CN209553404U - Electric motor bicycle with folding - Google Patents

Abstract

The utility model discloses a kind of electric motor bicycle with folding, including front fork, foot pedal and seat support, seat support top is hollow structure, seat support can be rotated around foot pedal rear end, front fork can be rotated around foot-operated front edge of board, when seat support rotates forward to when pushing against with foot pedal, front fork back rotation is contained in the hollow space of seat support and clamping seat support.The folding operation of the utility model is simple, and folding efficiency is high, easy to carry, can greatly reduce storage space.

Description

Electric motor bicycle with folding

Technical field

The utility model relates to a kind of electric vehicles.More specifically, the utility model relates to a kind of electric motor bicycle with folding, belong to Portable traffic technical field of tools.

Background technique

Electric vehicle, i.e. electric drive vehicle can be divided by tire number and structure type: electric bicycle, electric motorcycle Vehicle, electric unicycle, electric four-wheel vehicle, electro-tricycle, Segway Human Transporter etc., China are the first big countries of electric bicycle, electricity Dynamic bicycle is that people's trip provides a great convenience, but because its memory space occupancy is bigger, major consumers market is small Cities and towns and rural area, have some limitations in metropolitan use, then start to emerge a large amount of small foldable electricity in recent years Motor-car also includes the small vehicles such as some Segway Human Transporters, balance car, and wheel footpath is done smaller and smaller, although portability mentions Gao Liao, but comfortableness and security are greatly reduced, and usage experience is unsatisfactory.Therefore, how to make the comfort of electric bicycle With safety under the premise of reaching or approaching full-scale electric bicycle standard, greatly improving its portability is to widely popularize electricity The problem of dynamic bicycle urgent need to resolve.

Utility model content

One purpose of the utility model is to provide a kind of electric motor bicycle with folding, energy fast folding vehicle seat, easy to operate, folding Fold high-efficient, easy to carry, reduction storage space.

In order to realize these purposes and other advantages according to the present utility model, a kind of electric motor bicycle with folding is provided, including Front fork, foot pedal and seat support, seat support top are hollow structure, and seat support can be rotated around foot pedal rear end, front fork It can be rotated around foot-operated front edge of board, when seat support rotates forward to when pushing against with foot pedal, front fork back rotation is contained in vehicle seat The hollow space and clamping seat support of bracket.

Preferably, the electric motor bicycle with folding includes that rear fork folds sub-unit comprising:

A pair of of rear fork folding rod, a pair of of rear fork folding rod are symmetricly set on foot pedal two sides, a pair of of rear fork folding rod it is upper Portion is affixed with seat support, and the lower part of rear fork folding rod has the first extended surface, and the radial section of the first extended surface is arch, and one First extended surface is rotatably connected by rear fork folding shaft and foot pedal rear end, rear fork folding rod is equipped with rear fork and folds limit Retaining ring, rear fork fold limit stop ring and are higher than the first extended surface, the cambered surface of the first extended surface be equipped with radical length from top to bottom according to The secondary first incremental conical surface, first conical surface are higher than the rear fork folding shaft；

A pair of of rear fork folds locking bar, and a pair of of rear fork folds locking bar and is set in the rear fork folding shaft and and foot pedal Rear end is affixed, and rear fork, which folds locking bar top, has the second extended surface, and the contact surface of the second extended surface and the first extended surface is plane, The cambered surface of second extended surface is equipped with radical length second conical surface incremented by successively from top to bottom, and second conical surface is higher than the rear fork Folding shaft；

A pair of of rear fork folding sleeve and casing connecting rod, a pair of of rear fork folding sleeve, which respectively corresponds, is set in a pair of of rear fork folding On bar, and rear fork folding sleeve is arranged rear fork and folds limit stop ring, and rear fork folding sleeve inner wall is radially equipped with limited block, limits Block folds limit stop ring lower than rear fork, and described sleeve pipe connecting rod connects a pair of of rear fork folding sleeve, formed for lifting a pair of of rear fork The holding part of folding sleeve；

A pair of of casing reset spring, a pair of of casing reset spring, which respectively corresponds, to be set on a pair of of rear fork folding rod, casing The lower end of reset spring is abutted with limited block, upper end folds limit stop ring with rear fork and abuts；

Wherein, when the elastic force of casing reset spring makes rear fork folding sleeve be set in the first extended surface and the second extended surface When outside the cylindrical structure of formation, first conical surface and the second cone match form the resistance that limitation rear fork folding sleeve moves downward Hinder, when casing reset spring, which is compressed into rear fork folding sleeve, is detached from the second extended surface, rear fork folding rod can be around the rear fork Folding shaft rotation.

Preferably, the electric motor bicycle with folding further includes that front fork folds sub-unit comprising:

Front fork folding connecting rod is inclined between front fork and foot-operated front edge of board, the upper end of the front fork folding connecting rod With front fork is affixed, lower end is rotatably connected by front fork folding shaft and foot-operated front edge of board, the front fork folding connecting rod is towards foot-operated The side lower of plate offers sliding slot；

Front fork folds sliding block and front fork folds spacer pin, and the front fork folds sliding block and is slidably disposed on the sliding slot Interior, the front fork folding spacer pin is threaded through on the front fork folding sliding block and both ends each extend to the front fork and fold outside sliding block Portion, the front fork folds spacer pin, and vertically the front fork folds the glide direction of sliding block；

Sliding block reset spring, it is affixed that the upper end and the front fork folding connecting rod be affixed, lower end and the front fork fold sliding block, The elastic force of the sliding block reset spring can drive the front fork to fold sliding block and slide in the sliding slot；

A pair of of front fork folds limit plate, and a pair of of front fork folds limit plate and is symmetricly set on front fork folding connecting rod lower end Two sides, a pair of of front fork fold limit plate and are set in the front fork folding shaft and affixed with foot-operated front edge of board, front fork folding The top of limit plate is the arcuate structure that height is successively successively decreased along the direction close to foot pedal, and offers the upper limit on arc side edge Position notch and lower limit notch, the both ends that the front fork folds spacer pin can be fastened on a pair of of upper limit notch or a pair of of lower limit On notch；

Wherein, it is lacked when the elastic force of the sliding block reset spring makes the front fork folding spacer pin be fastened on a pair of of upper limit When on mouth, front fork is in unfolded state, is fastened on when the elastic force of the sliding block reset spring makes the front fork fold spacer pin When on a pair of of lower limit notch, front fork is in folded state.

Preferably, the top of the sliding slot is installed with convex block, and the upper end of the sliding block reset spring and the convex block are solid It connects, the front fork, which folds, is connected with cylindric drawing ear on sliding block, draw and offer cylindric through-hole in the middle part of ear.

Preferably, upper limit notch is higher than foot pedal, and upward, lower limit notch is lower than the opening direction of upper limit notch Foot pedal, the opening direction of lower limit notch towards the rear-wheel of electric motor bicycle with folding and parallel with foot pedal, upper limit notch and under Spacing breach is in the class v-shaped structure that angle is 45 °.

