CN201317436Y

CN201317436Y - Case-type folding electric bicycle

Info

Publication number: CN201317436Y
Application number: CNU2008202306558U
Authority: CN
Inventors: 武央; 武龙戈
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-12-08
Filing date: 2008-12-08
Publication date: 2009-09-30
Anticipated expiration: 2018-12-08

Abstract

The utility model provides a case-type folding electric bicycle, wherein a case-body front lateral surface is formed by directional upright posts in turn, a case-body lower lateral surface is formed by supporting stands, a case-body rear lateral surface is formed by vehicle seats, a case-body upper lateral surface is formed by a handle bar and a storage battery, and the left lateral surface and the right lateral surface of the case body are formed by triangular vehicle frames, and a front fork, a front shock damper, a front fork oscillating arm and a front wheel are folded in the front of the box body, a foot pedal is folded in the middle of the box body, and a rear shock damper, a rear fork, a rear fork oscillating arm and a rear wheel are folded at the back of the box body. Since the front portion of the vehicle body is backwards folded when in folding, the rear portion of the vehicle body is forwards folded, and the lateral cross section of the vehicle body is not increased, and meanwhile, the longitudinal length is one third shorter than the original length, and the total volume is reduced. The case-type folding electric bicycle is easy to be carried and placed in an elongated space, has simple structure and convenient deploying and folding, and can be assembled to a case-type structure without increasing component parts, and is suitable for all people.

Description

The box-bag type folding electric bicycle

Technical field:

The present invention relates to a kind of Electrical Bicycle, particularly a kind of box-bag type folding electric bicycle.

Background technology:

Electrical Bicycle, laborsaving, light because of its collection, purchase with advantages such as maintenance cost is low for all over the body being liked that by vast common citizen share of market rises year by year.But along with day by day dwindling of living space per capita, the foldability of Electrical Bicycle is paid attention to by the user day by day.Existing folding electric bicycle adopts central sill folding more, and front and back wheel merges, steering handle, the flexible mode of vehicle seat, and its folding back horizontal area is big, exists the drawback that should not move, should not deposit at long and narrow space.

The utility model content:

In order to solve the problems of the technologies described above, the utility model provides a kind of box-bag type folding electric bicycle, and purpose is to be easy to the vehicle of beginning a new line and depositing for all kinds of personnel provide a kind of simple in structure, easy to use.

The technical solution of the utility model: a kind of box-bag type folding electric bicycle, form by handlebar 1, direction column 2, front fork 3, front shock absorber 4, front fork swing arm 5, front-wheel 14, triangular frame 6, rear shock absorber 7, back vent 9, back vent swing arm 8, trailing wheel 15, stretcher 10, support 11 and storage battery 12, vehicle seat 13; Described box-bag type foldable structure, constitute the casing leading flank by direction column 2 successively, support 11 constitutes the casing downside, vehicle seat 13 constitutes the casing trailing flank, handlebar 1, storage battery 12 constitute the casing upper side, and triangular frame 6 constitutes casing left and right sides face, and front fork 3, front shock absorber 4, front fork swing arm 5, front-wheel 14 foldings are put in the front portion in the casing, stretcher 10 foldings are put in the middle part in the casing, and rear shock absorber 7, back vent 9, back vent swing arm 8, trailing wheel 15 foldings are put in the rear portion in the casing.

Described bicycle also comprises an electrical motor 20, the folding and expansion of control rear vehicle.

Also have a connection piece 21 between described handlebar 1 and the direction column 2, handlebar 1 and attaching parts 21, attaching parts 21 is hinged with direction column 2.

Described back vent 9 one ends and triangular frame 6 lower hinge, the other end has telescopic structure and hinged with back vent swing arm 8.

Described stretcher 10 be about two, hinged with both sides, triangular frame 6 lower end respectively, when folding upwards and stand in the casing the common foot-operated supporting plane that constitutes level during expansion.

Described storage battery 12 moves forward to Vehicular body front when car body launches, described vehicle seat 13 turns over to vehicle body upper portion on when car body launches.

Described box-bag type folding electric bicycle also comprises preceding tool box 16, back the hoop iron around a wood wheel 17, forms the forward lower comer and the posterior angle of casing respectively.

