CN207950036U - Adjustable back electric wheelchair - Google Patents
Adjustable back electric wheelchair Download PDFInfo
- Publication number
- CN207950036U CN207950036U CN201721266086.8U CN201721266086U CN207950036U CN 207950036 U CN207950036 U CN 207950036U CN 201721266086 U CN201721266086 U CN 201721266086U CN 207950036 U CN207950036 U CN 207950036U
- Authority
- CN
- China
- Prior art keywords
- backrest
- chuck
- connecting rod
- fixed
- wheelchair
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Abstract
The utility model is related to a kind of adjustable back electric wheelchairs.Aim to solve the problem that the problem of regulative mode of wheelchair backrest in the prior art is single, strength of adjustment requirement is big, and wheelchair user is difficult to voluntarily regulating wheel seat back angle.The rear portion of the utility model wheelchair chair body is equipped with backrest, wheelchair chair body includes the seat board on frame body and installation upper frame, the rear portion of seat board is equipped with connecting rod, Flexible Reset device is equipped between the bottom and frame body of connecting rod, the backrest angle regulating device for adjusting the two angle of cut is equipped between the top and backrest of connecting rod, backrest angle regulating device includes the fixation chuck being fixed in connecting rod and is fixed on the rotating chuck by back, the contact surface of fixed chuck and rotary chuck is equipped with matched latch, inside forms cavity, compressed spring is fixed in cavity, handle passes through fixed chuck suit to be installed in rotary chuck.Advantage is：Regulative mode is flexibly simple, and it is low to adjust required dynamics, is convenient for user individual's tune.
Description
Technical field
The utility model is related to medical instruments field, especially a kind of adjustable back electric wheelchair.
Background technology
Important tool of the wheelchair as rehabilitation, is not only the walking-replacing tool of limbs the disabled, it is often more important that, by by
Wheelchair, handicapped person can carry out physical exercise and participate in social activities.Common wheelchair is generally filled by wheelchair frame, wheel, brake
Set and seat against four parts composition.
But in the prior art, still there is following shortcoming, specific staff thinks that the prior art makes
With in the process, it is as follows that the adjusting of backrest is primarily present technical problem：
It is used 1. being only suitable for nurse and adjusting, is not suitable for user itself and adjusts, flexibility ratio is low；
2. strength of adjustment is difficult to control, voluntarily adjusts and be easy to turn over after occurring, security risk is big；
3. the relevant regulating member degree of wear is big, complete machine service life is short.
Utility model content
The purpose of this utility model is exactly to be difficult to ensure to solve the while of realizing nozzle fast offset in the prior art
The problem that equipment is stablized.
The concrete scheme of the utility model is：
A kind of adjustable back electric wheelchair, including wheelchair chair body are designed, the rear portion of the wheelchair chair body is equipped with backrest, institute
It includes the seat board on frame body and installation upper frame to state wheelchair chair body, and the rear portion of the seat board is equipped with connecting rod, the connecting rod
Bottom and the frame body between be equipped with Flexible Reset device, between the top of the connecting rod and the backrest be equipped with adjust both hand over
The backrest angle regulating device at angle, the backrest angle regulating device include the fixation chuck being fixed in the connecting rod and consolidate
Due to the rotating chuck by back, the contact surface of the fixed chuck and rotary chuck is equipped with matched latch, interior
Portion forms cavity, and compressed spring is fixed in the cavity, and handle passes through fixed chuck suit to be installed in the rotary chuck.
Preferably, the backrest is made of "door" type bar, and the both ends in chair back face are separately fixed at backrest both sides, the backrest
The lower section of one end is installed by backrest angle regulating device, other end lower section and the hinged connection of the connecting rod.
Preferably, the Flexible Reset device includes spring and the gas spring that is set in spring.
