CN2889867Y - Multi-functional folding tricycle - Google Patents
Multi-functional folding tricycle Download PDFInfo
- Publication number
- CN2889867Y CN2889867Y CN 200620025698 CN200620025698U CN2889867Y CN 2889867 Y CN2889867 Y CN 2889867Y CN 200620025698 CN200620025698 CN 200620025698 CN 200620025698 U CN200620025698 U CN 200620025698U CN 2889867 Y CN2889867 Y CN 2889867Y
- Authority
- CN
- China
- Prior art keywords
- wheelchair
- hinged
- drive part
- frame
- wheel
- 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
Links
Images
Abstract
The utility model discloses a multi-functional folding tricycle, which comprises a wheel chair and a drive part mainly consisting of a supporting vehicle seat, a single vehicle wheel and the vehicle frame of a chain wheel drive device, wherein, between the wheel chair and the drive part a connecting device combining both and making the combination convenient for disassembly is positioned; the wheel chair is provided with a folded structure taking the main frame under the folding chair cushion as pin joint center; the drive part is provided with a folded structure taking the vehicle frame as the joint center. The utility model has the following beneficial effects that: through adoption of the connecting device between the drive part similar to part structure of a bicycle and the wheel chair to make the wheel chair tricycle, the utility model is simple in structure, convenient in manufacture, assembly and disassembly; the wheel chair and the drive part both possess folded structures with the folded structure being simple and convenient for operation; when take someone inconvenient in action for go-off, shopping in marketplace or going to other places, the drive part is able to be folded and clung to the posterior surface of the wheel chair; in addition, the wheel chair and the drive part are able to be divided for convenient storage or assembly and disassembly.
Description
Technical field
The utility model relates to Foldable multifunctional multipurpose three-wheel car.
Background technology
The present three-wheel vehicle of taking advantage of the people though have advantages such as the people of taking advantage of is more convenient, is not suitable for the home-bound patient to take; In addition, above-mentioned three-wheel vehicle can not fold, and brings and deposits inconvenient shortcoming.
Take though present wheelchair is fit to the home-bound patient, must push away away, can only closely locate stroll, have inconvenient defective to stroll at a distance by healthy people's walking.
Therefore, people extremely thirst for occurring a kind of defective that the said goods exists that overcomes, and a kind of wheelchair of being convenient to drive occurs, and carry the three-wheel vehicle of handicapped people's trip at a distance.When needs enter the market, drive part can be folded or dismounting, become an a kind of Foldable multifunctional multipurpose three-wheel car that has only the car of Wheelchair structure.
Summary of the invention
The purpose of this utility model is to overcome the deficiency of above-mentioned technology, and a kind of driving wheelchair is provided, and carries handicapped people and goes on a journey at a distance, is convenient to a kind of Foldable multifunctional multipurpose three-wheel car of drive part is folding or dismounting.
The technical scheme that solves the problems of the technologies described above is: a kind of Foldable multifunctional multipurpose three-wheel car comprises: wheelchair; The main drive part that is made of the vehicle frame of supporting seat, single wheel and chain wheel driving mechanism is provided with between wheelchair and drive part and makes its combination and easy-to-dismount connecting device; Described wheelchair is provided with that main frame is the foldable structure at hinged center below the seat cushions that can fold to be positioned at; It is the foldable structure at hinged center that described drive part is provided with vehicle frame.
The beneficial effects of the utility model are: the utility model is that the drive part and the connecting device between the wheelchair that adopt similar bicycle part-structure to constitute are made the wheelchair three-wheel vehicle, and this connecting device is simple in structure, and is easily manufactured, is convenient to separate dismounting.Wheelchair of the present utility model and its drive part all have foldable structure, and foldable structure is simple, and is easy to operate.Go on a journey at a distance when carrying handicapped people, in the time of need entering market or other place, be attached to the wheelchair back after drive part being folded, convenient market or other place of coming in and going out of a push boat chair.Wheelchair can also be separated easily with drive part, be convenient to deposit or load and unload.
