824 results about "Traction frame" patented technology

The invention discloses airplane wheel disassembly and assembly auxiliary equipment for civil aircraft maintenance, and relates to the technical field of tire maintenance devices.The airplane wheel disassembly and assembly auxiliary equipment comprises a traction frame body, a protruding part is inwards formed in the middle of the traction frame body, a first hydraulic jack is arranged on the protruding part, and a supporting frame is arranged at the output end of the first hydraulic jack; vertical supporting plates are arranged on the two sides of the supporting frame, combination plates are arranged on the vertical supporting plates on the two sides, transverse plates are arranged on the combination plates, supporting rods are symmetrically arranged on the transverse plates on the two sides respectively, and arc-shaped plates are arranged on the upper end faces of the supporting rods on the two sides. According to the lifting function of the airplane tire dismounting device, the airplane tire can be lifted upwards in the dismounting process, so that the gravity of the airplane tire cannot act on a fixing bolt, a user can conveniently take down the airplane tire, meanwhile, the airplane tire is rotated through cooperation of a groove-shaped structure, and therefore a worker can conveniently and rapidly maintain the state of the airplane tire.

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 discloses a thin film traction winding machine which comprises a rack, two sets of mounting frames are fixedly connected to the top of the rack, a set of guide rollers are rotationally connected into each mounting frame, a pair of directional sliding grooves are formed in the top of the rack, and a set of traction frames are fixedly connected to the position, between the two sets of mounting frames, of the top of the rack; adjusting grooves are formed in the traction frame, a set of traction rollers are slidably connected between the two sets of adjusting grooves, a limiting material guiding structure is installed at the position, below the material guiding rollers, of the top of the rack, a set of winding frame is fixedly connected to the right side of the top of the rack, a U-shaped containing groove is formed in the top of the winding frame, and a winding rod is placed in the U-shaped containing groove. The film winding device has the beneficial effects that the conveying tension degree of a film can be adjusted in the winding process through design, the position deviation of the film during conveying is avoided, and the flatness of the wound film and the winding quality of the film are improved.

The utility model belongs to the technical field of film mulching seeding machines, and particularly relates to a multifunctional film mulching seeding machine which comprises a crawler head, a fixing frame is fixedly arranged on the tail portion of the crawler head, and two supporting wheels are symmetrically arranged on the two sides of the tail portion of the fixing frame. A traction frame which is driven by a hydraulic cylinder to swing up and down at the rear end is hinged to the middle of the fixing frame. The land leveling mechanism, the film breaking mechanism for cutting off the mulching film and lifting the cut-off head of the mulching film and the two soil covering mechanisms for covering soil on the cut-off head of the mulching film are only driven by one hydraulic cylinder instead of additionally arranged hydraulic equipment, so that the purpose of reducing the equipment cost is achieved.

The invention relates to the technical field of cable processing, in particular to wire and cable skin stripping and recycling equipment which comprises a traction frame, a fixing plate is fixed to the middle of the interior of the traction frame, a first hole groove is formed in the fixing plate, a stripping and recycling mechanism is installed in the first hole groove, and two second hole grooves are symmetrically formed in the two sides of the traction frame. Four fixing seats are fixed in the second hole groove at equal intervals, and first springs are fixed in the fixing seats; the stripping and recycling mechanism is used for cutting and recycling the cable skin, the cutting knife is used for cutting the cable skin, and meanwhile, lubricating oil is smeared on the surface of the cutting knife, so that overall smooth cutting is guaranteed, and the situation that the cutting knife is adhered to the cable skin due to overheating caused by excessive friction is avoided; and by means of the sliding connection effect between the movable block and the L-shaped sliding groove, the effects of stability during cutting and rapid replacement after cutting are achieved, and therefore the overall stripping and recycling efficiency is improved.

