CN203601486U

CN203601486U - Handlebar structure of folding bicycle

Info

Publication number: CN203601486U
Application number: CN201320471200.6U
Authority: CN
Inventors: 吕文慈
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-08-02
Filing date: 2013-08-02
Publication date: 2014-05-21
Anticipated expiration: 2023-08-02

Abstract

A handlebar structure of a folding bicycle comprises a folding bicycle frame. The front end of a front frame of the folding bicycle frame is equipped with a front wheel fork, and the upper end of the front wheel fork is equipped with a quick detach assembly. One end of the quick detach assembly is bound and connected to the upper end of the front wheel fork at a rightward and backward offset angle, and the other end of the quick detach assembly is just positioned to the right side of the front frame via a bound and connecting port used for binding and connecting a handlebar vertical pipe. The upper end and the lower end of the bound and connecting port are provided with corresponding guide grooves. The upper rim of the bound and connecting port is provided with a positioning groove. An outer pipe body of the handlebar vertical pipe is equipped with a guide rail extending from top to bottom. The guide rail corresponds to the guide grooves disposed at the upper end and the lower end of the bound and connecting port. The guide rail can be positioned in the guide rails to slide upward and downward. The handlebar vertical pipe is folded and unfolded in a downward contracting and descending manner so as to contract and descend to the right side of the bicycle frame, and the width and the size of the bicycle frame that has been folded can be further reduced if the handlebar is rotated to be parallel to the front of the front frame. Therefore, the storage space is minimized for a user to carry a bicycle conveniently, and the running safety is improved.

Description

Folding bicycle handles structure

Technical field

The utility model relates to a kind of Folding Bicycle, particularly give improvement design for the stem of Folding Bicycle, provide a kind of to fold stem to decline contracting mode, make the handle of stem upper end can collapse in the vehicle frame top after folding, and vehicle frame after rotatable and folding is parallel, can further dwindle frame width and volume after folding, and contribute to reduce storage and transportation space, and contribute to the more convenient folding bicycle handles structure carrying.

Background technology

Along with growth in the living standard, bicycle is also transformed into recreation tool by the vehicle, and therefore a kind of portable Folding Bicycle is by being designed.

But look into, tradition Folding Bicycle, is mainly that vehicle body is divided into front vehicle frame and rear vehicle frame, and front vehicle frame and rear vehicle frame recycle a folding joint and be articulated, front vehicle frame and rear vehicle frame can be launched into a complete vehicle frame according to folding joint, and can amount to together according to folding joint Rotate 180 degree; Meanwhile, between the front-wheel crotch that front vehicle frame front end is set and stem, be also designed with a folding joint, stem can be launched into a complete handle according to folding joint, and stem also can be equivalent in front vehicle frame one side according to folding joint.

Above-mentioned traditional Folding Bicycle, although its stem can coordinate front vehicle frame and rear vehicle frame to fold, to dwindle bicycle volume, can be easy to carry; But, because stem is equivalent in front vehicle frame one side according to folding joint, therefore, by increasing on foot folding frame width and volume, be unfavorable for carrying; Meanwhile, folding joint is easy to because of misoperation, or uses the wearing and tearing because of assembly after a period of time, so that in process, occurs looseningly driving, and causes the danger disappearance driving to occur.

Utility model content

For improving the existing disappearance of above-mentioned traditional Folding Bicycle, the utility model provides a kind of folding bicycle handles structure, it folds stem in the mode of falling that contracts downwards, stem can be contracted and fall in vehicle frame right side, and handle rotation is parallel to front vehicle frame top, can further dwindle the wide and volume of vehicle frame after folding, and contribute to reduce storage and transportation space, and contribute to more convenient carrying; Improve the safety that drives of folding bicycle handles.

The utility model solves the technical scheme that its technical matters adopts:

A kind of folding bicycle handles structure, comprise a Foldable frame, the front vehicle frame front end of Foldable frame is provided with a front-wheel crotch, front-wheel crotch upper end is provided with a quick detach connecting piece, quick detach connecting piece is provided with one and withholds control lever, quick detach connecting piece one end bundle is connected to front-wheel crotch upper end, and the quick detach connecting piece other end is provided with a bundle interface connecing for stem bundle, and stem upper end group is connected to leader; Wherein:

One end of quick detach connecting piece be with to the right backward deviation angle bundle be connected to front-wheel crotch upper end, the bundle interface that makes the quick detach connecting piece other end connect stem in order to bundle is just positioned at front vehicle frame right side, this bundle interface upper and lower side is respectively provided with a corresponding guide groove, bundle interface upper limb is also provided with a detent, and detent and guide groove are an angle of 90 degrees dislocation;

The outer pipe shaft of stem is provided with a guide rail extending from top to bottom, and guide rail is just corresponding to the set guide groove of bundle interface upper and lower side of quick detach connecting piece, and guide rail can, according to being positioned at the upper and lower slippage of guide groove, be provided with a breach between guide rail and stem lower nozzle end;

By above-mentioned structure, after stem stretches upwards, it can tightly restraint stem by the bundle interface of quick detach connecting piece, and falls within detent by guide rail bottom card, make stem be unlikely to rotate arbitrarily and contract and fall arbitrarily downwards, can help improve the safety driving; Meanwhile, just can contract and fall in front vehicle frame right side by stem, and handle rotation is parallel to front vehicle frame top, and contribute to reduce the wide and volume of vehicle frame after folding, and then contribute to reduce bicycle storage and transportation space, and contribute to more convenient carrying.

The beneficial effects of the utility model are, it folds stem in the mode of falling that contracts downwards, stem can be contracted and fall in vehicle frame right side, and handle rotation is parallel to front vehicle frame top, can further dwindle the wide and volume of vehicle frame after folding, and contribute to reduce storage and transportation space, and contribute to more convenient carrying; Improve the safety that drives of folding bicycle handles.

Accompanying drawing explanation

Below in conjunction with drawings and Examples, the utility model is further illustrated.

Fig. 1 is three-dimensional exploded view of the present utility model.

Figure 1A is the enlarged diagram at the position of A shown in Fig. 1.

Figure 1B is the enlarged diagram at the position of B shown in Fig. 1.

Fig. 2 is three-dimensional combination figure of the present utility model.

Fig. 2 A is the enlarged diagram at position shown in Fig. 2.

Fig. 3 is three-dimensional combination figure of the present utility model, and action schematic diagram ().

Fig. 3 A is the enlarged diagram at position shown in Fig. 3.

Fig. 4 is three-dimensional combination figure of the present utility model, and action schematic diagram (two).

Fig. 4 A is the enlarged diagram at position shown in Fig. 4.

Number in the figure explanation:

10 Foldable frames

10A front vehicle frame

11 front-wheel crotch

20 quick detach connecting pieces

21 withhold control lever

22 bundle interfaces

23 guide grooves

24 detents

30 stems

31 guide rails

311 breach

32 bottoms

33 springs

34 stopper posts

40 handles

The specific embodiment

Relevant the utility model is used technological means and the structure thereof of achieving the goal, and hereby sincerely coordinates the embodiment shown in Fig. 1 to Fig. 4 again, is described in detail as follows:

As shown in Figure 1 and Figure 2, folding bicycle handles structure in embodiment, include a Foldable frame 10, the front vehicle frame 10A front end of Foldable frame 10 is provided with a front-wheel crotch 11, front-wheel crotch 11 upper ends are provided with a quick detach connecting piece 20, and quick detach connecting piece 20 is provided with one and withholds control lever 21, and quick detach connecting piece 20 one end bundles are connected to front-wheel crotch 11 upper ends, quick detach connecting piece 20 other ends are provided with one can provide stem 30 to restraint the bundle interface 22 connecing, and stem 30 upper end groups are connected to leader 40.

The disclosed structure of above-described embodiment and traditional Folding Bicycle are for similar, are therefore not described further for this reason, and technological means and structural attitude place thereof that heir sincerely uses for reaching object for the utility model, be described in detail as follows:

Quick detach connecting piece 20 (referring to shown in Fig. 1, Fig. 2), its one end be with to the right backward deviation angle bundle be connected to front-wheel crotch 11 upper ends, the bundle interface 22 that makes quick detach connecting piece 20 other ends connect stem 30 in order to bundle is just positioned at front vehicle frame 10A right side, bundle interface 22 upper and lower sides that stem 30 other ends connect stem 30 in order to bundle are respectively provided with a corresponding guide groove 23, bundle interface 22 upper limbs are also provided with a detent 24, as shown in Figure 2 A, detent 24 is an angle of 90 degrees dislocation with guide groove 23.

Stem 30 (referring to shown in Fig. 1, Fig. 2), its outer pipe shaft is provided with a guide rail 31 extending from top to bottom, guide rail 31 is just corresponding to the set guide groove 23 of bundle interface 22 upper and lower sides of quick detach connecting piece 20, guide rail 31 can be according to being positioned at the upper and lower slippage of guide groove 23, as shown in Figure 1B, between guide rail 31 and stem 30 lower nozzle ends, be provided with a breach 311.

Above-mentioned stem 30, preferred embodiment, as shown in Figure 1, to be provided with a bottom 32 in its lower nozzle end, bottom 32 external diameters are greater than the bundle interface 22 of quick detach connecting piece 20, available to prevent that stem 30 from upwards detaching quick detach connecting piece 20, between bottom 32 and stem 30 lower nozzle ends, are provided with a spring 33, spring 33 be not subject to, under External Force Acting, bottom 32 tops are pressed against to stem 30 lower nozzle ends, as shown in Figure 1A.

