411 results about "Traction frame" patented technology

The present application relates to steel cage welding processing equipment technical field, and particularly to a kind of steel cage welding equipment, comprising: welding frame, support frame of support longitudinal reinforcement, traction frame of traction longitudinal reinforcement are sequentially arranged on welding frame;Longitudinal reinforcement is installed on the installation mechanism of support frame;Longitudinal reinforcement on support frame is pushed to the pushing mechanism on traction frame;The support frame is composed of mounting frame, rotating disc;The mounting frame is fixedly connected with the welding frame;Rotating disc is rotatably installed on the mounting frame;A kind of steel cage welding equipment of the present application is replaced by setting installation mechanism, artificial longitudinal reinforcement perforation work, to reduce the problem that horizontal muscle slips and causes worker injury, reduces welding efficiency;On the one hand, longitudinal reinforcement is translated to the butt joint of traction frame along axial direction;On the other hand, longitudinal reinforcement is supported, to prevent longitudinal reinforcement from causing outward bending force on the clamping block and the block on support frame when passing through support frame.

The invention relates to the technical field of medical instruments, and particularly discloses an ankle arthroscope traction device convenient to install, comprising a traction frame used for traction and stretching of an ankle joint; the device further comprises a positioning supporting base. The positioning support base limits the position of the traction frame; the detection mechanism is installed in the positioning supporting base and detects the thickness degree of the middle of the shank of the patient before traction of the ankle joint of the patient; according to the detection mechanism, when the rotary detection roller rotates, the cam rotates synchronously, the eccentric contour of the cam pushes the displacement sensing plate to slide in the sliding rail in the positioning supporting base, and the first reset spring provides reset force. A protruding structure at the bottom of the displacement sensing plate accurately acts on the pressure sensing air bag, the pressure sensing air bag is connected with the elastic reset element through the connecting pipe air guide pipe, displacement is converted into deformation of the elastic reset element, then the displacement transmission rod is driven to move, and transmission of physical signals is completed.

The stretching linkage equipment comprises a traction machine and the tension machine, the traction machine comprises a traction machine frame, a traction winding drum and a guide mechanism, the traction winding drum is installed on the traction machine frame, and the guide mechanism is arranged on the traction machine frame; the tension machine comprises a tension machine frame, an output shaft and a tension winding drum, the tension winding drum is rotationally arranged on the tension machine frame, and the output shaft is fixedly connected to the tension winding drum; a hydraulic resistance braking mechanism is fixedly arranged on the tension rack, and the hydraulic resistance braking mechanism is arranged on the output shaft in a sleeving manner; the tension machine further comprises a gear motor, and the gear motor is arranged on the tension machine frame. The hydraulic resistance braking mechanism comprises a liquid disc, a closed liquid cavity filled with magnetorheological fluid is arranged in the liquid disc, a resistance wheel set is arranged in the liquid cavity, and the resistance wheel set comprises a rotatable resistance blade and a motor; and a magnetic field regulation and control mechanism is arranged outside the liquid disc. The technical problem that hydraulic braking of existing stretching equipment fails is solved by integrating the hydraulic resistance braking mechanism and the magnetic domain regulation and control mechanism through the tensioner.

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 invention discloses a drilling return guiding seabed foundation device, which relates to the technical field of seabed drilling and comprises a seabed base plate device positioned at the lower part and a traction device positioned at the upper part, the seabed basal disc device comprises a basal disc wellhead and a basal disc clamp which are arranged on a seabed basal disc frame; the seabed base plate frame is connected with the traction device through a cable; the traction device comprises a traction frame, the middle of the traction frame is a butt joint pipe opening, an electrical butt joint device is installed on one side of the traction frame, the ship draws an electrical butt joint through a winch, and the electrical butt joint is guided by a pulley to be lowered into water to be connected with the electrical butt joint device. The position of the seabed base device is determined through a positioning signal, the seabed base plate device and the traction device are connected through a cable and can be retracted and released according to operation requirements, and guide butt joint of drill rods is achieved. A novel drill rod guiding butt joint method is adopted, and the success rate of well drilling return butt joint under the large-depth environment can be effectively increased.

The utility model discloses a movable type self-adaptive pressurizing fire pump system which comprises a traction frame and a trolley, the trolley is movably installed on the side wall of the traction frame, a supporting frame is installed at the top end of the trolley, a lifting frame is installed on the side wall of the supporting frame, a pressurizing pump is arranged outside the lifting frame, and the pressurizing pump is connected with the trolley. The surface of the booster pump is sleeved with a fluted disc, and a valve body is installed at the top end of the booster pump on one side of the center position of the fluted disc. According to the self-adaptive pressure-boosting fire pump, convenient self-adaptive pressure-boosting control and adjustment of the fire pump are achieved, mechanical linkage control and adjustment of water pressure are facilitated, control and adjustment convenience is improved when spraying is conducted at different water pressures, multi-angle spraying is facilitated, rotary large-area spraying is facilitated, and the spraying efficiency is improved. And the spraying range of the mobile self-adaptive pressurizing fire pump system is expanded.

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 discloses a three-axle bogie of a new energy rail traction locomotive, which relates to the technical field of three-axle bogies, and comprises a framework, a connecting mechanism, a sand mechanism, a buffer mechanism, a traction frame, a pull arm mechanism and a driving mechanism, the connecting mechanism is arranged at the top of the framework, the sand mechanism is arranged at the corner of the framework, and the buffer mechanism is arranged at the bottom of the framework. The multiple buffering mechanisms are installed on the two sides of the framework respectively, the traction frame is installed at the ends of the buffering mechanisms, the arm pulling mechanism is installed on the framework, and the multiple driving mechanisms are installed below the framework at equal intervals. Through the arrangement mode that the sand mechanism, the buffering mechanism, the traction frame, the pull arm mechanism and the driving mechanism are matched, the power bogie of the new energy rail traction locomotive is more compact in structure, smaller in power loss and higher in efficiency, large-torque operation can be provided for the locomotive, electric energy is saved, and cost is reduced; the use stability of the bogie is improved.

The application provides a mechanical massager. The mechanical massager comprises a shell, a driving mechanism, a traction frame and two first massage members. The driving mechanism is installed on the shell and comprises an output shaft. The traction frame is arranged, and the output shaft of the driving mechanism drives the traction frame to move linearly and reciprocally relative to the shell, and the traction frame simultaneously drives the first rotating shafts of the two symmetrically arranged first massage members to rotate, so that the two first massage members rotate around the first rotating shafts respectively to realize the mutual approach or separation of the two first massage parts. When the mechanical massager is placed on the area to be massaged on the user's body, the user can be massaged. The mechanical massager provided by the application does not need to arrange eccentric members to drive the first massage members respectively, and has the advantages of simple structure, small number of parts, and being more conducive to production and assembly.

The utility model provides a soil covering device for agricultural planting, and mainly relates to the technical field of agricultural machinery. A soil covering device for agricultural planting comprises a supporting seat, a traction frame is fixedly arranged at the bottom of the supporting seat, the top of the supporting seat is rotatably connected with an adjusting assembly, the side face of the supporting seat is slidably connected with a first supporting arm and a second supporting arm, and the adjusting assembly is in transmission connection with the first supporting arm and the second supporting arm. Soil covering plates are fixedly arranged at the lower ends of the first supporting arm and the second supporting arm. The soil covering device has the advantages that the distance between the two soil covering plates is adjusted through the gear and rack transmission structure so as to be matched with ridges with different intervals, so that soil covering of the ridges on the two sides is completed, the soil covering efficiency is improved, and meanwhile the labor intensity of planters is reduced.

The utility model discloses a human resource information input and retrieval device, and belongs to the technical field of human resources. Comprising a terminal body; the outer supporting frame body is slidably connected to the exterior of the terminal machine body; the multi-stage electric cylinder is fixedly connected between the outer supporting frame body and the terminal machine body; the closing cover plate is elastically hinged to one end of the outer supporting frame body through a torsional spring piece; the driving wheel is rotationally connected to the side wall of one end of the outer supporting frame body and is flush with the outer supporting frame body; and the traction frame is hinged to the side wall of the outer supporting frame body. The terminal machine body is in sliding fit with the outer supporting frame body, flexible height adjustment of the terminal machine body is achieved under connection and supporting of the multi-stage electric cylinder, the terminal machine body can retract into the outer supporting frame body to be stored, safety protection of storage of the terminal machine body is guaranteed, and after the terminal machine body retracts into the outer supporting frame body, the terminal machine body can be stored in the outer supporting frame body. The closing cover plate installed in an elastic hinged mode can be automatically closed, and protection of the terminal machine body is further improved.

The application discloses an orthopedic traction frame and an automatic medicine applying method thereof. The orthopedic traction frame comprises a traction frame body, a timing device, a control assembly and a disinfecting assembly. One end of the traction frame body is penetrated through a patient's affected limb by a steel nail, and the other end is connected with a weight by a connecting rope. The two ends of the steel nail are respectively wound with gauze abutting against the penetration position of the patient. The timing device is arranged on the outer wall of the disinfecting assembly and connected with the control assembly. The control assembly is arranged on the disinfecting assembly to control the opening or closing of the disinfecting assembly. The disinfecting assembly is arranged on the outer wall of the traction frame body and internally provided with a disinfecting solution. The gauze at the wound position of the patient can be timely infiltrated and disinfected by cooperation of the above-mentioned devices, so that the disinfection effect at the wound position of the patient is ensured, the infection probability at the wound position of the patient is reduced, the pressure of the medical staff for changing medicine is effectively relieved, and the working intensity of the medical staff is reduced.

