CN204655312U - A kind of wheelchair and backrest angle adjusting device thereof - Google Patents
A kind of wheelchair and backrest angle adjusting device thereof Download PDFInfo
- Publication number
- CN204655312U CN204655312U CN201520290582.1U CN201520290582U CN204655312U CN 204655312 U CN204655312 U CN 204655312U CN 201520290582 U CN201520290582 U CN 201520290582U CN 204655312 U CN204655312 U CN 204655312U
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- pull bar
- hole
- fork
- angular adjustment
- adjustment seat
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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model discloses a kind of backrest angle adjusting device, also there is first and second fork, first and second angular adjustment seat, first and second Compress Spring, first and second pull bar and drag link sleeve; The lower end of two vertical poles of backrest has first and second through hole; First and second angular adjustment seat there is first and second adjustment hole respectively; First and second through hole is built with corresponding fork and Compress Spring thereof, and one end of fork can be inserted in the adjustment hole on angular adjustment seat, and the other end of fork is fixedly connected with one end of pull bar; The other end of described first pull bar and the other end of the second pull bar are all contained in drag link sleeve, and first and second pull bar described has first and second handle respectively; Described drag link sleeve has handle slot.The invention also discloses a kind of wheelchair, there is chair frame, roller and pedal, and backrest angle adjusting device.This utility model is easy to operate, safe and reliable, and structure is simple, and manufacturing cost is lower.
Description
Technical field
This utility model relates to a kind of backrest angle adjusting device, is specifically related to a kind of backrest angle adjusting device for wheelchair.
Background technology
Wheelchair is as handicapped or as medical special equipment, and its function setting service object is specific crowd, to meet the demand that they ride instead of walk.Along with technological progress, living standard improve, require also to increase, to adapt to the user's request improved constantly to wheelchair function thereupon.In order to improve comfort level, present wheelchair device also becomes increasingly complex, dynamic structure is increased by initial manual mode, save the fatigue of manpower, but existing wheelchair backrest is uncontrollable, like this, not fully taking into account wheelchair user is Disease or handicapped people, more needs comfortableness to design.
Summary of the invention
First object of the present utility model is to provide a kind of easy to operate, safe and reliable, and structure is simple, the backrest angle adjusting device that manufacturing cost is lower.
In order to realize the first object, the technical solution of the utility model is: a kind of backrest angle adjusting device, has backrest, and its innovative point is:
A, also there is the first fork, the second fork, the first angular adjustment seat, the second angular adjustment seat, the first Compress Spring, the second Compress Spring, the first pull bar, the second pull bar and drag link sleeve;
The lower end of two vertical poles of b, described backrest has the first through hole and the second through hole;
C, described first angular adjustment seat there is the first adjustment hole, described second angular adjustment seat has the second adjustment hole;
D, described first through hole are built with the first fork and the first Compress Spring thereof, and one end of the first fork can be inserted in the first adjustment hole on the first angular adjustment seat, and the other end of the first fork is fixedly connected with one end of the first pull bar; Described second through hole is built with the second fork and the second Compress Spring thereof, and one end of the second fork can be inserted in the second adjustment hole on the second angular adjustment seat, and the other end of the second fork is fixedly connected with one end of the second pull bar;
E, the other end of described first pull bar and the other end of the second pull bar are all contained in drag link sleeve, and described first pull bar has the first in command, and described second pull bar has the second in command;
F, described drag link sleeve has handle slot.
In technique scheme, the described first in command is positioned at the other end place on the first pull bar, and the described second in command is positioned at the other end place on the second pull bar.
In technique scheme, the lower end of two vertical poles of described backrest has the first splicing sleeve and respectively
Two splicing sleeves, the first splicing sleeve have the first through hole, the second splicing sleeve have the second through hole, and the two ends of described drag link sleeve are enclosed within the first splicing sleeve and the second splicing sleeve respectively, and the two ends of drag link sleeve are supported.
The good effect that technique scheme of the present utility model has is: this recliner is not only easy to operate, safe and reliable, and structure is simple, greatly reduces manufacturing cost.
