CN201235890Y

CN201235890Y - Folding electric bicycle

Info

Publication number: CN201235890Y
Application number: CNU2008201282058U
Authority: CN
Inventors: 韦丽伶
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-07-10
Filing date: 2008-07-10
Publication date: 2009-05-13
Anticipated expiration: 2018-07-10

Abstract

The utility model relates to a folding electric bicycle which is suitable for electric bicycles. The folding electric bicycle comprises a steering mechanism, a front wheel, a back wheel, a bicycle frame, a saddle gear and an electric drive mechanism, wherein the steering mechanism comprises a handle device, a steering tube and a front fork from top to bottom,; the lower end axle of the front fork is in hinge joint with the front wheel; the front fork is provided with two fork pieces connected with one end of the bicycle frame which comprises a front bicycle body, a back bicycle body, a connecting bar, a pedal mechanism, a back fork and a damper; the front bicycle body is in axle hinge joint with the back bicycle body; the connecting bar is in axle hinge joint with the front bicycle body and is in hinge joint with the saddle gear; the back bicycle body is in axle hinge joint with the pedal mechanism; the lower end of the back bicycle body is in hinge joint with a back fork axle; the back bicycle body is in hinge joint with the damper which is in hinge joint with the back fork; and the middle part of the back bicycle body is in axle hinge joint with the saddle gear. The folding electric bicycle is foldable to become small and portable.

Description

Folding electric bicycle

Technical field

The utility model relates to a kind of Electrical Bicycle, refers to a kind of folding electric bicycle especially.

Background technology

Along with the raising of people's life and the quickening of rhythm of life, Electrical Bicycle more and more is subjected to the favor of wage-earners, general Electrical Bicycle can comprise steering hardware, front-wheel, trailing wheel, vehicle frame, saddle gear, storage battery, electrical motor and pedal mechanism that drive rear wheels is rotated, but existing Electrical Bicycle volume is all bigger, very inconvenient when carrying, especially little and again when high level is lived when user's area of residence, it is smaller to meet escalator, be not easy very much Electrical Bicycle is filled in the elevator, and when taking subway or bus, because its volume is too big, do not allow often to be placed on the car, and go out to go camping or carry during outing also inconvenient people, therefore need a kind of volume of design little, portable Electrical Bicycle.

The utility model content

The purpose of this utility model is to provide a kind of folding electric bicycle, and it can folding diminishes and be convenient to the user in time spent not and carries.

To achieve these goals, technical solution of the present utility model is: a kind of folding electric bicycle, comprise steering hardware, front-wheel, trailing wheel, vehicle frame, saddle gear, storage battery, and the electrical motor of driving trailing wheel rotation, wherein said steering hardware comprises door handle device, steering tube and front fork, described door handle device is fixed in the steering tube upper end, described steering tube lower end socket front fork, the hinged front-wheel of share axle of described front fork lower end, rocking arm is arranged at described front fork top, described rocking arm connects an end of vehicle frame, described vehicle frame comprises front vehicle body, aftercarriage, connecting rod, pedal mechanism, back vent, bumper, hinged between described front vehicle body and the aftercarriage by intermediate rotary shaft, one end of the end of described rocking arm and front vehicle body is hinged by rotating shaft, one end of described connecting rod and the other end of front vehicle body are hinged by rotating shaft, hinged between described pedal device and the aftercarriage by rotating shaft, described pedal device comprises driven wheel, driven gear, left side crank, left threading, right crank, right threading, hinged between described driven wheel and the aftercarriage by rotating shaft, hinged between described driven gear and the trailing wheel by rotating shaft, left side crank, right crank is installed in the two ends of foot-operated rotating shaft respectively, described left threading is installed in an end of left crank, described right threading is installed in an end of right crank, hinged between described back vent and the aftercarriage by the back vent rotating shaft, described bumper is installed between aftercarriage and the back vent, one end of trailing wheel and back vent is hinged, and electrical motor can be installed on the trailing wheel.

The utility model folding electric bicycle, wherein said steering tube is made up of big steering tube and little steering tube, and described little steering tube is plugged in the interior top of big steering tube and is fixed together by Fast detachable unit.

The utility model folding electric bicycle, wherein said pipe top is connected with meter system.

The utility model folding electric bicycle, wherein said battery is arranged at front vehicle body inside.

The utility model folding electric bicycle, wherein said saddle has an insertion rod, and described insertion rod is plugged on the top of described saddle pole, and links together by Fast detachable unit between insertion rod and the saddle pole.

After adopting such scheme, the Vehicle Frame Design of the utility model folding electric bicycle is to be hinged between front vehicle body, connecting rod, aftercarriage and the saddle pole, after front vehicle body and connecting rod are fixing by device for fastening, front vehicle body, connecting rod, aftercarriage and saddle pole will form a triangular form structure; And after front vehicle body and connecting rod unclamp, aftercarriage can rotate relative to front vehicle body, above-mentioned triangular form structure becomes the quadrilateral structure of an activity, above-mentioned parts can be folded together, and the volume after folding is very little, because this electric bicycle structure is simple, material therefor is few again, its very light in weight is convenient to the user and is carried.

Description of drawings

Fig. 1 is that the master of the utility model folding electric bicycle looks scheme drawing;

Fig. 2 is the folded state scheme drawing of the utility model folding electric bicycle;

Fig. 3 is the schematic top plan view of the utility model folding electric bicycle;

Fig. 4 is that scheme drawing is looked on the right side of the utility model folding electric bicycle.

The specific embodiment

The master who sees also Fig. 1 and the utility model folding electric bicycle shown in Figure 3 looks scheme drawing and schematic top plan view, and it comprises steering hardware 1, front-wheel 2, trailing wheel 3, vehicle frame 4, saddle gear 5, and battery 6;

Steering hardware 1 comprises door handle device 11, steering tube 12 and front fork 13, and steering tube 12 is made up of big steering tube 121 and little steering tube 122, and little steering tube 121 is plugged in the top in the big steering tube 122 and is fixed together by Fast detachable unit 123.Referring to Figure 1 and Figure 2, door handle device 11 comprises left handlebar 111, right handlebar 112 and is welded in the horizontal pipe 113 of little steering tube 122 upper ends, pipe 113 tops are connected with meter system 1131 (referring to shown in Figure 4), front fork 13 tops are fixed together with big steering tube 121 lower end sockets, 2 on the share of front fork 13 lower ends and front-wheel are hinged, and rocking arm 131 (see figure 1)s that front fork 13 tops extend outward connect an end of vehicle frame 4.

As shown in Figure 1, vehicle frame 4 comprises front vehicle body 41, aftercarriage 42, connecting rod 43, pedal mechanism 44, back vent 45, reaches the bumper 46 between aftercarriage 42 and back vent 45, storage battery 6 is installed on front vehicle body 41 tube chamber inside, electrical motor 8 is installed on the trailing wheel 3, hinged by rotating shaft 411 between front vehicle body 41 and the aftercarriage 42, the other end of the left part of rocking arm 131 and front vehicle body 41 is hinged by rotating shaft 412.One end and the saddle pole 52 of connecting rod 43 are hinged by rotating shaft 521, and an end of the other end of connecting rod 43 and front vehicle body 41 is hinged by rotating shaft 431.Aftercarriage 42 lower ends are hinged by rotating shaft 421 and driven wheel 441, connect left crank 443 and right crank 445 in the rotating shaft 421, on the crank 443 of a left side left threading 444 is installed, on the right crank 445 right threading 446 is installed, back vent 45 is hinged by rotating shaft 422 and aftercarriage 42, driven gear 442 is installed on the trailing wheel 3, aftercarriage 42 middle parts and saddle gear 5 lower ends are hinged by rotating shaft 424, saddle gear 5 is made up of saddle 51 and following saddle pole 52 thereof, saddle 51 has an insertion rod 511, this insertion rod 511 is plugged on the top of saddle pole 52, and link together rotating shaft 521 articulated linkage 43 of saddle pole 52 1 sides between insertion rod 511 and the saddle pole 52 by quick detach 53.Described battery (6) is arranged at the inner (see figure 3) of front vehicle body (41).

The utility model folding electric bicycle folding steering hardware 1 at first when folding unclamps front vehicle body fastener 411 earlier, steering hardware 1 is rotated around the rotating shaft between rocking arm 131 and the front vehicle body 41 412, with front vehicle body 41 and steering hardware 1 doubling again; Folding then car body 4 and seat mechanism 5, elder generation's loosening fasteners 431,411 rotate front vehicle body 41 around the shaft again, with front vehicle body and aftercarriage 42 doublings, because the effect of connecting rod 43, seat mechanism 5 also will with aftercarriage 42 doublings, front vehicle body 41, aftercarriage 42 the most at last, connecting rod 43 and seat mechanism 5 closely fold.When needs launch Electrical Bicycle, 411 rotate front vehicle body 41 around the shaft earlier, front vehicle body 41 and aftercarriage 42 are launched, under the effect of connecting rod 43, seat mechanism 5 also launches relative aftercarriage 42, fixation fastener 431, and then steering hardware 1 rotated around the rotating shaft between rocking arm 131 and the front vehicle body 41 412, front vehicle body 41 and steering hardware 1 are launched, and fixation fastener 414 is finished the expansion of Electrical Bicycle.

Above-described embodiment is described preferred implementation of the present utility model; be not that scope of the present utility model is limited; under the prerequisite that does not break away from the utility model design spirit; various distortion and improvement that the common engineering staff in this area make the technical solution of the utility model all should fall in the definite protection domain of claims of the present utility model.

Claims

1, a kind of folding electric bicycle, comprise steering hardware (1), front-wheel (2), trailing wheel (3), vehicle frame (4), saddle gear (5), storage battery (6), and the electrical motor (8) of driving trailing wheel (3) rotation, it is characterized in that: described steering hardware (1) comprises door handle device (11), steering tube (12) and front fork (13), described door handle device (11) is fixed in steering tube (12) upper end, described steering tube (12) lower end socket front fork (13), the hinged front-wheel of share axle (2) of described front fork (13) lower end, rocking arm (131) is arranged at described front fork (13) top, described fork sheet (131) connects an end of vehicle frame (4), described vehicle frame (4) comprises front vehicle body (41), aftercarriage (42), connecting rod (43), pedal mechanism (44), back vent (45), bumper (46), hinged between described front vehicle body (41) and the aftercarriage (42) by intermediate rotary shaft (47), one end of the end of described fork sheet (131) and front vehicle body (41) is hinged by rotating shaft (412), the other end of one end of described connecting rod (43) and front vehicle body (41) is hinged by rotating shaft (431), described pedal mechanism (44) comprises driven wheel (441), driven gear (442), left side crank (443), left threading (444), right crank (445), right threading (446), hinged between described driven wheel (441) and the aftercarriage (42) by rotating shaft (421), described driven gear (442) is installed on the trailing wheel (3), left side crank (443), right crank (445) is installed in the two ends of rotating shaft (421) respectively, described left threading (444) is installed in an end of left crank (443), described right threading (446) is installed in an end of right crank (445), hinged between described back vent (45) and the aftercarriage (42) by rotating shaft (422), described bumper (46) is installed between aftercarriage (42) and the back vent (45) by rotating shaft (451) and rotating shaft (423), saddle gear (5) is made up of saddle (51) and following saddle pole (52) thereof, described saddle pole (52) is hinged by rotating shaft (521) with an end of connecting rod (43), the lower end of described saddle pole (52) and aftercarriage (42) are hinged by rotating shaft (424), trailing wheel (3) is hinged with an end of back vent, and electrical motor (8) can be installed on the trailing wheel (3).

2, folding electric bicycle as claimed in claim 1, it is characterized in that: described front vehicle body (41), aftercarriage (42), connecting rod (43) and saddle pole (52) are hinged together, will form a triangular form structure after front vehicle body (41) and connecting rod (43) are fixed; And after front vehicle body (41) and connecting rod (43) unclamped, aftercarriage (42) can rotate relative to front vehicle body (41), and above-mentioned triangular form structure becomes the quadrilateral structure of an activity, above-mentioned parts can be folded together closely.

3, folding electric bicycle as claimed in claim 2, it is characterized in that: described steering tube (12) is made up of big steering tube (121) and little steering tube (122), and described little steering tube (122) is plugged in the interior top of big steering tube (121) and is fixed together by Fast detachable unit (123).

4, folding electric bicycle as claimed in claim 3 is characterized in that: described battery (6) is arranged at front vehicle body (41) inside.