16results about How to "Stable traction" patented technology

The application discloses a wave energy power generation device, and belongs to the technical field of wave energy power generation.The device comprises a floating ball shell for floating on the water surface, a wave sail assembly, a power generation assembly arranged in the floating ball shell, and a locking assembly arranged between the floating ball shell and the wave sail unit.The wave sail assembly comprises a plurality of wave sail units arranged around the center plane of the floating ball shell, and the wave sail units are hinged to the floating ball shell.The power generation assembly comprises a plurality of power generation units arranged along the radial direction of the floating ball shell, a heavy ball arranged at the center of the floating ball shell, and a cable.The heavy ball is connected to the plurality of power generation units through the cable, and the heavy ball can be driven by force from different directions to generate power for the corresponding power generation units.The locking assembly can lock the wave sail units on the wave-encountering side to receive the wave energy to the maximum extent.The device can reduce the resistance of the side wings, reduce the loss of wave energy, collect energy from different directions, and improve the utilization rate of wave energy.

This utility model relates to the technical field, specifically to an HDPE pipe traction device, including a U-shaped base. Movable plates are slidably connected to the top two ends of the U-shaped base, and a clamp is provided on the top of the movable plate. Crossbars are fixed to both sides of the movable plate. This utility model supports the bottom of the pipe by setting up the support plate, while the clamp on the support plate can fix the middle or the other end of the pipe. This restricts pipe displacement, ensuring the pipe remains straight during connection and improving connection accuracy. It also reduces the pulling force on clamp one, distributing some of the pulling force and reducing the load on clamp one, thereby reducing the chance of slippage and ensuring smooth traction. This eliminates the need for repeated pipe tightening by personnel, improving convenience during use. Furthermore, since the sliding plate can slide on the crossbars, the positions of the support plate and clamp two can be adaptively adjusted according to the pipe length.

The utility model relates to a traction mechanism for transporting a semitrailer, which belongs to the technical field of trailer traction buffering and comprises a trailer bottom plate, a buffering and damping mechanism is arranged on the front side of the trailer bottom plate, the buffering and damping mechanism comprises two sliding rails which are fixedly mounted on the front side of the trailer bottom plate, and pulleys are movably connected to the outer sides of the sliding rails. According to the traction mechanism for transporting the semitrailer, when the trailer stops normally, the trailer can collide and impact the inner wall of the bottom plate of the trailer, when a connecting plate collides with a buffer pad, the buffer pad is stressed and collapses, so that the impact force of the buffer pad on stopping is reduced to a certain degree, meanwhile, a buffer rod is stressed to drive a movable plate to move, and therefore the trailer can stop normally. And the buffer springs are compressed, so that the acting force of the buffer springs on impact is further reduced, the trailer can be prevented from directly impacting the inner wall of the trailer bottom plate body, damage caused by too large inertia is avoided, the safety of the device is greatly improved, and the practicability of the device is improved.

The utility model discloses a composite fiber multi-thread-end stretching traction device, and relates to the technical field of composite fibers. The composite fiber multi-thread-end stretching traction device comprises a fixing frame and an adjusting assembly, U-shaped plates are fixedly installed on the inner walls of the two sides of the fixing frame, the adjusting assembly is arranged on the U-shaped plates, the adjusting assembly comprises a movable plate, upper traction rollers, fixing frames, stand columns and sliding blocks, the fixing frames are arranged on the two sides of the movable plate, and the stand columns are arranged on the upper traction rollers. Stand columns are fixedly installed at the top and the bottom of the inner side of the fixed frame, sliding blocks are slidably installed on the stand columns, one sides of the sliding blocks and one sides of movable plates are fixedly installed, and upper traction rollers are rotationally installed on the inner walls of the two sides of the movable plates. Through the arrangement of the adjusting assembly and the elastic design of the spring, the upper traction roller can automatically adjust the clamping force according to the thickness of a composite fiber thread end, so that the upper traction roller adapts to thread ends of different sizes, clamping stability is ensured, vibration and impact in the traction process can be reduced through the buffering effect of the stand column, and it is ensured that the traction process is stable.

The utility model discloses a kind of dredging and transporting tugboats for water conservancy project, including bucket structure, the bucket structure is provided with two, traction rope is installed between two the bucket structure, the head of the traction rope meets the tail;Support device, the support device is installed between two the bucket structure, hull, the hull is elastically installed by the support device;The most core advantage of the utility model is in that the cooperation design of closed loop traction rope and hollow shaft tube with head meeting tail is adopted.This makes the tugboat in operation without needing to carry out any steering operation, i.e. can receive traction from any end.In narrow, serpentine river, this design completely solves the pain point of traditional tugboat steering difficult, time-consuming, realizes "with tow with go", and the round trip operation efficiency is improved several times.