Preferably, the quantity of each rear fork folding sleeve inner limited block is 2, and 2 limited blocks are folded about rear fork to be covered The axisymmetrical of pipe.

Preferably, described sleeve pipe connecting rod is U-shaped structure, the U-shaped both ends side wall pair with a pair of of rear fork folding sleeve respectively It answers affixed.

Preferably, the electric motor bicycle with folding further includes handle bar folding sub-unit comprising:

Handle bar folding axis, level are installed in front fork upper end, and, the handlebar parallel with the direction of travel of electric motor bicycle with folding Folding shaft is the cylindrical shape of open at both ends, and the rear end of the handle bar folding axis is equipped with cover board, and the handle bar folding axis leans on front end Outer wall on along its axial direction offer upper groove and lower groove；

A pair of of handlebar, the upper end of handlebar forms holding part, lower end is connected with handle bar folding fixed hub, and handle bar folding is fixed Axle sleeve is circular ring shape, and a pair of of handle bar folding fixed hub is spliced to form circular ring shape, and a pair of of handle bar folding fixed hub one is previous It is set on the handle bar folding axis afterwards, handle bar folding fixed hub inner wall is corresponded to and lacked at the upper groove equipped with the first limit It is equipped with the second spacing breach at mouth, the corresponding lower groove, the first spacing breach and the second spacing breach are respectively positioned on a pair of of handlebar The edge of fixed hub contact surface is folded, and a pair of first spacing breach cooperatively forms the first cavity of hemispherical, a pair second Spacing breach cooperatively forms the second cavity of hemispherical；

Handlebar locking assembly comprising: handle-bar lock pilled-in selvedge lid, a pair of of handlebar positioning ball, handle-bar lock strain at bar, handle-bar lock Strain at bar briquetting, a pair of of handlebar locking spring, handlebar locking spring pad plate, handlebar lock shaft, the handle-bar lock pilled-in selvedge Gai Yuyuan It is abutted on front side of handle bar folding fixed hub from the cover board, the top of one of handlebar positioning ball is accommodated in described first In cavity, lower container in the upper groove, the top of another handlebar positioning ball is accommodated in the lower groove, lower part Be accommodated in second cavity, the handle-bar lock strain at bar and the handle-bar lock to strain at bar briquetting be U-shaped structure, the vehicle Locking pull rod and the handle-bar lock are strained at bar briquetting to be vertically arranged, and the handle-bar lock strain at bar open end and the vehicle The open end correspondence of locking pull rod briquetting is detachably connected, the handle-bar lock strains at the closed end and the handle-bar lock pilled-in selvedge of bar The medial surface of lid is hinged, and the handle-bar lock strains at vertical plane of the bar where it and rotates around hinge, and the handlebar locks spring pad Offer first through hole on plate, the handlebar locking spring pad plate be set in that the handle-bar lock strains at bar by first through hole two On straight flange and the inner wall of side wall and the handle bar folding axis is affixed, and a pair of of handlebar locking spring, which respectively corresponds, is set in the handlebar On two straight flanges for locking pull rod, one end of handlebar locking spring and the handlebar lock spring pad plate abut, the other end with it is described Handle-bar lock strains at bar briquetting abutting, the handlebar lock shaft include first cylinder at both ends and between two the first cylinders the Two cylinders, the second cylinder level of the handlebar lock shaft are threaded through the empty slot that the handle-bar lock strains at the formation of two straight flange of bar briquetting It is interior, and two the first cylinders protrude horizontally up the handle bar folding axis, the axis of the first cylinder and the second cylinder is parallel but is not overlapped, The part that two the first cylinders stretch out the handle bar folding axis is connected with the handlebar locking rocking bar of its rotation of manipulation；

Wherein, the axis of the first cylinder and the second cylinder is arranged are as follows: when handlebar locking rocking bar turns to limit inferior position When setting, a pair of of handlebar locking spring, which supports the handle-bar lock and strains at bar briquetting to the handle-bar lock, strains at bar briquetting and the cover board Gapless, a pair of of handlebar positioning ball respectively correspond be fastened on first cavity and the upper groove and the lower groove and In second cavity, the rotation of a pair of of handlebar is limited, when handlebar locking rocking bar turns to upper limit position, the second circle Column drives the handle-bar lock to strain at and moves to that the handle-bar lock strains at bar briquetting and the cover board generates gap, Yi Duiche on bar briquetting Positioning ball respectively out of corresponding first cavity and the upper groove and the lower groove and second cavity It exits, does not interfere the rotation of a pair of of handlebar.

Preferably, the electric motor bicycle with folding further includes the flexible sub-unit of upright bar comprising:

A pair of of upright bar, the upper end of a pair of of upright bar is affixed with the handle bar folding axis, and each upright bar is axially inside opened Equipped with the second through-hole, the lower end of each upright bar extends downwardly a pair of of elastic piece；

Two sets of upright bar telescopic components, every set upright bar telescopic component include that transmission steel wire, upright bar telescopic locking pin, upright bar are stretched Contracting locking spring, the upper end for being driven steel wire are mounted on the handlebar lock shaft, and transmission steel wire passes through the second through-hole, are driven steel wire Lower end be mounted on upright bar telescopic locking pin, upright bar telescopic locking pin includes bar portion, block portion from top to bottom, and the outer diameter of block portion is big In the outer diameter of bar portion, upright bar telescopic locking spring is set in bar portion, and the bottom of upright bar is supported in the upper end of upright bar telescopic locking spring The top surface of block portion is supported in face, lower end, and the periphery of block portion is equipped with outer conical slide；

Pair of sliding casing, the inside of each sliding sleeve are equipped with the interior conical slide with the cooperation of outer conical slide, often The outside of a sliding sleeve is detachably connected with a pair of of elastic piece and junction is located at sliding sleeve equipped with interior conical slide Part；

The lower end of a pair of of fixed sleeving, a pair of of fixed sleeving connects front-wheel hub by front fork structure bearing；

Wherein, when handlebar locking rocking bar turns to upper limit position, transmission steel wire promotes upright bar telescopic locking pin It is detached from interior conical slide to outer conical slide, a pair of of elastic piece does not stress, the connection that upright bar, a pair of of elastic piece, sliding sleeve are formed Dynamic structure can slide into inside fixed sleeving along axially free, when handlebar locking rocking bar turns to lower limit position, stand Bar telescopic locking spring pushes upright bar telescopic locking pin to outer conical slide to protrude into interior conical slide, and a pair of of elastic piece is by outer swollen Power, the outside dimension of linkage structure are greater than the internal diameter of fixed sleeving.

Preferably, the electric motor bicycle with folding further include: a pair carries tugboat and a carrying tugboat axis, carries tugboat Axis is installed in the front fork folding connecting rod backwards to the side lower end of foot pedal, and a pair carries tugboat and is symmetrically set in carrying tugboat axis Both ends.

The utility model is include at least the following beneficial effects: the seat support top of the utility model is hollow structure, folding It may be implemented to intersect dislocation with front fork space when folded, it is synchronous to carry out length when carrying out two height of handlebar and vehicle seat and folding It shrinks, and increases front axle to the wheelbase of front fork folding shaft, contractive effect when front fork folds to vehicle commander's degree can be improved, It can also do right angle using front-wheel and two tugboats after folding and stand up, be further reduced space occupied, while also can be used two A tugboat is dilatory to carry vehicle, and portability is higher, in addition, may be implemented folding a pair of of vehicle using handle bar folding and upright bar are flexible When, it is synchronous to shorten upright bar, reduce height, handle bar folding can be completed in a folding step and upright bar is flexible, operate it is simpler, Folding efficiency and effect are higher, easily portable.

The further advantage, target and feature of the utility model will be partially reflected by the following instructions, and part will also pass through Research and practice to the utility model and be understood by the person skilled in the art.

Detailed description of the invention

Fig. 1 is the front fork of electric motor bicycle with folding and the expansion solid knot of rear fork described in the utility model one of which technical solution Composition；

Fig. 2 is the front fork of electric motor bicycle with folding and the folding stereo knot of rear fork described in the utility model one of which technical solution Composition；

Fig. 3 is the front fork of electric motor bicycle with folding and the expansion plane of rear fork described in the utility model one of which technical solution Figure；

Fig. 4 is that the rear fork of electric motor bicycle with folding described in the utility model one of which technical solution folds the signal of sub-unit Figure；

Fig. 5 is that the front fork of electric motor bicycle with folding described in the utility model one of which technical solution folds the signal of sub-unit Figure；

Fig. 6 is the front fork of electric motor bicycle with folding and the explosive view of rear fork described in the utility model one of which technical solution；

Fig. 7 is the handlebar of electric motor bicycle with folding and the expansion plane of upright bar described in the utility model one of which technical solution Figure；

Fig. 8 is the handlebar of electric motor bicycle with folding and the folding plane of upright bar described in the utility model one of which technical solution Figure；

Fig. 9 is the section view of the handle bar folding sub-unit of electric motor bicycle with folding described in the utility model one of which technical solution Figure；

Figure 10 is the section view of the flexible sub-unit of upright bar of electric motor bicycle with folding described in the utility model one of which technical solution Figure；

Figure 11 is the handlebar of electric motor bicycle with folding and the cross-sectional view of upright bar described in the utility model one of which technical solution；

Figure 12 is the handlebar of electric motor bicycle with folding and the explosive view of upright bar described in the utility model one of which technical solution.

Specific embodiment

The following describes the utility model in further detail with reference to the accompanying drawings, to enable those skilled in the art referring to explanation Book text can be implemented accordingly.

It should be appreciated that such as " having ", "comprising" and " comprising " term used herein do not allot one or more The presence or addition of a other elements or combinations thereof.

As shown in figs. 1 to 6, the utility model provides a kind of electric motor bicycle with folding, including front fork, foot pedal and vehicle seat branch Frame, which is characterized in that seat support top is hollow structure, and seat support can be rotated around foot pedal rear end, and front fork can be around foot-operated Front edge of board rotation, when seat support rotates forward to when pushing against with foot pedal, front fork back rotation is contained in seat support Empty part and clamping seat support.

In this technical solution, first seat support is rotated forward, abuts it with foot pedal, then before back rotation Fork carries out intersecting dislocation storage front fork using the hollow space of seat support, so as to shorten the folded length of vehicle and height, greatly It is big to reduce occupied space, it is also convenient for carrying, folding effect is more preferable.

In another technical solution, the electric motor bicycle with folding includes that rear fork folds sub-unit comprising:

A pair of of rear fork folding rod 1, a pair of of rear fork folding rod 1 are symmetricly set on foot pedal two sides, and foot pedal is horizontally set on Between front fork and rear fork, the top of a pair of of rear fork folding rod 1 and seat support are affixed, and the lower part of rear fork folding rod 1 has first Extended surface 2, the radial section of the first extended surface 2 are arch, after a pair of first extended surface 2 is by rear fork folding shaft 3 and foot pedal End is rotatably connected, and the fixation of rear fork folding shaft 3 is threaded through foot pedal rear end and both ends and is pierced by the two sides of foot pedal, Yi Dui respectively The lower end of one extended surface 2 respectively corresponds on the rotatable both ends for being set in rear fork folding shaft 3, and rear fork folding rod 1 is equipped with rear fork Limit stop ring 4 is folded, rear fork folds limit stop ring 4 and is higher than the first extended surface 2, and the cambered surface of the first extended surface 2 is equipped with radial long First conical surface 5 incremented by successively from top to bottom is spent, first conical surface 5 is higher than the rear fork folding shaft 3；

A pair of of rear fork folds locking bar 6, and a pair of of rear fork folds locking bar 6 and is set in the rear fork folding shaft 3 and and foot Pedal rear end is affixed, and rear fork, which folds 6 top of locking bar, has the second extended surface 7, the contact of the second extended surface 7 and the first extended surface 2 Face is plane, and the second extended surface 7 forms cylindric with 2 split of the first extended surface, and the cambered surface of the second extended surface 7 is equipped with radial long Second conical surface 8 incremented by successively from top to bottom is spent, second conical surface 8 is higher than the rear fork folding shaft 3；

A pair of of rear fork folding sleeve 9 and casing connecting rod 10, a pair of of rear fork folding sleeve 9, which respectively corresponds, is set in a pair of of rear fork On folding rod 1, and rear fork folding sleeve 9 is arranged rear fork and folds limit stop ring 4, and 9 inner wall of rear fork folding sleeve is radially equipped with limit Position block, limited block can be rectangular, or cylindrical, limited block folds limit stop ring 4, described sleeve pipe connecting rod lower than rear fork 10 connect a pair of of rear fork folding sleeve 9, form the holding part for lifting a pair of of rear fork folding sleeve 9；

A pair of of casing reset spring 11, a pair of of casing reset spring 11, which respectively corresponds, to be set on a pair of of rear fork folding rod 1, The lower end of casing reset spring 11 is abutted with limited block, upper end folds limit stop ring 4 with rear fork and abuts；

Wherein, prolong when the elastic force of casing reset spring 11 makes rear fork folding sleeve 9 be set in the first extended surface 2 and second When stretching outside the cylindrical structure of the formation of face 7, first conical surface 5 and second conical surface 8 cooperatively form limitation rear fork folding sleeve 9 and transport downwards Dynamic obstruction, rear fork folding sleeve 9 locks a pair of of rear fork folding rod 1 at this time and a pair of of rear fork folds locking bar 6, and a pair of of rear fork folds Bar 1 cannot rotate, and rear fork keeps unfolded state, prolong when casing reset spring 11 is compressed into the disengaging of rear fork folding sleeve 9 second When the face 7 of stretching, rear fork folding rod 1 can be rotated around the rear fork folding shaft 3, be driven under the turning effort of a pair of of rear fork folding rod 1 Rear fork rotates together, folds into rear fork on foot pedal, reduces the height of rear fork, while shortening the length of vehicle.

