CN201379727Y - Seat board folding mechanism of wheelchair - Google Patents
Seat board folding mechanism of wheelchair Download PDFInfo
- Publication number
- CN201379727Y CN201379727Y CN200920069054U CN200920069054U CN201379727Y CN 201379727 Y CN201379727 Y CN 201379727Y CN 200920069054 U CN200920069054 U CN 200920069054U CN 200920069054 U CN200920069054 U CN 200920069054U CN 201379727 Y CN201379727 Y CN 201379727Y
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- Prior art keywords
- seat board
- joint connecting
- connecting rod
- fighting
- joint
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- Expired - Lifetime
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Abstract
The utility model relates to a seat board folding mechanism of a wheelchair. The seat board folding mechanism comprises two brackets, two crossing pull-frames and seat boards, wherein two brackets are arranged at two sides and are used for supporting the seat boards; the bottom ends of the crossing pull-frames are articulated with the brackets arranged at the two sides; the seat boards are arranged at the upper parts of the crossing pull-frames; and the two side edges of the seat boards are articulated with the upper ends of the crossing pull-frames. The seat board folding mechanism is characterized in that the two seat boards are articulated with each other; the side edges of the two seat boards are respectively provided with a cross bar; the cross bars are connected with the upper ends of the crossing pull-frames; a front joint connecting bar and a back joint connecting bar are horizontally arranged at the bottom parts of the seat boards; the two ends of each joint connecting bars are respectively connected with the cross bars arranged at the side edges of the seat boards; and the middle parts of the joint connecting bars are respectively provided with a joint shaft that can lead the joint connecting bars to curl. Hooks used for bearing the cross bars arranged on the side edges of the seat boards are arranged on the brackets arranged at the two sides; the two ends of each joint connecting bar are respectively provided with shaft holes; anti-wear shaft sleeves are arranged in the shaft holes; and the cross bars are inserted into the shaft sleeves. When the joint connecting bars curl or stretch, the cross bars are not abraded as the shaft holes are arranged at the two ends of each joint connecting bar of the shaft sleeves.
Description
Technical field
This utility model relates to the wheelchair driving skills art field that the people with disability uses, and concrete relates to a kind of seat board fold mechanism of taking turns on the Wheel-chair.
Background technology
The wheel Wheel-chair is the necessary auxiliary walking arrangement of people with disability's daily life.The wheel Wheel-chair is when normal the use, and personnel are sitting on the chair, takes turns Wheel-chair manipulation or walking, when the wheel Wheel-chair does not use, need place the wheel Wheel-chair, if common expansion is placed, then takies very big floor space, and is inconvenient to go out to carry the wheel Wheel-chair.
Existing foldable wheelchair car, fold mechanism is very complicated and coarse, rotates partly most use iron plates fixed axis is carried out shroud ring, the use intermediate gap is very big, the stressed modification gradually of iron plate up and down, and the gap becomes bigger and bigger, even the disengaging fixed axis, bring harm to user.
The utility model content
Technical problem to be solved in the utility model is, overcomes problems of the prior art, and a kind of seat board fold mechanism of taking turns Wheel-chair is provided, and this mechanism can fold the wheel Wheel-chair comparatively easily, especially folding wheelchair vehicle seat plate.
In order to address the above problem the technical solution of the utility model is such:
A kind of seat board fold mechanism of taking turns Wheel-chair, comprise two side stands that are used to support seat board, hinged two of bottom and two side stands are intersected and are tried to stop people from fighting each other, be arranged on and intersect the seat board on top of trying to stop people from fighting each other, the dual-side of seat board is characterized in that with to intersect the upper end of trying to stop people from fighting each other hinged, described seat board is two, hinged in the middle of the two block plates, respectively be provided with a cross bar on the side of two block plates, described cross bar with intersect the upper end of trying to stop people from fighting each other and be connected; Described seat board bottom transverse is provided with former and later two joint connecting rod, and the two ends of joint connecting rod connect the cross bar of seat board side respectively, and connecting rod middle part in joint has one can make the bent joint shaft that rises of joint connecting rod.
Described two side stands are provided with the hook of accepting seat board side cross tube, and described hook is arranged on the inboard of two side stands and the hook opening makes progress, and when the cross bar of seat board both sides fell, cross bar just in time dropped in the hook.
The two ends of described joint connecting rod have axis hole, are provided with antiwear axle sleeve in the described axis hole, and described cross bar inserts in the axle sleeve.When bent of joint connecting rod or stretching, extension, be unlikely to cross bar is produced wearing and tearing owing to be provided with the axis hole at connecting rod two ends, axle sleeve joint.
