round grooves through second springs. The box body is used for protection so that collision in the moving and carrying process is avoided. Sun-shading and rain-shielding effects can be achieved through protection of the upper cover, and the box is conveniently used outdoors.
Owner:王一妃
Semiconductor device assembly method and production line thereof
PendingCN109473386AImprove efficiencyAvoid leakageSemiconductor/solid-state device manufacturingConveyor partsEngineeringSemiconductor
The invention discloses a semiconductor device assembly method and a production line thereof, and relates to the technical field of semiconductor device production. The semiconductor device productionline comprises an automatic lead assembly device, a lead dispensing and lower connection piece assembly device, a chip assembly device and an upper connection piece assembly device. The method comprises the following steps: 1), automatic assembly of leads; 2), lead dispensing and lower connection piece assembly; 3), chip tinning; 4), lower connection piece assembly. The method is high in efficiency, is accurate in positioning and is low in damage rate.
Owner:乐山希尔电子股份有限公司
Magnetic halloysite nanotube as well as preparation method and application thereof
PendingCN112110492AGood dispersionNarrow particle size distributionBioreactor/fermenter combinationsMaterial nanotechnologyHalloysiteBiomedicine
The invention discloses a preparation method of a magnetic halloysite nanotube, which comprises the following steps: dispersing halloysite nanotubes used as a nano container in an organic iron solution by an organic iron method, conducting reacting in an oxygen-free environment, and carrying out in-situ synthesis on ferroferric oxide nanoparticles in the halloysite nanotubes, thereby forming magnetic halloysite. The magnetic halloysite is simple in preparation method, rich in raw material source and low in cost; and meanwhile, the surface property of the magnetic halloysite is not changed, andthe magnetic halloysite can be subjected to various surface modifications and is applied to the fields of biomedicine, chemistry, environmental science and the like.
Owner:深圳市犀锐生物科技有限公司
Pollen nutrient solution as well as extraction method thereof, pollen ice cream and preparation method thereof
ActiveCN104957632AGuaranteed therapeutic valuePrevent oxidation lossFrozen sweetsFood preparationNitrogen gasSemi solid
The invention discloses a pollen nutrient solution as well as an extraction method thereof, pollen ice cream and a preparation method thereof, and relates to the technical field of food, natural healthcare products and pharmacy. The extraction method of the pollen nutrient solution comprises the following steps at normal temperature and normal pressure: sterilizing raw materials in sequence by ozone, filtering, washing, separating, physically breaking the walls, eliminating emulsification and separating to obtain the pollen nutrient solution. The preparation method of the pollen ice cream comprises the following steps: at a freezing step of the ice cream, placing the pollen nutrient solution into a mature raw material, sufficiently stirring under the nitrogen condition until the mature raw material is solidified to be in a semi-solid state, and finally sequentially filling, hardening, packaging and storing the semi-solid mature raw material to obtain the pollen ice cream. By adopting the pollen nutrient solution, the taste of the pollen is improved, and the food therapy value of active ingredients can be guaranteed.
Owner:HUBEI SAY CHUN BIOLOGICAL TECH CO LTD
Hand-held refrigeration grinding device for oil-containing sandstone
InactiveCN103323299AImprove working environmentLow costPreparing sample for investigationFluorescenceSolid-state
The invention relates to a hand-held refrigeration grinding device for oil-containing sandstone. The device can ensure that a rock sample is in a low temperature refrigeration environment when a rock fluorescence slice is prepared through grinding, and crude oil is in a solid state, so that the crude oil in the aperture of the rock sample can be ensured in the initial state. The device is characterized in that: sample holders (2) are heat conductors and are inlaid in one side of a heat transferring core body (3), a heat insulating base (1) is arranged externally at the heat transferring core body (3), the other side of the heat transferring core body (3) closely clings to a refrigeration side of a refrigeration semiconductor (5), and a heating side of the refrigeration semiconductor (5) closely clings to a heat-dissipation top cover (6); and the refrigeration semiconductor (5) can be communicated with an external power supply. The device improves working environment of operators, has the characteristics of low cost and convenient grinding, can be used in hand grinding operations without the need of a huge laboratory.
Owner:李宜强
Collapsible volume array type low-frequency transformer substation noise nephogram test device and test method
InactiveCN109029700AImprove test efficiencyAchieve slippageSubsonic/sonic/ultrasonic wave measurementTransformerData acquisition
The invention discloses a Collapsible volume array type low-frequency transformer substation noise nephogram test device and a test method. The device comprises a movable pedestal, a fixed disk, a floating disk and several array arms; the fixed disk is mounted on the movable pedestal through a mounting rack, a track is arranged on the fixed disk, the floating disk is mounted on the track, and a camera is arranged on the fixed disk; each array arm is connected on the fixed disk through hinge joint, each array arm is connected with the floating disk through one connection rod, and two ends of the connection rod are respectively connected with the array arm and the floating disk through hinge joint; each array arm is provided with several sound sensors; and the camera and a signal output endof each sound sensor both are connected with a data acquisition processing device. The array arms of the device provided by the invention can be collapsed and keep constant size, movement of the wholedevice can be realized through the movable pedestal, a virtual large-size array can be synthesized through phase compensation and special position compensation, and consequently, relatively accuratetest for the low-frequency noise in the transformer substation can be realized.