Second object of the present utility model is to provide one and has easy to operate, safe and reliable, and structure is simple, the wheelchair of the backrest angle adjusting device that manufacturing cost is lower.
In order to realize the second object, the technical solution of the utility model is: a kind of wheelchair, there is chair frame, roller and pedal, and backrest angle adjusting device, described roller and pedal are all contained in chair frame, described backrest angle adjusting device is also located in chair frame, and backrest angle adjusting device has backrest, and its innovative point is:
A, also there is the first fork, the second fork, the first angular adjustment seat, the second angular adjustment seat, the first Compress Spring, the second Compress Spring, the first pull bar, the second pull bar and drag link sleeve;
The lower end of two vertical poles of b, described backrest has the first through hole and the second through hole;
C, described first angular adjustment seat there is the first adjustment hole, described second angular adjustment seat has the second adjustment hole;
D, described first through hole are built with the first fork and the first Compress Spring thereof, and one end of the first fork can be inserted in the first adjustment hole on the first angular adjustment seat, and the other end of the first fork is fixedly connected with one end of the first pull bar; Described second through hole is built with the second fork and the second Compress Spring thereof, and one end of the second fork can be inserted in the second adjustment hole on the second angular adjustment seat, and the other end of the second fork is fixedly connected with one end of the second pull bar;
E, the other end of described first pull bar and the other end of the second pull bar are all contained in drag link sleeve, and described first pull bar has the first in command, and described second pull bar has the second in command;
F, described drag link sleeve has handle slot.
In technique scheme, the described first in command is positioned at the other end place on the first pull bar, and the described second in command is positioned at the other end place on the second pull bar.
In technique scheme, the lower end of two vertical poles of described backrest has the first splicing sleeve and the second splicing sleeve respectively, first splicing sleeve has the first through hole, second splicing sleeve has the second through hole, the two ends of described drag link sleeve are enclosed within the first splicing sleeve and the second splicing sleeve respectively, and the two ends of drag link sleeve are supported.
Drive motors is equipped with in technique scheme, described chair frame.
The good effect that such scheme of the present utility model has is: the operation of wheelchair is more simple, and safe and reliable, is convenient to adjusting angle of backrest and regulates, and the structure of this scheme very simpler production convenience, greatly reduces manufacturing cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of the detailed description of the invention of a kind of backrest angle adjusting device of this utility model;
Fig. 2 is the A portion enlarged diagram of Fig. 1;
Fig. 3 is the schematic diagram of the angle adjustment mechanism on right side in Fig. 1;
Fig. 4 is that the C of Fig. 2 is to schematic diagram;
Fig. 5 is the schematic rear view of angular adjustment seat in Fig. 4;
Fig. 6 is that the D of Fig. 3 is to schematic diagram;
Fig. 7 is the schematic rear view of angular adjustment seat in Fig. 6;
Fig. 8 is the structural representation of the detailed description of the invention of a kind of wheelchair of this utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing and the embodiment that provides, this utility model is further described.
Embodiment 1
As shown in Fig. 1,2,3,4,5,6,7, a kind of backrest angle adjusting device, has backrest 1,
A, also there is the first fork 2-1, the second fork 2-2, the first angular adjustment seat 3-1, the second angular adjustment seat 3-2, the first Compress Spring 4-1, the second Compress Spring 4-2, the first pull bar 5-1, the second pull bar 5-2 and drag link sleeve 6;
The lower end of two vertical poles of b, described backrest 1 has the first through hole 1-1-1 and the second through hole 1-2-1;
C, described first angular adjustment seat 3-1 there is the first adjustment hole 3-1-1, described second angular adjustment seat 3-2 has the second adjustment hole 3-2-1;
D, described first through hole 1-1-1 are built with the first fork 2-1 and the first Compress Spring 4-1 thereof, one end of first fork 2-1 can be inserted in the first adjustment hole 3-1-1 on the first angular adjustment seat 3-1, and the other end of the first fork 2-1 is fixedly connected with one end of the first pull bar 5-1; Described second through hole 1-1-2 is built with the second fork 2-2 and the second Compress Spring 4-2 thereof, one end of second fork 2-2 can be inserted in the second adjustment hole 3-2-1 on the second angular adjustment seat 3-2, and the other end of the second fork 2-2 is fixedly connected with one end of the second pull bar 5-2;
E, the other end of described first pull bar 5-1 and the other end of the second pull bar 5-2 are all contained in drag link sleeve 6, and described first pull bar 5-1 has first in command 5-1-1, and described second pull bar 5-2 has second in command 5-2-1;
F, described drag link sleeve 6 has handle slot 6-1.
