230 results about "Traction frame" patented technology

The invention relates to the technical field of seeding machines, in particular to a film mulching device and a film mulching hole seeding planter, the film mulching device comprises a traction rack, a mulching film roller is arranged on the traction rack, the mulching film roller is used for mounting a mulching film, the traction rack is used for driving the mulching film roller to advance, and the film mulching device further comprises two groups of soil covering assemblies which are respectively arranged on two sides of the advancing direction of the traction rack; the soil covering assembly comprises a ditching structure and a conveying structure, and the ditching structure is arranged on the traction rack and located in front of the mulching film roller. The conveying structure is arranged on the traction machine frame, the ditching mechanism is arranged in front of the mulching film roller, digging can be conducted on one side below the mulching film roller to form a groove, dug soil is conveyed to the position behind the mulching film roller through the conveying structure, the conveying structure conveys the dug soil to the side edge of a mulching film, and the side edge of the mulching film is pressed in the groove through the soil. The mulching film can be further compacted, the possibility of mulching film displacement during hole sowing is reduced, the probability of seedling pressing under the mulching film is reduced, and therefore the yield of crops is increased.

The cervical vertebra tractor comprises a traction frame and a traction rope, a telescopic frame is fixed to the right side of the traction frame, a telescopic rod is movably installed in the telescopic frame, the top end of the telescopic rod is movably connected with a frame rod through a limiting rotating shaft, and fixed pulleys I are installed at the two ends of the frame rod; a guide rod used for fixing the fixed pulley II is further installed on the right side of the telescopic frame. A head traction belt hung on the head can be kept stable through a sliding rod, the situation that the head of a patient swings at will during correction, the traction effect is affected, and the head is kept stable is avoided, tightening or loosening of a traction rope is achieved through winding of adjusting equipment, and the height of the head traction belt is adjusted; therefore, adaptation to heights and requirements of different patients is achieved.

This utility model relates to the field of medical device technology and discloses a protective spinal rehabilitation traction frame, including an operating table. The upper part of the operating table has a support arm, and one side of the support arm has a lifting screw, a lifting platform, a sliding seat, a telescopic rod, and a moving platform. This utility model has a reasonable structure. The opening and closing mechanism is activated by rotating the opening and closing motor, which rotates the opening and closing screw to open the opening block. The position of the docking seat is adjusted via the docking track to align with the hospital bed. After the spinal traction belt is put on, the opening and closing motor rotates, causing the opening and closing screw to rotate, providing stretching treatment for the patient. The moving plate, the limiting rod, and the pillow can be adjusted. The lifting motor rotates, driving the lifting screw, and the moving motor rotates, driving the moving screw, which in turn moves the moving platform and the sliding seat, allowing for cervical traction. During cervical traction, the spring will be compressed. If the pressure is too high, the spring rod will touch the pressure sensor, triggering an alarm.

The utility model provides a sengstaken-blakemore tube traction frame which comprises a tubular stand column, a wheel groove is formed in the top end of one side of the tubular stand column, the inner side of the tubular stand column is communicated with the outside through the wheel groove, a fixed pulley is installed in the wheel groove, and the outer ring of the fixed pulley is tangent to the central axis of the tubular stand column. One end of the traction rope is connected with the sengstaken-blakemore tube, the other end of the traction rope is arranged in the tubular stand column after bypassing the outer ring of the fixed pulley, the other end of the traction rope is fixedly connected with a bottom support, and more than one weight is arranged on the bottom support. The technical problems that in the prior art, a traction rope pulls a sengstaken-blakemore tube to hurt a patient when a heavy object is touched during passing, floor type traction occupies space when sliding, and traction precision is not high are solved.

The utility model relates to the technical field of medical care, in particular to a rotatable orthopedic nursing traction support device which comprises a clamping base, the clamping base comprises a U-shaped fixing frame, the top of the U-shaped fixing frame is rotationally connected with a supporting rod, a rotating assembly is arranged outside the bottom end of the supporting rod, and the rotating assembly is connected with the U-shaped fixing frame. Height-adjustable supports are arranged on the outer wall of the supporting rod and the right side of the supporting rod, the rotating assembly comprises an adjusting box arranged outside the supporting rod, the bottom of the adjusting box is fixedly connected with the top of a U-shaped fixing frame, and a rotating disc is fixedly connected to the bottom end of the surface of the supporting rod; positioning grooves are uniformly formed in the outer wall of the rotating disc, a rotating rod penetrates through the left side of the adjusting box, a double-thread screw rod is arranged in the adjusting box, the right end of the double-thread screw rod is rotationally connected with the inner wall of the adjusting box, the height and angle of the traction frame can be adjusted, and practicability is improved.

The utility model discloses a finger fracture traction tool capable of being put on and taken off, and belongs to the technical field of medical instruments. Comprising a flexible supporting plate, the back face of the flexible supporting plate is provided with a plurality of aluminum alloy supporting strips, the aluminum alloy supporting strips are fixed to the flexible supporting plate, the front face of the flexible supporting plate is provided with a plurality of buckle belts, the buckle belts are connected to the two sides of the front face of the flexible supporting plate, one aluminum alloy supporting strip is provided with a traction frame, and the other aluminum alloy supporting strip is connected with the traction frame. One end of the traction frame is detachably connected to the aluminum alloy supporting strip, a phalanx fixing clamp is arranged at the other end of the traction frame, a traction rope is arranged between the phalanx fixing clamp and the traction frame, one end of the traction rope is fixed to the phalanx fixing clamp, and the other end of the traction rope is connected to the other end of the traction frame. And a miniature tension meter is arranged on the traction rope. According to the technical scheme, the problems that in the prior art, a tool for conducting traction and fixation on the phalanx cannot be freely worn, and a patient cannot accurately adjust the torque of a traction rope are solved.

This is a new upgraded production device for brush-shaped netting ropes used in straw checkerboard sand barriers. It includes a support frame with crossbeams connected to guide rails via multiple booms. Each guide rail has a straw mat input guide, a winding motor, and a winding hook at its rear. The winding motor is mounted on the guide rail via a traction frame. Each guide rail has a traction motor, a first winding roller, and a second winding roller at its front. The straw mat is manually pushed into the straw mat receiving trough, where it mixes with the upward and downward straw ropes at the pressure plate to form an initial brush-shaped netting rope, which is then hooked onto the winding hook. A button is used to operate the winding motor, rotating the initial brush-shaped netting rope. Simultaneously, the traction motor rotates, pulling the winding motor along the guide rails with the traction rope, ultimately forming the initial brush-shaped netting rope into a finished product of a specified length. This invention achieves automated and large-scale production of multi-stage brush-shaped netting ropes, significantly improving production efficiency and possessing great potential for widespread application.

The utility model discloses automatic loading and unloading equipment for a double-track type steel rail ultrasonic flaw detector, which comprises a control system, a sensor for monitoring the position, posture and stress condition of the flaw detector, a frame, a loading and unloading platform arranged at the top of the frame, and a traction mechanism for pulling the frame, the loading and unloading platform comprises a platform body, a lifting mechanism, a positioning mechanism and a translation mechanism, wherein the lifting mechanism, the positioning mechanism and the translation mechanism are arranged on the platform body. The control system is used for receiving signals of the sensors and making control instructions to control the translation mechanism, the lifting mechanism and the positioning mechanism. According to the utility model, through an automatic technical means, the rapid assembly and disassembly of the flaw detector are realized, and the efficiency and quality of flaw detection operation are greatly improved.

The utility model relates to a semi-automatic seaweed seedling clamping machine, which belongs to the technical field of seaweed cultivation and comprises an operation table, a guide rope assembly, a traction mechanism and an unfolding mechanism, the guide rope assembly comprises two guide rollers, and the two guide rollers rotate on the operation table at intervals; the traction mechanism comprises a traction frame, a rotating wheel, a pressing wheel and a stepping motor in transmission connection with the rotating wheel. The traction frame is fixed to the operation table. The rotating wheels and the pressing wheels rotate on the traction frame at intervals; the unfolding mechanism comprises a support, an air cylinder and a pneumatic clamp A. The support is fixed to the operation table. The cylinder is fixed on the bracket; the pneumatic clamp A is fixed on a piston rod of the cylinder. Firstly, the stepping motor is used for driving the rotating wheel to intermittently rotate, and the seedling clamping rope is pulled to move forwards at intervals; and then a piston rod of the air cylinder is utilized to stretch out and draw back in a reciprocating mode in the direction perpendicular to the advancing direction of the seedling clamping rope, the wire harness of the seedling clamping rope can be pulled and multiple strands of wire harnesses of the seedling clamping rope can be unfolded when the seedling clamping rope advances intermittently, workers can place seaweed seedlings manually conveniently, and seedling clamping operation of the seedling clamping rope is completed efficiently.

