Hand-operated wheelchair wheel
By designing a sliding fit between the mounting ring, sliding clip, and protective plate on the manual wheelchair wheel, the problem of wrist friction caused by the close contact between the armrest ring and the wheel is solved, achieving the dual effects of safety and nighttime warning.
Patent Information
- Application Number
- CN202423130358.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-18
- Publication Date
- 2025-12-12
- Estimated Expiration
- 2034-12-18
AI Technical Summary
The armrests of existing manual wheelchairs are close to the wheels, causing the user's wrists to rub against the wheel body, which poses a safety hazard.
A wheel structure including a mounting ring, a sliding clip, a connecting plate, a protective plate, a connecting component, and a hand drive component is designed. The sliding clip and the mounting ring slide together to avoid friction between the wrist and the wheel. Anti-slip blocks and buffer layers are set on the hand drive ring to prevent slippage.
It effectively avoids friction between the user's wrist and the wheel body, improving safety, and provides warning at night through reflective strips, enhancing driving safety.
Smart Images
Figure CN223654071U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to manual wheelchair technical field especially relates to a manual wheelchair wheel. BACKGROUND
[0002] The driving of the manual wheelchair is realized by the rotation of the handle ring connected with the wheel by the user, but the handle ring on the conventional manual wheelchair has a certain distance from the wheel, which causes the user's hand to easily enter the wheel and contact the spokes on the wheel, thereby causing a safety hazard to the user.
[0003] The existing patent CN216061045U wheelchair manual wheel and wheelchair sets a limiting block on the wheel body, sets a connecting piece on the handle ring, and through the clamping of the connecting piece and the limiting groove in the limiting block and the locking of the connecting piece by the locking bolt, the handle ring is connected with the wheel body, the handle ring and the wheel body are not connected with the wheel body, and the user's fingers can effectively avoid the situation of passing through the gap and contacting the spokes, and the use is safer.
[0004] However, in the process of using the existing patent wheelchair manual wheel and wheelchair, the handle ring on the device is close to the wheel body, which causes the user's wrist to be close to the wheel body when the user holds the handle ring, and even rubs with the wheel body, thereby causing the user to be injured. UTILITY MODEL CONTENTS
[0005] The utility model aims at providing a manual wheelchair wheel, which solves the problem that the handle ring on the device is close to the wheel body, which causes the user's wrist to be close to the wheel body when the user holds the handle ring, and even rubs with the wheel body, thereby causing the user to be injured.
[0006] To achieve the above-mentioned purpose, the utility model provides a manual wheelchair wheel, which comprises a wheel body, a handle device, an installation ring, a sliding clamping piece, a connecting plate, a protection plate, a connecting assembly and a hand drive assembly, the installation ring is installed on the wheel body through the connecting assembly, the sliding clamping piece is in sliding cooperation with the installation ring, the connecting plate is fixedly installed on the sliding clamping piece, the protection plate is fixedly installed on the connecting plate and close to the wheel body, and the hand drive assembly is installed on the installation ring.
[0007] The connecting assembly comprises a fixed seat, a lock rod, an abutting cylinder and a nut, the fixed seat is fixedly installed on the wheel body, the lock rod is fixedly installed on the installation ring and penetrates through the fixed seat, the nut is in threaded cooperation with the lock rod, and the abutting cylinder is sleeved on the lock rod and abuts with the fixed seat.
[0008] The hand driving assembly comprises a connecting ring and a hand driving ring, the connecting ring is fixedly installed on the mounting ring, and the hand driving ring is fixedly installed on the connecting ring.
[0009] The hand driving ring is provided with an antiskid block and a buffer layer, the antiskid block is fixedly installed on the hand driving ring, and the buffer layer is fixedly installed on the antiskid block.
[0010] The hand driving ring is further provided with an adhesive layer and a reflective strip, the adhesive layer is fixedly installed on the hand driving ring, and the reflective strip is fixedly installed on the adhesive layer.
[0011] The hand driving ring is further provided with an adhesive layer and a reflective strip, the adhesive layer is fixedly installed on the hand driving ring, and the reflective strip is fixedly installed on the adhesive layer. BRIEF DESCRIPTION OF DRAWINGS
[0012] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced.
[0013] Figure 1 is the overall structure schematic view of the manual wheelchair wheel of the first embodiment of the present application.
