CN204618622U - Folding stand and possess the wheelchair of this vehicle frame - Google Patents
Folding stand and possess the wheelchair of this vehicle frame Download PDFInfo
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- CN204618622U CN204618622U CN201520305226.2U CN201520305226U CN204618622U CN 204618622 U CN204618622 U CN 204618622U CN 201520305226 U CN201520305226 U CN 201520305226U CN 204618622 U CN204618622 U CN 204618622U
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- connecting rod
- tranverse connecting
- lower transverse
- tranverse
- hound
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Abstract
This utility model discloses a kind of folding stand, comprises first trocar sheath and the first inner core tube, the second trocar sheath and the second inner core tube that can be elevated guiding; Wheelchair comprises this folding stand and front-wheel, trailing wheel, handle, seat portion, back-rest, and trocar sheath and inner core tube coordinate the effect can playing lifting guiding and the effect driving two middle tranverse connecting rod synchronization actions.Open or fully collapsible invalid's chair time, only need press down or carry two upper tranverse connecting rods, under the guide effect and synchronous induced effect of inner core tube and trocar sheath, each rod member synchronization action of bottom will be made, can convenient, fast, complete effortlessly, person easy to use, and vehicle frame has good stability in folding process, meanwhile, structure is simple, can transform on the body frame structure for automotive of original design, easily implement, cost is low.
Description
Technical field
this utility model relates to a kind of folding stand and possesses the wheelchair of this vehicle frame.
Background technology
wheelchair as a kind of medical treatment, device service of riding instead of walk in crowd in need.Along with the development of technology, the requirement of user to wheelchair also improves constantly, and certainly, convenient and swift to operate is the most basic requirement, the folding functional of wheelchair, and facilitate storage and carrying, existing folding mode is also each has something to recommend him.A kind of existing wheelchair with folding stand as shown in accompanying drawing 1 and accompanying drawing 2, it realizes stability in folding process and traction action by an articulated elements R, specifically the two ends of articulated elements R are hinged on corresponding hound and middle tranverse connecting rod respectively, when carrying out folding, should apply to make hound power in relative rotation to upper tranverse connecting rod, apply the power that articulated elements R is rotated relative to hound and middle tranverse connecting rod again, operation is comparatively required great effort, and the person that uses wheelchair, majority is handicapped personage sometimes, often the more difficult wheelchair to this spline structure folds, and because articulated elements R only has two pin joints, vehicle frame in folding process can be caused unstable, twist and rock.
Utility model content
for the technical deficiency of above-mentioned existence, the purpose of this utility model is to provide a kind of folding stand and possesses the wheelchair of this vehicle frame, the lifting guide effect of its trocar sheath extended by vertical direction and inner core tube, makes folding more convenient, more laborsaving.
for solving the problems of the technologies described above, this utility model adopts following technical scheme:
a kind of folding stand, comprise parallel setting first on tranverse connecting rod on tranverse connecting rod and second, to parallel in first of setting tranverse connecting rod in tranverse connecting rod and second, parallel the first lower transverse connecting rod and second lower transverse connecting rod of setting, intersect the first hinged hound and the second hound, tranverse connecting rod on described first, tranverse connecting rod on second, tranverse connecting rod in first, tranverse connecting rod in second, first lower transverse connecting rod and the second lower transverse connecting rod parallel and extend all in the horizontal direction, tranverse connecting rod on described first, in first, tranverse connecting rod and the first lower transverse connecting rod distribute from top to bottom and are all positioned at right side, tranverse connecting rod on described second, in second, tranverse connecting rod and the second lower transverse connecting rod distribute from top to bottom and are all positioned at left side, be fixedly connected by the first vertical connecting rod between tranverse connecting rod and the first described lower transverse connecting rod in described first, be fixedly connected by the second vertical connecting rod between tranverse connecting rod and the second described lower transverse connecting rod in described second, the upper end of the first described hound is fixedly connected with on described first, tranverse connecting rod is perpendicular, bottom and the second described lower transverse connecting rod perpendicular hinged, the upper end of the second described hound is fixedly connected with on described second, tranverse connecting rod is perpendicular, bottom and the first described lower transverse connecting rod perpendicular hinged, in described first, tranverse connecting rod is vertically provided with the first trocar sheath of a hollow, on described first the upper end thereof of tranverse connecting rod or the first described hound be provided with one can along the first inner core tube of the inwall lifting moving of the first described trocar sheath, in described second, tranverse connecting rod is vertically provided with the second trocar sheath of a hollow, on described second the upper end thereof of tranverse connecting rod or the second described hound be provided with one can along the second inner core tube of the inwall lifting moving of the second described trocar sheath.