The utility model discloses a kind of plant transplanting devices, including traction frame, the top of the traction frame is fixedly connected with two fixed discs, the bottom of the traction frame is fixedly connected with two conical roller bearings, the inner ring of two conical roller bearings is fixedly connected with transmission shaft, the top of the traction frame is fixedly connected with speed reducer, the outer wall of two transmission shafts is fixedly sleeved with from sprocket, the outer wall of the output shaft of speed reducer is fixedly sleeved with main sprocket.The utility model can flexibly adjust the distance between its bottom and ditch by the up-down movement design of telescopic pipe, perfectly adapt to different batches, different length of Dangshen seedling release demand, with the cooperation of T-type shaft, fixed plate, lock washer, threaded rod and locking cap, the inclination angle of lower through pipe and telescopic pipe can be easily adjusted, meet the inclination requirement required by Dangshen transplanting, and simultaneously can adapt to the planting demand and land block slope change of different varieties of Dangshen.

A grass treatment device system comprising a grass treatment device. The grass treatment device comprises a traction frame carrying a rear ground engaging member and a drive system configured to drive rotation of the rear ground engaging member. The grass treatment device further comprises a tool frame carrying a grass treatment tool and a front ground engaging member. The system further comprises a plurality of exchangeable connection members, each connection member being configured to rigidly couple the tool frame to the traction frame in a different position relative to the traction frame. The vertical position and / or angular position of the tool frame relative to the traction frame is different in each position.

The utility model relates to cleaning device technical field especially is involved in a farm excrement automatic cleaning device, cleaning unit, including cleaning frame, the top of cleaning frame is bolted fixed with traction frame, stop plate and motor frame respectively, the top of motor frame is opened with through slot, the top of motor frame is installed with cleaning motor away from one side of through slot, the inside rotation of cleaning frame is connected with cleaning roller, the outside of cleaning roller is installed with cleaning brush, the inside of cleaning frame is bolted fixed with rear scraper frame away from one side of cleaning roller, scrape excrement unit, including the inside movable joint of cleaning frame's scraping excrement frame, the bottom of scraping excrement frame is bolted fixed with scraping excrement board, the back of scraping excrement frame is welded with the stop frame, the top of stop frame is welded with sliding axle, the outside of sliding axle is installed with telescopic spring, has improved the cleaning effect of farm excrement automatic cleaning device, makes the cleaning device can be according to the flatness of ground and carries out self -adaptation adjustment, can double scraping and washing of excrement on the ground simultaneously.

The invention belongs to the technical field of orthopedic lazy arm traction, and particularly relates to an orthopedic lazy arm traction device which comprises a base, a support is fixedly mounted on the base, a support is fixedly mounted on the support, a traction frame is mounted at the top of the support through an adjusting assembly, and the adjusting assembly is used for adjusting the height of the end, away from the support, of the traction frame; and a lifting rope is arranged in the traction frame. The holding ball is arranged on the holding ball, so that a patient can completely hold the holding ball through a palm and can also hook the holding ball through fingers for traction training, different hand movement states of the patient are adapted, and the application range of the device is expanded; by arranging the counterweight assembly at the bottom of the support, the gravity of the device body can be increased, the placement stability of the device is effectively improved, the device is prevented from toppling over in the traction process, graded adjustment of the traction force of the lifting rope can be achieved by increasing or decreasing the counterweight, the stress requirements of patients in different rehabilitation stages can be met, and the rehabilitation treatment effect is improved.

The invention relates to the technical field of medical instruments, in particular to a shoulder arthroscopy lateral position abduction traction frame which comprises a main frame, a traction rod and a traction rope, a sliding rail is vertically and fixedly installed on the main frame, a lifting block is vertically and slidably installed on the sliding rail, one end of the traction rope is fixedly connected with the lifting block through a traction assembly, and the other end of the traction assembly is fixedly connected with the traction rod. A water tank is fixedly installed on the main frame, a water outlet pipe is installed at the bottom end of the water tank, a water inlet pipe is installed at the upper end of the weight box, the water outlet pipe and the water inlet pipe are communicated through a connecting water pipe, and a water level window is formed in the side face of the weight box. And water level scales are arranged on the water level window. A medical worker can control the traction force on the arm by controlling the water level in the weight box, the situation that the traction force is too large or too small, and consequently the operation progress is affected is prevented, it is guaranteed that the operation effect is better, and the disease of a patient is thoroughly solved.

The utility model belongs to the technical field of herringbone steel beam traction, and particularly relates to a herringbone steel beam traction mechanism capable of realizing translation and dragging, which comprises a frame, a traction frame is mounted at one end of the frame, a fixed seat is connected to the top of the frame, two hydraulic cylinders are mounted in the fixed seat, and the two hydraulic cylinders are connected with the traction frame. According to the lifting device for the herringbone steel beam, the lifting seat is lifted to a proper height through the hydraulic cylinders, so that the herringbone steel beam can be located between the L-shaped clamping blocks, then the rotating rod is driven to rotate through the double-head motor, and the herringbone steel beam can be clamped between the L-shaped clamping blocks. Then, two bidirectional lead screws are driven to rotate by utilizing the meshing relation between first conical teeth and second conical teeth, at the moment, two threaded connecting blocks in threaded connection with the outer walls of the two bidirectional lead screws can move oppositely along guide rods, and meanwhile, L-shaped clamping blocks symmetrically distributed at the tops can be driven to clamp and fix the two ends of the herringbone steel beam; therefore, follow-up traction is facilitated, and efficiency is improved.

The invention discloses a device and method for mechanical planting of China-hemp, and belongs to the field of agricultural machinery. Comprising a rack; one side of the rack is fixedly connected with a traction frame, and the upper end of the rack is fixedly connected with a shell; a ditching device is arranged on the side, close to the traction frame, of the rack, a through hole is formed in the middle of the rack, and a limiting device, a conveying device and a control device located above the conveying device are fixedly connected to the top end of the interior of the shell; the end, away from the traction frame, of the rack is fixedly connected with a seat. According to the machine, seedlings can be kept static relative to the ground through the conveying belt II, the situation of seedling lodging is reduced, meanwhile, ditching, irrigation, seedling transplanting and soil covering are integrated, and the working efficiency is effectively improved.

The present application relates to a kind of multi-terrain multi-mechanism adaptive adjustment loose harrow compound land leveler, including frame, and single-point depth adjustment mechanism, deep ripping shovel depth adjustment mechanism, rake angle rake depth adjustment mechanism, compaction mechanism, walking mechanism and depth limiting mechanism installed on frame;Single-point depth adjustment mechanism includes traction head reversing plate, traction head, traction frame and single-point depth adjustment hydraulic cylinder;Deep ripping shovel depth adjustment mechanism includes deep ripping shovel frame, front shovel frame connecting plate, rear shovel frame connecting plate, deep ripping shovel depth adjustment hydraulic cylinder and deep ripping shovel;Rake angle rake depth adjustment mechanism includes rake frame, front rake frame connecting plate, rear rake frame connecting plate, rake group, rake group rotating shaft, rake group slider, rake depth adjustment hydraulic cylinder and rake angle adjustment hydraulic cylinder.The present application realizes real-time leveling, deep ripping depth control, rake depth control and rake angle control.The structure is simple, easy to disassemble and maintain.