Preferably, abnormity nut is installed outside the handle, the rotary chuck is equipped with cylindrical protrusions along center line,
The center of the cylindrical protrusions is equipped with and the matched through-hole of handle outer diameter, the outer surface of the cylindrical protrusions and the rotation
The inner surface for turning chuck constitutes cylindrical cavity to install spring.
Preferably, the tooth form of the latch is rectangle, and distribution is rotated centered on the axle center of handle.
Preferably, Flexible Reset device is made of 65 manganese steel, with the lower section of the backrest above the connecting rod, distinguishes
Equipped with the corresponding concave station for installing the Flexible Reset device.
The beneficial effects of the utility model are：
Regulative mode is flexibly simple, and it is low to adjust required dynamics, is adjusted convenient for user individual.Especially, can pass through
Control it is unilateral control both sides, regulative mode is simple, operation difficulty is low.
Description of the drawings
Fig. 1 is the stereogram of the utility model structure；
Fig. 2 is the front view of the utility model structure；
Fig. 3 is the explosive effect schematic diagram of the utility model backrest angle regulating device；
Fig. 4 is the explosive effect vertical view of the utility model backrest angle regulating device；
The names of the parts in figure：1. seat board；2. Flexible Reset device；3. backrest；4. backrest angle regulating device；41.
Hand；42. fixing chuck；43. compressed spring；44. rotating chuck.
Specific implementation mode
The preferred embodiment of the utility model is illustrated below in conjunction with attached drawing, it should be understood that described herein excellent
It selects embodiment to be only used for describing and explaining the present invention, is not used to limit the utility model.
Embodiment 1
A kind of adjustable back electric wheelchair, referring to Fig. 1 to Fig. 4, including wheelchair chair body, the rear portion of wheelchair chair body, which is equipped with, to be leaned on
The back of the body 3, wheelchair chair body include the seat board 1 on frame body and installation upper frame, and the rear portion of seat board 1 is equipped with connecting rod, the bottom of connecting rod
It is equipped with Flexible Reset device 2 between portion and frame body, the backrest angle tune for adjusting the two angle of cut is equipped between the top and backrest 3 of connecting rod
Regulating device 4, backrest angle regulating device 4 include the fixation chuck 42 being fixed in connecting rod and the rotation being fixed on backrest 3
The contact surface of chuck 44, fixed chuck 42 and rotary chuck is equipped with matched latch, and inside forms cavity, fixed in cavity
There are compressed spring 43, handle 41 that the fixed suit of chuck 42 is passed through to be installed in rotary chuck.
Backrest 3 is made of "door" type bar, and the both ends in chair back face are separately fixed at 3 both sides of backrest, the lower section peace of 3 one end of backrest
Fill backrest angle regulating device 4, other end lower section and the hinged connection of connecting rod.
Flexible Reset device 2 includes spring and the gas spring being set in spring.
Abnormity nut is installed, rotary chuck is equipped with cylindrical protrusions along center line, cylindrical protrusions outside handle 41
Center is equipped with constitutes tubular with the matched through-hole of 41 outer diameter of handle, the outer surface of cylindrical protrusions and the inner surface of rotary chuck
Cavity is to install spring.Pull-up handle 41 when use drives the latch of card sum to be separated, and after latch is detached from, backrest 3 can be on demand
It tilts, when position suitable, unclamps handle 41, each part return, latch return, equipment recovery stable state.
The tooth form of latch is rectangle, and distribution is rotated centered on the axle center of handle 41.It is good to engage effect.
Flexible Reset device 2 is made of 65 manganese steel, with the lower section of backrest 3 above connecting rod, is respectively equipped with corresponding installation
The concave station of Flexible Reset device 2.The design ensure that the hardness of Flexible Reset device 2, extend its service life.
Embodiment 2
The same embodiment of the present embodiment principle, specifically the difference is that, backrest 3 is made of "door" type bar, and the two of chair back face
End is separately fixed at 3 both sides of backrest, the lower section installation backrest angle regulating device 4 of 3 one end of backrest, other end lower section and connecting rod
Hinged connection.The design can further facilitate the control and regulation of equipment by realizing the control to both sides to the adjusting of one end.
