CN207928438U - A kind of vehicle frame with linkage retracting structure - Google Patents
A kind of vehicle frame with linkage retracting structure Download PDFInfo
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- CN207928438U CN207928438U CN201720468586.3U CN201720468586U CN207928438U CN 207928438 U CN207928438 U CN 207928438U CN 201720468586 U CN201720468586 U CN 201720468586U CN 207928438 U CN207928438 U CN 207928438U
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- bar
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Abstract
The utility model discloses a kind of vehicle frames with linkage retracting structure,Including a vehicle frame,Vehicle frame bar one end is provided with back support bar,The lower end of back support bar is provided with vehicle frame bottom bar,Mounting bar is additionally provided in the middle part of back support bar,It is provided with arm supports bar in the middle part of present hack lever,One end of vehicle frame bottom bar is provided with mounting supporting rod,The junction of present hack lever and arm supports bar is provided with first and returns the vehicle to the garage and knock off bar,One end that first returns the vehicle to the garage and knock off bar is provided with second to return the vehicle to the garage and knock off bar,Second one end for returning the vehicle to the garage and knock off bar is arranged in the junction of vehicle frame bottom bar and car supporting rod,First bar and second that returns the vehicle to the garage and knock off returns the vehicle to the garage and knock off and is provided with one between bar and returns the vehicle to the garage and knock off handle,The utility model is simple in structure,Reasonable design,It is folded by the linkage of multiple four-bar mechanisms,Drive the four-bar mechanism of wherein arm rest,It is folded with vehicle,When opening,First is blocked using the handle that returns the vehicle to the garage and knock off to return the vehicle to the garage and knock off bar and the second node for returning the vehicle to the garage and knock off between bar,It is simple and convenient,Area occupied is small,Greatly reduce its transportation cost.
Description
Technical field
The utility model is related to arrive a kind of wheelchair, particularly with regard to a kind of there is the wheelchair with vehicle linkage retracting structure to help
Hand.
Background technology
With the development and the improvement of people's living standards of social and welfare services, old man, disabled person use more and more
Rehabilitation wheelchair to greatly facilitate the indoor and outdoor activity of old man, disabled person improves the quality of life of old man, disabled person.
For the ease of carrying and transporting, the seat lower part of wheelchair is frequently provided with fold mechanism, smaller to be folded into as possible
Size.Existing fold mechanism has two hingedly in the front rod of X-shaped and two hingedly in the rear connecting rod of X-shaped, folds
Wheelchair afterwards, handrail cannot fold together with vehicle frame, increase its transport space, to improve transportation cost, influence it
Fold aesthetic feeling.
Utility model content
Technical problem to be solved in the utility model：It cannot be folded for the vehicle frame and handrail of existing fully collapsible invalid's chair
Together, the problem that caused transport space is big and transportation cost is high provides a kind of simple in structure, reasonable design, passes through multiple four
The linkage of link mechanism folds, and drives the four-bar mechanism of wherein arm rest, the vehicle frame folded with vehicle.
Following technical solution may be used to realize in technical problem to be solved in the utility model：
A kind of vehicle frame with linkage retracting structure, including a vehicle frame, which is characterized in that the vehicle frame includes a handrail
Bar is provided with a back support bar in one end of the bar, the lower end of the back support bar is provided with a vehicle frame bottom bar, described
It is additionally provided with a mounting bar in the middle part of back support bar, a handrail branch for being used to support bar is provided in the middle part of the mounting bar
Strut is provided with a mounting supporting rod for being used to support the mounting bar other end, in the mounting in one end of the vehicle frame bottom bar
The junction of bar and arm supports bar is provided with first and returns the vehicle to the garage and knock off bar, and one end that described first returns the vehicle to the garage and knock off bar is provided with second and returns the vehicle to the garage and knock off
Bar, described second one end for returning the vehicle to the garage and knock off bar are arranged in the junction of the vehicle frame bottom bar and car supporting rod, and described first returns the vehicle to the garage and knock off bar
Return the vehicle to the garage and knock off with second be provided between bar one for control first return the vehicle to the garage and knock off bar and second return the vehicle to the garage and knock off bar the handle that returns the vehicle to the garage and knock off, the vehicle frame passes through
Multiple four-bar mechanism linkages fold, and the four-bar mechanism that bar is in is driven to be folded with vehicle.
