CN202089189U - Folding bicycle - Google Patents
Folding bicycle Download PDFInfo
- Publication number
- CN202089189U CN202089189U CN2011201880227U CN201120188022U CN202089189U CN 202089189 U CN202089189 U CN 202089189U CN 2011201880227 U CN2011201880227 U CN 2011201880227U CN 201120188022 U CN201120188022 U CN 201120188022U CN 202089189 U CN202089189 U CN 202089189U
- Authority
- CN
- China
- Prior art keywords
- standpipe
- vehicle seat
- folding
- folder
- handlebar
- 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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Abstract
The utility model discloses a folding bicycle. The folding bicycle comprises a bicycle frame, a saddle, a bicycle handlebar, a front wheel, a rear wheel, pedals, a secondary chain transmission structure and a brake structure, wherein the bicycle frame comprises a front bracket, a bracket main body and a rear bracket; the bracket main body comprises a front stand pipe, a saddle stand pipe and a cross beam; the saddle is connected with the saddle stand pipe through a supporting rod; the upper end of the front stand pipe is connected with the bicycle handlebar through a bicycle handlebar supporting rod; a first folder is arranged at the lower end of the bicycle handlebar supporting rod; the lower end of the front stand pipe is connected with the front bracket through a second folder; the cross beam comprises a front cross beam and a rear cross beam which are connected with each other through a movable joint structure; a movable supporting rod is movably connected between the front cross beam and the saddle stand pipe; the other end of the rear cross beam is movably connected with the rear bracket; and a damper is movably connected between the rear bracket and the saddle stand pipe. The utility model has the advantages that the size is smaller; the folding bicycle can be carried conveniently while packed; the occupied space is small when the folding bicycle is stored; the appearance is aesthetic; both the folding and the unfolding are very flexible; and the folding bicycle can be towed after folded.
Description
Technical field
The utility model relates to a kind of vehicle, is specifically related to a kind of folding bicycle.
Background technology
The use of bicycle is very general, but general bicycle, its volume is all bigger comparatively speaking, needs to be with bicycle to advance elevator, wait by bus sometimes, and the space of elevator, bus etc. is all very limited, bulky bicycle cannot see in, for this kind situation, the someone designs a kind of Foldable bicycle, and it is collapsible, the volume of itself is reduced, conveniently collect and carry.
Yet, existing folding bicycle, usually on bicycle handle bar's vertical tube and vehicle frame main beam, one folder respectively is installed near midway location, after the vehicle frame doubling, front and back wheel is parallel draws close, and handlebar is rolled over downwards, but so simple doubling, trailing wheel, front-wheel and vehicle seat etc. can not lean on very closely, and the volume after folding is still bigger and not attractive in appearance, to storing, pack and carry still quite inconvenience.
The utility model content
The purpose of this utility model is to overcome deficiency of the prior art, and the folding bicycle that a kind of volume after folding is littler, packing is easy to carry is provided.
The technical solution of the utility model is: a kind of folding bicycle, comprise vehicle frame, vehicle seat, handlebar, front-wheel, trailing wheel, foot-operated, chain gear structure and brake structure, vehicle frame comprises front frame, rack body and after poppet, before, before after poppet connects respectively, trailing wheel, main body of vehicle frame comprises preceding standpipe, vehicle seat standpipe and crossbeam, vehicle seat links to each other with the vehicle seat standpipe by strut bar, strut bar can move up and down along the inner tubal wall of vehicle seat standpipe, the upper end of preceding standpipe links to each other with handlebar by the handlebar strut bar, be provided with first folder in the lower end of handlebar strut bar, the chain gear structure adopts the secondary drive mechanism, it is characterized in that: the lower end of standpipe links to each other by second folder with described front frame before described, described crossbeam comprises front cross rail and after cross member, front cross rail is connected by an articulation structure alive with after cross member, between front cross rail and vehicle seat standpipe, be connected with a movable support rod, the other end of after cross member and described back vehicle frame flexibly connect, and are connected with a Shock absorber between back vehicle frame and the vehicle seat standpipe.
Described articulation structure alive comprises a framework, be provided with one in framework is laterally hinged with axle and vertical jointed shaft, and described front cross rail links to each other with vertical jointed shaft, and after cross member spool links to each other with being laterally hinged with.
Be provided with the movable support rod permanent seat on described front cross rail, an end and the movable support rod permanent seat of movable support rod are hinged, and the other end is connected by buckle structure with the middle part of vehicle seat standpipe.
Be provided with Shock absorber ear seat on the vehicle frame of described back, an end of described Shock absorber and the middle part of vehicle seat standpipe are hinged, and the other end is connected with Shock absorber ear seat by a support button, is provided with a spring between the lower end of support button and vehicle seat standpipe.
Be provided with the pilot bar of a qualification direction in the junction of described front cross rail and after cross member.
Described handlebar is provided with the 3rd folder.
Described foot-operated hold-down arm is provided with the 4th folder that can make 180 ° of hold-down arm upsets.
Described after poppet top also is provided with roller.
The beneficial effects of the utility model are: by multiple folding, make volume littler, pack easy to carryly, parking space is little, good looking appearance.Folding, launch all very flexibly, simple to operation, also can drag after folding, convenient walking is carried.
Pilot bar energy fixed-direction is set, makes crossbeam when folding, rotate or swing and all keep certain orientation, automatic in-position.
The roller that is provided with on the vehicle frame of back can be walked carrying when very being fit to walking in tow after the utility model is folding.
Can make after 180 ° of upsets of foot-operated hold-down arm are folding and ride inwardly, reduce volume, and can make the support after folding be difficult for scattering.
Description of drawings
Fig. 1 is the structural representation that the utility model launches;
Fig. 2 is the folding constitution diagram one of the utility model;
Fig. 3 is the folding constitution diagram two of the utility model;
Fig. 4 is a complete folded state diagram of the present utility model;
Fig. 5 is the partial enlarged drawing of A among Fig. 1;
Fig. 6 is the partial enlarged drawing of B among Fig. 2;
Fig. 7 is the structural representation of the utility model first folder;
Fig. 8 is the structural representation of the foot-operated and hold-down arm of the utility model.
The specific embodiment
Below in conjunction with accompanying drawing the utility model is described further.
Shown in Fig. 1-7, a kind of folding bicycle comprises vehicle frame, vehicle seat 1, handlebar 2, front-wheel 3, trailing wheel 4, foot-operated 5, chain gear structure and brake structure.Vehicle frame comprises front frame 6, rack body and after poppet 8, and forward and backward support 6,8 connects front and rear wheel 3,4 respectively, and main body of vehicle frame comprises preceding standpipe 71, vehicle seat standpipe 72 and crossbeam 73.Vehicle seat 1 links to each other with vehicle seat standpipe 72 by strut bar 11, and strut bar 11 can move up and down along the inner tubal wall of vehicle seat standpipe 72, the height of scalable vehicle seat like this, and when not using, strut bar can be placed in the vehicle seat standpipe fully, reduce volume.
The upper end of preceding standpipe 71 links to each other with handlebar 2 by handlebar strut bar 21, is provided with first folder 22 in the lower end of handlebar strut bar 21, and the lower end of preceding standpipe 71 is connected by second folder 61 with front frame 6.
Crossbeam 73 comprises front cross rail 731 and after cross member 732, one end of front cross rail 731 links to each other with preceding standpipe 71, one end of the other end and after cross member 732 is connected by an articulation structure alive, the articulation structure of living comprises a framework 733, be provided with one in framework is laterally hinged with axle 734 and vertical jointed shaft, front cross rail 731 links to each other with vertical jointed shaft, after cross member 732 be laterally hinged with axle and 734 link to each other, by the work articulation structure, can rotate up and down mutually between front cross rail 731 and the after cross member 732 and can swing.The pilot bar 74 that the place of connecing is provided with a qualification direction that is connected at front cross rail and after cross member, pilot bar 74 comprises cross bar 741 and circular arc bar 742, one end and the after cross member end of cross bar are hinged, the other end links to each other with an end of circular arc bar 742, the other end of circular arc bar 742 is by an axle sleeve and the same axle mounting of axletree that is installed on the after cross member, be provided with the movable set collar 735 of circular arc bar 742 on the front cross rail end, annulus bar 742 can move up and down in movable set collar 735.The direction of pilot bar 74 may command folding crossbeams or expansion process folds it or launches all can freely put in place.
The other end of after cross member 732 flexibly connects with back vehicle frame 8, and vehicle seat standpipe 72 is arranged on the after cross member 732.Between front cross rail 731 and vehicle seat standpipe 72, be provided with a movable support rod 9, on front cross rail 731, be provided with movable support rod 9 permanent seats 91, one end and the movable support rod permanent seat 91 of movable support rod 9 are hinged, and the other end is connected by buckle structure with the middle part of vehicle seat standpipe 72.So-called buckle structure is on vehicle seat standpipe 72 and is provided with fastener, the end of movable support rod 9 is provided with fastener, and fastener and fastener are complementary, and fastener is firmly pressed on fastener got final product self-locking, removing self-locking only needs the portable plate on the fastener is pressed, and fastener just can break away from fastener.
Between back vehicle frame 8 and vehicle seat standpipe 72, be provided with a Shock absorber 10 that is used on the bicycle, on the vehicle frame 8 of back, be provided with Shock absorber ear seat 81, be provided with Shock absorber permanent seat 101 at the middle part of vehicle seat standpipe 72, one end and the Shock absorber permanent seat 101 of automatic shock-proof device 10 are hinged, the other end is connected with Shock absorber ear seat 81 by a support button 102, is provided with a spring 103 between the lower end of support button 102 and vehicle seat standpipe 72.Shock absorber ear seat 81 is provided with the circular arc bayonet socket, and the bottom of circular arc bayonet socket is 2/3 circular-arc, by spring 103 end of Shock absorber 10 is locked in circular arc bayonet socket bottom, and Shock absorber 10 and ear seat 81 can not separate because of gravity when mentioning car.
The chain gear structure adopts the secondary drive mechanism, comprise with by foot-operated 5 rotary fluted discs 301 that drive, be installed in after cross member and vehicle frame 8 junctions, back and with rotary fluted disc 301 by the driven steamboat 303 of chain bonded assembly, be provided with automatically regulating sprocket wheel 304 between rotary fluted disc 301 and the driven steamboat, driven steamboat 303 is coaxially installed with a driven wheel 305, and driven wheel 305 links to each other with trailing wheel fluted disc 306 by chain 302.
On handlebar 2, also be provided with the 3rd folder 23, can make handlebar in the middle part doubling by the 3rd folder 23, to reduce volume.
Foot-operated 5 hold-down arm 51 is provided with the 4th folder 52, can make 180 ° of hold-down arm upsets by the 4th folder 52.
Be provided with roller 82 on after poppet 8 tops, folding rear roller 82 lands, and carries during convenient the walking.
The folding operation method of the utility model folding bicycle:
1, catches Shock absorber gently to draw backward with hand, make Shock absorber break away from bayonet socket on the Shock absorber ear seat, unclamp the trailing wheel freedom is rotated forward, until as shown in Figure 2.
2, open buckle structure between movable support rod and the vehicle seat standpipe, movable support rod is threaded on the crossbeam, and trailing wheel is changeed before once more, make the left side of front cross rail deflection trailing wheel, the foot-operated hold-down arm with the right band chain fluted disc turn to the damping spring place again, as shown in Figure 3; Crossbeam after folding can not scatter, and the volume after reducing to fold.
3, second folder is opened, will be changeed folded mutually with trailing wheel behind the front-wheel again, the roller on after poppet top, folding back lands, and so just can walk in tow easily.
If 4 stop or when not using, first folder and the 3rd folder can be opened, and handlebar is folding, as shown in Figure 4, make volume littler like this.
Should be noted that at last; above content is only in order to the explanation the technical solution of the utility model; but not to the restriction of the utility model protection domain; the simple modification that those of ordinary skill in the art carries out the technical solution of the utility model or be equal to replacement does not all break away from the essence and the scope of technical solutions of the utility model.
Claims (8)
1. folding bicycle, comprise vehicle frame, vehicle seat, handlebar, front-wheel, trailing wheel, foot-operated, chain gear structure and brake structure, vehicle frame comprises front frame, rack body and after poppet, before, before after poppet connects respectively, trailing wheel, main body of vehicle frame comprises preceding standpipe, vehicle seat standpipe and crossbeam, vehicle seat links to each other with the vehicle seat standpipe by strut bar, strut bar can move up and down along the inner tubal wall of vehicle seat standpipe, the upper end of preceding standpipe links to each other with handlebar by the handlebar strut bar, be provided with first folder in the lower end of handlebar strut bar, the chain gear structure adopts the secondary drive mechanism, it is characterized in that: the lower end of standpipe links to each other by second folder with described front frame before described, described crossbeam comprises front cross rail and after cross member, front cross rail is connected by an articulation structure alive with after cross member, be connected with a movable support rod between front cross rail and vehicle seat standpipe, the other end of after cross member and described back vehicle frame flexibly connect, and are connected with a Shock absorber between back vehicle frame and the vehicle seat standpipe.
2. folding bicycle according to claim 1 is characterized in that: described articulation structure alive comprises a framework, be provided with one in framework is laterally hinged with axle and vertical jointed shaft, and described front cross rail links to each other with vertical jointed shaft, and after cross member spool links to each other with being laterally hinged with.
3. folding bicycle according to claim 1, it is characterized in that: on described front cross rail, be provided with the movable support rod permanent seat, one end and the movable support rod permanent seat of movable support rod are hinged, and the other end is connected by buckle structure with the middle part of vehicle seat standpipe.
4. folding bicycle according to claim 1, it is characterized in that: on the vehicle frame of described back, be provided with Shock absorber ear seat, one end of described Shock absorber and the middle part of vehicle seat standpipe are hinged, the other end is connected with Shock absorber ear seat by a support button, is provided with a spring between the lower end of support button and vehicle seat standpipe.
5. according to described any folding bicycle of claim 1-4, it is characterized in that: the pilot bar that is provided with a qualification direction in the junction of described front cross rail and after cross member.
6. according to right 5 described folding bicycles, it is characterized in that: described handlebar is provided with the 3rd folder.
7. according to right 5 described folding bicycles, it is characterized in that: described foot-operated hold-down arm is provided with the 4th folder that can make 180 ° of hold-down arm upsets.
8. folding bicycle according to claim 5 is characterized in that: described after poppet top also is provided with roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201880227U CN202089189U (en) | 2011-06-03 | 2011-06-03 | Folding bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201880227U CN202089189U (en) | 2011-06-03 | 2011-06-03 | Folding bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202089189U true CN202089189U (en) | 2011-12-28 |
Family
ID=45364276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201880227U Expired - Fee Related CN202089189U (en) | 2011-06-03 | 2011-06-03 | Folding bicycle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202089189U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102774459A (en) * | 2012-07-27 | 2012-11-14 | 太仓市车中宝休闲用品有限公司 | Saddle pull handle type fast and convenient folding electric bicycle |
| CN103569286A (en) * | 2012-07-27 | 2014-02-12 | 戴卡特隆有限公司 | Locking mechanism for folding bicycle handlebar |
| CN104029777A (en) * | 2014-01-16 | 2014-09-10 | 浙江贝欧复合材料制造有限公司 | Universal self-locking anti-vibration device of transformable bicycle |
| CN104787192A (en) * | 2014-01-16 | 2015-07-22 | 天津若望科技有限公司 | Three-fold boosting bicycle |
| CN111114682A (en) * | 2020-01-09 | 2020-05-08 | 太仓市车中宝休闲用品有限公司 | Portable folding bicycle |
-
2011
- 2011-06-03 CN CN2011201880227U patent/CN202089189U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102774459A (en) * | 2012-07-27 | 2012-11-14 | 太仓市车中宝休闲用品有限公司 | Saddle pull handle type fast and convenient folding electric bicycle |
| CN103569286A (en) * | 2012-07-27 | 2014-02-12 | 戴卡特隆有限公司 | Locking mechanism for folding bicycle handlebar |
| CN104029777A (en) * | 2014-01-16 | 2014-09-10 | 浙江贝欧复合材料制造有限公司 | Universal self-locking anti-vibration device of transformable bicycle |
| CN104787192A (en) * | 2014-01-16 | 2015-07-22 | 天津若望科技有限公司 | Three-fold boosting bicycle |
| CN104029777B (en) * | 2014-01-16 | 2016-05-18 | 浙江贝欧复合材料制造有限公司 | A kind of Universal self-locking shock absorbing apparatus of shape variable bicycle |
| CN111114682A (en) * | 2020-01-09 | 2020-05-08 | 太仓市车中宝休闲用品有限公司 | Portable folding bicycle |
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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: 20111228 Termination date: 20150603 |
|
| EXPY | Termination of patent right or utility model |