[0014] Figure 2 is the connection schematic view of the connecting ring and the hand driving ring of the first embodiment of the present application.
[0015] Figure 3 is the connection schematic view of the mounting ring and the sliding clamping piece of the first embodiment of the present application.
[0016] Figure 4 is the overall structure schematic view of the manual wheelchair wheel of the second embodiment of the present application.
[0017] In the figure: 101-wheel body, 102-mounting ring, 103-sliding clamping piece, 104-connecting plate, 105-protection plate, 106-fixed seat, 107-locking rod, 108-abutment cylinder, 109-nut, 110-connecting ring, 111-hand driving ring, 112-antiskid block, 113-buffer layer, 201-adhesive layer, 202-reflective strip. DETAILED DESCRIPTION
[0018] The embodiments of the present application are described in detail below, examples of which are shown in the accompanying drawings, the embodiments described below by referring to the accompanying drawings are exemplary and are intended to explain the present application, and cannot be understood as a limitation of the present application.
[0019] The first embodiment of the present application is:
[0020] Please refer to Figures 1-3 , Figure 1 is a schematic diagram of the overall structure of a manual wheelchair wheel of the first embodiment of the present application, Figure 2 is a schematic diagram of the connection of the connecting ring and the hand driving ring of the first embodiment of the present application, Figure 3 is a schematic diagram of the connection of the mounting ring and the sliding clamping piece of the first embodiment of the present application.
[0021] The present application provides a kind of manual wheelchair wheel: including wheel body 101, further include handrail device, the handrail device includes mounting ring 102, sliding clamping piece 103, connecting plate 104, protection plate 105, connecting assembly and hand drive assembly, the connecting assembly includes fixed seat 106, lock rod 107, abutment cylinder 108 and nut 109, the hand drive assembly includes connecting ring 110 and hand drive ring 111, the hand drive ring 111 is equipped with anti-skid block 112 and buffer layer 113, the hand drive ring 111 is equipped with anti-skid block 112 and buffer layer 113 by the foregoing scheme, it is close to the wheel body to the hand drive ring 111, which makes the wrist of user when hand drive ring, even with wheel body rub, so that the user is injured problem, the foregoing scheme can be used in the scene of manual wheelchair drive, it can also be used for solving the problem of night warning.
[0022] In the embodiment, through the cooperation of the sliding clamping piece 103, the connecting plate 104 and the protection plate 105, the wrist of the user can be prevented from rubbing against the wheel body 101 when the wheel body 101 rotates, thereby preventing the user from being injured.
[0023] The mounting ring 102 is mounted on the wheel body 101 through the connecting assembly, the sliding clamp 103 is in sliding fit with the mounting ring 102, the connecting plate 104 is fixedly mounted on the sliding clamp 103, the protection plate 105 is fixedly mounted on the connecting plate 104 and is close to the wheel body 101, the hand driving assembly is mounted on the mounting ring 102, the mounting ring 102 is a ring body structure, the sliding clamp 103 is arranged at the upper end of the mounting ring 102, the connecting plate 104 is welded on the upper surface of the sliding clamp 103, the protection plate 105 is arranged vertically on the connecting plate 104, the connecting assembly can realize the connection between the mounting ring 102 and the wheel body 101, the hand driving assembly facilitates driving the mounting ring 102 and the wheel body 101 to rotate, in use, the user puts the wrist on the protection plate 105 and drives the mounting ring 102 and the wheel body 101 to rotate through the hand driving assembly, since the sliding clamp 103 is in sliding fit with the mounting ring 102, the protection plate 105 will not rotate with the wheel body 101, so that the protection plate 105 can protect the wrist of the user and avoid the user being hurt by the wheel body 101.
[0024] Secondly, the fixing seat 106 is fixedly mounted on the wheel body 101, the lock rod 107 is fixedly mounted on the mounting ring 102 and penetrates through the fixing seat 106, the nut 109 is in threaded fit with the lock rod 107, the abutting cylinder 108 is sleeved on the lock rod 107 and abuts against the fixing seat 106, the fixing seat 106 is a triangular structure, the fixing seat 106 is provided with a circular through hole, the lock rod 107 is provided with a thread, the length of the abutting cylinder 108 is less than the length of the lock rod 107, the lock rod 107 on the mounting ring 102 penetrates through the fixing seat 106, so that the abutting cylinder 108 abuts against the fixing seat 106, the lock rod 107 is locked through the nut 109, thereby realizing the connection between the wheel body 101 and the mounting ring 102.
