Strength-adjustable four-limb rehabilitation training device

Abstract

The invention provides a strength-adjustable limb rehabilitation training device, and belongs to the technical field of medical machinery, the strength-adjustable limb rehabilitation training device comprises a bottom plate, the upper surface of the bottom plate is provided with an opening, and the inner side wall of the opening is connected with a guide rod. According to the strength-adjustable four-limb rehabilitation training device, through the arrangement of the bottom plate, the fixing plate, the fixing holes, tension springs and hooks, a trainer can pull the hooks of the tension springs on the openings to be fixed into the fixing holes in the fixing plate according to the physical quality of the trainer and the rehabilitation training time; training of different pulling forces is adjusted according to different numbers of pulling force springs, a trainee can stand on the pedal on the bottom plate, the friction degree is increased through the non-slip mat, rehabilitation exercise on the guide rod is achieved by closing and sliding away the pedal, leg strength training is achieved, the structure is simple, the strength can be adjusted, and the training effect is good. The device is suitable for rehabilitation training of bodies in different stages, and the applicability and the service life of the device are improved.

Description

Technical Field

[0001] The invention belongs to the technical field of medical devices, and in particular relates to a limb rehabilitation trainer with adjustable strength. Background Art

[0002] At present, there are many four-limb linkage rehabilitation trainers used in the medical market, which are widely used in the rehabilitation fields of hemiplegia, cardiopulmonary diseases, bones and joints, and elderly patients. The training method of the four-limb linkage rehabilitation trainer is mostly to let the patient train in a sitting position, drive the affected side with the healthy side, drive the affected limb with the healthy limb, and use the limbs to drive, avoid muscle spasms, and accelerate the recovery of proprioception, which can have a good therapeutic effect. The number of patients with cardiovascular and cerebrovascular diseases, brain trauma, and limb trauma in my country has increased year by year, and the trend of younger age is obvious. Most patients have limb motor dysfunction to varying degrees. Stimulating the patient's limbs through rehabilitation training to restore the patient's motor function is currently a common rehabilitation method. On the one hand, the current rehabilitation trainer relies heavily on imports and is expensive. A structure with a simple structure and the ability to adjust strength according to the recovery situation is needed. It is suitable for rehabilitation training of the body at different stages and improves the applicability and service life of the device. Summary of the invention

[0003] The purpose of the present invention is to provide a strength-adjustable limb rehabilitation trainer, aiming to solve the problem that the current rehabilitation trainers in the prior art are seriously dependent on imports and are expensive, and require a structure with a simple structure that can adjust the strength according to the recovery situation, suitable for rehabilitation training of the body at different stages, and improve the applicability and service life of the device.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a strength-adjustable limb rehabilitation trainer, comprising a base plate, an opening is provided on the upper surface of the base plate, the inner side wall of the opening is connected to a guide rod, the outer surface of the guide rod is symmetrically provided with pedals, the pedals are slidably connected to the guide rod, the upper surface of the pedal is fixedly connected with an anti-slip pad, the lower outer surface of the pedal is fixedly connected with a fixing plate, the upper surface of the fixing plate is provided with fixing holes, the number of the fixing holes is three, and the three fixing holes are arranged in the form of a linear array, the inner side wall of the opening is fixedly connected with a tension spring, the number and position of the tension springs are matched with the number and position of the fixing holes, one end of the tension spring is fixedly connected with a hook, the size of the hook is matched with the size of the fixing hole.

[0005] In order to make this strength-adjustable limb rehabilitation trainer achieve the purpose of facilitating upper limb strength training, as a preferred embodiment of the present invention, the upper surface of the base plate is fixedly connected to the vertical plate, the upper surface of the vertical plate is fixedly connected to the horizontal plate, the front side surface of the horizontal plate is fixedly connected to the mounting plate, the right surface of the mounting plate is installed with a first motor, the output end of the first motor is fixedly connected to a winding rod, the outer surface of the winding rod is symmetrically provided with pull ropes, and one end of the pull rope is fixedly connected to a pull ring.

[0006] In order to enable this force-adjustable limb rehabilitation trainer to achieve the purpose of adjusting the seat height according to the height of the trainee, as a preferred embodiment of the present invention, the front upper surface of the base plate is fixedly connected to an operation box, the front surface of the base plate is provided with a mounting groove, a second motor is installed on the inner top of the mounting groove, the second motor passes through the operation box, the output end of the second motor is fixedly connected to a driving gear, the left and right sides of the driving gear are symmetrically meshed with transmission gears, the left and right outer surfaces of the transmission gear are symmetrically meshed with driven gears, the middle part of the driven gear is fixedly connected to a screw, the outer surface of the screw is threadedly connected to a top column, the top column passes through the operation box, and the upper surface of the top column is fixedly connected to a seat.

[0007] In order to enable this force-adjustable limb rehabilitation trainer to achieve the purpose of buffering the collision between the lowest point of the other side seat and the operating box, as a preferred embodiment of the present invention, the lower surface of the top column is fixedly connected to the limit plate, and the inner top wall and the inner bottom wall of the operating box are symmetrically provided with limit rods, the limit rods penetrate the limit plate, and the lower outer surface of the limit rod is sleeved with a reset spring, and the reset spring is fixedly connected to the limit plate.

[0008] In order to enable the force-adjustable limb rehabilitation trainer to achieve the purpose of improving the safety of the sweat-absorbing and anti-slip protection pull rope, as a preferred embodiment of the present invention, the outer surface of the pull ring is sleeved with a sweat-absorbing sleeve, and the front outer surface of the mounting plate is rotatably connected to a tensioning rod.

[0009] In order to enable this strength-adjustable limb rehabilitation trainer to achieve the purpose of playing follow-up training videos or music to increase entertainment, as a preferred embodiment of the present invention, the upper rear surface of the base plate is fixedly connected to a pneumatic cylinder, the upper surface of the pneumatic cylinder is movably connected to a pneumatic rod, and the upper surface of the pneumatic rod is fixedly connected to a display screen.

[0010] In order to enable the force-adjustable limb rehabilitation trainer to achieve the purpose of preventing the pedals from being damaged by collision, as a preferred embodiment of the present invention, an anti-collision pad is fixedly connected to the outer surface of the pedals.

[0011] In order to enable this force-adjustable limb rehabilitation trainer to achieve the purpose of assisting lighting, as a preferred embodiment of the present invention, the upper surface of the horizontal board is fixedly connected with a power storage block, the rear lower surface of the horizontal board is fixedly connected with a circuit board, and the lower surface of the circuit board is fixedly connected with a lighting stick.

[0012] In order to achieve the purpose of increasing the stability of this strength-adjustable limb rehabilitation trainer, as a preferred embodiment of the present invention, the four corners of the lower surface of the base plate are fixedly connected with support legs, and the lower surface of the support legs is fixedly connected with a stabilizing block.

[0013] A strength-adjustable limb rehabilitation training device comprises the following steps: S1: Pre-training adjustment: according to the height of the trainee, the second motor is started to drive the driving gear to rotate, and under the transmission of the transmission gear, the screw on the driven gear is driven to rotate. Under the limitation of the limit rod and the limit plate, the top column drives the seat to adjust the height up and down, so as to adapt to different trainees and improve applicability; S2: Leg training: The trainee sits on the seat with the seat cushion to improve comfort, and puts both feet on the pedals. According to their own physical strength, they can choose different numbers of hooks to fix the tension spring to the fixing holes, starting from one in the initial training and gradually increasing to three to improve the intensity of strength training. The trainee can sit and close their legs or stand and close their legs to achieve leg strength training; S3: Double-arm training: The trainee can start the first motor to drive the rope on the reel-up rod to adjust the length of winding or unwinding according to the length of his or her arms. The trainee pulls the rope through the pull ring to perform upper limb strength training. The sweat-absorbing sleeve can absorb sweat from the hands to avoid danger caused by sweaty hands and slipping, thereby improving safety. S4: Guided entertainment: The appropriate height can be adjusted through the cooperation of the pneumatic cylinder and the pneumatic rod, and music or follow-up training videos can be played on the display screen to help the trainees to perform more accurate follow-up training, improve training results, reduce training pain, and increase the fun of training.

