Simple lower limb exercise device
By designing a simple lower limb exercise device and using the combination of pulley components and exercise ropes, the problem of the lack of simple lower limb exercise equipment in the recovery process of critically ill patients is solved, convenient lower limb exercise and strength adjustment are achieved, and muscle exercise effect and muscle strength recovery efficiency are improved.
Patent Information
- Application Number
- CN202420680440.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-03
- Publication Date
- 2025-03-11
- Estimated Expiration
- 2034-04-03
AI Technical Summary
In critically ill patients lack simple and easy-to-operate lower limb exercise equipment during the recovery process, resulting in limited muscle strength recovery.
A simple lower limb exercise device is designed, including pulley assembly, exercise rope and hook assembly. Through the combination of pulley assembly and exercise rope, lower limb exercise is achieved using the principle of pulley and lever, and the exercise intensity is adjusted by adjusting the length of the collar and elastic sleeve.
This device allows severe patients to exercise their lower limbs easily. The exercise tool is simple in structure and convenient in operation. It can adjust the exercise intensity according to the patient's recovery situation, and improve the muscle exercise effect and muscle strength recovery efficiency.
Smart Images
Figure CN222585474U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of exercise equipment, in particular to a simple lower limb exercise device. Background Art
[0002] Critically ill patients, especially those after sedation and analgesia, are prone to muscle weakness. Patients with critically ill acquired myasthenia need to undergo rehabilitation exercises in advance. However, there are currently few devices in critical care that patients can use to exercise on their own after waking up, and most of them are complex in structure, inconvenient for patients to operate, and not convenient to carry and use. When there is no family member to accompany them, there is a lack of caregivers and family help, and it is difficult for patients to take the initiative to exercise, which affects their recovery.
[0003] Therefore, there is a need for a simple lower limb exercise device that can turn the patient's passive exercise into active exercise, which is beneficial to muscle training and muscle strength recovery. Utility Model Content
[0004] In order to solve the above problems, the utility model proposes a simple lower limb exercise device, which has the characteristics of easy operation and strong practicality.
[0005] In order to achieve the above purpose, the utility model proposes the following specific solutions:
[0006] A simple lower limb exercise device comprises a pulley assembly, the pulley assembly comprises a connecting shaft, a ring and a baffle, baffles are fixedly provided at both ends of the connecting shaft, baffle rods are fixedly provided on the side wall edges of the baffle, a ring is sleeved on the outer side of the connecting shaft, an exercise rope is sleeved on the outer side of the ring, a first adjustment sleeve is sleeved on the exercise rope, a second adjustment sleeve is sleeved on the exercise rope, one end of the exercise rope is fixedly connected with a first elastic sleeve, the other end of the exercise rope is fixedly connected with a second elastic sleeve, a connecting frame is fixedly provided on the outer side of the baffle, and a hook assembly is inserted on the top of the connecting frame.
[0007] As a preferred technical solution of a simple lower limb exercise device of the utility model, a rotor is clamped on the outer wall of the connecting shaft, and a plurality of rotors are provided, and the rotors are located on the inner side of the ring.
[0008] As a preferred technical solution of a simple lower limb exercise device of the utility model, a friction strip is fixedly provided on the outer wall of the ring, and a plurality of the friction strips are provided, and the friction strips are made of flexible material.
[0009] As a preferred technical solution of a simple lower limb exercise device of the utility model, a friction ring is fixedly provided on the inner wall of the first adjustment sleeve, and the friction ring is made of a flexible material.
[0010] As a preferred technical solution of a simple lower limb exercise device of the utility model, the second adjustment sleeve has the same structure as the first adjustment sleeve.
[0011] As a preferred technical solution of a simple lower limb exercise device of the utility model, the two ends of the connecting frame are fixed on the baffle, a through hole is opened in the middle of the top surface of the connecting frame, and the hook assembly passes through the through hole.
[0012] As a preferred technical solution of a simple lower limb exercise device of the utility model, the hook assembly includes a hook, an elastic rope and a limiting plate. The bottom of the hook is fixed with an elastic rope, the elastic rope passes through a through hole, and the bottom of the elastic rope is fixed with a limiting plate.
[0013] As a preferred technical solution of a simple lower limb exercise device of the utility model, the outer ring size of the first adjustment sleeve is larger than the spacing size between the blocking rod and the sleeve ring.