In this technical solution, when lifting casing connecting rod 10, a pair of of rear fork folding sleeve 9 be will be shifted up, when above moving to When a pair of of rear fork folding sleeve 9 is detached from a pair of of rear fork folding locking bar 6, a pair of of rear fork folding rod 1 loses constraint, can fold around rear fork Axis 3 rotates, and then drives rear fork rotation, folds into rear fork on foot pedal, at this point, rear fork is in folded state, realizes rear fork The reduction of height and the shortening of vehicle commander's degree, when rear fork is unfolded, a pair of of rear fork folding rod 1 is around the rotation of rear fork folding shaft 3 to expansion Position lifts casing connecting rod 10, moves up a pair of of rear fork folding sleeve 9, and a pair of of rear fork folding rod 1 and a pair of of rear fork fold at this time Locking bar 6 stitches and fastens to form cylindric, release casing connecting rod 10, promotion a pair under the action of a pair of of casing reset spring 11 Rear fork folding sleeve 9 moves down, and makes a pair of of rear fork folding sleeve 9 is corresponding to be arranged a pair of of rear fork folding rod 1 and a pair of of rear fork fold latch Bar 6, the inner wall of first conical surface 5 and second conical surface 8 and rear fork folding sleeve 9 pushes against at this time, under limitation rear fork folding sleeve 9 continues It moves, and a pair of of rear fork folding rod 1 is locked by a pair of of rear fork folding sleeve 9, cannot be rotated, so that rear fork is locked at expansion shape State.When using this technical solution, rear fork folding sleeve 9 and rear fork folding rod 1 are cooperated by first conical surface 5 and second conical surface 8, Fit clearance can be eliminated, vibration is reduced, structural stability is improved, is also convenient for rear fork folding sleeve 9 and exits, avoids becoming because of stress Shape causes rear fork folding sleeve 9 stuck.

In another technical solution, the electric motor bicycle with folding further includes that front fork folds sub-unit comprising:

Front fork folding connecting rod 12 is inclined between front fork and foot-operated front edge of board, the front fork folding connecting rod 12 Upper end and front fork are affixed, lower end is rotatably connected by front fork folding shaft 13 and foot-operated front edge of board, front fork folding shaft 13 and foot-operated The affixed and direction of travel with electric motor bicycle with folding of front edge of board is vertical, and the lower end of front fork folding connecting rod 12 is rotatably set in front fork The side lower at the middle part of folding shaft 13, front fork folding connecting rod 12 towards the foot pedal offers sliding slot 14；

Front fork folds sliding block 15 and front fork folds spacer pin 16, and the front fork folding sliding block 15 is slidably disposed on described In sliding slot 14, the front fork folding spacer pin 16 is threaded through on the front fork folding sliding block 15 and both ends each extend to the front fork It folds outside sliding block 15, front fork folds spacer pin 16 can be rod-shaped for cylinder, or rectangular rod-shaped, front fork folds spacer pin 16 Both ends be located at except sliding slot 14, the front fork folds the glide direction that the vertical front fork of spacer pin 16 folds sliding block 15；

Sliding block reset spring 17, the upper end and front fork folding connecting rod 12 is affixed, lower end and the front fork fold sliding block 15 is affixed, and the elastic force of the sliding block reset spring 17 can drive the front fork to fold sliding block 15 and slide in the sliding slot 14；

A pair of of front fork folds limit plate 18, and a pair of of front fork folds limit plate 18 and is symmetricly set on the front fork folding connecting rod 12 The two sides of lower end, a pair of of front fork fold limit plate 18 and are set in the front fork folding shaft 13 and consolidate with foot-operated front edge of board It connects, front fork folds the arcuate structure that the top of limit plate 18 is successively successively decreased for height along the direction close to foot pedal, and arc side side Offer upper limit notch 19 and lower limit notch 20 on edge, front fork folds limit plate 18 similar to sector structure, and fan-shaped cambered surface Upward, the both ends that the front fork folds spacer pin 16 can be fastened on a pair of of upper limit notch 19 or a pair of of lower limit notch 20；

Wherein, a pair of of upper limit is fastened on when the elastic force of the sliding block reset spring 17 makes the front fork fold spacer pin 16 When on the notch 19 of position, front fork is in unfolded state, when the elastic force of the sliding block reset spring 17 makes the front fork fold limit When pin 16 is fastened on a pair of of lower limit notch 20, front fork is in folded state.

In this technical solution, when the upper folding sliding block 15 of fork in advance, front fork folds sliding block 15 and drives front fork to roll over simultaneously Folded spacer pin 16 moves up, and so that front fork is folded spacer pin 16 and exits from a pair of of upper limit notch 19, at this time front fork folding connecting rod 12 Constraint is lost, can be rotated around front fork folding shaft 13, and then front fork is driven to rotate together, realizes the folding of front fork, and front fork folds The both ends of spacer pin 16 slide down to the rotation of front fork folding connecting rod 12 extremely along the top surface that a pair of of front fork folds limit plate 18 respectively Folding position is slided at this point, front fork is pushed to fold sliding block 15 under the action of sliding block reset spring 17, front fork is made to fold spacer pin 16 both ends are fastened in a pair of of lower limit notch 20, and front fork folding connecting rod 12, which is defined, to be rotated, and front fork locking is being rolled over Overlapping state prevents to slide, guarantee fold stability, when it is upper in advance fork fold sliding block 15 make front fork fold spacer pin 16 from When exiting in a pair of of lower limit notch 20, front fork folding connecting rod 12 loses constraint, can rotate around front fork folding shaft 13, front fork is rolled over When the folded rotation of axis 13 to expanded position, pushes front fork to fold sliding block 15 under the action of sliding block reset spring 17 and glide, make front fork The both ends for folding spacer pin 16 are fastened in a pair of of upper limit notch 19, at this point, front fork folding connecting rod 12, which is defined, to be rotated, By front fork locking in unfolded state, prevent to slide, guarantees safety when riding.When using this technical solution, front fork It folds and unfolds and position is locked by front fork folding spacer pin 16 and a pair of of upper limit notch 19, a pair of of lower limit notch 20 It sets, as long as there is gap between the two, sliding block reset spring 17 will push down on front fork and fold spacer pin 16 to eliminate gap, mention The stability of high structure.

In another technical solution, the top of the sliding slot 14 is installed with convex block 21, the sliding block reset spring 17 Upper end and the convex block 21 are affixed, and the front fork, which folds, is connected with cylindric drawing ear 22 on sliding block 15, draw and offer in the middle part of ear 22 Cylindric through-hole.It is arranged convenient for the upper end of sliding block reset spring 17 to be secured on front fork folding connecting rod 12 after convex block 21, and draws The setting of ear 22 lifts front fork convenient for user and folds sliding block 15, and make front fork folds and unfolds more convenient and quicker.