[0014] Compared with the prior art, the present invention has the following beneficial effects: 1. The strength-adjustable limb rehabilitation trainer is provided with a bottom plate, an opening, a guide rod, a pedal, an anti-skid pad, a fixing plate, a fixing hole, a tension spring and a hook. The trainee can pull the hook of the tension spring on the opening to fix it in the fixing hole on the fixing plate according to his or her own physical fitness and the length of time of rehabilitation training. The training with different tensions can be adjusted according to different numbers of tension springs. The trainee can stand on the pedal on the bottom plate, and the anti-skid pad increases the friction. The rehabilitation movement on the guide rod can be achieved by closing and sliding the pedal, thereby realizing leg strength training. The structure is simple, the strength intensity is adjustable, and it is suitable for rehabilitation training of the body at different stages, thereby improving the applicability and service life of the device.

[0015] 2. The force-adjustable limb rehabilitation trainer is provided with an installation slot, a second motor, a driving gear, a transmission gear, a driven gear, a screw, a top column and a seat. The installation slot protects the safety of the second motor, and the operation box protects the safety of the assembly. When the seat height needs to be adjusted according to the height of the trainee, the second motor drives the driving gear to rotate, and under the transmission of the transmission gear, drives the screw on the driven gear to rotate, so that the top column drives the seat to adjust the height, thereby improving flexibility and adaptability. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings: Figure 1 It is a schematic diagram of the main structure of the present invention; Figure 2 It is a schematic diagram of the bottom plate structure in the present invention; Figure 3 It is a schematic diagram of the seat structure in the present invention; Figure 4 It is a schematic diagram of the pull ring structure in the present invention; Figure 5 It is a schematic diagram of the structure of the lighting rod in the present invention; Figure 6 It is a schematic diagram of the display screen structure in the present invention; Figure 7 It is a schematic diagram of the pedal structure in the present invention.

[0017] In the figure: 1. bottom plate; 2. opening; 3. guide rod; 4. pedal; 5. anti-skid pad; 6. fixing plate; 7. fixing hole; 8. tension spring; 9. hook; 10. vertical plate; 11. horizontal plate; 12. mounting plate; 13. first motor; 14. retracting rod; 15. pull rope; 16. pull ring; 17. operating box; 18. mounting slot; 19. second motor; 20. driving gear; 21. transmission gear; 22. driven gear; 23. screw rod; 24. top column; 25. seat; 26. limit plate; 27. limit rod; 28. reset spring; 29. ​​sweat-absorbing sleeve; 30. tension rod; 31. pneumatic cylinder; 32. pneumatic rod; 33. display screen; 34. anti-collision pad; 35. power storage block; 36. circuit board; 37. lighting rod; 38. support leg; 39. stabilizing block. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0019] Example See also Figure 1-7 The present invention provides the following technical solutions: a strength-adjustable limb rehabilitation trainer, comprising a base plate 1, an opening 2 is provided on the upper surface of the base plate 1, a guide rod 3 is connected to the inner side wall of the opening 2, a pedal board 4 is symmetrically provided on the outer surface of the guide rod 3, the pedal board 4 is slidably connected to the guide rod 3, an anti-slip pad 5 is fixedly connected to the upper surface of the pedal board 4, a fixing plate 6 is fixedly connected to the lower outer surface of the pedal board 4, a fixing hole 7 is provided on the upper surface of the fixing plate 6, and there are three fixing holes 7, which are arranged in a linear array, a tension spring 8 is fixedly connected to the inner side wall of the opening 2, the number and position of the tension spring 8 are matched with the number and position of the fixing holes 7, one end of the tension spring 8 is fixedly connected with a hook 9, and the size of the hook 9 is matched with the size of the fixing hole 7.