preferably, the first described trocar sheath, the first hound, the second hound and the second trocar sheath arrange by after forward direction successively.
preferably, the first described lower transverse connecting rod, the second lower transverse connecting rod comprise bar body respectively, described bar body is provided with the rotation section can rotated around the axial line of bar body, the bottom of the second described hound, the bottom of the first hound respectively correspondence are fixedly mounted on the rotation section on the first described lower transverse connecting rod, on the second lower transverse connecting rod.
preferably, the upper end of the first described trocar sheath is fixed on tranverse connecting rod upper and lower end in described first and is fixed on the bar body of the first described lower transverse connecting rod, and the upper end of the second described trocar sheath is fixed on tranverse connecting rod upper and lower end in described second and is fixed on the bar body of the second described lower transverse connecting rod.
preferably, described bar body comprises coaxial first paragraph and second segment, and the two ends of described rotation section are coaxially connected with described first paragraph, second segment respectively by bearing assembly.
a kind of wheelchair, comprise the folding stand described in any one described above, a pair front-wheel, pair of rear wheels, a pair handle, seat portion and back-rest, the first described lower transverse connecting rod, second lower transverse connecting rod extends to form the first push rod respectively to back upper place, second push rod, handle described in a pair is arranged on the first described push rod and the second push rod respectively, front-wheel described in a pair can be arranged on the first described vertical connecting rod and the lower end of the second vertical connecting rod respectively universal rotational, trailing wheel described in a pair is arranged on the opposite exterior lateral sides of the first described lower transverse connecting rod and the second lower transverse connecting rod or the opposite exterior lateral sides of the first described push rod and the second push rod respectively by bearing assembly, described seat portion comprises the lower support portion be arranged on described first on tranverse connecting rod and described second between tranverse connecting rod, described back-rest comprises the rear support portion be arranged between the first described push rod and the second described push rod.
preferably, in described first tranverse connecting rod rearward end, second in the rearward end of tranverse connecting rod is corresponding is respectively fixedly mounted on the first described push rod, the second push rod.
preferably, in described first, in tranverse connecting rod, second, the upper surface of tranverse connecting rod is respectively arranged with the stopper avoiding tranverse connecting rod excessive descent on tranverse connecting rod, second on corresponding described first, the mating shapes of the shape of the upper surface of described stopper and the lower surface of tranverse connecting rod on tranverse connecting rod, second on corresponding described first.
preferably, described lower support portion be can left and right doubling fagging or support cloth, described rear support portion be can left and right doubling fagging or support cloth.
the beneficial effects of the utility model are: vehicle frame comprises can the trocar sheath of lift telescopic and inner core tube, when carrying out folding to wheelchair, only tranverse connecting rod on first and the second entablature bar upwards need be mentioned, under the guide effect of inner core tube and trocar sheath, can convenient, fast, complete effortlessly, person easy to use, and vehicle frame has good stability in folding process, meanwhile, structure is simple, can transform on the body frame structure for automotive of original design, easily implement, cost is low.
