Lower limb rehabilitation exercise walking aid

Abstract

The utility model discloses a lower limb rehabilitation exercise walking aid, which belongs to the technical field of rehabilitation exercise and comprises two U-shaped rods, lower sleeves are movably sleeved on the outer side walls of vertical rod bodies on two sides of each U-shaped rod, anti-slip sleeves are mounted at the bottom ends of the lower sleeves, adjusting holes are formed in the side walls of the lower sleeves at equal intervals, and the adjusting holes are connected with the U-shaped rods. Mounting holes are formed in the bottom ends of the outer side walls of vertical rod bodies on the two sides of the U-shaped rod, mounting screws are connected into the mounting holes and the adjusting holes in a threaded mode, adjusting screw rods are fixed to the side walls of the two lower sleeves on the front side, a center rod is arranged between the two lower sleeves on the front side, and threaded holes matched with the adjusting screw rods are formed in the two ends of the center rod. The ends, close to each other, of the two adjusting screw rods are inserted into the two threaded holes to be in threaded connection. By means of the mode, the height of the U-shaped rod can be adjusted by adjusting the position of the bottom end of the vertical rod body of the U-shaped rod in the lower sleeve. The distance between the two U-shaped rods is adjusted by rotating the adjusting screw rod.

Description

Technical Field

[0001] The utility model relates to the technical field of rehabilitation exercise, in particular to a lower limb rehabilitation exercise walker. Background Art

[0002] A walker for lower limb rehabilitation exercise is a walking support tool for elderly people with limited mobility, certain trauma patients, hemiplegic patients and disabled people to help them walk or exercise their limbs. People can walk slowly and easily with the help of it, and it has the function of maintaining balance and supporting body weight. It is especially suitable for patients who have undergone lower limb orthopedic surgery. They need to perform lower limb rehabilitation exercises after surgery and need a walker during the rehabilitation exercises.

[0003] Existing walkers can be adjusted in height according to the user's height before use. However, due to the different body shapes and arm spans of different people, the current walkers cannot be adjusted in left and right distance, which is inconvenient for users with wider or narrower bodies.

[0004] Based on this, the utility model designs a lower limb rehabilitation exercise walker to solve the above problems. Utility Model Content

[0005] In view of the above-mentioned shortcomings of the prior art, the utility model provides a lower limb rehabilitation exercise walker.

[0006] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0007] The invention relates to a lower limb rehabilitation exercise walker, comprising two U-shaped rods, wherein the top centers of the two U-shaped rods are installed with rubber sleeves, the outer walls of the vertical rod bodies on both sides of each U-shaped rod are movably sleeved with lower sleeves, the bottom ends of each lower sleeves are installed with anti-slip sleeves, and adjustment holes are evenly spaced on the side walls of each lower sleeve. The bottom ends of the outer walls of the vertical rod bodies on both sides of the U-shaped rod are provided with mounting holes, and the mounting holes and the adjusting holes are threadedly connected with mounting screws. Adjustment screws are fixed on the side walls of the two lower sleeves on the front side, and a center rod is provided between the two lower sleeves on the front side. Threaded holes matching the adjusting screws are provided at both ends of the center rod, and the ends of the two adjusting screws close to each other are respectively inserted into the two threaded holes for threaded connection, and the length of the adjusting screw is equal to the depth of the threaded hole.

[0008] Furthermore, the U-shaped rod includes a grip rod and an L-shaped rod, the grip rod is an inverted U-shaped structure, and the horizontal portion of the L-shaped rod is slidably sleeved on the outside of the horizontal portion at the bottom end of the grip rod.

[0009] Furthermore, a plurality of positioning holes are formed at equal intervals on the horizontal portion of the bottom end of the grip rod, a connecting hole is formed on the horizontal portion of the L-shaped rod, and connecting screws are connected to the internal threads of the connecting hole and the positioning hole.

[0010] Furthermore, the rubber sleeve is arranged at the center position of the horizontal part of the top end of the handle, the mounting hole is opened at the bottom end of the side wall of the vertical part of the L-shaped rod, and the connecting hole is opened at the horizontal part of the L-shaped rod.

[0011] Furthermore, vertical plates are fixed on the two opposite side walls of the two lower sleeves on the front side, and sliding grooves are opened on the two opposite side surfaces of the two vertical plates. Sliders slide in the two sliding grooves, and a screw rod is passed through the central thread of the slider. The screw rod rotates in the sliding groove, and the top end of the screw rod rotates and extends through the top outside of the vertical plate. The end of the adjusting screw located outside the threaded hole is rotatably connected to the side of the slider.

[0012] Furthermore, the height of the vertical plate is equal to the height of the lower sleeve, and the side surface of the slider is flush with the opening surface of the sliding groove.

[0013] Furthermore, the two side walls of the two vertical plates facing away from each other are fixed with connecting rings, and the two connecting rings are movably connected to the outer side walls of the two lower sleeves on the front side. There are two groups of connecting rings and the lower connecting rings are fixed to the side walls of the lower sleeve by screws.

[0014] Furthermore, the slide runs through the upper and lower ends of the vertical plate, and blocks are fixed at the upper and lower ends of the slide. The top end of the screw rotates and runs through the upper block, and the bottom end of the screw rotates and is connected to the lower and upper block.

[0015] Beneficial effects

[0016] 1. In the present invention, by providing a U-shaped rod, a lower sleeve, an adjustment hole, a mounting hole and a mounting screw, the adjustment hole at a suitable position can be selected according to the height of the user, and the position of the bottom end of the vertical rod body of the U-shaped rod in the lower sleeve can be adjusted. The end of the mounting screw is passed through the adjustment hole and threadedly connected to the mounting hole to fix the U-shaped rod to achieve height adjustment. By providing an adjusting screw, a center rod and a threaded hole, the adjusting screw can be rotated according to the arm span of the user to adjust the length of the screw extending from the two ends of the center rod, thereby adjusting the distance between the two U-shaped rods and adjusting the left and right widths.

[0017] 2. In the present invention, by providing a grip rod, an L-shaped rod, a positioning hole, a connecting hole and a connecting screw, the positioning hole at an appropriate position can be selected to adjust the position of the L-shaped rod, and the end of the connecting screw is threaded through the connecting hole and inserted into the corresponding positioning hole to fix the grip rod and the L-shaped rod to be connected, thereby adjusting the front-to-back distance between the rod bodies on both sides of the U-shaped rod, which is further convenient for use; by providing a vertical plate, a sliding groove, a slider and a screw, the screw can be turned according to the adjusted height of the U-shaped rod, and the threaded cooperation of the screw and the slider can be used to adjust the height of the center rod, making it easier for the user to reach out and turn the adjusting screw to adjust the distance between the two U-shaped rods. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be derived from these drawings without inventive effort.

[0019] Figure 1 This is a three-dimensional diagram of the main structure of a lower limb rehabilitation exercise walker of the present utility model;

[0020] Figure 2 This is a three-dimensional diagram of the U-shaped rod structure of a lower limb rehabilitation exercise walker of the present utility model;

[0021] Figure 3 This is a three-dimensional diagram of the lower sleeve structure of a lower limb rehabilitation exercise walker of the present utility model;

[0022] Figure 4 This is a three-dimensional diagram of the stand structure of a lower limb rehabilitation exercise walker of the present invention.

[0023] The numbers in the figure represent:

[0024] 1. U-shaped rod; 2. Rubber sleeve; 3. Lower casing; 4. Anti-slip sleeve; 5. Adjustment hole; 6. Mounting hole; 7. Mounting screw; 8. Adjustment screw; 9. Center rod; 10. Threaded hole; 11. Grip rod; 12. L-shaped rod; 13. Positioning hole; 14. Connecting hole; 15. Connecting screw; 16. Vertical plate; 17. Slide groove; 18. Slider; 19. Screw; 20. Connecting collar; 21. Block. DETAILED DESCRIPTION

[0025] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present invention. Obviously, the described embodiments are only some of the embodiments of the present invention, not all of them. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making any creative efforts are within the scope of protection of the present invention.

[0026] The present invention will be further described below with reference to the embodiments.

[0027] In some embodiments, please refer to the accompanying drawings. Figure 1 、 Figure 2 and Figure 3 , a lower limb rehabilitation exercise walker, comprising two U-shaped rods 1, the top centers of the two U-shaped rods 1 are installed with rubber sleeves 2, the outer walls of the vertical rod bodies on both sides of each U-shaped rod 1 are movably sleeved with lower sleeves 3, the bottom end of each lower sleeve 3 is installed with anti-slip sleeves 4, and adjustment holes 5 are evenly spaced on the side walls of each lower sleeve 3. The bottom ends of the outer walls of the vertical rod bodies on both sides of the U-shaped rod 1 are provided with mounting holes 6, the mounting holes 6 are threaded holes, and the mounting holes 6 and the adjusting holes 5 are internally threadedly connected with mounting screws 7. Adjustment screws 8 are fixed on the side walls of the two lower sleeves 3 on the front side, and a center rod 9 is provided between the two lower sleeves 3 on the front side. Threaded holes 10 cooperating with the adjusting screws 8 are opened at both ends of the center rod 9, and the ends of the two adjusting screws 8 close to each other are respectively inserted into the two threaded holes 10 for internal thread connection, and the length of the adjusting screw 8 is equal to the depth of the threaded hole 10.

[0028] In the embodiment of the present invention, the adjustment hole 5 can be selected at an appropriate position according to the height of the user, and the position of the bottom end of the vertical rod body of the U-shaped rod 1 in the lower sleeve 3 can be adjusted. The end of the mounting screw 7 is passed through the adjustment hole 5 and threadedly connected to the mounting hole 6 to fix the U-shaped rod 1 to achieve its height adjustment; then, the adjusting screw 8 can be rotated according to the arm span of the user, and the length of the adjusting screw 8 extending from the two ends of the center rod 9 can be adjusted by using the threaded fit of the adjusting screw 8 and the threaded hole 10, so as to achieve the adjustment of the spacing between the two U-shaped rods 1 and the adjustment of the left and right widths, so that the height and width are convenient for the user to use when exercising the lower limbs.

[0029] In the embodiment of the present utility model, by providing a U-shaped rod 1, a lower sleeve 3, an adjustment hole 5, a mounting hole 6 and a mounting screw 7, the height of the gripping position at the top center of the U-shaped rod 1 can be adjusted according to the height of the user; by providing an adjustment screw 8, a center rod 9 and a threaded hole 10, the adjustment screw 8 can be rotated according to the user's arm span to adjust the length of the screw extending out of the two ends of the center rod 9, thereby adjusting the distance between the two U-shaped rods 1 and adjusting the left and right widths.

[0030] In one embodiment of the present invention, a U-shaped rod 1 includes a grip 11 and an L-shaped rod 12. The grip 11 is an inverted U-shaped structure, and the horizontal portion of the L-shaped rod 12 is slidably mounted on the outside of the horizontal portion at the bottom end of the grip 11. Specifically, a plurality of positioning holes 13 are formed at equal intervals in the horizontal portion at the bottom end of the grip 11, and a connecting hole 14 is formed in the horizontal portion of the L-shaped rod 12. The connecting hole 14 is a threaded hole. When the horizontal portion of the L-shaped rod 12 is mounted on the outside of the horizontal portion at the bottom end of the grip 11, a connecting screw 15 is connected to the connecting hole 14 and the positioning hole 13 through an internal thread. The rubber sleeve 2 is provided at the center of the horizontal portion at the top end of the grip 11, the mounting hole 6 is provided at the bottom end of the side wall of the vertical portion of the L-shaped rod 12, and the connecting hole 14 is provided in the horizontal portion of the L-shaped rod 12. By selecting the positioning hole 13 at a suitable position, adjusting the position of the L-shaped rod 12 to be sleeved on the outside of the horizontal part of the top end of the grip rod 11, threading the end of the connecting screw 15 through the connecting hole 14 and inserting it into the positioning hole 13, the grip rod 11 and the L-shaped rod 12 are fixedly connected to achieve the adjustment of the front-to-back distance between the rod bodies on both sides of the U-shaped rod 1.

[0031] In some embodiments, as Figure 1 and Figure 4 As shown, vertical plates 16 are fixed on the opposite side walls of the two lower sleeves 3 on the front side. The height of the vertical plates 16 is equal to the height of the lower sleeve 3. Slide grooves 17 are opened on the opposite side surfaces of the two vertical plates 16. Sliders 18 slide in the two slide grooves 17. The side surfaces of the slides 18 are flush with the opening surfaces of the slide grooves 17. A screw 19 is passed through the center thread of the slider 18. The screw 19 rotates in the slide groove 17, and the top end of the screw 19 rotates and extends through the top outside of the vertical plate 16. The end of the adjusting screw 8 located outside the threaded hole 10 is rotatably connected to the side surface of the slider 18.

[0032] Preferably, the two side walls of the two vertical plates 16 facing away from each other are fixed with connecting rings 20, and the two connecting rings 20 are movably sleeved on the outer side walls of the two lower sleeves 3 on the front side. There are two groups of connecting rings 20, so that the outer side walls of the two lower sleeves 3 on the front side are each provided with two connecting rings 20 distributed up and down, and the lower connecting ring 20 is fixed to the side wall of the lower sleeve 3 by screws.

[0033] Preferably, the slide 17 passes through the upper and lower ends of the vertical plate 16, and blocks 21 are fixed at the upper and lower ends of the slide 17. The top end of the screw 19 rotates and passes through the upper block 21, and the bottom end of the screw 19 rotates and is connected to the lower and upper block 21.

