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53results about How to "Easy exit" patented technology

Full-automatic feeding rubbing color fixing device

The invention discloses a full-automatic feeding rubbing color fastness device which comprises a rack, a wiping rag feeding mechanism, a wiping rag conveying mechanism and a sample cloth feeding mechanism, the wiping rag feeding mechanism conveys a wiping rag body to a feeding path of the wiping rag conveying mechanism, and the wiping rag conveying mechanism comprises a shifting assembly, a mounting frame, a wiping rag adsorption head and a wiping rag clamping head; the wiping rag mold is provided with a wiping rag containing groove, a groove is formed in the inner wall of the wiping rag containing groove, a clamping ring is movably connected into the groove in a sleeved mode, and the wiping rag clamping head is inserted into the clamping ring so that the wiping rag clamping head can be matched with the clamping ring to clamp the wiping rag body. The wiping rag body is attached to the end face of the wiping rag clamping head so as to conduct a friction test on the sample cloth body on the friction position. According to the full-automatic feeding rubbing color fixing device, the clamping ring can be easily withdrawn from the wiping rag clamping head, so that the wiping rag body can be detached from the clamping head, the wiping rag body can be conveniently replaced, and the test accuracy and the detection efficiency are kept.
Owner:NINGBO TEXTILE INSTR FACTORY +1

Water turbine and hydropower station

The embodiment of the utility model provides a water turbine and a hydropower station. The water turbine comprises a water turbine body, an air supply pipe, an air supply system, an electric control valve and a pressure tester. The water turbine body comprises a volute and a draft tube communicated with the volute, and the draft tube is provided with an air supply port; the air supplementing pipe is provided with an air inlet end and an air outlet end, the air outlet end of the air supplementing pipe is connected with the air supplementing opening, and the air inlet end of the air supplementing pipe is communicated with the air supplementing system; the electric control valve and the pressure measuring instrument are both arranged on the air supply pipe, the pressure measuring instrument is arranged on the air supply pipe so as to measure the air pressure in the water turbine body, the electric control valve is used for measuring through the pressure measuring instrument, and the electric control valve is a normally closed electric control valve. The monitoring system is electrically connected with the electric control valve and the pressure measuring instrument. Therefore, the water turbine has the advantages of being good in air supply effect and capable of reducing the working pressure of the water turbine.
Owner:HUANENG LANCANG RIVER HYDROPOWER CO LTD

High-pressure heater steam extraction throttling supercritical unit reheat steam temperature control method

ActiveCN119554109AGuaranteed throttling effectguaranteed effectSteam engine plantsTemperature controlReal-time data
The invention discloses a supercritical unit reheat steam temperature control method for high-pressure heater steam extraction throttling, which comprises the following steps of: firstly, acquiring real-time data of thermal parameters of a boiler system and a steam turbine system of a supercritical unit, cleaning the data, and calculating to obtain insufficient feed water heating and each reheat steam flow variation corresponding to different high-pressure heater steam extraction throttling schemes; the method comprises the following steps of: calculating the change of the heat absorption capacity of a reheater arranged in front of a superheater, synthesizing the change of the flow of reheat steam and the change of the heat absorption capacity of the reheater to obtain reheat steam temperature change predicted values corresponding to different high-pressure heater steam extraction throttling schemes, and finally obtaining a specific high-pressure heater steam extraction throttling control scheme according to the real-time deviation of the temperature of the reheat steam. According to the method, the original supercritical unit reheat steam temperature control logic is supplemented and optimized, the control effect of the supercritical unit reheat steam temperature can be effectively improved, and the problem that in the rapid load rising process, the reheat steam is greatly overheated is solved; and the method is of great significance to improvement of the rapid load change capacity of the supercritical coal-fired power generation unit.
Owner:HUANENG PINGLIANG POWER GENERATION CO LTD +2

