CN113996023A - Active ankle joint rehabilitation training device - Google Patents

Active ankle joint rehabilitation training device Download PDF

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Publication number
CN113996023A
CN113996023A CN202111339174.7A CN202111339174A CN113996023A CN 113996023 A CN113996023 A CN 113996023A CN 202111339174 A CN202111339174 A CN 202111339174A CN 113996023 A CN113996023 A CN 113996023A
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CN
China
Prior art keywords
fixedly connected
sliding
block
sliding block
rotating shaft
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Pending
Application number
CN202111339174.7A
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Chinese (zh)
Inventor
毕锋莉
贾竹亭
陈雪
焦媛
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Binzhou Medical University Hospital
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Binzhou Medical University Hospital
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Application filed by Binzhou Medical University Hospital filed Critical Binzhou Medical University Hospital
Priority to CN202111339174.7A priority Critical patent/CN113996023A/en
Publication of CN113996023A publication Critical patent/CN113996023A/en
Pending legal-status Critical Current

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    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B23/00Exercising apparatus specially adapted for particular parts of the body
    • A63B23/035Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
    • A63B23/04Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
    • A63B23/08Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs for ankle joints
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B21/00Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
    • A63B21/02Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters
    • A63B21/045Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters having torsion or bending or flexion element
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B21/00Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices
    • A63B21/02Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters
    • A63B21/055Exercising apparatus for developing or strengthening the muscles or joints of the body by working against a counterforce, with or without measuring devices using resilient force-resisters extension element type
    • AHUMAN NECESSITIES
    • A63SPORTS; GAMES; AMUSEMENTS
    • A63BAPPARATUS FOR PHYSICAL TRAINING, GYMNASTICS, SWIMMING, CLIMBING, OR FENCING; BALL GAMES; TRAINING EQUIPMENT
    • A63B23/00Exercising apparatus specially adapted for particular parts of the body
    • A63B23/035Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously
    • A63B23/04Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs
    • A63B23/08Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs for ankle joints
    • A63B23/085Exercising apparatus specially adapted for particular parts of the body for limbs, i.e. upper or lower limbs, e.g. simultaneously for lower limbs for ankle joints by rotational movement of the joint in a plane substantially parallel to the body-symmetrical-plane

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  • Health & Medical Sciences (AREA)
  • Orthopedic Medicine & Surgery (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biophysics (AREA)
  • Rehabilitation Tools (AREA)

Abstract

The invention relates to the field of ankle rehabilitation, in particular to an active ankle joint rehabilitation training device. The technical problem of the invention is that: an active ankle joint rehabilitation training device for adjusting load strength according to the self condition of a patient and different rehabilitation periods. The technical scheme is as follows: the utility model provides an initiative type ankle joint rehabilitation training device, is equipped with two backup pads including bottom plate, backup pad, pedal mechanism and load mechanism altogether, and two backup pads rigid coupling are about two in the bottom plate upper surface respectively, and pedal mechanism sets up in the anterior top of bottom plate, and load mechanism sets up in bottom plate upper surface rear portion, pedal mechanism and load mechanism machinery cooperation. According to the invention, the treading mechanism is arranged, so that the feet of a patient can be prevented from shaking left and right and sliding forwards to cause secondary damage to the ankles of the patient, the torsion assembly is arranged, the load mechanism is arranged, the magnitude of the changed load force is changed, the reduction mechanism is arranged, the reset speed of the pedal plate is reduced, and the secondary damage to the ankles of the patient is avoided.

Description

Active ankle joint rehabilitation training device
Technical Field
The invention relates to the field of ankle joint rehabilitation, in particular to an active ankle joint rehabilitation training device.
Background
The ankle joint is human important bearing joint, and in daily life, the ankle joint is very easily injured, after the ankle joint operation, needs carry out rehabilitation training to patient's ankle, if the recovery of ankle is improper, can lead to ankle joint's unstability, arouses the myasthenia easily, in daily life, the ankle joint also very easily sprains, can bring continuous injury to ankle joint, can lead to ankle arthritis when serious, lead to the difficulty of walking.
Ankle joint rehabilitation training has played an important role in the treatment in the later stage, when rehabilitation training, if load strength undersize can reduce recovered efficiency, load power is too big will cause the secondary injury to patient's ankle, present initiative type rehabilitation device realizes ankle joint's diversified activity, and carry out strength training to ankle joint, current device can not carry out corresponding regulation according to patient's different recovered period, patient's age difference at the training in-process, the crowd of inconvenience difference uses.
Therefore, it is highly desirable to design an active ankle joint rehabilitation training device that performs load force adjustment according to different periods of patient's rehabilitation and self-condition.
Disclosure of Invention
In order to overcome the defect that the load force cannot be timely adjusted according to the self condition and different rehabilitation periods of a patient, the invention has the technical problems that: provided is an active ankle joint rehabilitation training device which adjusts the load force according to the different periods of the patient's rehabilitation and the patient's condition.
The technical implementation scheme of the invention is as follows: the utility model provides an initiative type ankle joint rehabilitation training device, is equipped with two backup pads including bottom plate, backup pad, pedal mechanism and load mechanism altogether, and two backup pads rigid coupling are about two in the bottom plate upper surface respectively, and pedal mechanism sets up in the anterior top of bottom plate, and load mechanism sets up in bottom plate upper surface rear portion, pedal mechanism and load mechanism machinery cooperation.
Further, the pedal mechanism comprises a first support frame, a first rotating shaft, a first fixed block, a fixed plate, a torsion assembly, a pedal plate, L-shaped sliding blocks, a second tension spring, a tension bar, a sliding bar and a first spring, wherein the first support frame is fixedly connected to the front part of the upper surface of the base plate, the first rotating shaft is rotatably connected to the upper part of the first support frame, the first fixed block is fixedly connected to the middle part of the first rotating shaft, the fixed plate is fixedly connected to the upper surface of the first fixed block, the torsion assembly is arranged on the upper surface of the fixed plate, the pedal plate is arranged above the fixed plate, the left wall and the right wall of the pedal plate are respectively provided with a sliding groove, the two L-shaped sliding blocks are respectively and slidably connected to the sliding grooves on the two sides of the pedal plate, the second tension spring is fixedly connected between the L-shaped sliding blocks and the pedal plate, the two second tension springs are respectively positioned in the sliding grooves on the two sides of the pedal plate, and the tension bar is fixedly connected between the upper surfaces of the two L-shaped sliding blocks, two sliding grooves are respectively formed in the left portion and the right portion of the upper surface of the pedal plate, sliding strips are connected in the sliding grooves on the same side of the pedal plate in a sliding mode, four first springs are arranged in the sliding grooves, two first springs are fixedly connected between the sliding strips and the pedal plate, and the four first springs are located in the four sliding grooves of the pedal plate respectively.