In another technical solution, upper limit notch 19 be higher than foot pedal, the opening direction of upper limit notch 19 upward, Lower limit notch 20 is lower than foot pedal, the opening direction of lower limit notch 20 towards electric motor bicycle with folding rear-wheel and with foot pedal it is flat The class v-shaped structure that row, upper limit notch 19 and lower limit notch 20 are 45 ° in angle.Upper limit notch 19 is higher than foot pedal When, locking front fork folding connecting rod 12 after facilitating front fork to be unfolded can be such that front fork stores completely when lower limit notch 20 is lower than foot pedal In the hollow space of seat support, the height for folding rear car is further decreased, and the card of 45 ° of class v-shaped structure notch sets effect Most preferably.

In another technical solution, the quantity of each 9 inner limited block of rear fork folding sleeve is 2,2 limited blocks about The axisymmetrical of rear fork folding sleeve 9.2 limited blocks, which are symmetrical arranged, can firmly abut casing reset spring 11, guarantee to fold The stability and safety of electric vehicle.

In another technical solution, described sleeve pipe connecting rod 10 is U-shaped structure, and U-shaped both ends are folded with a pair of of rear fork respectively The side wall of casing 9 corresponds to affixed.The casing connecting rod 10 of U-shaped structure can facilitate affixed with a pair of of rear fork folding sleeve 9.

In another technical solution, as shown in Fig. 7~12, the electric motor bicycle with folding further includes that the folding point of handlebar 27 is total At comprising:

Handle bar folding axis 23, level are installed in front fork upper end, and, the vehicle parallel with the direction of travel of electric motor bicycle with folding It is the cylindrical shape of open at both ends, i.e. 23 open at both ends of handle bar folding axis and hollow folding shaft 23, the handle bar folding axis 23 Rear end is equipped with cover board 24, and the handle bar folding axis 23 offers upper groove 25 and lower groove along its axial direction on the outer wall of front end 26；Upper groove 25 and lower groove 26 are located at the top and bottom of handle bar folding axis 23 and the axis about handle bar folding axis 23 Symmetrically；

A pair of of handlebar 27, the V-shaped structure of a pair of of handlebar 27, the upper end of handlebar 27 forms holding part, lower end is connected with handlebar Fixed hub 28 is folded, handlebar 27 is affixed by hemispherical connector and handle bar folding fixed hub 28, and the diameter of connector is One times of 28 width of handle bar folding fixed hub, the lower end of handlebar 27 and the spherical surface center of connector are affixed, and handle bar folding is fixed Axle sleeve 28 and the plane side of connector are affixed, and handle bar folding fixed hub 28 is circular ring shape, and a pair of of handle bar folding fixing axle Set 28 is spliced to form circular ring shape, and the handle bar folding fixed hub 28 of two circular ring shapes remains as circular ring shape after stitching and fastening, and one Handle bar folding fixed hub 28 is set in tandem on the handle bar folding axis 23, a pair of of handle bar folding fixed hub 28 It is arranged latter in the same vertical plane to handlebar 27,28 inner wall of handle bar folding fixed hub corresponds to be equipped at the upper groove 25 It is equipped with the second spacing breach at first spacing breach, the corresponding lower groove 26, the first spacing breach and the second spacing breach are equal Positioned at the edge of a pair of of 28 contact surface of handle bar folding fixed hub, and a pair of first spacing breach cooperatively forms hemispherical first Cavity, a pair of second spacing breach cooperatively form the second cavity of hemispherical；

Handlebar locking assembly comprising: handle-bar lock pilled-in selvedge lid 29, a pair of of handlebar positioning ball 30, handle-bar lock strain at bar 31, Handle-bar lock strains at bar briquetting 32, a pair of of handlebar locking spring 33, handlebar locking spring pad plate 34, handlebar lock shaft 35, the vehicle Being abutted on front side of locking side lid 29 and the handle bar folding fixed hub 28 of the separate cover board 24, one of handlebar positioning ball 30 top is accommodated in first cavity, lower container is in the upper groove 25, another handlebar positioning ball 30 Top is accommodated in the lower groove 26, lower container is in second cavity, handlebar 27 during rotation, a pair of of handlebar Positioning ball 30 is exited out of the first cavity and the second cavity, can only be rolled back in upper groove 25 and lower groove 26, be worked as vehicle When being locked at expansion or folding position 27, a pair of of handlebar positioning ball 30 is fastened on the first cavity, the second cavity and fovea superior In slot 25, lower groove 26, cannot roll, the handle-bar lock strain at bar 31 and the handle-bar lock to strain at bar briquetting 32 be U-shaped knot Structure, the handle-bar lock strains at bar 31 and the handle-bar lock strains at bar briquetting 32 and is vertically arranged, and the handle-bar lock strains at bar 31 Open end it is corresponding with the open end that the handle-bar lock strains at bar briquetting 32 be detachably connected, handle-bar lock strains at the open end of bar 31 The open end for straining at bar briquetting 32 with handle-bar lock is detachably connected by two screws, and the handle-bar lock strains at bar 31 Closed end and the medial surface of the handle-bar lock pilled-in selvedge lid 29 are hinged, and the handle-bar lock strains at vertical plane of the bar 31 where it around hinge Point rotation, the handlebar lock and offer first through hole on spring pad plate 34, and the handlebar locking spring pad plate 34 passes through first Through-hole is set in that the handle-bar lock strains on two straight flanges of bar 31 and the inner wall of side wall and the handle bar folding axis 23 is affixed, a pair of Handlebar locking spring 33, which respectively corresponds, to be set in the handle-bar lock and strains on two straight flanges of bar 31, one end of handlebar locking spring 33 Spring pad plate 34 abuts, the other end strains at bar briquetting 32 with the handle-bar lock and abuts with handlebar locking, the handlebar locking The first cylinder and the second cylinder between two the first cylinders that axis 35 includes both ends, the second circle of the handlebar lock shaft 35 Column level is threaded through the handle-bar lock and strains in the empty slot of 32 liang of straight flanges of bar briquetting formation, and two the first cylinders protrude horizontally up institute State handle bar folding axis 23, the axis of the first cylinder and the second cylinder is parallel but is not overlapped, and two the first cylinders stretch out the handlebars The part of folding shaft 23 is connected with the handlebar locking rocking bar 36 of its rotation of manipulation；When bassinet is locking rocking bar 36, handlebar locking Axis 35 is rotated around the axis of the first cylinder, and the axis of the second cylinder is not overlapped with the axis of the first cylinder, is eccentric shaft, therefore When second cylinder turns to different positions, with handle-bar lock strain at 32 liang of straight flanges of bar briquetting between at a distance from it is also different, work as movement When to top, handle-bar lock can be supported strain at bar briquetting 32 and move up；

Wherein, the axis of the first cylinder and the second cylinder is arranged are as follows: when handlebar locking rocking bar 36 turns to limit inferior When position, a pair of of handlebar locking spring 33 support the handle-bar lock strain at bar briquetting 32 to the handle-bar lock strain at bar briquetting 32 with 24 gapless of cover board, a pair of of handlebar positioning ball 30 respectively correspond be fastened on first cavity and the upper groove 25 with And in the lower groove 26 and second cavity, the rotation of a pair of of handlebar 27 is limited, when handlebar locking rocking bar 36 rotates When to upper limit position, the second cylinder drives the handle-bar lock to strain at and moves to the handle-bar lock on bar briquetting 32 and strain at bar briquetting 32 Gap is generated with the cover board 24, a pair of of handlebar positioning ball 30 is respectively from corresponding first cavity and the upper groove 25 And exited in the lower groove 26 and second cavity, the rotation of a pair of of handlebar 27 is not interfered.