Catheter sheath for cardiac surgery and use method thereof

The invention discloses a catheter sheath for cardiac surgery and a using method thereof.The catheter sheath for cardiac surgery is used for feeding in a cardiac surgery electrode wire and is provided with a catheter sheath assembly, the catheter sheath assembly is formed by combining two symmetrically-arranged catheter bases, and the catheter sheath is connected to the lower portion of the spliced catheter base assembly. The catheter sheath assembly, the fixing assembly and the expansion tube are installed, sealing is achieved when the catheter sheath assembly is inserted into a patient body through cooperation of the catheter sheath assembly and the expansion tube, blood is prevented from flowing out, and meanwhile the two separated catheter sheaths abut against the lower closing valves on the outer sides respectively when the catheter sheaths are stripped through the fixing assembly; the position of the opening is limited, the abutting position is the connecting position of the two lower closing flaps, the lower closing flaps cannot be expanded, in this way, the catheter sheath can be withdrawn conveniently, the situation that the expansion tube rebounds is avoided, it is guaranteed that insertion of the catheter sheath cannot be affected when the connecting rod is installed through the damping mechanism, and operation is convenient and fast.
Owner:南京友德邦医疗科技有限公司

Spraying device and cutting machine

The embodiment of the utility model provides a spraying device and a cutting machine, the spraying device is used for spraying liquid to a cutting wire net when the cutting machine cuts or retracts, the cutting machine communicates with a liquid supply system through a pipeline, the cutting machine comprises a first spraying assembly, a second spraying assembly and a flow guide part, the first spraying assembly and the second spraying assembly are arranged in a stacked mode, and the flow guide part is arranged on the first spraying assembly. A liquid inlet of the first spraying assembly and a liquid inlet of the second spraying assembly are both used for being communicated with a liquid supply system of the cutting machine through pipelines, and the flow guide part is rotationally connected with the first spraying assembly; liquid of the liquid supply system flows into the first spraying assembly through the pipeline, and the liquid in the first spraying assembly flows out after flowing to the flow guide part. According to the spraying device, tool retracting spraying can be closer to a spraying point, water directly and uniformly flows out after passing through the flow guide piece, large-flow water flow can be provided, silicon wafers on the two sides of a cutting line can be better burst open, and a line net can be conveniently withdrawn.
Owner:QINGDAO GAOCE TECH CO LTD

Rapid ball distributing device applied to bearing machining

The invention relates to the technical field of bearing assembly, and particularly discloses a rapid ball distributing device applied to bearing machining, the rapid ball distributing device comprises a mounting bottom plate and a mounting stand column, the upper end of the mounting stand column is slidably sleeved with a sliding sleeve, the sliding sleeve is fixedly sleeved with a movable plate, and the top of the mounting stand column is fixedly connected with a fixed top plate; a pressing and inserting air cylinder is installed at one end of the fixed top plate, a fixed shaft rod is installed at the end, away from the sliding sleeve, of the movable plate, an installation base is installed at the lower end of the fixed shaft rod, an installation sleeve is installed on the bottom face of the installation base, and a plurality of ball inserting needles are evenly arranged in the installation sleeve. According to the device, the automatic reset capacity after the movable plate is pressed down can be improved, it is ensured that after one-time pressing and inserting operation is completed, the ball inserting needle can be rapidly restored to the original position and rapidly put into the next-time pressing and inserting preparation operation, and therefore the ball distributing efficiency of the device on steel balls in a bearing is greatly improved, and the assembling speed of the bearing is increased.
Owner:HAIFENG HAILIN (HUAIAN) PRECISION BEARING CO LTD

Puncture tip device with surgical robot

The application relates to a puncture end device and a surgical robot. The puncture end device comprises a base connected with a mechanical arm, a sliding table group comprising a first sliding table and a second sliding table, the first sliding table being slidingly matched with the base along a first direction, and the second sliding table being slidingly matched with the first sliding table along the first direction; a telescopic module connected with the sliding table group, the telescopic module being used for driving the first sliding table to slide relative to the base and driving the second sliding table to slide relative to the first sliding table; and a clamping release module comprising a first clamping mechanism and a second clamping mechanism which are arranged at intervals along the first direction, the first clamping mechanism being connected with the base, the second clamping mechanism being connected with the second sliding table, and the first clamping mechanism and the second clamping mechanism being respectively used for clamping different regions of a puncture needle along the first direction, the first direction being the length direction of the puncture needle. The puncture end device can have a larger puncture stroke, and the probability of collision when the puncture end device exits a CT device scanning cavity is reduced, so that the device is not prone to damage.
Owner:WUHAN UNITED IMAGING HEALTHCARE SURGICAL TECH CO LTD

Paper wrapping mechanism of printed product packaging machine

The invention discloses a paper wrapping mechanism of a printed product packaging machine, comprising a paper wrapping frame, a paper feeding device, an annular paper feeding mechanism, an annular paper guiding mechanism, a paper pressing driving mechanism, a paper pressing head, a bottom supporting mechanism, a paper cutting mechanism and a plurality of adsorption mechanisms, as well as a front paper clamping mechanism and a rear paper clamping mechanism which can clamp and lift along the up and down directions of the paper wrapping frame; a paper feeding stack opening is arranged on the front side of the paper wrapping frame, and a paper discharging stack opening is arranged on the rear side of the paper wrapping frame; the kraft paper of the invention can be dragged and automatically wrapped to ensure that the kraft paper is smoothly delivered, and the cylindrical kraft paper is automatically tightened on the circumference of the whole stack of paper, and the upper and lower edges of the whole stack of paper can be temporarily clamped and lifted, freeing up space for an external paper discharging robot to enter, facilitating the entry and exit of the external paper feeding robot, so that the external paper discharging robot can reach below the whole stack of paper after paper wrapping, clamp and deliver the whole stack of paper after paper wrapping, always maintain the tension of the kraft paper, and ensure that the printed products are neatly packaged.
Owner:SHANTOU SHUNXINLONG PRINTING MASCH CO LTD

Folding electric wheelchair

The invention provides a folding electric wheelchair which comprises a locking assembly, a cushion support and a backrest support, the cushion support and the backrest support are in transmission connection, the locking assembly comprises a locking pin, a first locking groove, a second locking groove, an operation part and a locking spring, the operation part is connected with the locking pin through a traction unit, the operation part is movably arranged on the cushion support, and the locking spring is arranged on the cushion support. The first locking groove and the second locking groove are formed in the backrest support, the locking spring is suitable for driving the locking pin to be inserted into the first locking groove or the second locking groove, the locking pin extends into the first locking groove so that the folding electric wheelchair can be kept in an unfolded state, and the locking pin extends into the first locking groove so that the folding electric wheelchair can be kept in a folded state; the operation assembly is suitable for driving the locking pin to retreat from the first locking groove or the second locking groove through the traction unit so as to unlock. According to the folding electric wheelchair, by designing the locking assembly, convenient switching and stable locking of the folding electric wheelchair between the unfolding state and the folding state are achieved.
Owner:ANHUI JBH MEDICAL APP CO LTD

Self-stabilizing foundation pit supporting structure

The invention relates to a self-stabilizing foundation pit supporting structure, and belongs to the technical field of foundation pit supporting. According to the foundation pit supporting structure, the expansion fixing piece capable of being opened in a sliding mode is arranged on the base to be matched with the damping locking device, so that the foundation pit supporting structure which can be automatically opened after being drilled into foundation pit soil and is high in self-stability is formed. Due to the arrangement of the drill bit part, the supporting structure can be conveniently drilled into a foundation pit, and extra installation tools or equipment is not needed; meanwhile, due to the sliding opening characteristic of the expansion fixing piece, the installation process is simplified, the installation difficulty and cost are reduced, the device can be conveniently withdrawn after the expansion fixing piece is closed through the arranged lock catch structure, and therefore detachable operation is facilitated; the supporting structure is suitable for foundation pits with different depths and sizes.
Owner:WUXI MUNICIPAL DESIGN INST

