22results about How to "Quick compression" patented technology

The invention discloses a motor air tightness testing device, and solves the problem that a test result can be obtained only through multiple times of detection or time increase due to the fact that existing detection equipment is too long in detection time. The motor air tightness testing device comprises an air tightness tester, a motor positioning assembly used for positioning a testing motor, an inflation pipeline assembly connected with the air tightness tester, and a motor outgoing line ventilation assembly communicated with a motor outgoing line of the testing motor. The air inflation pipeline assembly comprises a first air inflation pipeline connected with an air inlet of the test motor and a second air inflation pipeline connected with the motor outgoing line ventilation assembly, and the first air inflation pipeline and the second air inflation pipeline inflate the test motor in the air tightness test process of the test motor.

The utility model provides a pressing structure which comprises a mounting frame, a pressing plate and a pressing plate. The pressing assembly comprises an eccentric wheel and an abutting piece arranged on the side, close to the to-be-pressed piece, of the eccentric wheel, the eccentric wheel is rotationally connected with the rotating shaft, and the abutting piece can abut against the to-be-pressed piece; and the end, close to the pressing assembly, of the limiting part abuts against a stop part arranged on the eccentric wheel, so that the eccentric wheel is limited to rotate relatively when the abutting part abuts against the to-be-pressed part. The pressing structure solves the technical problem that in the prior art, a material blocking rubber plate pressing device is low in clamping efficiency.

The utility model provides a chemical reaction tank quick replacement device, which comprises an operation panel, a six-way valve, an optical fiber assembly, a reaction tank and a spring pressing mechanism, the front end of the six-way valve is butted with one end of the reaction tank through a first butting port, and the rear end of the six-way valve is tightly jacked by a first elastic assembly, so that stable connection of an optical path and a fluid channel is ensured; the liquid outlet end of the side wall of the reaction tank is communicated with the waste liquid head through a second butt joint opening in the top of the spring pressing block and is vertically pressed and sealed by a second elastic assembly, the device is suitable for water quality and biological medicine detection under high-temperature, high-pressure and strong-corrosive media, and the liquid leakage risk and the maintenance cost are reduced. Through spring elastic sealing, corrosion-resistant materials, a full-light-shielding structure and unpowered mechanical design, the problems that a traditional reaction tank is tedious in replacement, poor in sealing performance, prone to corrosion, high in maintenance cost and the like are comprehensively solved, the reliability, safety and operation efficiency of a detection system are remarkably improved, and online detection requirements under complex working conditions are met.

This utility model relates to a pressure plate type fixture, including a placement table for placing a workpiece; at least one pressure plate mechanism disposed on one side of the placement table, the pressure plate mechanism being configured to be positioned in a first position in a first direction to press the workpiece; a power mechanism connected to the pressure plate mechanism; at least one fixing block fixed to the placement table, the fixing block being located on the first side of the workpiece; and a pusher being disposed on the opposite second side of the workpiece; wherein the fixing block and the pusher are respectively positioned in a second and third position in a second direction within the plane of the workpiece to abut against the opposite sides of the workpiece. The pressure plate mechanism presses the workpiece downwards onto the placement table, achieving vertical positioning; the fixing block and the pusher abut against the opposite sides of the workpiece in the horizontal plane, achieving horizontal positioning. This results in good fixing accuracy for the fixture, and the pressing force of the pressure plate mechanism can be uniformly controlled and adjusted to prevent workpiece deformation during processing.

This utility model relates to the field of irrigation and drainage pipe technology, specifically an irrigation and drainage pipe filtration mechanism. It includes a drainage pipe body, with a filter seat fixedly connected to the upper side of the drainage pipe body and communicating with it. Two through grooves are formed on the upper side of the filter seat, and a first filter plate is slidably engaged within each of the two grooves. A slot is formed on one side of each of the two first filter plates. Two symmetrically arranged top plates are fixedly connected to the upper side of the filter seat. An array of guide rods is slidably connected to one side of each of the two top plates, and an insert block is fixedly connected to one side of each set of guide rods. One side of the insert block is engaged within the slot. This utility model uses a handwheel to drive a double-ended screw to control the movement of the pressure plate, which can quickly compress or release the elastic insert block, achieving initial positioning and secure locking of the first filter plate. The double-engaging mechanism ensures the filter plate is firmly installed, simplifies the installation and removal process, improves the cleaning efficiency of the filtration mechanism, and saves time and effort.