The handle bar folding of existing electric vehicle mostly uses 45 ° of inclined shaft folding modes, and height may be implemented in a jackknife action With the compression of width both direction, but its fold rear bar be vertical vehicle body middle line side, volume after folding is still larger, and Scooter mostly uses handlebar cross bar to fold, the flexible folding mode of vertical bar, but could complete there are two folding step, is folded over Journey is comparatively laborious, and in this technical solution, when handlebar 27 is located at expanded position, handlebar locking rocking bar 36 is located at limit inferior position It sets, handle-bar lock strains at bar briquetting 32 and is in horizontality at this time, supports under the resilient force of a pair of of handlebar locking spring 33 Handle-bar lock strains at bar briquetting 32, and handle-bar lock is made to strain at bar briquetting 32 and 24 gapless of cover board, and a pair of of card of handlebar positioning ball 30 is set In the first cavity and upper groove 25 and lower groove 26 and the second cavity, a pair of of handlebar 27 is locked in expanded position, when need When handlebar 27 is folded, bassinet is locking rocking bar 36 to upper limit position, and the axis of the second cylinder moves up at this time, is higher than the Handle-bar lock can be strained at 31 briquetting of bar jack-up, move up it, and then handle-bar lock is made to strain at bar pressure by the axis of one cylinder, the second cylinder Gap is generated between block 32 and cover board 24, the abutting power between handle-bar lock pilled-in selvedge lid 29 and handle bar folding fixed hub 28 reduces, in people Under power effect, the elastic force of 27 locking spring of handlebar can be overcome, move a pair of of handle bar folding fixed hub 28 respectively to two sides, Exit a pair of of handlebar positioning ball 30 from the first cavity and the second cavity, a pair of of handlebar 27 loses constraint at this time, can be to backspin Folding position is gone to, is shaken behind a pair of of handlebar 27 rotation to folding position, then by handlebar locking rocking bar 36 to lower limit position, it can A pair of of handlebar 27 is locked in folding position.

In another technical solution, the electric motor bicycle with folding further includes the flexible sub-unit of upright bar comprising:

A pair of of upright bar 37, the upper end of a pair of of upright bar 37 is affixed with the handle bar folding axis 23, each 37 inside edge of upright bar Axial to offer the second through-hole, the lower end of each upright bar 37 extends downwardly a pair of of elastic piece, and elastic piece is with certain arc The planar structure of degree, a pair of of elastic piece form outer distending mouth；

Two sets of upright bar telescopic components, every set upright bar telescopic component include transmission steel wire 38, upright bar telescopic locking pin 39, stand The upper end of bar telescopic locking spring 40, transmission steel wire 38 is mounted on the handlebar lock shaft 35, the rotation of handlebar lock shaft 35 The folding and unfolding of transmission steel wire 38 is driven, transmission steel wire 38 passes through the second through-hole, and the lower end of transmission steel wire 38 is mounted on the flexible lock of upright bar On tight pin 39, upright bar telescopic locking pin 39 includes bar portion, block portion from top to bottom, and the outer diameter of block portion is greater than the outer diameter of bar portion, block portion Can be rotary table or cone-shaped structure, upright bar telescopic locking spring 40 is set in bar portion, upright bar telescopic locking spring 40 it is upper The bottom surface of upright bar 37 is supported at end, the top surface of block portion is supported in lower end, and the periphery of block portion is equipped with outer conical slide, and outer conical slide is circle The outer diameter of mesa-shaped, outer conical slide is gradually reduced from top to bottom；

Pair of sliding casing 41, the inside of each sliding sleeve 41 are equipped with the interior sliding cone with the cooperation of outer conical slide Face, interior conical slide be it is round table-like, the internal diameter of interior conical slide is gradually reduced from top to bottom, and the outside of each sliding sleeve 41 is equal It is detachably connected with a pair of of elastic piece and (can realize the two linkage by the connection type of buckle) and junction is located at sliding sleeve Pipe 41 is equipped with the part of interior conical slide, and the deformation of sliding sleeve 41 drives a pair of of elastic piece distending；

A pair of of fixed sleeving 42, fixed sleeving 42 are the structure with containing cavities, and the lower end of a pair of of fixed sleeving 42 passes through Front fork structure bearing connects front-wheel hub；

Wherein, when handlebar locking rocking bar 36 turns to upper limit position, transmission steel wire 38 promotes the flexible lock of upright bar Tight pin 39 to outer conical slide is detached from interior conical slide, and a pair of of elastic piece does not stress, and is formed consistent with 37 peripheral dimension of upright bar Extended surface, the linkage structure that upright bar 37, a pair of of elastic piece, sliding sleeve are formed can slide into fixed sleeving along axially free Portion, when handlebar locking rocking bar 36 turns to lower limit position, upright bar telescopic locking spring 40 pushes upright bar telescopic locking Pin 39 to outer conical slide protrudes into interior conical slide, and a pair of of elastic piece is formed by outer expansion force slightly larger than 37 peripheral dimension of upright bar Extended surface, the outside dimension of linkage structure are greater than the internal diameter of fixed sleeving.

In this technical solution, transmission steel wire 38 is locked on handlebar lock shaft 35, when rotation handlebar lock shaft 35 Unclamp handlebar 27 when, transmission steel wire 38 be tightened up simultaneously, be driven steel wire 38 the other end connect with upright bar telescopic locking pin 39 (Gu Connect or be pivotally connected in succession, as long as being able to achieve linkage), under the collective effect of upright bar telescopic locking spring 40, pull vertical Bar telescopic locking pin 39 moves back and forth, after upright bar telescopic locking pin 39 is pulled up, the outer conical slide and sliding sleeve of two sides The interior conical slide of pipe 41 is separated from, and is lost the tension force for positioning outer distending mouth to a pair of of elastic piece, is pushed down on upright bar at this time 37, a pair of of elastic piece, which is extruded, to be elastically deformed inward, and interior conical slide and outer conical slide are separated from, and upright bar 37 can roll over downwards Collapse it is short, otherwise upright bar 37 can be locked and can not move up and down.When using this technical solution, the folding of handlebar 27 and upright bar 37 Effect is good, has also carried out height while carrying out 27 width of handlebar and folding and has folded, folding efficiency is higher, and a step can be complete At two jackknife actions, handlebar 27 and the folding of upright bar 37 are more fast and simple.