Seat components

The invention relates to a seat assembly (1, 100), in particular a floating seat, comprising: - at least one seat shell (2) having a seat surface area (2.2) and a backrest area (2.1); - a base element (3) on which the seat shell (2) is adjustably arranged; - an adjustment mechanism (4, 40) for adjusting the seat shell (2) relative to the base element (3) and / or a seat base (9), wherein the adjustment mechanism (4, 40) has at least one adjustment unit (4.1, 4.2) for adjusting the seat shell (2) and at least one drive unit (5.1, 5.2) designed to lock the base element (3) and the seat shell (3) in an appropriate position in a self-locking manner, and wherein the locking can be released by a force introduced into the adjustment unit (4.1, 4.2) by an occupant sitting in the seat shell (2) via the seat shell (2) and by a force introduced into the adjustment unit (4.1, 4.2) by the drive unit (5.1, 5.2).
Owner:ADIENT US LLC +1

Sliding cover type certificate card sleeve

The utility model relates to the technical field of certificate card sleeves, in particular to a sliding cover type certificate card sleeve, which comprises a card sleeve body, a through hole, a certificate card slot, a sliding rail and a switch assembly, and the surface of the card sleeve body is provided with an open slot corresponding to the bottom of the through hole; a supporting frame is arranged between the corresponding sliding rails on the inner side of the open groove, a window is formed in the inner side of the supporting frame through an opening, and the switch assembly comprises a fixing threaded hole and a threaded rod. Certifications are stored in the certificate clamping groove, the sliding rails on the inner wall of the open groove are matched with the supporting frame to slide so that the open groove can be opened or closed, the windows are made of transparent acrylic materials so that the certificates stored in the certificate clamping groove can be conveniently checked, the transverse sliding mode replaces the vertical sliding mode, only the positions of the stored certificates need to be moved, and operation is convenient and fast.
Owner:QUANZHOU XIESHENG TECH CO LTD

Matching auxiliary frame for livestock cattle and sheep

PendingCN121986730Astand steadyEliminate the risk of back injuryTaming and training devicesAnimal scienceCrop livestock
The invention relates to the technical field of livestock breeding equipment, and discloses a breeding auxiliary frame for livestock cattle and sheep, the breeding auxiliary frame comprises a rack, and vertical fences are fixedly assembled on the outer walls of the two sides of the rack; two limiting mechanisms are arranged at the position, located between the two vertical bars, of the top of the rack. Each limiting mechanism comprises a transverse guide rail, two sliding frames slidably connected to the transverse guide rail in a sleeving mode and a lifting bottom plate arranged on the inner wall of the sliding frame. Side clamping plates are arranged on the opposite surfaces of the two groups of sliding frames; the inner wall of the top of the lifting bottom plate is slidably sleeved with a breeding stock pedal. By arranging the breeding stock pedal, during mating, the weight of the breeding stock is independently borne by the breeding stock pedal and transmitted to the rack through the lifting bottom plate and the sliding frame, direct transmission of the weight of the breeding stock to the female stock is thoroughly blocked, it is ensured that the female stock can stably stand for a long time, and the risk that the back of the female stock is injured in the artificial auxiliary breeding process is effectively eliminated.
Owner:SICHUAN PRORINA BIOTECHNOLOGY CO LTD +1

Operation method for discharging low-temperature slag iron at iron notch

The invention belongs to the technical field of blast furnace ironmaking, and discloses an operation method for discharging low-temperature slag iron at an iron notch, which comprises the following steps: S1, detecting the temperature of molten iron discharged at the iron notch, and when the temperature of the molten iron is lower than a first preset temperature, conducting a closed iron notch part by using a tapping machine; s2, the tapping machine is withdrawn, an oxygen burning pipe and a compressed air blowing pipe are simultaneously introduced into the iron notch, oxygen is introduced into the oxygen burning pipe, and the oxygen burning pipe is ignited until the iron notch is completely communicated; s3, oxygen introduction is stopped, and the oxygen burning pipe is withdrawn; s4, combustion-supporting powder is added into the compressed air blowing pipe, and compressed air is introduced; s5, a compressed air blowing pipe is gradually pushed into the iron notch until the length of the compressed air blowing pipe outside the iron notch is equal to the safe length; and S6, replacing a standby compressed air blowing pipe, introducing the compressed air into the iron notch, and repeating the steps S4 and S5 until all slag iron is discharged from the iron notch. According to the operation method, the low-temperature slag iron can be effectively discharged at low production cost, and the safety is good.
Owner:SGIS SONGSHAN CO LTD

