CN115607915A

CN115607915A - Recovered equipment is tempered to shank that orthopedics patient used

Info

Publication number: CN115607915A
Application number: CN202211189316.0A
Authority: CN
Inventors: 孔德群
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-09-28
Filing date: 2022-09-28
Publication date: 2023-01-17

Abstract

The invention relates to the technical field of medical rehabilitation equipment, and discloses leg exercise rehabilitation equipment for orthopedic patients, which comprises two bases, wherein a fixing plate is jointly fixed on the right sides of the two bases, a first motor is fixed below the front surface of the fixing plate, the rear end of an output shaft of the first motor penetrates into the fixing plate and is fixed with a first worm, the inner core above the outer surface of the first worm is connected with two first worm gears, the middle parts of the two first worm gears are respectively fixed with a second worm, and the left ends of the two second worms respectively penetrate into the two bases.

Description

Recovered equipment is tempered to shank that orthopedics patient used

Technical Field

The invention relates to the technical field of medical rehabilitation equipment, in particular to leg exercise rehabilitation equipment for orthopedic patients.

Background

After the human body is injured, targeted rehabilitation treatment is needed. Rehabilitation therapy is often a lengthy procedure. Especially, when the bones and muscles of the human body are damaged, for example: tendon ligament injury, muscle soft tissue injury, bone injury, etc., the recovery time required is relatively long. When a human body is seriously damaged, the human body cannot stand or walk for a long time and only lies or sits for a long time. The existing rehabilitation therapy method mainly adopts passive therapy modes such as massage and the like, the effect of the passive therapy mode is very limited, and the rehabilitation is very slow. Therefore, rehabilitation therapy needs to be timely carried out through orthopedic rehabilitation equipment to accelerate recovery of the injured part. The shank that current orthopedics patient used tempers recovered equipment can only be the assistance of single recovered action of taking exercise, can not adjust according to the patient's condition of injury degree, also can not change according to the recovered degree of patient and take exercise with advancing the rank and move supplementary, seriously restricts the recovered variety of taking exercise of patient, is unfavorable for that the patient is recovered.

Disclosure of Invention

Technical problem to be solved

In view of the defects of the prior art, the invention provides a leg exercise rehabilitation device for orthopedic patients, which solves the problems set forth in the background.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a leg exercising and rehabilitation device for orthopedic patients comprises two bases, wherein a fixing plate is jointly fixed on the right sides of the two bases, a first motor is fixed below the front surface of the fixing plate, the rear end of an output shaft of the first motor penetrates into the fixing plate and is fixedly provided with a first worm, an inner core above the outer surface of the first worm is connected with a first worm gear, a second worm is fixed in the middle of the first worm gear, the left ends of the second worm are respectively penetrated into the two bases, the outer surface of the second worm is positioned in the bases and is connected with a second worm gear in a meshing manner, a screw is fixed in the middle of the second worm gear, the outer surface of the screw is connected with a lifting frame in a threaded manner, a turntable is rotatably connected above the opposite sides of the two lifting frames, a third motor is fixed on the rear surface of the lifting frame positioned behind the lifting frame, and the front end of the output shaft of the third motor penetrates into the front surface of the lifting frame, the seat plate is fixedly connected with the center of the rear surface of the rear turntable, a back plate is rotatably connected with the right end of a seat plate fixed between the two turntables, an arc groove is formed in the right side of the lower surface of the seat plate, an arc plate is fixed on the right side of the back plate, a vertical plate is fixed on the lower surface of the seat plate, sliding grooves are formed in the right sides of the vertical plate and opposite sides of the two turntables, a first toothed plate is commonly and slidably connected with the inside of the two sliding grooves, a cylinder is fixed on the right side of the vertical plate, the right end of a piston rod of the cylinder is fixedly connected with the left end of the first toothed plate, a rotating shaft is fixed at the left end of the seat plate, the outer surface of the rotating shaft is rotatably connected with a first leg plate, a connecting plate is fixed below the left end of the first leg plate, a second leg plate is slidably connected with the outer surface of the connecting plate, an electric telescopic rod is fixed between the inner surface of the second leg plate and the connecting left end, and a connecting frame is slidably connected with the first leg plate, the rack is characterized in that the left end of the connecting rack is fixedly connected with the right ends of the leg plates, rotary grooves are formed in the upper surface of the connecting plate, a toothed cylinder is connected to the inside of each rotary groove in a rotating mode, a toothed plate II is arranged in the connecting rack, the bottom ends of the toothed plate II penetrate through the lower portion of the connecting plate, a plurality of tooth grooves are formed in the lower surface of the connecting rack, two wheel grooves are formed in the opposite sides of the rotary disk, the left end of each wheel groove extends to the outer side wall of the rotary disk, a wheel groove is connected to the inside of each wheel groove in a rotating mode, a motor II is fixed to the lower portion of the inside of each wheel groove, a worm III is fixed to the left end of the output shaft of the motor II, the outer surface of the worm III is connected with the bottom end of the rotary wheel in a meshing mode, a movable buckle is fixed to one side, close to the leg plate I, a movable groove is formed in one side, close to the rotary wheel, and the movable buckle is located in the movable groove and movably connected with the movable groove.