Furthermore, soft rubber is arranged between the inner surfaces of the sliding strips, and friction force is provided.
Further, the torsion component comprises a first fixed shell, a second rotating shaft, a first torsion spring, a third rotating shaft, a first arc-shaped rack, a fixed shaft, a rotating sleeve, a second torsion spring, a second arc-shaped rack, a second fixed block, a second fixed shell, a first spline shaft, a first tension spring and a first limiting block, wherein the first fixed shell is fixedly connected to the rear part of the upper surface of the fixed plate, the second rotating shaft is rotatably connected to the inner surface of the first fixed shell, the second rotating shaft is fixedly connected with the pedal plate, a first torsion spring ring is sleeved on the second rotating shaft, two ends of the first torsion spring are respectively fixedly connected to the first fixed shell and the second rotating shaft, the third rotating shaft is fixedly connected to the front part of the lower surface of the pedal plate, the lower part of the third rotating shaft is fixedly connected with the first arc-shaped rack, the fixed shaft is fixedly connected to the front part of the upper surface of the fixed plate, the rotating sleeve is rotatably connected to the upper part of the fixed shaft, the second torsion spring ring is sleeved on the fixed shaft, two ends of the second torsion spring are respectively fixedly connected to the fixed shaft and the rotating sleeve, the surface rear portion rigid coupling of rotating the cover has second arc rack, first arc rack and the meshing of second arc rack, second fixed block rigid coupling in fixed plate front end, second fixed block upper surface rigid coupling has the second set casing, the spline groove has been seted up on the upper portion of second set casing, the upper portion sliding connection of second set casing has first integral key shaft, the rigid coupling has first extension spring between first integral key shaft and the second set casing, first extension spring is located the spline groove of second set casing, the upper end rigid coupling of first integral key shaft has first stopper, the square groove cooperation that first stopper and running-board were seted up.
Further, load mechanism is including third arc rack, the second support frame, the gear, the band pulley, the fourth pivot, the leading wheel, mount and gravity adjustment assembly, third arc rack rigid coupling is in the lower surface of fixed plate, second support frame rigid coupling is anterior in the bottom plate upper surface, second support frame upper end rotates and is connected with the gear, the right flank rigid coupling of gear has the band pulley, second support frame sub-unit rotates and is connected with the fourth pivot, fourth pivot rigid coupling has the leading wheel, the mount rigid coupling is at bottom plate upper surface rear portion, the upper portion of mount is provided with gravity adjustment assembly, gravity adjustment assembly and band pulley rigid coupling.
Further, the gravity adjusting component comprises a guide rod, a sliding sleeve, a first sliding block, a second sliding block, a third tension spring, a fourth tension spring, a fifth tension spring, a second limiting block, a circular limiting block, a soft rope and a limiting clamp, wherein the two guide rods are arranged in total, the two guide rods are fixedly connected to the upper part of the fixing frame, the guide rods are provided with three groups of sliding sleeves in a sliding manner, the lower ends of the three groups of sliding sleeves from front to back are fixedly connected with the first sliding block, the second sliding block and the third sliding block respectively, the second sliding block is in contact with the first sliding block and the third sliding block respectively, the rear side of the first sliding block and the left and right parts of the fixing frame are fixedly connected with the third tension spring respectively, the rear side of the second sliding block and the left and right parts of the fixing frame are fixedly connected with the fourth tension spring respectively, the rear side of the third sliding block and the left and right parts of the fixing frame are fixedly connected with the fifth tension spring respectively, and the third tension spring passes through the second sliding block and the third sliding block, a fourth tension spring passes through a third sliding block and is provided with two second limiting blocks, the two second limiting blocks are fixedly connected with the rear part of the upper side of the guide rod respectively, the second limiting block is positioned at the rear side of the third sliding block, the middle parts of the first sliding block, the second sliding block and the third sliding block are all provided with through holes, the circular limiting blocks are connected with the through holes arranged on the first sliding block, the second sliding block and the third sliding block in a sliding way, the front end of the circular limiting block is fixedly connected with a soft rope, the soft rope bypasses the guide wheel, the upper end of the soft rope is fixedly connected with a belt wheel, the upper surfaces of the first sliding block, the second sliding block and the third sliding block are provided with circular holes, the upper sides of the circular limiting blocks are provided with circular holes matched with the upper sides of the circular limiting blocks, and the limiting clamp is connected with the circular holes arranged on the second sliding block in a sliding way, the circular limiting block is in sliding fit with the first sliding block, the second sliding block and the third sliding block respectively.
Further, the leg support device comprises a leg support mechanism, wherein the leg support mechanism comprises guide plates, an electric slide block, an electric push rod, a second spline shaft, a slide sleeve, a second spring, a support block, a fifth rotating shaft, a third torsion spring and a U-shaped leg support, the two guide plates are respectively fixedly connected to the rear part of the upper surface of the support plate, the upper parts of the two guide plates are respectively provided with a chute, the electric slide block is respectively and slidably connected in the chutes respectively arranged on the upper parts of the two guide plates, the electric push rod is fixedly connected to the upper surface of the electric slide block, the fifth rotating shaft is fixedly connected to the upper end of the electric push rod telescopic rod on the right side, the slide sleeve is slidably connected to the left part of the second spline shaft, the cylindrical limit rod is arranged on the left side of the slide sleeve, the second spring ring is sleeved on the fifth rotating shaft, the two ends of the second spring are respectively and fixedly connected to the telescopic rod and the slide sleeve of the electric push rod, and the left end of the fifth rotating shaft is slidably connected to the support block, the upper end of the left electric push rod telescopic rod is rotatably connected with a fifth rotating shaft, the right end of the fifth rotating shaft is also fixedly connected with a supporting block, a third torsion spring ring is sleeved on the fifth rotating shaft, two ends of the third torsion spring are respectively and fixedly connected with the upper end of the left electric push rod telescopic rod and the left supporting block, a U-shaped leg support is fixedly connected between the upper surfaces of the two supporting blocks, a circular blind hole is formed in the right side surface of the supporting block on the right side, and a cylindrical limiting rod of the sliding sleeve is matched with the circular blind hole of the supporting block on the right side.
Further, a spongy cushion is arranged on the inner arc surface of the U-shaped leg support.