A method for controlling the main steam temperature of an ultra-supercritical unit

This invention discloses a method for controlling the main steam temperature of an ultra-supercritical unit. An extraction valve is added to the extraction steam pipeline of the high-pressure heater to achieve precise extraction steam throttling adjustment. Thermodynamic parameters of the boiler and turbine systems are collected and cleaned. The feedwater heating insufficiency and reheat steam flow rate changes corresponding to the unit extraction steam throttling flow rate under different high-pressure heater extraction steam throttling schemes are calculated. Furthermore, the heat absorption changes of the economizer and part of the superheater heating surfaces after the reheater are calculated. Finally, the predicted value of the main steam temperature change corresponding to the unit extraction steam throttling flow rate under different high-pressure heater extraction steam throttling schemes is obtained. Based on the real-time deviation of the main steam temperature, the high-pressure heater extraction steam throttling scheme and the required extraction steam throttling flow rate are selected. By adjusting the extraction steam throttling flow rate of each high-pressure heater, more precise control of the main steam temperature is achieved, alleviating the problem of main steam overheating that easily occurs during rapid load increases. This is of great significance for improving the operational flexibility of ultra-supercritical units.
Owner:HUANENG PINGLIANG POWER GENERATION CO LTD +2

Height-adjustable washing and massaging mechanism of foot bath device

The utility model provides a height-adjustable washing and massaging mechanism of a foot bath device, the height-adjustable washing and massaging mechanism is arranged in a barrel of the foot bath device, and the mechanism comprises a lower transmission assembly and an upper massaging assembly which are fixed; the upper massage assembly is movably arranged at the upper end of the lower transmission assembly in a sleeving mode and can slide up and down to adjust and position the height of the upper massage assembly, and after the height is determined, a positioning buckle plate arranged on the upper massage assembly can be clamped on a positioning strip tooth of a stand column base sleeve of the lower transmission assembly to be fixed; a massage motor inside the lower transmission assembly and outside the bottom of the foot tub drives a lower disc tooth inside the tub, a transition gear and an external meshing gear at the upper end of the lower disc tooth drive a long shaft tooth of the lower transmission assembly beside the front end, and the upper end of the long shaft tooth drives soft rubber rolling wheels installed on the two sides of the upper massage assembly to conduct rolling massage. The foot bath massage mechanism has the advantages that the height of the upper massage assembly can be adjusted vertically, the upper massage assembly is automatically clamped after the button is loosened, the stability of the massage mechanism is enhanced, and feet of various sizes and two feet can enter and exit from the foot bath device barrel for foot bath massage.
Owner:郑纯建

Convenient packaging machine applied to spot-breaking type shoe covers

The utility model relates to a convenient packing machine applied to spot breaking type shoe covers, which comprises a rack and a turntable, a main shaft is arranged at the center of the turntable, the main shaft penetrates through a front baffle of the rack and is fixedly connected with a rotating wheel, the rotating wheel is connected with an output shaft of a second driving motor through a belt, and the second driving motor is fixedly connected with the rotating wheel. One end of the main shaft is connected with an output shaft of a first push-pull air cylinder, a core shaft is arranged on the rotating disc, a clamping jaw groove is formed in one end of the core shaft, a transmission gear is arranged at the other end of the core shaft, a spigot ring is arranged on one side of the transmission gear, a clamping jaw is arranged on the core shaft, and the clamping jaw is connected with the rotating disc. The clamping jaw comprises a clamping jaw disc, a reset spring, a clamping jaw block and a clamping jaw arm, and the clamping jaw arm is arranged at an opening of the clamping jaw disc. In the shoe cover packaging process, manual participation is not needed, the labor cost is reduced, the shoe cover production efficiency is improved, the clamping jaws are arranged, it is guaranteed that in the shoe cover packaging process, the shoe covers cannot be damaged, and the defective rate of the shoe covers is reduced.
Owner:HUBEI LIDINGCHUANG MACHINERY TECHNOLOGY CO LTD

