CN216358638U

CN216358638U - Buffer wheel structure for wheelchair

Info

Publication number: CN216358638U
Application number: CN202123035625.6U
Authority: CN
Inventors: 徐钻金
Original assignee: Foshan Jushuo Hardware Products Co ltd
Current assignee: Foshan Jushuo Hardware Products Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-04-22
Anticipated expiration: 2031-12-06

Abstract

The utility model discloses a buffer wheel structure for a wheelchair, which comprises a wheelchair leg, wherein the top end of the wheelchair leg is connected with a receiving seat through an installation component, the lower part of the receiving seat is connected with a connecting seat through a first buffer component, the bottom end of the connecting seat is fixedly connected with a wheel frame, the bottom end of the receiving seat and two sides of the wheel frame are respectively provided with a second buffer component, the wheelchair leg can be fixedly connected with a buffer wheel through the installation component, when the buffer wheel is damaged and needs to be replaced, the buffer wheel structure can be timely installed and disassembled, and the first buffer component and the second buffer component are matched for use, so that certain impact force can be reduced when the wheelchair is used, the buffer wheel structure is good in buffer and shock absorption effect, high in safety and good in comfort.

Description

Buffer wheel structure for wheelchair

Technical Field

The utility model relates to the technical field of wheelchairs, in particular to a buffer wheel structure for a wheelchair.

Background

The wheelchair is a chair provided with wheels and capable of helping to replace walking, is divided into electric and manual folding wheelchairs, is an important moving tool for home rehabilitation, turnover transportation, diagnosis and outgoing activities of wounded persons, patients and disabled persons, not only meets the requirements of physical disabilities and mobility-handicapped persons for riding instead of walking, but also is more important to facilitate the family members to move and care for the patients, so that the patients can do physical exercises and participate in social activities by means of the wheelchair.

The existing wheel chair has simple structure, the buffering effect is not good when the wheel chair is used, and the impact force is larger when the wheel chair meets an obstacle, so that the wheel chair needs to be further improved.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a buffer wheel structure for a wheelchair.

One of the purposes of the utility model is realized by adopting the following technical scheme:

the utility model provides a buffering wheel structure for wheelchair, includes the wheelchair shank, the top of wheelchair shank is connected with through the installation component and accepts the seat, the below of accepting the seat is connected with the connecting seat through first buffering subassembly, the bottom fixedly connected with wheel frame of connecting seat, the bottom of accepting the seat and the both sides that are located the wheel frame all are equipped with second buffering subassembly.

Further, the installation component comprises an installation plate, the bottom end of the wheelchair leg is fixedly connected with the installation plate, and the installation plate is fixedly connected with the bearing seat through bolts.

Further, first buffering subassembly includes the cell body, the cell body has been seted up to the bottom middle-end of accepting the seat, the equal sliding connection in inside of cell body has the movable block, two the bottom of movable block all rotates through the pivot and is connected with the dwang, two the one end of dwang all rotates through the pivot and is connected with the connecting seat, two fixedly connected with first spring between the dwang.

Furthermore, the outer walls of the two moving blocks are matched with the inner wall of the groove body.

Furthermore, two be the symmetry setting between the dwang.

Further, the second buffering subassembly includes the connecting cylinder, accept the bottom of seat and keep away from the equal fixedly connected with connecting cylinder in both sides of connecting seat, two the equal fixedly connected with second spring in inside of connecting cylinder, two the equal fixedly connected with buffer board in one end of second spring, two the equal fixedly connected with slider in both sides of buffer board, it is two sets of constitute sliding connection between the spout that the outer wall of slider all seted up with two connecting cylinder inside both sides walls, two the equal fixedly connected with spliced pole in bottom of buffer board, two the both sides wall fixed connection of connecting block and wheel frame is all passed through to one side of spliced pole.

Furthermore, the two connecting cylinders are symmetrically arranged.