Accompanying drawing explanation
accompanying drawing 1 is the structural representation one (eliminating part-structure) of a kind of wheelchair in existing design;
accompanying drawing 2 is the structural representation two (eliminating part-structure) of a kind of wheelchair in existing design;
accompanying drawing 3 is the structural representation of the folding stand of the present embodiment;
accompanying drawing 4 is the structural representation of the upper increase front-wheel in accompanying drawing 3 basis and handle;
accompanying drawing 5 is the structural representation one of the wheelchair of the present embodiment;
accompanying drawing 6 is the structural representation two of the wheelchair of the present embodiment.
in accompanying drawing: 1, tranverse connecting rod on first; 2, tranverse connecting rod on second; 3, tranverse connecting rod in first; 4, tranverse connecting rod in second; 5, the first lower transverse connecting rod; 6, the second lower transverse connecting rod; 561, bar body; 5611, first paragraph; 5612, second segment; 562, rotation section; 7, the first hound; 8, the second hound; 9, the first vertical connecting rod; 10, the second vertical connecting rod; 11, the first trocar sheath; 12, the first inner core tube; 13, the second trocar sheath; 14, the second inner core tube; 15, the first push rod; 16, the second push rod; 17, handle; 18, front-wheel; 19, trailing wheel; 20, seat portion; 21, lower support portion; 22, back-rest; 23, rear support portion; 24, stopper.
Detailed description of the invention
below in conjunction with embodiment shown in the drawings, this utility model is described in detail below:
above-below direction in the embodiment of this description is the above-below direction of wheelchair when normally using, and fore-and-aft direction is that user is sitting in direction of advance on wheelchair and direction of retreat, and left and right directions is the left and right directions that user is sitting in himself correspondence on wheelchair.
as shown in Figure 3, a kind of folding stand, comprise parallel setting first on tranverse connecting rod 2 on tranverse connecting rod 1 and second, to parallel in first of setting tranverse connecting rod 4 in tranverse connecting rod 3 and second, parallel the first lower transverse connecting rod 5 and the second lower transverse connecting rod 6 of setting, intersect the first hinged hound 7 and the second hound 8, tranverse connecting rod 1 on first, tranverse connecting rod 2 on second, tranverse connecting rod 3 in first, tranverse connecting rod 4 in second, first lower transverse connecting rod 5 and the second lower transverse connecting rod 6 parallel and extend all in the horizontal direction, tranverse connecting rod 1 on first, in first, tranverse connecting rod 3 and the first lower transverse connecting rod 5 distribute from top to bottom and are all positioned at right side, tranverse connecting rod 2 on second, in second, tranverse connecting rod 4 and the second lower transverse connecting rod 6 distribute from top to bottom and are all positioned at left side, be fixedly connected by the first vertical connecting rod 9 between tranverse connecting rod 3 and the first lower transverse connecting rod 5 in first, be fixedly connected by the second vertical connecting rod 10 between tranverse connecting rod 4 and the second lower transverse connecting rod 6 in second, the upper end of the first hound 7 is fixedly connected with tranverse connecting rod on first 1 is perpendicular, bottom and the second lower transverse connecting rod 6 perpendicular hinged, the upper end of the second hound 8 is fixedly connected with tranverse connecting rod on second 2 is perpendicular, bottom and the first lower transverse connecting rod 5 perpendicular hinged, in first, tranverse connecting rod 3 is vertically provided with the first trocar sheath 11 of a hollow, the upper end (also can be the upper end of tranverse connecting rod 1 on first in other embodiments) of the first hound 7 is hinged be provided with one can along the first inner core tube 12 of the inwall lifting moving of the first trocar sheath 11, in second, tranverse connecting rod 4 is vertically provided with the second trocar sheath 13 of a hollow, the upper end of the second hound 8 (also can be the upper end of tranverse connecting rod 2 on second in other embodiments, certainly, first inner core tube 12 and