Above-mentioned stem 30, preferred embodiment, as shown in Figure 3, to hold with it and convex with a stopper posts 34 in its outer tube, stopper posts 34 is an angle of 90 degrees with guide rail 31 and shifts to install, stopper posts 34 the proper set detent 24 of bundle interface 22 upper limb corresponding to quick detach connecting piece 20, as shown in Figure 3A, in the time that location is down in the downward contracting of stem 30, this stopper posts 34 just can fall into detent 24 (as shown in Figure 4), to prevent that stem 30 from rotating arbitrarily.

By above-mentioned structure, as shown in Figure 2, stem 30 is upwards pulled up to after top dead center, rotating handles standpipe 30 again, guide rail 31 bottom cards are fallen within detent 24, it rotates arbitrarily except preventing stem 30, and outside preventing that any downward contracting of stem 30 from falling, and order only stem 30 obtain a bearing force after stretching upwards, coordinate again quick detach connecting piece 20 withheld to control lever 21 fastenings, make to restraint the tight bundle stem 30 of interface 22, make stem 30 after stretching upwards, be able to by firm fixing, and then the safe use that drives is provided.

As shown in Figure 3, in the time that stem 30 falls in wish contracting, what first pull open quick detach connecting piece 20 withholds control lever 21, unclasp the tighten effect of bundle interface 22 to stem 30, then slightly stem 30 is upwards carried, make guide rail 31 bottoms depart from detent 24, as shown in Figure 4 A, then rotating handles standpipe 30, make the corresponding guide groove 23 of guide rail 31, and can fall according to the downward slippage contracting of guide groove 23, as shown in Figure 4, when after bottom dead centre is down in the downward slippage contracting of stem 30, again quick detach connecting piece 20 withheld to control lever 21 fastenings, make to restraint the tight bundle stem 30 of interface 22, make stem 30 be fixed after the contracting of slippage is downwards fallen, to reach, stem 30 contractings are fallen in front vehicle frame 10A right side, and rotation is fallen in handle 40 contracting be parallel to front vehicle frame 10A top.

By being, the utlity model has following advantage:

(1) after stem 30 stretches upwards, it withholds control lever 21 except what can withhold quick detach connecting piece 20, make to restraint outside the tight bundle of interface 22 stem 30, and can fall within detent 24 by guide rail 31 bottom cards, make stem 30 be unlikely to rotate arbitrarily and arbitrarily contracting downwards fall; Therefore, contribute to improve the safety driving.

(2) due to quick detach connecting piece 20 be to the right backward deviation angle bundle be connected to front-wheel crotch 11 upper ends, the bundle interface 22 that makes stem 30 other ends connect stem 30 in order to bundle is just positioned at front vehicle frame 10A right side; Therefore, stem 30 just can contract and fall in front vehicle frame 10A right side, simultaneously because the handle 40 of stem 30 upper ends is that rotation is parallel to front vehicle frame 10A top, and width and volume after contributing to reduce bicycle and folding, and then contribute to reduce bicycle storage and transportation space and be easy to carry.

(3) although the bundle interface 22 that stem 30 other ends connect stem 30 in order to bundle be to the right backward bits of offset on front vehicle frame 10A right side; But due to after stem 30 stretches upwards, its upper end still keeps with the axle center of front-wheel crotch 11 on same straight line; Therefore, can guarantee the handling of handle 40, and the safety of bicycle riding.

The above, it is only preferred embodiment of the present utility model, not the utility model is done to any pro forma restriction, any simple modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all still belong in the scope of technical solutions of the utility model.

In sum, the utility model is in structure design, use practicality and cost benefit, meet industry development completely required, and the structure disclosing is also to have unprecedented innovative structure, there is novelty, creativeness, practicality, meet the regulation about new patent important document, therefore mention application in accordance with the law.

Claims

1. a folding bicycle handles structure, include a Foldable frame, the front vehicle frame front end of Foldable frame is provided with a front-wheel crotch, front-wheel crotch upper end is provided with a quick detach connecting piece, quick detach connecting piece is provided with one and withholds control lever, quick detach connecting piece one end bundle is connected to front-wheel crotch upper end, and the quick detach connecting piece other end is provided with a bundle interface connecing for stem bundle, and stem upper end group is connected to leader; It is characterized in that:

The outer pipe shaft of stem is provided with a guide rail extending from top to bottom, and guide rail is just corresponding to the set guide groove of bundle interface upper and lower side of quick detach connecting piece, and guide rail can, according to being positioned at the upper and lower slippage of guide groove, be provided with a breach between guide rail and stem lower nozzle end.

2. folding bicycle handles structure according to claim 1, it is characterized in that, the lower nozzle end of described stem is provided with a bottom, bottom external diameter is greater than the bundle interface of quick detach connecting piece, between bottom and stem lower nozzle end and be provided with a spring, spring be not subject to, under External Force Acting, bottom top is pressed against to stem lower nozzle end.

3. folding bicycle handles structure according to claim 1, it is characterized in that, the outer tube of described stem is held with it and is convexed with a stopper posts, and stopper posts and guide rail are an angle of 90 degrees and shift to install, and stopper posts is just corresponding to the set detent of bundle interface upper limb of quick detach connecting piece.