CN102114887A

CN102114887A - Turning/telescopic-type folding vehicle

Info

Publication number: CN102114887A
Application number: CN 201110030126
Authority: CN
Inventors: 陈锋
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-01-27
Filing date: 2011-01-27
Publication date: 2011-07-06

Abstract

The invention discloses a turning/telescopic-type folding vehicle which comprises a front vehicle frame connected with a front wheel and a rear vehicle frame connected with a rear wheel, wherein the front and the rear vehicle frames are front and rear frames which are transversely arranged, the front and the rear frames are connected through a lockable rotary joint, the axle center of the rotary joint is parallel to a rotating shaft of the front wheel and a rotating shaft of the rear wheel, the front and the rear frames are wider than the rear wheel, and the rear frame and the rear wheel are connected through the hinged connection of a rear fork of the rear frame and the rotating shaft of the rear wheel; and alternatively, the front and the rear vehicle frames are front and rear frames which are horizontally arranged, and corresponding frame pipes between the front and the rear frames are in lockable and telescopic plug-in connection; the front and the rear wheels are both single wheels or the number of the front wheels is two, and the diameters of the front and the rear wheels are equal or the diameter of the front wheel is smaller than that of the rear wheel. The turning/telescopic-type folding vehicle is compact when folded, has a minimum size and can travel stably. Besides, the turning/telescopic-type folding vehicle has a simple structure, is folded or unfolded easily, rapidly and conveniently, and is convenient to carry so that a user can always take along with the turning/telescopic-type folding vehicle.

Description

Upset or fold concertina-wise car

(1) technical field:

The present invention relates to vehicle, particularly a kind of two take turns or three-wheel upset or fold concertina-wise car.

(2) background technology:

Existing two take turns or the three-wheel folding car is mainly the folding of vehicle frame, the vehicle frame that connects front-wheel and trailing wheel is divided into front vehicle frame and back vehicle frame, forward and backward vehicle frame is provided with side to be changeed the joint or lifts the joint, but the superimposition of forward and backward vehicle frame side lifts by folded, folding car structure after the side superimposition lifts is at random not to become the car sample, lateral thickness increases, or highly increases, and inconvenience is deposited and guided and supported.

(3) summary of the invention:

At the weak point of original folded bicycle, the purpose of this invention is to provide littler, the upset or the fold concertina-wise car of depositing, guiding and supporting and carrying out of being more convenient for of a kind of folding back longitudinal size.

Can realize the upset or the fold concertina-wise car of above-mentioned purpose, comprise the forward and backward vehicle frame that connects forward and backward wheel, described front vehicle frame is by the turning cylinder of the front fork connection front vehicle wheel of barre, and different is:

1, described folded bicycle is convertible.Be that described forward and backward vehicle frame is horizontal forward and backward framework, rear frame is to after-opening, connect by the rotary joint that can lock between the described forward and backward framework, the axis parallel of described rotary joint is in the turning cylinder of forward and backward wheel, the width of described forward and backward framework is greater than the rear wheel width, front baffle length is greater than the rear wheel diameter, and the connection mode of described rear frame and rear wheel is that the back vent of rear frame and the turning cylinder of rear wheel are hinged.

When upset is folding, remove locking, back vehicle frame is turned over, front vehicle frame upwards lift backward and after vehicle frame overlapping in the rear wheel place, front and rear wheel draw close mutually finish folding; Counteragent then is the expansion of folded bicycle.

2, described folded bicycle is telescopic.Be that described forward and backward vehicle frame is the horizontal forward and backward framework of level, the corresponding frame pipe between the described forward and backward framework adopts the flexible insertion that can lock to connect.

Folding when flexible, remove locking, insert between the forward and backward framework and shorten, front and rear wheel draw close mutually finish folding; Counteragent then is the expansion of folded bicycle.

In upset or the fold concertina-wise structure, described forward and backward wheel is single-wheel, and the identical or front vehicle wheel diameter of forward and backward wheel diameter is less than rear wheel, and forward and backward wheel is the shortest folding position when colliding.

Described front vehicle wheel has side changes the structure parallel with rear wheel, in the shortest above-mentioned folded position, changes by the side of front vehicle wheel, can further shorten the folding position.

The another kind of mode that shortens the folding position is that described forward and backward wheel is respectively two-wheel and single-wheel, described two-wheel is positioned at the single-wheel both sides, and the identical or front vehicle wheel diameter of described forward and backward wheel diameter is less than rear wheel, when folding, two front vehicle wheels and rear wheel can be overlapped, and reach the shortest folding position.

The vehicle seat of folded bicycle is supported by the seat bar, and the seat bar is plugged in the bar cover and can locks, and in convertible foldable structure, described seat bar cover is installed on front vehicle frame or the back vehicle frame.

