CN204766226U - Collapsible rocker chain drive tricycle wheelchair - Google Patents
Collapsible rocker chain drive tricycle wheelchair Download PDFInfo
- Publication number
- CN204766226U CN204766226U CN201520469635.6U CN201520469635U CN204766226U CN 204766226 U CN204766226 U CN 204766226U CN 201520469635 U CN201520469635 U CN 201520469635U CN 204766226 U CN204766226 U CN 204766226U
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- China
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- wheel
- wheelchair
- frame
- chassis frame
- rocking bar
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Abstract
The utility model provides a collapsible rocker chain drive tricycle wheelchair, include: the wheelchair frame, its both sides are equipped with the rear wheel, back auxiliary device, it is located the rear end of wheelchair frame, back auxiliary device includes the mount with the rear end pin joint of wheelchair frame, and with the back auxiliary wheel that the mount both ends are connected. The utility model provides a tricycle wheelchair uses hand drive rocker drive sprocket turns to make the automobile body go forward, the operator is hard convenient, the auto -lock hinge is folding to be receive and release the automobile body through taking, length can be adjusted according to the environment at the anterior flexible roof beam of automobile body to the setting, increase the stability of vehicle, the multiplicable user's of preceding supporting wheel security, the obstacle prevents the danger of leaning forward and probably causing when being touch to the automobile body, back auxiliary wheel turns over after can preventing the vehicle, this tricycle wheelchair can use in cities and towns, also be fit for using in the rural area that the road is uneven, the whole comfort level that has increased the user of angularly adjustable of seatpad, collapsible automobile body is convenient for transport and deposit simultaneously, and space is saved.
Description
Technical field
This utility model relates to collapsible rocking bar Chain conveyer three-wheel wheelchair.More particularly, this utility model relates to a kind of versatility improving road, increases the stability of three-wheel wheelchair and is convenient to the collapsible rocking bar Chain conveyer three-wheel wheelchair of transport.
Background technology
The wheel rim on user manual actuation two bull wheel mostly during manual wheelchair active drive in the market, must bend over during use to operate, larger burden is caused to the waist of user, the most steamboat of three-wheel wheelchair is in the market rearmounted, not meet obstacle car body easily to lean forward at ordinary times at road, easily cause danger.So be only suitable for using in city.
Utility model content
This utility model is for the problems referred to above, and providing a kind ofly increases the stability of three-wheel wheelchair and the collapsible rocking bar Chain conveyer three-wheel wheelchair of safety.
The one that an object of the present utility model is to provide can use in cities and towns, the collapsible rocking bar Chain conveyer three-wheel wheelchair that the rural area being also adapted at road injustice uses.
What another object of the present utility model was to provide a kind ofly has higher comfort level, is convenient to transport simultaneously and deposits, joint space-efficient collapsible rocking bar Chain conveyer three-wheel wheelchair.
For this reason, this utility model provides a kind of collapsible rocking bar Chain conveyer three-wheel wheelchair, comprising:
Wheelchair frame, its both sides are provided with trailing wheel;
Rear auxiliary device, it is positioned at the rear end of described wheelchair frame, and described rear auxiliary device comprises the fixed mount with the rear end pivot joint of wheelchair frame, and the rear auxiliary wheel be connected with described fixed mount two ends.
Preferably, wherein, also comprise:
Front supporting device, it is positioned at the front end of described wheelchair frame, described front supporting device comprises and to be connected with the front end of wheelchair frame and the extensible canopy extended to the front of wheelchair frame, and the front support of the end being arranged on described extensible canopy is taken turns, the diameter of described front support wheel is less than the diameter of described trailing wheel, can increase the safety of user like this, preventing car body from encountering barrier is the danger that may cause of leaning forward.
Preferably, wherein, the collapsing length of described extensible canopy is 0 ~ 26cm.
Preferably, wherein, described fixed mount is arc; Described rear auxiliary wheel is two, and it is separately positioned on the two ends of arc, and after two that described fixed mount two ends are connected, the lower extreme point of auxiliary wheel is in the same plane.