The utility model discloses a multi-scene portable raincoat which comprises a coat piece, sleeve pieces and a rain hat and further comprises a crotch rain shielding piece and a backpack rain shielding piece. The garment pieces are divided into front garment pieces and rear garment pieces, the front garment pieces are provided with top flies from top to bottom, the left front garment piece and the right front garment piece are connected through connecting fasteners in the top flies, the lower ends of the top flies are provided with crotch rain shielding pieces, and the lower ends of the crotch rain shielding pieces are movably connected with the rear garment pieces; the rear garment piece is provided with a knapsack position, and the rear neck position of the rear garment piece is provided with a first drawing rope for rapid storage; a left sleeve opening and a right sleeve opening of the sleeve piece are horseshoe-shaped cuffs; a second retractable rope is arranged in the brim of the rain hat, and the two ends of the second retractable rope extend out of the two ends of the brim respectively and are used for tightening the rain hat; the foldable raincoat has a rapid storage function, the raincoat is rapidly compressed, the whole raincoat is wrapped by the rain hat, the foldable raincoat is easy to operate and convenient to carry, and rainproof equipment is provided for a series of scenes such as walking, riding and bus and subway transfer possibly occurring in daily trips of urban office workers.

The utility model relates to a hold-down mechanism for a chip test socket, which comprises a base, the left side and the right side of the base are provided with movable grooves, the movable grooves are internally and movably connected with hold-down frames, springs are connected between the base and the hold-down frames, the movable grooves are internally connected with first rotating shafts, the first rotating shafts are connected with hold-down assemblies, and the hold-down assemblies are connected with second rotating shafts. One side of the pressing assembly makes contact with the product, and the other side of the pressing assembly is connected with the pressing frame through a movable connecting piece. According to the utility model, the stability of products can be improved.

The utility model relates to the technical field of welding tools, in particular to a supporting plate pressing welding tool which comprises a base, a shell is fixedly arranged at the upper end of the base, a hollow pipe is fixedly arranged on the side wall of the shell, one end of the hollow pipe penetrates into the shell and is arranged in a sealed mode, and a movable pipe is arranged in the hollow pipe in a sliding mode. One end of the movable pipe extends out of the hollow pipe and is provided with a first pushing mechanism, the other end of the movable pipe is provided with a first limiting mechanism, a movable rod is slidably arranged in the movable pipe, the two ends of the movable rod extend out of the movable pipe, and one end of the movable rod extends out of the hollow pipe and is provided with a second pushing mechanism. The first pushing mechanism comprises a first air cylinder, the first air cylinder is fixedly arranged on the outer side of the shell, and an annular plate is fixedly arranged at the end, located outside the hollow pipe, of the movable pipe. According to the brake supporting plate pressing device, the brake supporting plate can be conveniently and rapidly pressed, the pressing stability of the brake supporting plate is high, and the labor intensity of workers is reduced.

This invention belongs to the field of medical device technology and discloses a universal distraction and reduction device for metaphyseal fractures, including a connecting cylinder and a limiting cylinder. The connecting cylinder and the limiting cylinder are connected to several connecting frames. The connecting cylinder and the limiting cylinder are rotatably connected to a nut. The nut is threadedly connected to a distraction rod. The distraction rod is rotatably connected to a worm gear. The worm gear is connected to a transverse connecting structure. The transverse connecting structure is movably connected to a needle holder. The needle holder is detachably connected to a needle. This solution achieves precise "universal" reduction of the metaphysis through multi-degree-of-freedom adjustment, including axial extension, planar rotation, sliding, and arc-shaped trajectory. It is flexible in operation and features a self-locking and double-locking structure to ensure intraoperative stability and reliability. The symmetrical arc-shaped groove design conforms to anatomical morphology and adapts to different left and right access methods, significantly improving surgical efficiency and reduction quality.

The invention provides a mounting assembly for a protective cover in an optical module, a mounting method of the mounting assembly and dispensing equipment. The mounting assembly for the protective cover in the optical module comprises a circuit board carrier and a mounting cover plate, the circuit board carrier is provided with at least two accommodating grooves; the mounting cover plate is connected with the circuit board carrier, the mounting cover plate is provided with a pressing plate and a main body, the main body is provided with at least two limiting cavities, and the limiting cavities and the containing grooves are arranged in a one-to-one correspondence mode; and the pressing plate is movably connected to the main body and is used for applying an acting force close to the circuit board to the protective cover. Therefore, the circuit board carrier is provided with a plurality of accommodating grooves, and the mounting cover plate is provided with a plurality of limiting cavities, so that a plurality of protective covers can be mounted at the same time, and the mounting efficiency of the protective covers is improved; meanwhile, by arranging the limiting cavity, the protective cover can be limited and positioned, and the probability of bumping the gold wire of the optical device is reduced; besides, acting force is applied to the protective cover through the pressing plate, so that the protective cover can be quickly pressed, the flatness of the protective cover is ensured, and the use performance of the optical module is further improved.