[0014] Compared with the existing technology, the utility model has the following beneficial effects:
[0015] The utility model provides a pulley assembly, an exercise rope and a hook assembly. When performing lower limb rehabilitation training for a critically ill patient, the pulley assembly and the set exercise rope tool can be hung to a suitable position through the hook assembly. Then the patient's feet can be set on the inner sides of the elastic sleeves at both ends of the exercise rope. By using the principle of pulleys and levers, after one foot of the patient is lifted, the other foot can be moved down, so that the exercise rope moves on the pulley. The reciprocating operation can conveniently perform lower limb exercise. The exercise tool has a simple structure, can be hung at a suitable position according to the needs of the patient, and is easy to use.
[0016] By arranging the first elastic sleeve and the second elastic sleeve on the exercise rope, the size of the elastic sleeve is larger than the spacing size between the stop rod and the ring on the pulley assembly, that is, the elastic sleeve will be blocked when it moves to one side of the stop rod. When the patient exercises, the distance between the two elastic sleeves can be adjusted to adjust the length of the exercise rope between the two elastic sleeves. When the patient exercises, the elastic sleeve is blocked when it moves to the bottom of the stop rod, thereby limiting the moving distance of the exercise rope on the pulley, thereby limiting the range of movement of the patient's legs. The adjustment is convenient, the exercise intensity can be adjusted according to the rehabilitation situation, and the practicability is strong. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] In order to better describe the technical solution of the utility model in detail, the present invention is further explained below in conjunction with the accompanying drawings and embodiments.
[0018] Figure 1 It is a schematic diagram of the overall structure provided by the utility model;
[0019] Figure 2 It is a three-dimensional cross-sectional view of the utility model;
[0020] Figure 3 For the utility model Figure 2The enlarged schematic diagram of point A in the middle;
[0021] Figure 4 For the utility model Figure 2 The enlarged schematic diagram of point B in the middle;
[0022] Figure 5 For the utility model Figure 2 Enlarged schematic diagram of point C in the middle.
[0023] In the figure: 1. pulley assembly; 11. connecting shaft; 111. rotor; 12. collar; 121. friction strip; 13. baffle; 131. baffle rod; 14. connecting frame; 141. through hole; 2. exercise rope; 21. first adjustment sleeve; 211. friction ring; 22. second adjustment sleeve; 23. first elastic sleeve; 24. second elastic sleeve; 3. hook assembly; 31. hook; 32. elastic rope; 33. limit plate. DETAILED DESCRIPTION
[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0025] Example
[0026] See also Figure 1-5 As shown, the utility model provides the following technical solutions: a simple lower limb exercise device, including a pulley assembly 1, the pulley assembly 1 includes a connecting shaft 11, a ring 12 and a baffle 13, the baffles 13 are fixedly provided at both ends of the connecting shaft 11, the outer side of the connecting shaft 11 is sleeved with a ring 12, the outer side of the ring 12 is sleeved with an exercise rope 2, the exercise rope 2 can move on the ring 12, so that the ring 12 rotates on the connecting shaft 11; a connecting frame 14 is fixedly provided on the outer side of the baffle 13, and a hook assembly 3 is inserted on the top of the connecting frame 14; please refer to the attached Figure 2 With attached Figure 3The hook assembly 3 includes a hook 31, an elastic rope 32 and a limit plate 33. The bottom of the hook 31 is fixed with an elastic rope 32. The setting of the elastic rope 32 enables the hook 31 to be stretched and hung, which is more suitable for various scenes. The elastic rope 32 passes through the through hole 141, and the bottom of the elastic rope 32 is fixed with a limit plate 33; the two ends of the connecting frame 14 are fixed on the baffle 13, and a through hole 141 is opened in the middle of the top surface of the connecting frame 14, and the hook assembly 3 passes through the through hole 141; this scheme has a simple structure. When the patient uses the exercise rope 2 to perform lower limb rehabilitation exercises, the exercise tool can be flexibly and conveniently hung to various positions through the hook 31, so that the patient can perform exercise operations in different scenes, and it is highly practical.
[0027] Reference Figure 1 , Figure 2 and Figure 5 As shown, specifically, a first adjusting sleeve 21 is sleeved on the exercise rope 2, and a second adjusting sleeve 22 is sleeved on the exercise rope 2. The sleeves are connected so as to be movable. One end of the exercise rope 2 is fixedly connected with a first elastic sleeve 23, and the other end of the exercise rope 2 is fixedly connected with a second elastic sleeve 24. The elastic sleeve is convenient for sleeved on the outside of the patient's foot after being opened; a friction ring 211 is fixedly provided on the inner wall of the first adjusting sleeve 21. The friction ring 211 is made of a flexible material and can be frictionally limited with the exercise rope 2 to prevent the adjusting sleeve from sliding easily; the second adjusting sleeve 22 is fixedly connected with the first elastic sleeve 23, and the second elastic sleeve 24 is fixedly connected with the second elastic sleeve 24. An adjustment sleeve 21 has the same structure; a blocking rod 131 is fixedly provided on the side wall edge of the baffle 13; the outer ring size of the first adjustment sleeve 21 is larger than the spacing size between the blocking rod 131 and the ring 12, and the adjustment sleeve will be blocked when it moves to the blocking rod 131. In this solution, the patient can exercise by pulling the exercise rope 2 up and down with the feet. During exercise, the two adjustment sleeves can be moved on the exercise rope 2 to adjust the length of the exercise rope 2 between the two adjustment sleeves, thereby controlling the sliding distance of the exercise rope 2 on the pulley during use, adjusting the intensity of the patient's exercise, and convenient adjustment.