Preferably, two opposite sides of the rotary table are located above the seat plate and are all rotatably connected with rotating rods, sliding cylinders are sleeved on the outer surfaces of the rotating rods, through grooves are symmetrically formed in the outer surfaces of the sliding cylinders, the two through grooves are communicated with the insides of the sliding cylinders, connecting shafts are fixed on the outer surfaces of the rotating rods and located inside the two through grooves, handrails are connected with the two opposite ends of the connecting shafts in a rotating mode, springs are fixed between the outer surfaces of the connecting shafts and the outer surfaces of the through grooves, movable half rings are fixed on the left sides of the outer portions of the rotating rods at one ends of the sliding cylinders close to the rotary table, fixed half rings are fixed on the right sides of the outer portions of the rotating rods at one sides of the rotary table close to the sliding cylinders, clamping grooves are formed in the left sides of the bottoms of the handrails, clamping rods are clamped inside the clamping grooves in a clamping mode, opposite ends of the two clamping rods are fixedly connected with the opposite sides of the two rotary tables respectively, pressing grooves are formed in the outer surfaces of the rotary table, pressing blocks are slidably connected with pressing blocks, chutes in the left sides and right sides of the pressing blocks, movable rods are movably connected with extrusion blocks, two pressing blocks are fixed with two pressing blocks, and springs in the left side grooves.

Preferably, a foot plate is fixed on the left side of the upper surface of the leg plate II, and a foot belt is fixed on the right side of the foot plate.

Preferably, the outer surface of the hand frame is provided with protective cotton.

Preferably, a headrest is fixed above the left side of the back plate.

Preferably, the right side of the movable half ring is attached to the left side of the fixed half ring, and opposite ends of the two pushing blocks are respectively attached to the back sides of the two movable half rings.

Preferably, the inclined block is matched with the elastic groove positioned in front.

Preferably, a plurality of tooth sockets are formed in the lower surface of the connecting frame, the right side of the toothed plate II and the upper surface of the toothed plate I, and a plurality of gear teeth are fixed on the outer surface of the arc plate.

Preferably, the tops of the two toothed plates are symmetrically and rotatably connected with rollers, and sponge layers are arranged on the outer surfaces of the four rollers.

Preferably, the arc groove is matched with the arc plate.