The beneficial effects of the utility model: because Vehicular body front folds back when folding, rear vehicle is folding forward, makes the cross-car sectional area not increase, and longitudinal length is reduced into 1/3rd of former length simultaneously, cumulative volume diminishes, and is easy to begin a new line and be positioned over long and narrow space.Simple in structure, launching does not increase parts in addition and just can form a kind of box-bag type structure with folding all very convenient, is suitable for all kinds of personnel and uses.

Description of drawings:

Fig. 1 is a deployed configuration scheme drawing of the present utility model.

Fig. 2 is the utility model foldable structure scheme drawing.

Fig. 3 is the utility model vehicle body front structure scheme drawing.

Fig. 4 is the utility model rear vehicle structural representation.

Fig. 5 is the utility model car body central structure scheme drawing.

The specific embodiment:

Below in conjunction with accompanying drawing, the present invention is described in further details:

A kind of box-bag type folding electric bicycle, launching the back has same constructional feature with the conventional electric bicycle, and folding back is combined into portable case and bag moulding by each parts of car body self, annex and decoration panel.Described box-bag type structure, constitute the casing leading flank by direction column 2 successively, support 11 constitutes the casing downside, vehicle seat 13 constitutes the casing trailing flank, handlebar 1, storage battery 12 constitute the casing upper side, and triangular frame 6 constitutes casing left and right sides face, and front fork 3, front shock absorber 4, front fork swing arm 5, front-wheel 14 foldings are put in the front portion in the casing, stretcher 10 foldings are put in the middle part in the casing, and rear shock absorber 7, back vent 9, back vent swing arm 8, trailing wheel 15 foldings are put in the rear portion in the casing.

Car body foldable structure of the present utility model distributes as Fig. 1, and the car body deployed configuration distributes as Fig. 2.

As Fig. 1, Fig. 2 and Fig. 4, this box-bag type folding electric bicycle, Vehicular body front also have connecting rod 18 in addition by handlebar 1, direction column 2, front fork 3, telescopic front shock absorber 4, front fork swing arm 5, front-wheel 14, and slide assemblies 19 is formed.When folding, two handlebars 1 are fulcrum with direction column 2 upper ends, upwards more backward, do 90 earlier.The angle is folding, servo-actuateds such as headlight, instrument simultaneously, amount to the back and go up the angle for case and bag are preceding, front fork 3 is that center back is rotated with direction column 2 lower sustainers, connecting rod 18 is that center back is rotated with direction column 2 lower sustainers also, slide assemblies 19 slides on front fork and drives front shock absorber 4 and rotates with front fork 3, thereby drives front fork swing arm 5 and front-wheel 14 rotates backward and folding to front fork 3 directions, and preceding tool box 16 moves down backward with front fork 3 and forms the case and bag forward lower comer.During expansion, method of deploying is opposite with above-mentioned folding direction, and by handlebar 1 and preceding tool box 16 locking front forks 3 and direction column 2, guarantees safety by bike.

As Fig. 3, direction column 2 with up and down 2 be fixed in triangular frame 6, triangular frame is made up of needle beam 61, cant beam 62, crossbeam 63, back cant beam 64, column 65, three leg-of-mutton stability structures have been constituted jointly with direction column 2, connect two stress points of front and back wheel and 13 1 stress points of vehicle seat, bicycle car load steadiness is guaranteed.Stretcher 10 is set up in both sides, vehicle frame column 65 lower end, upwards turn up simultaneously when folding and lean against column 65 both sides respectively, fall simultaneously during expansion and constitute foot-operated supporting plane, 10 times mounting brackets 11 of stretcher, equal horizontal folding is at column 65 back downsides when car load folded state and riding condition, constitute the downside of case and bag structure, rotate when stopping when car load launches and hold up in ground, play the car load supporting role.

As Fig. 1, Fig. 2, this box-bag type folding electric bicycle, rear vehicle is made of rear shock absorber 7, back vent 9, back vent swing arm 8, trailing wheel 15, vehicle seat 13.

Rear shock absorber 7 is a sliding block joint with the back cant beam 64 at triangular frame 6 rear portions, during expansion, rear shock absorber 7 is slided backward and the afterburning back vent 9 that arrives along back cant beam 64, making back vent 9 is that fulcrum rotates backward with the point of connection of column 65 and back vent 9, in order effectively to regulate wheel base, back vent 9 is designed to telescopic structure, so trailing wheel 15 rotates and expansion backward around the point of connection of back vent 9 with back vent swing arm 8 when stretching, launch simultaneously, storage battery 12 reaches are upwards translated into the position to the vehicle seat of hiding in the car body 13 forward.The rear portion folding process of car body is then fully opposite with above-mentioned expansion process.

As Fig. 5, this column 65 comprises screw rod 22, nut 23, three parts such as helical wheel 24 grades, during work, electrical motor 20 rotates drive helical wheel 24 and drives screw rod 22 rotations then, nut 23 moves up and down by the screw thread transmission and also drives tooth bar 25 then by affixed with it pipe box drive stretcher 10 and moves up and down, the wheel and rack transmission is arranged on the back cant beam, also has a sprocket wheel on the gear wheel shaft, promote rear shock absorber 7 by chain-driving and move, finish the automatic expansion of rear vehicle with folding by the rotating control of electrical motor thus.

This Electrical Bicycle by the detailed process that folds into expansion is: mention casing, put down the support under the stretcher, starting electrical motor drives on the whole locomotive body column to move, for enough spaces are vacateed in the expansion of front and back wheel, tiltedly propping car body jointly by support and tool box, back horn ring upwarps Vehicular body front, launch front fork, parts such as front-wheel and locking, opening electrical motor then makes rear shock absorber slide backward along the back cant beam, promote telescopic back vent simultaneously, move after the drive rear wheel is overall, back car partly launches simultaneously, the top accumulator box moves forward to connects trailing wheel motor power position, the vehicle seat that is positioned on the box back upwards stirs the accumulator box home position forward earlier again, exposes the bicycle saddle face, manual locking, launch column lower end both sides stretcher at last, before push the machine, pack up the stretcher lower bracket, finish Electrical Bicycle is become bicycle by the box-bag type Structure Conversion Overall Steps.Rotate the power supply key and open bicycle electric power, promptly rideable.

Claims

1, a kind of box-bag type folding electric bicycle, by handlebar (1), direction column (2), front fork (3), front shock absorber (4), front fork swing arm (5), front-wheel (14), triangular frame (6), rear shock absorber (7), back vent (9), back vent swing arm (8), trailing wheel (15), stretcher (10), support (11) and storage battery (12), vehicle seat (13) is formed, it is characterized in that: described box-bag type foldable structure, constitute the casing leading flank by direction column (2) successively, support (11) constitutes the casing downside, vehicle seat (13) constitutes the casing trailing flank, handlebar (1), storage battery (12) constitutes the casing upper side, triangular frame (6) constitutes casing left and right sides face, front fork (3), front shock absorber (4), front fork swing arm (5), front-wheel (14) folding is put in the front portion in the casing, stretcher (10) folding is put in the middle part in the casing, rear shock absorber (7), back vent (9), back vent swing arm (8), trailing wheel (15) folding is put in the rear portion in the casing.

2, box-bag type folding electric bicycle according to claim 1 is characterized in that: also comprise an electrical motor (20), be positioned on the stretcher (10), the folding and expansion of control rear vehicle.

3, box-bag type folding electric bicycle according to claim 1, it is characterized in that: also have a connection piece (21) between described handlebar (1) and the direction column (2), handlebar (1) is hinged with attaching parts (21), attaching parts (21) with direction column (2).

4, box-bag type folding electric bicycle according to claim 1 is characterized in that: described back vent (9) one ends and triangular frame (6) lower hinge, the other end has telescopic structure and hinged with back vent swing arm (8).

5, box-bag type folding electric bicycle according to claim 1, it is characterized in that: described stretcher (10) be about two, hinged with triangular frame (6) both sides, lower end respectively, when folding upwards and stand in the casing the common foot-operated supporting plane that constitutes level during expansion.

6, box-bag type folding electric bicycle according to claim 1 is characterized in that: described storage battery (12) moves forward to Vehicular body front when car body launches, and described vehicle seat (13) turns over to vehicle body upper portion on when car body launches.

7, box-bag type folding electric bicycle according to claim 1 is characterized in that: also comprise preceding tool box (16), back the hoop iron around a wood wheel (17), form the forward lower comer and the posterior angle of casing respectively.