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26results about How to "Reduce manufacturing precision" patented technology
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Sensor device
The utility model relates to the technical field of semiconductor luminescence, and discloses a sensor device, which comprises a substrate, a bearing part, an optical chip, a light-transmitting adhesive layer and a high-reflection adhesive layer. The bearing part is arranged on the substrate and comprises at least two cavity structures. The optical chip is arranged on the substrate and in the cavity structure. At least one optical chip is arranged in the cavity structure. The light-transmitting glue layer covers the optical chip. And the high-reflection glue layer covers the reflecting surface or covers the reflecting surface and the side surface of the optical chip. According to the utility model, the reflecting surface is covered with the high-reflection glue layer, so that the light incident to the interface of the reflecting surface and the high-reflection glue layer is emitted towards the direction close to the optical axis of the optical chip, the light energy can be fully utilized, the brightness is high, and the detection accuracy of the sensor device is further improved. Meanwhile, the whole structure is more stable and reliable in connection due to the high-reflection glue layer.
Owner:SHENZHEN OPTISEEN TECHNOLOGY CO LTD
Lifting table driven by single motor
ActiveCN222565314Uclosely connectedReduce manufacturing precisionVariable height tablesFeetControl engineeringElectric machinery
The utility model discloses a lifting table driven by a single motor, which comprises a support frame for fixing a table plate, the support frame is connected with the top ends of at least two table legs, and the lifting table further comprises the single motor for driving a screw rod to rotate so as to drive lifting pipes of inner and outer pipes of the table legs to ascend or descend through screw rod nuts; a worm is coaxially fixed to a shaft of a single motor fixed to the top end of a first lifting pipe of the first table leg, a worm gear meshed with the worm and the top end of a first lead screw of the first table leg are limited in the circumferential direction, and a driving chain wheel is coaxially limited to the top end of the first lead screw in the circumferential direction. An annular chain meshed with the driving chain wheel is meshed with a driven chain wheel which is circumferentially limited at the top end of a second screw rod of the second table leg; the worm, the worm gear, the driving chain wheel, the driven chain wheel and part of the annular chain meshed with the chain wheels are all contained in the containing space of the shell; the shell is detachably connected with the top end of the first lifting pipe. The driving structure is relatively simple and compact, relatively saves cost and is convenient to install.
Owner:LOCTEK ERGONOMIC TECH CORP
Hanging seat, hanging device, battery replacement battery pack and electric automobile
ActiveCN119189784AImprove stabilityReduce manufacturing precisionCharging stationsElectric propulsion mountingElectrical batteryElectric vehicle
The invention provides a hitching seat, a hitching device, a battery pack and an electric automobile, the hitching seat is used for being locked with a hitching piece so as to mount the battery pack on the electric automobile, the hitching seat comprises a floating mechanism, at least two ends of the floating mechanism are movably connected to the electric automobile; the floating mechanism is provided with a locking groove, and the locking groove is connected with the threaded part on the hanging piece in a matched mode. A plurality of hanging pieces are arranged on the battery pack, a plurality of floating mechanisms are arranged on the chassis, the hanging pieces and the floating mechanisms are connected in a one-to-one correspondence mode, and all the hanging pieces and the floating mechanisms can be achieved through self-adjustment of the floating mechanisms. By adopting the structural form, the overall manufacturing precision of the chassis and the manufacturing precision of the battery pack can be reduced, and the requirement on the positioning precision of the battery pack can be reduced in the process of replacing the battery pack, so that the production process is simplified, and the production efficiency is improved.
