18results about How to "Avoid pulling force" patented technology

The utility model belongs to the field of building construction technology, especially a movable operation platform. Including top subassembly, middle subassembly, adjustable base, sliding device, first support device and second support device, top subassembly sets up in the upside of middle subassembly, adjustable base sets up in the downside of middle subassembly, sliding device is vertically adjustable and sets up in the side of middle subassembly close to adjustable base, first support device rotates and sets up in the side of middle subassembly close to adjustable base, one end of second support device connects top subassembly, and the other end sets up on the ground, first support device includes connecting rod, spring, support wheel and action lever, two connecting rods are connected and rotate and set up on middle subassembly, support wheel sets up in the one end of connecting rod, and the other end is connected with action lever, one end of spring is connected with connecting rod, and the other end is connected with middle subassembly. The operation platform is lifted through first support device, and the operation platform is moved to the place that needs through sliding device, need not to re -erect, simple and convenient.

The application discloses a multi-degree-of-freedom adjusting probe array for battery module equalization detection, and relates to the technical field of battery detection.The multi-degree-of-freedom adjusting probe array comprises a base, a plurality of mounting columns are symmetrically and fixedly installed on the base, an electric telescopic rod is fixedly installed in each mounting column, a supporting frame is fixedly and jointly installed at the telescopic ends of the plurality of electric telescopic rods, a plurality of supporting frames are equidistantly clamped in the supporting frame, and a plurality of fixing cylinders are slidably installed in each supporting frame.The application solves the problem that the existing battery module accumulates position errors in the assembly link, causes small height differences in the height direction of each pole in the same module, and causes the surfaces of some battery poles to present a small inclination after welding, which leads to unstable contact between the probe and the pole, and the pole spacing, pole height and arrangement mode of battery modules of different capacities and specifications are greatly different, the common probe array cannot be flexibly adjusted, and the production line efficiency is seriously affected.

The utility model provides a vector frequency converter cabinet heat radiation structure, which relates to the technical field of electrical equipment heat radiation and comprises a cabinet body, a mounting frame and a heat radiation frame, and heat radiation holes are arranged on two sides of the cabinet body. The cleaning mechanism is arranged in the heat dissipation frame, the motor drives the threaded rod to rotate, and the connecting block drives the cleaning brush to move up and down, so that the cleaning brush reciprocates on the surface of the dustproof filter screen, dust attached to the surface of the dustproof filter screen is swept down, and the dust is prevented from blocking the filter screen to affect ventilation and heat dissipation; meanwhile, a collecting box arranged on the lower surface of the heat dissipation frame is in sliding connection with a convex groove in the side face of the heat dissipation frame through a convex block and can receive dust swept down by a cleaning brush, and when much dust is accumulated in the collecting box, a limiting rod is pulled to be separated from a limiting hole, the tension of a tension spring is overcome, and the dust is prevented from being accumulated in the collecting box; and therefore, the operation is convenient and fast.

The application discloses a connecting structure and method of an implantable pulse generator and the pulse generator. The connecting structure is formed between a feedthrough lead and an antenna. The antenna has an antenna lead-out end which is columnar. The diameter of the feedthrough lead is substantially the same as that of the antenna lead-out end. The antenna lead-out end is arranged along the length direction of the feedthrough lead. The head of the antenna lead-out end and the head of the feedthrough lead are respectively provided with a first bending part and a second bending part. The first bending part and the second bending part are hooked and connected through at least one laser spot welding. The application can better overcome the axial and radial tension through the hooking and welding mode, improve the stability of the connection, and reduce the possibility of falling off, thereby solving the problems that the connection between the antenna and the feedthrough lead of the implantable pulse generator is unstable and easy to fall off in the prior art.

The utility model discloses a double -decked paper towel distributor belongs to public facilities articles technical field. It is to solve the existing double -decked paper towel distributor and paper towel roll is stolen easily, and the problem of partial use paper towel roll replacement waste. The distributor includes at least two compartments, and each compartment has a base, openable cover, paper towel frame and locking device, and locking device contains bracket, locking component, unlocking component, blocking device and biasing device, and bracket moves from external position to internal position with paper towel roll use, and after pushing blocking device, button can make unlocking component and locking component joint and unlock, and it further includes the warehouse door with branch, and branch engages with paper towel roll, and only when the current compartment paper towel roll is exhausted, the warehouse door can slide to next compartment, and it is mainly used in public washroom and other places, can prevent paper towel roll and waste, prolongs continuous paper supply time, and is convenient for timely supplement.