The furtherly, still including reduction gears, reduction gears is including the holding ring, the third fixed block, the rotating turret, the elliptical sheet, rectangular shell, friction strip and third spring, the front side of mount is located to the holding ring, the holding ring rigid coupling is in soft rope, holding ring downside rigid coupling has the third fixed block, the anterior rotation of third fixed block is connected with the rotating turret, the downside rigid coupling of rotating turret has the elliptical sheet, be equipped with two rectangular shells altogether, the place ahead of elliptical sheet is located to two rectangular shells, two portions about two rectangular shell rigid couplings are in the bottom plate, the spout has been seted up respectively to the medial surface of two rectangular shells, be equipped with two friction strips altogether, two friction strips sliding connection are in the spout of rectangular shell respectively, two friction strips contact each other, be equipped with a plurality of third spring altogether, the equal rigid coupling in rectangular shell and friction strip in the both ends of a plurality of third spring.
Furthermore, the back side of the elliptical sheet is provided with a round chamfer, and the two sides of the elliptical sheet are respectively provided with a rubber sheet, so that friction force is achieved.
Compared with the prior art, the invention has the following advantages: the invention can prevent the feet of the patient from shaking left and right and sliding forwards to cause secondary injury to the ankles of the patient by arranging the trampling mechanism, fastening the instep of the patient and the sliding strip on the left and right sides of the feet of the patient by the elastic strip when the patient carries out rehabilitation training, preventing the feet of the patient from shaking left and right and sliding forwards to cause secondary injury to the ankles of the patient by arranging the torsion assembly, realizing the all-round rehabilitation training of the injured ankles of the patient by twisting the pedal plate left and right by the feet of the patient along the second rotating shaft, preventing the unstable ankle joints of the patient caused by improper rehabilitation of the patient, arranging the loading mechanism, placing the limit card into the through holes arranged at the upper parts of the sliding blocks at different positions by medical personnel, changing the magnitude of the loading force, placing the legs of the patient on the U-shaped leg supports by arranging the leg supporting mechanism, adjusting the positions of the U-shaped leg supports according to the self condition of the patient, and preventing the weight of the legs of the patient from completely pressing the ankles of the patient, make patient's ankle receive the secondary damage, through setting up reduction gears, avoid making the running-board reset too fast under the elasticity of third extension spring, take place the friction through elliptical disk and rubbing strip, slow down the speed of resetting of running-board, avoid causing the secondary damage to patient's ankle.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
Fig. 2 is a partial perspective view of the present invention.
Fig. 3 is a perspective view of the torsion assembly of the present invention.
Fig. 4 is a partially cut-away perspective view of the torsion assembly of the present invention.
FIG. 5 is a schematic perspective view of the pedal mechanism of the present invention.
Fig. 6 is a partial top perspective view of the loading mechanism of the present invention.
Fig. 7 is a partial side perspective view of the loading mechanism of the present invention.
Fig. 8 is a schematic view of a partially exploded perspective structure of the loading mechanism of the present invention.
Fig. 9 is a schematic right-view perspective structure view of the leg supporting mechanism of the present invention.
Fig. 10 is a schematic structural diagram of a partial explosive body of the leg supporting mechanism of the present invention.
Fig. 11 is a left perspective view of the leg supporting mechanism of the present invention.
Fig. 12 is a partial side perspective view of the speed reducing mechanism of the present invention.
Fig. 13 is a schematic sectional perspective view of the reduction mechanism of the present invention.
The parts are labeled as follows: 1-a bottom plate, 2-a support plate, 301-a first support frame, 302-a first rotating shaft, 303-a first fixing block, 304-a fixing plate, 305-a first fixing shell, 306-a second rotating shaft, 307-a first torsion spring, 308-a third rotating shaft, 309-a first arc-shaped rack, 310-a fixing shaft, 311-a rotating sleeve, 312-a second torsion spring, 313-a second arc-shaped rack, 314-a second fixing block, 315-a second fixing shell, 316-a first spline shaft, 317-a first tension spring, 318-a first limiting block, 319-a pedal, 320-an L-shaped sliding block, 321-a second tension spring, 322-a tightening bar, 323-a sliding bar, 324-a first spring, 401-a third arc-shaped rack, 402-a second support frame, 403-gear, 404-belt wheel, 405-fourth rotating shaft, 406-guide wheel, 407-fixed frame, 408-guide rod, 409-sliding sleeve, 4101-first sliding block, 4102-second sliding block, 4103-third sliding block, 4111-third tension spring, 4112-fourth tension spring, 4113-fifth tension spring, 412-second limiting block, 413-circular limiting block, 414-soft rope, 415-limiting clamp, 501-guide plate, 502-electric sliding block, 503-electric push rod, 504-second spline shaft, 505-sliding sleeve, 506-second spring, 507-supporting block, 508-fifth rotating shaft, 509-third torsion spring, 510-U-shaped leg support, 601-positioning ring, 602-third fixed block, 603-rotating frame, 604-oval, 605-elongated shell, 606-friction strip, 607-third spring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
An active ankle joint rehabilitation training device is shown in figures 1-13 and comprises a bottom plate 1, two supporting plates 2, a pedal mechanism and a load mechanism, wherein the two supporting plates 2 are arranged, the two supporting plates 2 are fixedly connected to the left portion and the right portion of the upper surface of the bottom plate 1 respectively, the pedal mechanism is arranged above the front portion of the bottom plate 1, the load mechanism is arranged on the rear portion of the upper surface of the bottom plate 1, and the pedal mechanism is mechanically matched with the load mechanism.
When using this device, medical personnel support the patient in an effort and sit on the chair, at first medical personnel place this device subaerial in patient the place ahead, the patient puts injured foot on pedal mechanism, medical personnel adjusts pedal mechanism simultaneously, fix patient's foot, different periods according to patient is recovered, medical personnel will adjust load mechanism in real time, change the size of loading capacity, make different patients carry out the strength training of injured ankle, pedal mechanism is trampled with the foot constantly through the patient, make the patient reach the effect of training the ankle, after a period of ankle rehabilitation training, under medical personnel's help, remove patient's foot from pedal mechanism, and place assigned position with this device, convenient next use.
