Leg rehabilitation exercise equipment

Abstract

The utility model discloses leg rehabilitation exercise equipment, which relates to the technical field of medical instruments and comprises a mounting base, two manual belt wheels are symmetrically arranged on two sides of the mounting base, and a seat is arranged at the top of one end of the mounting base. A lead screw sliding block component is arranged at the bottom of the seat; movable clamping pin parts are arranged on one sides of the two manual belt wheels, and synchronous belts are arranged on the outer sides of the manual belt wheels; two linear guide rail parts are symmetrically arranged on the two sides of the lead screw sliding block part; driven belt wheels are arranged at the other ends of the synchronous belts, and two L-shaped limiting plates are arranged on the sides, close to each other, of the two driven belt wheels; and spring exercise parts are arranged on the two L-shaped limiting plates. By means of the structure, different angles and training intensity can be rapidly adjusted according to the requirements of different patients, leg movement can be assisted through arm strength, leg safety is guaranteed, and a better training effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of medical devices, and particularly relates to a leg rehabilitation exercise device. Background Art

[0002] Leg rehabilitation exercises are an important means for the recovery of leg injuries, diseases or after surgeries. These exercises aim to enhance leg muscle strength, improve joint mobility, increase coordination and balance, thereby promoting the overall recovery of leg function.

[0003] Existing leg rehabilitation exercise devices perform leg rehabilitation exercises by using leg muscles to push resistance devices. However, some resistance devices overly rely on mechanical movements and ignore the complexity and variability of natural human movements, and cannot quickly adjust different angles and training intensities according to the needs of different patients, which may lead to less than ideal training effects and even cause adverse effects on the patient's body in some cases. Therefore, we propose a leg rehabilitation exercise device to solve the problems mentioned above. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a leg rehabilitation exercise device to solve the problem that existing leg rehabilitation exercise devices perform leg rehabilitation exercises by using leg muscles to push resistance devices. However, some resistance devices overly rely on mechanical movements and ignore the complexity and variability of natural human movements, and cannot quickly adjust different angles and training intensities according to the needs of different patients, which may lead to less than ideal training effects and even cause adverse effects on the patient's body in some cases as mentioned in the above background art.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] A leg rehabilitation exercise device includes a mounting base. Two manual pulleys are symmetrically arranged on both sides of the mounting base. A seat is arranged at the top of one end of the mounting base. A lead screw slider component is arranged at the bottom of the seat. An active pin component is arranged on one side of each of the two manual pulleys. Synchronous belts are arranged outside the manual pulleys. Two linear guide components are symmetrically arranged on both sides of the lead screw slider component. The other end of the synchronous belt is provided with a driven pulley. Two L-shaped limit plates are arranged on the side where the two driven pulleys are close to each other. A spring exercise component is arranged on the two L-shaped limit plates.

[0007] Further, the manual pulley includes a pulley main body. A rotating handle is arranged on one side of the pulley main body. The other side of the pulley main body is rotatably connected to the mounting base. A retaining ring is arranged outside the rotating handle. The rotating handle is rotatably connected to the pulley main body. A gear ring is arranged outside the retaining ring. The retaining ring is fixedly connected to the pulley main body. The gear ring is fixedly connected to the pulley main body.

[0008] Further, one end of the synchronous belt is meshed and connected with the main pulley body, the other end of the synchronous belt is meshed and connected with the driven pulley, and the driven pulley is rotationally connected with the mounting base.

[0009] Further, the driven pulley is rotationally connected with the mounting base. One end of the driven pulley passes through the mounting base and is fixedly connected with an L-shaped limiting plate, and a limiting groove is arranged on one side of the L-shaped limiting plate close to the mounting base.