Preferably, wherein, described wheelchair frame comprises:
Chassis frame, its front end is connected with described extensible canopy, and the rear end of described chassis frame is connected with the middle part of fixed mount;
Two curb girders, it is symmetricly set on described chassis frame both sides, and described two curb girders are connected with described chassis frame by folding hinge, and described trailing wheel is arranged on described curb girder; When folding described wheelchair frame, described two curb girders are drawn close to described chassis frame, reduce the distance of wheelchair both sides.
Preferably, wherein, also comprise:
Hand pushed lever formula driving device, it is positioned at described wheelchair frame both sides, and described hand pushed lever formula driving device is separately positioned on described two curb girders, and described hand pushed lever formula driving device comprises flywheel, wheel disc and wheel disc handle; Described flywheel is arranged on described trailing wheel; Described wheel disc is arranged on described two curb girders, and described wheel disc carries out engaged transmission to drive described trailing wheel by chain and described flywheel; Described wheel disc handle is arranged on described wheel disc, to drive described wheel disc.
Preferably, wherein, also comprise:
Pedal, it is arranged on described chassis frame one end near extensible canopy, to place both feet.
Preferably, wherein, the length of described wheel disc handle is 40 ~ 50cm.
Preferably, wherein, also comprise:
Amortisseur, it is connected with described chassis frame by adjustable sliding sleeve.
Preferably, wherein, also comprise:
Seat, it is positioned at described chassis frame upper end, the front end of described seat is connected with chassis frame by the bracing frame be fixed in chassis frame, the rear end of described seat is connected with described chassis frame by described amortisseur, described amortisseur is enclosed within chassis frame by adjustable slide and moves, to adjust the angle of described seat.Described seat comprises seat cushion and backrest, and described seat cushion and described backrest are by folding gemel connection.
This utility model at least comprises following beneficial effect:
1, the rear auxiliary wheel of collapsible rocking bar Chain conveyer three-wheel wheelchair that provides of this utility model can folding and unfolding and front and back and adjust up and down according to road conditions, turn over after can preventing wheelchair.
2, the front support wheel of the collapsible rocking bar Chain conveyer tricycle wheel-chair body front portion that provides of this utility model can adjust by extensible canopy the distance that it is positioned at Vehicular body front, and the diameter of front support wheel is less than the diameter of trailing wheel, the safety of user can be increased like this, the danger that may cause of leaning forward or turn on one's side when preventing car body from encountering obstacle.
3, the collapsible rocking bar Chain conveyer three-wheel wheelchair that provides of this utility model is applied widely, namely can use in cities and towns, and the rural area being also adapted at road injustice uses.
4, the collapsible rocking bar Chain conveyer three-wheel wheelchair that this utility model provides adjusts the angle of seat by amortisseur, improve the comfort level of user.
5, the collapsible rocking bar Chain conveyer three-wheel wheelchair that this utility model provides is convenient to transport and is deposited, and saves space.
6, the hand pushed lever formula driving device of collapsible rocking bar Chain conveyer three-wheel wheelchair that provides of this utility model is simple to operation, saves firmly.
Accompanying drawing explanation
Fig. 1 is the structural representation of collapsible rocking bar Chain conveyer three-wheel wheelchair described in the utility model.
Fig. 2 is the structural representation of the wheelchair frame of collapsible rocking bar Chain conveyer three-wheel wheelchair described in the utility model.
Detailed description of the invention
Below in conjunction with accompanying drawing, this utility model is described in further detail, can implements according to this with reference to description word to make those skilled in the art.
This utility model provides a kind of collapsible rocking bar Chain conveyer three-wheel wheelchair,
Wheelchair frame, its both sides are provided with trailing wheel 1;
Rear auxiliary device, it is positioned at the rear end of described wheelchair frame, described rear auxiliary device comprises the fixed mount 2 with the rear end pivot joint of wheelchair frame, and the rear auxiliary wheel 3 to be connected with two ends under described fixed mount, the articulated manner of fixed mount and wheelchair frame can realize rear auxiliary wheel to carry out folding and unfolding and front and back according to road conditions and adjusts up and down, turns over after can preventing wheelchair.
Front supporting device, it is positioned at the front end of described wheelchair frame, described front supporting device comprises and to be connected with the front end of wheelchair frame and the extensible canopy 4 extended to the front of wheelchair frame, and is arranged on the front support wheel 5 of end of described extensible canopy, and the diameter of front support wheel 5 is less than the diameter of trailing wheel 1.Such as, the length of described extensible canopy 4 is 0 ~ 26cm.The length of adjustment extensible canopy, realizes the flexible of front support wheel.
Wherein in an embodiment, described fixed mount 2 is arc; Described rear auxiliary wheel 3 is two, and it is separately positioned on the two ends of arc, and after two that described fixed mount 2 two ends are connected, the lower extreme point of auxiliary wheel 3 is in the same plane.
Above-mentioned wheelchair frame comprises:
Chassis frame 6, its front end is connected with described extensible canopy 4, and the rear end of described chassis frame 6 is connected with the middle part of fixed mount 2;
Two curb girders 7, it is symmetricly set on described chassis frame 6 both sides, and described two curb girders 7 are connected with described chassis frame 6 by folding hinge, and described trailing wheel 1 is arranged on described curb girder 7; When folding described wheelchair frame, described two curb girders are drawn close to described chassis frame.
The driving device of described three-wheel wheelchair is as described below: hand pushed lever formula driving device, it is positioned at described wheelchair frame both sides, described hand pushed lever formula driving device is separately positioned on described two curb girders 7, and described hand pushed lever formula driving device comprises flywheel 8, wheel disc 9 and wheel disc handle 10; Described flywheel 8 is arranged on described trailing wheel 1; Described wheel disc 9 is arranged on described two curb girders 7, and described wheel disc 9 carries out engaged transmission to drive described trailing wheel 1 by chain and described flywheel 8; Described wheel disc handle 10 is arranged on described wheel disc 9, to drive described wheel disc 9.Such as, the length of described wheel disc handle 10 is 40 ~ 50cm, preferred 45cm.
Pedal 11, it is arranged on described chassis frame 6 near one end of extensible canopy 4, to place both feet.
Amortisseur 12, it is connected with described chassis frame 6 by adjustable sliding sleeve.
Seat 13, it is positioned at described chassis frame 6 upper end, the front end of described seat 13 is connected with chassis frame 6 by the bracing frame 14 be fixed in chassis frame, the rear end of described seat 13 is connected with described chassis frame 6 by described amortisseur 12, described amortisseur 12 is enclosed within chassis frame 6 by adjustable slide and moves, to adjust the angle of described seat 13.Described seat comprises seat cushion and backrest, and described seat cushion and described backrest are by folding gemel connection.
This utility model is when folding, and the bolt between dismounting bracing frame and seat, dismantles the bolt between amortisseur and seat bottom, seat is separated with wheelchair frame; After seat is separated with wheelchair frame, folding wheel chair frame, makes two curb girders draw close to chassis frame, also rear auxiliary device and front supporting device can be disassembled from chassis frame, realizes the folding of this utility model three-wheel wheelchair.
Although embodiment of the present utility model is open as above, it is not restricted to listed in description and embodiment utilization.It can be applied to various applicable field of the present utility model completely.For those skilled in the art, can easily realize other amendment.Therefore do not deviating under the general concept that claim and equivalency range limit, this utility model is not limited to specific details and illustrates here and the legend described.
Claims (10)
1. a collapsible rocking bar Chain conveyer three-wheel wheelchair, is characterized in that, comprising:
Wheelchair frame, its both sides are provided with trailing wheel;
Rear auxiliary device, it is positioned at the rear end of described wheelchair frame, and described rear auxiliary device comprises the fixed mount with the rear end pivot joint of wheelchair frame, and the rear auxiliary wheel be connected with described fixed mount two ends.