Example 2
On the basis of embodiment 1, as shown in fig. 3 to 5, the pedal mechanism includes a first support frame 301, a first rotating shaft 302, a first fixing block 303, a fixing plate 304, a torsion assembly, a pedal plate 319, an L-shaped slider 320, a second tension spring 321, an elastic strip 322, a sliding strip 323 and a first spring 324, the first support frame 301 is fixedly connected to the front portion of the upper surface of the base plate 1, the first rotating shaft 302 is rotatably connected to the upper portion of the first support frame 301, the first fixing block 303 is fixedly connected to the middle portion of the first rotating shaft 302, the fixing plate 304 is fixedly connected to the upper surface of the first fixing block 303, the torsion assembly is disposed on the upper surface of the fixing plate 304, the pedal plate 319 is disposed above the fixing plate 304, the left and right walls of the pedal plate 319 are respectively provided with sliding grooves, and two L-shaped sliders 320 are disposed, the two L-shaped sliders 320 are respectively slidably connected to the sliding grooves on both sides of the pedal plate 319, the second tension spring 321 is fixedly connected between the L-shaped slider 320 and the pedal plate 319, the two second tension springs 321 are respectively positioned in sliding grooves on two sides of the pedal 319, an elastic strip 322 is fixedly connected between the upper surfaces of the two L-shaped sliding blocks 320, two sliding grooves are respectively formed in the left and right parts of the upper surface of the pedal 319, a sliding strip 323 is slidably connected in the sliding grooves on the same side of the pedal 319, soft rubber is arranged between the inner surfaces of the sliding strips 323, friction force is provided, four first springs 324 are totally arranged, two first springs 324 are fixedly connected between the sliding strip 323 and the pedal 319, and the four first springs 324 are respectively positioned in the four sliding grooves of the pedal 319.
As shown in fig. 3 and 4, the torsion assembly includes a first fixing housing 305, a second rotating shaft 306, a first torsion spring 307, a third rotating shaft 308, a first arc-shaped rack 309, a fixing shaft 310, a rotating sleeve 311, a second torsion spring 312, a second arc-shaped rack 313, a second fixing block 314, a second fixing housing 315, a first spline shaft 316, a first tension spring 317 and a first limiting block 318, the first fixing housing 305 is fixedly connected to the rear portion of the upper surface of the fixing plate 304, the second rotating shaft 306 is rotatably connected to the inner surface of the first fixing housing 305, the second rotating shaft 306 is fixedly connected to the pedal 319, the first torsion spring 307 is sleeved on the second rotating shaft 306, two ends of the first torsion spring 307 are fixedly connected to the first fixing housing 305 and the second rotating shaft 306 respectively, the third rotating shaft 308 is fixedly connected to the front portion of the lower surface of the pedal 319, the lower portion of the third rotating shaft 308 is fixedly connected to a first arc-shaped rack 309, the fixing shaft 310 is fixedly connected to the front portion of the upper surface of the fixing plate 304, the rotating sleeve 311 is rotatably connected to the upper portion of the fixing shaft 310, the second torsion spring 312 is sleeved on the fixed shaft 310, two ends of the second torsion spring 312 are fixedly connected to the fixed shaft 310 and the rotating sleeve 311 respectively, the rear portion of the outer surface of the rotating sleeve 311 is fixedly connected with a second arc-shaped rack 313, the first arc-shaped rack 309 is meshed with the second arc-shaped rack 313, the second fixed block 314 is fixedly connected to the front end of the fixed plate 304, the upper surface of the second fixed block 314 is fixedly connected with a second fixed shell 315, a spline groove is formed in the upper portion of the second fixed shell 315, the upper portion of the second fixed shell 315 is slidably connected with a first spline shaft 316, a first tension spring 317 is fixedly connected between the first spline shaft 316 and the second fixed shell 315, the first tension spring 317 is located in the spline groove of the second fixed shell 315, a first limit block 318 is fixedly connected to the upper end of the first spline shaft 316, and the first limit block 318 is matched with a square groove formed in the pedal 319.
As shown in fig. 6-8, the load mechanism includes a third arc rack 401, a second support frame 402, a gear 403, a pulley 404, a fourth rotating shaft 405, a guide wheel 406, a fixing frame 407, a guide rod 408, a sliding sleeve 409, a first sliding block 4101, a second sliding block 4102, a third sliding block 4103, a third tension spring 4111, a fourth tension spring 4112, a fifth tension spring 4113, a second limit block 412, a circular limit block 413, a flexible cord 414, and a limit clamp 415, the third arc rack 401 is fixedly connected to the lower surface of the fixing plate 304, the second support frame 402 is fixedly connected to the front portion of the upper surface of the base plate 1, the upper end of the second support frame 402 is rotatably connected to the gear 403, the right side surface of the gear 403 is fixedly connected to the pulley 404, the lower portion of the second support frame 402 is rotatably connected to the fourth rotating shaft 405, the fourth rotating shaft 405 is fixedly connected to the guide wheel 406, the fixing frame 407 is fixedly connected to the rear portion of the upper surface of the base plate 1, there are two guide rods 408, the two guide rods 408 are fixedly connected to the upper portion of the fixing frame 407, three sets of sliding sleeves 409 are slidably arranged on the guide rod 408, a first sliding block 4101, a second sliding block 4102 and a third sliding block 4103 are respectively fixedly connected to the lower ends of the three sets of sliding sleeves 409 from front to back, the second sliding block 4102 is respectively contacted with the first sliding block 4101 and the third sliding block 4103, a third tension spring 4111 is respectively fixedly connected to the left and right parts of the fixed frame 407 at the rear side of the first sliding block 4101, a fourth tension spring 4112 is respectively fixedly connected to the left and right parts of the fixed frame 407 at the rear side of the second sliding block 4102, a fifth tension spring 4113 is respectively fixedly connected to the left and right parts of the fixed frame 407 at the rear side of the third sliding block 4103, the third sliding block tension spring 4111 passes through the second sliding block 4102 and the third sliding block 4103, the fourth tension spring 4112 passes through the third sliding block 4103, two second limit blocks 412 are arranged, the two second limit blocks 412 are respectively fixedly connected to the upper rear side of the guide rod 408, and the second limit block 412 is positioned at the rear side of the third sliding block 4103, the middle parts of the first sliding block 4101, the second sliding block 4102 and the third sliding block 4103 are all provided with through holes, the circular limit block 413 is connected in a sliding way in the through holes of the first sliding block 4101, the second sliding block 4102 and the third sliding block 4103, the front end of the circular limit block 413 is fixedly connected with a soft rope 414, the soft rope 414 is wound on the guide wheel 406, the upper end of the soft rope 414 is fixedly connected with the belt wheel 404, the upper surfaces of the first sliding block 4101, the second sliding block 4102 and the third sliding block 4103 are all provided with round holes, the upper side of the circular limit block 413 is provided with three circular blind holes, the upper surfaces of the first sliding block 4101, the second sliding block 4102 and the third sliding block 4103 are provided with round holes, three round blind holes are arranged on the upper side of the round limiting block 413, the limiting clamp 415 is connected in a round hole arranged on the second sliding block 4102 in a sliding manner, and the round limiting block 413 is respectively matched with the first sliding block 4101, the second sliding block 4102 and the third sliding block 4103 in a sliding manner.
When a patient carries out ankle rehabilitation training, the patient places feet on the pedal plate 319, the feet of the patient are placed below the elastic strip 322, the patient moves the feet along the direction of the pedal plate 319, the feet of the patient drive the elastic strip 322 to move towards the front side, the elastic strip 322 drives the L-shaped sliding block 320 to slide forwards, meanwhile, the second tension spring 321 stretches, the elastic strip 322 is wrapped on the instep of the patient to prevent the feet of the patient from shaking left and right during training to bring secondary injury to the ankles, meanwhile, medical staff pulls the sliding strips 323 towards the left side and the right side, the sliding strips 323 extrude the first spring 324, when the feet of the patient extend between the two sliding strips 323, the medical staff slowly resets the two sliding strips 323, under the elastic force of the first spring 324, the two sliding strips 323 cling to the two sides of the feet of the patient, the soft rubber of the sliding strips 323 can cling to play a role in protecting the left side and the right side of the feet of the patient, have frictional force simultaneously, patient's foot is skidded when avoiding the patient to trample the running-board 319 downwards, causes the secondary damage to patient's ankle.
After the medical staff fixes the feet of the patient, the medical staff takes down the limit card 415 and places the limit card into the circular hole arranged on the upper side of the first sliding block 4101, at this time, the circular limit block 413 is matched with the first sliding block 4101, then the patient steps on the pedal plate 319 with the feet, the pedal plate 319 drives the fixing plate 304 to swing downwards with the first rotating shaft 302 as the center, the fixing plate 304 drives the third arc-shaped rack 401 to swing downwards, the third arc-shaped rack 401 drives the gear 403 to rotate clockwise, the gear 403 drives the belt pulley 404 to rotate anticlockwise, the belt pulley 404 pulls the circular limit block 413 to move forwards through the soft rope 414, the circular limit block 413 drives the first sliding block 4101 to move forwards, the third tension spring 4111 is stretched at the same time, when the feet of the patient rotate the pedal plate 319 to the bottom, then the patient slowly lifts the feet, the first sliding block 4101 is driven to reset under the elastic force of the third tension spring 4111, the first sliding block 4101 drives the circular limit block 413 to reset, the circular limiting block 413 pulls the soft rope 414 backwards, the soft rope 414 drives the belt wheel 404 to rotate anticlockwise, the belt wheel 404 drives the gear 403 to rotate anticlockwise, the gear 403 drives the third arc-shaped rack 401, the fixing plate 304 and the pedal plate 319 reset, when the first sliding block 4101 contacts the second sliding block 4102, the first sliding block 4101 stops sliding backwards, and reciprocates in such a way, the patient performs rehabilitation training of the ankle joint, then, the medical staff places the limiting card 415 into the circular hole formed in the second sliding block 4102 according to the physical condition of the patient, the second sliding is matched with the circular limiting block 413, when the patient continues rehabilitation training, the soft rope 414 pulls the third tension spring 4111 and the fourth tension spring 4112 simultaneously to increase the load force of training, when the medical staff places the limiting card 415 into the circular hole formed in the third sliding block 4103, the patient drives the third tension spring 4111 and the fourth tension spring 4111 simultaneously during the rehabilitation training, Fourth extension spring 4112 and fifth extension spring 4113 so that different people can use the device for rehabilitation training.
When a patient carries out rehabilitation training, the medical staff pulls the first limit block 318 upwards, the first limit block 318 drives the first spline shaft 316 to slide upwards, the first tension spring 317 is stretched accordingly, the first spline shaft 316 is out of fit with the spline at the upper part of the second fixed shell 315, the first limit block 318 is out of fit with the square groove formed at the front end of the pedal 319, the medical staff rotates the first limit block 318 backwards, the first spline shaft 316 is retracted under the tension force of the first tension spring 317, the patient twists the foot rightwards, the foot of the patient drives the pedal 319 to drive the second rotating shaft 306 to twist rightwards, meanwhile, the second rotating shaft 306 drives the first torsion spring 307 to generate torsion, the pedal 319 drives the first arc-shaped rack 309 to swing rightwards, the first arc-shaped rack 309 drives the second arc-shaped rack 313 to rotate anticlockwise, the second arc-shaped rack 313 drives the rotating sleeve 311 to rotate, and simultaneously the rotating sleeve 311 drives the second torsion spring 312 to generate torsion, at this time, the patient retracts the foot, under the action of the torsion generated by the first torsion spring 307 and the second torsion spring 312, the pedal 319 is driven to reset, at this time, the patient twists the foot leftwards, the foot of the patient drives the pedal 319 to drive the second rotating shaft 306 to twist leftwards, at the same time, the second rotating shaft 306 drives the first torsion spring 307 to generate torsion, the pedal 319 drives the first arc-shaped rack 309 to swing leftwards, the first arc-shaped rack 309 drives the second arc-shaped rack 313 to rotate clockwise, the second arc-shaped rack 313 drives the rotating sleeve 311 to rotate clockwise, at the same time, the rotating sleeve 311 drives the second torsion spring 312 to generate torsion, at this time, the patient retracts the foot, under the action of the torsion generated by the first torsion spring 307 and the second torsion spring 312, the pedal 319 is driven to reset, so as to reciprocate, the ankle shaping torsion force training of the patient is achieved, the ankle rehabilitation training of the patient is achieved in an all-directional rehabilitation manner, the rehabilitation efficiency is improved, and the ankle rehabilitation of the patient is prevented from improper, make patient's ankle later stage cause other diseases, after the rehabilitation training finishes, medical personnel will be to the left and right sides pulling slide bar 323, and slide bar 323 extrudees first spring 324, and the patient keeps away from running-board 319 with the foot, and medical personnel loosens slide bar 323 afterwards, and slide bar 323 resets under the elasticity of first spring 324, and medical personnel will originally place the assigned position afterwards, and convenient next use.