Bathtub fixing structure and bathtub

The utility model discloses a bathtub fixing structure and a bathtub. The bathtub fixing structure comprises a connecting piece and a fixing piece. The fixing piece is suitable for being installed on the ground and provided with a face cover and a containing groove, and the face cover extends in the first direction. A first notch of the accommodating groove faces a first direction, and the side wall of the accommodating groove extends along a second direction and is connected with the surface cover; the connecting piece is provided with an abutting surface, the connecting piece is suitable for being inserted into the containing groove from the first notch in the first direction so as to be fixedly connected with the fixing piece, and the abutting surface is matched with the surface cover in an abutting mode; the connecting piece is suitable for being fixedly connected with the bathtub in the second direction. By adopting the fixing structure, compared with the prior art, the bathtub can be fixedly mounted by translating the bathtub to fix the connecting piece in the accommodating groove no matter whether the bathtub has or is provided with a skirt edge, or is provided with a split skirt edge or an integrated skirt edge, so that the bathtub is relatively labor-saving and convenient.
Owner:FUJIAN DOMOO SANITARY WARE TECHNOLOGY CO LTD

Sunshade base

The utility model provides a sunshade base which comprises a base body, a moving assembly and a parking assembly. The base body comprises a base shell and a base frame, the moving assembly comprises a plurality of moving rollers, and the moving rollers are rotationally connected to the base frame and extend out of the bottom end face of the base shell; the parking assembly comprises an operating rod, a limiting piece and two parking supports, the two parking supports are arranged in a spaced mode, the middles of the parking supports are hinged to the base frame, lifting ends and abutting ends are arranged on the parking supports respectively, the operating rod is connected with the lifting ends, and the operating rod is used for enabling the two parking supports to rotate around hinged shafts. The abutting end of the parking support can extend out of the base shell, and when the abutting end of the parking support is lower than the moving rollers, the abutting end of the parking support abuts against the ground. The limiting piece is arranged on the base frame and used for limiting the position of the parking support after parking. According to the base, the overturning action of the movable rolling wheels can be omitted, damage to the movable rolling wheels is reduced, and the service life of the sunshade base is prolonged.
Owner:FREESTYLE OUTDOOR LIVING CO LTD

Self-balancing mechanical seal for kettle

The self-balancing type mechanical seal for the kettle comprises a supporting body and a sealing gasket, the sealing gasket is embedded in the upper surface of the supporting body, a first arc-shaped block is arranged on the surface of the supporting body and located on one side of the lower portion in a clamped mode, and a second arc-shaped block is arranged on the surface of the supporting body and located on the other side of the lower portion in a clamped mode. Mounting grooves are formed in the positions, close to the two ends, of the surface of the first arc-shaped block, and fasteners are embedded in the mounting grooves. According to the self-balancing type mechanical seal for the kettle, when a fastener is disassembled, due to the fact that a pushing ring is squeezed into a squeezing groove in the fastener installing process, and a second spring is compressed, when the fastener is disassembled, the pushing ring is squeezed into the squeezing groove along with the rear end of the fastener continuously retreating from a threaded groove of a second arc-shaped block, and the second spring is compressed. When the fastening piece rotates, the second spring pushes the pushing ring, so that the pushing ring pushes the fastening piece, the rear end of the fastening piece can be conveniently withdrawn from the threaded groove, and the clamping phenomenon is avoided.
Owner:ZIGONG KE YU SEAL SCI & TECH CO LTD

Hole expander for trenchless directional crossing of thermal pipelines

The present invention discloses a reamer for trenchless directional crossing construction of a thermal pipeline, comprising a reaming head with a conical structure, a plurality of hollow holes are provided on the conical surface of the reaming head, a rock and soil feeding cavity matching the number of the hollow holes is formed inside the reaming head, all the rock and soil feeding cavities are distributed along the axial direction parallel to the reaming head, one end of each rock and soil feeding cavity is connected with the corresponding hollow hole, and the other end is connected with the chip removal hole provided on the end face of the reaming head; a transmission column is fixedly connected to the center of one side of the chip removal hole provided in the reaming head, a spiral blade is fixed on the circumferential surface of the transmission column along its axial direction, an outer shell is concentrically arranged on the outer side of the transmission column, the outer shell is connected to the reaming head for relative rotation, and the end of the transmission column is extended to the outside of the outer shell and then connected with a connector. The disturbance plate in the present invention periodically swings in the rock and soil feeding cavity, so that the drill cuttings on the conical surface of the reaming head can be quickly discharged, thereby ensuring the smooth progress of reaming.
Owner:TIANJIN ENERGY SOLUTION TECH CO LTD