[0034] In the embodiment of the present invention, the height of the center rod 9 can be adjusted by rotating the screw 19 according to the adjusted height of the U-shaped rod 1, and the screw 19 and the slider 18 can be used to cooperate with each other, making it easier for the user to reach out and rotate the adjustment screw 8 to adjust the distance between the two U-shaped rods 1. Then, the positioning holes 13 are selected at appropriate locations to adjust the position of the L-shaped rod 12. The end of the connecting screw 15 is threaded through the connecting hole 14 and inserted into the corresponding positioning hole 13 to securely connect the grip 11 and the L-shaped rod 12. This allows the front-to-back distance between the two sides of the U-shaped rod 1 to be adjusted, making the front-to-back width convenient for the user to use when exercising their lower limbs.

[0035] In the embodiment of the present utility model, by providing the vertical plate 16, the slide groove 17, the slider 18 and the screw 19, the screw 19 can be rotated according to the adjusted height of the U-shaped rod 1, and the height of the center rod 9 can be adjusted by utilizing the threaded fit of the screw 19 and the slider 18; by providing the connecting ring 20, the loading and unloading of the vertical plate 16 is facilitated.

[0036] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A lower limb rehabilitation exercise walker, comprising two U-shaped rods (1), characterized in that: The top centers of the two U-shaped rods (1) are both equipped with a rubber sleeve (2), the outer side walls of the vertical rod bodies on both sides of each U-shaped rod (1) are movably sleeved with a lower sleeve (3), the bottom end of each lower sleeve (3) is equipped with an anti-slip sleeve (4), and the side walls of each lower sleeve (3) are evenly spaced with adjustment holes (5). The bottom ends of the outer side walls of the vertical rod bodies on both sides of the U-shaped rod (1) are both equipped with mounting holes (6), and the mounting holes (6) and the adjustment holes (5) are internally threadedly connected with mounting screws (7). Adjustment screws (8) are fixed on the side walls of the two lower sleeves (3) on the front side, and a center rod (9) is provided between the two lower sleeves (3) on the front side. Both ends of the center rod (9) are equipped with threaded holes (10) that match the adjustment screws (8). The ends of the two adjustment screws (8) close to each other are respectively inserted into the two threaded holes (10) for internal thread connection, and the length of the adjustment screws (8) is equal to the depth of the threaded holes (10).

2. The lower limb rehabilitation exercise walker according to claim 1, characterized in that: The U-shaped rod (1) comprises a grip rod (11) and an L-shaped rod (12); the grip rod (11) is an inverted U-shaped structure; the horizontal portion of the L-shaped rod (12) is slidably sleeved on the outside of the horizontal portion at the bottom end of the grip rod (11).

3. The lower limb rehabilitation walking aid according to claim 2, characterized in that: The horizontal portion of the bottom end of the grip rod (11) is provided with a plurality of positioning holes (13) at equal intervals, and the horizontal portion of the L-shaped rod (12) is provided with a connecting hole (14). The connecting hole (14) and the positioning hole (13) are internally threadedly connected with a connecting screw (15).

4. The lower limb rehabilitation walking aid according to claim 3, characterized in that: The rubber sleeve (2) is arranged at the center of the horizontal portion of the top end of the grip rod (11), the mounting hole (6) is opened at the bottom end of the side wall of the vertical portion of the L-shaped rod (12), and the connecting hole (14) is opened at the horizontal portion of the L-shaped rod (12).

5. The lower limb rehabilitation exercise walker according to claim 4, characterized in that: Vertical plates (16) are fixed on the two opposite side walls of the two lower sleeves (3) on the front side, and sliding grooves (17) are provided on the two opposite side surfaces of the two vertical plates (16). Slide blocks (18) slide in the two sliding grooves (17), and a screw rod (19) is passed through the center thread of the slider (18). The screw rod (19) rotates in the sliding groove (17), and the top end of the screw rod (19) rotates and extends through the top outside of the vertical plate (16), and the end of the adjusting screw rod (8) located outside the threaded hole (10) is rotatably connected to the side of the slider (18).

6. The lower limb rehabilitation walking aid according to claim 5, characterized in that: The height of the vertical plate (16) is equal to the height of the lower sleeve (3), and the side surface of the slider (18) is flush with the opening surface of the chute (17).

7. The lower limb rehabilitation walking aid according to claim 6, characterized in that: The two side walls of the two vertical plates (16) facing away from each other are both fixed with connecting rings (20), and the two connecting rings (20) are movably sleeved on the outer side walls of the two lower sleeves (3) on the front side. There are two groups of connecting rings (20) and the lower connecting ring (20) is fixed to the side wall of the lower sleeve (3) by screw locking.

8. The lower limb rehabilitation walking aid according to claim 7, characterized in that: The chute (17) passes through the upper and lower ends of the vertical plate (16), and blocks (21) are fixed at the upper and lower ends of the chute (17). The top end of the screw rod (19) rotates to pass through the upper block (21), and the bottom end of the screw rod (19) rotates to be connected to the lower block (21).

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