The back seat rotation lock of folded bicycle is on the seat bar, and back seat turns to the rear wheel top forward when folding.

When folded bicycle is when comprising the battery-driven car that drives battery, described driving battery is installed on back seat or the barre.

When folded bicycle is when comprising the manpower of chain drive or motor-driven upset folded bicycle, chain drum in the described chain drive is installed on the front vehicle frame, the chain drooping section of described chain drive is supported by the tension wheel that is installed on the front vehicle frame, and chain is not loose when making the vehicle frame upset.

Installation activity stretcher on the described front vehicle frame.

For realizing compacter foldable structure, described barre is that its rotary joint is higher than rear wheel to the folding body of rod of rear wheel, and barre is folded in the rear wheel top behind the vehicle frame folding; Install on the described barre to the folding handle of the body of rod.

Advantage of the present invention:

1, upset of the present invention or fold concertina-wise car have proposed a kind of brand new folding mode, and the tricycle structure that is designed to is more reasonable, the vehicle collapsed compact, and volume is minimum and can stablize implementation, is that traditional folded bicycle is incomparable.

2, the present invention is simple in structure, and is folding very light and handy, quick and easy with expansion process, is easy to carry, and makes car with the people extremely, on very close terms.

(4) description of drawings:

Fig. 1 is the structural representation of one embodiment of the present invention, is the expansion of folded bicycle.

Fig. 2 is the folding scheme drawing of Fig. 1 embodiment.

Fig. 3 (a), Fig. 3 (b) are the birds-eye vieies (front vehicle wheel is respectively single-wheel and front vehicle wheel is two kinds of situations of two-wheel) of Fig. 1.

Fig. 4 (a), Fig. 4 (b) are the birds-eye vieies (front vehicle wheel is respectively single-wheel and front vehicle wheel is two kinds of situations of two-wheel) of Fig. 2.

Fig. 5 is the structural representation of another embodiment of the present invention, is the expansion of folded bicycle.

Fig. 6 is the birds-eye view of Fig. 5.

Fig. 7 is the birds-eye view of Fig. 5 when folding.

Fig. 8 is the structural representation of another embodiment of the present invention, is the expansion of folded bicycle.

Fig. 9 is the folded state scheme drawing of Fig. 8.

Figure number sign: 1, front vehicle wheel; 2, rear wheel; 3, front vehicle frame; 4, back vehicle frame; 5, vehicle seat; 6, seat bar; 7, back seat; 8, chain drum; 9, chain; 10, tension wheel; 11 bar covers; 12 barres; 13, handle; 14, movable stretcher.

(5) specific embodiment:

Upset of the present invention or fold concertina-wise car comprise the forward and

backward vehicle frame

3,4 that connects forward and backward

wheel

1,2, front vehicle frame 3 having the folding and two kinds of versions of telescopic folding of upset by the turning cylinder of the front fork connection front vehicle wheel 1 of barre 12 (collapsible) between the forward and backward vehicle frame 3,4: 1, upset folding structure mode.

Described forward and backward

vehicle frame

3,4 is the horizontal forward and backward framework of level, rear frame is to after-opening, connect by the rotary joint that can lock between the described forward and backward framework, the axis parallel of described rotary joint is in the turning cylinder of forward and backward

wheel

1,2, the width of described forward and backward framework is greater than rear wheel 2 width, front baffle length is a bit larger tham the diameter of rear wheel 2, and the back vent at rear frame after-opening place and the turning cylinder of rear wheel 2 are hinged; Front vehicle wheel 1 can be single-wheel or the two-wheel of diameter less than rear wheel 2, and two front vehicle wheels are symmetrically placed in rear wheel 2 both sides, shown in Fig. 1, Fig. 3 (a), Fig. 3 (b).

When upset is folding, remove the locking of rotary joint, rotary joint is carried on backward, and rear frame 180 degree of turning over, front baffle upwards and backward lift overlapping and rear wheel 2 surrounded wherein with rear frame, shown in Fig. 2, Fig. 4 (a), Fig. 4 (b); When front vehicle wheel 1 was single-wheel, forward and backward

wheel

1,2 was minimum folded size when colliding, and when front vehicle wheel 1 was two-wheel, forward and backward

wheel

1,2 was minimum folded size when overlapping.

As Fig. 5, shown in Figure 6, described front vehicle wheel 1 has side changes the structure parallel with rear wheel 2: barre 12 (collapsible) bottom cross break is protracted and front fork adopts the locking type hinge, when folding, 90 degree rotate barre 12, front fork rotates 90 degree after the release, the side turnback is parallel with rear wheel 2 altogether for front vehicle wheel 1, and folded size further shortens, as shown in Figure 7.

Described barre 12 is the folding body of rod, the folding joint structure of this body of rod can make barre 12 folding to rear wheel 2, the folding joint of the body of rod is higher than rear wheel 2, behind the vehicle frame folding, barre 12 is folded in rear wheel 2 tops again, can further dwindle the folding volume of vehicle,, install on the barre 12 to the folding left and right sides handle 13 of the body of rod as Fig. 1, Fig. 2, shown in Figure 5.

Vehicle seat 5 of the present invention lock onto on the bar cover 11 by seat bar 6 plug-in mountings, and seat bar cover 11 is installed on front vehicle frame 3 or the back vehicle frame 4; Back seat 7 rotation locks of the present invention are on seat bar 6, as Fig. 1, Fig. 2, shown in Figure 5.

For conveniently riding, installation activity stretcher 14 on the front vehicle frame 3 is as Fig. 1, Fig. 2, Fig. 3 (a), Fig. 3 (b), Fig. 5, shown in Figure 6.

When the present invention was battery-driven car, the driving battery that is disposed can be installed on the back seat 7, also can be installed on the barre 12.

As shown in Figure 5, when the present invention was manpower or self-propelled vehicle, the chain drum 8 of its chain drive was installed on the front vehicle frame 3, and tension wheel 10 also is set on the front vehicle frame 3, and tension wheel 10 supports chain 9 drooping sections of chain drive.

2, telescopic folding version.

Described forward and backward

vehicle frame

3,4 is the horizontal forward and backward framework of level, the width of described forward and backward framework is identical, corresponding frame pipe between the described forward and backward framework adopts the connection mode of inserting mutually, as Fig. 8, shown in Figure 9, the frame pipe of front baffle inserts in the frame pipe of rear frame, after flexible the putting in place, locking and firm forward and backward framework.

Claims

1. overturn or the fold concertina-wise car, before comprising connection, rear wheel (1,2) before, back vehicle frame (3,4), described front vehicle frame (3) connects the turning cylinder of front vehicle wheel (1) by the front fork of barre (12), it is characterized in that: before described, back vehicle frame (3,4) be the horizontal front baffle and the rear frame of after-opening, before described, connect by the rotary joint that can lock between the rear frame, the axis parallel of described rotary joint is in preceding, rear wheel (1,2) turning cylinder, before described, the width of rear frame is greater than rear wheel (2) width, and the turning cylinder of the back vent of described rear frame and rear wheel (2) is hinged; Perhaps described forward and backward vehicle frame (3,4) is the horizontal forward and backward framework of level, and the corresponding frame pipe between the described forward and backward framework adopts the flexible insertion that can lock to connect.

2. upset according to claim 1 or fold concertina-wise car is characterized in that: described forward and backward wheel (1,2) is single-wheel, and identical or front vehicle wheel (1) diameter of forward and backward wheel (1,2) diameter is less than rear wheel (2) diameter.

3. upset according to claim 2 or fold concertina-wise car is characterized in that: described front vehicle wheel (1) has side to be changeed and the parallel structure of rear wheel (2).

4. upset according to claim 1 or fold concertina-wise car, it is characterized in that: described forward and backward wheel (1,2) is respectively two-wheel and single-wheel, described two-wheel is positioned at the single-wheel both sides, and identical or front vehicle wheel (1) diameter of described forward and backward wheel (1,2) diameter is less than rear wheel (2) diameter.

5. according to any described upset or fold concertina-wise car in the claim 1～4, it is characterized in that: also comprise vehicle seat (5), described vehicle seat (5) is supported by seat bar (6), and described seat bar (6) plug-in mounting lock onto in the seat bar cover (11) on the front vehicle frame (3).

6. upset according to claim 5 or fold concertina-wise car is characterized in that: also comprise back seat (7), described back seat (7) rotation lock is on seat bar (6).

7. upset according to claim 6 or fold concertina-wise car is characterized in that: described folded bicycle is to comprise the battery-driven car that drives battery, and described driving battery is installed on back seat (7) or the barre (12).

8. according to any described upset or fold concertina-wise car in the claim 1～4, it is characterized in that: described folded bicycle is rickshaw or the self-propelled vehicle that comprises chain drive, the chain drum of described chain drive (8) is installed on the front vehicle frame (3), and the chain of described chain drive (9) drooping section is supported by the tension wheel (10) that is installed on the front vehicle frame (3).

9. according to any described upset or fold concertina-wise car in the claim 1～4, it is characterized in that: described front vehicle frame (3) goes up installation activity stretcher (14).

10. according to any described upset or fold concertina-wise car in the claim 1～4, it is characterized in that: the body of rod of described barre (12) for folding to rear wheel (2), its rotary joint is higher than rear wheel (2); Described barre (12) is gone up and is installed to the folding handle (13) of the body of rod.