Novel cattle liver biopsy sampler

The invention discloses a novel cattle liver biopsy sampler, which belongs to the technical field of medical apparatus and instruments, and comprises a puncture needle cannula, a trocar assembly and a negative pressure sampling assembly, the trocar assembly is used for assisting the puncture needle cannula to be inserted into the cattle liver and smoothly withdrawn after insertion is completed; the negative pressure sampling assembly is connected with the puncture needle cannula after the trocar assembly is withdrawn and is used for sampling the target tissue; the puncture needle sleeve is of a hollow structure, and an isosceles trapezoid-shaped sliding groove is formed in the inner wall of the puncture needle sleeve. And threads matched with the positioning sleeve are arranged on the outer side wall of the puncture needle sleeve. The needle core can be controlled to be inserted or withdrawn according to needs, the operation flexibility is improved, the operation difficulty is reduced, and the success rate of an operation is increased.
Owner:HENAN AGRICULTURAL UNIVERSITY

Maglev track beam erection and transportation device and beam erection method

The invention discloses a beam erection and transportation device for a maglev track beam and a beam erection method, comprising a beam transport vehicle group, the beam transport vehicle group is composed of two single vehicles; the single vehicle comprises a frame, a plurality of wheel groups arranged on the frame and a bracket arranged on the frame, the bracket is connected with the frame in a sliding manner so that the bracket can be lifted and lowered on the frame in a vertical direction; a supporting arm is arranged on the bracket, the supporting arm is arranged on the frame in a cantilever structure in a horizontal direction, the supporting arm is connected with the bracket in a sliding manner so that the supporting arm can move horizontally toward both sides of the frame in a longitudinal direction. By changing the height of the beam, the beam can be transported to a position to be erected by crossing over the erected beam position, and after the beam is placed at the position to be erected, the connection between the two single vehicles of the beam transport vehicle group is released, and the supporting arm is pulled out from the bottom of the beam, so that each single vehicle can be conveniently withdrawn from the corresponding position, thereby greatly facilitating the transportation and beam erection operations of the maglev track beam.
Owner:CHINA RAILWAY 23RD CONSTR BUREAU LTD +1

Connector integrating stable installation and convenient disassembly and assembly

The invention provides a connector integrating stable installation and convenient disassembly and assembly, and relates to the technical field of wire harness connectors, the connector comprises a female plug and a male plug, the male plug and the female plug are in interference fit, arc-shaped grooves are machined in the surfaces of the two sides of one end of the male plug, and limiting arc strips are integrally formed in the inner walls of the two sides of one end of the female plug; an opening in one end of the female plug extends to the center of the female plug and forms a storage notch A. One end of the sealing plate protrudes from the surface of one end of the male plug. The technical key points are as follows: one end of the female plug is arranged to be in an opening form, so that a touchable area of the male plug extends from one end of the female plug to the other end, and an operator is supported to pull a plugging point of the male plug and the female plug on the opposite side by taking one end of the female plug as a supporting point, so that the male plug is separated from the interior of the female plug; the female plug and the male plug can be stably connected on a basic structure, and the female plug and the male plug can be conveniently separated from each other.
Owner:YUEQING CHANGDECHENG ELECTRONIC CO LTD

