CN202593741U

CN202593741U - Bicycle capable of being dragged

Info

Publication number: CN202593741U
Application number: CN 201220262755
Authority: CN
Inventors: 李天堂; 邓大勇; 李波; 朱红波
Original assignee: SHENZHEN TIANXISHENG BICYCLE CO Ltd
Current assignee: SHENZHEN TIANXISHENG BICYCLE CO Ltd
Priority date: 2012-06-05
Filing date: 2012-06-05
Publication date: 2012-12-12
Anticipated expiration: 2022-06-05

Abstract

Disclosed is a bicycle capable of being dragged. The bicycle comprises a foldable frame, a commodity shelf is arranged on one side of the frame close to a rear wheel, the commodity shelf is provided with a rolling wheel and a support wheel and a support, wherein the rolling wheel and the support wheel are arranged symmetrically along the vertical axle direction of the frame, and the support is provided with a dragging wheel. According to the bicycle capable of being dragged, the structure is simple, the problem that front and rear bicycle portions which are mutually close are easy to fall apart after the folding is solved, and the problem of easy interference of parts of the folded bicycle in the dragging process is solved; and the bicycle capable of being dragged is low in the center of gravity and not easy to roll over after the bicycle is folded during the dragging or placing.

Description

A kind of bicycle of drawing

Technical field

The utility model relates to a kind of folding bicycle, particularly a kind of folding bicycle of drawing.

Background technology

The vehicle and people's life is closely bound up, and through the development of centuries, people use the idea of the vehicle that huge transformation has taken place, from pursuing convenient progress at first simply to considering problems such as energy savings and environmental protection.Now, people are when selecting city motor bus, these public transport meanss of subway, and increasing people pays close attention to bicycle.But trip but has the problem of the inconvenience of depositing and carry by bike.Because folding bicycle is after folding stand is packed up; Its volume will diminish, so no matter be in the city, to use as the vehicle or go out outing, all be convenient to deliver with vehicle such as vehicles; Be beneficial to and use and carry, make folding bicycle more and more receive the welcome of numerous people.

But with regard to general user's custom; Folding bicycle gos out to use or go home to deposit no matter be; Folding bicycle after folding all exists the process of carrying back and forth; Can not tow mobile function if the folding bicycle after folding does not have, then in the process of carrying, can seem very painstaking and heavy.And at present a lot of working clans can select to take public transportation vehicle and be used as main long, and utilize folding bicycle to be used as coming and going the short distance traffic instrument of public transportation vehicle website.Can not tow mobile function if the folding bicycle after folding does not have, then the working clan is through stair, elevator or up and down during road conditions such as subway station, and the burden that can become the working clan is on the contrary carried in the carrying of the folding bicycle after folding.Therefore, if the user can move and carry the folding bicycle after folding with dilatory mode, it can be lifted away from ground with folding bicycle and come easy and conveniently than the user is direct.

But present most folding bicycle is all bad to be stowed.

Carry the dilatory problem in the process though also there is partially folded bicycle to solve carrying now; Chinese patent ZL201020242342.1 " a kind of folding bicycle " that proposed for example, but the dilatory mode that it adopted need utilize the wheel of folding bicycle self to roll, and that is to say that the wheel that need make after folding remains on state perpendicular to the ground; Like this; In the process that the folding bicycle of doubling poststack is drawn or deposited,, just exist the car body problem of rollover easily because body gravity is higher; And the car body each several part accessory after folding produces interference easily in the process of dragging; Because the state that front and back wheel is placed about being in the dilatory process, therefore in dilatory process, folding back each other near front and back car body part also scatter easily.

The utility model content

The utility model provides a kind of bicycle of drawing, and it is simple in structure, can reduce or avoid problem noted earlier.

For addressing the above problem; The utility model provides a kind of bicycle of drawing; It comprises that a folding vehicle frame, one are installed in the seat cushion on the said vehicle frame, a front-wheel that is installed in the front fork of said vehicle frame; One is installed in the trailing wheel of the back vent of said vehicle frame, an actuating device and a collapsible handle that is installed in the said front fork of said vehicle frame that is arranged on the said vehicle frame and is used to drive said trailing wheel rotation, a telescopic pull bar is installed, when said vehicle frame is in folded state on the said vehicle frame; Said front-wheel is adjacent with said trailing wheel; Said vehicle frame is being provided with shelf near trailing wheel one side, and said shelf are at the edge symmetrically arranged scroll wheel of said vehicle frame y direction and a support wheel, when said vehicle frame is in folded state; Said scroll wheel is in the side of said shelf away from said front-wheel, and said support wheel is in the side of said shelf near said front-wheel; On the hind axle of said trailing wheel, also be provided with a support, said support is provided with a dilatory wheel, and said support is arranged on when said vehicle frame is in folded state, and said hind axle is away from a side of said front-wheel.

Preferably, said shelf width is more than or equal to the length of the hind axle of said trailing wheel, and in the horizontal projection direction, the distance in said shelf to said hind axle axle center is more than or equal to the radius of said trailing wheel.

Preferably, the length in said support to said hind axle axle center is smaller or equal to the radius of said trailing wheel.

Preferably, fixed installation is useful on the collecting bag of taking in the said bicycle of drawing after folding on the said shelf.

Preferably, after said collecting bag is provided with the said bicycle of having taken in after folding of drawing, expose the opening of said scroll wheel, said support wheel and said dilatory wheel.

Preferably, said actuating device comprises a pair of folding stretcher.

Preferably, said telescopic pull bar is installed in the seat pipe bottom of said vehicle frame.

A kind of bicycle of drawing that the utility model provided; It is simple in structure, presents held after the state when after folding, drawing is front and back wheel, has overcome and has carried out longitudinal pull after traditional folding bicycle folds; The state that front and back wheel is placed about being; Therefore in dilatory process, folding back each other near the front and back body portions divide the problem of scattering easily, also avoided the car body each several part accessory after folding in the process of dragging, to produce the problem of interfering easily; And the center of gravity that the bicycle of drawing that the utility model provided is drawn when perhaps placing in folding back is lower, is difficult for rollover.

Description of drawings

Following accompanying drawing only is intended to the utility model is done schematic illustration and explanation, does not limit the scope of the utility model.Wherein,

Fig. 1 is the deployed condition scheme drawing according to a kind of bicycle of drawing of a specific embodiment of the utility model;

Fig. 2 is the folded state scheme drawing of a kind of bicycle of drawing shown in Figure 1;

Fig. 3 is the dilatory view behind a kind of bicycle of drawing shown in Figure 2 folding.

The specific embodiment

Understand for technical characterictic, purpose and effect to the utility model have more clearly, contrast the specific embodiment of description of drawings the utility model at present.Wherein, identical parts adopt identical label.

Specify structure and principle thereof with reference to the accompanying drawings according to a kind of bicycle of drawing of the utility model.

Fig. 1 is the deployed condition scheme drawing according to a kind of bicycle of drawing of a specific embodiment of the utility model; Fig. 2 is the folded state scheme drawing of a kind of bicycle of drawing shown in Figure 1; Fig. 3 is the dilatory view behind a kind of bicycle of drawing shown in Figure 2 folding.Shown in Fig. 1-3; A kind of bicycle of drawing that the utility model provided; It comprises that a folding vehicle frame 1, one are installed in the seat cushion 2 on the said vehicle frame 1, a front-wheel 3 that is installed in the front fork 11 of said vehicle frame 1; The trailing wheel 4 of a back vent 12 that is installed in said vehicle frame 1, one are arranged on the said vehicle frame 1 and are used to drive actuating device 5 that said trailing wheel 12 rotates and the collapsible handle 6 of a said front fork 11 that is installed in said vehicle frame 1, a telescopic pull bar 13 are installed, when said vehicle frame 1 is in folded state on the said vehicle frame 1; Said front-wheel 3 is adjacent with said trailing wheel 4; Said vehicle frame 1 is being provided with shelf 14 near trailing wheel 4 one sides, and said shelf 14 are at the edge symmetrically arranged scroll wheel 141 of said vehicle frame 1 y direction and a support wheel 142, when said vehicle frame 1 is in folded state; Said scroll wheel 141 is in the side of said shelf 14 away from said front-wheel 3, and said support wheel 142 is in the side of said shelf 14 near said front-wheel 3; On the hind axle 41 of said trailing wheel 4, also be provided with a support 15, said support 15 is provided with a dilatory wheel 151, and said support 15 is arranged on when said vehicle frame 1 is in folded state, and said hind axle 41 is away from a side of said front-wheel 3.

When said bicycle of drawing is folded; Can earlier said collapsible handle 6 be folded, make it, then said vehicle frame 1 folded near said front-wheel 3; Make said front-wheel 3 adjacent with said trailing wheel 4; Said collapsible handle 6 after folding the completion, is lain on one's side said bicycle of drawing between said front-wheel 3 and said trailing wheel 4; So just can make said scroll wheel 141 and said dilatory wheel 151 ground connection support said bicycle of drawing, the user just can draw through 13 pairs of said bicycles of drawing of said telescopic pull bar.

Because of the state of said bicycle of drawing when being stowed is to present held after the front and back wheel; Rely on all said

scroll wheel

141 and 151 two ground connection of said dilatory wheel in said trailing wheel 4 same sides; Also just overcome and carried out longitudinal pull after traditional folding bicycle folds; The state that front and back wheel is placed about being; Therefore in dilatory process, folding back each other near the front and back body portions divide the problem of scattering easily, also avoided the car body each several part accessory after folding in the process of dragging, to produce the problem of interfering easily; And, because of said bicycle of drawing is in the state of lying on one's side, just make that also the center of gravity when said bicycle of drawing is drawn in folding back is lower, be difficult for rollover.