[0028] Reference Figure 2 , Figure 3 and Figure 4 As shown, specifically, a rotor 111 is engaged on the outer wall of the connecting shaft 11, and a plurality of rotors 111 are provided. The rotor 111 is located on the inner side of the ring 12, so that the ring 12 can rotate more smoothly; a friction strip 121 is fixedly provided on the outer wall of the ring 12, and a plurality of friction strips 121 are provided. The friction strip 121 is made of flexible material, which increases the friction force with the exercise rope 2, so that the exercise rope 2 can more conveniently drive the ring 12 to rotate.
[0029] Working principle and use process of the utility model: when exercising the lower limbs of a patient during rehabilitation, the pulley assembly 1 is hung at a suitable position through the hook 31 according to the patient's needs, and then the patient sets the elastic sleeves at both ends of the exercise rope 2 on the outside of the two feet, and the patient lifts one lower limb, and the other lower limb can be moved down accordingly, and the reciprocating up and down movement can be performed for exercise;
[0030] When the exercise intensity needs to be adjusted, the two adjustment sleeves can be moved on the exercise rope 2 to adjust the length of the exercise rope 2 between the two adjustment sleeves, so that when the patient's lower limbs move to pull the exercise rope 2, the adjustment sleeves are blocked when they move to the blocking rod 131, limiting the range of motion of the patient's lower limbs and making adjustment convenient.
[0031] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above 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 utility model shall be included in the protection scope of the utility model.
Claims
1. A simple lower limb exercise device, comprising a pulley assembly (1), characterized in that: The pulley assembly (1) comprises a connecting shaft (11), a collar (12) and a baffle (13); the baffles (13) are fixedly provided at both ends of the connecting shaft (11); a baffle rod (131) is fixedly provided on the side wall edge of the baffle (13); the outer side of the connecting shaft (11) is sleeved with a collar (12); the outer side of the collar (12) is sleeved with an exercise rope (2); the exercise rope (2) is sleeved with a first adjustment sleeve (21); the exercise rope (2) is sleeved with a second adjustment sleeve (22); one end of the exercise rope (2) is fixedly connected with a first elastic sleeve (23); the other end of the exercise rope (2) is fixedly connected with a second elastic sleeve (24); a connecting frame (14) is fixedly provided on the outer side of the baffle (13); a hook assembly (3) is inserted at the top of the connecting frame (14).
2. A simple lower limb exercise device according to claim 1, characterized in that: A rotor (111) is clamped on the outer wall of the connecting shaft (11), a plurality of the rotors (111) are provided, and the rotors (111) are located on the inner side of the sleeve ring (12).
3. A simple lower limb exercise device according to claim 2, characterized in that: A friction strip (121) is fixedly provided on the outer wall of the sleeve ring (12), a plurality of the friction strips (121) are provided, and the friction strips (121) are made of a flexible material.
4. A simple lower limb exercise device according to claim 3, characterized in that: A friction ring (211) is fixedly provided on the inner wall of the first adjustment sleeve (21), and the friction ring (211) is made of a flexible material.
5. A simple lower limb exercise device according to claim 4, characterized in that: The second adjustment sleeve (22) has the same structure as the first adjustment sleeve (21).
6. A simple lower limb exercise device according to claim 5, characterized in that: The two ends of the connecting frame (14) are fixed on the baffle (13), a through hole (141) is provided in the middle of the top surface of the connecting frame (14), and the hook assembly (3) passes through the through hole (141).
7. A simple lower limb exercise device according to claim 6, characterized in that: The hook assembly (3) comprises a hook (31), an elastic rope (32) and a limiting plate (33); the bottom of the hook (31) is fixedly provided with an elastic rope (32); the elastic rope (32) passes through a through hole (141); and the bottom of the elastic rope (32) is fixedly provided with a limiting plate (33).
8. A simple lower limb exercise device according to claim 7, characterized in that: The outer ring size of the first adjustment sleeve (21) is larger than the spacing size between the blocking rod (131) and the collar (12).