2. collapsible rocking bar Chain conveyer three-wheel wheelchair as claimed in claim 1, is characterized in that, also comprise:
Front supporting device, it is positioned at the front end of described wheelchair frame, described front supporting device comprises and to be connected with the front end of wheelchair frame and the extensible canopy extended to the front of wheelchair frame, and is arranged on the front support wheel of end of described extensible canopy, and the diameter of described front support wheel is less than the diameter of described trailing wheel.
3. collapsible rocking bar Chain conveyer three-wheel wheelchair as claimed in claim 2, it is characterized in that, the collapsing length of described extensible canopy is 0 ~ 26cm.
4. collapsible rocking bar Chain conveyer three-wheel wheelchair as claimed in claim 1, it is characterized in that, described fixed mount is arc; Described rear auxiliary wheel is two, and it is separately positioned on the two ends of arc, and after two that described fixed mount two ends are connected, the lower extreme point of auxiliary wheel is in the same plane.
5. collapsible rocking bar Chain conveyer three-wheel wheelchair as claimed in claim 2, it is characterized in that, described wheelchair frame comprises:
Chassis frame, its front end is connected with described extensible canopy, and the rear end of described chassis frame is connected with the middle part of fixed mount;
Two curb girders, it is symmetricly set on described chassis frame both sides, and described two curb girders are connected with described chassis frame by folding hinge, and described trailing wheel is arranged on described curb girder; When folding described wheelchair frame, described two curb girders are drawn close to described chassis frame.
6. collapsible rocking bar Chain conveyer three-wheel wheelchair as claimed in claim 5, is characterized in that, also comprise:
Hand pushed lever formula driving device, it is positioned at described wheelchair frame both sides, and described hand pushed lever formula driving device is separately positioned on described two curb girders, and described hand pushed lever formula driving device comprises flywheel, wheel disc and wheel disc handle; Described flywheel is arranged on described trailing wheel; Described wheel disc is arranged on described two curb girders, and described wheel disc carries out engaged transmission to drive described trailing wheel by chain and described flywheel; Described wheel disc handle is arranged on described wheel disc, to drive described wheel disc.
7. collapsible rocking bar Chain conveyer three-wheel wheelchair as claimed in claim 5, is characterized in that, also comprise:
Pedal, it is arranged on described chassis frame one end near extensible canopy, to place both feet.
8. collapsible rocking bar Chain conveyer three-wheel wheelchair as claimed in claim 6, it is characterized in that, the length of described wheel disc handle is 40 ~ 50cm.
9. collapsible rocking bar Chain conveyer three-wheel wheelchair as claimed in claim 5, is characterized in that, also comprise:
Amortisseur, it is connected with described chassis frame by adjustable sliding sleeve.
10. collapsible rocking bar Chain conveyer three-wheel wheelchair as claimed in claim 9, is characterized in that, also comprise:
Seat, it is positioned at described chassis frame upper end, the front end of described seat is connected with described chassis frame by the bracing frame be fixed in chassis frame, the rear end of described seat is connected with described chassis frame by amortisseur, described amortisseur is enclosed within chassis frame by adjustable slide and moves, to adjust the angle of described seat, described seat comprises seat cushion and backrest, and described seat cushion and described backrest are by folding gemel connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520469635.6U CN204766226U (en) | 2015-07-02 | 2015-07-02 | Collapsible rocker chain drive tricycle wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520469635.6U CN204766226U (en) | 2015-07-02 | 2015-07-02 | Collapsible rocker chain drive tricycle wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204766226U true CN204766226U (en) | 2015-11-18 |
Family
ID=54506369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520469635.6U Expired - Fee Related CN204766226U (en) | 2015-07-02 | 2015-07-02 | Collapsible rocker chain drive tricycle wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204766226U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105411767A (en) * | 2015-12-17 | 2016-03-23 | 上海理工大学 | Dual-rocker type hand-rocking wheelchair |
-
2015
- 2015-07-02 CN CN201520469635.6U patent/CN204766226U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105411767A (en) * | 2015-12-17 | 2016-03-23 | 上海理工大学 | Dual-rocker type hand-rocking wheelchair |
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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: 20151118 Termination date: 20190702 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |