CN202011454U

CN202011454U - Folding electric vehicle with three wheels

Info

Publication number: CN202011454U
Application number: CN2011201008426U
Authority: CN
Inventors: 不公告发明人
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-04-08
Filing date: 2011-04-08
Publication date: 2011-10-19
Anticipated expiration: 2021-04-08

Abstract

The utility model introduces a folding electric vehicle with three wheels, which mainly comprises an electric front wheel, a folding seat backrest, a longitudinal support bar of a seat, a vertical support bar of the seat, a rotary joint of a transverse support bar of a front wheel, a longitudinal support bar of the front wheel, an annular pull rod, a steering support bar, a front wheel fork, a rotary joint of the front wheel fork, a diagonal support bar of the front wheel, a lower transverse support bar of the front wheel, a reinforcing rod of a lateral frame of a vehicle body, a flexibly diagonal support bar of a rear wheel, a transverse support bar of the rear wheel, the rear wheel arranged on the transverse support bar of the rear wheel, a movable shock absorber of the rear wheel, a fixed shock absorber of the rear wheel and a protection box. The folding electric vehicle with the three wheels can be used as a common luggage or a seat to for resting after being folded, so as to decrease influence to other people; and the folding electric vehicle with the three wheels is convenient for a user to use and carry.

Description

The three-wheel folding battery-driven car

Technical field

The utility model is the three-wheel folding battery-driven car, belongs to the vehicle technology field.

Background technology

In existing electric motor bicycle with folding, all be directly to carry after folding, will make the vehicle after folding still can take bigger space like this, also can other people be impacted, pollute other people, or adopt and put into the protection case and bag after folding as hard thing bump or wheel in the occasion that personnel crowd, such mode make folded bicycle folding process and folding after carry comparatively trouble, especially as battery-driven car, its weight is bigger, and directly portable carrying inadequately makes things convenient for.

Summary of the invention

In view of the foregoing, the purpose of this utility model is to provide a kind of folding using method and three-wheel folding battery-driven car of three-wheeled electric vehicle, can after folding, become conventional draw-bar box or rest chair, reduce the influence that other people are caused with this, and make things convenient for using and carrying of user.