The utility model relates to the technical field of industrial gate driving auxiliary structures, in particular to an industrial gate sliding contact line traction floating seat, which comprises a traction seat and a floating seat, the traction seat comprises a vertical mounting rod and a polished shaft, the floating seat comprises a guide rod, a guide wheel, a floating sleeve and a floating wheel, the floating sleeve is sleeved on the polished shaft, and the floating wheel is sleeved on the vertical mounting rod. One side of the floating sleeve is fixedly connected with a guide rod, two guide wheels are arranged on the side, away from the floating sleeve, of the guide rod at a certain distance, the two guide wheels are distributed on the upper side and the lower side of a guide rail on an industrial gate, and the upper end of the guide rod is connected with a sliding contact line current collector pulley through a steel wire rope. And the two floating wheels in the pair of floating wheels are distributed on the two sides of the vertical mounting rod. According to the utility model, in the operation process of the industrial gate, the sliding contact line traction seat does not drag the sliding contact line current collector pulley due to the floating of the upper guide rail, so that the sliding contact line traction seat provides a stable traction force for the sliding contact line current collector pulley.

The utility model discloses a transfer device for composite fiber preparation, including rotating car, the top fixed connection of rotating car has installation sleeve, the inside splicing of installation sleeve has the limit support, the one side fixed connection of limit support has the installation support board, and the one side fixed connection of installation support board away from limit support has the limit spring, and the other end fixed connection of limit spring has the fixed support board, and the one side fixed connection of fixed support board close to limit support has the limit clamp, and the inside of limit clamp stretches to the product position limiting of limit support, and the surface fixed connection of fixed support board has the damper rod, and the surface sliding connection of damper rod has the damper sleeve, and the outer wall of damper sleeve is equipped with limit spring. The utility model discloses through pulling fixed support board cooperation limit spring's telescopic to drive limit clamp to place the product between rotating car and limit support and carry out left and right position's position limiting and fixed, has increased the flexibility and the flexibility of moving when the flexibility of the whole use of equipment.

The present application relates to the technical field of traction device, in particular to a simple and detachable traction device in fracture surgery, which comprises a folding mechanism installed at one end of a patient's bed for adjusting the length of traction according to the length of the patient's lower limbs, an adjusting mechanism installed on the folding mechanism for self-adaptive adjustment according to the angle of traction of the patient's lower limbs, and a traction mechanism installed on the folding mechanism for improving the stability of the traction weight. The device is composed of the folding mechanism, the adjusting mechanism and the traction mechanism, and is unfolded or recovered through mutual folding and sliding. Compared with the traditional traction device which is assembled separately by taking a large number of connecting pieces off the placing rack, the device has the effects of convenient and quick disassembly and small floor area. Meanwhile, the setting of the traction mechanism further improves the stability of the traction weight, reduces the influence of external force on the traction weight, and enhances the stability of the device in traction angle.

The invention relates to the technical field of power equipment, and discloses a stringing construction device for power equipment installation, which comprises a base, a pay-off mechanism and a stringing platform. The pay-off mechanism is used for paying off a cable; the adjusting assembly comprises an arc-shaped guide rail, a swing seat, a transmission mechanism and a first bearing plate installed on the swing seat. The arc-shaped guide rail and the arc-shaped rack extend to the stringing platform in the circumferential direction of the paying-off mechanism. The swing seat is in sliding fit with the guide rail and can circumferentially slide in a reciprocating manner around the pay-off mechanism; a first driving motor of the transmission mechanism drives a first gear to drive a swing seat to move through meshing with an arc-shaped rack; the clamping mechanism on the first bearing plate is used for clamping and assisting in dragging the cable, and directional adjustment and erection of the cable are achieved. According to the device, the range of stringing operation can cover more installation areas, and the applicability of stringing operation is improved.

This utility model discloses a spine dam with a rinsing structure, belonging to the field of dam technology. This spine dam with a rinsing structure includes a spine dam body, a moving mechanism, and a cleaning mechanism. The moving mechanism includes a pair of support frames, the bottom ends of which are respectively connected to the upper sides of the spine dam body. A slide rail is fixedly installed between the pair of support frames, and a moving block is slidably installed inside the slide rail. The cleaning mechanism includes a fixed frame, with slide rods installed on both sides of the upper end of the fixed frame. A pair of slide rods are slidably connected to the sides of the moving block. A first guide rail is fixedly installed on one side of the fixed frame, and a power box is slidably installed on the first guide rail. One end of the power box is rotatably connected to a mounting frame. A first waterproof electric telescopic rod is fixedly installed on one side of the mounting frame, and a connecting frame is fixedly installed on one end of the first waterproof electric telescopic rod. A cleaning roller is rotatably connected to the bottom end of the connecting frame. This utility model can effectively improve the practicality of the spine dam.

The application discloses a cable processing threading machine, and relates to the technical field of cable processing, which comprises a workbench, a traction assembly, a touch panel, a fixed rack and a movable rack, and further comprises two groups of threading assemblies, each of which comprises a top plate, a limiting piece, a flexible rope and a plurality of threading blocks. Through the improved combination state of the threading blocks and the cooperation of the flexible rope, all the drooping threading blocks can be quickly and synchronously reset to a horizontal linear type through the "pulling" action of the flexible rope. For multi-core gray cable, the original scheme needs to be manually pushed back block by block, while the present scheme only needs to be pulled once, and the operation time is shortened from minutes to seconds. The flexible rope allows the threading blocks to freely find the lowest energy state under the action of gravity, and even if the gap between the plug-in surfaces changes due to slight wear, the V-shaped state can still be naturally formed, reducing the operation difficulty of the user.