(III) advantageous effects

The invention provides a leg exercising and rehabilitation device for orthopedic patients, which has the following beneficial effects:

(1) When the multifunctional rehabilitation device is used, the operation of the structures such as the rotary disc, the seat plate, the back plate, the first leg plate, the rotary shaft, the connecting plate, the leg plate and the like is controlled and adjusted, so that the multifunctional rehabilitation device can perform three different rehabilitation exercise modes of lying knee bending, sitting leg lifting and standing leg lifting, is suitable for patients with different degrees of illness, can perform advanced or combined exercise according to the physical conditions of the patients, and improves the flexibility and the applicability.

(2) When the hand-held frame is used, the hand-held frame can be adjusted and changed according to the exercise state of a patient, and when a person takes a sitting posture, the hand-held frame can be put on the arm in a conventional state and can be held conveniently to exert force; when the patient stands for exercise, the two hand supports can be connected in a rotating mode, the patient can conveniently stand for supporting and leaning, the position of the patient can be limited, the patient is prevented from falling down and being injured due to forward leaning of the body, and safety and practicability are improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1;

FIG. 3 is an enlarged view of the portion B in FIG. 1;

FIG. 4 is a schematic top view of the present invention;

FIG. 5 is an enlarged view of the point C in FIG. 4;

FIG. 6 is a schematic diagram of a right side view cross-sectional structure of the rotating rod and the pressing block of the present invention;

fig. 7 is a schematic structural view of a base and a fixing plate according to the present invention.

In the figure: 1. a base; 2. a fixing plate; 3. a first motor; 4. a first worm; 5. a first worm wheel; 6. a second worm; 7. a second worm gear; 8. a screw; 9. a lifting frame; 10. a turntable; 11. a seat plate; 12. a backup plate; 13. an arc groove; 14. an arc plate; 15. gear teeth; 16. a chute; 17. a vertical plate; 18. a cylinder; 19. a toothed plate I; 20. a leg plate I; 21. a rotating shaft; 22. connecting plates; 23. a second leg plate; 24. connecting a frame; 25. rotating the groove; 26. a gear cylinder; 27. a toothed plate II; 28. a tooth socket; 29. a drum; 30. a foot plate; 31. a foot strap; 32. a wheel groove; 33. a rotating wheel; 34. a second motor; 35. a third worm; 36. a movable groove; 37. a movable buckle; 38. a rotating rod; 39. a slide cylinder; 40. a through groove; 41. a connecting shaft; 42. a hand-held rack; 43. a first spring; 44. a movable half ring; 45. a stationary half ring; 46. a card slot; 47. a clamping rod; 48. pressing a groove; 49. according to blocks; 50. a chute; 51. a movable rod; 52. a pushing block; 53. a spring slot; 54. a second spring; 55. a sloping block; 56. a third motor; 57. an electric telescopic rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