The utility model belongs to the technical field of snow removal, and discloses a snow removal mechanism which comprises a traction frame and a snow scraping shovel. Wherein the traction frame comprises a frame body and a sliding supporting leg arranged at the lower end of the frame body, the sliding supporting leg comprises a connecting piece and a sliding plate, the connecting piece is fixedly connected with the frame body, and the sliding plate is hinged to the connecting piece so that the sliding plate can swing relative to the connecting piece in the moving direction of the traction frame. The snow scraping shovel is arranged at the lower end of the frame body and used for removing ice and snow when the traction frame moves. When the snow removing mechanism moves, the snow scraping shovel can remove ice and snow on the road surface; the sliding plate is in contact with the ice and snow surface and can slide on the ice and snow surface, and the sliding plate can swing back and forth on the uneven ice and snow surface in the moving direction of the traction frame, so that the sliding plate can be effectively prevented from being clamped on the uneven ice and snow surface, and the moving smoothness is improved.

The invention relates to the technical field of correction instruments, in particular to a pressure sore prevention type orthopedic lower limb lifting auxiliary device which comprises a base with a slope, a first traction frame is rotationally connected to the outer wall of the slope of the base, and a second traction frame is rotationally connected to the end wall of the end, away from the base, of the first traction frame. A guide groove is formed in the outer wall of the end, close to the first traction frame, of the second traction frame. Through the arranged pressure sore prevention mechanism, after a detection value reaches a threshold value and lasts for a period of time, a pressure sensor drives a second electric push rod to stretch or contract through a controller signal, so that the second electric push rod pushes a floating frame to slide along a second traction frame, and the floating frame drives a roller airbag to move synchronously; therefore, the contact part of the roller air bag and the shank of the patient is changed, the effect of monitoring the pressed area of the lower limb of the patient in real time is achieved, active intervention is conducted by changing the pressed position, and the pressure sore prevention effect is further improved.

The utility model provides a rock trawl which comprises a metal outer net arranged on a trawl body, a net bag arranged at the bottom of the trawl body and side traction frames arranged on the two side faces of the trawl body, and a plurality of connecting rods are arranged on the periphery of the trawl body and used for being connected with the metal outer net. The lantern ring is arranged on the outer wall of the connecting rod, a second groove is formed in the outer wall of the lantern ring, the annular clamping ring is arranged at one end of the lantern ring, and the limiting fixing piece is arranged in the second groove and used for limiting rotation of the lantern ring; the first ring is arranged on the outer wall of the connecting rod and located at the rear position of the lantern ring, and an annular groove is formed in the front end of the first ring. The connecting end of the trawl is fixed, the trawl is prevented from loosening or falling off during use, the overall practicability is improved, meanwhile, the maintenance frequency of the trawl can be reduced, and the service life of the trawl is prolonged.

The application discloses a kind of arc curved suture needle full-automatic straightening cutting and grinding tip composite equipment, including rack and material collecting tank, the top of the rack is installed with straightening frame, the top of the rack is installed with traction frame on the one side of straightening frame, the top of the rack is installed with cutting frame on the one side of traction frame, the top of the rack is installed with slope frame on the one side of cutting frame, the outer wall on the both sides of slope frame is installed with baffle, the top of the rack is provided with slot disc on the one side of slope frame, the top of the rack is provided with slot rubber wheel on the one side of slot disc.The application not only realizes that straightening, fixed-length traction, accurate cutting, linkage conveying and synchronous grinding are integrated, fixed-length feeding, cutting, conveying and grinding are integrated, but also realizes full-automatic assembly line operation, significantly improves processing efficiency and size consistency, reduces manual intervention, is suitable for mass production, improves production efficiency and quality consistency.

This invention discloses a seated rehabilitation training device, comprising a base, a seated platform mounted on the base, and a column mounted at each of the four corners of the base. Two sets of treatment components are slidably connected between adjacent columns. A top frame is mounted on the top of each column, and a traction component is mounted on the top frame. The treatment components include a mounting box, a push rod, a guide slider, and a push pillow. The traction component includes two parallel first pulleys, multiple spaced second pulleys, a traction rope, and a traction frame. An airbag device is connected to each column. This invention integrates three core rehabilitation functions—spinal traction, multi-directional mechanical compression, and airbag pressure therapy—into a single device. Patients can receive combined traction and multi-directional compression treatment sequentially or simultaneously on the same device and in the same posture, achieving synergistic therapeutic force and effectively overcoming the drawbacks of traditional therapies that require switching between different devices and fragmented treatment processes.