Owner:XIAN POWER TRANSMISSION & TRANSFORMATION PROJECT ENVIRONMENTAL IMPACT CONTROL TECHN CENT CO LTD +2
Bridge and culvert type sheet-pile structure
InactiveCN101922148ALow ecological impactGood overall stabilityBulkheads/pilesRebarReinforced concrete
The invention provides a bridge and a culvert type sheet-pile structure, which belongs to a building structure of a sea lane embankment in a shallow paralic area. The bridge and culvert type sheet-pile structure has two rows of reinforced concrete prefabricated sheet-piles of which the lower ends are inserted into a bearing stratum of a seabed, wherein a reinforced concrete prefabricated baffle and another reinforced concrete prefabricated baffle with a semi-round slotted hole are arranged on the inner sides of the upper parts of two longitudinal adjacent reinforced concrete prefabricated sheet-piles in a staggered way, and a third reinforced concrete prefabricated baffle with a semi-round slotted hole is arranged on the another reinforced concrete prefabricated baffle; the end part of a culvert pipe is mounted in a round slotted hole and sleeved on the two sides of a reinforced concrete beam at the upper parts of two transverse reinforced concrete prefabricated sheet-piles through through-holes on the two ends; and the upper ends of the two rows of reinforced concrete prefabricated sheet-piles are provided with reinforced concrete longitudinal beams respectively. The sheet-pile structure adopted has the advantages that: seawater on the two sides of the sea lane can be communicated freely; after a project is built, a sea stream field is not affected; ecology is hardly affected; the whole stability is high; a few protection structures are built; work amount is small; transportation and installation are convenient and quick; and post maintenance is little.
Owner:王顺华
Unmanned aerial vehicle charging base station
ActiveCN110901938AGuaranteed to be inGuaranteed charging locationCharging stationsAnchoring installationsUncrewed vehicleElectric machinery
The invention belongs to the technical field of unmanned aerial vehicle charging. The unmanned aerial vehicle charging base station comprises a base station body, base station comprising a base station body, the base station body is used for charging an unmanned aerial vehicle. A installation plate is fixed to the top of the side wall of the base station body, the installation plate is of a squarering structure, four push rod motors are symmetrically fixed to the top end of the installation plate, push plates are fixed to the output shaft ends of the four push rod motors correspondingly, thepush plates are used for adjusting the position of the unmanned aerial vehicle when moving, and wind shields are hinged to the side walls of the installation plate correspondingly. Through the arrangement of the push plate and the rotating block, when the push rod moves, the position of the unmanned aerial vehicle is adjusted, so that the unmanned aerial vehicle is located at the charging part ofthe top end of the base station. Meanwhile, the rotating block is used for fixing the unmanned aerial vehicle, the unmanned aerial vehicle cannot shake during charging, charging failure is avoided, and the charging stability and safety of the unmanned aerial vehicle are guaranteed.
Owner:陕西蓝天上航空俱乐部有限公司
Out-of-gear-preventive synchronizer gear sleeve
InactiveCN103912600AIncrease fit clearanceIncreased movement gapMechanical actuated clutchesEngineeringMechanical engineering
The invention provides an out-of-gear-preventive synchronizer gear sleeve. A positioning groove (11) is arranged on each spline tooth, corresponding to a positioning protrusion (32) of a slider, of a gear sleeve body (1), a limiting groove (12) is arranged on each of two sides of each positioning groove, and tooth thickness of part of the spline teeth is reduced. The out-of-gear-preventive synchronizer gear sleeve has the advantages that by adopting the above structure, when a synchronizer performs gear shifting, gear-shifting clamping stagnation is reduced, and out-of-gear phenomena are prevented, so that gear shifting performance of the synchronizer and traveling safety of a vehicle are improved.
Owner:天津天海同步科技有限公司
Novel hot-pressing medicine bottle cover pharmacy production line
The invention discloses a novel hot-pressing medicine bottle cover pharmacy production line. The novel hot-pressing medicine bottle cover pharmacy production line comprises a base, a through groove in the length direction of the base is formed in the upper surface of the base, a conveying mechanism is arranged in the through groove and is jointly formed by two sets of bearings located on the two sides of the interior of the through groove, rotating shafts inserted into one set of corresponding bearings, a conveying belt installed on the two rotating shafts in a sleeving manner, a flexible LED light emitting body embedded on the surface of the conveying belt and a motor, wherein the motor is located in the base, and the rotating end of the motor is connected with one rotating shaft; and the upper surface of the base is sequentially provided with a medicine liquid filling mechanism and a plurality of rows of bottle cover hot pressing sealing mechanisms in the length direction of the base. The novel hot-pressing medicine bottle cover pharmacy production line has the beneficial effects of being simple in structure and high in practicability.
Owner:廖淑梅
A method for detecting the insertion depth of connecting steel bars in half-grouting sleeve steel bar joints
ActiveCN109141274BShorten the measuring distanceMeet engineering applicationsUsing optical meansInsertion depthThree dimensional measurement
Owner:KUNSHAN CONSTRUCT ENG QUALITY TESTING CENT
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