The utility model relates to a adjustable speed electric type threading device belongs to electric wire threading equipment technical field, including winding frame, reel, towrope, driving part, guide pipe and butt joint hose, the reel rotation sets up on winding frame, and the extension of one end of its pivot, and drive part transmission connection, the guide pipe sets up as the arc shape that bends from top to bottom, and guide pipe is fixed on winding frame, and the outgoing line of reel corresponds with the adaptation of guide pipe upper end, and guide pipe lower end extends to the outside, and the lower end of guide pipe is connected with butt joint hose, the towrope winding sets up on reel, and one end of towrope passes through guide pipe and butt joint hose and extends to the outside, the utility model solves the problem that the construction personnel cannot grasp the pulling strength, leads to the abrasion of electric wire pipe to electric wire, and the towrope will shake, leads to the abrasion of electric wire pipe to electric wire, cannot guarantee the construction quality problem.

The present application provides a pericardial traction exposure device for minimally invasive cardiac surgery, and relates to the technical field of medical devices, which comprises a dilatation ring and a traction assembly arranged on the dilatation ring. The dilatation ring is a deformable elastic ring structure, which can gently and uniformly expand the pericardial tissue after being inserted into the pericardial cavity. The number of traction assemblies is multiple, and they are uniformly arranged on the outer periphery of the dilatation ring along the circumference. The traction assemblies work together to provide more uniform and stable traction force for the pericardial tissue, effectively exposing the heart and providing a clearer surgical field for the surgeon, simplifying the surgical steps, reducing the operation complexity, and improving the overall efficiency and safety of the surgery. Moreover, the dilatation ring and the traction assembly of the present application do not need to be pulled out from the chest wall after traction of the pericardial tissue, avoiding additional surgical incisions and being beneficial to the postoperative recovery of the patient.

The invention discloses a bionic multi-pole negative pressure adsorption traction device for laparoscopic surgery, and belongs to the technical field of medical instruments. The device comprises a tractor main body, a plurality of groups of traction units arranged in a circumferential array, a driving mechanism and an adjusting mechanism. Each traction unit comprises a fixed pipe, a deformable pipe movably arranged in the fixed pipe in a penetrating mode and a bionic adsorption head connected to the head of the deformable pipe through a universal connecting piece. The driving mechanism communicates with all the traction units and is used for driving the deformable pipe to be pushed out of the fixed pipe and restore the preset shape of the deformable pipe, and meanwhile the bionic adsorption head is triggered to enter the adsorbable state. And the adjusting mechanism is used for independently adjusting the rotation angle and the axial extension length of each deformable pipe. Self-adaptive attachment and stable traction with the tissue surface are achieved through the multiple sets of bionic adsorption heads capable of being independently adjusted, tissue damage and unstable traction caused by local clamping or single traction angle are avoided, and the tissue traction safety, adaptability and operation stability in the laparoscopic surgery are remarkably improved.

The utility model relates to orthopedics appliance related technical field especially, and more particularly to a kind of traction device, including traction assembly;One end of the traction assembly is equipped with take-up assembly, and the take-up assembly includes take-up box, is fixedly connected to one end of the traction assembly;Take-up motor is installed in the outside wall of the take-up box;Take-up reel is rotatably connected to the inside of the take-up box, one end is connected with the output shaft of the take-up motor;Traction cable is wound in the outside wall of the take-up reel;By setting take-up assembly, take-up assembly is composed of take-up box, take-up motor, take-up reel and traction cable, when traction, take-up reel is driven by take-up motor, so that the traction cable wound in the outside of take-up reel is taken up, and then combined with counterweight to form closed-loop control, can effectively avoid artificial adjustment error, ensure that traction force is stable, and take-up motor is worm reduction motor, with self-locking function, prevent accidental loosening.

This utility model belongs to the field of lighting technology, specifically a multi-angle rotating and fixing mechanism for a portable lamp, including a lamp holder; light strips are fixedly connected to both sides of the lamp holder, a light-emitting component is rotatably connected to the center of the lamp holder, an outer ring is fixedly connected to the outer side of the light-emitting component, multiple movable rings are slidably connected to the center of the outer ring, a pull rope is fixedly connected to the bottom of the movable ring, a fixing block is fixedly connected to one end of the pull rope, a first sliding groove is provided on both sides of the fixing block, two first springs are fixedly connected to one end of the first sliding groove, a slider is fixedly connected to one end of the first spring, the slider is slidably connected to the first sliding groove, and multiple grooves are provided at the bottom of the outer ring; by setting the first sliding groove, first spring, slider, and slot, the fixing and locking effect of the fixing block and the groove is strengthened, making the pull rope more stable in pulling the light-emitting component.