CN206885250U

CN206885250U - Fold driving structure and the folded bicycle with the structure

Info

Publication number: CN206885250U
Application number: CN201720306893.1U
Authority: CN
Inventors: 张钊
Original assignee: DONGGUAN WEIXIN SPORTS ARTICLES Co Ltd
Current assignee: DONGGUAN WEIXIN SPORTS ARTICLES Co Ltd; Dongguan Prestige Sporting Products Co Ltd
Priority date: 2017-03-27
Filing date: 2017-03-27
Publication date: 2018-01-16
Anticipated expiration: 2027-03-27

Abstract

The utility model, which discloses the folded bicycle that a kind of folding driving structure is applicable, includes front truck bar and rear car bar, the leading portion difference upper-lower overlapping of the back segment of the front truck bar and the rear car bar, and the middle part of the front truck bar and the front end of the rear car bar are pivotally connected to form the first drive-connecting shaft, the folding driving structure includes the first driving, pivot pin, actuator and yoke frame, the front end of the actuator and the rear car bar is pivotally connected to form the second drive-connecting shaft, the middle part of the actuator is provided with neck, and the pivot pin snaps into the neck；The front end of the yoke frame and the rear end of the front truck bar are pivotally connected to form the 3rd drive-connecting shaft, and the rear end of the yoke frame and the rear end of the actuator are pivotally connected to form the 4th drive-connecting shaft.The utility model, which folds driving structure, has the advantages of quick folding, convenient folding.A kind of folded bicycle is also disclosed in another the utility model.

Description

Fold driving structure and the folded bicycle with the structure

Technical field

It the utility model is related to a kind of folded bicycle, more particularly to a kind of folding driving structure.

Background technology

As the improvement of people's living standards, individual character, fashion, health, the life idea of environmental protection start to be rooted in the hearts of the people, fashion The daily necessities of environmental protection, vehicles etc. are pursued by more and more people again, and electric car is also from a kind of simple walking-replacing tool Develop into a kind of fashion, the symbol of healthy Lifestyle, and one of Environment-protection Approach set an example by personally taking part, and it is empty to save storage Between, the folding electric car that is convenient for carrying, its volume after folding is small and in light weight, carries its upper downstairs, upper and lower elevator, multiplies public affairs Car and subway trip etc. is handed over to be quite convenient to.

Existing type folding electric vehicle is typically all hand foldable, but existing folding mode is typically to multiple machines Structure carries out operation folding, and its folding step is loaded down with trivial details, and folding rate is slow, and use is more inconvenient；Also, come for handicapped people Say, hand foldable needs to expend larger time and strength, and therefore, the people handicapped to these brings not to a certain extent Just.

Utility model content

The purpose of this utility model is that providing a kind of folding fast, easily folds driving structure.

The purpose of this utility model is to provide a kind of folding fast, easily folded bicycle.

To achieve these goals, the folded bicycle that folding driving structure provided by the utility model is applicable includes front truck bar And rear car bar, the leading portion difference upper-lower overlapping of the back segment of the front truck bar and the rear car bar, and the middle part of the front truck bar with The front end of the rear car bar is pivotally connected to form the first drive-connecting shaft, it is described folding driving structure include the first driving, pivot pin, actuator and Yoke frame, the front end of the actuator and the rear car bar are pivotally connected to form the second drive-connecting shaft, and the middle part of the actuator is provided with card Groove, the pivot pin snap into the neck；The front end of the yoke frame and the rear end of the front truck bar are pivotally connected to form the 3rd pivot joint Axle, the rear end of the yoke frame and the rear end of the actuator are pivotally connected to form the 4th drive-connecting shaft；First drive-connecting shaft, the second pivot Quadrangle is formed between spindle, the 3rd drive-connecting shaft and the 4th drive-connecting shaft, first driving promotes the pivot pin, the pivot pin top The actuator is promoted, and then realizes the front truck bar and the rear car bar with respect to folding by the deformation of the quadrangle.