[0010] Further, the spring exercise component includes a spring bottom plate. Two springs are symmetrically arranged on the top of the spring bottom plate. The spring bottom plate is fixedly connected with the inner bottom of the L-shaped limiting plate. A spring top plate is arranged on the top of the two springs. One end of the spring is fixedly connected with the spring bottom plate, and the other end of the spring is fixedly connected with the spring top plate. A sliding limiting pin is arranged on one side of the spring top plate close to the L-shaped limiting plate. A foot fixing ring is arranged on the top of the spring top plate. The sliding limiting pin passes through the L-shaped limiting plate and is provided with a baffle. The sliding limiting pin is fixedly connected with the spring top plate. The sliding limiting pin is slidably connected inside the limiting groove. The foot fixing ring is fixedly connected with the spring top plate. The baffle is fixedly connected with the sliding limiting pin. The baffle is slidably connected with the L-shaped limiting plate.

[0011] Further, the movable latch component includes a latch mounting seat. A latch is arranged on the top of the latch mounting seat. The latch mounting seat is fixedly connected with the mounting base. An arc-shaped buckle is arranged on the top of the latch. One end of the latch is rotationally connected with the latch mounting seat. The latch is clamped with the gear ring. The arc-shaped buckle is rotationally connected with the other end of the latch. The arc-shaped buckle is clamped with the snap ring.

[0012] Further, the lead screw slider component includes a lead screw. Two lead screw mounting blocks are symmetrically arranged at both ends of the lead screw. One end of the lead screw far from the mounting base passes through the lead screw mounting block and is provided with a hand wheel. Both ends of the lead screw are respectively rotationally connected with the two lead screw mounting blocks. A threaded sliding block is arranged on one side of the two lead screw mounting blocks close to each other. The lead screw mounting block is fixedly connected with the mounting base. The hand wheel is fixedly connected with the lead screw. The threaded sliding block is threadedly connected with the lead screw. The top of the threaded sliding block is fixedly connected with the bottom of the seat. The two linear guide components include a guide rail. Two sliders are arranged at intervals on the top of the guide rail. The guide rail is fixedly connected with the mounting base. The two sliders are fixedly connected with the bottom of the seat.

[0013] Compared with the prior art, the beneficial effects of the present utility model are:

[0014] 1. The utility model is provided with an installation base, on both sides of which are symmetrically arranged two manual pulleys. On one side of each of the two manual pulleys is arranged a movable latch component, and synchronous belts are arranged on the outer sides of the manual pulleys. The other end of the synchronous belt is provided with a driven pulley. On the side where the two driven pulleys are close to each other are arranged two L-shaped limiting plates, and a spring exercise component is arranged on the two L-shaped limiting plates. In this process, by rotating the handwheels on both sides, the synchronous belts on both sides can be driven respectively, and then the driven pulleys can be driven, further driving the spring exercise components on the two L-shaped limiting plates to rotate, so as to adjust the training angle, which is convenient for exercising the leg muscles in different areas. And by opening the movable latch component and rotating the manual pulley, the lifting movement of the leg can be assisted by the arm strength to ensure the safety of the movement.

[0015] 2. The utility model is provided with a seat, and at the bottom of the seat is arranged a lead screw slider component, and on both sides of the lead screw slider component are symmetrically arranged two linear guide components. In this process, the seat can be pushed through the lead screw slider component, so that the seat moves smoothly on the two linear guide components, and then the distance between the patient's buttocks and the spring exercise component can be adjusted, enabling the patient's legs to be bent to different degrees, which is beneficial to exercising the leg muscles in different areas and can meet the exercise needs of patients with different heights. Description of the Drawings

[0016] Figure 1 is the overall structural schematic diagram of the utility model;

[0017] Figure 2 is the installation structural schematic diagram of the lead screw slider component of the utility model;

[0018] Figure 3 is the installation structural schematic diagram of the manual pulley of the utility model;

[0019] Figure 4 is the installation structural schematic diagram of the spring exercise component of the utility model;