[0020] In a specific embodiment of the present invention, the trainee can pull the hook 9 of the tension spring 8 on the opening 2 to fix it into the fixing hole 7 on the fixing plate 6 according to his or her physical fitness and the length of time for rehabilitation training, and adjust the training with different tensions according to different numbers of tension springs 8. The trainee can stand on the pedal 4 on the base plate 1, and the anti-slip pad 5 increases the friction. By closing and sliding the pedal 4, the trainee can achieve rehabilitation movement on the guide rod 3, thereby realizing leg strength training. The structure is simple, the strength intensity is adjustable, and it is suitable for rehabilitation training of the body at different stages, thereby improving the applicability and service life of the device.

[0021] Specifically, the upper surface of the base plate 1 is fixedly connected to the vertical plate 10, the upper surface of the vertical plate 10 is fixedly connected to the horizontal plate 11, the front side surface of the horizontal plate 11 is fixedly connected to the mounting plate 12, the right surface of the mounting plate 12 is installed with a first motor 13, the output end of the first motor 13 is fixedly connected to a winding rod 14, the outer surface of the winding rod 14 is symmetrically provided with a pull rope 15, and one end of the pull rope 15 is fixedly connected to a pull ring 16.

[0022] In this embodiment: the vertical board 10 fixes the horizontal board 11, and the first motor 13 on the mounting plate 12 is started, which can drive the pull rope 15 on the reeling rod 14 to be reeled in or out according to the height requirements of the trainee. The trainee performs tension training of the upper limbs through the pull ring 16, and achieves strength training of the limbs in combination with the legs.

[0023] Specifically, an operation box 17 is fixedly connected to the upper front surface of the base plate 1, a mounting groove 18 is opened on the front surface of the base plate 1, a second motor 19 is installed on the inner top of the mounting groove 18, the second motor 19 passes through the operation box 17, a driving gear 20 is fixedly connected to the output end of the second motor 19, a transmission gear 21 is symmetrically meshed on the left and right sides of the driving gear 20, a driven gear 22 is symmetrically meshed on the left and right outer surfaces of the transmission gear 21, a screw rod 23 is fixedly connected to the middle part of the driven gear 22, a top column 24 is threadedly connected to the outer surface of the screw rod 23, the top column 24 passes through the operation box 17, and a seat 25 is fixedly connected to the upper surface of the top column 24.

[0024] In this embodiment: the installation groove 18 protects the safety of the second motor 19, and the operating box 17 protects the safety of the assembly. When the height of the seat 25 needs to be adjusted according to the height of the trainee, the second motor 19 drives the driving gear 20 to rotate, and under the transmission of the transmission gear 21, drives the screw 23 on the driven gear 22 to rotate, so that the top column 24 drives the seat 25 to adjust the height, thereby improving flexibility and adaptability.

[0025] Specifically, the lower surface of the top column 24 is fixedly connected to the limit plate 26, and the inner top wall and the inner bottom wall of the operating box 17 are symmetrically provided with limit rods 27, which penetrate the limit plate 26, and the lower outer surface of the limit rod 27 is sleeved with a return spring 28, and the return spring 28 is fixedly connected to the limit plate 26.

[0026] In this embodiment, the limit plate 26 , under the limitation of the limit rod 27 , can make the seat 25 more stably adjust its height. When adjusted to the lowest position, the return spring 28 can provide a certain buffer to protect the seat 25 stably.

[0027] Specifically, a sweat-absorbing sleeve 29 is sleeved on the outer surface of the pull ring 16 , and a tensioning rod 30 is rotatably connected to the front outer surface of the mounting plate 12 .