Compared with prior art, before the utility model by the front end of the actuator by being articulated in the Rear frame End, the front end of the yoke frame is articulated in the rear end of the front truck bar, and the rear end of the yoke frame is articulated in into the drive The rear end of moving part so that its formed respectively second, third, the 4th pivoting point, and with by the front truck bar and the rear car Bar is pivotally connected the first pivoting point to be formed and forms a quadrangle, so as to drive using described first and driven by the pivot pin The dynamic actuator rotates, and then makes whole quadrilateral area, finally rotates the front truck bar, realize to the front truck bar and The rear car bar folding；Whole process, it is only necessary to make first drive actions, can realize that folded bicycle is fully deployed or received Folding, using very simple, it is very easy to user's operation.

It is preferred that the neck is open slot, the opening of the open slot is towards the 4th drive-connecting shaft to second pivot The direction of spindle is opened up, and bearing of trend first elongated hole in the same direction with the opening and the second length are offered on the actuator Shape hole, second drive-connecting shaft are in be slidingly arranged at first elongated hole relatively, and the 4th drive-connecting shaft is in relative slides Ground is arranged at second elongated hole.By the way that the neck is set into open slot, and it is elongated in actuator setting first Hole and the second elongated hole, so as to so that the actuator can be slided in the range of the limitation of the first elongated hole and the second elongated hole It is dynamic, and then the open slot is mutually disengaged with the pivot pin, so as to so that the actuator departs from first driving Driving, folding or opening are grasped using human hand, manual and automatic integrated mode of operation is realized, meets the needs of different users.

Specifically, the folding driving structure also includes the second driving, and second driving drives the actuator along institute The direction for stating the first elongated hole is slided, and the neck is mutually disengaged with the pivot pin.

More specifically, the folding driving structure also includes the first flexible member, first flexible member, which provides one, to be made The elastic force that the neck engages with the pivot pin.First flexible member can be such that the actuator keeps and described first Drive connection, and then make folded bicycle acquiescence using the described first folding mode driven.

More specifically, the folding driving structure also includes connector, one end of the connector and the described second pivot joint Axle is coaxially pivotally connected, and the other end of the connector is coaxially pivotally connected with the 4th drive-connecting shaft；First flexible member One end is connected with the connector, and the other end is connected with the actuator.The connector can conveniently set up described first Flexible member, so that first flexible member produces elastic force direction in the glide direction of the actuator, ensure institute State actuator energy parking position accuracy.

More specifically, second driving includes operating parts, the operating parts is coaxially pivotally connected with the 4th drive-connecting shaft, Quickly and easily the actuator can be operated using the operating parts, so that fold rapidly to drive from the first Flowing mode is switched to second of type of drive.

More specifically, the operating parts has the first pin, the rear end of the actuator is provided with to be slided with first pin The dynamic coupler body supported, operates the operating parts, first pin is rotated around the 4th drive-connecting shaft, and then hook described in pushing tow Body slides the actuator, so that the open slot departs from the pivot pin, realizes to the folded bicycle folding.

It is preferred that the rear end of the yoke frame offers the 3rd elongated hole, the 4th drive-connecting shaft is slidably located at described In 3rd elongated hole.

Specifically, the folding driving structure also includes the first lock hook, and institute is articulated in the middle part of first lock hook The rear end of front truck bar is stated, the project inward of the rear car bar goes out lock shaft, the first locking fastener described in when the folded bicycle deploys Together in the lock shaft.The front truck bar and rear car bar are locked by using the first lock hook, the folding can be made It is safer when car exhibition is opened.

Specifically, the first top is bendingly extended in the side of first lock hook, and the actuator is provided with the Two pins, the actuator support first top to drive first lock hook to depart from by second pin The lock shaft.By setting second pin and the first top, so as to so that the actuator is driving folded bicycle Before folding, drive first lock hook to depart from the lock shaft first, realize the unblock of the front truck bar and the rear car bar, Simultaneously because the effect of the 3rd elongated hole, can avoid the front truck when first lock hook is without departing from the lock shaft Relative folding occurs for bar and the rear car bar, prevents interference and stuck.