[0020] Reference numerals: 1, installation base; 2, manual pulley; 201, pulley body; 202, rotating handle; 203, snap ring; 204, gear ring; 3, seat; 4, lead screw slider component; 401, lead screw; 402, lead screw mounting block; 403, handwheel; 404, threaded sliding block; 5, movable latch component; 501, latch mounting seat; 502, latch; 503, arc-shaped buckle; 6, synchronous belt; 7, driven pulley; 8, linear guide component; 801, guide rail; 802, slider; 9, L-shaped limiting plate; 901, limiting groove; 10, spring exercise component; 1001, spring bottom plate; 1002, spring; 1003, spring top plate; 1004, sliding limit pin; 1005, foot fixing ring; 1006, baffle. Detailed Embodiments

[0021] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0022] Please refer to Figures 1-4 , the present utility model provides a technical solution: a leg rehabilitation exercise device, including a mounting base 1, two manual pulleys 2 are symmetrically arranged on both sides of the mounting base 1, a seat 3 is arranged at the top of one end of the mounting base 1, a lead screw slider component 4 is arranged at the bottom of the seat 3, two movable pin components 5 are arranged on one side of each of the two manual pulleys 2, synchronous belts 6 are arranged outside the manual pulleys 2, two linear guide components 8 are symmetrically arranged on both sides of the lead screw slider component 4, the other end of the synchronous belt 6 is provided with a driven pulley 7, two L-shaped limit plates 9 are arranged on the side where the two driven pulleys 7 are close to each other, and a spring exercise component 10 is arranged on the two L-shaped limit plates 9;

[0023] The manual pulley 2 includes a pulley main body 201, a rotating handle 202 is arranged on one side of the pulley main body 201, the other side of the pulley main body 201 is rotatably connected to the mounting base 1, a snap ring 203 is arranged outside the rotating handle 202, the rotating handle 202 is rotatably connected to the pulley main body 201, a gear ring 204 is arranged outside the snap ring 203, the snap ring 203 is fixedly connected to the pulley main body 201, and the gear ring 204 is fixedly connected to the pulley main body 201.

[0024] One end of the synchronous belt 6 is meshed and connected with the pulley main body 201, and the other end of the synchronous belt 6 is meshed and connected with the driven pulley 7. The driven pulley 7 is rotatably connected to the mounting base 1. In this embodiment, by arranging the synchronous belt 6, when the pulley main body 201 rotates, the driven pulley 7 can be driven to rotate, which is convenient for the patient sitting on the seat 3 to adjust the leg exercise angle.

[0025] The driven pulley 7 is rotatably connected to the mounting base 1. One end of the driven pulley 7 passes through the mounting base 1 and is fixedly connected to the L-shaped limit plate 9. A limit groove 901 is arranged on the side of the L-shaped limit plate 9 close to the mounting base 1. In this embodiment, by arranging the limit groove 901, the spring exercise component 10 can be compressed smoothly, avoiding displacement during the exercise process and thus hurting the patient's leg.

[0026] The spring exercise component 10 includes a spring bottom plate 1001. Two springs 1002 are symmetrically arranged on the top of the spring bottom plate 1001. The spring bottom plate 1001 is fixedly connected to the inner bottom of the L-shaped limiting plate 9. A spring top plate 1003 is arranged on the top of the two springs 1002. One end of the spring 1002 is fixedly connected to the spring bottom plate 1001, and the other end of the spring 1002 is fixedly connected to the spring top plate 1003. A sliding limiting pin 1004 is arranged on one side of the spring top plate 1003 close to the L-shaped limiting plate 9. A foot fixing ring 1005 is arranged on the top of the spring top plate 1003. The sliding limiting pin 1004 passes through the L-shaped limiting plate 9 and is provided with a baffle 1006. The sliding limiting pin 1004 is fixedly connected to the spring top plate 1003 and is slidably connected inside the limiting groove 901. The foot fixing ring 1005 is fixedly connected to the spring top plate 1003. The baffle 1006 is fixedly connected to the sliding limiting pin 1004, and the baffle 1006 is slidably connected to the L-shaped limiting plate 9. In this embodiment, by setting the foot fixing ring 1005, it is convenient to fix the patient's feet and avoid the patient's feet detaching from the spring exercise component 10 during exercise.

[0027] The movable locking pin component 5 includes a locking pin mounting seat 501. A locking pin 502 is arranged on the top of the locking pin mounting seat 501. The locking pin mounting seat 501 is fixedly connected to the mounting base 1. An arc-shaped buckle 503 is arranged on the top of the locking pin 502. One end of the locking pin 502 is rotatably connected to the locking pin mounting seat 501, and the locking pin 502 is clamped with the gear ring 204. The arc-shaped buckle 503 is rotatably connected to the other end of the locking pin 502, and the arc-shaped buckle 503 is clamped with the snap ring 203. In this embodiment, by clamping the locking pin 502 with the gear ring 204 and clamping the arc-shaped buckle 503 with the snap ring 203, the manual pulley 2 can be fixed and released, facilitating adaptation to different needs of leg exercises.

[0028] The lead screw slider component 4 includes a lead screw 401. Two lead screw mounting blocks 402 are symmetrically arranged at both ends of the lead screw 401. One end of the lead screw 401 far from the mounting base 1 passes through the lead screw mounting block 402 and is provided with a handwheel 403. The two ends of the lead screw 401 are respectively rotatably connected to the two lead screw mounting blocks 402. A threaded sliding block 404 is arranged on one side where the two lead screw mounting blocks 402 are close to each other. The lead screw mounting block 402 is fixedly connected to the mounting base 1. The handwheel 403 is fixedly connected to the lead screw 401. The threaded sliding block 404 is threadedly connected to the lead screw. The top of the threaded sliding block 404 is fixedly connected to the bottom of the seat 3. The two linear guide components 8 include a guide rail 801. Two sliders 802 are arranged at intervals on the top of the guide rail 801. The guide rail 801 is fixedly connected to the mounting base 1. The two sliders 802 are fixedly connected to the bottom of the seat 3.

[0029] Working principle: The patient sits above the seat 3. Rotating the handwheel 403 drives the lead screw 401 to rotate, which in turn drives the threaded sliding block 404 to move, further driving the seat 3 to slide smoothly on the guide rail 801 through the sliders 802 on both sides of the bottom to adjust the position. The patient inserts the feet into the inside of the foot fixing ring 1005, rotates the rotating handle 202, drives the pulley body 201 to rotate, which in turn drives the synchronous belt 6, and further drives the driven pulley 7 to rotate to adjust the angle of the spring exercise component 10 on the L-shaped limiting plate 9. The rotating pin 502 is engaged with the gear ring 204, and the rotating arc-shaped buckle 503 is engaged with the snap ring 203 to fix the manual pulley 2. The leg applies pressure to the spring exercise component 10, the spring top plate 1003 is stressed, driving the sliding limiting pin 1004 to slide inside the limiting groove 901, and the baffle 1006 prevents the sliding limiting pin 1004 from sliding out of the limiting groove 901, and the spring 1002 is compressed to form a reaction force on the leg, thereby exercising the leg muscles.

[0030] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A leg rehabilitation exercise device, characterized in that: The invention comprises a mounting base (1), two manual pulleys (2) are symmetrically arranged on both sides of the mounting base (1), a seat (3) is arranged on the top of one end of the mounting base (1), a screw slider component (4) is arranged at the bottom of the seat (3), one side of the two manual pulleys (2) is provided with a movable latch component (5), the outer side of the manual pulleys (2) is provided with a synchronous belt (6), two linear guide components (8) are symmetrically arranged on both sides of the screw slider component (4), a driven pulley (7) is arranged at the other end of the synchronous belt (6), two L-shaped limit plates (9) are arranged on one side of the two driven pulleys (7) close to each other, and spring training components (10) are arranged on the two L-shaped limit plates (9).

2. A leg rehabilitation exercise device according to claim 1, characterized in that: The manual pulley (2) comprises a pulley body (201); a rotating handle (202) is arranged on one side of the pulley body (201); the other side of the pulley body (201) is rotatably connected to the mounting base (1); a clamping ring (203) is arranged on the outer side of the rotating handle (202); the rotating handle (202) is rotatably connected to the pulley body (201); a gear ring (204) is arranged on the outer side of the clamping ring (203); the clamping ring (203) is fixedly connected to the pulley body (201); and the gear ring (204) is fixedly connected to the pulley body (201).

3. A leg rehabilitation exercise device according to claim 2, characterized in that: One end of the synchronous belt (6) is meshed and connected with the pulley body (201), and the other end of the synchronous belt (6) is meshed and connected with the driven pulley (7), and the driven pulley (7) is rotatably connected with the mounting base (1).

4. The leg rehabilitation exercise device according to claim 3, characterized in that: The driven pulley (7) is rotatably connected to the mounting base (1); one end of the driven pulley (7) passes through the mounting base (1) and is fixedly connected to the L-shaped limiting plate (9); a limiting groove (901) is provided on a side of the L-shaped limiting plate (9) close to the mounting base (1).

5. The leg rehabilitation exercise device according to claim 4, characterized in that: The spring training component (10) comprises a spring bottom plate (1001), two springs (1002) are symmetrically arranged on the top of the spring bottom plate (1001), the spring bottom plate (1001) is fixedly connected to the inner bottom of the L-shaped limiting plate (9), a spring top plate (1003) is arranged on the top of the two springs (1002), one end of the spring (1002) is fixedly connected to the spring bottom plate (1001), and the other end of the spring (1002) is fixedly connected to the spring top plate (1003), and a sliding limiting pin (1003) is arranged on the side of the spring top plate (1003) close to the L-shaped limiting plate (9). 004), a foot fixing ring (1005) is arranged on the top of the spring top plate (1003), the sliding limit pin (1004) passes through the L-shaped limit plate (9) and is provided with a baffle (1006), the sliding limit pin (1004) is fixedly connected to the spring top plate (1003), the sliding limit pin (1004) is slidably connected inside the limit groove (901), the foot fixing ring (1005) is fixedly connected to the spring top plate (1003), the baffle (1006) is fixedly connected to the sliding limit pin (1004), and the baffle (1006) is slidably connected to the L-shaped limit plate (9).

6. The leg rehabilitation exercise device according to claim 1, characterized in that: The movable bayonet component (5) comprises a bayonet mounting seat (501), a bayonet (502) is arranged on the top of the bayonet mounting seat (501), the bayonet mounting seat (501) is fixedly connected to the mounting base (1), an arc-shaped buckle (503) is arranged on the top of the bayonet (502), one end of the bayonet (502) is rotatably connected to the bayonet mounting seat (501), the bayonet (502) is snap-fitted to the gear ring (204), the arc-shaped buckle (503) is rotatably connected to the other end of the bayonet (502), and the arc-shaped buckle (503) is snap-fitted to the clamping ring (203).

7. The leg rehabilitation exercise device according to claim 1, characterized in that: The screw slider component (4) comprises a screw (401), two screw mounting blocks (402) are symmetrically arranged at both ends of the screw (401), one end of the screw (401) away from the mounting base (1) passes through the screw mounting block (402) and is provided with a hand wheel (403), the two ends of the screw (401) are respectively rotatably connected to the two screw mounting blocks (402), a threaded sliding block (404) is arranged on one side of the two screw mounting blocks (402) close to each other, and the screw mounting blocks (402) and the mounting base (1) are symmetrically arranged at both ends of the screw (401), and a hand wheel (403) is arranged on the one side of the screw mounting blocks (402) close to each other. The base (1) is fixedly connected, the hand wheel (403) is fixedly connected to the lead screw (401), the threaded sliding block (404) is threadedly connected to the lead screw, the top of the threaded sliding block (404) is fixedly connected to the bottom of the seat (3), the two linear guide rail components (8) include a guide rail (801), two sliders (802) are spaced apart at the top of the guide rail (801), the guide rail (801) is fixedly connected to the mounting base (1), and the two sliders (802) are fixedly connected to the bottom of the seat (3).

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