For achieving the above object, the utility model is introduced a kind of three-wheel folding battery-driven car, include by two vertical strut bars of seat, the vehicle body frame type frame that each termination correspondence of two seat vertical supporting bars and back seat transverse support bar is connected to form, and protective housing, the front-wheel vertical supporting bar, turn to strut bar, front-fork, trailing wheel is bumper fixedly, trailing wheel transverse support bar and be installed in two trailing wheels at trailing wheel transverse support bar two ends, backguy brake lever hand and motor switch, it is characterized in that having an electronic front-wheel, a tumbler seat chair back, two back of seat swivel joint, two vehicle body plane framework stirrups, two vehicle body side framework stirrups, an annular pull rod, transverse support bar on the front-wheel, transverse support bar under the front-wheel, a front-wheel transverse support bar swivel joint, a front-fork swivel joint, two oblique strut bars of front-wheel, two vertical strut bars of front-wheel, two Foldable pedals, two preceding wheeling supporting frame locator cards, two telescopic oblique strut bars of trailing wheel, two oblique strut bar swivel joint of trailing wheel, two movable bumpers of trailing wheel, the movable damper link of trailing wheel, two movable bumper rotating heads of trailing wheel, two movable damper link locator cards of trailing wheel, electronic front-wheel is installed on the front-fork, backguy brake lever hand and motor switch are installed on the annular pull rod, two vehicle body plane framework stirrups are installed in respectively on the diagonal line of top plan of body shell, two vehicle body side framework stirrups are installed in respectively between the termination that is connected drift angle and two seat vertical supporting bars at two seat vertical supporting bars and back seat transverse support bar two ends, vehicle body frame type frame is installed in the protective housing, the tumbler seat chair back is installed on the back seat transverse support bar at protective housing top by two back of seat swivel joint, transverse support bar is installed between two vertical strut bars of seat and two drift angles of two seat vertical supporting bars difference bonded assemblys on the front-wheel, front-wheel vertical supporting bar swivel joint is installed in transverse support bar middle part on the front-wheel, one end of front-wheel vertical supporting bar, one end of two vertical strut bars of front-wheel all is connected with the front-wheel transverse support bar by front-wheel vertical supporting bar swivel joint, one end of the other end of front-wheel vertical supporting bar and two oblique strut bars of front-wheel is connected with turning to strut bar, turn to strut bar to be connected with an end of front-fork by the front-fork swivel joint, the other end of two oblique strut bars of front-wheel respectively with the other end of two vertical strut bars of front-wheel and front-wheel under the two ends of transverse support bar be connected respectively, two preceding wheeling supporting frame locator cards are installed in two joints that the vertical strut bar of front chair is connected with two vehicle body side framework stirrups of vehicle body frame type frame respectively, turn to and be fixed with two pull bar sockets on the strut bar, pull bar is set in this socket, two Foldable pedals are installed in respectively on two oblique strut bars of front-wheel, two trailing wheels fixedly bumper are connected between the two ends of two telescopic oblique strut bars of trailing wheel and back seat transverse support bar, two oblique strut bar swivel joint of trailing wheel are installed in the two ends of front-wheel transverse support bar, two telescopic strut bars of trailing wheel are connected with the front-wheel transverse support bar by two oblique strut bar swivel joint of trailing wheel respectively, two trailing wheels fixedly bumper are installed in respectively between two oblique strut bars of trailing wheel and two the seat vertical supporting bars, two movable damper link locator cards of trailing wheel are separately positioned on seat transverse support bar two ends, one end of two movable bumpers of trailing wheel is arranged on the trailing wheel transverse support bar by the movable bumper rotating head of two trailing wheels respectively, the other end of two movable bumpers of trailing wheel is connected with the two ends of the movable damper link of wheel respectively, described three-wheel folding battery-driven car is under folded state, the front-wheel vertical supporting bar, turn to strut bar, front-fork, transverse support bar under the front-wheel, front-wheel transverse support bar swivel joint, the front-fork swivel joint, the oblique strut bar of front-wheel, the vertical strut bar of front-wheel, front-fork and front-wheel are stored in the protective housing, two telescopic oblique strut bars of trailing wheel are in contraction state, movable bumper of trailing wheel and rear wheel shock-absorbing device connecting rod are stored in the protective housing, described three-wheel folding battery-driven car is under semi-collapsed condition, the front-wheel vertical supporting bar, turn to strut bar, front-fork, transverse support bar under the front-wheel, front-wheel transverse support bar swivel joint, the front-fork swivel joint, the oblique strut bar of front-wheel, the vertical strut bar of front-wheel is in outside the protective housing, the two ends of transverse support bar are connected to respectively on two preceding wheeling supporting frame locator cards under the front-wheel, front-fork is connected on two Foldable pedals, described three-wheel folding battery-driven car is when motoring condition, the two ends of transverse support bar are connected to respectively on two preceding wheeling supporting frame locator cards under the front-wheel, the movable damper link of trailing wheel is connected on the movable damper link locator card of two trailing wheels, and two telescopic oblique strut bars of trailing wheel are in extended configuration.