The utility model discloses a stable and efficient traction frame of a ceramic yarn conveying port, which relates to the technical field of textile equipment and comprises a circular track top frame, the circular track top frame and a hoop frame buckling frame, the circular track top frame and the hoop frame buckling frame are buckled together, a first conveying hanging bracket rod is fixedly connected onto the hoop frame buckling frame, and a second conveying hanging bracket rod is fixedly connected onto the first conveying hanging bracket rod. A ball sleeve is fixedly connected to the end, away from the hoop frame buckle frame, of the first conveying hanging bracket rod, a rotating ball is rotationally connected into the ball sleeve, a second conveying hanging bracket rod is fixedly connected to the rotating ball, a buckle ring is fixedly connected to the end, away from the rotating ball, of the second conveying hanging bracket rod, and the ball sleeve and the rotating ball are fixed through a fastening assembly. According to the stable and efficient traction frame for the ceramic yarn conveying opening, by arranging the second conveying hanging bracket rod, the ball sleeve, the rotating ball and other structures, the angle and position of a ceramic piece can be conveniently adjusted, various production requirements are met, the machining efficiency is improved, the ball sleeve and the rotating ball are fixed through a fastening assembly, and the use stability is guaranteed.

The utility model provides a kind of water stable layer material stirring conveying device, belong to road construction machinery technical field, including moving mechanism, including support frame, fixed wheel being connected in the side wall of support frame by bearing, connecting plate being fixedly connected in the bottom of support frame, traction frame being connected in the bottom of connecting plate by bearing, moving wheel being connected in the side wall of traction frame by bearing.The utility model is through the setting of moving mechanism and drive mechanism, realize the efficient stirring of water stable layer material and convenient conveying, moving mechanism adopts the bearing connection mode of support frame and traction frame, cooperate the double support of fixed wheel and moving wheel, ensure the stable mobility and steering flexibility of device in complex construction environment, load assembly is combined design by stirring shell and adjustable gate plate, both ensure the sealing of material in the transportation process, can also be realized accurate discharging by fast opening gate plate, effectively avoid the problem of low efficiency, material spillage of traditional manual unloading.

The application discloses a femur fracture reduction device and a medullary nail distal end locking hole positioning system, and relates to the technical field of medical devices, which comprises a proximal end traction frame, a distal end traction frame, an adjusting assembly, at least one guide rod and at least one sliding fixing piece, a femur proximal end fixing assembly is arranged on the proximal end traction frame, a femur distal end fixing assembly is arranged on the distal end traction frame, the adjusting assembly is movably connected with the proximal end traction frame and the distal end traction frame and is used for adjusting the distance between the proximal end traction frame and the distal end traction frame, the guide rod is connected with the proximal end traction frame and the distal end traction frame, the sliding fixing pieces are arranged on the guide rod at intervals and are movably connected with the guide rod, the sliding fixing pieces can slide and lock along the guide rod, and a femur middle segment fixing assembly is arranged on each side of each sliding fixing piece in the direction of the guide rod. The application can correct the femur fracture segment through the multiple femur middle segment fixing assemblies, the femur fracture reduction has better controllability and repeatability, the dependence on the experience of doctors is reduced, and the femur fracture reduction quality is ensured.

The invention relates to the technical field of agricultural intelligent fertilization, in particular to an agricultural intelligent fertilization device which comprises a traction frame, the traction frame is connected with external traction equipment, a protective cover is mounted at the bottom of the traction frame, a pit digging and soil turning mechanism is arranged at the protective cover, and the pit digging and soil turning mechanism digs pits before fruit trees are fertilized. According to the device, the effects of turning soil and digging holes in the outer sides of the rows of fruit trees are achieved, through the arranged exchange box and the virtual insertion guide-in piece, virtual soil dug out at the moving position of the exchange box can be partially guided in, and when the virtual soil is guided in, fertilizer can be fully mixed with the virtual soil through the fertilizer injection piece, so that the fertilizer utilization rate is improved. And then, the soil is filled into dug pits through the discharging opening, so that the fertilizer can be fully dissolved in the soil, molecules are fully released, the root system of the fruit tree fully absorbs the fertilizer molecules, the utilization rate of the fertilizer is increased, and the phenomenon of root burning is avoided.