More specifically, being provided between the upper end of first lock hook and the front truck bar fastens first lock hook In the second flexible member of the lock shaft.Using second flexible member first lock hook can be made automatically to fasten In the lock shaft, prevent first lock hook from undesirably falling off the lock shaft, so that when the folded bicycle deploys more Safety.

Specifically, the folding driving structure also includes the second lock hook, and second lock hook is articulated in the front truck Bar, the project inward of the rear car bar go out lock shaft, and the second lock hook described in during folding is fastened on lock shaft.By using second Lock hook locks to the front truck bar and rear car bar, can make safer after the folded bicycle folding.

More specifically, the second top is bendingly extended in the side of second lock hook, the actuator is provided with 3rd pin, the actuator drive second lock hook to depart from the lock shaft by the 3rd pin.Pass through setting 3rd pin and the second top, so as to so that the actuator driving folded bicycle expansion before, first driving described in Second lock hook departs from the lock shaft, realizes the unblock of the front truck bar and the rear car bar.

More specifically, being provided between the upper end of second lock hook and the front truck bar fastens second lock hook In the 3rd flexible member of the lock shaft.Using the 3rd flexible member second lock hook can be made automatically to fasten In the lock shaft, prevent second lock hook from undesirably falling off the lock shaft, so that during the folded bicycle folding more Safety.

It is preferred that first driving includes electric pushrod, axis and the first linking arm and the second linking arm, the axis It is coaxially disposed with second drive-connecting shaft, one end of the electric pushrod is articulated in the rear car bar, the electric pushrod One end of output end and first linking arm is pivotally connected, and the other end and the axis of first linking arm are fixed, and described the One end of two linking arms is fixed with the pivot pin, and the other end and the axis of second linking arm are fixed.

A kind of folded bicycle, including front-wheel support, front truck bar, rear wheel support, rear car bar and the folding driving structure, it is described The front end of front truck bar is pivotally connected with the front-wheel support, and the leading portion difference of the back segment of the front truck bar and the rear car bar is upper and lower heavy It is folded, and the middle part of the front truck bar and the front end of the rear car bar are pivotally connected to form the first drive-connecting shaft, the rear end of the rear car bar with The rear wheel support pivot joint, the folding driving structure are set between the front truck bar and rear car bar to drive both expansion or receive Folding.

It is preferred that the folded bicycle also includes seat support bar, gangbar, seat support and swing rod；The seat support bar Lower end is fixed with the rear wheel support, and upper end and the front end of the seat support are pivotally connected；The gangbar is in the seat support bar Arranged in a crossed manner and middle part is mutually pivotally connected, and the lower end of the gangbar and the rear end of the front truck bar are pivotally connected, upper end and the swing rod One end pivot joint, the rear end of the other end of the swing rod and the seat support is pivotally connected.

Specifically, the folded bicycle also includes armrest, and the lower end of the armrest is fixedly connected with the swing rod.

It is preferred that the folded bicycle also includes pull bar, one end of the pull bar is pivotally connected with the front-wheel support, the other end with The rear car bar pivot joint.

Brief description of the drawings

Structural representation when Fig. 1 is the expansion of the utility model folded bicycle.

Side view when Fig. 2 is the expansion of the utility model folded bicycle.

Face upwarding assumption diagram when Fig. 3 is the expansion of the utility model folded bicycle.

Fig. 4 is the enlarged drawing of part A in Fig. 3.

Fig. 5 is the structural representation of the folding driving structure of the utility model folded bicycle.

Fig. 6 is the decomposing schematic representation of the folding driving structure of the utility model folded bicycle.

Fig. 7 is the structural representation of actuator described in the folding driving structure of the utility model folded bicycle.

Fig. 8 is the enlarged drawing of part B in Fig. 3.

Fig. 9 is the view of each part after the folding driving structure of the utility model folded bicycle folds.

Figure 10 is the state diagram after the utility model folded bicycle folds.

Embodiment

To describe technology contents of the present utility model, construction feature, the effect realized in detail, below in conjunction with embodiment And accompanying drawing is coordinated to be explained in detail.

