CN218684989U - Shock attenuation wheelchair of high stability ability - Google Patents
Shock attenuation wheelchair of high stability ability Download PDFInfo
- Publication number
- CN218684989U CN218684989U CN202222277124.7U CN202222277124U CN218684989U CN 218684989 U CN218684989 U CN 218684989U CN 202222277124 U CN202222277124 U CN 202222277124U CN 218684989 U CN218684989 U CN 218684989U
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- wheelchair
- front wheel
- frame
- high stability
- rear wheel
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Abstract
The utility model discloses a shock attenuation wheelchair of high stability ability, including the wheelchair body, the both sides of wheelchair body all are equipped with the wheelchair side bearer, push-and-pull handle is installed at the top of wheelchair side bearer, the handrail is installed to one side of wheelchair side bearer, the mid-mounting of wheelchair side bearer has the seat, install pedal connecting rod on the wheelchair side bearer, the running-board is installed to the one end of pedal connecting rod, two wheelchair side bearers pass through folded cascade and support the link and link to each other, the connecting plate is installed to the bottom one end of wheelchair side bearer, install the front wheel carrier on the connecting plate, be connected with first damping spring between front wheel carrier and the connecting plate, U type groove is installed to the bottom other end of wheelchair side bearer, this wheelchair damping performance is good, damping spring all is equipped with to front wheel and rear wheel, and rear wheel link to each other with damper, let the rear wheel have the space that rises or descend, thereby let the wheelchair can not appear the slope, guarantee wheelchair stability ability, safety performance is improved, make things convenient for people to operate and use.
Description
Technical Field
The utility model relates to a wheelchair field specifically is a shock attenuation wheelchair of high stability ability.
Background
Wheelchairs are chairs equipped with wheels to help replace walking and are classified into electric and manual folding wheelchairs. The wheelchair is an important mobile tool for home rehabilitation, turnover transportation, treatment and outgoing activities of wounded persons, patients and disabled persons, not only meets the requirements of physically disabled persons and persons with mobility disabilities for riding instead of walk, but also is more important to facilitate the family members to move and take care of the patients, so that the patients can do physical exercises and participate in social activities by means of the wheelchair. The existing wheelchair has poor shock absorption performance, the whole wheelchair can incline when jolting, the stability and the safety performance are poor, and the operation and the use of people are inconvenient; therefore, the shock-absorbing wheelchair with high stability performance is provided.
Disclosure of Invention
The utility model aims at the defect of prior art, provide a shock attenuation wheelchair of high stability ability to solve the problem that above-mentioned background art provided.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a shock attenuation wheelchair of high stability ability, includes the wheelchair body, the both sides of wheelchair body all are equipped with the wheelchair side bearer, the push-and-pull handle is installed at the top of wheelchair side bearer, the handrail is installed to one side of wheelchair side bearer, the mid-mounting of wheelchair side bearer has the seat, install pedal connecting rod on the wheelchair side bearer, the running-board is installed to the one end of pedal connecting rod, two the wheelchair side bearer passes through folded cascade support link and links to each other, the connecting plate is installed to the bottom one end of wheelchair side bearer, the connecting plate passes through front wheel damper and links to each other with the front wheel carrier, be equipped with the front wheel carrier connector on the front wheel damper, be connected with first damping spring between front wheel carrier connector and the connecting plate, the U type groove is installed to the bottom other end of wheelchair side bearer, be connected with the spring axle on the U type groove, cup joint second damping spring on the spring axle, the bottom of spring axle links to each other with the connecting block, the middle part of connecting block is equipped with rear wheel shaft assorted through-hole, the bottom in the U type groove is installed the stop collar, the grafting is in the connecting block, the bearing of rear wheel axle is fixed continuous with the rear wheel through the rear wheel.
As a preferred technical scheme of the utility model, the connecting plate welding is served at the bottom of wheelchair side bearer, the top of preceding wheel carrier is equipped with the screw thread, the preceding wheel carrier passes the bearing on the preceding wheel carrier connector and fixes through the nut, the preceding wheel carrier connector passes through the bolt and installs on the wheelchair side bearer, a damping spring passes through the bolt and the nut is fixed between preceding wheel carrier and connecting plate.
As an optimal technical scheme of the utility model, the welding of U type groove is on the other end of wheelchair side bearer, the spring axle passes through the connecting axle and links to each other with U type groove and connecting block respectively.
As an optimal technical scheme of the utility model, the center bearing of rear wheel passes through the rear wheel axle and links to each other with the connecting block is fixed, the stop collar welding is on the wheelchair side bearer.
As an optimal technical scheme of the utility model, the running-board passes through the bolt and installs on pedal connecting rod, pedal connecting rod and handrail are all installed on the wheelchair side bearer through the bolt, folded cascade supports the link and passes through the bolt and install on the wheelchair side bearer.
As an optimized technical proposal of the utility model, the back plate and the seat plate are both arranged on the side frames of the two wheelchairs through bolts.
As an optimal technical scheme of the utility model, be equipped with the elliptical hole on the stop collar.
The utility model has the advantages that: the wheelchair has good damping performance, the front wheels and the rear wheels are provided with damping springs, and the rear wheels are connected with the damping mechanisms, so that the rear wheels have ascending or descending spaces, the wheelchair can not incline, the stability of the wheelchair is guaranteed, the safety performance is improved, and the wheelchair is convenient for people to operate and use.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the damping mechanism of the present invention;
fig. 3 is a schematic structural view of a first damping spring of the present invention;
FIG. 4 is a schematic view of the rear wheel disassembled structure of the present invention;
fig. 5 is a second disassembled structural view of the rear wheel of the present invention;
fig. 6 is a schematic view of the disassembly structure of the front wheel of the present invention.
In the figure: the wheelchair comprises wheelchair side frames 1, a back plate 2, a seat plate 3, armrests 4, a push-pull handle 5, pedal connecting rods 6, pedals 7, a front wheel frame 8, a front wheel 9, a first damping spring 10, a foldable support connecting frame 11, a rear wheel 12, a rear wheel damping mechanism 13, a U-shaped groove 14, a spring shaft 15, a second damping spring 16, a connecting block 17, a connecting shaft 18, a bolt 19, a connecting plate 20, a limiting sleeve 21, a front wheel damping mechanism 22, a front wheel frame connector 23, a rear wheel shaft 24 and an elliptical hole 25.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the protection scope of the present invention can be clearly and clearly defined.
Example (b): referring to fig. 1-6, the present invention provides a technical solution: a damping wheelchair with high stability comprises a wheelchair body, wheelchair side frames 1 are arranged on two sides of the wheelchair body, a push-pull handle 5 is mounted at the top of each wheelchair side frame 1, a handrail 4 is mounted on one side of each wheelchair side frame 1, a seat plate 3 is mounted in the middle of each wheelchair side frame 1, a pedal connecting rod 6 is mounted on each wheelchair side frame 1, a pedal plate 7 is mounted at one end of each pedal connecting rod 6, the two wheelchair side frames 1 are connected through a foldable support connecting frame 11, a connecting plate 20 is mounted at one end of the bottom of each wheelchair side frame 1, the connecting plate 20 is connected with a front wheel frame 8 through a front wheel damping mechanism 22, a front wheel frame connecting head 23 is arranged on each front wheel damping mechanism 22, a first damping spring 10 is connected between each front wheel frame connecting head 23 and the connecting plate 20, a U-shaped groove 14 is mounted at the other end of the bottom of each wheelchair side frame 1, a spring shaft 15 is connected onto each U-shaped groove 14, a second damping spring 16 is sleeved on each spring shaft 15, the bottom of each spring shaft 15 is connected with a connecting block 17, through hole matched with a rear wheel shaft 24 is formed in the middle of each connecting block 17, a limiting sleeve 21 is mounted at the bottom of each U-shaped groove 14, and connected with a bearing fixing block 12 of the rear wheel shaft.
The connecting plate 20 is welded on one end of the bottom of the wheelchair side frame 1, the top of the front wheel frame 8 is provided with threads, the front wheel frame 8 penetrates through a bearing on a front wheel frame connecting head 23 and is fixed through a nut, the front wheel frame connecting head 23 is installed on the wheelchair side frame 1 through a bolt, and the first damping spring 10 is fixed between the front wheel frame 8 and the connecting plate 20 through a bolt 19 and a nut.
The U-shaped groove 14 is welded on the other end of the wheelchair side frame 1, and the spring shaft 15 is respectively connected with the U-shaped groove 14 and the connecting block 17 through the connecting shaft 18.
The central bearing of the rear wheel 12 is fixedly connected with the connecting block 17 through a rear wheel shaft 24, and the limiting sleeve 21 is welded on the wheelchair side frame 1.
The pedals 7 are mounted on the pedal connecting rods 6 through bolts, the pedal connecting rods 6 and the armrests 4 are mounted on the wheelchair side frame 1 through bolts, and the foldable support connecting frames 11 are mounted on the wheelchair side frame 1 through bolts.
The back plate 2 and the seat plate 3 are both mounted on the two wheelchair side frames 1 through bolts.
The position-limiting sleeve 21 is provided with an elliptical hole 25.
The working principle is as follows: the utility model provides a shock attenuation wheelchair of high stability ability, including wheelchair side bearer 1, in the time of the use, when front wheel 9 runs into the top, utilize first damping spring 10 to play absorbing effect, when rear wheel 12 runs into the top, let the axletree of rear wheel 12 drive connecting block 17 and rotate around the connecting axle, thereby let rear wheel 12 rise or descending movement in the ability of top, let the phenomenon of slope can not appear in whole wheelchair, the stability can be strong, and utilize second damping spring 16 to play the absorbing effect to the rear wheel, still utilize stop collar 21 restriction connecting block 17 turned angle, let rear wheel 12 reciprocate in the certain limit, the security performance is improved, make things convenient for people to operate and use.
The wheelchair has good damping performance, the front wheels and the rear wheels are provided with damping springs, and the rear wheels are connected with the damping mechanisms, so that the rear wheels have ascending or descending spaces, the wheelchair can not incline, the stability of the wheelchair is guaranteed, the safety performance is improved, and the wheelchair is convenient for people to operate and use.
The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (7)
1. The utility model provides a shock attenuation wheelchair of high stability ability, includes the wheelchair body, its characterized in that: the wheelchair comprises a wheelchair body, wheelchair side frames (1) are arranged on two sides of the wheelchair body, push-pull handles (5) are mounted at the tops of the wheelchair side frames (1), handrails (4) are mounted on one sides of the wheelchair side frames (1), seat plates (3) are mounted in the middles of the wheelchair side frames (1), pedal connecting rods (6) are mounted on the wheelchair side frames (1), pedals (7) are mounted at one ends of the pedal connecting rods (6), the two wheelchair side frames (1) are connected through foldable supporting connecting frames (11), a connecting plate (20) is mounted at one end of the bottom of each wheelchair side frame (1), the connecting plate (20) is connected with a front wheel frame (8) through a front wheel damping mechanism (22), a front connecting head wheel frame (23) is arranged on the front wheel damping mechanism (22), a first damping spring (10) is connected between the front wheel frame connecting head (23) and the connecting plate (20), a U-shaped groove (14) is mounted at the other end of the bottom of each wheelchair side frame (1), a spring shaft (15) is connected with a spring shaft (15), a through hole is formed in the middle of the connecting block (17) and is connected with a rear wheel shaft (17), the bottom of the U-shaped groove (14) is provided with a limiting sleeve (21), the connecting block (17) is inserted in the limiting sleeve (21), and the connecting block (17) is fixedly connected with a bearing of the rear wheel (12) through a rear wheel shaft (24).
2. The high stability and performance shock absorbing wheelchair as claimed in claim 1, wherein: the connecting plate (20) is welded at one end of the bottom of the side frame (1) of the wheelchair, threads are arranged at the top of the front wheel frame (8), the front wheel frame (8) penetrates through a bearing on the front wheel frame connecting head (23) and is fixed through nuts, the front wheel frame connecting head (23) is installed on the side frame (1) of the wheelchair through bolts, and the first damping spring (10) is fixed between the front wheel frame (8) and the connecting plate (20) through bolts (19) and nuts.
3. The high stability and performance shock absorbing wheelchair as claimed in claim 1, wherein: the U-shaped groove (14) is welded at the other end of the wheelchair side frame (1), and the spring shaft (15) is respectively connected with the U-shaped groove (14) and the connecting block (17) through a connecting shaft (18).
4. The high stability and performance shock absorbing wheelchair as claimed in claim 1, wherein: the central bearing of the rear wheel (12) is fixedly connected with the connecting block (17) through a rear wheel shaft (24), and the limiting sleeve (21) is welded on the side frame (1) of the wheelchair.
5. The high stability and performance shock absorbing wheelchair as claimed in claim 1, wherein: the foldable type wheelchair comprises a wheelchair side frame (1), pedals (7) and armrests (4), wherein the pedals (7) are mounted on the pedal connecting rods (6) through bolts, the pedal connecting rods (6) and the armrests (4) are mounted on the wheelchair side frame (1) through bolts, and the foldable type supporting connecting frames (11) are mounted on the wheelchair side frame (1) through bolts.
6. The high stability and performance shock absorbing wheelchair as claimed in claim 1, wherein: the back plate (2) and the seat plate (3) are both arranged on the two wheelchair side frames (1) through bolts.
7. The high stability and performance shock absorbing wheelchair as claimed in claim 1, wherein: the limiting sleeve (21) is provided with an elliptical hole (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222277124.7U CN218684989U (en) | 2022-08-29 | 2022-08-29 | Shock attenuation wheelchair of high stability ability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222277124.7U CN218684989U (en) | 2022-08-29 | 2022-08-29 | Shock attenuation wheelchair of high stability ability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218684989U true CN218684989U (en) | 2023-03-24 |
Family
ID=85630760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222277124.7U Active CN218684989U (en) | 2022-08-29 | 2022-08-29 | Shock attenuation wheelchair of high stability ability |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218684989U (en) |
-
2022
- 2022-08-29 CN CN202222277124.7U patent/CN218684989U/en active Active
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| GR01 | Patent grant |