In another technical solution, the electric motor bicycle with folding further include: a pair carries tugboat 43 and a carrying is dragged Wheel shaft 44 carries tugboat axis 44 and is installed in the front fork folding connecting rod 12 backwards to the side lower end of foot pedal, and a pair carries tugboat 43 are symmetrically set in the both ends for carrying tugboat axis 44.After folding using front-wheel and it is a pair of carry tugboat 43 and do right angle stand up, can be with It is further reduced space occupied, while a pair of tugboat 43 that carries also can be used and draw electric motor bicycle with folding, portability is higher.

Number of devices and treatment scale described herein are the explanations for simplifying the utility model.To the utility model The application of electric motor bicycle with folding, modifications and variations will be readily apparent to persons skilled in the art.

It is not only in the description and the implementation although the embodiments of the present invention have been disclosed as above Listed utilization, it can be applied to various fields suitable for the present invention completely, for those skilled in the art, Other modifications may be easily implemented, therefore without departing from the general concept defined in the claims and the equivalent scope, this reality It is not limited to specific details and legend shown and described herein with novel.

Claims (10)

1. electric motor bicycle with folding, including front fork, foot pedal and seat support, which is characterized in that seat support top is hollow structure, Seat support can be rotated around foot pedal rear end, and front fork can be rotated around foot-operated front edge of board, when seat support rotate forward to it is foot-operated When plate pushes against, front fork back rotation is contained in the hollow space of seat support and clamping seat support.

2. electric motor bicycle with folding as described in claim 1, which is characterized in that fold sub-unit including rear fork comprising:

A pair of of rear fork folding rod, a pair of of rear fork folding rod are symmetricly set on foot pedal two sides, the top of a pair of of rear fork folding rod with Seat support is affixed, and the lower part of rear fork folding rod has the first extended surface, and the radial section of the first extended surface is arch, Yi Dui One extended surface is rotatably connected by rear fork folding shaft and foot pedal rear end, and rear fork folding rod is equipped with rear fork and folds limiting block Circle, rear fork fold limit stop ring and are higher than the first extended surface, and the cambered surface of the first extended surface is equipped with radical length from top to bottom successively The first incremental conical surface, first conical surface are higher than the rear fork folding shaft；

A pair of of rear fork folds locking bar, a pair of of rear fork fold locking bar be set in the rear fork folding shaft and with foot pedal rear end Affixed, rear fork, which folds locking bar top, has the second extended surface, and the contact surface of the second extended surface and the first extended surface is plane, and second The cambered surface of extended surface is equipped with radical length second conical surface incremented by successively from top to bottom, and second conical surface is higher than rear fork folding Axis；

A pair of of rear fork folding sleeve and casing connecting rod, a pair of of rear fork folding sleeve, which respectively corresponds, is set in a pair of of rear fork folding rod On, and rear fork folding sleeve is arranged rear fork and folds limit stop ring, rear fork folding sleeve inner wall is radially equipped with limited block, limited block Limit stop ring is folded lower than rear fork, described sleeve pipe connecting rod connects a pair of of rear fork folding sleeve, is formed for lifting a pair of of rear fork folding The holding part of nestable pipe；

A pair of of casing reset spring, a pair of of casing reset spring, which respectively corresponds, to be set on a pair of of rear fork folding rod, and casing resets The lower end of spring is abutted with limited block, upper end folds limit stop ring with rear fork and abuts；

Wherein, when the elastic force of casing reset spring makes that rear fork folding sleeve is set in the first extended surface and the second extended surface is formed Cylindrical structure outside when, first conical surface and the second cone match form the obstruction that limitation rear fork folding sleeve moves downward, when When casing reset spring is compressed into rear fork folding sleeve the second extended surface of disengaging, rear fork folding rod can be around the rear fork folding shaft Rotation.

3. electric motor bicycle with folding as claimed in claim 2, which is characterized in that further include that front fork folds sub-unit comprising:

Front fork folding connecting rod is inclined between front fork and foot-operated front edge of board, and the upper end of the front fork folding connecting rod is with before It pitches affixed, lower end to be rotatably connected by front fork folding shaft and foot-operated front edge of board, the front fork folding connecting rod is towards foot pedal Side lower offers sliding slot；

Front fork folds sliding block and front fork folds spacer pin, and the front fork folds sliding block and is slidably disposed in the sliding slot, institute It states front fork and folds spacer pin and be threaded through that the front fork folds on sliding block and both ends each extend to the front fork and fold outside sliding block, institute Front fork is stated to fold spacer pin vertically the front fork folds the glide direction of sliding block；

Sliding block reset spring, it is affixed that the upper end and the front fork folding connecting rod be affixed, lower end and the front fork fold sliding block, described The elastic force of sliding block reset spring can drive the front fork to fold sliding block and slide in the sliding slot；

A pair of of front fork folds limit plate, and a pair of of front fork folds limit plate and is symmetricly set on the two of front fork folding connecting rod lower end Side, a pair of of front fork fold limit plate and are set in the front fork folding shaft and affixed with foot-operated front edge of board, front fork folding limit The top of position plate is the arcuate structure that height is successively successively decreased along the direction close to foot pedal, and offers upper limit on arc side edge Notch and lower limit notch, the both ends that the front fork folds spacer pin can be fastened on a pair of of upper limit notch or a pair of of lower limit lacks On mouth；

Wherein, it is fastened on a pair of of upper limit notch when the elastic force of the sliding block reset spring makes the front fork fold spacer pin When, front fork is in unfolded state, is fastened on a pair when the elastic force of the sliding block reset spring makes the front fork fold spacer pin When on lower limit notch, front fork is in folded state.

4. electric motor bicycle with folding as claimed in claim 3, which is characterized in that the top of the sliding slot is installed with convex block, the cunning The upper end of block reset spring and the convex block are affixed, and the front fork, which folds, is connected with cylindric drawing ear on sliding block, draw and open in the middle part of ear Equipped with cylindric through-hole.

5. electric motor bicycle with folding as claimed in claim 3, which is characterized in that upper limit notch is higher than foot pedal, upper limit notch Opening direction upward, lower limit notch is lower than foot pedal, the rear-wheel of the opening direction of lower limit notch towards electric motor bicycle with folding And it is parallel with foot pedal, upper limit notch and lower limit notch are in the class v-shaped structure that angle is 45 °.

6. the electric motor bicycle with folding as described in any one of claim 2~5, which is characterized in that limit in each rear fork folding sleeve The quantity of position block is 2, axisymmetrical of 2 limited blocks about rear fork folding sleeve.