As shown in Figure 1 and Figure 2, folded bicycle 100 of the present utility model includes front-wheel support 110, front truck bar 120, rear wheel support 130th, rear car bar 140, seat support bar 150, gangbar 160, seat support 170, swing rod 180, armrest 190, pull bar 200 and institute State and fold driving structure 300；The front end of the front truck bar 120 is pivotally connected with the front-wheel support 110, after the front truck bar 120 The leading portion of section and the rear car bar 140 distinguishes upper-lower overlapping, and before the middle part of the front truck bar 120 and the rear car bar 140 End pivot joint forms the first drive-connecting shaft a, and the rear end of the rear car bar 140 is pivotally connected with the rear wheel support 130；The seat support bar 150 lower end is fixed with the rear wheel support 130, and upper end and the front end of the seat support 170 are pivotally connected；The gangbar 160 and institute State seat support bar 150 to be mutually pivotally connected in arranged in a crossed manner and middle part, the lower end of the gangbar 160 and the front truck bar 120 Rear end is pivotally connected, and upper end and one end of the swing rod 180 are pivotally connected, the rear end pivot of the other end of the swing rod 180 and the seat support 170 Connect；The lower end of the armrest 190 is fixedly connected with the swing rod 180.One end of the pull bar 200 and the front-wheel support 110 pivot joints, the other end are pivotally connected with the rear car bar 140；The pull bar 200 is set to make front-wheel support 110 flat in folding Carry out drawing close folding with moving.The folding driving structure 300 is set between the front truck bar 120 and rear car bar 140, to drive two Person deploys or folding；In order that folding and expansion are stable, the both sides of the folded bicycle 100 are equipped with described folds and drive knot Structure 300.

With reference to shown in Fig. 1, Fig. 3 to Fig. 6, it is described folding driving structure 300 include first driving 1, pivot pin 2, actuator 3, The driving of yoke frame 4 and second 5, the front end of the actuator 3 and the rear car bar 140 is pivotally connected to form the second drive-connecting shaft b, the drive The middle part of moving part 3 is provided with neck 31, and the pivot pin 2 snaps into the neck 31；The front end of the yoke frame 4 and the front truck bar 120 rear end is pivotally connected to form the 3rd drive-connecting shaft c, and the rear end of the yoke frame 4 and the rear end of the actuator 3 are pivotally connected to form the 4th Drive-connecting shaft d；Quadrangle is formed between the first drive-connecting shaft a, the second drive-connecting shaft b, the 3rd drive-connecting shaft c and the 4th drive-connecting shaft d, institute State the first driving 1 and promote the pivot pin 2, the pushing tow of pivot pin 2 moves the actuator 3, and then passes through the deformation of the quadrangle And realize the front truck bar 120 and the rear car bar 140 with respect to folding.Specifically, first driving 1 includes electric pushrod 11st, the linking arm 13 of axis 12 and first and the second linking arm 14, the axis 12 are coaxially disposed with the second drive-connecting shaft b, One end of the electric pushrod 11 is articulated in the rear car bar 140, and the output end of the electric pushrod 11 is connected with described first One end pivot joint of arm 13, the other end of first linking arm 13 are fixed with the axis 12, and the one of second linking arm 14 End is fixed with the pivot pin 2, and the other end of second linking arm 14 is fixed with the axis 12.

Refer to Fig. 5, Fig. 6 and Fig. 7 again, the neck 31 is open slot, and the opening of the open slot is towards the 4th pivot Spindle d to the second drive-connecting shaft b direction are opened up, and bearing of trend is offered on the actuator 3 and is open in the same direction with described The first elongated hole 32 and the second elongated hole 33, the second drive-connecting shaft b is in relative to be slidingly arranged at first elongated hole 32, the 4th drive-connecting shaft d are in be slidingly arranged at second elongated hole 33 relatively.By the way that the neck 31 is set to be open Groove, and first elongated hole 32 and the second elongated hole 33 are set in the actuator 3, so as to so that the actuator 3 can be Slided in the range of the limitation of first elongated hole 32 and the second elongated hole 33, and then enable the open slot mutual with the pivot pin 2 Depart from, so as to so that the actuator 3 departs from the driving of first driving 1, grasp folding or opening using human hand, realize hand Dynamic and automatic integrated mode of operation, meet the needs of different users.

