CN102248981A

CN102248981A - Foldable bicycle

Info

Publication number: CN102248981A
Application number: CN2010101768231A
Authority: CN
Inventors: 王欢
Original assignee: WUXI SHANGGE INDUSTRIAL DESIGN Co Ltd
Current assignee: WUXI SHANGGE INDUSTRIAL DESIGN Co Ltd
Priority date: 2010-05-20
Filing date: 2010-05-20
Publication date: 2011-11-23

Abstract

The invention discloses a foldable bicycle, which comprises a bicycle rear wheel rotating assembly, wherein a part of the bicycle rear wheel rotating assembly is matched with an inward recess of a front mudguard on a bicycle front fork connected with a transverse beam; a tangent plane of a rear wheel is formed on a groove of the transverse beam, so that the rear wheel of the bicycle is fixed; or a part of the rear wheel in the rear wheel rotating assembly of the bicycle can be accommodated in the groove of the bicycle transverse beam; and one end of the transverse beam which is positioned on a joint base is set as a battery cabin. In the foldable bicycle, the fundamental principle of human engineering is combined, and every assembly is set in complete reference to the industrial standard of bicycles, so that the foldable bicycle has the characteristics of compact structure, aesthetic feeling, convenience for folding and high practicability, is safe and reliable for riding, and has the functions of an electric bicycle.

Description

Folding bicycle

Technical field

The present invention relates to the bicycle field, relate in particular to a kind of foldable structure of folding bicycle.

Background technology

?

Chinese patent ZL discloses a kind of " draw off gear of front wheel and rear wheel of traveling case type folding bicycle ", first S. A. as first fulcrum on the bicycle front fork of this device is arranged on the outer rigid housing of casing, on the back vent as the axis coinciding of second S. A. of second fulcrum and bicycle chain wheel and folding pedal and be arranged on the outer rigid housing of casing, close at bicycle front-wheel in the casing by first S. A., close at trailing wheel in the casing by second S. A., front frame the first half, the handle-bar that is folded and the handle that connect with front frame the first half, the common occupation space of the latter half of the front frame that connects with front frame the first half is with the shape of casing content cavity, size matches; This invention has maximally utilised the space of casing, and compact conformation, the bicycle that is skillfully constructed, has this device are easy to carry; But, because the major part of this bicycle is installed in the casing, objectively increased the weight of casing, when bicycle was in folded state, the impression of hand was heavier, and is light inadequately; In addition, on the method for bicycle wheels being inserted in the casing, it has adopted the rotary type folding method, must all will fold the inlet body to front and back wheel, so folding step is more, common people are difficult to be grasped; Chinese patent ZL discloses a kind of Foldable travelling-cased bicycle, comprise casing, collapsible Foldable bicycle tap in the casing and handle, the telescopic bicycle support tube that connects with handle-bar and handle, the bicycle wheels formation of being placed on, bicycle middle shaft is arranged on the casing, described bicycle rear shaft is arranged at the rear lower of casing, the part of bicycle rear is placed on outside the casing, and another part of bicycle rear then is placed in the casing; This patent is by to each constituent elements of Foldable travelling-cased bicycle, after the position that is positioned at casing is provided with, simplified the folding step of bicycle, alleviated the weight of bicycle, and it is convenient more to make it to carry; The bicycle of comprehensive above-mentioned two kinds of structures can be learnt a kind of structure of folding bicycle, and its folding center is selected on the bicycle middle shaft; Like this, can consider that the structure of each parts of bicycle rationally is provided with: apparent, on casing, bicycle assembly parts is set and constitutes a kind of Foldable travelling-cased bicycle and still have its limitation, still have necessity of improvement.

Summary of the invention

First purpose of the present invention is to make full use of bicycle middle shaft, is axle center rotation bicycle rear assembly with described bicycle middle shaft, and a kind of folding bicycle that provides.

Second purpose of the present invention is that bicycle tripod is improved, and makes it to become the crossbeam of the ccontaining and stationary bicycle trailing wheel of part, and make it with crossbeam on the bicycle front frame parts that are provided with combine interlocking, and constitute a kind of folding bicycle.

The 3rd purpose of the present invention is on the basis of the present invention's second purpose, and described crossbeam and strut bar and seat combination are constituted a kind of folding bicycle with foldable structure.

For realizing first, second purpose of the present invention, first technical scheme that is adopted is achieved in that

A kind of folding bicycle is provided, comprises the bicycle rear rotary components, it is characterized in that: the part of trailing wheel is contained in the groove of bicycle beam in the described bicycle rear rotary components.

For realizing the present invention's second purpose, second technical scheme that is adopted is achieved in that

A kind of folding bicycle is provided, comprise the bicycle support tube and with support tube bonded assembly saddle, it is characterized in that: rotarys connection with crossbeam in described bicycle support tube and saddle combination back.

For realizing the present invention's the 3rd purpose, the 3rd technical scheme that is adopted is achieved in that

A kind of folding bicycle is provided, comprise the bicycle rear rotary components, it is characterized in that: in the described bicycle rear rotary components on the part of trailing wheel and the crossbeam indent of the front fender apron on the bonded assembly bicycle front fork cooperate, a tangent plane of trailing wheel drops in the crossbeam groove, thereby bicycle rear is fixed.

Described bicycle rear rotary components by with axis bonded assembly back fork of bicycle, back vent on the trailing wheel that is provided with and with back vent bonded assembly rear mudguard, back vent on the plinth bonded assembly joint that is provided with on the crossbeam form.

Described plinth is provided with the hole of ccontaining joint, the button that resets is set in the hole cooperates with the draw-in groove of joint front end, and the activity control cock of detaining with an end is fixed on the plinth that resets is connected.

Described crossbeam is provided with the support tube rotating shaft base, and the S. A. of support tube is fixed on the axle bed.

Described support tube bottom is provided with by the buckle of push button control and cooperates with deck on being arranged on crossbeam.

Described support tube is provided with the handle hole.

Described crossbeam is provided with the deep gouge of ccontaining support pipe thread, and deep gouge is communicated with the pin hole of crossbeam one side, fixes by the support pipe thread that latch will be contained in the deep gouge.

The end that described crossbeam is positioned at plinth is set to battery compartment.

The present invention is in conjunction with the groundwork of human engineering, and being provided with of each parts is abundant with reference to the bicycle trade standard, has of a tightly knit structurely, possesses aesthetic feeling, folding convenient, and practical characteristics, safe and reliable when riding, and have both the function of Electrical Bicycle.

Description of drawings

Fig. 1 is the structural representation of the present invention when being in deployed condition.

Fig. 2 is the outer structural representation when folded state of the present invention.

Fig. 3 is a beam structure scheme drawing of the present invention illustrated in figures 1 and 2.

The specific embodiment

?

Below in conjunction with accompanying drawing 1 to accompanying drawing 2 embodiments of the invention are described:

A kind of folding bicycle is provided, comprises the bicycle rear rotary components, the part of trailing wheel 32 is contained in the groove 14 of bicycle beam 1 in the described bicycle rear rotary components.

A kind of folding bicycle is provided, comprise bicycle support tube 2 and with support tube 2 bonded assembly saddles 22, rotarys connection with crossbeam 1 in described bicycle support tube 2 and saddle 22 combination backs.

A kind of folding bicycle is provided, comprise the bicycle rear rotary components, in the described bicycle rear rotary components on the part of trailing wheel 32 and the crossbeam 1 indent 51 of the front fender apron 5 on the bonded assembly bicycle front fork 6 cooperate, front fender apron 5 is constituted by an active connection by two version sheets, connect by axostylus axostyle 52 between two editions sheets, between the space of two editions sheets and wheel one support spring is set, two editions sheets are opened, a tangent plane of trailing wheel 32 drops on the groove 14 of crossbeam 1, thereby bicycle rear 32 is fixing;

Described bicycle rear rotary components by with axis 4 bonded assembly back fork of bicycle 3, back vent 3 on the trailing wheel 32 that is provided with and with back vent 32 bonded assembly rear mudguards 31, back vent 3 on the plinth 12 bonded assembly joints 33 that are provided with on the crossbeam 1 form.