Due to the adoption of the above technical scheme, the utility model has the beneficial effects that：The utility model is simple in structure, and design is closed
Reason, is folded by the linkage of multiple four-bar mechanisms, is driven the four-bar mechanism of wherein arm rest, is folded with vehicle, is opened
When, it blocks first using the handle that returns the vehicle to the garage and knock off and returns the vehicle to the garage and knock off bar and the second node for returning the vehicle to the garage and knock off between bar, simple and convenient, area occupied is small, significantly
Reduce its transportation cost.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the vehicle frame with linkage retracting structure of the utility model.
Fig. 2 is a kind of folding schematic diagram of the vehicle frame with linkage retracting structure of the utility model.
Specific implementation mode
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Referring to Fig. 1 to a kind of vehicle frame with linkage retracting structure shown in Fig. 2, including a vehicle frame 10, in vehicle frame 10
One end on bar 100 is provided with a back support bar 200, and the lower end of back support bar 200 is provided with a vehicle frame bottom bar 300, by
The middle part of back of the body bar 200 is additionally provided with a mounting bar 400, and the middle part of present hack lever 400 is provided with one and is used to support bar 100
Arm supports bar 500 is provided with a mounting supporting rod for being used to support 400 other end of mounting bar in one end of vehicle frame bottom bar 300
600, the junction of present hack lever 400 and arm supports bar 500 is provided with first and returns the vehicle to the garage and knock off bar 700, returns the vehicle to the garage and knock off bar 700 first
One end is provided with second and returns the vehicle to the garage and knock off bar 800, and second one end for returning the vehicle to the garage and knock off bar 800 is arranged in vehicle frame bottom bar 300 and car supporting rod 600
Junction, first return the vehicle to the garage and knock off bar 700 and second return the vehicle to the garage and knock off be provided between bar 800 one for control first return the vehicle to the garage and knock off the receipts of bar 700 and second
The handle 900 that returns the vehicle to the garage and knock off of vehicle bar 800.
One end of mounting bar 300 and the hinged place of the upper end of car supporting rod 600 are set as a points；Car supporting rod 600
The return the vehicle to the garage and knock off hinged place of one end of bar 800 of lower end, one end of vehicle frame bottom bar 300 and second is set as b points；Vehicle frame bottom bar 300
The hinged place of the other end and the lower end of back support bar 200 is setting c points；The other end at the middle part and mounting bar 400 of back support bar 200
Hinged place be set as d points；The middle part of mounting bar 400, the lower end of arm supports bar 500 and first are returned the vehicle to the garage and knock off one end of bar 700
Hinged place be set as e points；First return the vehicle to the garage and knock off bar 700 the other end and second return the vehicle to the garage and knock off bar 800 the other end and the handle 900 that returns the vehicle to the garage and knock off
Hinged place be setting f points；The hinged place of one end of bar 100 and the upper end of arm supports bar 500 is setting g points；Handrail
The hinged place of the other end of bar 100 and the upper end of back support bar 200 is setting h points.
Its midpoint a, b, c, d form the main support point that a four-bar mechanism is vehicle frame；
Point a, b, e, f form a four-bar mechanism, the node for making vehicle frame cross four-bar mechanism by pulling the handle that returns the vehicle to the garage and knock off
After block, interior joint is to return the vehicle to the garage and knock off handle；
Point d, e, g, h forms a four-bar mechanism, this double leval jib is follow-up connecting rod, plays handrail and is linked together with returning the vehicle to the garage and knock off
Effect.