Example 3
On the basis of embodiment 2, as shown in fig. 9 to 11, the leg support device further includes a leg support mechanism, the leg support mechanism includes two guide plates 501, an electric slider 502, an electric push rod 503, a second spline shaft 504, a sliding sleeve 505, a second spring 506, a support block 507, a fifth rotating shaft 508, a third torsion spring 509 and a U-shaped leg support 510, the two guide plates 501 are respectively and fixedly connected to the rear portion of the upper surface of the support plate 2, the upper portions of the two guide plates 501 are respectively provided with a sliding slot, the electric slider 502 is respectively and slidably connected to the sliding slots respectively formed on the upper portions of the two guide plates 501, the electric push rod 503 is fixedly connected to the upper surface of the electric slider 502, the fifth rotating shaft 508 is fixedly connected to the upper end of the electric push rod 503 on the right side, the left portion of the second spline shaft 504 is slidably connected to a sliding sleeve 505, the left side of the sliding sleeve 505 is provided with a cylindrical limit rod, the second spring 506 is sleeved on the fifth rotating shaft 508, two ends of the second spring 506 are respectively and fixedly connected to the telescopic rod and the sliding sleeve 505 of the electric push rod 503, the left end of the fifth rotating shaft 508 is slidably connected with a supporting block 507, the upper end of the telescopic rod of the electric push rod 503 on the left side is rotatably connected with a fifth rotating shaft 508, the right end of the fifth rotating shaft 508 is also fixedly connected with a supporting block 507, a third torsion spring 509 is sleeved on the fifth rotating shaft 508, two ends of the third torsion spring 509 are respectively and fixedly connected to the upper end of the telescopic rod of the electric push rod 503 on the left side and the supporting block 507 on the left side, a U-shaped leg support 510 is fixedly connected between the upper surfaces of the two supporting blocks 507, a sponge pad is arranged on the inner arc surface of the U-shaped leg support 510, a circular blind hole is formed in the right side surface of the supporting block 507 on the right side, and a cylindrical limiting rod of the sliding sleeve 505 is matched with the circular blind hole of the supporting block 507 on the right side.
When a patient carries out rehabilitation training, the situation that the patient presses the weight of the leg to the ankle of the patient completely is avoided, the ankle of the patient is injured secondarily, medical staff controls the electric sliding block 502 to move forwards, when the U-shaped leg support 510 reaches the proper position of the patient, the electric sliding block 502 is stopped, then the medical staff starts the electric push rod 503, the telescopic rod of the electric push rod 503 moves upwards, the telescopic rod of the electric push rod 503 drives the U-shaped leg support 510 to move upwards, after the proper position of the patient is reached, the medical staff stops the telescopic rod of the electric push rod 503 to move upwards, then the medical staff pulls the sliding sleeve 505 towards the right side by hand, the cylindrical limiting rod of the sliding sleeve 505 is out of fit with the round blind hole of the supporting block 507 on the right side, meanwhile, the second spring 506 is compressed, the patient places the leg on the U-shaped leg support 510, and as the inner arc surface of the U-shaped leg support 510 is provided with a sponge pad, therefore, the situation that the U-shaped leg support 510 is too hard and causes leg pain of a patient during long-time rehabilitation training is avoided, the leg of the patient rotates the front side of the U-shaped leg support 510 downwards, meanwhile, the supporting block 507 at the left side drives the third torsion spring 509 to generate torsion, when the leg of the patient rotates to a proper position, a medical worker loosens the sliding sleeve 505 and resets the sliding sleeve 505 under the action of the elastic force of the second spring 506, the cylindrical limiting rod of the sliding sleeve 505 is matched with the circular blind hole of the supporting block 507 at the right side again to fix the U-shaped leg support 510, after the rehabilitation training is finished, the medical worker controls the electric sliding block 502 and the electric push rod 503 to reset, the medical worker pulls the sliding sleeve 505 towards the right side, the cylindrical limiting rod of the sliding sleeve 505 is not matched with the circular blind hole of the supporting block 507 at the right side, the U-shaped leg support 510 resets under the action of the torsion of the third torsion spring 509, and then loosens the sliding sleeve 505, the sliding sleeve 505 is reset, so that the sliding sleeve is convenient to use in the next rehabilitation training of the patient.
As shown in fig. 12 and 13, the present invention further comprises a speed reducing mechanism, the speed reducing mechanism comprises a positioning ring 601, a third fixed block 602, a rotating frame 603, an elliptical plate 604, a long-strip casing 605, a friction strip 606 and a third spring 607, the positioning ring 601 is disposed at the front side of the fixed frame 407, the positioning ring 601 is fixedly connected to the flexible rope 414, the third fixed block 602 is fixedly connected to the lower side of the positioning ring 601, the rotating frame 603 is rotatably connected to the front portion of the third fixed block 602, the elliptical plate 604 is fixedly connected to the lower side of the rotating frame 603, a circular chamfer is disposed at the rear side of the elliptical plate 604, rubber sheets are disposed at both sides of the elliptical plate 604, and have friction force, two long-strip casings 605 are disposed, the two long-strip casings 605 are disposed in front of the elliptical plate 604, the two long-strip casings 605 are fixedly connected to the left and right portions of the bottom plate 1, a chamfer is disposed at the front end of the long-strip casing 605, sliding grooves are disposed on the inner side surfaces of the two long-strip casings 605, and have two friction strips 606, the two friction strips 606 are respectively connected in the sliding grooves of the two strip-shaped shells 605 in a sliding manner, the two friction strips 606 are in contact with each other, and the two friction strips 606 are respectively fixedly connected with the two strip-shaped shells 605 to form a plurality of third springs 607.
During rehabilitation training, the third tension spring 4111, the fourth tension spring 4112 and the fifth tension spring 4113 are prevented from having too large force during resetting, so that the ankle joint is prevented from being injured secondarily when a patient retracts the foot backwards, when the patient treads the pedal 319 downwards, the rear end of the soft rope 414 moves forwards, the soft rope 414 drives the positioning ring 601 to move forwards, the positioning ring 601 drives the third fixed block 602 to move forwards, the third fixed block 602 drives the rotating frame 603 to move forwards, the rotating frame 603 drives the elliptical sheet 604 to move forwards, when the elliptical sheet 604 contacts the friction strip 606, the elliptical sheet 604 drives the rotating frame 603 to rotate backwards, the elliptical sheet 604 slides across the upper side of the friction strip 606, when the elliptical sheet 604 slides to the front of the strip 605 shell, the elliptical sheet 604 resets under the action of gravity, when the foot of the patient resets backwards, when the elliptical sheet 604 resets backwards, the front end of the strip 605 is provided with a chamfer, so as to guide the elliptical sheet 604, the friction between the elliptical sheet 604 and the friction strips 606 is increased through the rubber sheet arranged on the side face of the elliptical sheet 604, the speed of resetting the soft rope 414 is reduced, the elliptical sheet 604 extrudes the friction strips 606 to slide outwards, the third spring 607 extrudes the third spring 607, the friction strips 606 reset under the elastic action of the third spring 607 after the elliptical sheet 604 slides, the reciprocating is carried out, the force of resetting the pedal plate 319 is relieved, and the ankle joint of a patient is prevented from being damaged secondarily.
