Foldable armrest assembly of walking aid

Abstract

The foldable armrest assembly of the walking aid comprises a first supporting rod, armrests, a first key, a second key and a sliding rod, the sliding rod is installed on the first supporting rod in a sliding mode, and the armrests are installed on the two sides of the sliding rod; the first key and the second key are respectively arranged at two ends of the sliding rod; a first hole is formed in one side of the handrail, a locking hole is formed in the first supporting rod, and a first lock pin matched with the first hole and the locking hole is arranged on the second key. The sliding rod and the second key are pushed from the first key to move towards one side, the first lock pin is separated from the locking hole, and after the handrail is unlocked, the handrail is rotated and folded; the folding handrail is simple in structure, easy to operate and convenient to fold.

Description

Technical Field

[0001] The utility model relates to the technical field of walking aids, and particularly relates to a foldable armrest assembly for a walking aid. Background Art

[0002] A walking aid is a walking support tool for the elderly with inconvenient mobility, certain trauma patients, hemiplegic patients and the disabled. It can assist the human body to support the weight, maintain balance and exercise walking. At present, the walking aid can not only be used as a walking support tool, but also be provided with a seat for the user to rest.

[0003] The seat of the walking aid usually adopts a fixed armrest, which cannot be folded and is not convenient to use. Summary of the Utility Model

[0004] Aiming at the above technical problems existing in the prior art, the utility model provides a foldable armrest assembly for a walking aid, which is convenient for folding the armrest.

[0005] The utility model discloses a foldable armrest assembly for a walking aid, which comprises a first support rod, an armrest, a first button, a second button and a sliding rod. The sliding rod is slidably installed on the first support rod. The armrest is hinged to the first support rod and is installed on the sliding rod. The first button and the second button are respectively installed at two ends of the sliding rod. A first hole is arranged on one side of the armrest, a locking hole is arranged on the first support rod, and a first locking pin which is matched with the first hole and the locking hole is arranged on the second button.

[0006] Preferably, a plurality of first locking pins are arranged inside the second button.

[0007] Preferably, it further comprises a connecting piece, and the connecting piece is installed on the armrest and the first support rod;

[0008] The sliding rod is movably installed inside the connecting piece.

[0009] Preferably, a spring which is matched with the armrest is arranged inside the first button.

[0010] Preferably, installation grooves are respectively arranged on both sides of the armrest, and the first button and the second button are respectively oppositely arranged in the two installation grooves;

[0011] The spring is installed inside the installation groove.

[0012] Preferably, a guiding hole is arranged on the armrest, and a guiding piece which is matched with the guiding hole is arranged inside the first button.

[0013] Preferably, a second support rod is further arranged inside the first support rod;

[0014] The first support rod is installed on the support frame of the walking aid, and a handle is arranged on the upper side of the support frame.

[0015] Compared with the prior art, the beneficial effects of the present utility model are as follows: Push the sliding rod and the second button to move to one side from the first button. After the first locking pin disengages from the locking hole and unlocks the armrest, rotate the armrest to fold the armrest; the structure of the present utility model is simple and easy to operate, facilitating the folding of the armrest. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic structural diagram of the foldable armrest assembly of the walking aid of the present utility model.

[0017] Figure 2 It is a schematic structural diagram of the mounting base;

[0018] Figure 3 It is a schematic structural diagram of the hinge member;

[0019] Figure 4 Installation schematic diagram of the foldable armrest assembly.

[0020] Reference numerals in the figures: 1 walking aid, 11 support frame, 12 handle,

[0021] 2 foldable armrest assembly, 21 first support rod, 211 locking hole,

[0022] 22 second support rod, 23 armrest, 231 first hole, 232 guiding hole, 233 installation groove,

[0023] 24 first button, 241 spring, 242 guiding member, 25 second button, 251 first locking pin,

[0024] 26 connecting member, 261 sliding rod. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0025] To make the objectives, technical solutions, and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Apparently, the described embodiments are some but not all of the embodiments of the present utility model. 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.

[0026] The following further describes the present utility model in detail with reference to the drawings:

[0027] A foldable armrest assembly 2 of a walking aid, as Figures 1-3As shown, it includes a first support rod 21, an armrest 23, a first button 24, a second button 25 and a sliding rod 261. The sliding rod 261 is slidably mounted on the first support rod 21. The armrest 23 is hinged on the first support rod 21 and the armrest 23 is mounted on both sides of the sliding rod 261. The first button 24 and the second button 25 are respectively mounted at both ends of the sliding rod 261. A first hole 231 is provided on one side of the armrest 23, a locking hole 211 is provided on the first support rod 21, and a first locking pin 251 which is matched with the first hole 231 and the locking hole 211 is provided on the second button 25.

