CN215739995U - Support rod type backrest adjusting structure for wheelchair - Google Patents
Support rod type backrest adjusting structure for wheelchair Download PDFInfo
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- CN215739995U CN215739995U CN202122274107.3U CN202122274107U CN215739995U CN 215739995 U CN215739995 U CN 215739995U CN 202122274107 U CN202122274107 U CN 202122274107U CN 215739995 U CN215739995 U CN 215739995U
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- frame
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- clamping groove
- pole
- backrest
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of water cups, in particular to a support rod type backrest adjusting structure for a wheelchair, which comprises a backrest adjusting component arranged on a frame; the backrest adjusting component comprises a clamping groove adjusting rod, the clamping groove adjusting rod is hinged with the backrest frame, and the backrest frame is hinged with the frame; the clamping groove adjusting rods are provided with a plurality of clamping grooves, the clamping groove adjusting rods are inserted on the supporting seats, and the supporting seats are hinged on the frame; a pressing block is movably arranged in the supporting seat, a spring is arranged between the pressing block and the inner wall of the supporting seat, one end of the spring is arranged on the inner wall of the supporting seat, the other end of the spring is abutted against the outer wall of the pressing block, and the pressing block is buckled with a clamping groove on a clamping groove adjusting rod to realize fastening; the backrest frame adjusting device has the advantages that the use is convenient, the operation is simple, the clamping of the clamping grooves on the pressing block and the clamping groove adjusting rod is realized manually, the backrest frame can be adjusted to be in a lying or sitting posture state quickly, and the wheelchair is greatly convenient for disabled people to use.
Description
Technical Field
The utility model relates to the technical field of water cups, in particular to a support rod type backrest adjusting structure for a wheelchair.
Background
The wheelchair is composed of a frame, a backrest frame arranged on the frame, and front wheels and rear wheels arranged on the front side and the rear side of the frame. The traditional backrest frame is fixedly arranged on a frame and is in a seat shape, so that the disabled can conveniently sit on a wheelchair to walk as a vehicle. However, the fixed backrest frame structure only has a sitting posture, and the long-time sitting posture causes fatigue or discomfort for the disabled.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to overcoming the drawbacks and disadvantages of the prior art by providing a support bar type backrest adjusting structure for a wheelchair, which is adapted to be used in a wheelchair.
The utility model relates to a support rod type backrest adjusting structure for a wheelchair, which comprises a backrest adjusting component arranged on a frame; the backrest adjusting component comprises a clamping groove adjusting rod, the clamping groove adjusting rod is hinged with the backrest frame, and the backrest frame is hinged with the frame; the clamping groove adjusting rods are provided with a plurality of clamping grooves, the clamping groove adjusting rods are inserted on the supporting seats, and the supporting seats are hinged on the frame; the supporting seat internalization is provided with the briquetting, is provided with the spring between the inner wall of briquetting and supporting seat, and spring one end sets up on the inner wall of supporting seat, and the other end of spring is contradicted in the outer wall department of briquetting, adjusts the draw-in groove realization of pole through the briquetting buckle and fastens on the draw-in groove.
Further, the frame is including falling L shape pole one, and the bottom of the vertical pole of falling L shape pole one is provided with two of the pole of falling L shape, and the horizon bar of falling L shape pole one links to each other with the montant, and the bottom of montant and the bottom of the vertical pole of falling L shape pole two link to each other with horizontal sill bar one, and the right side of montant is provided with three of the pole of falling L shape, and the vertical pole of falling L shape pole three is established the bottom and is linked to each other with horizon bar two, and the left end of horizon bar two links to each other with the montant.
Furthermore, U-shaped support lugs are arranged on the top end of the third inverted L-shaped rod, the top end of the vertical rod and the left side and the right side of the top surface of the first horizontal bottom rod of the frame respectively, and a double-U-shaped support lug frame is formed.
Furthermore, the first inverted L-shaped rod and the second inverted L-shaped rod are connected through an embedded universal wheel shaft sleeve.
After adopting the structure, the utility model has the beneficial effects that: the utility model relates to a support rod type backrest adjusting structure for a wheelchair, which adopts a clamping groove adjusting rod with a clamping groove, wherein the clamping groove adjusting rod is arranged in a supporting seat; the backrest frame adjusting device has the advantages that the use is convenient, the operation is simple, the clamping of the clamping grooves on the pressing block and the clamping groove adjusting rod is realized manually, the backrest frame can be adjusted to be in a lying or sitting posture state quickly, and the wheelchair is greatly convenient for disabled people to use.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, and are not to be considered limiting of the utility model, in which:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic illustration of an explosive structure of the present invention;
FIG. 3 is a schematic view of a three-dimensional structure of the clamping groove adjusting rod, the supporting seat and the pressing block in one direction;
FIG. 4 is a schematic perspective view of another direction between the slot adjusting lever and the supporting seat and the pressing block;
FIG. 5 is a schematic diagram of an explosion structure in one direction between the slot adjusting rod and the supporting seat and between the slot adjusting rod and the pressing block;
FIG. 6 is a schematic diagram of an explosion structure in another direction between the slot adjusting rod and the supporting seat and between the slot adjusting rod and the pressing block;
FIG. 7 is a schematic structural view of the clamping groove adjusting rod, the supporting seat and the pressing block in the present invention;
FIG. 8 is a cross-sectional view AA in FIG. 7;
fig. 9 is a schematic structural view of the back rest frame of the present invention in a lying state;
FIG. 10 is a schematic view of the backrest frame of the present invention in a sitting position;
description of reference numerals:
a frame-1; an inverted L-shaped bar I-11; a second inverted L-shaped rod-12; a vertical rod-13; a horizontal bottom bar I-14; a third inverted L-shaped rod 15; a second horizontal rod 16; a U-shaped lug-17; a clamping groove adjusting rod-2; a card slot-21; a support seat-3; a backrest frame-4; briquetting-5; a front wheel-6; a rear wheel-7; shaft lever-8; a nut-9; spring-10.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 8, a support bar type backrest adjusting structure for a wheelchair according to the present embodiment includes a backrest adjusting assembly mounted on a frame 1 of the wheelchair; the backrest adjusting component comprises a clamping groove adjusting rod 2, the clamping groove adjusting rod 2 is hinged with a backrest frame 4, and the backrest frame 4 is hinged with the frame 1; the clamping groove adjusting rods 2 are provided with a plurality of clamping grooves 21, the clamping groove adjusting rods 2 are inserted on the supporting seats 3, and the supporting seats 3 are hinged on the frame 1; the supporting seat 3 internalization is provided with briquetting 5, is provided with spring 10 between the inner wall of briquetting 5 and supporting seat 3, and spring 10 one end sets up on the inner wall of supporting seat 3, and spring 10's the other end is contradicted in the outer wall department of briquetting 5, realizes fastening through 5 buckles of briquetting in the draw-in groove 21 on draw-in groove adjusting lever 2.
Further, frame 1 includes one 11 of the shape of falling L pole, and the bottom of the vertical pole of one 11 of the shape of falling L pole is provided with two 12 of the shape of falling L pole, and the horizontal pole of one 11 of the shape of falling L pole links to each other with montant 13, and the bottom of montant 13 and the bottom of the vertical pole of two 12 of the shape of falling L pole link to each other with horizontal sill bar 14, and the right side of montant 13 is provided with three 15 of the shape of falling L pole, and the vertical pole of three 15 of the shape of falling L pole is established the bottom and is linked to each other with horizontal pole two 16, and the left end of two 16 of horizontal poles links to each other with montant 13.
Furthermore, U-shaped support lugs 17 are respectively arranged at the top ends of the third inverted L-shaped rods 15, the top ends of the vertical rods 13 and the left and right sides of the top surface of the first horizontal bottom rod 14 of the frame 1, so that a double-U-shaped support lug frame is formed.
Furthermore, the first inverted L-shaped rod 11 and the second inverted L-shaped rod 12 are connected and installed through an embedded universal wheel shaft sleeve.
The working principle of the design is as follows:
as shown in fig. 1-6, in this design, the frame 1 includes the first inverted L-shaped rod, the bottom end of the vertical rod of the first inverted L-shaped rod is provided with the second inverted L-shaped rod, the horizontal rod of the first inverted L-shaped rod is connected with the vertical rod, the bottom end of the vertical rod and the bottom end of the vertical rod of the second inverted L-shaped rod are connected with the first horizontal bottom rod, the right side of the vertical rod is provided with the third inverted L-shaped rod, the vertical rod of the third inverted L-shaped rod is provided with the bottom end which is connected with the second horizontal rod, and the left end of the second horizontal rod is connected with the vertical rod. Two U-shaped support lugs are arranged at the top end of the third inverted L-shaped rod and the top end of the vertical rod of the frame; in addition, the left side and the right side of the top surface of the first horizontal bottom rod are also provided with two U-shaped support lugs to form a double-U-shaped support lug frame. The front part of the frame 1 is provided with a front wheel 6, and the rear part of the frame is provided with a rear wheel 7.
In the design, the first inverted L-shaped rod and the second inverted L-shaped rod are installed by adopting an embedded universal wheel shaft sleeve.
In the design, the backrest adjusting component comprises a clamping groove adjusting rod 2, the clamping groove adjusting rod 2 is hinged with a backrest frame 4, and the backrest frame 4 is hinged with the frame 1; the clamping groove adjusting rods 2 are provided with a plurality of clamping grooves 21, the clamping groove adjusting rods 2 are inserted into shaft holes in the supporting seats 3, and the supporting seats 3 are hinged to the frame 1; the supporting seat 3 internalization is provided with briquetting 5, is provided with spring 10 between the inner wall of briquetting 5 and supporting seat 3, realizes fastening through the draw-in groove of briquetting buckle on the draw-in groove is adjusted the pole.