While the disclosure has been shown and described with reference to certain exemplary embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the disclosure as defined by the appended claims and their equivalents. Accordingly, the scope of the present disclosure should not be limited to the above-described embodiments, but should be defined not only by the appended claims, but also by equivalents thereof.

Claims (10)

1. The utility model provides an initiative type ankle joint rehabilitation training device, is equipped with two backup pads (2) including bottom plate (1) and backup pad (2) altogether, two backup pad (2) rigid coupling about bottom plate (1) upper surface respectively, and pedal mechanism sets up in bottom plate (1) anterior top, characterized by, including pedal mechanism and load mechanism, load mechanism sets up in bottom plate (1) upper surface rear portion, pedal mechanism and load mechanism machinery cooperation.
2. The active ankle joint rehabilitation training device according to claim 1, wherein the pedal mechanism comprises a first support frame (301), a first rotating shaft (302), a first fixed block (303), a fixed plate (304), a torsion assembly, a pedal plate (319), an L-shaped slider (320), a second tension spring (321), an elastic strip (322), a sliding strip (323) and a first spring (324), the first support frame (301) is fixedly connected to the front part of the upper surface of the base plate (1), the first rotating shaft (302) is rotatably connected to the upper part of the first support frame (301), the first fixed block (303) is fixedly connected to the middle part of the first rotating shaft (302), the fixed plate (304) is fixedly connected to the upper surface of the first fixed block (303), the torsion assembly is arranged on the upper surface of the fixed plate (304), the pedal plate (319) is arranged above the fixed plate (304), and sliding grooves are respectively formed in the left wall and the right wall of the pedal plate (319), the novel pedal structure is characterized in that the novel pedal structure is provided with two L-shaped sliding blocks (320), the two L-shaped sliding blocks (320) are respectively connected in sliding grooves on two sides of a pedal plate (319) in a sliding mode, second tension springs (321) are fixedly connected between the L-shaped sliding blocks (320) and the pedal plate (319), the two second tension springs (321) are respectively located in the sliding grooves on two sides of the pedal plate (319), an elastic strip (322) is fixedly connected between the upper surfaces of the two L-shaped sliding blocks (320), two sliding grooves are respectively formed in the left portion and the right portion of the upper surface of the pedal plate (319), a sliding strip (323) is connected in the sliding groove on the same side of the pedal plate (319), four first springs (324) are arranged in total, two first springs (324) are fixedly connected between the sliding strip (323) and the pedal plate (319), and the four first springs (324) are respectively located in the four sliding grooves of the pedal plate (319).
3. The active ankle joint rehabilitation training device according to claim 2, wherein a soft rubber is provided between the inner surfaces of the sliding bars (323) and has a friction force.
4. The active ankle joint rehabilitation training device according to claim 2, wherein the torsion component comprises a first fixed shell (305), a second rotating shaft (306), a first torsion spring (307), a third rotating shaft (308), a first arc-shaped rack (309), a fixed shaft (310), a rotating sleeve (311), a second torsion spring (312), a second arc-shaped rack (313), a second fixed block (314), a second fixed shell (315), a first spline shaft (316), a first tension spring (317) and a first limit block (318), the first fixed shell (305) is fixedly connected to the rear portion of the upper surface of the fixed plate (304), the second rotating shaft (306) is rotatably connected to the inner surface of the first fixed shell (305), the second rotating shaft (306) is fixedly connected with the pedal plate (319), the first torsion spring (307) is sleeved on the second rotating shaft (306), two ends of the first torsion spring (307) are fixedly connected to the first fixed shell (305) and the second rotating shaft (306) respectively, a third rotating shaft (308) is fixedly connected to the front part of the lower surface of the pedal plate (319), the lower part of the third rotating shaft (308) is fixedly connected with a first arc-shaped rack (309), a fixed shaft (310) is fixedly connected to the front part of the upper surface of the fixed plate (304), a rotating sleeve (311) is rotatably connected to the upper part of the fixed shaft (310), a second torsion spring (312) is sleeved on the fixed shaft (310), two ends of the second torsion spring (312) are fixedly connected to the fixed shaft (310) and the rotating sleeve (311) respectively, the rear part of the outer surface of the rotating sleeve (311) is fixedly connected with a second arc-shaped rack (313), the first arc-shaped rack (309) is meshed with the second arc-shaped rack (313), a second fixed block (314) is fixedly connected to the front end of the fixed plate (304), the upper surface of the second fixed block (314) is fixedly connected with a second fixed shell (315), the upper part of the second fixed shell (315) is provided with a spline groove, and the upper part of the second fixed shell (315) is slidably connected with a first spline shaft (316), a first tension spring (317) is fixedly connected between the first spline shaft (316) and the second fixing shell (315), the first tension spring (317) is positioned in a spline groove of the second fixing shell (315), a first limiting block (318) is fixedly connected to the upper end of the first spline shaft (316), and the first limiting block (318) is matched with a square groove formed in the pedal (319).
5. The active ankle joint rehabilitation training device according to claim 1, wherein the loading mechanism comprises a third arc-shaped rack (401), a second support frame (402), a gear (403), a pulley (404), a fourth rotating shaft (405), a guide wheel (406), a fixing frame (407) and a gravity adjusting component, the third arc-shaped rack (401) is fixedly connected to the lower surface of the fixing plate (304), the second support frame (402) is fixedly connected to the front part of the upper surface of the base plate (1), the upper end of the second support frame (402) is rotatably connected with the gear (403), the right side surface of the gear (403) is fixedly connected with the pulley (404), the lower part of the second support frame (402) is rotatably connected with the fourth rotating shaft (405), the fourth rotating shaft (405) is fixedly connected with the guide wheel (406), the fixing frame (407) is fixedly connected to the rear part of the upper surface of the base plate (1), the upper part of the fixing frame (407) is provided with the gravity adjusting component, the gravity adjusting component is fixedly connected with a belt wheel (404).