This utility model provides a self-centering quick-clamping gear clamp, including a middle clamp with a central cavity, an upper clamp coaxially mounted on the middle clamp, a centering hole coaxially mounted at the center of the upper clamp, multiple guide pin holes on the top surface of the upper clamp, a rotating slide pin slidably mounted on the guide pin holes, a plug on the top surface of the rotating slide pin, a locking hole on the side wall of the plug, a pressure claw on the top of the rotating slide pin, a insertion hole for insertion into the plug, a guide groove and a guide rod hole sequentially formed on the wall of the insertion hole, a locking buckle slidably mounted in the guide groove for insertion into the locking hole, and a screw penetrating the guide rod hole on the end face of the locking buckle facing the guide rod hole. This self-centering quick-clamping gear clamp has the advantage of easy replacement of the pressure claw.

The application relates to a full-plastic double-helix compression spring processing equipment and belongs to the technical field of spring processing. The equipment comprises a bottom plate, a vertical plate fixedly connected to the top of the bottom plate, a processing rod rotatably connected to one side of the vertical plate, a driving motor fixedly connected to the side, away from the processing rod, of the vertical plate and used for driving the processing rod to rotate, a sliding seat slidingly connected to the top of the bottom plate, and a driving mechanism arranged on the top of the bottom plate and used for driving the sliding seat to reciprocate. The spring processing material can be quickly compressed by pushing the sleeve ring, the operation is simple, and the sleeve ring is convenient to remove. When the sliding seat drives the guide pipe to move, the guide pipe can rotate, automatic spring compression can be realized, the automation degree of the equipment is improved, and personnel intervention is not needed. The sleeve rod, the convex sliding block and the inner rod can be adjusted, the equipment can be used for processing spring materials with different sizes and different specifications, and the equipment has high flexibility.

This invention discloses an external heat exchange intelligent pickling chamber system and its pickling method, relating to the field of food pickling and processing technology. It includes a composite pressure-bearing pickling chamber cluster system and a supporting system for external heat exchange and fluid handling. The pickling chamber walls are constructed of a carbon steel square tube main frame, extruded polystyrene board, and a fully enclosed inner layer of anti-corrosion plastic board. An adaptive cantilever beam suspended movable door is located at the front end. The main circulation network of the supporting system includes a pipeline ultraviolet sterilizer, a pre-filter, a post-filter, and a steam tube heat exchanger connected in series. Each device has a pneumatic control valve and a bypass pneumatic control valve at both ends. The pickling method includes intelligent quantitative liquid dispensing, bottom-to-top automatic liquid injection, PID closed-loop temperature control external circulation, online ultraviolet sterilization, and automatic liquid drainage and recovery. This invention achieves high load-bearing capacity and corrosion resistance; bottom liquid inlet combined with natural heat convection avoids localized scalding; the adaptive door and quick-lock structure ensure high-pressure sealing; and automated control enables the recycling of pickling liquid and intelligent decision-making.

The utility model discloses a milling machine fixture, which comprises a base, a plurality of groups of fixed seats and a plurality of groups of support rod seats, the fixed seats and the support rod seats are arranged on the base, the plurality of groups of fixed seats are circularly distributed along the surface of the base, and the plurality of groups of support rod seats are arranged along the surface of the base. The multiple sets of supporting rod bases are circularly distributed along the surface of the base, pressing nuts and pressing blocks are arranged on the supporting rod bases, the pressing blocks are arranged at the upper ends of the supporting rod bases, and the pressing nuts are arranged at the upper ends of the supporting rod bases and located above the pressing blocks. And therefore, the workpiece on the fixed seat is pressed and fixed. The fixing base and the supporting rod base are circularly distributed to form a double-ring-shaped supporting structure, the clamp is more uniform in stress through the layout, the supporting rod base is integrated with the pressing nut and the pressing block, single-hand rapid pressing is achieved through thread transmission, and compared with a traditional manual clamping device, the operation time is greatly shortened.

This invention relates to the field of biomedical testing equipment technology, and discloses an integrated electrochemical immunosensor biomarker precision detection instrument, including a base plate. Support legs and a motor are fixedly connected to the upper surface of the base plate. A connecting shaft is fixedly mounted at the output end of the motor. A driving wheel and a reciprocating screw are fixedly connected to the outer wall of the connecting shaft. A belt is mounted on the outer wall of the driving wheel, and a driven wheel is mounted on the outer wall of the belt. A sliding key is mounted on the outer wall of the reciprocating screw, and a magnetic base is mounted on the outer wall of the sliding key. A cleaning assembly is disposed inside the cleaning bracket. The motor simultaneously drives the driving wheel and the reciprocating screw to rotate. The driving wheel, via belt transmission, drives the driven wheel and the lead screw to rotate. The magnetic base's magnetic attraction to the magnetic beads causes the beads to oscillate, effectively removing residual impurities after the reaction and improving cleaning efficiency.