Furthermore, the outer walls of the two groups of sliding blocks are matched with the inner walls of the two groups of sliding grooves.

Compared with the prior art, the utility model has the beneficial effects that:

this buffering wheel structure for wheelchair through setting up the installation component, can take turns fixed connection with the buffering with the wheelchair shank, when the buffering wheel damages and needs to be changed, and installation dismantlement in time, the cooperation between first buffering subassembly and the second buffering subassembly is used, can reduce certain impact force when using, and the buffering shock attenuation is effectual, and the security is high, and the travelling comfort is good.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

FIG. 1 is an overall perspective view of the present embodiment;

FIG. 2 is a front cross-sectional view of the present embodiment;

FIG. 3 is an enlarged view of the embodiment at A in FIG. 2;

fig. 4 is an enlarged view of the embodiment at B in fig. 2.

In the figure: 1. a wheelchair leg; 2. mounting the component; 201. mounting a plate; 202. a bolt; 3. a bearing seat; 4. a connecting seat; 5. a wheel frame; 6. a first buffer assembly; 601. a trough body; 602. a moving block; 603. rotating the rod; 604. a first spring; 7. a second buffer assembly; 701. a connecting cylinder; 702. a second spring; 703. a buffer plate; 704. a slider; 705. a chute; 706. connecting columns; 707. and (4) connecting the blocks.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that any combination of the embodiments or technical features described below can be used to form a new embodiment without conflict.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present invention provides the following:

example 1:

the utility model provides a buffering wheel structure for wheelchair, includes wheelchair shank 1, the top of wheelchair shank 1 is connected with through installation component 2 and accepts seat 3, the below of accepting seat 3 is connected with connecting seat 4 through first buffering subassembly 6, the bottom fixedly connected with wheel frame 5 of connecting seat 4, the bottom of accepting seat 3 and the both sides that are located wheel frame 5 all are equipped with second buffering subassembly 7, this buffering wheel structure for wheelchair is effectual, when the buffering wheel damages, can in time install and dismantle.

The mounting assembly 2 comprises a mounting plate 201, the bottom end of the wheelchair leg 1 is fixedly connected with the mounting plate 201, the mounting plate 201 is fixedly connected with the bearing seat 3 through a bolt 202, the mounting plate 201 at the bottom end of the wheelchair leg 1 is fixedly connected with the bearing seat 3 through the bolt 202, and when the buffer wheel is damaged, the mounting assembly is convenient to mount and dismount.

First buffer unit 6 includes cell body 601, cell body 601 has been seted up to the bottom middle-end of socket 3, the equal sliding connection in inside of cell body 601 has movable block 602, the outer wall of two movable blocks 602 all with the inner wall looks adaptation of cell body 601, the bottom of two movable blocks 602 all is connected with dwang 603 through the pivot rotation, be the symmetry setting between two dwang 603, the one end of two dwang 603 all is connected with connecting seat 4 through the pivot rotation, the first spring 604 of fixedly connected with between two dwang 603, when receiving the impact force, connecting seat 4 atress moves up, and then two dwang 603 produce the rotation, make its two movable blocks 602 slide in the inside of cell body 601 simultaneously, first spring 604 is tensile, play better cushioning effect.

Example 2:

a buffering wheel structure for a wheelchair comprises a connecting cylinder 701, the bottom end of a bearing seat 3 and two sides far away from a connecting seat 4 are fixedly connected with the connecting cylinder 701, the two connecting cylinders 701 are symmetrically arranged, second springs 702 are fixedly connected inside the two connecting cylinders 701, one ends of the two second springs 702 are fixedly connected with a buffering plate 703, two sides of the two buffering plates 703 are fixedly connected with sliders 704, the outer walls of the two groups of sliders 704 are in sliding connection with sliding grooves 705 formed in two side walls inside the two connecting cylinders 701, the outer walls of the two groups of sliders 704 are matched with the inner walls of the two groups of sliding grooves 705, connecting columns 706 are fixedly connected to the bottom ends of the two buffering plates 703, one sides of the two connecting columns 706 are fixedly connected with two side walls of a wheel frame 5 through connecting blocks 707, when an impact force is applied, the two connecting columns 706 move upwards under the force, and then the two buffering plates 703 move upwards, meanwhile, the two sets of sliding blocks 704 slide on the inner walls of the two sets of sliding grooves 705 to press the two second springs 702, so that certain impact force can be reduced.