Wherein, the clamping groove adjusting rod 2 is provided with a plurality of equidistant clamping grooves 21, and the clamping grooves 21 are matched with the pressing block 5 to realize clamping. The pressing block 5 is movably arranged in the supporting seat 3 through a shaft lever 8 and a nut 9. Be provided with in the supporting seat and adjust pole matched with shaft hole with the draw-in groove, the draw-in groove is adjusted the pole and is inserted and establish in the supporting seat, utilizes briquetting buckle in it on the draw-in groove of draw-in groove regulation pole different positions department, realizes adjusting the draw-in groove regulation pole to the action of drive and draw-in groove regulation pole articulated back frame.
In this design, be provided with spring 10 between the inner wall of briquetting 5 and supporting seat 3, spring 10 one end sets up on the inner wall of supporting seat 3, and spring 10's the other end is contradicted in the outer wall department of briquetting 5, realizes fastening through 5 buckles of briquetting in the draw-in groove 21 on draw-in groove regulation pole 2. Spring 10 in this design is the turriform spring, and the bottom tower bottom of turriform spring department sets up on the inner wall of supporting seat 3, and the conflict of tower head end department of turriform spring is in briquetting 5 outer wall department to when adjusting 5 buckles of briquetting draw-in groove 21 on pole 2 at the draw-in groove, recycle the elasticity of turriform spring, make briquetting 5 can tightly buckle in the draw-in groove 21 that corresponds.
As shown in fig. 9-10, for example, the slot adjusting rod moves downward in the supporting seat, and at this time, the pressing block is locked in the slot at the upper part of the slot adjusting rod, so as to drive the backrest frame to lie down. When the clamping groove adjusting rod moves upwards in the supporting seat, the pressing block is buckled in the clamping groove at the lower part of the clamping groove adjusting rod, and the backrest frame is driven to be in a sitting posture state.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (4)
1. A support rod type backrest adjusting structure for a wheelchair comprises a backrest adjusting component arranged on a frame; the backrest adjusting component comprises a clamping groove adjusting rod, the clamping groove adjusting rod is hinged with the backrest frame, and the backrest frame is hinged with the frame; the clamping groove adjusting rods are provided with a plurality of clamping grooves, the clamping groove adjusting rods are inserted on the supporting seats, and the supporting seats are hinged on the frame; the supporting seat internalization is provided with the briquetting, is provided with the spring between the inner wall of briquetting and supporting seat, and spring one end sets up on the inner wall of supporting seat, and the other end of spring is contradicted in the outer wall department of briquetting, adjusts the draw-in groove realization of pole through the briquetting buckle and fastens on the draw-in groove.
2. A support bar type backrest adjusting structure for a wheelchair, as claimed in claim 1, wherein: the frame is provided with the L shape pole two of falling including the L shape pole one of falling, the horizontal pole of the L shape pole one of falling links to each other with the montant, the bottom of montant and the bottom of the vertical pole of the L shape pole two of falling link to each other with horizontal sill bar one, the right side of montant is provided with L shape pole three of falling, the vertical pole of the L shape pole three of falling establishes the bottom and links to each other with horizontal pole two, the left end of horizontal pole two links to each other with the montant.
3. A support bar type backrest adjusting structure for a wheelchair, as claimed in claim 1, wherein: and U-shaped support lugs are respectively arranged at the top end of the third inverted L-shaped rod, the top end of the vertical rod and the left side and the right side of the top surface of the first horizontal bottom rod of the frame, so that a double-U-shaped support lug frame is formed.
4. A support bar type backrest adjusting structure for a wheelchair, as claimed in claim 1, wherein: the first inverted L-shaped rod and the second inverted L-shaped rod are connected through an embedded universal wheel shaft sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122274107.3U CN215739995U (en) | 2021-09-18 | 2021-09-18 | Support rod type backrest adjusting structure for wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122274107.3U CN215739995U (en) | 2021-09-18 | 2021-09-18 | Support rod type backrest adjusting structure for wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215739995U true CN215739995U (en) | 2022-02-08 |
Family
ID=80089110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122274107.3U Active CN215739995U (en) | 2021-09-18 | 2021-09-18 | Support rod type backrest adjusting structure for wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215739995U (en) |
-
2021
- 2021-09-18 CN CN202122274107.3U patent/CN215739995U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231204 Address after: 528225 No. 21-3 Hongling Third Road, Shishan Town, Nanhai District, Foshan City, Guangdong Province Patentee after: Foshan Kaiyang Medical Equipment Co.,Ltd. Address before: 528000 one of 21 Hongling Third Road, Shishan town, Nanhai District, Foshan City, Guangdong Province Patentee before: GUANGDONG KAIYANG MEDICAL TECHNOLOGY GROUP Co.,Ltd. |
|
| TR01 | Transfer of patent right |