Again as shown in Figures 5 and 6, the folding driving structure 300 also includes the first flexible member 6 and connector 7, described One end of connector 7 is coaxially pivotally connected with the second drive-connecting shaft b, the other end of the connector 7 and the 4th drive-connecting shaft d Coaxially it is pivotally connected；One end of first flexible member 6 is connected with the connecting portion of the connector 7, the other end and the driving The connecting portion connection of part 3, first flexible member 6 is extension spring.The connecting portion of the connector 7 and the actuator 3 Connecting portion between rectilinear direction it is identical with the bearing of trend of first elongated hole 32.The connector 7 be set be in order to It is convenient that first flexible member 6 is set, so that first flexible member 6 produces elastic force direction all the time in the driving In the glide direction of part 3, first flexible member 6 is provided one all the time makes what the neck 31 engaged with the pivot pin 2 Elastic force, ensure the energy of actuator 3 parking position accuracy, and make folding side of the acquiescence of folded bicycle 100 using the described first driving 1 Formula.

Again as shown in Figures 5 and 6, second driving 5 can drive side of the actuator 3 along first elongated hole 32 To slip, the neck 31 is set to be mutually disengaged with the pivot pin 2.Second driving 5 includes operating parts 51, the operating parts 51 Coaxially it is pivotally connected with the 4th drive-connecting shaft d, quickly and easily the actuator 3 can be grasped using the operating parts 51 Make, so that fold rapidly can be switched to second of type of drive from the first type of drive.The operating parts 51 has two First pin 51a, the rear end of the actuator 3 is provided with two and slides the coupler bodies 34 supported with the first pin 51a, described in operation Operating parts 51, the first pin 51a can be made to be rotated around the 4th drive-connecting shaft d, and then coupler body 34 makes the drive described in pushing tow Moving part 3 slides, so that the open slot departs from the pivot pin 2, realizes to the folding of folded bicycle 100.The utility model due to Using the two folding driving structures 300, for the convenience of operation, therefore an operation can be passed through between two operating parts 51 Bar 52 connects, so as to which only need to operate an action bars 52 can operate two operating parts 51 simultaneously.

Refer to again shown in Fig. 5, Fig. 6 and Fig. 7, the folding driving structure 300 also includes the first lock hook 8, works as setting During first lock hook 8, the rear end of the yoke frame 4 is needed to offer the 3rd elongated hole 41, and the 4th drive-connecting shaft d is slided Ground is located in the 3rd elongated hole 41.The middle part of first lock hook 8 is articulated in the rear end of the front truck bar 120, described The project inward of rear car bar 140 goes out lock shaft 141, and the first lock hook 8 described in when the folded bicycle 100 deploys is fastened on the lock Dead axle 141.The front truck bar 120 and rear car bar 140 are locked by using the first lock hook 8, the folding can be made Car 100 is safer when deploying.Specifically, the first top 81 is bendingly extended in the side of first lock hook 8, described Actuator 3 is provided with the second pin 35, and the actuator 3 can support first top 81 by second pin 35 and enter And first lock hook 8 is driven to depart from the lock shaft 141.The upper end of first lock hook 8 and the front truck bar 120 it Between be provided with and first lock hook 8 is fastened on the second flexible member 82 of the lock shaft 141, second flexible member 82 For extension spring.By setting the top 81 of the second pin 35 and first, so as to so that the actuator 3 is rolled in driving Before the folded folding of car 100, drive first lock hook 8 to depart from the lock shaft 141 first, realize the front truck bar 120 and institute The unblock of rear car bar 140 is stated, simultaneously because the effect that the 3rd elongated hole 41 slides to the guiding of the 4th drive-connecting shaft d, The front truck bar 120 can be avoided to occur with the rear car bar 140 when first lock hook 8 is without departing from the lock shaft 141 With respect to the action of folding, prevent interference and stuck.And first locking can be made using second flexible member 82 Hook 8 is automatically fastened on the lock shaft 141, prevents first lock hook 8 from undesirably falling off the lock shaft 141, so that The folded bicycle 100 is safer when deploying.

Again as shown in figure 8, the folding driving structure 300 also includes the second lock hook 9, second lock hook 9 is pivotally connected In the front truck bar 120, the project inward of the rear car bar 140 goes out lock shaft 141, and the second lock hook 9 described in during folding fastens In lock shaft 141.The front truck bar 120 and rear car bar 140 are locked by using the second lock hook 9, can be made described It is safer after the folding of folded bicycle 100.Specifically, the second top 91 is bendingly extended in the side of second lock hook 9, The actuator 3 is provided with the 3rd pin 36, and the actuator 3 drives second lock hook 9 by the 3rd pin 36 Depart from the lock shaft 141.Being provided between the upper end of second lock hook 9 and the front truck bar 120 makes second locking Hook 9 is fastened on the 3rd flexible member 92 of the lock shaft 141.By setting the 3rd pin 36 and the second top 91, So as to so that the actuator 3 drives second lock hook 9 to depart from the lock first before driving folded bicycle 100 deploys Dead axle 141, realize the unblock of the front truck bar 120 and the rear car bar 140.And it can be made using the 3rd flexible member 92 Second lock hook 9 is automatically fastened on the lock shaft 141, prevents second lock hook 9 from undesirably falling off the locking Axle 141, so that safer during 100 folding of folded bicycle.

Summary simultaneously combines Fig. 9 and Figure 10, and the operation principle of utility model folded bicycle 100 is carried out specifically below It is bright, it is as follows：

During deployed condition, the electric pushrod 11 is in the state shunk, and at this moment, first lock hook 8 is fastened on described In lock shaft 141, the second drive-connecting shaft b is located at the rear end of first elongated hole 32, and the 4th drive-connecting shaft d is positioned at described The rear end of second elongated hole 33 and the 3rd elongated hole 41, the pivot pin 2 are sticked in the neck 31.The front truck bar 120 and The rear car bar 140 is horizontal, and the rear end part of the front truck bar 120 is overlapped in the front end of the rear car bar 140.Institute It is in open across that seat support bar 150, which is stated, with the gangbar 160 so that the state that whole folded bicycle 100 is fully deployed.

When needing automatic folding, it is only necessary to start the electric pushrod 11, the output end of the electric pushrod 11 is stretched out, The axis 12 is driven to rotate by first linking arm 13, the axis 12 drives second linking arm 14 to swing, institute Stating the second linking arm 14 drives the pivot pin 2 to move up, and the pivot pin 2 is enclosed by actuator 3 described in the pushing tow of neck 31 It is swung up around the second drive-connecting shaft b, at this moment, due to the effect of the 3rd elongated hole 41, the 4th drive-connecting shaft d is in institute The rear end for stating the 3rd elongated hole 41 slides to front end, and now the yoke frame 4 will not act；At the same time, due to the actuator 3 Swing, the first top 81 described in the pushing tow of the second pin 35 thereon on the first lock hook 8, make first lock hook 8 de- From the lock shaft 141；After first lock hook 8 completely disengages lock shaft 141, the 4th drive-connecting shaft d is slided To the front end of the 3rd elongated hole 41；At this moment, yoke frame 4 described in the pushing tow of actuator 3, described in the pushing tow of yoke frame 4 Front truck bar 120, and then be swung up the rear end of the front truck bar 120, the front truck bar 120 then rear car bar described in synchronous drive 140 front end is swung up, and the front-wheel support 110 is then mutually drawn close with the rear wheel support 130, while the gangbar 160 drive the seat support bar 150 and the folding of swing rod 180, and then make seat support 170 and armrest 190 synchronous folding mechanism Together.After complete folding, the electric pushrod 11 stops, and second lock hook 9 is close to the lock shaft 141 and fastens In the lock shaft 141, so as to which whole folded bicycle 100 is locked in into folding state.