7. electric motor bicycle with folding as claimed in claim 6, which is characterized in that described sleeve pipe connecting rod is U-shaped structure, U-shaped both ends point It is corresponding not affixed with the side wall of a pair of of rear fork folding sleeve.

8. electric motor bicycle with folding as claimed in claim 7, which is characterized in that further include handle bar folding sub-unit comprising:

Handle bar folding axis, level are installed in front fork upper end, and, the handle bar folding parallel with the direction of travel of electric motor bicycle with folding Axis is the cylindrical shape of open at both ends, and the rear end of the handle bar folding axis is equipped with cover board, and the handle bar folding axis is by the outer of front end Upper groove and lower groove are offered along its axial direction on wall；

A pair of of handlebar, the upper end of handlebar forms holding part, lower end is connected with handle bar folding fixed hub, handle bar folding fixed hub For circular ring shape, and a pair of of handle bar folding fixed hub is spliced to form circular ring shape, and a pair of of handle bar folding fixed hub is in tandem Be set on the handle bar folding axis, handle bar folding fixed hub inner wall correspond at the upper groove be equipped with the first spacing breach, It is equipped with the second spacing breach at the corresponding lower groove, the first spacing breach and the second spacing breach are respectively positioned on a pair of of handle bar folding The edge of fixed hub contact surface, and a pair of first spacing breach cooperatively forms the first cavity of hemispherical, a pair second limits Notch cooperatively forms the second cavity of hemispherical；

Handlebar locking assembly comprising: handle-bar lock pilled-in selvedge lid, a pair of of handlebar positioning ball, handle-bar lock strains at bar, handle-bar lock strains at Bar briquetting, a pair of of handlebar locking spring, handlebar lock spring pad plate, handlebar lock shaft, the handle-bar lock pilled-in selvedge lid and separate institute It states and is abutted on front side of the handle bar folding fixed hub of cover board, the top of one of handlebar positioning ball is accommodated in first cavity Interior, lower container is in the upper groove, and the top of another handlebar positioning ball is accommodated in the lower groove, lower container In second cavity, the handle-bar lock strain at bar and the handle-bar lock to strain at bar briquetting be U-shaped structure, the handle-bar lock Strain at bar and the handle-bar lock strain at bar briquetting and is vertically arranged, and the handle-bar lock strain at bar open end and the handle-bar lock The open end correspondence for straining at bar briquetting is detachably connected, the handle-bar lock strain at bar closed end and the handle-bar lock pilled-in selvedge lid Medial surface is hinged, and the handle-bar lock strains at vertical plane of the bar where it and rotates around hinge, on the handlebar locking spring pad plate First through hole is offered, the handlebar locking spring pad plate is set in two straight flanges that the handle-bar lock strains at bar by first through hole Upper and side wall and the handle bar folding axis inner wall is affixed, and a pair of of handlebar locking spring, which respectively corresponds, is set in the handlebar locking On two straight flanges of pull rod, one end of handlebar locking spring and the handlebar locking spring pad plate abutted, the other end and the handlebar It locks pull rod briquetting to abut, the handlebar lock shaft includes first cylinder at both ends and the second circle between two the first cylinders Column, the second cylinder level of the handlebar lock shaft are threaded through the handle-bar lock and strain in the empty slot of two straight flange of bar briquetting formation, And two the first cylinders protrude horizontally up the handle bar folding axis, the axis of the first cylinder and the second cylinder is parallel but is not overlapped, two The part that a first cylinder stretches out the handle bar folding axis is connected with the handlebar locking rocking bar of its rotation of manipulation；

Wherein, the axis of the first cylinder and the second cylinder is arranged are as follows: when handlebar locking rocking bar turns to lower limit position, A pair of of handlebar locking spring, which supports the handle-bar lock and strains at bar briquetting to the handle-bar lock, strains at bar briquetting and the cover board continuously Gap, a pair of of handlebar positioning ball, which respectively corresponds, is fastened on first cavity and the upper groove and the lower groove and described In second cavity, the rotation of a pair of of handlebar is limited, when handlebar locking rocking bar turns to upper limit position, the second cylindrical band It moves the handle-bar lock and strains to move to the handle-bar lock on bar briquetting and strain at bar briquetting and the cover board and generate gap, a pair of of handlebar is fixed Position steel ball is exited out of corresponding first cavity and the upper groove and the lower groove and second cavity respectively, The rotation of a pair of of handlebar is not interfered.

9. electric motor bicycle with folding as claimed in claim 8, which is characterized in that further include the flexible sub-unit of upright bar comprising:

A pair of of upright bar, the upper end of a pair of of upright bar is affixed with the handle bar folding axis, and each upright bar axially inside offers Second through-hole, the lower end of each upright bar extend downwardly a pair of of elastic piece；

Two sets of upright bar telescopic components, every set upright bar telescopic component include transmission steel wire, upright bar telescopic locking pin, the flexible lock of upright bar Tight spring, the upper end for being driven steel wire are mounted on the handlebar lock shaft, and transmission steel wire passes through the second through-hole, are driven under steel wire End is mounted on upright bar telescopic locking pin, and upright bar telescopic locking pin includes bar portion, block portion from top to bottom, and the outer diameter of block portion is greater than bar The outer diameter in portion, upright bar telescopic locking spring are set in bar portion, the upper end of upright bar telescopic locking spring support the bottom surface of upright bar, under The top surface of block portion is supported at end, and the periphery of block portion is equipped with outer conical slide；

Pair of sliding casing, the inside of each sliding sleeve are equipped with the interior conical slide with the cooperation of outer conical slide, each cunning The outside of dynamic casing is detachably connected with a pair of of elastic piece and junction is located at the portion that sliding sleeve is equipped with interior conical slide Point；

The lower end of a pair of of fixed sleeving, a pair of of fixed sleeving connects front-wheel hub by front fork structure bearing；

Wherein, when handlebar locking rocking bar turns to upper limit position, transmission steel wire promotes upright bar telescopic locking pin to outer Conical slide is detached from interior conical slide, and a pair of of elastic piece does not stress, the linkage knot that upright bar, a pair of of elastic piece, sliding sleeve are formed Structure can slide into inside fixed sleeving along axially free, and when handlebar locking rocking bar turns to lower limit position, upright bar is stretched Contracting locking spring pushes upright bar telescopic locking pin to outer conical slide to protrude into interior conical slide, and a pair of of elastic piece is by outer expansion force, connection The outside dimension of dynamic structure is greater than the internal diameter of fixed sleeving.

10. electric motor bicycle with folding as claimed in claim 9, which is characterized in that further include: a pair carries tugboat and a carrying is dragged Wheel shaft carries tugboat axis and is installed in the front fork folding connecting rod backwards to the side lower end of foot pedal, and a pair carries tugboat and symmetrically covers It is located at the both ends for carrying tugboat axis.