The working principle is as follows: this buffer wheel structure for wheelchair, through the mounting panel 201 of bolt 202 with 1 bottom of wheelchair shank with accept seat 3 fixed connection, when buffer wheel damages, the installation of being convenient for is dismantled, when receiving the impact force, connecting seat 4 atress moves up, make its two dwang 603 order about two movable blocks 602 simultaneously and slide in the inside of cell body 601, first spring 604 is tensile, simultaneously, two spliced pole 706 atress move up, two buffer board 703 shifts up two second springs 702 of extrusion, two sets of sliders 704 slide at the inner wall of two sets of spouts 705 simultaneously, the effectual security of buffering is high.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are within the protection scope of the present invention.

Claims

1. The utility model provides a buffer wheel structure for wheelchair, includes wheelchair shank (1), its characterized in that: the top of wheelchair leg (1) is connected with through installation component (2) and accepts seat (3), the below of accepting seat (3) is connected with connecting seat (4) through first buffer assembly (6), the bottom fixedly connected with wheel frame (5) of connecting seat (4), the bottom of accepting seat (3) and the both sides that are located wheel frame (5) all are equipped with second buffer assembly (7).

2. A buffer wheel structure for a wheelchair in accordance with claim 1, wherein: the installation component (2) comprises an installation plate (201), the bottom end of the wheelchair leg (1) is fixedly connected with the installation plate (201), and the installation plate (201) is fixedly connected with the bearing seat (3) through a bolt (202).

3. A buffer wheel structure for a wheelchair in accordance with claim 1, wherein: first buffer unit (6) include cell body (601), cell body (601) have been seted up to the bottom middle-end of accepting seat (3), the equal sliding connection in inside of cell body (601) has movable block (602), two the bottom of movable block (602) all is connected with dwang (603) through the pivot rotation, two the one end of dwang (603) all is connected with connecting seat (4), two through the pivot rotation first spring (604) of fixedly connected with between dwang (603).

4. A buffer wheel structure for a wheelchair in accordance with claim 3, wherein: the outer walls of the two moving blocks (602) are matched with the inner wall of the groove body (601).

5. A buffer wheel structure for a wheelchair in accordance with claim 3, wherein: two be symmetrical setting between dwang (603).

6. A buffer wheel structure for a wheelchair in accordance with claim 1, wherein: the second buffer assembly (7) comprises a connecting cylinder (701), the bottom of the bearing seat (3) is connected with the connecting cylinder (701) in two sides, two sides of the connecting seat (4) are far away from the connecting seat (701), two equal fixedly connected with second springs (702) and two inside of the connecting cylinder (701) are connected with buffer plates (703) and two equal fixedly connected with sliding blocks (704) and two sliding blocks (704) in two sides of the buffer plates (703) and sliding grooves (705) formed in two inner side walls of the connecting cylinder (701) are connected in a sliding mode, two connecting columns (706) are fixedly connected with the bottom of the buffer plates (703) and two connecting columns (706) are fixedly connected with two side walls of the wheel frame (5) in one side of the connecting columns (706) through connecting blocks (707).

7. A buffer wheel structure for a wheelchair in accordance with claim 6, wherein: the two connecting cylinders (701) are symmetrically arranged.

8. A buffer wheel structure for a wheelchair in accordance with claim 6, wherein: the outer walls of the two groups of sliding blocks (704) are matched with the inner walls of the two groups of sliding grooves (705).