This utility model belongs to the field of charging pile technology, and in particular relates to a charging pile cable telescopic device, including a charging pile body. A charging gun is hung on the outer wall of the front middle part of the charging pile body, and a cable is fixedly connected to the bottom end of the charging gun. A positioning component is installed on the outer wall of the bottom right side of the charging pile body. A winding shaft is mounted on the inner wall of the bottom end of the charging pile body with a bearing. A first gear is fixedly sleeved on the outer side of one end of the winding shaft, and a reinforcing bracket is sleeved on the outer side of the other end of the winding shaft with a bearing. The bottom end of the reinforcing bracket is fixedly connected to the charging pile body. Multiple sets of auxiliary rotation components are arranged in a ring on the outer side of the first gear. Two limiting discs are symmetrically fixedly sleeved on the outer side of the middle part of the winding shaft. A second directional gear is welded and fixed to the right end of the winding shaft. This utility model can avoid tension on the cable during charging and facilitates a stable connection between the charging gun and the vehicle charging port.

This invention belongs to the field of textile fabric processing technology, specifically a surface coating device for waterproof fabric processing. Addressing the problem that existing waterproof fabrics lack anchoring points between the waterproof coating and the yarn layer for reinforcement, the following solution is proposed: a main unit housing with a sealed partition bolted to its bottom inner wall. A coating chamber is located at one end of the main unit housing near the partition, and a drying chamber is located at the other end. A feed roller is fixed at one end between the inner walls of both sides of the main unit housing. This invention uses an external air pump to inflate the air inlet ring and blows air through an air guide pipe into the injection hole on the injection head. The negative pressure forces the waterproof coating into the interior of the fabric body through the feed hole on one side, coating and injecting the waterproof fabric into its interior. After solidification with the surface waterproof fabric, it forms a deep cone, improving the tensile and waterproof resistance of the finished fabric.

The application discloses an integrated pile foundation detection device and belongs to the technical field of pile foundation detection.The integrated pile foundation detection device comprises a support pier, a base and a pile foundation, a main beam is arranged on the support pier, and a through jack is installed at the top center of the main beam.The present application applies force to the sleeve pipe through the guard plate to form directional force against the pull rod, so that the pull rod returns to the balanced state, and the eccentricity and inclination of the pile foundation detection device are corrected, when the pile foundation and the pull rod are restored to be stable and the pulling force on the pull rod is uniform and not inclined, the processing module controls the driving component to stop working and drives the execution component to return to the original position, so that the eccentricity of the pulling force in the pile foundation detection process does not affect the pile foundation detection, and the pressure when the detection guard plate of the anti-eccentricity mechanism is pushed is detected through the cooperation between the guard plate and the pressure sensor, and timely correction is performed, so that the influence of the excessive pushing force of the guard plate on the eccentricity correction is prevented.

The utility model discloses a fire fighting truck roller shutter capable of being opened and closed quickly, which relates to the technical field of fire fighting truck doors and comprises a side wall and a roller shutter door, the side wall is arranged at an opening of a fire fighting carriage, the roller shutter door is slidably connected with a slide rail, a fixing shaft is fixedly arranged at the upper end of the side wall and positioned on one side of the slide rail, and a vortex rolling plate is fixedly wound on the fixing shaft. A limiting cavity is fixedly formed in the bottom of the side edge wall, a limiting block is arranged in the limiting cavity through a spring mechanism and penetrates into the sliding rail, the upper end, located in the sliding rail, of the limiting block is provided with a first inclined face with a large dip angle, and the lower end of the limiting block is provided with a second inclined face with a small dip angle. Side edge bases are fixedly arranged on the two sides of the bottom edge, and limiting grooves are formed in the side edge bases. The roller shutter door fixing device is simple in structure, the roller shutter door can be fixed when being pulled down, when the roller shutter door is lifted up, rolling of the roller shutter door can be accelerated through the rolling mechanism on the upper portion, and the roller shutter door fixing device is high in practicability and suitable for popularization.