As shown in Figure 1, 2, 3, for the ease of operation, described first in command 5-1-1 is positioned at the other end place on the first pull bar 5-1, and described second in command 5-1-2 is positioned at the other end place on the second pull bar 5-2.
As shown in Figure 1, in order to make this utility model structure more reasonable, compact, the lower end of two vertical poles of described backrest 1 has the first splicing sleeve 1-1 and the second splicing sleeve 1-2 respectively, first splicing sleeve 1-1 has the first through hole 1-1-1, second splicing sleeve 1-2 has the second through hole 1-2-1, the two ends of described drag link sleeve 6 are enclosed within the first splicing sleeve 1-1 and the second splicing sleeve 1-2 respectively, and the two ends of drag link sleeve 6 are supported.
Only need clutch the handle on two pull bars with hands when this backrest angle adjusting device uses, make two forks deviate from corresponding adjustment hole simultaneously, back is backward by a little firmly making backrest adjust to proper angle, then handle is decontroled, two forks are inserted into again in corresponding adjustment hole, complete location.
Embodiment 2
As shown in Fig. 1,2,3,4,5,6,7,8, a kind of wheelchair, has chair frame 7, roller 8 and pedal 9, and backrest angle adjusting device, described roller 8 and pedal 9 are all contained in chair frame 7, and described backrest angle adjusting device is also located in chair frame 7, backrest angle adjusting device has backrest 1
A, also there is the first fork 2-1, the second fork 2-2, the first angular adjustment seat 3-1, the second angular adjustment seat 3-2, the first Compress Spring 4-1, the second Compress Spring 4-2, the first pull bar 5-1, the second pull bar 5-2 and drag link sleeve 6;
The lower end of two vertical poles of b, described backrest 1 has the first through hole 1-1-1 and the second through hole 1-2-1;
C, described first angular adjustment seat 3-1 there is the first adjustment hole 3-1-1, described second angular adjustment seat 3-2 has the second adjustment hole 3-2-1;
D, described first through hole 1-1-1 are built with the first fork 2-1 and the first Compress Spring 4-1 thereof, one end of first fork 2-1 can be inserted in the first adjustment hole 3-1-1 on the first angular adjustment seat 3-1, and the other end of the first fork 2-1 is fixedly connected with one end of the first pull bar 5-1; Described second through hole 1-1-2 is built with the second fork 2-2 and the second Compress Spring 4-2 thereof, one end of second fork 2-2 can be inserted in the second adjustment hole 3-2-1 on the second angular adjustment seat 3-2, and the other end of the second fork 2-2 is fixedly connected with one end of the second pull bar 5-2;
E, the other end of described first pull bar 5-1 and the other end of the second pull bar 5-2 are all contained in drag link sleeve 6, and described first pull bar 5-1 has first in command 5-1-1, and described second pull bar 5-2 has second in command 5-2-1;
F, described drag link sleeve 6 has handle slot 6-1.
As shown in Figure 1, 2, 3, for the ease of operation, described first in command 5-1-1 is positioned at the other end place on the first pull bar 5-1, and described second in command 5-1-2 is positioned at the other end place on the second pull bar 5-2.
As shown in Figure 1, in order to make this utility model structure more reasonable, compact, the lower end of two vertical poles of described backrest 1 has the first splicing sleeve 1-1 and the second splicing sleeve 1-2 respectively, first splicing sleeve 1-1 has the first through hole 1-1-1, second splicing sleeve 1-2 has the second through hole 1-2-1, the two ends of described drag link sleeve 6 are enclosed within the first splicing sleeve 1-1 and the second splicing sleeve 1-2 respectively, and the two ends of drag link sleeve 6 are supported.
Drive motors is equipped with for the ease of handling wheelchair power boosting, described chair frame 7.
Only need clutch the handle on two pull bars with hands when this wheelchair uses, make two forks deviate from corresponding adjustment hole, handle by a little firmly making backrest adjust to proper angle, is then decontroled backward in back simultaneously, two forks are inserted into again in corresponding adjustment hole, complete location.
Claims (7)
1. a backrest angle adjusting device, has backrest (1), it is characterized in that:
A, also there is the first fork (2-1), the second fork (2-2), the first angular adjustment seat (3-1), the second angular adjustment seat (3-2), the first Compress Spring (4-1), the second Compress Spring (4-2), the first pull bar (5-1), the second pull bar (5-2) and drag link sleeve (6);
The lower end of two vertical poles of b, described backrest (1) has the first through hole (1-1-1) and the second through hole (1-2-1);
C, described first angular adjustment seat (3-1) there is the first adjustment hole (3-1-1), described second angular adjustment seat (3-2) has the second adjustment hole (3-2-1);
D, described first through hole (1-1-1) are built with the first fork (2-1) and the first Compress Spring (4-1) thereof, one end of first fork (2-1) can be inserted in the first adjustment hole (3-1-1) on the first angular adjustment seat (3-1), and the other end of the first fork (2-1) is fixedly connected with one end of the first pull bar (5-1); Described second through hole (1-1-2) is built with the second fork (2-2) and the second Compress Spring (4-2) thereof, one end of second fork (2-2) can be inserted in the second adjustment hole (3-2-1) on the second angular adjustment seat (3-2), and the other end of the second fork (2-2) is fixedly connected with one end of the second pull bar (5-2);
The other end of e, described first pull bar (5-1) and the other end of the second pull bar (5-2) are all contained in drag link sleeve (6), and described first pull bar (5-1) has the first in command (5-1-1), described second pull bar (5-2) has the second in command (5-2-1);
F, described drag link sleeve (6) has handle slot (6-1).
2. backrest angle adjusting device according to claim 1, is characterized in that: the described first in command (5-1-1) is positioned at the other end place on the first pull bar (5-1), and the described second in command (5-1-2) is positioned at the other end place on the second pull bar (5-2).
3. backrest angle adjusting device according to claim 1, it is characterized in that: the lower end of two vertical poles of described backrest (1) has the first splicing sleeve (1-1) and the second splicing sleeve (1-2) respectively, first splicing sleeve (1-1) has the first through hole (1-1-1), second splicing sleeve (1-2) has the second through hole (1-2-1), the two ends of described drag link sleeve (6) are enclosed within the first splicing sleeve (1-1) and the second splicing sleeve (1-2) respectively, and the two ends of drag link sleeve (6) are supported.
4. a wheelchair, there is chair frame (7), roller (8) and pedal (9), and backrest angle adjusting device, described roller (8) and pedal (9) are all contained in chair frame (7), described backrest angle adjusting device is also located in chair frame (7), backrest angle adjusting device has backrest (1), it is characterized in that:
A, also there is the first fork (2-1), the second fork (2-2), the first angular adjustment seat (3-1), the second angular adjustment seat (3-2), the first Compress Spring (4-1), the second Compress Spring (4-2), the first pull bar (5-1), the second pull bar (5-2) and drag link sleeve (6);
The lower end of two vertical poles of b, described backrest (1) has the first through hole (1-1-1) and the second through hole (1-2-1);
C, described first angular adjustment seat (3-1) there is the first adjustment hole (3-1-1), described second angular adjustment seat (3-2) has the second adjustment hole (3-2-1);
D, described first through hole (1-1-1) are built with the first fork (2-1) and the first Compress Spring (4-1) thereof, one end of first fork (2-1) can be inserted in the first adjustment hole (3-1-1) on the first angular adjustment seat (3-1), and the other end of the first fork (2-1) is fixedly connected with one end of the first pull bar (5-1); Described second through hole (1-1-2) is built with the second fork (2-2) and the second Compress Spring (4-2) thereof, one end of second fork (2-2) can be inserted in the second adjustment hole (3-2-1) on the second angular adjustment seat (3-2), and the other end of the second fork (2-2) is fixedly connected with one end of the second pull bar (5-2);
The other end of e, described first pull bar (5-1) and the other end of the second pull bar (5-2) are all contained in drag link sleeve (6); and described first pull bar (5-1) has the first in command (5-1-1), described second pull bar (5-2) has the second in command (5-2-1);
F, described drag link sleeve (6) has handle slot (6-1).