As shown in fig. 1 to 7, the present invention provides a technical solution: a leg exercise rehabilitation device for orthopedic patients comprises two bases 1, wherein a fixing plate 2 is jointly fixed on the right sides of the two bases 1, a motor I3 is fixed below the front surface of the fixing plate 2, the rear end of an output shaft of the motor I3 penetrates into the fixing plate 2 and is fixed with a worm I4, an inner core above the outer surface of the worm I4 is connected with two worm gears I5, the middle parts of the two worm gears I5 are respectively fixed with a worm II 6, the left ends of the two worm II 6 penetrate into the two bases 1 respectively, the outer surface of the worm II 6 is positioned in the bases 1 and is connected with a worm gear II 7 in a meshing manner, the middle parts of the worm gear II 7 are fixed with a screw rod 8, the outer surface of the screw rod 8 is connected with a lifting frame 9 in a threaded manner, turntables 10 are rotatably connected above opposite sides of the two lifting frames 9, a motor III 56 is fixed on the rear surface of the lifting frame 9 positioned behind the lifting frame 9, and the front end of an output shaft of the motor III 56 penetrates into the front surface of the lifting frame 9, and is fixedly connected with the center of the rear surface of a rear rotary table 10, the right end of a seat plate 11 fixed between the two rotary tables 10 is rotatably connected with a backup plate 12, the right side of the lower surface of the seat plate 11 is provided with an arc groove 13, the right side of the backup plate 12 is fixed with an arc plate 14, the lower surface of the seat plate 11 is fixed with a vertical plate 17, the opposite sides of the two rotary tables 10 positioned at the right side of the vertical plate 17 are respectively provided with a sliding groove 16, the insides of the two sliding grooves 16 are jointly and slidably connected with a toothed plate I19, the right side of the vertical plate 17 is fixed with an air cylinder 18, the right end of a piston rod of the air cylinder 18 is fixedly connected with the left end of the toothed plate I19, the left end of the seat plate 11 is fixed with a rotating shaft 21, the outer surface of the rotating shaft 21 is rotatably connected with two leg plate I20, the lower part of the left end of the leg plate I20 is fixed with a connecting plate 22, the outer surface of the connecting plate 22 is slidably connected with a leg plate II 23, an electric telescopic rod 57 is fixed between the inner surface of the leg plate II 23 and the left end of the connecting plate 22, the connecting frame 24 is slidably connected with the inside of the leg plate I20, the left end of the connecting frame 24 is fixedly connected with the right end of the leg plate II 23, the upper surface of the connecting plate 22 is provided with a rotating groove 25, the rotating groove 25 is connected with a toothed cylinder 26 in a rotating mode, the connecting frame 24 is internally provided with a toothed plate II 27, the bottom end of the toothed plate II 27 penetrates below the connecting plate 22, the lower surface of the connecting frame 24 is provided with a plurality of tooth sockets 28, opposite sides of the two turntables 10 are respectively provided with a wheel groove 32, the left end of the wheel groove 32 extends to the outer side wall of the turntable 10, the wheel groove 32 is connected with a wheel groove 32 in a rotating mode, the motor II 34 is fixed below the wheel groove 32 in a rotating mode, the left end of an output shaft of the motor II 34 is fixed with a worm III 35, the outer surface of the worm III 35 is connected with the bottom end of the turning wheel 33 in a meshing mode, one side of the turning wheel 33 close to the leg plate I20 is fixed with a movable buckle 37, one side of the leg plate I20 close to the turning wheel 33 is provided with a movable groove 36, the movable buckle 37 is located inside the movable groove 36 and is movably connected with the movable groove 36, the movable buckle 37, the equipment exercise can be divided into three exercise modes of lying posture, and standing posture and bending and lifting legs are performed according to the advanced or combined exercise of the physical condition of a patient, and is shown in figure 1.