The invention discloses an elevator with a safety early warning function, and relates to the technical field of elevators, the elevator comprises an elevator main body, connecting frames are fixedly connected to the top and the bottom of the elevator main body, an alarm mechanism is fixedly connected to one side of each connecting frame, and a traction frame is fixedly connected to one side of each connecting frame; the alarm mechanisms and the steel wire ropes are arranged at the top end and the bottom end of the elevator body, the steel wire ropes are in a straightened state under the action of internal components of the alarm mechanisms, and if the elevator body moves upwards or downwards and encounters an extending obstacle, the steel wire ropes abut against the obstacle along with movement of the elevator, so that the steel wire ropes are pressed downwards; according to the elevator, the elevator main body is driven by the motor, then the alarm mechanism is pulled and driven, so that an alarm is triggered, surrounding workers are warned, the workers can control the elevator main body in time, the elevator main body is prevented from being scratched by an extending obstacle during operation, and the safety of the elevator is improved.

The invention discloses an orthopedic traction frame. The orthopedic traction frame comprises a back plate, a seat plate, leg placing frames, foot binding assemblies, an electric driving assembly and a control module, the back plate is connected with the seat plate, friction structures are arranged on the seat plate and the back plate, the two leg placing frames are movably connected to the two sides of the seat plate respectively, each leg placing frame corresponds to one foot binding assembly, the foot binding assemblies are arranged on the corresponding leg placing frames in a sliding mode, and the electric driving assembly is connected with the electric driving assembly. Each foot binding assembly corresponds to one electric driving assembly, the electric driving assemblies are connected to the ends, away from the seat plate, of the leg placing frames, the electric driving assemblies can be used for driving the foot binding assemblies to horizontally slide in the length direction of the leg placing frames, and the control module is in signal connection with the electric driving assemblies. The traction frame for the orthopedics department can accurately open the fracture position of a patient, and meanwhile the friction structure is arranged so that the situation that a perineal column makes a car and squeezes the perineal part of the male can be avoided.

The invention relates to the technical field of orthopedic traction frames, in particular to an orthopedic nursing traction support which comprises a fixing frame, a lower jaw support and a buffering piece. The fixing frame is provided with a basic frame body and a telescopic frame body. The lower jaw support is arranged on the telescopic frame body which stretches out and draws back to drive the lower jaw support to ascend and descend. The buffering piece comprises a supporting frame, a first elastic piece and a buffering plate, the supporting frame is arranged on the basic frame body, the buffering plate is located on the moving path of the lower jaw support and located below the gravity direction of the lower jaw support, and the lower jaw support abuts against the buffering plate in the descending process; the first elastic piece weakens impact on the buffer plate in the descending process of the lower jaw support and exerts counter-acting force on the lower jaw support through the buffer plate. In the application, the first elastic piece and the buffer plate in the buffer piece can effectively weaken the impact of the lower jaw support on the buffer plate in the descending process, and the buffer plate applies a counter-acting force to the lower jaw support, so that the inertial impact on the cervical vertebra of the patient is reduced, the injury is prevented, and the safety in the treatment process is improved.

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 invention belongs to the technical field of farmland reclamation, and particularly relates to high-standard farmland reclamation land leveling equipment which comprises a traction harrow body, a traction frame is welded to the front side of the upper surface of the traction harrow body, a coupler is fixed to the front side of the upper surface of the traction harrow body, and wheels are fixed to the four corners of the traction harrow body. The device is provided with the stone removing assembly, so that effective separation of stones, residual roots and larger soil blocks and soil particles can be realized, the influence of the stones on subsequent cultivation and irrigation operation is avoided, and the situation that the residual roots possibly carry diseases and pests to cause harm to crop growth is prevented; according to the device, the soil purity is guaranteed, the cultivability of the land is improved, the hindrance of subsequent farming operation is reduced, the situation that equipment is damaged or the operation effect is affected due to residual stones and residual roots during sowing, irrigation and other operations is avoided, and the safety and efficiency of farmland operation are improved.

The utility model discloses a stable cable traction device which comprises a supporting base, the upper side wall of the supporting base is fixedly connected with a matched guide rail, the interior of the matched guide rail is in sliding connection with a sliding frame, the upper side wall of the matched guide rail is fixedly connected with a supporting top frame, and the middle of the supporting top frame is fixedly connected with a threaded sleeve. The interior of the threaded sleeve is in threaded connection with an adjusting screw rod. A traction frame is fixedly connected to the lower side wall of the sliding frame, a rotating frame is rotatably connected to the lower side wall of the traction frame, a traction seat is rotatably connected to the lower end of the rotating frame, and a traction wheel is rotatably connected to the interior of the traction seat. According to the traction device, the traction wheel can pull the cable, when the cable swings left and right, the traction seat can be driven to rotate around the rotating frame, when the cable presses the traction seat, the rotating frame can be driven to rotate around the traction frame, and the stability of the traction device is improved through combination of the four parts.