Basic principles, main features, and advantages of the present invention has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the present utility model is not limited to the above embodiments, described in above embodiments and description
Only illustrate the principles of the present invention, the utility model can also on the premise of not departing from the spirit and scope of the utility model
There are various changes and modifications, these various changes and improvements fall within the scope of the claimed invention.The utility model is wanted
Protection domain is asked to be defined by appended claims and coordinate.
Claims (1)
1. a kind of vehicle frame with linkage retracting structure, including a vehicle frame, which is characterized in that the vehicle frame includes a bar,
One end of the bar is provided with a back support bar, the lower end of the back support bar is provided with a vehicle frame bottom bar, is leaned on described
It is additionally provided with a mounting bar in the middle part of back of the body bar, the arm supports for being used to support bar are provided in the middle part of the mounting bar
Bar is provided with a mounting supporting rod for being used to support the mounting bar other end, in the mounting bar in one end of the vehicle frame bottom bar
The junction of arm supports bar is provided with first to return the vehicle to the garage and knock off bar, one end that described first returns the vehicle to the garage and knock off bar, which is provided with second, returns the vehicle to the garage and knock off bar,
Described second one end for returning the vehicle to the garage and knock off bar is arranged in the junction of the vehicle frame bottom bar and car supporting rod, and described first returns the vehicle to the garage and knock off bar and
Two return the vehicle to the garage and knock off be provided between bar one for control first return the vehicle to the garage and knock off bar and second return the vehicle to the garage and knock off bar the handle that returns the vehicle to the garage and knock off, the vehicle frame passes through multiple
Four-bar mechanism linkage folds, and the four-bar mechanism that bar is in is driven to be folded with vehicle；Wherein, one end of the mounting bar with
The hinged place of the upper end of the car supporting rod is set as a points；The lower end of the car supporting rod, one end of vehicle frame bottom bar and
Described second hinged place of one end for returning the vehicle to the garage and knock off bar is set as b points；The hinge of the other end of the vehicle frame bottom bar and the lower end of back support bar
Place is met as setting c points；The middle part of the back support bar and the hinged place of the other end of mounting bar are set as d points；The mounting bar
The return the vehicle to the garage and knock off hinged place of one end of bar of middle part, the lower end of arm supports bar and first is set as e points；Described first returns the vehicle to the garage and knock off the another of bar
One end with second return the vehicle to the garage and knock off bar the other end and the handle that returns the vehicle to the garage and knock off hinged place be setting f points；One end of the bar and handrail
The hinged place of the upper end of supporting rod is setting g points；The hinged place of the other end of the bar and the upper end of back support bar is setting h
Point；A points, b points, c points, d points form the main support point that a four-bar mechanism is vehicle frame；A points, b points, e points, f points composition one
A four-bar mechanism, by being blocked after pulling the node that the handle that returns the vehicle to the garage and knock off makes vehicle frame cross four-bar mechanism, interior joint is the hand that returns the vehicle to the garage and knock off
Handle；D points, e points, g points, h points form a four-bar mechanism, this double leval jib is follow-up connecting rod, plays handrail and joins together with returning the vehicle to the garage and knock off
Dynamic effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720468586.3U CN207928438U (en) | 2017-04-30 | 2017-04-30 | A kind of vehicle frame with linkage retracting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720468586.3U CN207928438U (en) | 2017-04-30 | 2017-04-30 | A kind of vehicle frame with linkage retracting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207928438U true CN207928438U (en) | 2018-10-02 |
Family
ID=63644220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720468586.3U Active CN207928438U (en) | 2017-04-30 | 2017-04-30 | A kind of vehicle frame with linkage retracting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207928438U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117281698A (en) * | 2020-08-09 | 2023-12-26 | 上海邦邦机器人有限公司 | foldable wheelchair |
-
2017
- 2017-04-30 CN CN201720468586.3U patent/CN207928438U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117281698A (en) * | 2020-08-09 | 2023-12-26 | 上海邦邦机器人有限公司 | foldable wheelchair |
| CN117281698B (en) * | 2020-08-09 | 2024-05-10 | 上海邦邦机器人有限公司 | Foldable wheelchair |
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