[0028] In this embodiment, the sweat-absorbing sleeve 29 can absorb the sweat generated by the trainee during training to prevent the trainee from slipping and improve safety. The tensioning rod 30 can provide certain support to the pull rope 15 to prevent the pull rope 15 from being damaged.

[0029] Specifically, a pneumatic cylinder 31 is fixedly connected to the upper rear surface of the bottom plate 1 , a pneumatic rod 32 is movably connected to the upper surface of the pneumatic cylinder 31 , and a display screen 33 is fixedly connected to the upper surface of the pneumatic rod 32 .

[0030] In this embodiment: the pneumatic cylinder 31 can drive the display screen 33 on the pneumatic rod 32 to adjust the height according to the comfort needs of the trainee to improve the comfort level. The display screen 33 can be connected to the Internet to play some follow-up training videos or music to increase the fun and avoid the training being too boring and painful.

[0031] Specifically, an anti-collision pad 34 is fixedly connected to the outer surface of the pedal 4 .

[0032] In this embodiment, the anti-collision pad 34 can prevent collision when the pedals 4 are close to each other, thereby improving protection.

[0033] Specifically, a power storage block 35 is fixedly connected to the upper surface of the horizontal plate 11 , a circuit board 36 is fixedly connected to the rear lower surface of the horizontal plate 11 , and a lighting rod 37 is fixedly connected to the lower surface of the circuit board 36 .

[0034] In this embodiment: the power storage block 35 can store electricity to supply the normal power demand of the trainer, and lighting training is carried out with the help of the lighting stick 37 on the circuit board 36 to improve applicability.

[0035] Specifically, the four corners of the lower surface of the bottom plate 1 are fixedly connected with support legs 38 , and the lower surface of the support legs 38 is fixedly connected with a stabilizing block 39 .

[0036] In this embodiment: the support legs 38 support the height of the base plate 1, and the stabilizing blocks 39 increase the contact area with the ground and increase stability.

[0037] A strength-adjustable limb rehabilitation training device comprises the following steps: S1: Pre-training adjustment: according to the height of the trainee, the second motor 19 is started to drive the driving gear 20 to rotate, and under the transmission of the transmission gear 21, the screw 23 on the driven gear 22 is driven to rotate, and under the limitation of the limit rod 27 and the limit plate 26, the top column 24 drives the seat 25 to adjust the height up and down, so as to adapt to different trainees and improve the applicability; S2: Leg training: The trainee sits on the seat 25, the seat cushion improves comfort, and puts both feet on the pedal 4. According to the physical strength quality of the trainee, different numbers of hooks 9 of the tension spring 8 can be fixed to the fixing holes 7, starting from one for the initial training and gradually increasing to three to improve the intensity of strength training. The trainee can sit and close his legs or stand and close his legs to achieve leg strength training; S3: Double-arm training: The trainee can start the first motor 13 to drive the drawstring 15 on the reeling rod 14 to adjust the length of winding or unwinding according to the length of his / her arms. The trainee pulls the drawstring 15 through the pull ring 16 to perform upper limb strength training. The sweat-absorbing sleeve 29 can absorb sweat from the hands to avoid danger caused by sweaty hands and slipping, thereby improving safety. S4: Guiding entertainment: The appropriate height can be adjusted through the cooperation of the pneumatic cylinder 31 and the pneumatic rod 32, and music or follow-up training videos can be played on the display screen 33 to help the trainees to perform more accurate follow-up training, improve the training effect, reduce the pain of training, and increase the fun of training.

[0038] The electrical components mentioned in this article are all connected to an external main controller and 220V mains electricity, and the main controller can be a conventional known device for controlling a computer or the like.