Principle of work of the present utility model is: described three-wheeled electric vehicle is when folded state, the folded protective housing casing top that is in of folding in the back of seat of three-wheeled electric vehicle, two trailing wheel parts of three-wheeled electric vehicle are stored in the protective housing, the remainder of two trailing wheels is in outside two drift angles of protective housing casing, the dilatory wheel that travels after two trailing wheels of three-wheeled electric vehicle fold as three-wheeled electric vehicle, front-wheel is folded in the protective housing, the pull bar of three-wheeled electric vehicle is in the protective housing drift angle place adjacent with two trailing wheels of three-wheeled electric vehicle, like this, the three-wheel folding battery-driven car is in dilatory car state when folding, two trailing wheels are as the dilatory wheel of drawing car, its outward appearance is just as the dilatory baggage container of routine and be convenient for carrying, and protective housing can reduce the influence to other people; Three-wheeled electric vehicle is when semi-collapsed condition, it is the outside Unscrew in the center of circle with protective housing drift angle place that the front-wheel of three-wheeled electric vehicle supports whippletree, the front-wheel part of three-wheeled electric vehicle is stored in the protective housing, the front-wheel remainder of three-wheeled electric vehicle is in outside the protective housing casing, the front-wheel of three-wheeled electric vehicle and trailing wheel are all as the dilatory wheel that travels, the pull bar of three-wheeled electric vehicle is in the protective housing drift angle place relative with two trailing wheels of three-wheeled electric vehicle, like this, the three-wheel folding battery-driven car can be used as rest chair when half-lap, make things convenient for user's use of having a rest; The three-wheel folding battery-driven car is when motoring condition, battery-driven car front-wheel its front-fork under above-mentioned semi-collapsed condition is the outside Unscrew in the center of circle with the front-fork top, the battery-driven car trailing wheel extends along protection cabinet side diagonal pulls out, the back of seat of Electrical Bicycle is that the center of circle is opened to turning up and is in protective housing casing top with two drift angle axis of protective housing, the battery-driven car front-wheel is the driven by power wheel, this front-wheel is also as wheel flutter, the protective housing pull bar is as battery-driven car steering operation bar, so just can realize the function of three-wheeled electric vehicle effectively, make things convenient for the user.

Description of drawings

Fig. 1 is the structural representation of three-wheel folding battery-driven car under folded state of the utility model one embodiment

Fig. 2 is the structural representation of three-wheel folding battery-driven car under semi-collapsed condition of the utility model one embodiment

Fig. 3 is the structural representation of three-wheel folding battery-driven car under motoring condition of the utility model one embodiment

Wherein, same parts adopt identical numbering to represent in each figure, too much bring confusion to avoid numbering.

The specific embodiment

Be that example illustrates embodiment of the present utility model below with the accompanying drawing.

Fig. 1 is the structural representation of three-wheel folding battery-driven car under folded state of the utility model one embodiment, wherein:

1 is the tumbler seat chair back, 2 is the seat vertical supporting bar, 3 is the vertical strut bar of seat, and overlap with the vertical strut bar projection of front-wheel in the figure, 4 is front-wheel transverse support bar swivel joint, and overlap with transverse support bar projection on the front-wheel in the figure, 5 is the front-wheel vertical supporting bar, 6 is annular pull rod, backguy brake lever hand and motor switch are installed on the annular pull rod, 7 for turning to strut bar, 8 for front-fork and be installed in electronic front-wheel on the front-fork, 9 is the front-fork swivel joint, 10 is the oblique strut bar of front-wheel, 11 is transverse support bar under the front-wheel, 12 is vehicle body side framework stirrup, the telescopic oblique strut bar of 13 trailing wheels, 14 for the trailing wheel transverse support bar and be installed in trailing wheel on the trailing wheel transverse support bar, and the trailing wheel transverse support bar overlaps with oblique strut bar swivel joint of trailing wheel and the projection of the movable bumper rotating head of trailing wheel in the figure, 15 is the movable bumper of trailing wheel, and 16 are the fixing bumper of trailing wheel, and 17 is protective housing, 18 is the back seat transverse support bar, and overlaps with the projection of back of seat swivel joint in the figure; Wherein:

Electronic front-wheel is installed on the front-fork, transverse support bar is can be movable under the front-wheel, and be used for reinforced frame intensity, be in body shell upper lateral position when folding, be in body shell lower, transverse position when travelling, the oblique strut bar of front-wheel is can be movable, direction state under being in tiltedly when folding, be in oblique upper when travelling to state, the vertical strut bar of front-wheel is can be movable, after converging, its upper end is connected in front-wheel transverse support bar swivel joint, after opening, its lower end is connected transverse support bar two ends under the front-wheel, be in horizontality when folding, be in vertical state in orthographic projection when travelling, two vehicle body plane framework stirrups are installed in respectively on the diagonal line of top plan of body shell, two vehicle body side framework stirrups are installed in respectively between the termination that is connected drift angle and two seat vertical supporting bars at two seat vertical supporting bars and back seat transverse support bar two ends, vehicle body frame type frame is installed in the protective housing, the tumbler seat chair back is installed on the back seat transverse support bar at protective housing top by two back of seat swivel joint, transverse support bar is installed between two vertical strut bars of seat and two drift angles of two seat vertical supporting bars difference bonded assemblys on the front-wheel, front-wheel vertical supporting bar swivel joint is installed in transverse support bar middle part on the front-wheel, one end of front-wheel vertical supporting bar, one end of two vertical strut bars of front-wheel all is connected with the front-wheel transverse support bar by front-wheel vertical supporting bar swivel joint, one end of the other end of front-wheel vertical supporting bar and two oblique strut bars of front-wheel is connected with turning to strut bar, turn to strut bar to be connected with an end of front-fork by the front-fork swivel joint, the other end of two oblique strut bars of front-wheel respectively with the other end of two vertical strut bars of front-wheel and front-wheel under the two ends of transverse support bar be connected respectively, two preceding wheeling supporting frame locator cards are installed in two joints that the vertical strut bar of front chair is connected with two vehicle body side framework stirrups of vehicle body frame type frame respectively, turn to and be fixed with two pull bar sockets on the strut bar, pull bar is set in this socket, two Foldable pedals are installed in respectively on two oblique strut bars of front-wheel, two trailing wheels fixedly bumper are connected between the two ends of two telescopic oblique strut bars of trailing wheel and back seat transverse support bar, two oblique strut bar swivel joint of trailing wheel are installed in the two ends of front-wheel transverse support bar, two telescopic strut bars of trailing wheel are connected with the front-wheel transverse support bar by two oblique strut bar swivel joint of trailing wheel respectively, two trailing wheels fixedly bumper are installed in respectively between two oblique strut bars of trailing wheel and two the seat vertical supporting bars, two movable damper link locator cards of trailing wheel are separately positioned on seat transverse support bar two ends, one end of two movable bumpers of trailing wheel is arranged on the trailing wheel transverse support bar by the movable bumper rotating head of two trailing wheels respectively, and the other end of two movable bumpers of trailing wheel is connected with the two ends of the movable damper link of wheel respectively; Described three-wheel folding battery-driven car is when motoring condition, the two ends of transverse support bar are connected to respectively on two preceding wheeling supporting frame locator cards under the front-wheel, the movable damper link of trailing wheel is connected on the movable damper link locator card of two trailing wheels, and two telescopic oblique strut bars of trailing wheel are in extended configuration.

Fig. 2 is the structural representation of three-wheel folding battery-driven car under semi-collapsed condition of the utility model one embodiment, wherein: described three-wheel folding battery-driven car is under semi-collapsed condition, the front-wheel vertical supporting bar, turn to strut bar, front-fork, transverse support bar under the front-wheel, front-wheel transverse support bar swivel joint, the front-fork swivel joint, the oblique strut bar of front-wheel, the vertical strut bar of front-wheel is in outside the protective housing, the two ends of transverse support bar are connected to respectively on two preceding wheeling supporting frame locator cards under the front-wheel, front-fork is connected on two Foldable pedals, under semi-collapsed condition, the vertical strut bar of seat overlaps with the projection of preceding oblique strut bar in Fig. 2.

Fig. 3 is the structural representation of three-wheel folding battery-driven car under motoring condition of the utility model one embodiment, wherein: described three-wheel folding battery-driven car is under folded state, the front-wheel vertical supporting bar, turn to strut bar, front-fork, transverse support bar under the front-wheel, front-wheel transverse support bar swivel joint, the front-fork swivel joint, the oblique strut bar of front-wheel, the vertical strut bar of front-wheel, front-fork and front-wheel are stored in the protective housing, two telescopic oblique strut bars of trailing wheel are in contraction state, movable bumper of trailing wheel and rear wheel shock-absorbing device connecting rod are stored in the protective housing, under folded state, seat vertical supporting bar and preceding vertical strut bar, preceding vertical supporting bar and preceding vertical strut bar, before oblique strut bar and lateral frame stirrup respectively the projection in Fig. 3 overlap.

Process each parts according to reaching above-mentioned explanation shown in the accompanying drawing, and adopt bolt, screw and welding process to be assembled, can finish embodiment of the present utility model.

Three-wheel folding battery-driven car of the present utility model can also be to be respectively arranged with line traffic control location pintle hook lock device and corresponding wire controlling button in back of seat swivel joint, front-wheel transverse support bar swivel joint, front-fork swivel joint, preceding wheeling supporting frame locator card, the telescopic oblique strut bar of trailing wheel, the movable bumper rotating head of trailing wheel, the movable damper link locator card of trailing wheel; The wire controlling button of the line traffic control location pintle hook lock device of back of seat swivel joint is provided with on the back of seat; Front-wheel transverse support bar swivel joint, the front-fork swivel joint, preceding wheeling supporting frame locator card, the wire controlling button of the line traffic control location pintle hook lock device of the telescopic oblique strut bar of trailing wheel is separately positioned on the front-wheel vertical supporting bar, the wire controlling button of the line traffic control location pintle hook lock device of movable damper link of trailing wheel and the movable bumper rotating head of trailing wheel locator card is separately positioned on the movable damper link of trailing wheel, at the movable bumper rotating head of trailing wheel a coupling bush is arranged, one end of the movable bumper of trailing wheel can be along activity before and after the coupling bush of the movable bumper rotating head of trailing wheel, two trailing wheels fixedly bumper are connected between the lower end of two telescopic oblique strut bars of trailing wheel and two vertical strut bars of front-wheel, four steel wires are arranged in the vehicle body plane framework, an elastic circular ring, one end of four steel wires is connected on four angles of vehicle body plane framework, the other end of four steel wires is connected on the elastic circular ring, the trailing wheel transverse support bar of described three-wheel folding battery-driven car adopts expansion link, described three-wheel folding battery-driven car is when folded state, the trailing wheel transverse support bar is in contraction state, described three-wheel folding battery-driven car is when motoring condition, the trailing wheel transverse support bar is in extended configuration, like this can be so that manipulating of three-wheel folding battery-driven car of the present utility model is more convenient, can improve travelling comfort, can improve its mechanical strength, can reduce the volume of three-wheel folding battery-driven car of the present utility model when folding, and when needs travel, improve its trailing wheel spacing, can improve three-wheel folding battery-driven car of the present utility model stability in motion like this.

Three-wheel folding battery-driven car of the present utility model can also be that a sliding block joint head is arranged, a front-wheel longitudinal ligament sliding bar that has line traffic control location pintle hook lock device and corresponding wire controlling button, the sliding block joint head is installed in transverse support bar middle part on the front-wheel, one end of front-wheel longitudinal ligament sliding bar is installed in transverse support bar on the front-wheel by the sliding block joint head, the other end of front-wheel longitudinal ligament sliding bar is connected with the front-wheel vertical supporting bar by front-wheel vertical supporting bar swivel joint, the corresponding wire controlling button of the line traffic control of front-wheel longitudinal ligament sliding bar location pintle hook lock device is installed on the front-wheel vertical supporting bar, like this can be so that three-wheel folding battery-driven car of the present utility model easy to implement.

Three-wheel folding battery-driven car of the present utility model can also be the two ends that are installed in the trailing wheel transverse support bar at the movable damper link locator card of trailing wheel, the movable damper link of trailing wheel is connected the two ends of back seat transverse support bar by the movable bumper rotating head of two trailing wheels, described three-wheel folding battery-driven car is when folded state, two movable damper links of trailing wheel are stored in respectively by two seat vertical supporting bars, like this can be so that three-wheel folding battery-driven car of the present utility model is easy to implement.

Three-wheel folding battery-driven car of the present utility model can also be that two Foldable pedals, a telescopic back of seat (this telescopic back of seat is under the folded state at the three-wheel folding battery-driven car and uses as dilatory case pull bar), a ride control bar and a travel direction master cock are arranged, two Foldable pedals are installed on the front-fork, ride control bar and travel direction master cock are installed on the seat vertical supporting bar, like this can be so that three-wheel folding battery-driven car of the present utility model is easy to implement.

Three-wheel folding battery-driven car of the present utility model can also be that two trailing wheel strut bar swivel joint are arranged, two oblique strut bars of trailing wheel, a trailing wheel fixed lateral strut bar, trailing wheel fixed lateral strut bar is installed in a drift angle limit of protective housing, one end of two oblique strut bars of trailing wheel is connected with trailing wheel fixed lateral strut bar by two trailing wheel strut bar swivel joint respectively, the other end of two oblique strut bars of trailing wheel is connected with the trailing wheel transverse support bar respectively, like this can be so that three-wheel folding battery-driven car of the present utility model is easy to implement.

Three-wheel folding battery-driven car of the present utility model can also be that six chutes are arranged, two have the sliding plate that line traffic control location pintle hook lock device and corresponding wire controlling button are arranged, wherein four chutes are installed in the protective housing top, two chutes are installed in the protective housing bottom, a coulisse is arranged in two chutes at protective housing top, another coulisse is arranged on when described three-wheel folding battery-driven car is in folded state in two chutes of protective housing bottom, this coulisse is arranged on when described three-wheel folding battery-driven car is in motoring condition in two other chute at protective housing top, like this can be so that three-wheel folding battery-driven car of the present utility model is easy to implement.

Three-wheel folding battery-driven car of the present utility model can also be that protective housing, vehicle body frame type frame and chute adopt integral structure, like this can be so that three-wheel folding battery-driven car of the present utility model is easy to implement and can improve its mechanical strength.

The utility model has been introduced a kind of folding using method and three-wheel folding battery-driven car of three-wheeled electric vehicle, the three-wheel folding battery-driven car is mainly by electronic front-wheel, the tumbler seat chair back, the seat vertical supporting bar, the vertical strut bar of seat, front-wheel transverse support bar swivel joint, the front-wheel vertical supporting bar, annular pull rod, turn to strut bar, front-fork, the front-fork swivel joint, the oblique strut bar of front-wheel, transverse support bar under the front-wheel, vehicle body side framework stirrup, the telescopic oblique strut bar of trailing wheel, trailing wheel transverse support bar and be installed in trailing wheel on the trailing wheel transverse support bar, the movable bumper of trailing wheel, trailing wheel is bumper fixedly, component set-ups such as protective housing, can after folding, become conventional draw-bar box or rest chair, reduce the influence that other people are caused with this, and make things convenient for using and carrying of user.

Claims

1. three-wheel folding battery-driven car, include by two vertical strut bars of seat, the vehicle body frame type frame that each termination correspondence of two seat vertical supporting bars and back seat transverse support bar is connected to form, and protective housing, the front-wheel vertical supporting bar, turn to strut bar, front-fork, trailing wheel is bumper fixedly, trailing wheel transverse support bar and be installed in two trailing wheels at trailing wheel transverse support bar two ends, backguy brake lever hand and motor switch, it is characterized in that having an electronic front-wheel, a tumbler seat chair back, two back of seat swivel joint, two vehicle body plane framework stirrups, two vehicle body side framework stirrups, an annular pull rod, transverse support bar on the front-wheel, transverse support bar under the front-wheel, a front-wheel transverse support bar swivel joint, a front-fork swivel joint, two oblique strut bars of front-wheel, two vertical strut bars of front-wheel, two Foldable pedals, two preceding wheeling supporting frame locator cards, two telescopic oblique strut bars of trailing wheel, two oblique strut bar swivel joint of trailing wheel, two movable bumpers of trailing wheel, the movable damper link of trailing wheel, two movable bumper rotating heads of trailing wheel, two movable damper link locator cards of trailing wheel, electronic front-wheel is installed on the front-fork, backguy brake lever hand and motor switch are installed on the annular pull rod, two vehicle body plane framework stirrups are installed in respectively on the diagonal line of top plan of body shell, two vehicle body side framework stirrups are installed in respectively between the termination that is connected drift angle and two seat vertical supporting bars at two seat vertical supporting bars and back seat transverse support bar two ends, vehicle body frame type frame is installed in the protective housing, the tumbler seat chair back is installed on the back seat transverse support bar at protective housing top by two back of seat swivel joint, transverse support bar is installed between two vertical strut bars of seat and two drift angles of two seat vertical supporting bars difference bonded assemblys on the front-wheel, front-wheel vertical supporting bar swivel joint is installed in transverse support bar middle part on the front-wheel, one end of front-wheel vertical supporting bar, one end of two vertical strut bars of front-wheel all is connected with the front-wheel transverse support bar by front-wheel vertical supporting bar swivel joint, one end of the other end of front-wheel vertical supporting bar and two oblique strut bars of front-wheel is connected with turning to strut bar, turn to strut bar to be connected with an end of front-fork by the front-fork swivel joint, the other end of two oblique strut bars of front-wheel respectively with the other end of two vertical strut bars of front-wheel and front-wheel under the two ends of transverse support bar be connected respectively, two preceding wheeling supporting frame locator cards are installed in two joints that the vertical strut bar of front chair is connected with two vehicle body side framework stirrups of vehicle body frame type frame respectively, turn to and be fixed with two pull bar sockets on the strut bar, pull bar is set in this socket, two Foldable pedals are installed in respectively on two oblique strut bars of front-wheel, two trailing wheels fixedly bumper are connected between the two ends of two telescopic oblique strut bars of trailing wheel and back seat transverse support bar, two oblique strut bar swivel joint of trailing wheel are installed in the two ends of front-wheel transverse support bar, two telescopic strut bars of trailing wheel are connected with the front-wheel transverse support bar by two oblique strut bar swivel joint of trailing wheel respectively, two trailing wheels fixedly bumper are installed in respectively between two oblique strut bars of trailing wheel and two the seat vertical supporting bars, two movable damper link locator cards of trailing wheel are separately positioned on seat transverse support bar two ends, one end of two movable bumpers of trailing wheel is arranged on the trailing wheel transverse support bar by the movable bumper rotating head of two trailing wheels respectively, the other end of two movable bumpers of trailing wheel is connected with the two ends of the movable damper link of wheel respectively, described three-wheel folding battery-driven car is under folded state, the front-wheel vertical supporting bar, turn to strut bar, front-fork, transverse support bar under the front-wheel, front-wheel transverse support bar swivel joint, the front-fork swivel joint, the oblique strut bar of front-wheel, the vertical strut bar of front-wheel, front-fork and front-wheel are stored in the protective housing, two telescopic oblique strut bars of trailing wheel are in contraction state, movable bumper of trailing wheel and rear wheel shock-absorbing device connecting rod are stored in the protective housing, described three-wheel folding battery-driven car is under semi-collapsed condition, the front-wheel vertical supporting bar, turn to strut bar, front-fork, transverse support bar under the front-wheel, front-wheel transverse support bar swivel joint, the front-fork swivel joint, the oblique strut bar of front-wheel, the vertical strut bar of front-wheel is in outside the protective housing, the two ends of transverse support bar are connected to respectively on two preceding wheeling supporting frame locator cards under the front-wheel, front-fork is connected on two Foldable pedals, described three-wheel folding battery-driven car is when motoring condition, the two ends of transverse support bar are connected to respectively on two preceding wheeling supporting frame locator cards under the front-wheel, the movable damper link of trailing wheel is connected on the movable damper link locator card of two trailing wheels, and two telescopic oblique strut bars of trailing wheel are in extended configuration.