Furthermore, opposite sides of the two rotary tables 10 are both rotatably connected with rotary rods 38 above the seat plate 11, the outer surface of the rotary rods 38 is sleeved with a sliding cylinder 39, through grooves 40 are symmetrically formed in the outer surface of the sliding cylinder 39, the two through grooves 40 are both communicated with the inside of the sliding cylinder 39, a connecting shaft 41 is fixed on the outer surface of the rotary rods 38 and positioned inside the two through grooves 40, opposite ends of the two connecting shafts 41 are commonly and rotatably connected with a hand rest 42, a first spring 43 is fixed between the outer surface of the connecting shaft 41 and the outer surface of the through groove 40, a movable half ring 44 is fixed on the left side of the outer portion of the rotary rods 38 at one end of the sliding cylinder 39 close to the rotary tables 10, a fixed half ring 45 is fixed on the right side of the outer portion of the rotary rods 38 at one side of the rotary tables 10 close to the sliding cylinder 39, a clamping groove 46 is formed in the left side of the bottom of the hand rest 42, clamping grooves 47 are clamped inside the clamping rods 47, opposite ends of the two clamping rods 47 are respectively and fixedly connected with opposite sides of the two rotary tables 10, a pressing groove 48 is formed above the outer surface of the rotary tables 10, the pressing block 49 is connected inside the pressing groove 48 in a sliding manner, the inclined grooves 50 are formed in the left side and the right side inside the pressing block 49, the movable rods 51 are jointly and movably connected inside the two inclined grooves 50, the extruding and pushing block 52 is fixed on the outer surface of the movable rods 51, one end, close to the rotating rod 38, of the extruding and pushing block 52 penetrates through the outer surface of the turntable 10, the elastic grooves 53 are formed in the left sides of the two hand supports 42, the spring second 54 is fixed inside the elastic groove 53 positioned behind the elastic groove, and the inclined block 55 is fixed at the left end of the spring second 54, as shown in fig. 1, when the hand supports 42 are in a sitting posture exercise state, the arms of a patient can conveniently exert force by means of supporting during the sitting posture leg exercise, the hand supports are more comfortable, when the patient carries out a standing posture leg exercise, the extruding and the movable half rings 44 can slide outwards under the guide of the inclined grooves 50 and the movable half rings 45 by pressing the pressing block 49, the sliding cylinder 39 and the hand-held frames 42 are not limited, at this time, the rotating rod 38 serving as a circular point can be used for rotating the hand-held frames 42, the sliding cylinder 39 and the like, the clamping rod 47 is separated from the clamping groove 46, at this time, the connecting shaft 41 serving as a circular point can be used for rotating the hand-held frames 42, the hand-held frames 42 are transversely arranged in front of or above the body of a patient, the rotating rod 38 serving as a circular point is used for rotating and resetting, the first spring 43 pushes the sliding cylinder 39 and the movable half rings 44 to reset and clamp, the hand-held frames 42 on two sides are operated as above, the two hand-held frames 42 are relatively rotated and transversely arranged, the two hand-held frames 42 are ejected after being retracted through the extrusion inclined blocks 55, the two hand-held frames 42 are connected, and at this time, a standing person can both hold the handrail rod formed by connecting the two hand-held frames 42 for standing and leg raising exercises; an electric structure control switch in the device can be arranged on the surface of the hand-held frame 42, so that the patient can operate the hand-held frame independently.

Furthermore, a foot plate 30 is fixed on the left side of the upper surface of the second leg plate 23, a foot belt 31 is fixed on the right side of the foot plate 30, the sole of the foot can be attached to the foot plate 30 by a patient, the foot can be fixed through the foot belt 31, and the foot belt 31 has elasticity.

Furthermore, the outer surface of the hand frame 42 is provided with protective cotton, so that the hand frame 42 can be supported and held more comfortably by the arms of a person.

Further, a headrest is fixed above the left side of the back plate 12, so that when a patient leans on or lies on the back plate 12, the head can be more comfortable, and the head is prevented from directly striking the back plate 12.

Furthermore, the right side of the movable half ring 44 is attached to the left side of the fixed half ring 45, the opposite ends of the two pushing blocks 52 are attached to the opposite sides of the two movable half rings 44, when the movable half rings 44 are attached to the fixed half rings 45, the hand support 42 and other structures cannot rotate through the rotating rod 38, so that the hand support 42 cannot rotate and displace by taking the connecting shaft 41 as a circular point under the limit of the clamping rod 47 and the clamping groove 46, and the patient can be supported more firmly.

Furthermore, the inclined block 55 is matched with the elastic groove 53 in front, when the two handrails 42 rotate to be close, the inclined plane of the inclined block 55 is extruded and contracted, and then the inclined plane of the inclined block is ejected into the elastic groove 53 of the front handrail 42, so that the two handrails 42 cannot be pushed outwards to be opened, and the person can conveniently hold the inclined block in the inner part.

Further, a plurality of tooth sockets 28 have all been seted up to even 24 lower surfaces, the second toothed plate 27 right side, the first toothed plate 19 upper surface of frame, and arc plate 14 outer surface is fixed with a plurality of teeth of a cogwheel 15, and arc plate 14 is connected through teeth of a cogwheel 15 and the meshing of first toothed plate 19, and even frame 24 is connected through meshing with tooth section of thick bamboo 26, and second toothed plate 27 is connected through tooth socket 28 and the meshing of tooth section of thick bamboo 26.