Owner:AULTON NEW ENERGY AUTOMOBILE TECHNOLOGY CO LTD
Chain type height-adjusting rail shifting system
The invention discloses a chain type heightening rail shifting system which comprises a rail shifting mechanism, a lifting installation platform, a chain transmission mechanism, a stand column and a chain connecting mechanism. The chain transmission mechanism comprises four chain wheel seats which are symmetrically mounted on the lifting mounting platform in the front-back direction, chain wheels mounted on the chain wheel seats, four chains which bypass the chain wheels in parallel in pairs, a moving trolley for synchronously pulling the chains, a hydraulic driving assembly for providing driving force for the moving trolley and a guide rail for the moving trolley to transversely move left and right; the chain connecting mechanism is of a front-back mirror symmetry structure and comprises a chain fixing base fixedly connected with the chain, a limiting pulley assembly located on the outer side of the chain fixing base and a vertical guide support allowing the limiting pulley assembly to move up and down in a limiting mode. The device has the advantages that the manufacturing precision is reduced, the manufacturing cost is reduced, the requirement for lubricating conditions is not high, hydraulic driving is suitable for heavy-load and overload scenes, and the structures are linked with one another.
Owner:CRRC SHENYANG CO LTD
A mesh cover locking component for electric fan and electric fan
Owner:SHIJIAZHUANG GREE SMALL HOUSEHOLD ELECTRICAL APPLIANCES +1
Processing box
ActiveCN222439841UReduce manufacturing precisionReduced installation accuracyElectrography/magnetographyRotational axisGear wheel
The utility model discloses a processing box, which comprises a frame, a photosensitive drum; a developing roller; the driving force receiving part comprises a driving force receiving protrusion capable of receiving driving force from a driving force output part in the imaging equipment and a driving force receiving gear capable of rotating along with the driving force receiving protrusion; the developing roller gear is arranged at one end of the developing roller in a first direction and can drive the developing roller to rotate; the driving force receiving gear is meshed with the developing roller gear, the driving force receiving part can drive the photosensitive drum and the developing roller to rotate, and the bearing part is arranged at one tail end of the frame in the first direction and can rotatably support the driving force receiving part. The periphery of the bearing part is provided with an outer contour surface, the distance between the outer contour surface and the rotation axis of the driving force receiving part is P, and P is larger than 8 mm and smaller than 16 mm.
Owner:JIANGXI YIBO E TECH CO LTD
A fast-navigable ship lift without docking and its working method
ActiveCN112761129BSimple control processImprove navigation efficiencyDry-docksVertical ship-liftingMarine engineeringTower
The present invention relates to a fast-navigable ship lift without docking and a working method thereof, wherein a hydraulic lifting mechanism and a counterweight mechanism are both installed on the top of a tower column, and both are connected to a lifting platform; tower column tracks are evenly distributed on the inner sides of the tower columns on all sides, and a guide mechanism is evenly distributed and installed on all sides of the lifting platform, and the guide mechanism and the tower column tracks work in coordination, and the lifting platform rises or falls along the tower column tracks under the action of the hydraulic lifting mechanism; a sealing device is arranged around the lifting platform, and the sealing device enables the lifting platform to divide the space surrounded by the tower columns on all sides into two upper and lower parts: an upper lock chamber and a lower lock chamber, wherein the upper lock chamber contains water, and the lower lock chamber is connected to the atmosphere. The present application eliminates the mechanical docking process between the ship carriage and the lock head of a traditional ship lift, and utilizes the up and down operation of the lifting platform to realize the raising and lowering of the water level in the lock chamber, thereby realizing direct docking with the water body, greatly simplifying the control process of the traditional ship lift and improving the navigation efficiency.
Owner:HANGZHOU GUODIAN MASCH DESIGN RES INST CO LTD
Sensor device
ActiveCN222394823UReduce design difficultyReduce manufacturing precisionSolid-state devicesSemiconductor devicesLight energyReflective surfaces
The utility model relates to the technical field of semiconductor luminescence, and discloses a sensor device, which comprises a substrate, an optical chip, a light-transmitting glue layer, a high-reflection glue layer and a fence part. The optical chips are arranged on the substrate, and the number of the optical chips is at least two. The light-transmitting glue layer at least covers a part of the upper surface of the optical chip. The side face of the light-transmitting glue layer is provided with a reflecting face used for reflecting edge large-angle light. And the high-reflection glue layer tightly covers the reflecting surface, or tightly covers the reflecting surface and the side surface of the optical chip, or tightly covers the reflecting surface, the side surface of the optical chip and a part of the upper surface. The enclosure part is arranged on the base plate. And the enclosure part covers the high-reflection glue layer. The side, away from the substrate, of the enclosure part extends to the position above the reflecting surface. According to the utility model, the reflecting surface and the high-reflection adhesive layer are arranged, so that edge wide-angle light can be fully utilized, the light energy utilization rate is improved, and the detection accuracy of a sensor device is further improved. Meanwhile, the high-reflection glue layer can enable the connection between the optical chip and the substrate to be firmer, and the reliability of the whole sensor device is improved.