6. The active ankle joint rehabilitation training device according to claim 1, wherein the gravity adjusting assembly comprises a guide rod (408), a sliding sleeve (409), a first sliding block (4101), a second sliding block (4102), a third sliding block (4103), a third tension spring (4111), a fourth tension spring (4112), a fifth tension spring (4113), a second limit block (412), a circular limit block (413), a soft rope (414) and a limit clamp (415), wherein two guide rods (408) are arranged, the two guide rods (408) are fixedly connected to the upper part of the fixing frame (407), three sets of sliding sleeves (409) are slidably arranged on the guide rods (408), the first sliding block (4101), the second sliding block (4102) and the third sliding block (4103) are fixedly connected to the lower ends of the three sets of sliding sleeves (409) from front to back respectively, the second sliding block (4102) is in contact with the first sliding block (4101) and the third sliding block (4103) respectively, the rear side of the first sliding block (4101) and the left and right parts of the fixing frame (407) are fixedly connected with a third tension spring (4111), the rear side of the second sliding block and the left and right parts of the fixing frame (407) are fixedly connected with a fourth tension spring (4112), the rear side of the third sliding block (4103) and the left and right parts of the fixing frame (407) are fixedly connected with a fifth tension spring (4113), the third tension spring (4111) penetrates through the second sliding block (4102) and the third sliding block (4103), the fourth tension spring (4112) penetrates through the third sliding block (4103), two second limiting blocks (412) are arranged in total, the two second limiting blocks (412) are fixedly connected to the rear part of the upper side of the guide rod (408), the second limiting block (412) is located on the rear side of the third sliding block (4103), through holes are formed in the middle parts of the first sliding block (4101), the second sliding block (4102) and the third sliding block (4103), and through holes are formed in the circular limiting block (413) is connected to the first sliding block (4101) in a sliding mode, In the through holes arranged on the second sliding block (4102) and the third sliding block (4103), the front end of the circular limit block (413) is fixedly connected with a soft rope (414), the soft rope (414) bypasses the guide wheel (406), the upper end of the soft rope (414) is fixedly connected with the belt wheel (404), the upper surfaces of the first sliding block (4101), the second sliding block (4102) and the third sliding block (4103) are provided with round holes, the upper side of the circular limit block (413) is provided with three circular blind holes, the first sliding block (4101), round holes are formed in the upper surfaces of the second sliding block (4102) and the third sliding block (4103) and matched with three round blind holes formed in the upper side of the round limiting block (413), the limiting clamp (415) is connected in the round hole formed in the second sliding block (4102) in a sliding mode, and the round limiting block (413) is respectively matched with the first sliding block (4101), the second sliding block (4102) and the third sliding block (4103) in a sliding mode.
7. The active ankle joint rehabilitation training device according to claim 1, characterized by further comprising a leg supporting mechanism, wherein the leg supporting mechanism comprises two guide plates (501), an electric sliding block (502), an electric push rod (503), a second spline shaft (504), a sliding sleeve (505), a second spring (506), a supporting block (507), a fifth rotating shaft (508), a third torsion spring (509) and a U-shaped leg support (510), the two guide plates (501) are arranged in total, the two guide plates (501) are respectively and fixedly connected to the rear part of the upper surface of the supporting plate (2), the upper parts of the two guide plates (501) are respectively provided with a sliding groove, the electric sliding block (502) is respectively and slidably connected in the sliding groove respectively arranged on the upper parts of the two guide plates (501), the electric push rod (503) is fixedly connected to the upper surface of the electric sliding block (502), the fifth rotating shaft (508) is fixedly connected to the upper end of the telescopic rod of the electric push rod (503) on the right side, the left part of the second spline shaft (504) is connected with a sliding sleeve (505) in a sliding manner, the left side of the sliding sleeve (505) is provided with a cylindrical limit rod, a second spring (506) is sleeved on a fifth rotating shaft (508), two ends of the second spring (506) are respectively fixedly connected with a telescopic rod and the sliding sleeve (505) of the electric push rod (503), the left end of the fifth rotating shaft (508) is connected with a supporting block (507) in a sliding manner, the upper end of the telescopic rod of the electric push rod (503) on the left side is rotatably connected with the fifth rotating shaft (508), the right end of the fifth rotating shaft (508) is also fixedly connected with the supporting block (507), a third torsion spring (509) is sleeved on the fifth rotating shaft (508), two ends of the third torsion spring (509) are respectively fixedly connected with the upper end of the telescopic rod of the electric push rod (503) on the left side and the supporting block (507) on the left side, a U-shaped leg support (510) is fixedly connected between the upper surfaces of the two supporting blocks (507), the right side supporting block (507) is provided with a circular blind hole, the cylindrical limiting rod of the sliding sleeve (505) is matched with the round blind hole of the supporting block (507) on the right side.
8. The active ankle joint rehabilitation training device according to claim 7, wherein the intrados of the U-shaped leg rest (510) is provided with a sponge pad.
9. The active ankle joint rehabilitation training device according to claim 1, characterized by further comprising a speed reducing mechanism, wherein the speed reducing mechanism comprises a positioning ring (601), a third fixed block (602), a rotating frame (603), an elliptical sheet (604), a long-strip shell (605), a friction strip (606) and a third spring (607), the positioning ring (601) is arranged on the front side of the fixed frame (407), the positioning ring (601) is fixedly connected to the soft rope (414), the third fixed block (602) is fixedly connected to the lower side of the positioning ring (601), the rotating frame (603) is rotatably connected to the front portion of the third fixed block (602), the elliptical sheet (604) is fixedly connected to the lower side of the rotating frame (603), two long-strip shells (605) are arranged in total, the two long-strip shells (605) are arranged in front of the elliptical sheet (604), the two long-strip shells (605) are fixedly connected to the left portion and the right portion of the bottom plate (1), and inner side surfaces of the two long-strip shells (605) are respectively provided with sliding grooves, the two friction strips (606) are arranged in total, the two friction strips (606) are respectively connected in the sliding grooves of the two long strip shells (605) in a sliding mode, the two friction strips (606) are in contact with each other, and the two friction strips (606) are respectively fixedly connected with the two long strip shells (605) through a plurality of third springs (607).
10. The active ankle joint rehabilitation training device according to claim 9, wherein the oval plate (604) is provided with a rounded chamfer on the rear side, and rubber pieces are respectively provided on both sides of the oval plate (604) to provide friction.
CN202111339174.7A 2021-11-12 2021-11-12 Active ankle joint rehabilitation training device Pending CN113996023A (en)

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CN212575544U (en) * 2020-05-14 2021-02-23 中国人民解放军总医院 Ankle rehabilitation training device
CN212730848U (en) * 2020-06-30 2021-03-19 青岛三柏硕健康科技股份有限公司 Spring type counterweight device
CN113274701A (en) * 2021-06-04 2021-08-20 开封市中心医院 Orthopedics is with taking exercise recovery device

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