The utility model discloses a directional traction device for fruit tree planting, which relates to the technical field of fruit tree planting and comprises a positioning cone, the upper end of the positioning cone is fixedly connected with a limiting disc, the outer surface of the limiting disc is fixedly connected with a torsion belt, one end of the torsion belt far away from the limiting disc is fixedly connected with a gear ring, and the gear ring is rotatably connected with the limiting disc. Adjusting teeth are rotationally connected to the inner side of the limiting disc, and the outer surfaces of the adjusting teeth are meshed with the gear ring. The device is reasonable in design structure, the torsion belt and the gear ring are arranged, the gear ring can rotate to drive the torsion belt after being pushed, the torsion belt is stretched, branches are fixed through the traction frame and meshed with the gear ring, and the gear ring can continuously push the traction frame after being pulled by the torsion belt, so that the branches can be fixed. The traction frame can continuously pull the branches without being affected by the change of the positions of the branches, the effect of continuous traction through one-time fixing is achieved, and the problem that the branches need to be repeatedly fixed for multiple times of traction when the traction effect is not achieved is solved.

The invention discloses a full-automatic transportation rescue vehicle which comprises a bucket-shaped vehicle body, a vehicle body is arranged at the bottom of the bucket-shaped vehicle body, a traction frame is arranged on the front portion of the bucket-shaped vehicle body, a supporting plate is arranged on the tail portion of the bucket-shaped vehicle body, a driving mechanism, a control unit, a hydraulic mechanism and a motor are arranged in the bucket-shaped vehicle body, and cameras are arranged on the front portion and the rear portion of the bucket-shaped vehicle body. The hydraulic mechanism and the motor are controlled through the control unit to achieve unfolding or folding of the supporting plate, movement of the vehicle is controlled, images can be collected through the camera, and the supporting plate connected with the multiple sets of pull rods is higher in stability and bearing capacity. The rescue vehicle has the advantages of being suitable for various rescue environments and wide in application.

The utility model discloses a shoulder arthroscopy operation traction frame. Relates to the technical field of traction devices, and comprises a movable main body support, the top of the main body support is provided with a traction belt used for conducting traction on the upper limbs of a patient in the shoulder arthroscopy operation, and the top of the main body support is provided with a sliding adjusting assembly used for adjusting the traction belt; upper limb bandages for fixing the upper limbs of the patient and lock catches for being connected with heavy objects are fixed at the two ends of the traction belt respectively; the sliding blocks are adjusted up and down along the body support, the adjusting sliding rods on the two sides are combined to drive the connecting rods on the two sides to rotate upwards or downwards along the fixing frame, so that the rollers are rotationally adjusted, the traction belt is adjusted, the purpose of adjusting the traction height of the upper limbs of the patient is achieved, locking is conducted through the multiple locking bolts, and operation is convenient. The traction stability is ensured; the device has the advantages of being convenient to use, good in stability, high in flexibility and simple in structure.

The utility model relates to the technical field of cable laying, in particular to a traction device for assisting cable laying, when the traction device is used, a cable penetrates through the space between two guide wheels, the guide wheels roll to assist the cable to move until the cable moves to the space between two fixing clamps, then a rotating hand wheel is adjusted to drive a rotating lead screw to rotate, and the cable is laid. The fixing frame moves along the limiting sliding groove so as to clamp and fix the cable, traction operation can be conveniently carried out on the cable, the situation that the cable falls off in the traction process is reduced, and meanwhile due to the design of the guide wheels, it is guaranteed that the cable is installed smoothly, and traction difficulty is avoided; driving wheels are arranged at the bottom of the traction frame, the traction frame and the cable are driven by the driving wheels to move to a preset position, after the traction frame and the cable reach the preset position, the mounting bottom plate is subjected to inertia to perform buffering sliding on the sliding rod through a damping sliding sleeve, and after stabilization, a hydraulic telescopic rod is started to abut against a bearing block to move, namely the cable is driven to stably move forwards.