Owner:SHENZHEN OPTISEEN TECHNOLOGY CO LTD
Bilateral air suction centrifugal fan and air purifier
ActiveCN222296529UReduce manufacturing precisionLower manufacturing requirementsLighting and heating apparatusPump componentsAir volumeAir purifiers
The utility model relates to the technical field of air purification, in particular to a bilateral air suction centrifugal fan and an air purifier, the centrifugal fan comprises a volute, a centrifugal impeller and a motor, two sides of the volute are respectively provided with a first air inlet shell and a second air inlet shell which are used for air inlet, and the volute is further provided with an air outlet channel; the first air inlet shell and the second air inlet shell communicate with the air outlet channel. The motor is arranged on the first air inlet shell, and an output shaft of the motor is coaxially connected with the centrifugal impeller. The second air inlet shell is in a plane shape perpendicular to the output shaft of the motor, and the first air inlet shell is in a conical surface shape, so that the actual air inlet area of the first air inlet shell is enlarged, the air inlet amount difference between the two sides of the centrifugal impeller is reduced, and the load of the first air inlet channel and the load of the second air inlet channel at the two ends of the centrifugal impeller are close to or even consistent. Therefore, the risk of eccentric oscillation caused by uneven stress of the centrifugal impeller is reduced or even avoided, and the requirements for dynamic balance and manufacturing precision of the centrifugal impeller can be reduced.
Owner:INFINITUS (CHINA) CO LTD
A mounting structure of a lamp
The utility model discloses a mounting structure of lamps and lanterns, including car body sheet metal and lamps and lanterns mounting bracket, the front portion of lamps and lanterns mounting bracket is fixed with car body sheet metal through a plurality of joint structure, and the rear portion is fixed with car body sheet metal through a plurality of bolt fastening structure, the joint structure include joint seat, and the joint pin of fixed in the bottom center of joint seat, the car body sheet metal is set up with a plurality of joint hole of matching with joint pin on, the front and rear two ends of joint pin and the front and rear two ends of joint hole all leave the gap. The utility model discloses through the matching design of joint and bolt fastening, effectively solved the security hidden danger of front through -penetrating lamp in the collision, and the installation convenience and structural reliability are given full play to simultaneously, and bolt fastening structure not only is convenient for lamps and lanterns mounting bracket front -and -back movement and realizes the energy absorption, and when installing, bolt fastening structure can adjust lamps and lanterns mounting bracket before and after, has reduced the manufacturing precision.
Owner:GUANGDONG JIALI AUTOMOBILE LAMP CO LTD
Electric pump
PendingCN119554243AReduce manufacturing precisionReduce manufacturing difficultyPump componentsPump installationsMechanical engineeringPhysics
The invention discloses an electric pump, the electric pump comprises a stator winding, the stator winding comprises an insulation framework and a winding, the winding is wound on the insulation framework, the winding comprises a plurality of groups of sub-windings, each group of sub-windings comprises a wiring winding part, and the plurality of wiring winding parts are adjacently arranged along the circumferential direction of the stator winding. In this way, the number of wiring end portions of the winding is reduced and simplified.