2. three-wheel folding battery-driven car as claimed in claim 1 is characterized in that being respectively arranged with line traffic control location pintle hook lock device and corresponding wire controlling button in back of seat swivel joint, front-wheel transverse support bar swivel joint, front-fork swivel joint, preceding wheeling supporting frame locator card, the telescopic oblique strut bar of trailing wheel, the movable bumper rotating head of trailing wheel, the movable damper link locator card of trailing wheel; The wire controlling button of the line traffic control location pintle hook lock device of back of seat swivel joint is provided with on the back of seat; Front-wheel transverse support bar swivel joint, the front-fork swivel joint, preceding wheeling supporting frame locator card, the wire controlling button of the line traffic control location pintle hook lock device of the telescopic oblique strut bar of trailing wheel is separately positioned on the front-wheel vertical supporting bar, the wire controlling button of the line traffic control location pintle hook lock device of movable damper link of trailing wheel and the movable bumper rotating head of trailing wheel locator card is separately positioned on the movable damper link of trailing wheel, at the movable bumper rotating head of trailing wheel a coupling bush is arranged, one end of the movable bumper of trailing wheel can be along activity before and after the coupling bush of the movable bumper rotating head of trailing wheel, two trailing wheels fixedly bumper are connected between the lower end of two telescopic oblique strut bars of trailing wheel and two vertical strut bars of front-wheel, four steel wires are arranged in the vehicle body plane framework, an elastic circular ring, one end of four steel wires is connected on four angles of vehicle body plane framework, the other end of four steel wires is connected on the elastic circular ring, the trailing wheel transverse support bar of described three-wheel folding battery-driven car adopts expansion link, described three-wheel folding battery-driven car is when folded state, the trailing wheel transverse support bar is in contraction state, described three-wheel folding battery-driven car is when motoring condition, and the trailing wheel transverse support bar is in extended configuration.

3. three-wheel folding battery-driven car as claimed in claim 1, it is characterized in that having a sliding block joint head, a front-wheel longitudinal ligament sliding bar that has line traffic control location pintle hook lock device and corresponding wire controlling button, the sliding block joint head is installed in transverse support bar middle part on the front-wheel, one end of front-wheel longitudinal ligament sliding bar is installed in transverse support bar on the front-wheel by the sliding block joint head, the other end of front-wheel longitudinal ligament sliding bar is connected with the front-wheel vertical supporting bar by front-wheel vertical supporting bar swivel joint, and the corresponding wire controlling button of the line traffic control location pintle hook lock device of front-wheel longitudinal ligament sliding bar is installed on the front-wheel vertical supporting bar.

4. three-wheel folding battery-driven car as claimed in claim 1, it is characterized in that the movable damper link locator card of trailing wheel is installed in the two ends of trailing wheel transverse support bar, the movable damper link of trailing wheel is connected the two ends of back seat transverse support bar by the movable bumper rotating head of two trailing wheels, described three-wheel folding battery-driven car is when folded state, and two movable damper links of trailing wheel are stored in respectively by two seat vertical supporting bars.

5. three-wheel folding battery-driven car as claimed in claim 1, it is characterized in that having two Foldable pedals, a telescopic back of seat, a ride control bar and a travel direction master cock, two Foldable pedals are installed on the front-fork, and ride control bar and travel direction master cock are installed on the seat vertical supporting bar.

6. three-wheel folding battery-driven car as claimed in claim 1, it is characterized in that having two trailing wheel strut bar swivel joint, two oblique strut bars of trailing wheel, a trailing wheel fixed lateral strut bar, trailing wheel fixed lateral strut bar is installed in a drift angle limit of protective housing, one end of two oblique strut bars of trailing wheel is connected with trailing wheel fixed lateral strut bar by two trailing wheel strut bar swivel joint respectively, and the other end of two oblique strut bars of trailing wheel is connected with the trailing wheel transverse support bar respectively.

7. three-wheel folding battery-driven car as claimed in claim 1, it is characterized in that having six chutes, two have the sliding plate that line traffic control location pintle hook lock device and corresponding wire controlling button are arranged, wherein four chutes are installed in the protective housing top, two chutes are installed in the protective housing bottom, a coulisse is arranged in two chutes at protective housing top, another coulisse is arranged on when described three-wheel folding battery-driven car is in folded state in two chutes of protective housing bottom, and this coulisse is arranged in two other chute at protective housing top when described three-wheel folding battery-driven car is in motoring condition.

8. as claim 1 or 7 described three-wheel folding battery-driven cars, it is characterized in that protective housing, vehicle body frame type frame and chute adopt integral structure.