Description of drawings
Fig. 1 is the front view of the utility model embodiment 1;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is an A portion amplification view among Fig. 1;
Fig. 5 is a main frame front view among Fig. 1;
Fig. 6 is the front view of angle framework among Fig. 3;
Fig. 7 is a L portion enlarged diagram among Fig. 3;
Fig. 8 is a k portion enlarged diagram among Fig. 3;
Fig. 9 is that G portion partial cutaway is shown enlarged diagram among Fig. 3;
Figure 10 is the upward view of wheelchair among Fig. 1:
Figure 11 is an E portion enlarged diagram among Figure 10;
Figure 12 is the local structure for amplifying scheme drawing of vehicle frame among Fig. 1;
Figure 13, Figure 17 are the folding back of straight Beam structural representations among Figure 12;
Figure 14 is a W-W cutaway view among Figure 13;
Figure 15, Figure 18, Figure 19 are the folding back of long horizontal Beam different directions structural representations among Figure 14;
Figure 16 is the oblique Beam structural representation behind the holding screw of an end of dismantling;
Figure 20 is a F portion enlarged diagram among Fig. 1;
Figure 21 is a P-P cutaway view among Figure 20;
Figure 22 is the front view of the utility model embodiment 2;
Figure 23 is separation, a foldable structure scheme drawing among Figure 22;
Figure 24 is a B portion amplification view among Figure 22;
Figure 25 is a C portion amplification view among Figure 22;
Figure 26 is an X portion amplification view among Figure 22;
Figure 27 is a Q-Q section-drawing among Figure 26;
Figure 28 is a D portion structure for amplifying scheme drawing among Figure 22;
Figure 29, Figure 30 are Fig. 3 view direction folding process figure;
Figure 31, Figure 32 are Figure 10 view direction folding process figure.
The specific embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is further specified.
As shown in the figure, the utility model relates to a kind of Foldable multifunctional multipurpose three-wheel car, comprising: wheelchair 1; The main drive part 2 that is made of the vehicle frame of supporting seat 24, single wheel 3 and chain wheel driving mechanism is provided with between wheelchair 1 and drive part 2 and makes its combination and easy-to-dismount connecting device; Described wheelchair 1 is provided with to be positioned at the seat cushions 28 following main frames 100 that can fold and is the foldable structure at hinged center; Described drive part 2 is provided with vehicle frame 200 and is the foldable structure at hinged center.
Fig. 5 is a main frame front view among Fig. 1.As shown in the figure, being arranged on the seat cushions 28 following main frames 100 that can fold is the critical component that connects drive part 2 and wheelchair 1 is folded.The structure of this main frame 100 is: the quadra by upper frame 22, underframe 22 ', front baffle 12, rear frame 23 are fixed as one and form is respectively arranged with and the angle framework 9 pivotally attached hinges 10 that are positioned at wheelchair 1 front and back sides in the front and back end of upper frame 22 and underframe 22 '; Be set with the adapter sleeve 14 that connects drive part 2 on the former frame frame 12; Also be respectively arranged with adapter sleeve 13 and the steering shaft 5 that connects drive part 2 in the front and back end of underframe 22 '.
Extremely shown in Figure 10 as Fig. 3, described wheelchair 1 with main frame 100 for the foldable structure at hinged center is: the hinge 10 of being made of the upper frame 22 of two ends of angle framework 9 and main frame 100 and underframe 22 ' two limits is hinged, straight framework 18 hinged three parts in the munnion frame 26 of the bight of angle framework 9 and wheelchair 1 side and bottom surface are hinged, this part-structure is shown in Fig. 9 semi-sictional view enlarged diagram, and the angle framework 9 that is positioned at wheelchair 1 front-back is linked to be the integral body with hinge function with the straight framework 18 of the both sides of the munnion frame 26 of wheelchair 1 both sides and its bottom surface with wheelchair 1.The handlebar 27 of wheelchair 1 is hinged with munnion frame 26.
As Figure 10 is the upward view of wheelchair 1 among Fig. 1.As shown in the figure, the underframe 22 ' of main frame 100 is provided with slider tube 25, is hinged with the oblique framework 19 that is positioned at its both sides on slider tube 25 respectively, and tiltedly the straight framework 18 of the other end of framework 19 and both sides is hinged; Slider tube 25 is provided with the holding screw 25 ' that limit slippage sleeve 25 slides.Holding screw 25 ' itself has and screws handle, is convenient to dismounting.