Under the normal condition, two side stands launch to both sides, and seat board keeps flat, and the cross bar of seat board both sides falls in the hook, and each parts and support are relatively stable, and user can be sitting on the seat board.When needs are folding, upsweep two block plates folding by the middle part, the joint connecting rod of corresponding seat board bottom is folding together, and further drive cross bar and move to the inside, cross bar moves to drive to intersect tries to stop people from fighting each other foldingly to the inside, and intersects to try to stop people from fighting each other and drives cross bar conversely and move up and make it break away from hook, two side stands further merge to the inside to be drawn close, last two side stands are close together mutually, and it is folding that seat board has upsweep fully, and try to stop people from fighting each other also in the vertical direction and rise and draw close of two intersections.
Beneficial effect; its seat board mechanism of Wheel-chair of taking turns described in the utility model can fold up to the inside; delicate structure; folding easy to use, rotating mechanism uses one time punching molded structure, prevents that effectively hinge breaks away from turning cylinder; and be provided with in the junction of axle and prevent the axle sleeve that weares and teares; the effective safety of the structure of protection, and guaranteed the minimum rotation gap of rotating mechanism to have improved service precision greatly.
Description of drawings
Describe this utility model in detail below in conjunction with the drawings and specific embodiments;
Fig. 1 is a kind of seat board fold mechanism structural representation of taking turns Wheel-chair described in the utility model;
Fig. 2 is a kind of seat board fold mechanism other direction structural representation of taking turns Wheel-chair described in the utility model;
Fig. 3 is a joint described in the utility model connecting rod partial structurtes sketch map;
Fig. 4 is the axle sleeve structure sketch map in the connecting rod of joint described in the utility model.
The specific embodiment
For technological means, creation characteristic that this utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth this utility model.
Referring to Fig. 1 and Fig. 2
Be the seat board fold mechanism of wheel Wheel-chair shown in the figure, and other mechanism of wheel Wheel-chair is not shown in the drawings.The wheel Wheel-chair has two supports 1 and 2, is provided with two covers and intersects and to try to stop people from fighting each other 3 and 4 between two supports 1 and 2, and intersecting tries to stop people from fighting each other 3 is arranged on the front portion, 4 is arranged on the rear portion and intersect to try to stop people from fighting each other; Be provided with seat board 5 on try to stop people from fighting each other 3 and 4 top of intersection, seat board 5 is made of two block plates, hinged in the middle of the two block plates, two bottom sides at seat board 5 is provided with two cross bars 6, cross bar 6 connects and intersects 3 and 4 the upper end of trying to stop people from fighting each other, and is provided with the front-end and back-end that 7, two joint connecting rods 7 of two joint connecting rods are separately positioned on seat board 5 in the bottom of seat board 5, connecting rod 7 middle parts in joint have one can make the joint connecting rod 7 bent joint shafts 71 that rise, and the position of joint shaft 71 is arranged on the middle hinged place of seat board 5.When seat board 5 has upsweep when folding, joint connecting rod 7 is bent together rise folding.
Two side stands 1 and 2 are provided with the hook 8 of accepting seat board 5 side cross tubes 6, and this hook 8 is arranged on the inboard of two side stands 1 and 2 and links up with 8 opening upwards, and when the cross bar 6 of seat board 5 both sides fell, cross bar 6 just in time dropped in the hook 8.
The intersection of wheelchair back frame face is tried to stop people from fighting each other and 4 is provided with two auxiliary connecting rods 41, and auxiliary connecting rod 41 is two and is arranged on to intersect and tries to stop people from fighting each other 4 two, and auxiliary connecting rod 41 1 ends connect to intersect tries to stop people from fighting each other that the other end is connected on the structure-steel framing of two supports 1 or 2 on 4 the bar.When intersection 4 expansions of trying to stop people from fighting each other, auxiliary connecting rod 41 plays the intersection 4 fixed effects of trying to stop people from fighting each other, and trying to stop people from fighting each other when intersection 4 merges when folding, and auxiliary connecting rod 41 is folding thereupon.
Please continue referring to Fig. 3
Be provided with joint shaft 71 to be used for joint connecting rod 7 folding at the middle part of joint connecting rod 7, is provided with axis hole 72 at the two ends of joint connecting rod 7, is provided with antiwear axle sleeve 73 in the described axis hole 72, and described cross bar 6 inserts in the axle sleeves 73.When connecting rod 7 songs in joint rise or stretch, be unlikely to cross bar 6 is produced mutual wearing and tearing owing to be provided with the axis hole 72 at connecting rod two ends, axle sleeve 73 joint.
Please continue referring to Fig. 4
Under the normal condition, two side stands 1 and 2 launch to both sides, and seat board 5 keeps flat, and the cross bar 6 of seat board 5 both sides falls in the hook 8, and each parts and support are relatively stable, and user can be sitting on the seat board 8.When needs are folding, upsweep two block plates 8 folding by the middle part, the joint connecting rod 7 of corresponding seat board 8 bottoms is folding together, and it is mobile to the inside further to drive cross bar 6, cross bar 6 move drive to intersect try to stop people from fighting each other 3 and 4 folding to the inside, and intersecting tries to stop people from fighting each other 3 and 4 drives cross bar 6 conversely and moves up and make it break away from hook 8, two side stands 1 and 2 further merge to the inside to be drawn close, last two side stands 1 and 2 are close together mutually, it is folding that seat board 5 has upsweep fully, and two intersections, the 3 and 4 also in the vertical directions and rise and draw close of trying to stop people from fighting each other.
Its seat board mechanism of Wheel-chair of taking turns described in the utility model can fold up to the inside; delicate structure; folding easy to use; rotating mechanism uses one time punching molded structure; prevent that effectively hinge breaks away from turning cylinder, and be provided with in the junction of axle and prevent the axle sleeve that weares and teares, effectively the safety of the structure of protection; and guaranteed the minimum rotation gap of rotating mechanism to have improved service precision greatly.
More than show and described ultimate principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; this utility model is not restricted to the described embodiments; that describes in the foregoing description and the description just illustrates principle of the present utility model; this utility model also has various changes and modifications under the prerequisite that does not break away from this utility model spirit and scope, and these changes and improvements all fall in claimed this utility model scope.The claimed scope of this utility model is defined by appending claims and equivalent thereof.
Claims (3)
1, a kind of seat board fold mechanism of taking turns Wheel-chair comprises two side stands that are used to support seat board, and hinged two of bottom and two side stands are intersected and tried to stop people from fighting each other, and is arranged on to intersect the seat board on top of trying to stop people from fighting each other, and the dual-side of seat board is characterized in that with to intersect the upper end of trying to stop people from fighting each other hinged,
Described seat board is two, and is hinged in the middle of the two block plates, respectively is provided with a cross bar on the side of two block plates, described cross bar with intersect the upper end of trying to stop people from fighting each other and be connected; Described seat board bottom transverse is provided with former and later two joint connecting rod, and the two ends of joint connecting rod connect the cross bar of seat board side respectively, and connecting rod middle part in joint has one can make the bent joint shaft that rises of joint connecting rod.
2, a kind of seat board fold mechanism of taking turns Wheel-chair according to claim 1 is characterized in that described two side stands are provided with the hook of accepting seat board side cross tube, and described hook is arranged on the inboard of two side stands and the hook opening makes progress.
3, a kind of seat board fold mechanism of taking turns Wheel-chair according to claim 1 is characterized in that the two ends of described joint connecting rod have axis hole, is provided with antiwear axle sleeve in the described axis hole, and described cross bar inserts in the axle sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920069054U CN201379727Y (en) | 2009-03-19 | 2009-03-19 | Seat board folding mechanism of wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920069054U CN201379727Y (en) | 2009-03-19 | 2009-03-19 | Seat board folding mechanism of wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201379727Y true CN201379727Y (en) | 2010-01-13 |
Family
ID=41523200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920069054U Expired - Lifetime CN201379727Y (en) | 2009-03-19 | 2009-03-19 | Seat board folding mechanism of wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201379727Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107174420A (en) * | 2017-07-10 | 2017-09-19 | 常州摩本智能科技有限公司 | Electric wheel-chair vehicle |
| CN107397636A (en) * | 2017-07-24 | 2017-11-28 | 王东宇 | A kind of foldable backrest structure of wheelchair |
| CN107569332A (en) * | 2017-10-24 | 2018-01-12 | 浙江海洋大学 | A kind of physiotherapy and rehabilitation wheelchair |
| CN110721042A (en) * | 2019-10-21 | 2020-01-24 | 成都工业学院 | Old person is like lavatory assistor |
-
2009
- 2009-03-19 CN CN200920069054U patent/CN201379727Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107174420A (en) * | 2017-07-10 | 2017-09-19 | 常州摩本智能科技有限公司 | Electric wheel-chair vehicle |
| CN107397636A (en) * | 2017-07-24 | 2017-11-28 | 王东宇 | A kind of foldable backrest structure of wheelchair |
| CN107569332A (en) * | 2017-10-24 | 2018-01-12 | 浙江海洋大学 | A kind of physiotherapy and rehabilitation wheelchair |
| CN110721042A (en) * | 2019-10-21 | 2020-01-24 | 成都工业学院 | Old person is like lavatory assistor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Five teams of 201108 Shanghai City Xiangyang Village Minhang District Zhuanqiao Patentee after: Shanghai Hubang intelligent rehabilitation equipment Limited by Share Ltd Address before: Xiangyang Road Minhang District town Shanghai City No. 1188 201108 Patentee before: Shanghai Hubang Medical Appliances Co., Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100113 |
|
| CX01 | Expiry of patent term |