[0025] Thirdly, the connecting ring 110 is fixedly mounted on the mounting ring 102, the hand driving ring 111 is fixedly mounted on the connecting ring 110, the connecting ring 110 is welded on the mounting ring 102, and the hand driving ring 111 is welded on the connecting ring 110, the connecting ring 110 and the mounting ring 102 drive the wheel body 101 to rotate by rotating the hand driving ring 111, thereby realizing the driving effect on the wheel body 101.
[0026] Finally, the anti-skid block 112 is fixedly installed on the hand driving ring 111; the buffer layer 113 is fixedly installed on the anti-skid block 112, the anti-skid block 112 and the buffer layer 113 are annularly arranged on the hand driving ring 111, the anti-skid block 112 is made of rubber material, the buffer layer 113 is made of sponge material, and through cooperation of the anti-skid block 112 and the buffer layer 113, the user can be prevented from slipping when rotating the hand driving ring 111.
[0027] In the use, the user places the wrist part on the protection plate 105, rotates the hand driving ring 111 through the hand, drives the hand driving ring 111 to rotate the wheel body 101 through the connecting ring 110 and the mounting ring 102, and then makes the wheelchair walk.
[0028] The second embodiment of the application is:
[0029] Please refer to Figure 4 Among them Figure 4 is a whole structure schematic view of a manual wheelchair wheel of the second embodiment of the utility model, and the manual wheelchair wheel of the embodiment further comprises an adhesive layer 201 and a reflective strip 202 on the basis of the first embodiment.
[0030] In the embodiment, the reflective strip 202 is arranged, so that other vehicles can be warned, and the driving safety of the self is ensured.
[0031] Among them, the adhesive layer 201 is fixedly installed on the hand driving ring 111; the reflective strip 202 is fixedly installed on the adhesive layer 201, the number of the adhesive layer 201 and the reflective strip 202 is three groups, and the adhesive layer 201 and the reflective strip 202 are annularly arranged on the outside of the hand driving ring 111; the adhesive layer 201 is fixed on the hand driving ring 111 in a manner of adhesion, and the reflective strip 202 can reflect the light in the night, so that other vehicles can be warned, and the driving safety of the self is ensured.
[0032] The above only discloses one or more preferred embodiments of the application, and cannot limit the scope of the application, and those skilled in the art can understand that all or part of the above-mentioned embodiments can be implemented, and equivalent changes made according to the claims of the application still belong to the scope of the application.
Claims
1.A manually operated wheelchair wheel, comprising a wheel body, characterized in that, a hand holding device is further included; the hand holding device comprises a mounting ring, a sliding clamping piece, a connecting plate, a protection plate, a connecting assembly and a hand driving assembly, the mounting ring is mounted on the wheel body through the connecting assembly, the sliding clamping piece is in sliding fit with the mounting ring, the connecting plate is fixedly installed on the sliding clamping piece, the protection plate is fixedly installed on the connecting plate and is close to the wheel body, and the hand driving assembly is installed on the mounting ring. 2.The manually operated wheelchair wheel according to claim 1, characterized in that, the connecting assembly comprises a fixed seat, a lock rod, an abutting cylinder and a nut, the fixed seat is fixedly installed on the wheel body, the lock rod is fixedly installed on the mounting ring and penetrates through the fixed seat, the nut is in threaded fit with the lock rod, and the abutting cylinder is sleeved on the lock rod and abuts against the fixed seat. 3.The manually operated wheelchair wheel according to claim 1, characterized in that, the hand driving assembly comprises a connecting ring and a hand driving ring, the connecting ring is fixedly installed on the mounting ring, and the hand driving ring is fixedly installed on the connecting ring. 4.The manually operated wheelchair wheel according to claim 3, characterized in that, an anti-skid block and a buffer layer are arranged on the hand driving ring, the anti-skid block is fixedly installed on the hand driving ring, and the buffer layer is fixedly installed on the anti-skid block. 5.The manually operated wheelchair wheel according to claim 3, characterized in that, an adhesive layer and a reflective strip are further arranged on the hand driving ring, the adhesive layer is fixedly installed on the hand driving ring, and the reflective strip is fixedly installed on the adhesive layer.