The invention discloses a mulching film laying device for tobacco planting, and relates to the technical field of tobacco planting.The device comprises a mounting frame, a traction frame is horizontally mounted in the center of the upper end of the mounting frame, and a traction head connected with a traction machine is mounted at the end, away from the center of the mounting frame, of the traction frame; a fifth mounting rod and a sixth mounting rod are vertically mounted at the lower end of the mounting frame, and a fixing rod is horizontally arranged between the fifth mounting rod and the sixth mounting rod. Under the cooperation of a spherical hinge and an inverted-L-shaped opening, a fixing rod can be moved, a worker can quickly replace a mulching film roll, grooves are formed in the two sides of a field ridge through a ditching inclined block, soil dug out by the ditching inclined block and surrounding soil are moved to the outer side of the field ridge through a first bulldozing plate, and the mulching film roll can be conveniently replaced. After the mulching film is moved into a groove formed in the ditching inclined block, soil moved out by the first bulldozing plate is conveyed to cover the edge of the mulching film through the second bulldozing plate, the edge of the mulching film is tightly pressed, and the mulching film covering effect is improved.

The utility model discloses a guiding type traction frame with an adjusting function, which belongs to the technical field of medical equipment.The guiding type traction frame with the adjusting function comprises a support, a foot fixing assembly and a knee supporting assembly are arranged on the support, and the foot fixing assembly comprises a first mounting sleeve. According to the scheme, the rotating disc slowly rotates at a constant speed to drive the connecting rod to move, and then the first limiting block is pushed to periodically reciprocate, so that the feet of a patient are driven to slowly and slightly reciprocate, and the situation that the legs of the patient are still for a long time can be avoided; discomfort of a patient is effectively relieved, blood circulation of the legs of the patient is promoted, meanwhile, the leg fixing effect of the patient is not affected, the inner sides of the knees of the patient can be supported through the supporting rollers, it can be guaranteed that the supporting rollers abut against the inner sides of the knees of the patient all the time through the springs, and therefore the supporting and fixing effects are guaranteed.

The utility model discloses a non-stop straw feed round bale packer, which belongs to the technical field of mechanical equipment, and comprises a traction frame arranged on a tractor, the traction frame is fixedly connected with a rack, a gear box is fixedly arranged on the traction frame close to the rack, a storage bin is arranged on the rack, and the storage bin is connected with the rack. A storage bin is installed on the rack, a picking device is installed at the end, close to the traction frame, of the rack below the storage bin, the picking device is matched with the storage bin, the end, away from the traction frame, of the storage bin is communicated with a round bale packing device, and a transmission mechanism is arranged among the gearbox, the picking device and the round bale packing device for connection. And a net wrapping device is mounted on the round bundle packing device.

The tensile strength detection equipment comprises a cold-drawing traction frame, a cold-drawing mold frame is arranged at the top of one end of the cold-drawing traction frame, a cold-drawing movable frame is arranged at the top of the cold-drawing traction frame in a sliding mode, and detection side boxes are arranged on the side edge of the cold-drawing traction frame side by side; according to the invention, cold-drawing forming is realized by hydraulically driving the cold-drawing movable frame; the formed steel pipe is detected according to requirements, and if detection is needed, the steel pipe is transferred to a detection side box through an arc-shaped air cylinder and a flow guide plate; the pipe adjusting portal frame utilizes a pneumatic magnetic claw to lift the steel pipe to a gas detection mechanism groove, and dyeing gas is injected to detect whether cracks or damage exist or not; the leakage-free steel pipe is hoisted to a vibration detection mechanism groove, the rotating motor drives the impact ball to impact and release stress, meanwhile, the high-definition camera records a surface image, and the steel pipe is transferred to a next machining area after being detected to be qualified.