Further, the top of the second toothed plate 27 is symmetrically and rotatably connected with the rollers 29, and the outer surfaces of the four rollers 29 are respectively provided with a sponge layer, so that when the second toothed plate 27 is abutted to push the knee nest and the calf, a person feels more comfortable, and the leg of a patient is not damaged or uncomfortable due to friction and direct abutment.

Further, the arc groove 13 is matched with the arc plate 14, so that when the backup plate 12 rotates and is laid flat, the arc plate 14 rotating along with the backup plate can be accommodated in the arc groove 13.

In conclusion, the working process of the invention is as follows: before use, the motor I3 can be controlled to operate, the worm I4 rotates to drive the two worm gears I5 and the worm II 6 to rotate, the lifting frames 9 descend through the worm gears II 7, the two lifting frames 9 synchronously ascend and descend, structures such as a sitting plate 11 descend, and a patient can conveniently sit and lie; when a patient takes a knee bending exercise for lying posture, the patient sits on the seat 11, two legs are placed on the two leg plates I20 by virtue of the backup plate 12, the piston rod of the control cylinder 18 retracts to drive the tooth plates I19 to move leftwards, the backup plate 12 rotates and is laid flat by virtue of the arc plates 14 which are connected in a meshed manner, the feet of the patient are fixed by the foot belts 31 at the moment, the feet are attached to the foot plates 30, the two electric telescopic rods 57 are controlled to contract at the moment, the two leg plates II 23 slide rightwards, the feet of the patient are pushed by the foot plates 30 to bend the knees, meanwhile, the connecting frame 24 is driven to move rightwards, the tooth cylinder 26 rotates by virtue of the lower surface tooth grooves 28, the tooth cylinder 26 drives the tooth plates II 27 to move upwards, the knee pits of the patient are pushed to ascend by virtue of the roller 29, so that the knee bending is successful, and the two electric telescopic rods 57 repeatedly extend and retract, so that the patient can bend and straighten the legs, and achieve an exercise effect; when a sitting posture leg-raising exercise is carried out, the backup plate 12 rotates to rise, a patient can conveniently sit up, the arm of the patient can place and hold the hand-held rack 42, force can be conveniently exerted, the worm III 35 is driven by the motor II 34, the rotating wheel 33 rotates to drive the movable buckle 37 to eccentrically rotate, the movable buckle 37 pushes and extrudes the movable groove 36 to enable the leg plate I20 and the leg plate II 23 to rotate, the leg of the patient is driven to rotate to raise or lower, the sitting posture leg-raising exercise effect is achieved, the operation of the single motor II 34 can be controlled according to different injuries of double legs, the leg needing to be exercised can be exercised, and the leg needing to be exercised can be placed for rest without or with different excessive exercises, so that the sitting posture leg-raising exercise is more flexible and convenient; when a standing exercise is needed, the backup plate 12 is laid flat, the motor three 56 is controlled to operate to drive the two lifting frames 9, the rotating disc 10, the seat plate 11 and the like to rotate, the backup plate 12, the seat plate 11, the leg plate one 20 and the like are in a vertical state, the two feet of a patient stand on the foot plate 30, the back of the patient is attached to the backup plate 12, the pressing block 49 is pressed, the pushing block 52 slides outwards under the guide of the inclined groove 50 and the movable rod 51, the movable half ring 44 is pushed to slide away from the fixed half ring 45, the sliding cylinder 39 and the hand frame 42 are not limited, the rotating rod 38 is used as a circular point to rotate the hand frame 42 and the sliding cylinder 39, the rotating rod 39 is used as a circular point to separate the clamping rod 47 from the clamping groove 46, the connecting shaft 41 is used as the rotating hand frame 42, the hand frame 42 is transversely placed in front of or on the body of the patient, the rotating rod 38 is used as a circular point to rotate and reset, the spring one 43 pushes the sliding cylinder 39 and the movable half ring 44 to reset the clamping block, the two hand frames 42 are operated, the two hand frames 42 are both operated as upper, the rotating shafts, the two hand frames 42 are relatively rotated, the two lifting frames 34 and the two lifting frames are connected, the two lifting frames 34 and the two lifting motor 34 and the two lifting frames 34 and the two lifting frame 34 and the two movable half rings 34 are driven to rotate, the two lifting frame 34 and the two lifting frame are connected, the two lifting frame 34 and the two lifting frame 37 are connected, the two lifting frame 23 and the two lifting frame.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a recovered equipment is tempered to shank that orthopedic patient used, includes two bases (1), its characterized in that: the right sides of the two bases (1) are jointly fixed with a fixing plate (2), a first motor (3) is fixed below the front surface of the fixing plate (2), the rear end of an output shaft of the first motor (3) penetrates into the fixing plate (2) and is fixed with a first worm (4), an inner core above the outer surface of the first worm (4) is connected with two first worm gears (5), the middle parts of the two first worm gears (5) are respectively fixed with a second worm (6), the left ends of the two second worm gears (6) penetrate into the two bases (1) respectively, the outer surface of the second worm (6) is positioned inside the bases (1) and is connected with a second worm gear (7) in a meshing manner, a screw rod (8) is fixed in the middle of the second worm gear (7), lifting frames (9) are in threaded connection with the outer surfaces of the screw rods (8), turntables (10) are rotatably connected above the opposite sides of the two lifting frames (9), a motor III (56) is fixed on the rear surface of the lifting frame (9) positioned at the rear, the front end of the output shaft of the motor III (56) penetrates through the front surface of the lifting frame (9) and is fixedly connected with the center of the rear surface of the turntable (10) at the rear, a backup plate (12) is rotatably connected with the right end of a seat plate (11) fixed between the two turntables (10), an arc groove (13) is formed in the right side of the lower surface of the seat plate (11), the back plate (12) right side is fixed with an arc plate (14), the seat plate (11) lower surface is fixed with a vertical plate (17), two opposite sides of the rotary table (10) are positioned on the right side of the vertical plate (17) and are both provided with sliding grooves (16), two sliding grooves (16) are internally and jointly connected with a first toothed plate (19) in a sliding manner, the vertical plate (17) right side is fixed with an air cylinder (18), the right end of a piston rod of the air cylinder (18) is fixedly connected with the left end of the first toothed plate (19), the seat plate (11) left end is fixed with a rotating shaft (21), the outer surface of the rotating shaft (21) is rotatably connected with two first toothed plates (20), a connecting plate (22) is fixed below the left end of the first toothed plate (20), the outer surface of the connecting plate (22) is slidably connected with a second toothed plate (23), an electric telescopic rod (57) is fixed between the inner surface of the second toothed plate (23) and the left end of the connecting plate (22), the first leg plate (20) is internally and is slidably connected with a connecting frame (24), the left end of the connecting frame (24) is fixedly connected with the right end of the second toothed plate (23), the rotating plate (22) is provided with a rotating groove (25), the connecting frame (25) lower end of the connecting frame (27) is arranged, and the connecting tube (27) penetrates through the connecting tube (27), a plurality of tooth sockets (28) are formed in the lower surface of the connecting frame (24), two wheel grooves (32) are formed in the opposite sides of the rotary table (10), the left end of each wheel groove (32) extends to the outer side wall of the rotary table (10), wheel grooves (32) are connected inside the wheel grooves in a rotating mode, a motor II (34) is fixed to the lower portion inside the wheel grooves (32), a worm III (35) is fixed to the left end of an output shaft of the motor II (34), the outer surface of the worm III (35) is connected with the bottom end of the rotary wheel (33) in a meshing mode, a movable buckle (37) is fixed to one side, close to the leg plate I (20), of the leg plate I (20), close to one side of the rotary wheel (33), a movable groove (36) is formed in the movable groove (36), and the movable buckle (37) is located inside the movable groove (36) and movably connected with the movable groove (36).

2. A leg exercise rehabilitation apparatus for orthopedic patients according to claim 1, characterized in that: the two opposite sides of the rotary table (10) are positioned above the seat plate (11) and are respectively and rotatably connected with a rotating rod (38), a sliding cylinder (39) is sleeved on the outer surface of the rotating rod (38), through grooves (40) are symmetrically formed in the outer surface of the sliding cylinder (39), the two through grooves (40) are communicated with the inside of the sliding cylinder (39), a connecting shaft (41) is fixedly arranged in the two through grooves (40) in the outer surface of the rotating rod (38), the two opposite ends of the connecting shaft (41) are jointly and rotatably connected with a hand rest (42), a first spring (43) is fixedly arranged between the outer surface of the connecting shaft (41) and the outer surface of the through groove (40), a movable semi-ring (44) is fixedly arranged on the left side of the outer part of the rotating rod (38) at one end of the sliding cylinder (39) close to the rotary table (10), a fixed semi-ring (45) is fixedly arranged on the right side of the outer part of the rotating rod (38) at one side of the rotary table (10) close to the sliding cylinder (39), a clamping groove (46) is formed in the left side of the bottom of the left side of the hand rest (42), a clamping rod (47) is fixedly connected with a clamping groove (48) at the opposite side of the inner part of the rotary table (48), and two clamping block (48) is connected with the outer surface of the rotary table (48), chute (50) have all been seted up to the inside left and right sides of pressing block (49), two the inside joint swing joint of chute (50) has movable rod (51), movable rod (51) external surface is fixed with pushing block (52), pushing block (52) are close to the one end of bull stick (38) run through to carousel (10) surface, two handrail frame (42) left side has all been seted up bullet groove (53), be located the rear bullet groove (53) inside be fixed with spring two (54), the left end of spring two (54) is fixed with sloping block (55).

3. A leg exercise rehabilitation apparatus for orthopedic patients according to claim 1, characterized in that: a foot plate (30) is fixed on the left side of the upper surface of the second leg plate (23), and a foot belt (31) is fixed on the right side of the foot plate (30).

4. A leg exercise rehabilitation apparatus for orthopedic patients according to claim 2, characterized in that: the outer surface of the handrail (42) is provided with protective cotton.

5. A leg exercise rehabilitation apparatus for orthopedic patients according to claim 1, characterized in that: a headrest is fixed above the left side of the backup plate (12).

6. The leg exercise rehabilitation apparatus for orthopedic patients according to claim 2, characterized in that: the right side of the movable half ring (44) is attached to the left side of the fixed half ring (45), and the opposite ends of the two pushing blocks (52) are respectively attached to the opposite sides of the two movable half rings (44).

7. A leg exercise rehabilitation apparatus for orthopedic patients according to claim 2, characterized in that: the inclined block (55) is matched with the elastic groove (53) positioned in front.

8. A leg exercise rehabilitation apparatus for orthopedic patients according to claim 1, characterized in that: a plurality of tooth sockets (28) are respectively formed in the lower surface of the connecting frame (24), the right side of the second toothed plate (27) and the upper surface of the first toothed plate (19), and a plurality of gear teeth (15) are fixed on the outer surface of the arc plate (14).

9. A leg exercise rehabilitation apparatus for orthopedic patients according to claim 1, characterized in that: the top of the second toothed plate (27) is symmetrically and rotatably connected with rollers (29), and the outer surfaces of the rollers (29) are provided with sponge layers.

10. The leg exercise rehabilitation apparatus for orthopedic patients according to claim 1, characterized in that: the arc groove (13) is matched with the arc plate (14).