Described plinth 12 is provided with the hole 121 of ccontaining joint 33, the button 123 that resets is set in the hole 121 cooperates with the draw-in groove 331 of joint 33 front ends, resets to detain 123 and be connected with activity control cock 122 that an end is fixed on the plinth 12; Mention control cock 122, the button 123 that then resets is deviate from from draw-in groove 331, and car body is folded.

Described crossbeam 1 is provided with support tube rotating shaft base 11, and the S. A. 23 of support tube 2 is fixed on the axle bed 11, and like this, support tube 2 can move around S. A. 23, and folding and unfolding support tube 2.

Described support tube 2 bottoms are provided with by the buckle 25 of button 24 control and cooperate with deck 26 on being arranged on crossbeam 1, by the action of button 24, make support tube 2 be in upright stationary state.

Described support tube 2 is provided with handle hole 27.

Described crossbeam 1 is provided with the deep gouge 13 of ccontaining support pipe thread 21, and deep gouge 13 is communicated with the pin hole 12 of crossbeam 1 one sides, and is fixing by the support pipe thread 21 that latch will be contained in the deep gouge 13.

The end that described crossbeam 1 is positioned at plinth 12 is set to battery compartment 15; As shown in Figure 3, in battery compartment 15, behind the storing high-efficiency energy-storage battery, make the present invention possess the function of electric bike.

Above shown detailed embodiment of the present invention, apparent, those skilled in the art can carry out the part modifications and changes under prerequisite of the present invention; The content of mentioning in description above and the accompanying drawing is the illustration of property as an illustration only, is not to be limitation of the present invention; Folding Bicycle with technical characterictic described herein all falls into this patent protection domain.

Claims

1. a folding bicycle comprises the bicycle rear rotary components, it is characterized in that: the part of trailing wheel is contained in the groove of bicycle beam in the described bicycle rear rotary components.

2. folding bicycle, comprise the bicycle rear rotary components, it is characterized in that: in the described bicycle rear rotary components on the part of trailing wheel and the crossbeam indent of the front fender apron on the bonded assembly bicycle front fork cooperate, a tangent plane of trailing wheel drops on the crossbeam groove, thereby bicycle rear is fixed.

3. the folding bicycle as stating in the claim 1 is characterized in that: described bicycle rear rotary components comprise be provided with on the back vent with crossbeam on plinth bonded assembly joint.

4. the folding bicycle as stating in the claim 2 is characterized in that: described bicycle rear rotary components comprise be provided with on the back vent with crossbeam on plinth bonded assembly joint.

5. as claim 3 or 4 described folding bicycles, it is characterized in that: described plinth is provided with the hole of ccontaining joint, the button that resets is set in the hole cooperates with the draw-in groove of joint front end, and the activity control cock of detaining with an end is fixed on the plinth that resets is connected.

6. folding bicycle as claimed in claim 1 is characterized in that: described crossbeam is provided with the support tube rotating shaft base, and the S. A. of support tube is fixed on the axle bed.

7. folding bicycle as claimed in claim 2 is characterized in that: described crossbeam is provided with the support tube rotating shaft base, and the S. A. of support tube is fixed on the axle bed.

8. the folding bicycle described in claim 6 or 7, it is characterized in that: described support tube is provided with the handle hole.

9. the folding bicycle described in claim 1 or 2, it is characterized in that: described crossbeam is provided with the deep gouge of ccontaining support pipe thread, and deep gouge is communicated with the pin hole of crossbeam one side, fixes by the support pipe thread that latch will be contained in the deep gouge.

?

10. the folding bicycle described in claim 1 or 2, it is characterized in that: the end that described crossbeam is positioned at plinth is set to battery compartment.