[0028] Push the sliding rod 261 and the second button 25 to move to one side from the first button 24. The first locking pin 251 disengages from the locking hole 211. After unlocking the armrest 23, rotate the armrest 23 to fold the armrest 23, for example, fold the armrest 23 downward. The structure of the present utility model is simple and easy to operate, and the armrest can be conveniently folded. When locking the armrest 23, after bringing the first locking pin 251 close to the locking hole 211, push the second button 25 to make the first locking pin 251 enter the locking hole 211.

[0029] Among them, a plurality of first locking pins 251 are provided in the second button 25.

[0030] Such as Figure 2 , the present utility model further includes a connecting piece 26. The connecting piece 26 is rotatably mounted on the armrest 23 and the first support rod 21. The sliding rod 261 is movably mounted in the connecting piece 26. Such as Figure 3 , the connecting piece 26 is mounted on both sides of the armrest 23. The first support rod 22 is mounted inside the armrest 23, and the second support rod 22 is mounted inside the first support rod 22.

[0031] More specifically, a spring 241 which is matched with the armrest 23 is provided inside the first button 24. When the first button 24 is released and the armrest is restored, the first locking pin 251 can automatically enter the first hole 231 under the push of the spring 241 to achieve automatic locking.

[0032] Mounting grooves 233 are respectively provided on both sides of the armrest 23. The first button 24 and the second button 25 are oppositely arranged in the two mounting grooves 233. The spring 241 is mounted in the mounting groove 233. The first button 24 or the second button 25 can be conveniently pressed. A guiding hole 232 is provided on the armrest 23, and a guiding member 242 which is matched with the guiding hole 232 is provided inside the first button 24 to improve the smoothness of pressing the first button 24 and avoid dislocation of the first button.

[0033] Figure 4The specific walking aid 1 is shown, and a second support rod 22 is further provided inside the first support rod 21; the first support rod 21 is installed on the support frame 11 of the walking aid 1, and a handle 12 is provided on the upper side of the support frame 11. The seat is installed on the second support rod 22 and the support frame 11.

[0034] The present utility model provides a foldable structure for a walking aid armrest, which improves the operation convenience of the folding switch, makes the folding operation simple and easy to operate, and the folding armrest assembly has stronger integrity. It is convenient to realize the folding and restoration of the armrest by pressing the first button and the second button. The operation is convenient, and the support structure is more beautiful. Through the design of large buttons, it is easy to operate, and only need to press the button to unlock the armrest. The operation is convenient and easy. The structure has good integrity and strong appearance integrity.

[0035] The above are only the preferred embodiments of the present utility model and are not used to limit the present utility model. For those skilled in the art, the present utility model can have various changes and modifications. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included in the protection scope of the present utility model.

Claims

1. A foldable armrest assembly for a walker, characterized in that: It comprises a first support rod (21), an armrest (23), a first button (24), a second button (25) and a slide bar (261), The sliding rod (261) is slidably mounted on the first supporting rod (21). The handrail (23) is mounted on the slide bar (261); The first button (24) and the second button (25) are respectively mounted at two ends of the slide bar (261); A first hole (231) is provided on one side of the handrail (23), a locking hole (211) is provided on the first support rod (21), and a first locking pin (251) matching the first hole (231) and the locking hole (211) is provided on the second button (25).

2. The foldable armrest assembly according to claim 1, characterized in that: A plurality of first locking pins (251) are arranged inside the second button (25).

3. The foldable armrest assembly according to claim 1, characterized in that: It also includes a connecting member (26), wherein the connecting member (26) is installed on the handrail (23) and the first support rod (21); The sliding rod (261) is movably mounted in the connecting member (26).

4. The foldable armrest assembly according to claim 1, characterized in that: A spring (241) matching with the armrest (23) is arranged inside the first button (24).

5. The foldable armrest assembly according to claim 4, characterized in that: The armrest (23) is provided with mounting grooves (233) on both sides, and the first button (24) and the second button (25) are respectively arranged in the two mounting grooves (233) opposite to each other; The spring (241) is installed in the installation groove (233).

6. The foldable armrest assembly according to claim 5, characterized in that: A guide hole (232) is provided on the armrest (23), and a guide member (242) matching with the guide hole (232) is provided on the inner side of the first button (24).

7. The foldable armrest assembly according to claim 6, characterized in that: A second support rod (22) is also arranged inside the first support rod (21); The first support rod (21) is mounted on a support frame (11) of the walker (1), and a handle (12) is provided on the upper side of the support frame (11).

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