The on-line optical fiber cutting and clamping device comprises a cutting extrusion mechanism, a clamping extrusion mechanism and a cutting guide mechanism, a spring is arranged on the inner side of a first vertical telescopic sleeve rod, and one side of a first extrusion block is communicated with a first oil pipe; the clamping and extruding mechanism comprises a second extruding block installed in the groove of the base, and a second vertical telescopic sleeve rod is arranged at the bottom of the second extruding block. According to the utility model, the cutting extrusion mechanism, the cutting mechanism and the clamping mechanism are respectively and independently controlled, the optical fiber is ensured to be completely clamped and cut at the same time, the springback of the optical fiber is avoided, and compared with the prior art, the cutting precision and the surface quality are improved; compared with the prior art, the optical fiber cutting device has the advantages that the risk of breakage of the optical fiber is reduced, the problems of microcracks, surface defects and the like are reduced, the transmission performance of the optical fiber is improved, and the service life of the optical fiber is prolonged.

The utility model relates to the technical field of petroleum logging, in particular to a petroleum logging exploring tube protection structure. Comprising a petroleum logging exploring tube, one end of the petroleum logging exploring tube is provided with a cable, the protection cavity tube is used for loading the petroleum logging exploring tube, and one end of the protection cavity tube is flared; the end anti-collision mechanism is arranged on the end face of the flaring end of the protective cavity tube and used for buffering axial collision to the end of the protective cavity tube; and a cable anti-drop mechanism. According to the device, the protection cavity pipe is used for protecting the outside of the petroleum logging exploring pipe, logging work of the petroleum logging exploring pipe is not affected through structures such as a window, and meanwhile the end anti-collision mechanism is used for buffering axial impact received by the protection cavity pipe in the downward exploring process; the cable anti-falling mechanism is used for preventing the connecting portion of the petroleum logging probe and the cable from being snapped in the mode that pulling force is generated between the petroleum logging probe and the cable, and the situation that the probe falls into a well is avoided.

The invention relates to a wafer tape-out quality inspection device, and relates to the technical field of chip manufacturing, the wafer tape-out quality inspection device comprises a connection support column used for supporting a chip backboard, the connection support column is fixedly installed on a transmission slide block, and the top of the connection support column is provided with an adsorption port. According to the invention, support and vacuum adsorption are carried out below a chip backboard (a non-circuit surface) through the connecting support columns, and then the chip is driven by the conveying chain to horizontally move to a quality inspection station. In the process, a suction nozzle and other components are completely prevented from contacting, pressing or rubbing a precise circuit on the front surface of the chip from the upper part, so that the core problem that a chip circuit is scratched, polluted or damaged by static electricity due to the fact that an adsorption position is deviated in the background technology is thoroughly solved, and the safety and yield of the chip in the transfer process are remarkably improved; the method is especially suitable for quality inspection and circulation of high-precision and high-value chips.

This invention relates to the field of laser welding, specifically to an automated welding device for hardware parts. The device includes a welding base and a laser welding robotic arm mounted on the upper rear of the welding base. A welding station is fixedly mounted on the upper front of the welding base. A positioning tongue extends from the upper front of the welding station, and the positioning tongue is adapted to a through hole on a nut plate. A lifting lug is provided at the upper front edge of the welding base. A pusher shell is connected to the end of the lifting lug. A pusher rib is elastically mounted on the lower end of the pusher shell. A stepped cap extends coaxially from the lower end of the pusher rib. The small-diameter section of the stepped cap is adapted to a nut on the nut plate. A bearing seat is fixedly mounted on the outer surface of the pusher rib. This invention facilitates welding operations on nut plates and ensures the welding quality of the nut plates.

The invention relates to the technical field of helicopter rotor systems, in particular to a helicopter rotor flapping limiting device which comprises a propeller hub, and a flapping limiting mechanism, a range adjusting mechanism and a double-limiting latch hook mechanism are arranged on the surface of the propeller hub in an annular array with the propeller hub as the circle center. The double-limiting lock hook mechanism comprises a first lower waving limiting lock hook, a limiting support, a second lower waving limiting lock hook, a limiting block, an extension spring and a centrifugal balancing weight which are arranged on the surface of the waving limiting mechanism. When the rotor rotates at a high speed, centrifugal force drives the centrifugal balancing weight to move, the pulling force of the extension spring is overcome, the limiting support rotates, and the first downward-waving limiting lock hook and the second downward-waving limiting lock hook are separated from the initial positions, so that the paddles can freely wave to achieve pneumatic efficiency and operation flexibility, and therefore the double lock hooks are unlocked and closed at different speeds and stages; the overcoming process of centrifugal force is divided into two stages, the action of the lock hook is in a small-angle and slow-stroke gradual change mode, the impact load is reduced, and the action stability is improved.