The invention belongs to the technical field of orthopedic traction devices, and particularly provides an orthopedic traction frame for orthopedic rehabilitation nursing, which comprises a seat, adjustable lower limb orthopedic traction assemblies and upper limb orthopedic traction assemblies, the adjustable lower limb orthopedic traction assemblies are symmetrically and rotatably arranged at the front end of the seat, and the upper limb orthopedic traction assemblies are symmetrically and rotatably arranged at the front end of the seat. The upper limb orthopedic traction assembly is rotationally arranged at the rear end of the seat, and the adjustable lower limb orthopedic traction assembly comprises a thigh bearing plate, a self-adaptive adjusting supporting mechanism and a pulling type lower limb traction mechanism; according to the orthopedic traction frame for orthopedic rehabilitation nursing, a patient can adjust the body position according to the condition of the patient, meanwhile, traction force can be autonomously adjusted, traction treatment of the head, the neck and the lower limbs can be conducted at the same time, operation is convenient, and the traction treatment efficiency is high.

The invention provides a pipeline robot system. The device comprises a traction module and an operation module, the traction module is used for holding the outer side of a pipeline, and the operation module is used for penetrating the inner side of the pipeline. Wherein the traction module comprises a traction frame, and a first magnetic device and a walking mechanism which are arranged on the traction frame; the walking mechanism and the first magnetic device are arranged on the traction frame around a circumferential array of the pipeline; the operation module comprises an operation frame, wheel assemblies arranged around the circumferential array of the operation frame so as to abut against different circumferential positions of the inner wall of the pipeline at the same time, and second magnetic devices arranged around the circumferential array of the operation frame so as to attract the first magnetic devices. The two ends of the operation frame are used for assembling the operation assemblies. According to the pipeline robot system provided by the invention, the driving force of the operation module is provided by the traction module, so that the phenomenon that the operation module slips in the pipeline can be avoided, and the operation module can walk and move in the pipeline more conveniently and flexibly.

The utility model relates to the technical field of medical instruments, and discloses a skeleton traction device which comprises a main support, the top of the main support is fixedly connected with a top support, the bottom of the top support is fixedly connected with a motor, the output end of the motor is fixedly connected with a winch, and one side of the outer portion of the winch is fixedly connected with a pull rope. One end of the tension rope is fixedly connected with a tension sensor, the output end of the tension sensor is fixedly connected with a traction frame, the two sides of the interior of the traction frame are in threaded connection with first threaded columns, one ends of the first threaded columns are fixedly connected with first handles, and the other ends of the first threaded columns are rotationally connected with clamping plates. According to the traction device, the winch can be driven by the motor to rotate, so that the tension rope is tightened, when the tension sensor meets tension, the motor is stopped, the problem that a patient is secondarily hurt due to the fact that a balance weight of an existing traction device is prone to loosening is solved, and the use stability of the traction device is improved.

The invention discloses jack type seeding equipment for planting organic radix bupleuri and a seeding method thereof, and relates to the technical field of seeding equipment for planting the organic radix bupleuri, the jack type seeding equipment comprises a traction frame and rollers uniformly distributed at the bottom of the traction frame, the connecting plate is driven by the roller to rotate in a translation manner; the punching assembly moves periodically along with the connecting plate; the seeding assembly performs step-by-step seeding according to different depths along with the connecting plate; the rotating ring moves adaptively along with the seeding assembly; the bottom of the rotating ring is fixedly connected with a plurality of groups of poke rods which move along with the rotating ring in a self-adaptive manner, the rolling wheel and the rotating plate rotate to drive the punching assembly to move downwards so as to open holes in the grass-proof cloth, and soil on the inner wall of a seeding hole is poked through poke; when the connecting plate drives the connecting pipe to ascend, soil covering is performed on the sprinkled seeds step by step, so that the effect of sowing the radix bupleuri seeds at different depths is achieved.

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 discloses a deep tillage combined land preparation machine, which comprises a traction frame, a tooth frame beam, a deep tillage tooth assembly, a rake group and a pressure roller, wherein the traction frame is connected to the tooth frame beam, the deep tillage tooth assembly is suspended at the lower end of the tooth frame beam, the rake group comprises a rake group crossbeam and a rake blade, the pressure roller comprises a pressure roller crossbeam and a pressure roller suspended at the lower end of the pressure roller crossbeam, the rake group is located at the front end of the pressure roller, and the rake group crossbeam and the pressure roller crossbeam are connected to the tooth frame beam through the same depth limiting and leveling mechanism. The operating depth of the deep tillage tooth assembly and the rake group can be synchronously adjusted, and on the basis of synchronously adjusting the operating depth of the deep tillage tooth assembly and the rake group, the operating depth of the rake group can be further adjusted separately.

The utility model relates to the technical field of construction dust prevention and discloses a dustproof cloth laying device which comprises a walking frame, a winding and unwinding mechanism is arranged on the walking frame, wheels are arranged on the two sides of the walking frame in a rotating mode, a traction frame is hinged to the walking frame, and a caking removing mechanism and a dust discharging mechanism are further arranged on the walking frame. The dust removal mechanism is arranged between the winding and unwinding mechanism and the caking removal mechanism, the dust removal mechanism is arranged between the winding and unwinding mechanism and the caking removal mechanism, the dustproof cloth passes through the two sides of the dust removal mechanism, and the dust removal mechanism flaps and removes dust on the dustproof cloth, automatic winding and unwinding work of the dustproof cloth is achieved, the convenience of laying and winding of the dustproof cloth is improved, and the dust removal efficiency is improved. And during rolling, the functions of removing caking and discharging dust are added, the weight of the rolled dustproof cloth roll is reduced, and the cleanliness of the dustproof cloth roll is improved.

The embodiment of the invention provides a saline-alkali soil improvement device and method, and relates to the technical field of soil improvement. The saline-alkali soil improvement device comprises a framework, rolling wheels are rotationally connected to the two sides of the framework, and a traction frame is fixedly connected to the center of the front face of the framework; hoppers are fixed to the top of the framework in an array mode, piston cylinders are fixedly connected to the two sides, close to the hoppers, of the framework, supply assemblies used for pressurizing and acting are arranged on the piston cylinders, and each supply assembly comprises a servo motor fixed to the center of the framework; a hopper is arranged on the framework, a main spraying assembly for deep soil improvement of the saline-alkali soil is arranged on the hopper and comprises a threaded pipe communicated with the bottom of the hopper, auxiliary spraying assemblies for shallow soil improvement of the saline-alkali soil are arranged on the two sides of the framework in an array mode, and each auxiliary spraying assembly comprises rollers rotationally arranged on the two sides of the framework in an array mode. And triple improvement effects of surface soil, shallow soil and deep soil of the saline-alkali soil are achieved.

The utility model discloses an anti-displacement orthopaedic traction frame, which belongs to the technical field of orthopaedic traction frames and comprises a traction bow, connecting columns fixedly connected to two ends of the traction bow and traction needles penetrating through internal through holes of the connecting columns. A threaded through hole communicating with the penetrating hole is formed in the side wall of the connecting column, a pushing screw shaft is in threaded connection with the interior of the threaded through hole, one end of the pushing screw shaft is rotationally connected with a sliding block, and one end of the sliding block is fixedly connected with a clamping piece clamped with the annular notch. By arranging the pushing screw shaft, the sliding block and the clamping piece and forming the annular notch in the surface of the traction needle, the pushing screw shaft is rotated to drive the sliding block to move, and then the clamping piece is driven to move, so that the clamping piece is clamped with the annular notch, and the limiting effect of the pushing screw shaft on the traction needle can be enhanced.

The utility model discloses an adjustable wire traction machine, and relates to the technical field of traction machines. The traction device comprises a fixing seat, a traction assembly, a traction cylinder and a fixing piece, and the connection matching relation between all the components is described at the same time. According to the utility model, by rotating the threaded rod, the two rotating arms which are rotatably connected to the first rotating column and the second rotating column rotate in a relatively contracted or expanded state, so that the two groups of moving blocks are driven to be close to or far away from each other, and the threaded rod stops rotating until the peripheral side surfaces of the two traction wheels are in contact with the peripheral side surface of a passing wire; therefore, the distance between the two traction wheels is adjusted, and electric wires of different models can be conveniently dragged. The servo motor is started to drive the threaded lead screw to rotate, the traction frame is driven to move left and right through sliding fit between the guide rail and the rectangular groove and threaded rotating connection between the threaded hole and the threaded lead screw in the rotating process, and the situation that wires are stacked together to affect the winding efficiency of the traction cylinder is avoided.