the second inner core tube 14 should be both and be hinged on tranverse connecting rod or on hound) hinged be provided with one can along the second inner core tube 14 of the inwall lifting moving of the second trocar sheath 13, first trocar sheath 11, first hound 7, second hound 8 and the second trocar sheath 13 arrange by after forward direction successively, namely to stagger before and after the first trocar sheath 11 and the second trocar sheath 13 setting, folding stability can be improved like this, the width after vehicle frame folding can be reduced again, the first above-mentioned lower transverse connecting rod 5, second lower transverse connecting rod 6 comprises bar body 561 respectively, bar body 561 is provided with the rotation section 562 can rotated around the axial line of bar body 561, the bottom of the second hound 8, the bottom of the first hound 7 respectively correspondence is fixedly mounted on the first lower transverse connecting rod 5, on rotation section 562 on second lower transverse connecting rod 6, the upper end of the first trocar sheath 11 to be fixed in first on tranverse connecting rod 3, lower end is fixed on the bar body 561 of the first lower transverse connecting rod 5, the upper end of the second trocar sheath 13 to be fixed in second on tranverse connecting rod 4, lower end is fixed on the bar body 561 of the second lower transverse connecting rod 6, bar body 561 comprises coaxial first paragraph 5611 and second segment 5612, the two ends of rotation section 562 are respectively by bearing assembly and first paragraph 5611, second segment 5612 coaxially connects, first paragraph 5611 is front, second segment 5612 is rear, the lower end of the first trocar sheath 11 is fixed on the first paragraph 5611 of the first lower transverse connecting rod 5, the lower end of the second trocar sheath 13 is fixed on the second segment 5612 of the second lower transverse connecting rod 6.
as accompanying drawing 4, shown in 5 and 6, a kind of wheelchair, comprise folding stand, a pair front-wheel 18, pair of rear wheels 19, a pair handle 17, seat portion 20 and back-rest 22, first lower transverse connecting rod 5, second lower transverse connecting rod 6 extends to form the first push rod 15 respectively to back upper place, second push rod 16, this folding stand structure described above, a pair handle 17 is arranged on the first push rod 15 and the second push rod 16 respectively, a pair front-wheel 18 can be arranged on the lower end of the first vertical connecting rod 9 and the second vertical connecting rod 10 respectively universal rotational, pair of rear wheels 19 is arranged on the opposite exterior lateral sides (also can be the opposite exterior lateral sides being arranged on the first lower transverse connecting rod 5 and the second lower transverse connecting rod 6 by bearing assembly in other embodiments) of the first push rod 15 and the second push rod 16 respectively by bearing assembly, seat portion 20 comprises the lower support portion 21 be arranged on tranverse connecting rod on first 1 and second between tranverse connecting rod 2, back-rest 22 comprises the rear support portion 23 be arranged between the first push rod 15 and the second push rod 16, wherein, the rearward end of tranverse connecting rod 3 in first, in second the rearward end of tranverse connecting rod 4 respectively correspondence be fixedly mounted on the first push rod 15, on second push rod 16, tranverse connecting rod 3 in first, in second, the upper surface of tranverse connecting rod 4 is respectively arranged with and avoids tranverse connecting rod 1 on corresponding first, the stopper 24 of tranverse connecting rod 2 excessive descent on second, shape and the tranverse connecting rod 1 on corresponding first of the upper surface of stopper 24, the mating shapes of the lower surface of tranverse connecting rod 2 on second, namely in the process that on tranverse connecting rod 1 and second, tranverse connecting rod 2 moves down on first, blocked by stopper 24 and be extreme lower position, seat portion 20 is made to be in position location, safety is taken in guarantee, above-mentioned lower support portion 21 can select can left and right doubling fagging or support cloth, then support portion 23 also can select can left and right doubling fagging or support cloth, above-mentioned bearing assembly all can select known structure of the prior art, do not repeat herein.
operating process: the wheelchair being in folded state, two handss are only needed to press down on first tranverse connecting rod 2 on tranverse connecting rod 1 and second respectively, due to the first hound 7 and the effect of the second hound 8 and the guide effect of trocar sheath and inner core tube, and the synchronous induced effect to tranverse connecting rod 4 in tranverse connecting rod in first 3 and second, tranverse connecting rod 1 and tranverse connecting rod on second 2 on first is caused to separate mutually, simultaneously, first lower transverse connecting rod 5 and the second lower transverse connecting rod 6 will to drive in first tranverse connecting rod 4 in tranverse connecting rod 3 and second synchronously to separate, and the position of expansion is in the lower support portion 21 of seat portion 20, wheelchair is in deployed condition, adjust foot to step on, back-rest 22 grade just can use, when needs carry out folding to this wheelchair, two handss respectively on to carry on first tranverse connecting rod 2 on tranverse connecting rod 1 and second, same under the first hound 7 and the effect of the second hound 8 and the guide effect of trocar sheath and inner core tube, and under synchronous induced effect to tranverse connecting rod 4 in tranverse connecting rod in first 3 and second, cause tranverse connecting rod 1 on first mutually close with tranverse connecting rod on second 2, simultaneously, first lower transverse connecting rod 5 and the second lower transverse connecting rod 6 will to drive in first tranverse connecting rod 4 in tranverse connecting rod 3 and second synchronously close, and offset to position close at first, in process, all there is doubling in lower support portion 21 and rear support portion 23, and then complete folding, after being fixed, just can carry out receiving or carrying.
compared to prior art, the wheelchair of the design can complete folding convenient, fast, effortlessly or open, person easy to use, and vehicle frame has good stability in folding or opening procedure, meanwhile, structure is simple, can transform on the body frame structure for automotive of original design, easily implement, cost is low.
above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences done according to this utility model spirit change or modify, and all should be encompassed within protection domain of the present utility model.
Claims (9)
1. a folding stand, it is characterized in that: comprise parallel setting first on tranverse connecting rod on tranverse connecting rod and second, to parallel in first of setting tranverse connecting rod in tranverse connecting rod and second, parallel the first lower transverse connecting rod and second lower transverse connecting rod of setting, intersect the first hinged hound and the second hound, tranverse connecting rod on described first, tranverse connecting rod on second, tranverse connecting rod in first, tranverse connecting rod in second, first lower transverse connecting rod and the second lower transverse connecting rod parallel and extend all in the horizontal direction, tranverse connecting rod on described first, in first, tranverse connecting rod and the first lower transverse connecting rod distribute from top to bottom and are all positioned at right side, tranverse connecting rod on described second, in second, tranverse connecting rod and the second lower transverse connecting rod distribute from top to bottom and are all positioned at left side, be fixedly connected by the first vertical connecting rod between tranverse connecting rod and the first described lower transverse connecting rod in described first, be fixedly connected by the second vertical connecting rod between tranverse connecting rod and the second described lower transverse connecting rod in described second, the upper end of the first described hound is fixedly connected with on described first, tranverse connecting rod is perpendicular, bottom and the second described lower transverse connecting rod perpendicular hinged, the upper end of the second described hound is fixedly connected with on described second, tranverse connecting rod is perpendicular, bottom and the first described lower transverse connecting rod perpendicular hinged, in described first, tranverse connecting rod is vertically provided with the first trocar sheath of a hollow, on described first the upper end thereof of tranverse connecting rod or the first described hound be provided with one can along the first inner core tube of the inwall lifting moving of the first described trocar sheath, in described second, tranverse connecting rod is vertically provided with the second trocar sheath of a hollow, on described second the upper end thereof of tranverse connecting rod or the second described hound be provided with one can along the second inner core tube of the inwall lifting moving of the second described trocar sheath.
2. folding stand according to claim 1, is characterized in that: the first described trocar sheath, the first hound, the second hound and the second trocar sheath arrange by after forward direction successively.