Owner:ZHEJIANG SANHUA AUTOMOTIVE COMPONENTS CO LTD
Sticker machine
ActiveCN224618239UReduce manufacturing precisionMultiple options
Owner:SHENZHEN XIAOGUAN TECH CO LTD
Hydraulic cylinder buffer
ActiveCN119288944Areduce shockreduce vibrationFluid-pressure actuatorsHydraulic cylinderCylinder head
The invention provides a hydraulic cylinder buffer which comprises a cylinder barrel, a piston and a cylinder cover, a buffer assembly is arranged among the piston, the cylinder barrel and the cylinder cover, a first cavity is formed among the buffer assembly, the cylinder barrel and the cylinder cover, a throttling cavity is formed in the cylinder cover, the throttling cavity is communicated with the first cavity, a second cavity is formed in the buffer assembly, and the first cavity is communicated with the second cavity. The buffer assembly is provided with a flow guide groove, and the first cavity and the second cavity are communicated through the flow guide groove. The buffering assembly is arranged between the cylinder cover and the piston, liquid oil enters the buffering assembly and is prevented from making direct contact with the piston, the service life of equipment is prolonged, the stability of the equipment is improved, in addition, the liquid oil flows in the throttling cavity, the first cavity and the second cavity and serves as a primary buffering effect, the buffering assembly serves as a primary buffering effect, and the service life of the equipment is prolonged. The double buffering effect is adopted, impact and vibration of the hydraulic cylinder in the working process are effectively reduced, the stability of equipment is improved, and the service life of the equipment is prolonged.
Owner:CHINA SHIPBUILDING INDUSTRY CORPORATION NO725 RESEARCH INSTITUTE
Transport machine
PendingCN119567993AReduce manufacturing precisioneasy to produceLifting framesItem transportation vehiclesVehicle frameIndustrial engineering
The transportation machine comprises a vehicle frame, a lifting platform and a plurality of guide mechanisms, the lifting platform is arranged on the vehicle frame in a lifting mode, each guide mechanism comprises a limiting part and a guide part, one end of each guide part is hinged to the corresponding lifting platform, and the limiting parts are fixed to the vehicle frame, connected to the guide parts and used for restraining the motion trail of the guide parts. According to the transportation machine, when the lifting platform inclines, the lifting platform is allowed to rotate relative to the guide part, guide clamping stagnation caused when the lifting platform inclines is effectively avoided, meanwhile, the manufacturing precision of the frame and the lifting platform is reduced, and production is facilitated.
Owner:SANY MARINE HEAVY INDUSTRY CO LTD
Low-sidelobe gap waveguide slot antenna based on artificial surface plasmon
PendingCN119627410AReduce manufacturing precisionReduce processing costsRadiating elements structural formsAntennas earthing switches associationElectrical connectionRadio frequency signal
The invention discloses a low-sidelobe gap waveguide slot antenna based on artificial surface plasmon, which comprises a first metal layer and a second metal layer which are oppositely stacked, and a gap is arranged on the joint surface of the two metal layers. One end of the antenna is electrically connected to a first waveguide port having a receiving / transmitting signal, and the other end is connected to the radiation opening as a radiation / receiving end of a radio frequency signal. The antenna comprises a horizontal waveguide channel and a vertical waveguide channel, and a matching branch knot is arranged in the horizontal waveguide channel. And an artificial surface plasmon structure is arranged on the outer side of the side wall of the horizontal waveguide channel. By arranging the artificial surface plasmon structure, when the gap exists between the first metal layer and the second metal layer, electromagnetic energy is bound around the artificial surface plasmon, and therefore it is guaranteed that the electromagnetic energy can be completely transmitted in the expected direction. The antenna scheme provided by the invention has great advantages on assembly tolerance redundancy and cost control during mass production.
Owner:XRETINAI TECHNOLOGY SHANGHAI CO LTD
Motor vehicle door lock signal control device, motor vehicle door lock and vehicle
ActiveCN222350480UReduce design costreduce manufacturing costElectrical locking actuatorsControl theoryMoving parts
The utility model discloses a motor vehicle door lock signal control device, a motor vehicle door lock and a vehicle, the motor vehicle door lock signal control device comprises a moving part and at least one microswitch, the microswitch is used for being communicated with a prompt device, the moving part can be driven by an unlocking part to move, and the at least one microswitch is used for being communicated with the prompt device. A groove area and a convex area are arranged on the moving part, and when the moving part moves, the groove area corresponds to the position of the microswitch, and the microswitch is not triggered, or the convex area abuts against the microswitch, so that the microswitch is triggered. According to the motor vehicle door lock signal control device, the motor vehicle door lock and the vehicle, whether the microswitch is triggered or not is controlled through cooperation of the moving part and the microswitch, and due to the fact that the moving part is low in manufacturing precision and the microswitch is convenient to purchase, the design and manufacturing cost of the motor vehicle door lock signal control device is reduced; and a large amount of mold development investment is reduced, and cost reduction and efficiency improvement are achieved.
Owner:BYD CO LTD
A comprehensive energy-saving safety window
ActiveCN224396367UEliminate separate installationIncrease the use of spaceSolar heating energyFixed grillesWater storageThermodynamics
The utility model relates to energy -conserving window technical field, concretely relates to a kind of comprehensive energy -conserving safety window. Including window frame and solar water heater, window frame is provided with horizontal beam in, horizontal beam divides window frame into upper frame body and lower frame body, lower frame body is provided with the protective fence extending along horizontal direction in, solar water heater includes water storage device and collector, collector includes heat collecting pipe and first water pipe, heat collecting pipe is arranged multiple in lower frame body along horizontal direction interval, and heat collecting pipe is set in protective fence one side facing away from indoor, horizontal beam is provided with the mounting cavity extending along horizontal direction in, first water pipe is worn in mounting cavity, mounting cavity is filled with heat preservation layer between first water pipe, the upper end of heat collecting pipe extends to mounting cavity and is communicated with first water pipe upwards, the lower end of heat collecting pipe is located on lower frame body. Window frame, protective fence and solar water heater are combined into one, without being reserved installation and maintenance space for each single, effectively increase the use space of balcony, improve construction efficiency.
Owner:SUZHOU BIEMU ENG TECH CO LTD
A solenoid control valve for engine piston cooling nozzle with opening pressure
ActiveCN110985694Bavoid wastingSimple structureLiquid coolingOperating means/releasing devices for valvesReciprocating motionControl valves
The present invention discloses an electromagnetic control valve with an engine piston cooling nozzle with opening pressure, comprising an electromagnetic coil part and a valve body connected to the electromagnetic coil part; the electromagnetic coil part comprises a housing, a coil arranged on the inner side of the housing, a yoke arranged on the circumference of the coil and used to form a magnetic circuit, and a plunger arranged on the inner side of the yoke; an inner cover is arranged on the inner side of the yoke; the valve body comprises a valve sleeve, and an oil inlet and an oil outlet are provided on the side wall of the valve sleeve; a ejector pin, a valve core and a spring are arranged in sequence from top to bottom inside the valve sleeve, and the valve core comprises a first valve core and a second valve core that are independent of each other; the first valve core and the second valve core can reciprocate axially in the valve sleeve. The present invention designs the valve core into a two-stage structure that is independent of each other, namely the first valve core and the second valve core, by modifying the valve core; thereby being able to adjust the opening or closing of the oil outlet and the working state according to the size of the oil inlet pressure, and avoiding the waste of lubricating oil.
Owner:ANHUI HUANMING FINE CONTROL
A chain-type height-adjusting rail system
The invention discloses a chain-type height-adjusting rail derailleur system, comprising a rail derailleur mechanism, a lifting and mounting platform, a chain transmission mechanism, a column and a chain connecting mechanism, wherein the chain transmission mechanism is connected to the chain connecting mechanism, and the chain transmission mechanism comprises four sprocket seats symmetrically mounted on the lifting and mounting platform, sprockets mounted on the sprocket seats, four chains passing around the sprockets in twos, a moving trolley for synchronously pulling the chains, a hydraulic drive component providing driving force for the moving trolley and a guide rail for left and right horizontal movement of the moving trolley, and the chain connecting mechanism presents a front-to-back mirror-symmetrical structure, and the chain connecting mechanism comprises a chain fixing seat fixedly connected to the chain, a limiting pulley component located outside the chain fixing seat and a vertical guide bracket for upper and lower limiting activities of the limiting pulley component. The invention has the advantages of reducing manufacturing precision, reducing manufacturing cost, not requiring high lubrication conditions, hydraulic drive being suitable for heavy-load and overload scenarios, and having an interlocking structure.
Owner:CRRC SHENYANG CO LTD
Portable vehicle-mounted refrigerator capable of being used independently
ActiveCN222310454Ureliable electrical connectionSimple structureVehicle arrangementsElectric/fluid circuitIceboxIn vehicle
The utility model discloses a portable vehicle-mounted refrigerator capable of being used independently, which comprises a refrigerator main body and a base, a guide hole is arranged at the bottom of the main body, a first electric connecting piece is arranged on a guide hole shell where the guide hole is located, a guide column matched with the guide hole is arranged on the base, and a second electric connecting piece is arranged on the guide column. The guide column is provided with a second electric connecting piece used for being connected with the first electric connecting piece in an inserted mode. A magnetic induction switch is arranged on the side wall of a shell of the main body, a magnet is arranged on the side wall of the base, the magnetic induction switch and the magnet form an insertion in-place detection assembly of the first electric connecting piece and the second electric connecting piece, and the magnet and the magnetic induction switch are in a proximity induction state. And when the first electric connecting piece and the second electric connecting piece are inserted in place, the magnetic induction switch is switched on. The vehicle-mounted refrigerator is more convenient to install, and meanwhile can be more conveniently and flexibly combined for use or separated from an automobile for use.
Owner:GUANGZHOU GUANGSHEN ELECTRIC PROD CO LTD
Sensor device
The utility model relates to the technical field of semiconductor luminescence, and discloses a sensor device, which comprises a substrate and at least two optical chips arranged on the substrate. And at least two light-transmitting glue layers are tightly bonded on the optical chip. Fence parts are arranged between the light-transmitting glue layers covering the adjacent optical chips and around the light-transmitting glue layers, and the bottoms of the fence parts are connected with the substrate. The light-transmitting glue layer sequentially comprises a first light-transmitting glue layer and a second light-transmitting glue layer in the direction away from the optical chip. The side face of the first light-transmitting glue layer is arranged to be a reflecting face used for reflecting edge large-angle light. According to the utility model, through the arrangement of the plurality of light-transmitting glue layers and the reflecting surfaces, the light energy utilization rate and brightness are improved, the high precision of the sensor device is further realized, and the overall structure is simple and reasonable.
Owner:SHENZHEN OPTISEEN TECHNOLOGY CO LTD
Pipe avoiding structure of water cooling wall at tail part of horizontal garbage waste heat furnace
ActiveCN222669958UReduce steel consumptionimprove performanceCasings/liningsSteam boilers componentsThermodynamicsMechanical engineering
The utility model relates to the technical field of waste heat boilers, in particular to a pipe yielding structure of a tail water cooling wall of a horizontal waste heat boiler, which has no limitation on the height requirement of the tail water cooling wall, does not influence other equipment, saves boiler space and raw materials, is convenient to install on site, improves economical efficiency, and reduces cost. The tail water-cooled wall side lower header comprises a tail water-cooled wall side lower header and water-cooled wall pipes, and is characterized in that a small header is arranged above the tail water-cooled wall side lower header, the two ends of the small header are connected through connecting pipes, and the small header and the connecting pipes at the two ends define an interference object receding area; and the water cooling wall pipe above the interference object abdicating area is connected with the small collecting box.
Owner:WUXI HUAGUANG BOILER
Sensor device
The utility model relates to the technical field of semiconductor luminescence, and discloses a sensor device, which comprises a substrate, a lens module, an optical chip, a first light-transmitting glue layer and a second light-transmitting glue layer. The lens module is arranged on the substrate. The lens module comprises a bearing part, a cavity structure and a lens. The bearing part comprises at least two cavity structures. The optical chip is arranged on the substrate, in the cavity structure and below the lens. At least one optical chip is arranged in the cavity structure. The first light-transmitting glue layer is arranged in the cavity structure and below the lens and covers the optical chip. The second light-transmitting glue layer is tightly connected with the first light-transmitting glue layer and the lens. According to the sensor device provided by the utility model, the second light-transmitting glue layer is tightly arranged between the first light-transmitting glue layer and the lens, so that the Fresnel loss of light energy is reduced, and the light energy utilization rate is improved; and the light control effect of the three-layer lens structure is good, so that the precision of the sensor device is higher.