The invention relates to the technical field of profile machining, and provides traction saw cutting equipment which comprises a traction mechanism and a saw cutting mechanism. The traction mechanism comprises a traction frame and a traction device arranged on the traction frame in a sliding mode, the traction device comprises a first supporting plate and a tooth knife capable of rotating relative to the traction frame, and a clamping space is formed between the first supporting plate and the tooth knife in a matched mode; the saw cutting mechanism comprises a saw cutting table and a saw cutting device assembled on the saw cutting table in a sliding mode, the saw cutting device comprises a chip receiving box, a saw cutting assembly and a chip suction assembly, the saw cutting assembly can slide relative to the chip receiving box and comprises a second supporting plate and a saw cutter, and the second supporting plate and the saw cutter are matched to form a saw cutting space parallel to the clamping space; one end of the chip receiving box faces the sawing space, and the other end of the chip receiving box is connected with the chip suction assembly. The problem that the production efficiency is low due to the fact that a traction device and a saw cutting device are mutually independent is solved, and the device has the advantages of being compact in structure, capable of replacing part of manual labor force and high in production efficiency.

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 relates to a urethra traction device, and belongs to the technical field of medical instrument structures. The device comprises a traction frame and a fixer, and is characterized in that the traction frame is formed by sequentially and vertically connecting a first telescopic rod, a second telescopic rod and a third telescopic rod, a first pulley is mounted at one end of the first telescopic rod, the other end of the first telescopic rod is vertically connected with one end of the second telescopic rod, and the other end of the second telescopic rod is vertically connected with the third telescopic rod; the top end of the third telescopic rod is provided with a second pulley, the third telescopic rod is fixedly connected with a fixator through a bridge plate, and the side face of the fixator is provided with a third pulley. The postoperative traction device is scientific and reasonable in structure and easy to operate, can provide continuous and stable traction force for the indwelling catheter needing to be pulled after the surgery, achieves the effects of compression hemostasis and infection prevention, can adjust the length of the telescopic rod, is suitable for patients of various body types, can keep warm for the patients and protect privacy, and solves the problems that no available equipment is available for traction after the urinary surgery, and the traction cost is low. And the discomfort of the patient is increased by using gauze.

The utility model relates to the technical field of aluminum profile production, and discloses a traction device for aluminum profile production, which comprises a traction table, the outer side of the traction table is fixedly connected with a linear transmission assembly, the top end of the linear transmission assembly is fixedly connected with a connecting block, the top end of the connecting block is fixedly connected with a traction frame, and the traction frame is fixedly connected with the traction table. A traction air cylinder is fixedly connected to the top end of the traction frame, a traction plate is fixedly connected to the bottom end of the telescopic end of the traction air cylinder, an anti-skid friction pad is fixedly connected to the inner side of the traction frame, a roller assembly is fixedly connected to the top end of the traction table, and a cleaning assembly is fixedly connected to the outer side of the traction table. The linear transmission assembly comprises a transmission motor fixedly connected to the outer side of the traction table, and the outer side of an output shaft of the transmission motor is fixedly connected with a linear threaded rod. The traction device for aluminum profile production has the advantages that the aluminum profile can be pulled, and the whole traction process is simple and rapid.

The utility model discloses a plastic film recovery device which comprises a shell, a moving assembly, a rolling rod, a rotating mechanism and a traction frame. The rotating mechanism comprises a rotating shaft, sleeve pieces, connecting rods and fixing rods, a round cover is arranged on one side of the shell, one end of the rotating shaft is installed in the shell away from the round cover, the other end of the rotating shaft is detachably installed on the inner side of the round cover, the two sleeve pieces are installed on the two sides of the rotating shaft respectively, and the connecting rods are sequentially installed on the two sleeve pieces; a fixing rod is arranged between one connecting rod and the rotating shaft; the film cleaning device is pulled by a tractor to move beside soil moisture covered with a film so as to clean the film, the rotating mechanism freely rotates to pull the film, the film is wound on the rotating mechanism, the film on one piece of soil moisture is completely pulled up and wound, the round cover is opened, and a roll of film can be taken down from the rotating mechanism to be recycled. And the film recovery speed is greatly increased.

