45results about How to "Play a traction role" patented technology

The invention relates to a bracket for orthodontics and discloses a movement-stopping bracket. The movement-stopping bracket comprises a body part, a cover part installed on the body part and a bottomplate installed on the bottom face of the body part, a transverse through arch wire groove is formed in the body part, an adjusting plate receding position is arranged on the side wall of the arch wire groove, a bearing position is arranged at the adjusting plate receding position, an adjusting plate is movably installed at the adjusting plate receding position and connected with a driving rod, the driving rod is matched with the bearing position, and a connector is arranged at one end of the driving rod and fixedly connected with the adjusting plate. According to the movement-stopping bracket, the size of the arch wire groove can be adjusted, and an arch wire is stopped from moving inside the arch wire groove.

The invention relates to a device used in non-vacuum smelt casting oxidizable metal and alloy. Wherein, the furnace has heater and pot; the furnace cover has gas inlet and material inlet; and it has cooler; the bottom of furnace has lower irrigator; the bottom of pot has bottom bowl; the irrigator of bottom bowl contacts the plug rod vertically; the bottom plug rod is connected to the dummy ingot head; the dummy ingot head adjusts the position of plug rod; the bottom bowl is connected to crystallizer connected to the cooler; the crystallizer has graphite sheath and cooling water groove, to reduce the casting ingot temperature; the dummy ingot head has dovetail groove to solidify the fusion as drawing function; the dummy ingot head is connected to adjuster. The invention processes the whole process under protective gas, with low hurt rate and improved quality.

The invention discloses an all-around auxiliary therapeutic apparatus for treating a disease of a cervical spondylosis patient of the orthopedics department in a hospital. The apparatus comprises a casing, the internal part of the casing is provided with a cavity, a top board is arranged in the cavity, a sidewall of the top board located in the cavity is fixedly connected with a slide block, a vertical rod is fixedly connected between the top wall and the bottom wall of the cavity, the vertical rod penetrates through the slide block, one side of the top board is provided with a locking mechanism, an upper sidewall of the top board penetrates through the cavity, extends to the outside, and is fixedly connected with a traverse plate, a lower sidewall of the traverse plate is connected with amobile plate through two telescoping mechanisms, a lower sidewall of the traverse plate is fixedly connected with a second motor, and an output end of the second motor is fixedly connected with a cam. The apparatus is advantageous in that a neck nursing mechanism and a shoulder nursing mechanism are provided, massage processing of the neck and the shoulders of the patient can be realized, the traction work of the chin is realized through the setting of an elastic belt, all-around assistance treatment of the patient is realized, and the treatment effect is more obvious.

The invention discloses a continuous carbon fiber reinforced PEKK prepreg production process and equipment, relates to the technical field of continuous carbon fiber reinforced PEKK prepreg production, and is mainly used for solving the problem that industrial production of continuous carbon fiber reinforced PEKK prepregs cannot be realized in China at present. The continuous carbon fiber reinforced PEKK prepreg production process comprises the following steps: 1, performing unwinding and leveling; 2, performing carding; 3, spreading the yarns and removing a sizing agent; 4, performing gluing; 5, performing primary gum dipping; 6, performing secondary gum dipping; 7, performing cooling; 8, performing online detection; and 9, performing winding. The equipment structurally comprises a creel, a guide roller set, a grate, a high-temperature drying oven, gluing molds, an extrusion dipping roller set, a dipping device, a cooling platform, an online detector, a traction roller set and a winding device. According to the continuous carbon fiber reinforced PEKK prepreg production process and equipment provided by the invention, the industrial production of the continuous carbon fiber reinforced PEKK prepreg can be completed by utilizing the process and the equipment.

The invention relates to a traction crutch which comprises a handheld handle, a crutch rod and a triangular bracket and is characterized in that a power supply and a micro motor are arranged in the handheld handle; a turntable is arranged on the micro motor; a pull rope is connected to the turntable; a movable sleeve rod and a spring are arranged in the crutch rod, and the top part of the movable sleeve rod is connected with that of an inner cavity of the crutch rod through a spring; the tail end of the pull rope is connected to the top part of the movable sleeve rod; a hook is arranged at the tail part of the movable sleeve rod; the triangular bracket is arranged on the hook. After the structure is adopted, through the matching of the micro motor and the spring, the movable sleeve rod can extend or retract in the crutch, so that when middle-aged and aged people go up and down stairs or climb mountains, a handrail or a tree can be firstly hooked by the hook at the front end of the crutch rod, then the power supply is switched on, and the motor drives the movable sleeve rod to retract into the crutch rod, so that a certain traction role is played, and the middle-aged and aged people are helped to climb the mountains or the stairs.

The invention relates to the field of bridge construction, and particularly discloses a hydraulic bridge pier protection device. The hydraulic bridge pier protection device comprises a bridge pier with the lower end immersed in the water surface, the bridge pier is sleeved with an annular bearing table, symmetrical first transverse grooves are formed in the two side walls of the bearing table, thefirst transverse grooves are horizontally formed, pressurizing rods are slidably connected into the first transverse grooves, protective plates are fixed at the end parts of the pressurizing rods, hydraulic cavities are formed under the first transverse grooves correspondingly and communicate with the corresponding first transverse grooves correspondingly, second transverse grooves parallel to the first transverse grooves are formed in the two side walls of the bearing table correspondingly and located under the first transverse grooves, L-shaped water outlet pipes are arranged in the secondtransverse grooves, the vertical ends of the water outlet pipes communicate with the hydraulic cavities, the water outlet pipes and the first transverse grooves are immersed under the water surface, circular pressurizing plates are fixed to the ends of the water outlet pipes, and water spraying holes are formed in the circle centers of the pressurizing plates. The hydraulic bridge pier protectiondevice solves the problem that when a ship impacts a pier, kinetic energy of the ship is too large, and consequently the pier is greatly damaged.

The invention relates to a pillow for treatment on cervical spondylosis. The pillow for the treatment on the cervical spondylosis comprises a pillow interior and a pillowcase. The pillow interior is composed of a cuboid on the lower portion of the pillow interior and an arc surface body on the upper portion of the pillow interior. The pillowcase is sleeved outside the pillow interior and made from soft material. The pillow for the treatment on the cervical spondylosis has the advantages that a special cross section shape is adopted, when the pillow is used, the head of a person is suspended in midair, the neck is lifted up, the pillow plays a role of traction, and the pillowcase made from the soft material has the function of vascular protection; and rear earth metal blocks are adopted for the pillow, and the pillow is enabled to have regulating effect for human body functions and tumor inhibition effect for the human body.

The invention discloses a pesticide spraying machine for spraying pesticide to intercropped crops, the pesticide spraying machine comprises a rack and a plurality of pesticide spraying assemblies, the plurality of pesticide spraying assemblies are arranged on the rack in parallel, the two sides of each pesticide spraying assembly are both provided with baffles, and any two adjacent pesticide spraying assemblies act on different crops; the pesticide applying assembly comprises a protective cover and a plurality of nozzles; the protective cover is in an n shape, and the multiple nozzles are installed on the inner walls of the top and the two side portions of the protective cover. According to the scheme, nozzles of different pesticide applying assemblies are surrounded in different spaces, pesticide applying liquid medicine is thoroughly isolated in the pesticide applying process, soybeans and corn can be effectively protected, meanwhile, the nozzles are arranged on the top and the side of each pesticide applying assembly, the pesticide applying liquid medicine can be sprayed to the upper sides and the roots of crops, and the pesticide applying efficiency is improved. A better effect can be achieved, and the problem that pesticide application is difficult in strip-shaped composite planting of soybeans and corn is solved.

The invention discloses a device for improving yarn flexibility. The device for improving the yarn flexibility comprises a pay-off unit, a soaking unit, a soothing and ironing unit, a traction transition unit and a take-up unit, wherein the pay-off unit, the soaking unit, the soothing and ironing unit, the traction transition unit and the take-up unit are sequentially arranged from left to right.In the device, yarns to be treated in the pay-off unit sequentially pass through the soaking unit, the soothing and ironing unit and the traction transition unit; each yarn passing through the soakingunit can be fully soaked in a smoothing agent; the soaked yarns enter the soothing and ironing unit and are sequentially wound on a first soothing and ironing cylinder, a second soothing and ironingcylinder and the third soothing and ironing cylinder, the yarns are subjected to soothing, ironing and drying, then are combed by the traction transition unit and enter the take-up unit, the softeningperformance of the yarns is improved, and the processing efficiency of the yarns is improved by adopting the treatment method. The flexibility of the yarns is also improved, so that the surfaces of the yarns are smooth and the color of the yarns is bright.

The invention provides an arm muscle stretching training auxiliary device. The device comprises a shoulder pad belt, an elbow pad sleeve, gloves, an elastic rope and a limiting ring. The two ends of the elastic rope are fixedly connected with the shoulder pad belt and the gloves respectively. The limiting ring is arranged on the outer side of the elbow pad sleeve. The elastic rope penetrates through the limiting ring. Through the auxiliary device, an arm muscle stretching exerciser can conduct muscle training on the arms while conducting action exercise, so that the arm muscle stretching exercise effect is improved.

The invention discloses a self-repairing type insulation treatment process for a motor rotor, and belongs to the technical field of rotors. According to the self-repairing type insulation treatment process, a detection line is doped into a molten raw material, the molten raw material is pre-buried into a parison after being extruded, and then a compressed gas is introduced into a mold to blow up the parison, and due to blow-up stretching of the parison, the detection line is pre-broken so that initiating detection of a spalling phenomenon of the parison is performed. Once the spalling phenomenon occurs, the compressed gas enters the detection line along the spalling area for filling, and then the pre-filled molten raw material is extruded by utilizing the internal expansion action so that the molten raw material is forced to flow out to the spalling area for material supplementation. Good combination with the parison under extrusion action of the compressed gas is realized, the spalling area can be automatically repaired in the blow-up process, on one hand, the spalling area can be prevented from being further expanded, the quality of the product can be improved, and on the other hand, the mechanical strength can be effectively improved through embedding in the product.

The invention discloses a lower limb traction device for preventing the valgus of feet. The device comprises a mounting plate, one end of the upper surface of the mounting plate is connected with a sponge cushion layer in a bonding manner; pulling-up assemblies are arranged on the two sides of the middle of the upper surface of the mounting plate correspondingly, traction assemblies are arranged on the two sides of the other end of the upper surface of the mounting plate correspondingly, a controller is fixedly connected to the other end of the upper surface of the mounting plate, a limiting groove is formed in the other side of the mounting plate, and a first motor is arranged at one end of the limiting groove. According to the invention, the traction assembly is arranged on the mountingplate; a traction plate on the traction assembly can play a traction role on the legs of the patient; the detachable attaching plate is arranged on the traction plate, the coating sleeve on the attaching plate can fix the feet of a patient, the situation that the feet of the patient are turned outwards to form a splayed shape in the traction process is avoided, when the coating sleeve is damaged,the attaching plate is convenient to detach and replace, and the working efficiency of the device is not affected.

The invention provides a fire-resistant cloth drying device comprising a front plate and a rear plate. A limit mechanism, a drying mechanism, a flat-pressing mechanism and a receiving mechanism are arranged between the front plate and the rear plate in the conveying direction of a fire-resistant cloth in sequence, and the limit mechanism comprises a left limit roller, a right limit roller, a conveyor belt group, a front limit part and a rear limit part; the drying mechanism comprises a drying plate, and the flat-pressing mechanism comprises a flat-pressing support plate, a flat-pressing transverse plate, a flat-pressing cylinder, an upper flat-pressing roller and a lower flat-pressing roller; and the receiving mechanism comprises a receiving roller. The fire-resistant cloth drying device has the beneficial effects that the fire-resistant cloth can be limited through the limit mechanism, and the transferred fire-resistant cloth can be blow-dried by fans; guide rollers can play a role intraction of a curtain cloth, and meanwhile flat-pressing parts can be used for flat-pressing the curtain cloth; and the fire-resistant cloth is prevented from wrinkling.

The invention discloses a liftable main side brush independent mechanism which comprises a platform body, a mounting frame is arranged under the platform body, a main side brush box is arranged below the mounting frame, a brush disc mechanism is arranged at the front end of the main side brush box, a connecting arm is arranged between the main side brush box and the brush disc mechanism, an auxiliary pressing device is arranged between the connecting arm and the mounting frame, a suspension lifting mechanism is arranged between the main side brush box body and the mounting frame, a cleaning device is arranged in the main side brush box body, a plurality of baffles are arranged close to the bottom end of the main side brush box body, and a baffle lifting device is arranged on the bottom end face of the platform body. The main side brush independent mechanism has the beneficial effects that the main side brush mechanism can be better attached to the ground, abrasion of the main side brush box body can be reduced in a non-operation state, and disassembly is more convenient when maintenance is needed.

The invention relates to a grain circulation intelligent drying machine which comprises a grain storage bin and a drying bin communicating with the grain storage bin, a grain distribution bin is arranged at the lower end of the drying bin and comprises an outer box body fixedly arranged at the lower end of the drying bin, a fixing frame is arranged in the outer box body, a grain distribution opening is formed in the lower end of the fixing frame; a drying circulation bin and a grain outlet bin are fixedly arranged in the outer box body and are both arranged below the grain distribution opening, and a grain distribution device is arranged at the grain distribution opening. The grain distribution device at a grain outlet can separate dried grains from non-dried grains, the dried grains enter the grain outlet bin to be discharged, the non-dried grains enter the drying circulation bin, therefore the grains in different states can be discharged in a classified mode, after the grains are dried, new grains needing to be dried can be immediately put in, and the drying efficiency can be improved.

A traction crutch includes a hand handle, a crutch rod and a tripod support, which is characterized in that the hand handle is provided with a power supply and a micro motor. The micro motor is provided with a rotating disk. The rotating disk is connected with a pull rope. The inner of the crutch is provided with a movable sleeve and a spring. The top of the movable sleeve is connected with the top of the inner cavity of crutch rod through the spring. The end of the pull rope is connected with the top of the movable sleeve. The end of the movable sleeve is provided with a hook. The tripod support is arranged on the hook. The movable sleeve can elongate or shorten in the crutch through the coordination of the micro motor and the spring after using the structure. Thus the middle-aged and elderly people can firstly use the hook at the front portion of the crutch rod for hooking railings or trees when going up and down stairs or climbing mountains, and then turns on electricity through retracting the movable sleeve rod into the crutch rod by an electric motor, which can play a certain role in traction to help the middle-aged and elderly people climb mountains or mount the stairs.

The invention relates to the spinning field, in particular to a spinning bobbin reversing device. The device can effectively elevate a plurality of spinning bobbins, time and labor are saved, and the production efficiency is improved easily. The spinning bobbin reversing device structurally comprises a flat plate, a vertical rod is arranged on the flat plate, and a pulley is hinged to the upper end of the vertical rod. A sliding way is embedded in the left side of the vertical rod, and a sliding plate protruding leftwards is arranged in the sliding way. Hooks are hinged to the two sides of the sliding plate, and the hooks are matched with hanging lugs on a material storage tank at the lower portion. A discharging port is formed in the left side of the material storage tank, and a side cover is hinged to the upper edge of the outer side of the discharging port through a hinge shaft. An N-pole magnetic block is arranged at the bottom of the side cover, and an S-pole magnetic block matched with the N-pole magnetic block is arranged at the bottom of the material storage tank. The device is easy to operate, convenient to use and suitable for elevating various materials.

The novel cupping device comprises a placing platform, supporting columns are arranged at the four ends of the bottom of the placing platform, connecting frames are arranged between the supporting columns, baffles are arranged on the front side and the rear side of the top end face of the placing platform, a control box is arranged on the rear side of the placing platform, and an extension plate is arranged on the front end face of the top of the control box. A temperature control screen is arranged on one side of the control box, an adjusting box is arranged on the top end face of the control box, and an adjusting rod is arranged at the bottom of the adjusting box; according to the novel cupping device for the traditional Chinese medicine, by arranging the adjusting box, different from previous manual operation, more convenience and rapidness are achieved; a baffle, a clamping part, a clamping groove and a placing platform are arranged, so that the bearing plate moves more stably, and the force applied to cupping operation is more balanced; the vacuum treatment end is arranged, so that the interior of the vacuum treatment end is kept in a vacuum negative pressure state, and normal cupping operation can be ensured; by arranging the bearing plate and the internal components, a good limiting function is achieved, and the cupping end can be stably installed in the cupping device so as to play a role.

The invention discloses garment processing cloth cutting equipment. The garment processing cloth cutting equipment comprises a main table top, an auxiliary table top, a cutter shank and a blade; firstfoot stands are respectively arranged on corners of the bottom end of the main table top; the auxiliary table top is arranged in front of the main table top; second foot stands are respectively arranged on corners of the bottom end of the auxiliary table top; first brackets are respectively arranged at both left and right sides of the rear end of the top surface of the main table top; first fixedshafts are respectively arranged at the top ends of the inner walls of the first brackets; a cloth roll is arranged between the first fixed shafts; second brackets are arranged in front of the firstbrackets; second fixed shafts are respectively arranged at the top ends of the inner walls of the second brackets; a transition roll is arranged between the second fixed shafts; third brackets are arranged in front of the second brackets; chutes are formed inside the third brackets; the cutter shank is arranged at the top ends of the chutes; the blade is arranged at the bottom end of the cutter shank; a cutter groove is formed below the cutter shank; and correction plates are respectively arranged at both left and right sides of the cutter groove. The garment processing cloth cutting equipmentis simple in structure and can cut original cloth by the self, and working efficiency is effectively improved.

The invention belongs to the field of autonomous underwater robots, and particularly relates to a modular slideway capture rod type recovery device for an autonomous recovery underwater robot, which comprises a fixed frame, and a slideway mechanism, a lead screw sliding table hoisting mechanism and a clamping mechanism which are respectively mounted on the fixed frame, and the three mechanisms work cooperatively; a butt joint rod is driven by the sliding table to move forwards, the butt joint rod plays a main traction role, a belt plays an auxiliary traction and supporting role, the butt joint rod and the belt jointly allow the underwater robot to move into the fixed frame, the butt joint rod and a long sliding table make contact and drive the long sliding table to move forwards together, and the long sliding table is connected with clamping frames through a rope via a fixed pulley. The clamping frames on the two sides get close to each other along the short guide rails under the action of the pulling force of the ropes, the clamping and limiting of the underwater robot are completed, and the three mechanisms cooperate with each other to jointly complete the recovery of the underwater robot. The device is simple in overall structure, reliable in performance, convenient to maintain and high in practicability.

The invention belongs to the field of autonomous underwater robots, in particular to a modular slideway capture rod type recovery device for autonomously recovering underwater robots, comprising a fixed frame, a slideway mechanism and a lead screw respectively installed on the fixed frame The sliding table hoisting mechanism and the clamping mechanism, the three mechanisms work together, the docking rod moves forward driven by the sliding table, the docking rod plays the main traction role, and the belt plays the auxiliary traction and support role, which together make the underwater robot move to the inside of the fixed frame Move, the docking rod comes into contact with the long sliding table and drives it to move forward together. The long sliding table is connected with the clamping frame by the rope through the fixed pulley. The clamping limit of the underwater robot, the three mechanisms cooperate with each other to complete the recovery of the underwater robot. The invention has the advantages of simple overall structure, reliable performance, convenient maintenance and strong practicability.

The invention discloses a braking device for a new energy vehicle, comprising a frame and a fixing frame. The fixing frame is fixed on the outer wall of the frame; the pressing plate is pivotally connected in the frame; the transmission part is arranged in the fixing frame; The auxiliary support frame is fixed at the bottom of the inner cavity of the frame; the positioning member is pivotally connected to the upper edge of the frame and is slidably matched with the pressing plate; the friction member is fixed on the upper side of the other end of the pressing plate; It includes a first adjustment seat, the first adjustment seat is fixed on the upper end of the pull rod; the second adjustment seat is fixed in the middle of the pull rod; the friction piece includes an installation frame, and also includes a second side plate, and the second side plate is fixed on the lower side of the installation frame The first screw is screwed into the second side plate; a plurality of first screws are arranged along the length of the second side plate; the bearing plate is fixed at the bottom of the inner cavity of the mounting frame; the friction block is fixed on the bearing plate The upper side of the plate; the adjustment block is fixed between two adjacent friction blocks.

The invention relates to the technical field of heaters, and discloses a temperature-adjustable heater. The heater comprises a junction box and a base, and the bottom of the junction box is fixedly connected with a sealing disc. According to the temperature-adjustable heater, by arranging a first motor, a movable shaft, a connecting block, a top plate and a fixing block, when a heating pipe is prepared to be installed, the first motor is started firstly, so that the first motor drives the movable shaft, the connecting block, the top plate and the fixing block to rotate, when the top plate is in a vertical state, a connecting plate can be placed into an installation groove, then the first motor rotates reversely, and the fixing block rotates to a position over the connecting plate; and by arranging a spring, a limiting plate and a limiting rod, the limiting rod can slowly move into a clamping groove, the fixing block continues to rotate, the spring can be compressed, the limiting effect of the limiting rod on the connecting plate is improved, and only the first motor needs to be rotated reversely in the disassembly and assembly process, the heating pipe can be taken out when the top plate is in a vertical state, so the whole heater achieves the purpose of being convenient to install.

The invention discloses auxiliary climbing equipment for a building tower crane. The auxiliary climbing equipment for the building tower crane comprises a supporting rod; the supporting rod comprisesa sleeve and extension rods which are movably inserted into the two ends of the interior of the sleeve in a penetrating mode; two symmetrically-arranged strip-shaped holes are formed in the middle ofthe lower end of the sleeve; adjusting pieces for adjusting the positions of the extension rods are arranged in the interiors, corresponding to the strip-shaped holes, of the sleeve; and clamping plates are arranged at the ends, away from the sleeve, of the extension rods. The auxiliary climbing equipment for the building tower crane is simple in structure, a safety rope on the body of a worker can be fixed, and a buckle does not need to be constantly released and buckled; the equipment can be used during upward climbing and downward climbing, can be timely clamped to a crawling ladder, protects the worker, prevents the worker from falling, is beneficial to improving the climbing speed and saving time, and is capable of fixing an external plumb bob, so the vertical deviation of the tower crane can be measured, the working efficiency is high, the labor cost can be reduced and use is convenient.

The invention provides a glass tube twisting device applied to the technical field of production and processing of glass products. A device base (1) of the glass tube twisting device is provided with two driving members (2); the two driving elements (2) are respectively provided with a pressure roller I (3) and a pressure roller II (4); the pressure roller I (3) and the pressure roller II (4) are in X-shaped arrangement; roll surfaces of the pressure roller I (3) and the pressure roller II (4) are close to each other; the pressure roller I (3) and the pressure roller II (4) are set to be of structures with opposite rotation directions; and the two driving elements (2) are respectively connected with a controller (5) for controlling the two driving elements (2) to start and stop. According to the glass tube twisting device disclosed by the invention, twisting structures can be processed on glass tube original pieces conveniently and quickly, and the processing efficiency of glass tubes is improved; meanwhile, the device disclosed by the invention is simple in structure, high in reliability and high in processing efficiency, and the manpower cost is reduced.

The invention discloses a rehabilitation robot used for neck rehabilitation training, and belongs to the technical field of rehabilitation training robot equipment. The rehabilitation robot used for neck rehabilitation training can be arranged on the neck of a patient in a sleeving mode, a driving motor is pulled in a reciprocating mode through forward and reverse rotation of a winding disc, and the driving motor simultaneously pulls two driving boxes. Under the action of force, the two driving boxes pull respectively pull blocks fixedly connected with the two driving boxes, so that the diameter of an elastic driving rod which forms a circle in a surrounding mode is gradually reduced, a plurality of limiting sleeves are pulled while the diameter of the elastic driving rod is reduced, and the plurality of bent limiting sleeves push a plurality of ejector rods to ascend respectively; the upper part of the neck of the patient is supported through a supporting plate, so that a certain traction effect is achieved, and the purpose of neck rehabilitation training is achieved; the robot is easy to operate, the situation that the patient needs to go to a fixed place for rehabilitation training is avoided, meanwhile, the structure is small and exquisite, the manufacturing cost is low, and rehabilitation training can be conducted on the neck anytime and anywhere.

The invention discloses a waveform type medical traction pad and relates to the field of a medical nursing device. The waveform type medical traction pad comprises a base plate at the bottom; an airbag is arranged above the base plate; the airbag is internally provided with twisting devices which are symmetrically distributed; one side of the airbag is communicated with an air guide pipe; the other end of the air guide pipe is communicated with an air pump; exhausting holes, which are uniformly distributed, are formed in an upper surface of the airbag; each twisting device comprises a torque motor which is fixedly connected with the bottom of the airbag; an output end of each torque motor is connected with a spiral-line-shaped control rod; an auxiliary chain sleeves each control rod; each auxiliary chain comprises a plurality of rectangular connecting frames which are in sleeving joint with the corresponding control rod; two sides of each two adjacent connecting frames are connected through a connecting chain; two ends of each connecting chain are in rotatable connection with the connecting frames at two sides. The waveform type medical traction pad has the beneficial effects that the structure is simple, a supporting position is automatically pushed and the air ventilation effect is good; meanwhile, the waveform type medical traction pad has a very good auxiliary recovery effect and nursing burdens of patients and medical personnel are alleviated.

The invention discloses a fiber dyeing device for spinning, and relates to the field of spinning. The fiber dyeing device comprises an outer shell, wherein transverse I-shaped notches are formed in two ends of the outer shell to serve as a feed port and a discharge port, guide wheels are arranged at two ends in the outer shell, a traction mechanism is further arranged, the interior of the outer shell is divided into a dyeing cavity and a drying cavity by a middle partition plate, a heating component used for supplying heat is arranged on the upper side of the outer shell, and a plurality of hot air nozzles in communication with the heating component are arranged in the outer shell. According to the device, a soft cushion coloring layer is arranged to dye filamentous fibrous materials in adip dyeing mode, dyeing is uniform and thorough, and the efficiency is high; the filamentous fibrous materials before and after dyeing are both roller-shaped, which is convenient for previous and subsequent processing; the traction mechanism is arranged, so that the traction effect is achieved at the beginning, and processing is more convenient.