[0039] The working principle and use process of the present invention are as follows: when using the limb rehabilitation trainer with adjustable strength, the trainee can pull the hook 9 of the tension spring 8 on the opening 2 to fix it into the fixing hole 7 on the fixing plate 6 according to his own physical fitness and the length of time for rehabilitation training, and adjust the training with different tensions according to different numbers of tension springs 8. The trainee can stand on the pedal 4 on the bottom plate 1, and the anti-slip pad 5 increases the friction. By closing and sliding the pedal 4, the rehabilitation movement on the guide rod 3 is achieved to realize leg strength training. The structure is simple and the strength intensity is adjustable. It is suitable for rehabilitation training of the body at different stages, and the applicability and service life of the device are improved. The vertical plate 10 fixes the horizontal plate 11, and starts the first motor 13 on the mounting plate 12. It can drive the pull rope 15 on the retracting rod 14 to retract or reel in according to the height requirements of the trainee. The trainee performs tension training of the upper limbs through the pull ring 16, and realizes strength training of the limbs in combination with the legs. The mounting groove 18 protects the second motor 1 9, the safety of the operating box 17 protects the safety of the assembly. When the height of the seat 25 needs to be adjusted according to the height of the trainee, the second motor 19 drives the active gear 20 to rotate, and under the transmission of the transmission gear 21, drives the screw 23 on the driven gear 22 to rotate, so that the top column 24 drives the seat 25 to adjust the height, thereby improving flexibility and adaptability. The limit plate 26, under the limitation of the limit rod 27, can make the seat 25 more stable for height adjustment. When adjusted to the lowest, the return spring 28 can provide a certain buffer to provide a stable protection for the seat 25. The pneumatic cylinder 31 can drive the display screen 33 on the pneumatic rod 32 to adjust the height according to the comfort needs of the trainee to improve comfort. The display screen 33 can be connected to the Internet to play some follow-up videos or music to improve interest and avoid training being too boring and painful. The power storage block 35 can store electricity to supply the normal power demand of the trainer, and lighting training is carried out with the help of the lighting stick 37 on the circuit board 36 to improve applicability.

[0040] Finally, it should be noted that the above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A strength-adjustable limb rehabilitation trainer, comprising a base plate (1), characterized in that: The upper surface of the bottom plate (1) is provided with an opening (2), the inner side wall of the opening (2) is connected to a guide rod (3), the outer surface of the guide rod (3) is symmetrically provided with a pedal (4), the pedal (4) is slidably connected to the guide rod (3), the upper surface of the pedal (4) is fixedly connected to an anti-slip pad (5), the lower outer surface of the pedal (4) is fixedly connected to a fixing plate (6), the upper surface of the fixing plate (6) is provided with fixing holes (7), the number of the fixing holes (7) is three, and the three fixing holes (7) are arranged in a linear array, the inner side wall of the opening (2) is fixedly connected to a tension spring (8), the number and position of the tension spring (8) are compatible with the number and position of the fixing holes (7), one end of the tension spring (8) is fixedly connected to a hook (9), the size of the hook (9) is compatible with the size of the fixing hole (7).

2. A strength-adjustable limb rehabilitation training device according to claim 1, characterized in that: The upper surface of the bottom plate (1) is fixedly connected to a vertical plate (10), the upper surface of the vertical plate (10) is fixedly connected to a horizontal plate (11), the front side surface of the horizontal plate (11) is fixedly connected to a mounting plate (12), a first motor (13) is mounted on the right surface of the mounting plate (12), an output end of the first motor (13) is fixedly connected to a reeling rod (14), a pull rope (15) is symmetrically arranged on the outer surface of the reeling rod (14), and one end of the pull rope (15) is fixedly connected to a pull ring (16).

3. The strength-adjustable limb rehabilitation training device according to claim 1, characterized in that: An operation box (17) is fixedly connected to the upper front surface of the base plate (1), a mounting groove (18) is provided on the front surface of the base plate (1), a second motor (19) is mounted on the inner top of the mounting groove (18), the second motor (19) passes through the operation box (17), an output end of the second motor (19) is fixedly connected to a driving gear (20), transmission gears (21) are symmetrically meshed on the left and right sides of the driving gear (20), driven gears (22) are symmetrically meshed on the left and right outer surfaces of the transmission gear (21), a screw rod (23) is fixedly connected to the middle of the driven gear (22), a top column (24) is threadedly connected to the outer surface of the screw rod (23), the top column (24) passes through the operation box (17), and a seat (25) is fixedly connected to the upper surface of the top column (24).

4. The strength-adjustable limb rehabilitation training device according to claim 3, characterized in that: The lower surface of the top column (24) is fixedly connected to a limit plate (26); the inner top wall and the inner bottom wall of the operation box (17) are symmetrically provided with limit rods (27); the limit rods (27) penetrate the limit plate (26); the lower outer surface of the limit rods (27) is sleeved with a return spring (28); the return spring (28) is fixedly connected to the limit plate (26).

5. The strength-adjustable limb rehabilitation training device according to claim 2, characterized in that: The outer surface of the pull ring (16) is sleeved with a sweat-absorbing sleeve (29), and the front outer surface of the mounting plate (12) is rotatably connected to a tensioning rod (30).

6. The strength-adjustable limb rehabilitation training device according to claim 1, characterized in that: The rear upper surface of the bottom plate (1) is fixedly connected to a pneumatic cylinder (31), the upper surface of the pneumatic cylinder (31) is movably connected to a pneumatic rod (32), and the upper surface of the pneumatic rod (32) is fixedly connected to a display screen (33).

7. The strength-adjustable limb rehabilitation training device according to claim 1, characterized in that: An anti-collision pad (34) is fixedly connected to an outer surface adjacent to the pedal board (4).

8. The strength-adjustable limb rehabilitation training device according to claim 2, characterized in that: The upper surface of the transverse plate (11) is fixedly connected to a power storage block (35), the lower surface of the transverse plate (11) at the rear is fixedly connected to a circuit board (36), and the lower surface of the circuit board (36) is fixedly connected to a lighting rod (37).

9. The strength-adjustable limb rehabilitation training device according to claim 1, characterized in that: The four corners of the lower surface of the base plate (1) are fixedly connected to support legs (38), and the lower surface of the support legs (38) is fixedly connected to a stabilizing block (39).

10. The strength-adjustable limb rehabilitation training device according to claim 1, characterized in that: The steps include: S1: pre-training adjustment: according to the height of the trainee, the second motor (19) is started to drive the driving gear (20) to rotate, and under the transmission of the transmission gear (21), the screw rod (23) on the driven gear (22) is driven to rotate, and under the limitation of the limit rod (27) and the limit plate (26), the top column (24) drives the seat (25) to adjust the height up and down, so as to adapt to different trainees and improve the applicability; S2: Leg training: The trainee sits on a seat (25) with a cushion to improve comfort, and places both feet on the pedals (4). According to the trainee's physical strength, the trainee can choose different numbers of hooks (9) of the tension spring (8) to be fixed to the fixing holes (7), starting from one in the initial training and gradually increasing to three to improve the intensity of the strength training. The trainee can sit and close his legs or stand and close his legs to achieve leg strength training; S3: Double-arm training: The trainee can start the first motor (13) to drive the pull rope (15) on the reeling rod (14) to adjust the length of the reeling or unreeling according to the length of his / her arms. The trainee pulls the pull rope (15) through the pull ring (16) to perform upper limb strength training. The sweat-absorbing sleeve (29) can absorb sweat from the hands to avoid danger caused by slipping hands due to sweating, thereby improving safety. S4: Guiding entertainment: The appropriate height can be adjusted by the cooperation of the pneumatic cylinder (31) and the pneumatic rod (32), and music or a follow-up training video can be played on the display screen (33), so as to help the trainee to perform more accurate follow-up training, improve the training effect, reduce the pain of training, and increase the interest of training.

Images