The utility model relates to the technical field of petroleum transportation, in particular to a transportation device for petroleum products, which comprises a traction frame, a connecting hole is arranged at the front end of the traction frame, a transportation mechanism is arranged at the rear end of the traction frame, the transportation mechanism comprises a transportation table, and the traction frame is fixedly mounted at the front end of the transportation table. Wheels are movably installed at the left end and the right end of the transportation table, a clamping cylinder is fixedly installed at the top end of the transportation table, fixing screws are fixedly installed on the periphery of the clamping cylinder, and a storage mechanism is arranged in the clamping cylinder. A large-diameter barrel cover and a suction screw barrel are arranged in a matched mode, so that different injection and discharge modes of the petroleum products can be selected according to the viscosity, meanwhile, the stability of the barrel cover can be guaranteed through a clamp, and the situation that the barrel cover is disengaged due to the fact that the non-sticky petroleum products generate large impact in the storage barrel is avoided; and the stab-resistant cushion layer is added, so that the storage barrel can be prevented from being pierced.

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.

The utility model provides a detachable traction frame, which relates to the technical field of traction frames and comprises a traction frame component, mounting and dismounting components are arranged at two ends of the bottom of the traction frame component, a storage component is arranged in the middle of the traction frame component, and a supporting component is arranged at the bottom of the storage component. The traction frame assembly comprises two traction tables, and one end of each traction table is provided with a right-angle frame. According to the utility model, the limiting plate is moved outwards, so that the limiting plate is separated from the interior of the sliding part, then the sliding part slides upwards, so that the sliding strip is separated from the limiting groove, and finally the right-angle frame is moved, so that the right-angle frame is separated from the interior of the fixed frame, thereby facilitating the disassembly of the foot hooking frame and the mounting frame, and being quick and convenient to operate; the traction frame assembly is simple in structure and convenient to maintain and overhaul, the whole traction frame assembly does not need to be treated, the traction frame assembly can be independently detached for maintenance or replacement, operation time is saved, and maintenance efficiency is improved.

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 the technical field of agricultural machinery, in particular to a traction type multifunctional transportation device which comprises a rack, walking wheels, supporting legs, a hydraulic control pump station, a shear fork lifting device, a sliding seat, a seat frame and a car hopper type carrying platform, a traction frame capable of being connected with a tractor is arranged at the front end of the rack, and the walking wheels and the supporting legs capable of being lifted are arranged below the rack. A shear fork lifting device is arranged at the upper end of the machine frame and comprises two sets of shear fork supporting rod mechanisms parallel to each other, a bottom frame, a top frame and a lifting hydraulic cylinder. The multifunctional fruit picking machine is reasonable and compact in structure and convenient to use, forest fruit picking and fruit branch pruning at the high position can be achieved through the shear fork lifting device, the vehicle hopper type carrying table can deviate towards the side direction to transport materials, automatic discharging can be achieved, fertilizer spreading or pesticide spraying can be achieved through a T-shaped connecting stud and a fertilizer spreading device or a pesticide spraying device with a skid-mounted bottom plate, and the multifunctional fruit picking machine is convenient to use. The operation area is large, the operation efficiency is high, multiple purposes can be achieved, and the machine has the advantages of being safe, labor-saving, simple, convenient and efficient.

The utility model relates to the technical field of wrist arthroscopic surgery traction frames, in particular to a wrist arthroscopic surgery traction frame which comprises a fixing frame, a lead screw is arranged at the bottom of the fixing frame in a threaded mode, the upper end of the lead screw penetrates through the fixing frame and is rotationally provided with a fixing plate, and an auxiliary assembly is arranged on the base face of the fixing frame. An auxiliary assembly is arranged on the traction frame, an adjusting sleeve is arranged on the upper side of the auxiliary assembly, an adjusting seat is arranged at the upper end of the adjusting sleeve, an adjusting rod is arranged in the adjusting sleeve in a sliding mode, and an adjusting cap is arranged at the upper end of the adjusting seat in a threaded mode. The forearm of a patient can be fixed in the auxiliary plate through the fixing belt, and the auxiliary plate can be driven to move by rotating the threaded rod, so that the position of the auxiliary plate can be adjusted according to needs, the forearm of the patient can be better fixed, operation of an operation is better facilitated, and the whole device is simple in structure, convenient to operate and higher in practicability.

This invention relates to the field of concrete vibration, and in particular to a concrete vibration device for construction. It includes a sliding plate with an inclined plate at its front end, two extension plates fixed to the sliding plate, a traction frame rotating at the front ends of the two extension plates, a support fixed to the sliding plate, a crossbar connected to the support, and multiple vibration mechanisms connected to the crossbar. Each vibration mechanism includes a bracket connected to the crossbar, a central seat disposed within the bracket, six tension springs I evenly distributed between the bracket and the central seat, and a bushing rotating on the central seat. A central frame is fixed to the lower end of the bushing, a counterweight is eccentrically mounted on the central frame, and an outer tube rotates on the central frame. This invention facilitates the vibration of concrete for road construction, reducing the workload of workers.