5. wheelchair according to claim 4, is characterized in that: the described first in command (5-1-1) is positioned at the other end place on the first pull bar (5-1), and the described second in command (5-1-2) is positioned at the other end place on the second pull bar (5-2).
6. wheelchair according to claim 4, it is characterized in that: the lower end of two vertical poles of described backrest (1) has the first splicing sleeve (1-1) and the second splicing sleeve (1-2) respectively, first splicing sleeve (1-1) has the first through hole (1-1-1), second splicing sleeve (1-2) has the second through hole (1-2-1), the two ends of described drag link sleeve (6) are enclosed within the first splicing sleeve (1-1) and the second splicing sleeve (1-2) respectively, and the two ends of drag link sleeve (6) are supported.
7. wheelchair according to claim 4, is characterized in that: (7) are equipped with drive motors to described chair frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520290582.1U CN204655312U (en) | 2015-05-07 | 2015-05-07 | A kind of wheelchair and backrest angle adjusting device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520290582.1U CN204655312U (en) | 2015-05-07 | 2015-05-07 | A kind of wheelchair and backrest angle adjusting device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204655312U true CN204655312U (en) | 2015-09-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520290582.1U Active CN204655312U (en) | 2015-05-07 | 2015-05-07 | A kind of wheelchair and backrest angle adjusting device thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN204655312U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107093855A (en) * | 2016-12-29 | 2017-08-25 | 广州程科电子科技有限公司 | Novel switch board heat dissipation device |
| CN107093856A (en) * | 2016-12-29 | 2017-08-25 | 广州程科电子科技有限公司 | Take switch board heat abstractor of LED lamp |
| CN107093854A (en) * | 2016-12-29 | 2017-08-25 | 广州程科电子科技有限公司 | Multifunctional power distribution cabinet heat abstractor |
| CN107093846A (en) * | 2016-12-29 | 2017-08-25 | 广州程科电子科技有限公司 | Take switch board heat abstractor of dustproof cover plate |
| CN107458594A (en) * | 2017-09-13 | 2017-12-12 | 福州大学 | Coaxial eight rotor flying robots and its method for work of verting of variable-angle |
| CN112587344A (en) * | 2020-12-09 | 2021-04-02 | 聊城市人民医院 | Foot supporting device for diabetes nursing |
| CN114365919A (en) * | 2021-12-24 | 2022-04-19 | 乐歌人体工学科技股份有限公司 | Back rest rod |
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2015
- 2015-05-07 CN CN201520290582.1U patent/CN204655312U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107093855A (en) * | 2016-12-29 | 2017-08-25 | 广州程科电子科技有限公司 | Novel switch board heat dissipation device |
| CN107093856A (en) * | 2016-12-29 | 2017-08-25 | 广州程科电子科技有限公司 | Take switch board heat abstractor of LED lamp |
| CN107093854A (en) * | 2016-12-29 | 2017-08-25 | 广州程科电子科技有限公司 | Multifunctional power distribution cabinet heat abstractor |
| CN107093846A (en) * | 2016-12-29 | 2017-08-25 | 广州程科电子科技有限公司 | Take switch board heat abstractor of dustproof cover plate |
| CN107458594A (en) * | 2017-09-13 | 2017-12-12 | 福州大学 | Coaxial eight rotor flying robots and its method for work of verting of variable-angle |
| CN112587344A (en) * | 2020-12-09 | 2021-04-02 | 聊城市人民医院 | Foot supporting device for diabetes nursing |
| CN114365919A (en) * | 2021-12-24 | 2022-04-19 | 乐歌人体工学科技股份有限公司 | Back rest rod |
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