Suction module quick change assembly and suction module

The utility model provides a kind of suction module quick-change assembly and suction module, it is related to industrial equipment accessory installation debugging technical field, including installation pedestal, quick-change clamping block and suction module docking seat;Installation pedestal has pedestal inner cavity, vertically through pedestal jack and with pedestal inner cavity intercommunication pedestal side opening;Quick-change clamping block is inserted into installation pedestal inner cavity from pedestal side opening;Elastic limiting assembly is equipped between quick-change clamping block and installation pedestal inner side wall;Longitudinally through clamping block jack is equipped on quick-change clamping block;Positioning protrusion is equipped in the inner side surface of clamping block jack;Suction module docking seat includes docking seat body and spigot end, and positioning recess is equipped on the outer side wall of spigot end;Axial through docking seat body and spigot end gas passage is equipped in the inside of suction module docking seat.The utility model can realize the quick docking and disassembly between suction cup and mechanical arm or with the adapter connected with mechanical arm, and alignment is accurate and reliable, and disassembly process will not cause damage to component.
Owner:HUAIAN JIE DING TANG TECH CO LTD

A batch sealing device for button lithium batteries

The present invention discloses a batch sealing device for button lithium batteries, comprising a frame bottom plate, the top of the frame bottom plate is fixedly connected to a frame vertical plate, the top of the frame vertical plate is provided with a frame upper plate, the top of the frame upper plate is installed with a hydraulic cylinder, a punching pin clamp is installed on the output shaft of the hydraulic cylinder, the bottom of the punching pin clamp is provided with a punching pin, the outside of the punching pin is provided with a stripping plate, the inner side of the frame vertical plate is provided with a sealing bin, the top of the positioning plate is movably connected with a turnover plate, and the top of the turnover plate is movably connected with a push plate. When sealing, the button batteries are arranged in the push plate, and then the turnover plate and the push plate are placed on the positioning plate, the hydraulic cylinder is turned on to drive the punching pin to perform the sealing work, the hydraulic pressure is pressed down, and the punching pin is manually taken out opposite to the sealing device, and the sealing process is completed. Because of the combination of man and machine, both the sealing mold and the sealing stability are greatly improved.
Owner:PUTIAN NEW WEIBANG BATTERY CO LTD

Practical device for machining eccentric transmission shaft frame through common horizontal lathe

The utility model discloses a practical device for processing an eccentric transmission shaft frame by a common horizontal lathe, which comprises a mandrel, two ends of the mandrel are respectively connected with a first positioning flange and a second positioning flange, the eccentric transmission shaft frame is sleeved on the mandrel between the first positioning flange and the second positioning flange, the first positioning flange is fixedly connected with the mandrel, and the second positioning flange is fixedly connected with the mandrel. The first positioning flange and the second positioning flange are connected with the two ends of the eccentric transmission shaft frame through bolts respectively, the eccentric transmission shaft frame at least comprises one or two eccentric step cylindrical base faces, and the core shaft comprises a first axis penetrating through the axis of the core shaft. The distance between the axis of the eccentric step cylindrical base surface and the first axis is not larger than the radius value of the section of the mandrel. The utility model provides a practical device capable of machining the eccentric transmission shaft frame on a common horizontal lathe, so that the machining precision of the eccentric transmission shaft frame can be ensured, the requirement on the level and experience of operators is not too high, and the machining economy is better.
Owner:SHANGHAI SANME HEAVY MINING MACHINERY CO LTD

Filling and sealing tool for disc type motor stator

The utility model discloses an encapsulation tool for a disc type motor stator. The encapsulation tool is used for carrying out epoxy encapsulation on the stator of a motor. The stator potting tool comprises a packaging body which is detachably and fixedly connected with a flange plate on a motor, and the packaging body and the flange plate are matched to form a containing space for a stator to be installed in a limited mode; the packaging body is provided with at least two potting channels, a through hole and an inner concave part. Inlets of the two potting channels are formed in the peripheral wall of the packaging body, and outlets of the two potting channels communicate with the containing space in the radial direction and the axial direction of the packaging body. The through hole is formed in the center of the packaging body and is used for installing the core column in a sealing manner; the inner concave part is formed in the second filling chamber; one end of the core column penetrates through the through hole and the stator and is in sealing fit with the flange plate, and the other end of the core column is connected with the packaging body; the stator filling and sealing tool provided by the utility model solves the problems of large filling and sealing difficulty, high cost, different quality and low flatness of the filled and sealed end face of the stator of the existing motor.
Owner:XIAMEN TUNGSTEN CO LTD +1