This utility model belongs to the field of cutting machine technology, specifically a hydraulic clamping device for a metal chip cutting machine, including a cutting table; a fixed plate is fixedly connected to the top of the cutting table; a hydraulic cylinder is fixedly connected to the top of the cutting table; a movable plate is fixedly connected to the end of the hydraulic cylinder; both the fixed plate and the movable plate are provided with fixing components; the movable plate is provided with stabilizing components; the side wall of the cutting table is provided with a cutting groove; the side wall of the cutting table is provided with a collecting component; a control panel is installed on the top of the cutting table; a protective component is provided on the top of the cutting table; a pad is installed on the top of the cutting table; and a support component is provided on the side wall of the cutting table. Through the above structure, with the fixed plate, hydraulic cylinder, movable plate, and control panel, the workpiece can be quickly clamped and released by the extension and contraction of the hydraulic cylinder, reducing the slow clamping and releasing process caused by using screw clamps.

The utility model discloses a kind of multifunctional air-tightness tester of automobile water pump aluminum alloy shell, including rack and install to air-tightness detection mechanism and water tank mechanism on rack, water tank mechanism is located below air-tightness detection mechanism and is lift type setting, the air-tightness detection mechanism includes detection rack, bottom plate, sealing tooling, lifting cylinder, lifting plate, pressing assembly and down pressure plate, the detection rack is installed to rack, the top plate of detection rack is fixedly connected with bottom plate by connecting rod, sealing tooling for positioning and placing product is installed on bottom plate, lifting cylinder is also installed on the top plate of detection rack, lifting cylinder drives lifting plate to move up and down, lifting plate lower end is installed with the pressing assembly for compacting product and the down pressure plate for down pressure and seal the hole position above product, air leakage detector is connected to product on sealing tooling. By the above-mentioned mode, the utility model finds the problem point of aluminum alloy shell when high efficiency carries out air-tightness test simultaneously.

The application discloses an SSD data simulation processing method and device, computer equipment and a storage medium, the method comprises the following steps: restricting a user data check field; dividing the LBA of the SSD into a plurality of LPA, the length of each LPA is same; performing length compression processing on each LPA to obtain compressed LPA; performing data rearrangement processing on all compressed LPA.In the compression processing process, by retaining the agreed user data check field and removing the padding information, the demand of the host read-write comparison for checking the correctness of the data is met, and the purpose of fast compression is also achieved.In addition, using the compression simulation processing mode, firmware development and verification can be carried out without an actual compression engine, and thus the efficiency of firmware development is improved.

The utility model discloses a pneumatic gear and rack rotating and pressing mechanism and belongs to the field of machining. Comprising a gear shaft, a hexagon thin nut A, a pressing plate, a sleeve, a set screw A, a hexagon thin nut B, an air cylinder, a set screw B, a hexagon thin nut C, a clamp body, a bearing plate, a workpiece and a push rod. A push rod at the front end of the cylinder is mounted in a clamp body hole; the sleeve is installed on the upper end face of the clamp body, the gear shaft is installed in the sleeve and penetrates through a clamp body hole, and the pressing plate is installed at the upper end of the gear shaft. And the gear shaft is meshed with the push rod in the clamp body. The gear shaft is driven to rotate through linear motion of the air cylinder and the push rod, the gear shaft and the pressing plate rotate up and down due to the fact that the spiral groove is formed in the outer diameter of the gear shaft, and clamping and loosening actions are achieved. The pressing device is compact in structure, convenient to operate, rigid in pressing, safe and reliable. Automatic rotating operation is guaranteed, and quick pressing of the parts is achieved.

The utility model relates to a tapping device for a thermal element of a molded case circuit breaker. The technical problem to be solved by the utility model is to provide the tapping device for the thermal element of the molded case circuit breaker. According to the technical scheme, the thermal element supporting device comprises a thermal element bearing seat, a thermal element pressing assembly and a thermal element supporting assembly, the thermal element pressing assembly comprises a pressing block, a pre-pressing spring and a connecting screw, and the thermal element supporting assembly comprises a supporting sleeve, a supporting spring and a plug. The thermal element bearing seat is provided with a bearing seat main working opening, a bearing seat bearing groove and a bearing seat limiting hole, a thermal element placing groove is formed in the middle of the bottom face of the bearing seat main working opening, a front positioning column is arranged on the thermal element placing groove, and a rear positioning column is arranged on the bearing seat bearing groove. The utility model has the advantages that through the action of the pressing force of the pre-pressing spring, the pressing block can quickly press the heating part of the thermal element and the upper connecting part of the thermal element of the molded case circuit breaker, the total tapping time is shortened, and the flexibility is higher.