When the said bicycle of drawing after needs will fold is deposited; Can make said scroll wheel 141 and said 142 while of support wheel ground connection; Said like this scroll wheel 141 can form supported at three point with said support wheel 142 and said trailing wheel 4, thereby the said bicycle of drawing after folding can steadily be deposited.

In a preferred embodiment, said shelf 14 width are more than or equal to the length of the hind axle 41 of said trailing wheel 4, and in the horizontal projection direction, the distance L 1 in said shelf 14 to said hind axle 41 axle center is more than or equal to the radius of said trailing wheel 4.Said like this scroll wheel 141 and said support wheel 142 just can use the roller of small radii.

In a preferred embodiment, the length L 2 in said support 15 to said hind axle 41 axle center is smaller or equal to the radius of said trailing wheel 4.Can make said bicycle good looking appearance of drawing like this.

In a preferred embodiment, fixed installation is useful on the collecting bag of taking in the said bicycle of drawing after folding on the said shelf 14.Like this can be when the said bicycle of drawing of drawing, depositing after folding; At any time use said collecting bag to take in said bicycle of drawing, the accessory of avoiding said bicycle of drawing is drawing, is depositing in the process because its each several part accessory exposes to cause to scrape puts damage on the skin or other article are caused interference.

In a preferred embodiment, after said collecting bag is provided with the said bicycle of having taken in after folding of drawing, expose the opening of said scroll wheel, said support wheel and said dilatory wheel.During said bicycle of drawing that like this can be after dilatory folding, also can take in said bicycle of drawing, avoid said collecting bag that the motion of said scroll wheel 141 and said dilatory wheel 151 is caused interference.

In a preferred embodiment, said actuating device 5 comprises a pair of folding stretcher 51.Like this can be when said bicycle of drawing be folded; Further reduce said bicycle occupation space of drawing, help simultaneously drawing, depositing in the process because its stretcher 51 exposes to cause to scrape puts damage on the skin or other article are caused interference.

In a preferred embodiment, said telescopic pull bar 13 is installed in seat pipe 16 bottoms of said vehicle frame 1.Can make the center of gravity of the extension line of said telescopic pull bar 13 like this, thereby make the said bicycle of drawing of user after dilatory folding effectively to control it near the said bicycle of drawing after folding.

Though it will be appreciated by those skilled in the art that the utility model is to describe according to the mode of a plurality of embodiment, be not that each embodiment only comprises an independently technical scheme.Narration like this only is for the sake of clarity in the specification sheets; Those skilled in the art should do specification sheets as a wholely to understand, and regard technical scheme related among each embodiment as the mode that can be combined into different embodiment each other understand the protection domain of the utility model.

The above is merely the schematic specific embodiment of the utility model, is not in order to limit the scope of the utility model.Any those skilled in the art, revises and combines the equivalent variations of under the prerequisite of design that does not break away from the utility model and principle, being done, and all should belong to the scope that the utility model is protected.

Claims

1. the bicycle that can draw; It comprises that a folding vehicle frame, one are installed in the seat cushion on the said vehicle frame, a front-wheel that is installed in the front fork of said vehicle frame; One is installed in the trailing wheel of the back vent of said vehicle frame, an actuating device and a collapsible handle that is installed in the said front fork of said vehicle frame that is arranged on the said vehicle frame and is used to drive said trailing wheel rotation; A telescopic pull bar is installed on the said vehicle frame, and when said vehicle frame was in folded state, said front-wheel was adjacent with said trailing wheel; It is characterized in that; Said vehicle frame is being provided with shelf near trailing wheel one side, and said shelf are at the edge symmetrically arranged scroll wheel of said vehicle frame y direction and a support wheel, when said vehicle frame is in folded state; Said scroll wheel is in the side of said shelf away from said front-wheel, and said support wheel is in the side of said shelf near said front-wheel; On the hind axle of said trailing wheel, also be provided with a support, said support is provided with a dilatory wheel, and said support is arranged on when said vehicle frame is in folded state, and said hind axle is away from a side of said front-wheel.

2. a kind of bicycle of drawing according to claim 1; It is characterized in that; Said shelf width is more than or equal to the length of the hind axle of said trailing wheel, and in the horizontal projection direction, the distance in said shelf to said hind axle axle center is more than or equal to the radius of said trailing wheel.

3. a kind of bicycle of drawing according to claim 1 is characterized in that, the length in said support to said hind axle axle center is smaller or equal to the radius of said trailing wheel.

4. a kind of bicycle of drawing according to claim 1 is characterized in that, fixed installation is useful on the collecting bag of taking in the said bicycle of drawing after folding on the said shelf.

5. a kind of bicycle of drawing according to claim 4 is characterized in that, after said collecting bag is provided with the said bicycle of having taken in after folding of drawing, exposes the opening of said scroll wheel, said support wheel and said dilatory wheel.

6. a kind of bicycle of drawing according to claim 1 is characterized in that said actuating device comprises a pair of folding stretcher.

7. a kind of bicycle of drawing according to claim 1 is characterized in that, said telescopic pull bar is installed in the seat pipe bottom of said vehicle frame.