When fully collapsible invalid's chair 1, handlebar 27 is rotated down, and presses close to munnion frame 26.Holding screw 25 ' is dismantled, and slider tube 25 slides along underframe 22 ', and wheelchair 1 can be folded into along the structure of each articulated section as Figure 29 to folding process shown in Figure 32.
Structure to first embodiment 1 of drive part 2 describes below:
The drive part 2 of present embodiment 1 is connected the back of wheelchair 1, the connection structure of drive part 2 and its hinged foldable structure such as accompanying drawing 1, Fig. 2, Figure 12 are to shown in Figure 15, and described connection structure and its hinged foldable structure that is connected wheelchair 1 back drive part 2 is: described structure is tightened to triangular framing after mainly being hinged by straight Beam 31, oblique Beam 30 and horizontal Beam 6.Wherein straight Beam 31 supporting seats 24 unclamp vehicle seat 24 following tightening screws it is rotated, and the purpose of rotating vehicle seat 24 is to be convenient to fold.Tiltedly Beam 30 1 ends are fastened on it below the vehicle seat 24 of straight Beam 31 with tightening screw 32, and oblique Beam 30 other ends are hinged on the horizontal Beam 37 of length among the horizontal Beam 6 with bearing pin 29; Hinged between straight Beam 31 and the long horizontal Beam 37 with bearing pin 33.
Described horizontal Beam 6 comprises long horizontal Beam 37 and hyphen Beam 36, and hinged with bearing pin 34 between wherein long horizontal Beam 37 and the hyphen Beam 36, the while will grow horizontal Beam 37 with tightening screw 35 again and hyphen Beam 36 fastens as one.Two parts that the utility model is designed to horizontal Beam 6 to be hinged, purpose are to be convenient to can be attached between the two-wheeled 20 of wheelchair 1 after drive part 2 folds.Wherein the length of long horizontal Beam 37 is less than the distance between wheelchair 1 two-wheeled 20, and the length of hyphen Beam 36 is slightly less than half of long horizontal Beam 37.Be fitted with in the connecting bushing 7 of hyphen Beam 36 terminations and wheelchair 1 bonded assembly steering shaft 5, the steering shaft 5 that is positioned at connecting bushing 7 edges is provided with locating dowel pin 8.When the locating dowel pin 8 of dismantling, drive part 2 just can separate with wheelchair 1.
Drive part 2 folding processes to present embodiment 1 describe below: the tightening screw 32 of dismantling, press vehicle seat 24 and with its Rotate 180 degree, the tightening screw 35 of dismantling, hyphen Beam 36 horizontally rotates 90 degree to vertical munnion frame 26 directions, long horizontal Beam 37 rotates to the direction opposite with hyphen Beam 36 hand of rotation, and is attached on the hyphen Beam 36, at this moment, single wheel 3 is attached to wheelchair 1 back just, finishes the folding process as 16 to Figure 19.
Structure to the utility model embodiment 2 describes below:
The drive part 2 of present embodiment 2 is connected the front of wheelchair 1, the connection structure of drive part 2 and its hinged foldable structure such as accompanying drawing 22, Figure 23, Figure 12, Figure 24 are to shown in Figure 28, and described connection structure and its hinged foldable structure that is connected wheelchair 1 front drive part 2 is: the fastening framework of forming after described structure mainly is hinged by the straight Beam 17 of supporting seat 24, oblique Beam 40 and front fork ASSY 42.Wherein front fork ASSY 42 tops and handlebar 41 are hinged, and front fork ASSY 42 bottoms connect single wheel 3 and chain wheel driving mechanism.
Tiltedly Beam 40 is made up of two oblique Beam that two its spacing H that are parallel to each other can hold single wheel 3 thickness.Tiltedly Beam 40 1 ends are weldingly fixed on the lower end of straight Beam 17, and tiltedly Beam 40 other ends combine with front fork ASSY 42.Tiltedly Beam 40 with the structure that front fork ASSY 42 combines the end is: the side of oblique Beam 40 is hinged on it on front fork ASSY 42 with bearing pin 38, and its opposite side tightens up itself and front fork ASSY 42 with holding screw 39 and is one.When drive part 2 folds, unclamp holding screw 39 earlier, be that the anticlockwise direction rotation is pressed at the center with front fork ASSY 42 with bearing pin 38, single wheel 3 is inserted in the middle of two oblique Beam that are parallel to each other 40.
Described straight Beam 17 is provided with the adapter shaft 15,16 that connects wheelchair 1, and there is screw thread described adapter shaft 15,16 ends.Adapter shaft 15 is fixed on straight Beam 17 lower ends, and after adapter shaft 15 was inserted through the adapter sleeve 13 of main frame 100, its bared end was fastening with nut 4.The other end of adapter shaft 16 is hinged with straight Beam 17 usefulness bearing pins 21, simultaneously also with holding screw 28 with adapter shaft 16 and directly Beam 17 be fastenedly connected, after the adapter shaft 16 after fastening was inserted through the adapter sleeve 14 of main frame 100, its bared end used nut 4 fastening.
Drive part 2 folding processes to present embodiment 2 describe below: the handlebar 41 that is contained in front fork ASSY 42 tops is rotated down and is attached on the front fork ASSY 42, the tightening screw 39 of dismantling, front fork ASSY 42 is inserted in the middle of the oblique Beam 40 single wheel 3 around bearing pin 38 left-hand revolutions.Unclamp nut 4, the tightening screw 28 of dismantling makes adapter shaft 15,16 withdraw from adapter sleeve 13,14, finishes the folding process of drive part 2 disengaging wheelchairs 1 as shown in figure 23.
Among the figure 11 the expression wheelchairs 1 stretcher, this stretcher 11 be positioned at underframe 22 ' above, stretcher 11 is made up of two and half plates, there is axle the centre, can fold.
Claims (6)
1. a Foldable multifunctional multipurpose three-wheel car comprises: wheelchair (1); The main drive part (2) that is made of the vehicle frame of supporting seat, single wheel and chain wheel driving mechanism is characterized in that, is provided with to make its combination and easy-to-dismount connecting device between wheelchair (1) and drive part (2); Described wheelchair (1) is provided with to be positioned at the following main frame (100) of the seat cushions (28) that can fold and is the foldable structure at hinged center; Described drive part (2) is provided with vehicle frame (200) and is the foldable structure at hinged center.
2. according to the Foldable multifunctional multipurpose three-wheel car described in the claim 1, it is characterized in that the main frame (100) of described wheelchair (1) is: the quadra that is fixed as one and forms by upper frame (22), underframe (22 '), front baffle (12), rear frame (23); Be respectively arranged with in the front and back end of upper frame (22) and underframe (22 ') and be positioned at wheelchair (1) front and back sides angle framework (9) pivotally attached hinge (10); Former frame frame (12) is provided with the adapter sleeve (14) that connects drive part (2); Also be respectively arranged with adapter sleeve (13) and the steering shaft (5) that connects drive part (2) in the front and back end of underframe (22 ').
3. according to the Foldable multifunctional multipurpose three-wheel car described in claim 1 or 2, it is characterized in that, described wheelchair (1) with main frame (100) for the foldable structure at hinged center is: the hinge (10) of being made of the upper frame (22) of two ends of angle framework (9) and main frame (100) and underframe (22 ') two limits is hinged, and the straight framework (18) of angle of angle framework (9) and the munnion frame (26) of wheelchair (1) side and bottom surface is hinged; The underframe (22 ') of main frame (100) is provided with slider tube (25), is hinged with the oblique framework (19) that is positioned at its both sides on slider tube (25) respectively, and tiltedly the other end of framework (19) is hinged with straight framework (18); Slider tube (25) is provided with the holding screw (25 ') that limit slippage sleeve (25) slides.
4. according to the Foldable multifunctional multipurpose three-wheel car described in the claim 1, it is characterized in that, described connection structure and its hinged foldable structure that is connected wheelchair (1) back drive part (2) is: be tightened to triangular framing after described structure mainly is hinged by straight Beam (31), oblique Beam (30) and horizontal Beam (6) and form, wherein straight Beam (31) supports the vehicle seat (24) of energy rotation direction; Horizontal Beam (6) is fastened as one by horizontal Beam of the length that is hinged (37) and hyphen Beam (36), and the length of long horizontal Beam (37) is less than the distance between wheelchair (1) two-wheeled (20), and the length of hyphen Beam (36) is slightly less than half of long horizontal Beam (37); Be fitted with in the connecting bushing (7) of hyphen Beam (36) termination and wheelchair (1) bonded assembly steering shaft (5), the steering shaft (5) that is positioned at connecting bushing (7) edge is provided with locating dowel pin (8).
5. according to the Foldable multifunctional multipurpose three-wheel car described in the claim 1, it is characterized in that, the described connection structure that is connected wheelchair (1) front drive part (2) and its hinged foldable structure are: described structure is mainly by the straight Beam (17) of supporting seat (24), the framework of fastening composition after tiltedly the front fork ASSY (42) of Beam (40) and band handlebar (41) is hinged, wherein tiltedly Beam (40) is made up of two oblique Beam that two its spacings that are parallel to each other (H) can hold single wheel (3) thickness, tiltedly Beam (40) one ends are fixed on the lower end of straight Beam (17), and tiltedly Beam (40) other end is hinged and be fixed on the front fork ASSY (42); Straight Beam (17) is provided with the adapter shaft (15,16) that connects wheelchair (1), and this adapter shaft (15,16) inserts in the adapter sleeve (13,14) of main frame (100).
6. according to the Foldable multifunctional multipurpose three-wheel car described in the claim 5, it is characterized in that there is screw thread described adapter shaft (15,16) end, it is fastening with nut (4) to insert its bared end of adapter sleeve (13,14) back; The other end of adapter shaft (16) is hinged and be fastenedly connected with straight Beam (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620025698 CN2889867Y (en) | 2006-04-03 | 2006-04-03 | Multi-functional folding tricycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620025698 CN2889867Y (en) | 2006-04-03 | 2006-04-03 | Multi-functional folding tricycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2889867Y true CN2889867Y (en) | 2007-04-18 |
Family
ID=38020518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620025698 Expired - Fee Related CN2889867Y (en) | 2006-04-03 | 2006-04-03 | Multi-functional folding tricycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2889867Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104590459A (en) * | 2015-01-05 | 2015-05-06 | 姚军辉 | Folding backward tricycle |
| CN105411768A (en) * | 2015-07-07 | 2016-03-23 | 赵书华 | Power-assisted wheelchair |
| CN109131689A (en) * | 2018-08-30 | 2019-01-04 | 姜凤祥 | Multi-functional double tourism folding bicycle |
-
2006
- 2006-04-03 CN CN 200620025698 patent/CN2889867Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104590459A (en) * | 2015-01-05 | 2015-05-06 | 姚军辉 | Folding backward tricycle |
| CN105411768A (en) * | 2015-07-07 | 2016-03-23 | 赵书华 | Power-assisted wheelchair |
| CN109131689A (en) * | 2018-08-30 | 2019-01-04 | 姜凤祥 | Multi-functional double tourism folding bicycle |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203740063U (en) | Foldable bicycle frame and foldable bicycle | |
| CN1799925A (en) | Convertible riding toy | |
| US7229089B2 (en) | Folding bicycle | |
| CN2889867Y (en) | Multi-functional folding tricycle | |
| US6695334B2 (en) | Bicycle | |
| ZA200504680B (en) | Folding bicycle | |
| US20050001404A1 (en) | Folding bicycle apparatus and method | |
| CN2820689Y (en) | Folding bicycle | |
| CN202264860U (en) | Folding bicycle | |
| CN2889829Y (en) | Umbrella type folding go-cart | |
| CN210592296U (en) | Portable folding scooter | |
| CN2832646Y (en) | Folding bicycle for leisure | |
| CN110525566B (en) | Portable folding scooter | |
| EP1638835B1 (en) | Folding bicycle apparatus and method | |
| CN101519102A (en) | Easily pulled and folded portable multipurpose bicycle ridden by multiple persons | |
| CN2902873Y (en) | Folding bicycle | |
| CN1201963C (en) | Portable folding bicycle | |
| CN2895209Y (en) | Reclining tricycle | |
| CN2846278Y (en) | Portable bicycle | |
| CN2628401Y (en) | Foldable two-wheeled cycle | |
| CN2587752Y (en) | Bicycle with collapsible frame | |
| CN2827324Y (en) | Multi-functional portable wheel-chair | |
| CN220465693U (en) | Folding linkage self-locking bicycle frame | |
| CN212500828U (en) | Portable foldable scooter | |
| CN101062707A (en) | Multi-purpose folding bicycle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070418 Termination date: 20150403 |
|
| EXPY | Termination of patent right or utility model |