Owner:SHENZHEN OPTISEEN TECHNOLOGY CO LTD
An integrated differential air compressor
ActiveCN115539383BReduce manufacturing precisionlow costRotary/oscillating piston combinations for elastic fluidsSealing arrangement for pumpsMotor speedLow noise
The present invention provides an integrated slip air compressor, which relates to the technical field of air compressors. The integrated slip air compressor of the present invention integrates the valve assembly into the inner rotor unit, has low manufacturing precision and low cost; there is no change in the center of mass, small vibration and low noise; the compression efficiency is high, and a higher compression efficiency can be achieved at a lower rotation speed. The rotation speed can be reduced while achieving the same compression efficiency, and the rotation speed is reduced to further reduce vibration. Among them, taking the first polygon as a quadrilateral and the second polygon as a pentagon as an example, there are four air intakes and compression and exhaust for every rotation of the motor. Under the condition of the same volume, compared with the two-cylinder piston compressor on the market (the motor inhales and compresses and exhausts twice for every rotation of the motor), this can reduce the speed, the rotation speed of the motor is reduced, and the vibration and noise are reduced accordingly.
Owner:QING DAO AI TE ER JI QI REN JI SHU YOU XIAN GONG SI
Multidirectional adjustable magnetic levitation track assembly and construction method thereof
PendingCN122039506AReduce manufacturing precisionReduce construction difficultyRailway tracksBridge structural detailsTrackwayClassical mechanics
The invention discloses a multidirectional adjustable maglev track assembly and a construction method thereof, and relates to the technical field of maglev systems, the multidirectional adjustable maglev track assembly comprises a beam body, and track connecting pre-embedded assemblies, track mounting assemblies, U-shaped track sections and induction plate sections which are respectively arranged on two sides of the beam body, the first connecting end of the track mounting assembly is adjustably arranged in the height direction relative to the track connecting embedded assembly, the U-shaped track section is adjustably arranged in the transverse direction relative to the bottom of the second connecting end of the track mounting assembly, and the induction plate section is adjustably arranged in the transverse direction relative to the top of the second connecting end of the track mounting assembly; according to the multi-direction adjustable magnetic levitation track assembly, the U-shaped track section and the induction plate section can be adjusted up and down and left and right relative to the beam body, and compared with a beam-track integrated structure, the requirement of the track for the manufacturing precision of the bridge beam body can be lowered, the adaptability of the track structure is improved, and the construction cost is reduced.
Owner:HUNAN PROVINCIAL COMM PLANNING SURVEY & DESIGN INST CO LTD +1
Suction catheter assembly
PendingCN119075138AReduce manufacturing precisioneasy to operateSurgeryMedical devicesThrombus aspirationApparatus instruments
The invention relates to the technical field of medical instruments, in particular to a suction catheter assembly which comprises a guide catheter and a suction catheter. The suction extension catheter is installed in an inner cavity of the guide catheter in the length direction of the guide catheter, a radial gap is reserved between the suction extension catheter and the guide catheter, a plugging ring is fixedly installed on the outer side wall of the suction extension catheter, the plugging ring is in sliding sealing fit with the inner side wall of the guide catheter, and the plugging ring is arranged away from the head of the suction extension catheter; and the drawing push rod is fixedly mounted at the tail part of the suction extension catheter, and one end, deviating from the suction extension catheter, of the drawing push rod extends out of the guide catheter. During operation, the suction extension catheter can be installed in place only by pushing the drawing push rod, so that the operation steps of the suction catheter assembly are simplified, the operation difficulty is reduced, and the operation efficiency when the suction catheter assembly is used for thrombus suction can be greatly improved.
Owner:APT MEDICAL HUNAN INC