Finally it should be noted that：The preferred embodiment that these are only the utility model, is not limited to this practicality
It is novel, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art,
It still can be with technical scheme described in the above embodiments is modified, or is carried out to which part technical characteristic etc.
With replacement.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should all include
It is within the protection scope of the utility model.
Claims (6)
1. a kind of adjustable back electric wheelchair, including wheelchair chair body, the rear portion of the wheelchair chair body are equipped with backrest（3）, special
Sign is：The wheelchair chair body includes the seat board on frame body and installation upper frame（1）, the seat board（1）Rear portion company is installed
Extension bar is equipped with Flexible Reset device between the bottom of the connecting rod and the frame body（2）, the top of the connecting rod is leaned on described
The back of the body（3）Between be equipped with adjust both the angle of cut backrest angle regulating device（4）, the backrest angle regulating device（4）Including fixation
In the fixation chuck in the connecting rod（42）Be fixed on the backrest（3）On rotating chuck（44）, the fixed chuck
（42）It is equipped with matched latch with the contact surface of rotary chuck, inside forms cavity, compression bullet is fixed in the cavity
Spring（43）, handle（41）Across fixed chuck（42）Suit is installed in the rotary chuck.
2. adjustable back electric wheelchair as described in claim 1, it is characterised in that：The backrest（3）It is made of "door" type bar,
The both ends in chair back face are separately fixed at backrest（3）Both sides, the backrest（3）The lower section of one end is installed by backrest angle regulating device
（4）, below the other end with the hinged connection of the connecting rod.
3. adjustable back electric wheelchair as described in claim 1, it is characterised in that：The Flexible Reset device（2）Including bullet
Spring and the gas spring being set in spring.
4. adjustable back electric wheelchair as described in claim 1, it is characterised in that：The handle（41）Special-shaped spiral shell is installed outside
Mother, the rotary chuck are equipped with cylindrical protrusions along center line, and the center of the cylindrical protrusions is equipped with and handle（41）Outside
The inner surface of the matched through-hole of diameter, the outer surface of the cylindrical protrusions and the rotary chuck constitutes cylindrical cavity to install
Spring.
5. adjustable back electric wheelchair as claimed in claim 4, it is characterised in that：The tooth form of the latch is rectangle, with handle
Hand（41）Axle center centered on rotate distribution.
6. adjustable back electric wheelchair as described in claim 1, it is characterised in that：The Flexible Reset device（2）By 65 manganese
Steel is made, above the connecting rod and the backrest（3）Lower section, be respectively equipped with and corresponding the Flexible Reset device be installed
（2）Concave station.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721266086.8U CN207950036U (en) | 2017-09-29 | 2017-09-29 | Adjustable back electric wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721266086.8U CN207950036U (en) | 2017-09-29 | 2017-09-29 | Adjustable back electric wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207950036U true CN207950036U (en) | 2018-10-12 |
Family
ID=63723445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721266086.8U Expired - Fee Related CN207950036U (en) | 2017-09-29 | 2017-09-29 | Adjustable back electric wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207950036U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110584892A (en) * | 2019-10-24 | 2019-12-20 | 长沙宁湖机械设备有限公司 | Flat wheelchair of lying |
| CN113648143A (en) * | 2021-08-16 | 2021-11-16 | 广东顺德毅途运动科技有限公司 | Angle adjusting mechanism and adjustable backrest thereof |
-
2017
- 2017-09-29 CN CN201721266086.8U patent/CN207950036U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110584892A (en) * | 2019-10-24 | 2019-12-20 | 长沙宁湖机械设备有限公司 | Flat wheelchair of lying |
| CN113648143A (en) * | 2021-08-16 | 2021-11-16 | 广东顺德毅途运动科技有限公司 | Angle adjusting mechanism and adjustable backrest thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181012 Termination date: 20210929 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |