CN203780671U - Bicycle with backrest - Google Patents
Bicycle with backrest Download PDFInfo
- Publication number
- CN203780671U CN203780671U CN201420014564.6U CN201420014564U CN203780671U CN 203780671 U CN203780671 U CN 203780671U CN 201420014564 U CN201420014564 U CN 201420014564U CN 203780671 U CN203780671 U CN 203780671U
- Authority
- CN
- China
- Prior art keywords
- backrest
- frame
- bicycle
- bracing frame
- vehicle frame
- 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
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- Chair Legs, Seat Parts, And Backrests (AREA)
Abstract
The utility model discloses a bicycle with a backrest. The bicycle comprises a frame and a seat mounted on the frame, wherein the backrest is arranged on the rear side of the seat; the backrest is connected with the frame through a supporting frame; the supporting frame is hinged to the frame; an inclined supporting rod is arranged between the supporting frame and the frame; a through hole is arranged on the supporting frame; one end of the supporting rod is fixed on the frame while the other end of the supporting rod passes through the through hole and is in sliding fit with the supporting frame; a part for positioning the supporting frame is arranged on the supporting rod. The backrest and the supporting frame of the bicycle can be adjusted according to different figures and heights, so that a comfortable riding experience can be supplied to a user.
Description
Technical field
The utility model relates to a kind of bicycle, more particularly, relates to a kind of bicycle with backrest.
Background technology
Traditional bicycle is only provided with vehicle seat and without backrest, swaying when bicyclist rides in the place of Uneven road and easily tired.For this problem, occurred the bicycle with backrest at present, but its backrest is fixed type, can not carry out tilt adjustment and highly regulate, comfortable experience by bike cannot be provided for the people of the different bodily forms and height.Therefore, how solving the above problems, is problem demanding prompt solution.
Utility model content
The purpose of this utility model aims to provide and a kind ofly can provide for the people of the different bodily forms and different heights the comfortable bicycle with backrest of experiencing by bike.
For realizing above-mentioned object, a kind of bicycle with backrest of the present utility model, comprise vehicle frame, be arranged on the vehicle seat on vehicle frame, the rear side of vehicle seat is provided with backrest, backrest is connected with vehicle frame by bracing frame, wherein said bracing frame is hinged to be arranged on vehicle frame, between bracing frame and vehicle frame, be provided with the strut bar being obliquely installed, bracing frame is provided with through hole, described strut bar one end is fixed on vehicle frame, its other end passes through hole and bracing frame bearing fit, is provided with the parts of positioning supporting frame on strut bar.
The above-mentioned bicycle with backrest, vehicle frame is provided with positioning seat, and positioning seat is hinged by bearing pin and vehicle frame, and strut bar is fixed on positioning seat.
The above-mentioned bicycle with backrest, described strut bar is thread rod, thread rod is provided with two nuts that coordinate with it, on thread rod and the bracing frame of thread rod bearing fit be arranged between two nuts; Two nuts coordinate with thread rod respectively, to the bracing frame being enclosed within on thread rod, draw close, and after contact bracing frame, by tightening, strut bar are positioned on thread rod; Above-mentioned strut bar does not limit to and thread rod, and above-mentioned parts are not limited to nut, equally also can on strut bar, be laid with through hole, locating piece is set in through hole to realize the object of positioning supporting frame.
The above-mentioned bicycle with backrest, described bracing frame comprises backrest installation portion and vehicle frame connecting portion, and vehicle frame connecting portion is provided with cross bar, and cross bar is provided with the through hole relative with strut bar, and described strut bar is through through hole and bracing frame bearing fit; Bracing frame slides on thread rod, has changed height and the inclination angle of whole bracing frame, for the people of different heights brings comfortable experience by bike.
Above-mentioned bicycle, backrest comprises front plate and rear plate, forward and backward clamping plate match and snap onto on bracing frame, between them, are bolted; Described bolt is arranged on rear plate, and described front plate is provided with the thread groove coordinating with bolt.Backrest can be on the backrest installation portion of bracing frame, adjusts as required the height adapting to, and by bolt fixedly front plate and rear plate fast.
Above-mentioned bicycle, is provided with the knock hole passing for screw rod at rear plate, be provided with the position-limited trough extending internally in knock hole, is provided with bulge loop and position-limited trough is suitable on screw rod.Such structure can make bolt rotate relative to rear plate, but can be not separated with it, and both one connect, and is convenient to install.
Above-mentioned bicycle, described front plate inner side is provided with lug, and described rear plate inner side is provided with bayonet socket, and described lug and bayonet socket are suitable with bracing frame respectively.While adjusting backrest height, can fast and accurately on the backrest installation portion of bracing frame, locate person's operation easy to use.
The utility model adopts above-mentioned structure, by bracing frame and the strut bar bearing fit being obliquely installed, on strut bar, be provided with the parts of positioning supporting frame, can be as required adjusting support frame inclination angle and height simultaneously, to adapt to the user of the different bodily forms and different heights, and backrest is buckled on bracing frame and is bolted, the height of free adjustment backrest according to the actual needs, for user brings the comfortable experience of riding.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the right elevation of Fig. 1;
Fig. 3 is the utility model backrest structure section-drawing.
In figure: 1 is backrest, 11 is front plate, 11a thread groove, and 11b is lug, 12 is rear plate, and 12a is bulge loop, and 12b is position-limited trough, and 12c is bayonet socket, 13 is bolt, and 13a is screw rod, and 13b is knock hole, and 2 is bracing frame, 2a is through hole, and 21 is backrest installation portion, and 22 is vehicle frame connecting portion, and 23 is cross bar, 3 is vehicle frame, and 31 is vehicle seat, and 32 is positioning seat, 32a is bearing pin, and 4 is strut bar, and 41 is parts.
The specific embodiment
As depicted in figs. 1 and 2, a kind of bicycle with backrest, comprise vehicle frame 3, be arranged on the vehicle seat 31 on vehicle frame 3, the rear side of vehicle seat 31 is provided with backrest 1, backrest 1 is connected with vehicle frame 3 by bracing frame 2, bracing frame 2 is hinged to be arranged on vehicle frame 3, between bracing frame 2 and vehicle frame 3, be provided with the strut bar 4 being obliquely installed, bracing frame 2 is provided with through hole 2a, described strut bar 4 one end are fixed on vehicle frame 3, its other end passes through hole 2a and bracing frame 2 bearing fits, are provided with the parts 41 of positioning supporting frame 2 on strut bar 4; Strut bar 4 is thread rod, and thread rod 4 is provided with two nuts 41 that coordinate with it, and on thread rod 4, the bracing frame 2 of bearing fit is arranged between two nuts 41; Vehicle frame 3 is provided with positioning seat 32, and positioning seat 32 is hinged by bearing pin 32a and vehicle frame 3, and strut bar 4 is fixed on positioning seat 32; Bracing frame 2 comprises backrest installation portion 21 and vehicle frame connecting portion 22, and vehicle frame connecting portion 22 is provided with cross bar 23, and cross bar 23 is provided with the through hole 2a relative with strut bar 4.
As shown in Figure 1 to Figure 3, backrest 1 comprises front plate 11 and rear plate 12, and forward and backward clamping plate 11,12 match to snap onto on bracing frame 2, between them and fix by bolt 13; Bolt 13 is arranged on rear plate 12, and described front plate 11 is provided with the thread groove 11a coordinating with bolt 13; At rear plate 12, be provided with the knock hole 13b passing for screw rod, in knock hole 13b, be provided with the position-limited trough 12b extending internally, on screw rod 13a, be provided with bulge loop 12a and position-limited trough 12b is suitable; Front plate 11 inner sides are provided with lug 11b, and described rear plate 12 inner sides are provided with bayonet socket 12c, and described lug 11b and bayonet socket 12c are suitable with bracing frame 2 respectively.
The utility model in the specific implementation, according to the demand of different height and the bodily form, rotates the position of 41 pairs of bracing frames 2 of two nuts and adjusts on strut bar 4; Behind bracing frame 2 location, as required, unscrew the bolt 13 of backrest 1, backrest 1 slides into the position of adaptation on backrest installation portion 21, then 13 fixing by tighting a bolt, and can complete adjustment.
Claims (8)
1. the bicycle with backrest, comprise vehicle frame (3), be arranged on the vehicle seat (31) on vehicle frame (3), the rear side of vehicle seat (31) is provided with backrest (1), backrest (1) is connected with vehicle frame (3) by bracing frame (2), it is characterized in that: described bracing frame (2) is hinged to be arranged on vehicle frame (3), between bracing frame (2) and vehicle frame (3), be provided with the strut bar (4) being obliquely installed, bracing frame (2) is provided with through hole (2a), described strut bar (4) one end is fixed on vehicle frame (3), its other end is through through hole (2a) and bracing frame (2) bearing fit, on strut bar (4), be provided with the parts (41) of positioning supporting frame (2).
2. the bicycle with backrest according to claim 1, it is characterized in that: described strut bar (4) is thread rod, thread rod (4) is provided with two nuts (41) that coordinate with it, and on thread rod (4), the bracing frame (2) of bearing fit is arranged between two nuts (41).
3. the bicycle with backrest according to claim 1, is characterized in that: vehicle frame (3) is provided with positioning seat (32), and positioning seat (32) is hinged by bearing pin (32a) and vehicle frame (3), and strut bar (4) is fixed on positioning seat (32).
4. the bicycle with backrest according to claim 1, it is characterized in that: described bracing frame (2) comprises backrest installation portion (21) and vehicle frame connecting portion (22), vehicle frame connecting portion (22) is provided with cross bar (23), and cross bar (23) is provided with the through hole (2a) relative with strut bar (4).
5. according to the arbitrary described bicycle of claim 1 to 4, it is characterized in that: backrest (1) comprises front plate (11) and rear plate (12), forward and backward clamping plate (11,12) match and snap onto that bracing frame (2) is upper, fixing by bolt (13) between them.
6. bicycle according to claim 5, is characterized in that: it is upper that described bolt (13) is arranged on rear plate (12), and described front plate (11) is provided with the thread groove (11a) coordinating with bolt (13).
7. bicycle according to claim 6, it is characterized in that: at rear plate (12), be provided with the knock hole (13b) passing for screw rod (13a), in knock hole (13b), be provided with the position-limited trough (12b) extending internally, on screw rod (13a), be provided with bulge loop (12a) suitable with position-limited trough (12b).
8. bicycle according to claim 5, it is characterized in that: described front plate (11) inner side is provided with lug (11b), described rear plate (12) inner side is provided with bayonet socket (12c), and described lug (11b) and bayonet socket (12c) are suitable with the backrest installation portion (21) of bracing frame (2) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420014564.6U CN203780671U (en) | 2014-01-10 | 2014-01-10 | Bicycle with backrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420014564.6U CN203780671U (en) | 2014-01-10 | 2014-01-10 | Bicycle with backrest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203780671U true CN203780671U (en) | 2014-08-20 |
Family
ID=51316883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420014564.6U Expired - Fee Related CN203780671U (en) | 2014-01-10 | 2014-01-10 | Bicycle with backrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203780671U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106143760A (en) * | 2016-07-29 | 2016-11-23 | 小刀科技股份有限公司 | The electric motor car that a kind of riding safety is comfortable |
| CN106218795A (en) * | 2016-07-29 | 2016-12-14 | 小刀科技股份有限公司 | A kind of electric motor car with Combined vehicle handle |
-
2014
- 2014-01-10 CN CN201420014564.6U patent/CN203780671U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106143760A (en) * | 2016-07-29 | 2016-11-23 | 小刀科技股份有限公司 | The electric motor car that a kind of riding safety is comfortable |
| CN106218795A (en) * | 2016-07-29 | 2016-12-14 | 小刀科技股份有限公司 | A kind of electric motor car with Combined vehicle handle |
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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: 20140820 Termination date: 20150110 |
|
| EXPY | Termination of patent right or utility model |