3. folding stand according to claim 1, it is characterized in that: the first described lower transverse connecting rod, the second lower transverse connecting rod comprise bar body respectively, described bar body is provided with the rotation section can rotated around the axial line of bar body, the bottom of the second described hound, the bottom of the first hound respectively correspondence are fixedly mounted on the rotation section on the first described lower transverse connecting rod, on the second lower transverse connecting rod.
4. folding stand according to claim 3, it is characterized in that: the upper end of the first described trocar sheath is fixed on tranverse connecting rod upper and lower end in described first and is fixed on the bar body of the first described lower transverse connecting rod, the upper end of the second described trocar sheath is fixed on tranverse connecting rod upper and lower end in described second and is fixed on the bar body of the second described lower transverse connecting rod.
5. the folding stand according to claim 3 or 4, is characterized in that: described bar body comprises coaxial first paragraph and second segment, and the two ends of described rotation section are coaxially connected with described first paragraph, second segment respectively by bearing assembly.
6. a wheelchair, it is characterized in that: comprise the folding stand according to any one of the claims 1 to 5, a pair front-wheel, pair of rear wheels, a pair handle, seat portion and back-rest, the first described lower transverse connecting rod, second lower transverse connecting rod extends to form the first push rod respectively to back upper place, second push rod, handle described in a pair is arranged on the first described push rod and the second push rod respectively, front-wheel described in a pair can be arranged on the first described vertical connecting rod and the lower end of the second vertical connecting rod respectively universal rotational, trailing wheel described in a pair is arranged on the opposite exterior lateral sides of the first described lower transverse connecting rod and the second lower transverse connecting rod or the opposite exterior lateral sides of the first described push rod and the second push rod respectively by bearing assembly, described seat portion comprises the lower support portion be arranged on described first on tranverse connecting rod and described second between tranverse connecting rod, described back-rest comprises the rear support portion be arranged between the first described push rod and the second described push rod.
7. wheelchair according to claim 6, is characterized in that: in described first tranverse connecting rod rearward end, second in the rearward end of tranverse connecting rod is corresponding is respectively fixedly mounted on the first described push rod, the second push rod.
8. wheelchair according to claim 6, it is characterized in that: in described first, in tranverse connecting rod, second, the upper surface of tranverse connecting rod is respectively arranged with the stopper avoiding tranverse connecting rod excessive descent on tranverse connecting rod, second on corresponding described first, the mating shapes of the shape of the upper surface of described stopper and the lower surface of tranverse connecting rod on tranverse connecting rod, second on corresponding described first.
9. wheelchair according to claim 6, is characterized in that: described lower support portion be can left and right doubling fagging or support cloth, described rear support portion be can left and right doubling fagging or support cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520305226.2U CN204618622U (en) | 2015-05-13 | 2015-05-13 | Folding stand and possess the wheelchair of this vehicle frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520305226.2U CN204618622U (en) | 2015-05-13 | 2015-05-13 | Folding stand and possess the wheelchair of this vehicle frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204618622U true CN204618622U (en) | 2015-09-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520305226.2U Active CN204618622U (en) | 2015-05-13 | 2015-05-13 | Folding stand and possess the wheelchair of this vehicle frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204618622U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108221633A (en) * | 2018-01-19 | 2018-06-29 | 郑州市交通规划勘察设计研究院 | Corrugated steel web combination PC bridges and its construction method |
| CN109431702A (en) * | 2017-08-28 | 2019-03-08 | 江苏君悦智能轮椅科技有限公司 | Portable liftable wheelchair |
-
2015
- 2015-05-13 CN CN201520305226.2U patent/CN204618622U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109431702A (en) * | 2017-08-28 | 2019-03-08 | 江苏君悦智能轮椅科技有限公司 | Portable liftable wheelchair |
| CN108221633A (en) * | 2018-01-19 | 2018-06-29 | 郑州市交通规划勘察设计研究院 | Corrugated steel web combination PC bridges and its construction method |
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