A kind of thick silica gel plate on flat plate under roller leveling device, it is related to silver dipping auxiliary device technical field of sheet capacitor, including stand, the upper end of the stand is fixedly installed with platform lifting motor, the output of the platform lifting motor is installed with lead screw transmission mechanism, the bottom of lead screw transmission mechanism is installed with upper flat plate leveling platform, the lower of the upper flat plate leveling platform is equipped with thick rubber plate bearing tray, the upper end surface of the thick rubber plate bearing tray is provided with thick rubber plate, the lower of thick rubber plate bearing tray is equipped with first displacement mechanism, the rear end below the upper flat plate leveling platform is installed with leveling roller shaft, the lower end of leveling roller shaft mounting frame is equipped with second displacement mechanism, the side of the leveling roller shaft is equipped with rotary drive mechanism, keep the rotation of leveling roller shaft during moving, the scheme solves the sheet capacitor pull out and fall caused by sheet capacitor when bottoming dipping slurry and top slurry layer thin or no slurry problem.

The invention discloses a suspension type maglev monorail high-speed train system, and belongs to the technical field of suspension type maglev rail transit. The system comprises a suspension type electromagnetic monorail subsystem and a vehicle-mounted permanent magnet suspension subsystem. The vehicle-mounted permanent magnet suspension rotor adopts a passageway type flexible rotor which is symmetrically arranged front and back and is formed by butting a traction permanent magnet rotor array and a magnetic suspension permanent magnet rotor array front and back, and a traction magnetic field passageway and a suspension magnetic field passageway are respectively formed; the suspension type electromagnetic monorail is embedded into the two passageways, and the functions of suspension, guiding and traction are integrated. The keel low-altitude channel is composed of a steel arch frame and a suspension long shaft, each suspension rail module can independently swing left and right, and the train automatically balances the gravity center when turning by being matched with the connection mode of a compartment and a bogie. The system has the advantages of simplified structure, low cost, high space utilization rate, strong wind resistance, high operation speed (more than 600km / h), no magnetic pollution risk and the like, has electromagnetic and mechanical two-stage redundant braking, and is safe and reliable.

The utility model relates to an air bag locking mechanism for an annular refrigerator door body foaming line mold frame, the foaming line mold frame comprises an upper mold frame and a lower mold frame, the inner side surfaces of the upper mold frame and the lower mold frame are hinged in an openable and closable manner, and a plurality of inverted U-shaped bolt buckles are longitudinally and upwards arranged on the outer side surface of the lower mold frame along the long side direction at equal intervals; clamping bolts which are of L-shaped structures and can be correspondingly connected with the bolt buckles in a buckled mode are longitudinally and downwards arranged on the outer side face of the upper die frame at equal intervals in the long edge direction of the upper die frame, and the tops of the clamping bolts are hinged to the outer side face of the upper die frame; a die lining plate matched with the lower die frame is placed on the top face of the lower die frame, and the die lining plate and the lower die frame are in elastic floating connection through four elastic pulling assemblies distributed in a rectangular shape. And an air bag is laid in a cavity formed between the mold lining plate and the lower mold frame. Through the cooperation mechanism of dynamic pressurization of the air bag and elastic pull uniform load reset, self-adaptive adjustment of the sealing pressure of the mold cavity and mold deformation compensation are achieved, the foaming quality is remarkably improved, meanwhile, the locking structure is simplified, and the production flexibility is enhanced.

The utility model provides a vehicle-mounted igniter wire harness module, including plug, conductor, insulating layer, bending frame and fixed frame, the plug is fixed with the socket of vehicle-mounted igniter, and plug and vehicle-mounted igniter's socket electric nature links to each other, the plug is fixed with a plurality of conductors, wherein the outside of conductor is all wrapped with insulating layer, and the other end of conductor and the corresponding component of car electric nature links to each other, the bending frame is provided with a plurality of, and bending frame all buckles on corresponding insulating layer, the bending frame is fixed with the corresponding position of car through fixed frame. The utility model discloses the setting of bending frame and fixed frame, first, can limit the position and extension direction of conductor and insulating layer, second, when the automobile accessory is heated, can make conductor and insulating layer away from automobile accessory, and then avoid the temperature of automobile accessory to cause the influence of conductor and insulating layer.