The utility model relates to the technical field of traction frames, in particular to a traction frame movable joint which comprises a movable arm, and the movable arm and a pin shaft are vertically connected in a fixed structure mode. A fixed arm is arranged on one side of the movable arm, a vertical pin shaft hole is formed in the fixed arm, the pin shaft is sleeved with the vertical pin shaft hole, a locking sleeve is arranged on the side, away from the movable arm, of the fixed arm, a threaded hole meshed with the pin shaft in a threaded mode is formed in the locking sleeve, and a mounting cavity communicated with the outside is formed in the lower portion of the locking sleeve. The lower end face of the pin shaft is provided with the cushion block in a fixed structure mode, the outer wall of the cushion block protrudes out of the peripheral wall of the threaded hole, the traction frame can prevent the operation handle at the connecting position of the traction frame from loosening or disengaging, and stability of the frame body is improved.

The invention discloses a traction repair device for a trenchless pipeline, and mainly relates to the field of pipeline repair. Comprising a traction frame and a curing lamp frame, one side of the traction frame is slidably connected with a connecting frame used for being connected with a repairing hose, a connecting sleeve is arranged on one side of the connecting frame, a plurality of connecting blocks are arranged on the inner wall of the repairing hose, the connecting sleeve is sleeved with an annular air bag, and driving belts are symmetrically arranged in the connecting frame; a plurality of telescopic rods are slidably connected to the side face of the traction frame, a binding head is arranged on the outer side of the traction frame, a fixing block is arranged on the outer wall of the binding head, a binding shaft is rotatably connected to the fixing block, and a binding belt used for fixing a repairing hose to the outside of the binding head is arranged on the fixing block. The pipeline repairing device has the beneficial effects that the technical problem that in the pipeline repairing process, hose repairing operation is complex and inconvenient can be solved, the construction difficulty is lowered, and the pipeline repairing convenience and efficiency are improved.

The utility model belongs to the technical field of strawberry planting, and discloses a seedling lifting device for strawberry seedling culture. The device comprises a traction frame, a transmission box is arranged on the traction frame, a driving shaft is arranged on one side of the transmission box, first transmission shafts are connected to the two sides, perpendicular to the axis of the driving shaft, of the transmission box respectively, first eccentric parts are connected to the sides, away from the transmission box, of the first transmission shafts respectively, and coulter plates are connected to the outer sides of the first eccentric parts through transmission parts. The circle center of the first eccentric part is connected with a transmission wheel through a second transmission shaft, the outer side of the transmission wheel is connected with a second eccentric part, rake tooth connecting rods are symmetrically arranged between the side plates, a plurality of rake teeth are evenly arranged on the rake tooth connecting rods, and the tail end of the second eccentric part is connected to the rake tooth closest to the side plates through a connecting rod. Through traction of traction equipment such as a tractor, in the advancing process, strawberry seedlings are excavated through the coulter plate, then the strawberry seedlings are vibrated up and down through the rake teeth on the rear side, workers only need to collect the strawberry seedlings, and the working efficiency is improved.

The utility model discloses a foot drop prevention device for a Brown traction frame, which comprises a leg placing seat, a connecting seat arranged on the leg placing seat, a first fixing pin movably connected with the connecting seat, a rotating disc movably connected with the free end of the first fixing pin, and an adjusting frame connected with the rotating disc, the utility model relates to a leg adjusting device which comprises an adjusting frame, an adjusting piece arranged on the adjusting frame, a foot placing seat connected with the adjusting piece, a first limiting sleeve arranged on the leg placing seat and a second limiting sleeve arranged on the foot placing seat. By rotating the adjusting frame, the feet of a patient can be in a preset posture, then the first fixing pin is reversely rotated, the adjusting frame is in a fixed state, and in the process, the device does not abut against the bed surface of the Brown type traction frame, so that it is guaranteed that the traction weight exists all the time; therefore, the patient can be pulled while the foot drop symptom of the patient is avoided.

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.