When needing Automatic-expanding, it is only necessary to start the electric pushrod 11, the output end of the electric pushrod 11 is shunk, The axis 12 is driven to rotate backward by first linking arm 13, the axis 12 drives second linking arm 14 reverse Swing, second linking arm 14 drives the pivot pin 2 to move down, and the pivot pin 2 passes through drive described in the pushing tow of neck 31 Moving part 3 is around the second drive-connecting shaft b to lower swing, and at this moment, due to the effect of the 3rd elongated hole 41, the described 4th is pivotally connected Axle d slides to rear end in the front end of the 3rd elongated hole 41, and now the yoke frame 4 will not act；At the same time, due to described Actuator 3 is swung, the second top 91 described in the pushing tow of the 3rd pin 36 thereon on the second lock hook 9, makes second lock Determine hook 9 and depart from the lock shaft 141；After second lock hook 9 completely disengages lock shaft 141, the 4th pivot joint Axle d slides into the rear end of the 3rd elongated hole 41；At this moment, the actuator 3 pulls the yoke frame 4, and the yoke frame 4 is drawn The front truck bar 120 is moved, and then makes the rear end of the front truck bar 120 to lower swing, it is whole so as to be made by the linkage of all parts Individual folded bicycle 100 is fully deployed.After complete folding, the electric pushrod 11 stops, and first lock hook 8 is close to the lock Dead axle 141 is simultaneously fastened on the lock shaft 141, so as to which whole folded bicycle 100 is locked in into deployed condition.

When needing manual folding, it is only necessary to the manually operated action bars 52, the action bars 52 is driven the behaviour Workpiece 51 rotates around the 4th drive-connecting shaft d, the coupler body 34 of the actuator 3 that at this moment the first pin 51a is supported, and then Slide the actuator 3, the actuator 3, which slides, makes the second drive-connecting shaft b be slided from the rear end of first elongated hole 32 Front position is moved, the 4th drive-connecting shaft d is slided into front position from the rear end of second elongated hole 33, at this moment, institute Pivot pin 2 is stated with the neck 31 to depart from；At the same time, the first of first lock hook 8 supported described in the pushing tow of the second pin 35 Portion 81, first lock hook 8 is set to depart from the lock shaft 141.Now operate the action bars 52 or the front truck bar 120 i.e. Can will the whole folding of folded bicycle 100, the folding of folded bicycle 100 with folding principle during foregoing automatic folding be it is identical, It is not described in detail.After complete folding, second lock hook 9 is locked in the lock shaft 141, and then by the folded bicycle 100 are locked in folding state.When decontroling the action bars 52, restoring force of the actuator 3 in first flexible member 6 Effect resets next time puts, and the pivot pin 2 engages again with the neck 31.

When needing expansion manually, it is only necessary to which the manually operated action bars 52 again, the action bars 52 drive described Actuator 3 slides, and then the neck 31 is departed from the pivot pin 2, while makes described second by the 3rd pin 36 Lock hook 9 departs from the lock shaft 141, now operates the action bars 52 or the front truck bar 120 can be by the whole folding Folded car 100 deploys, and the expansion of folded bicycle 100 is identical with principle during foregoing Automatic-expanding, is not described in detail.Exhibition completely After opening, first lock hook 8 is locked in the lock shaft 141, and then the folded bicycle 100 is locked in into seven states of exhibition.When When decontroling the action bars 52, the actuator 3 resets next time in the restoring force effect of first flexible member 6 to be put, described Pivot pin 2 engages again with the neck 31.

To sum up, the utility model folded bicycle 100 has following folding and expansion mode, 1. Automatic-expandings, then receives automatically Folding；2. Automatic-expanding, then can manual folding；3. expansion manually, then manual folding；4. expansion manually, then can be received automatically Folding.

Compared with prior art, before the utility model by the front end of the actuator 3 by being articulated in the Rear frame End, the front end of the yoke frame 4 is articulated in the rear end of the front truck bar 120, and the rear end of the yoke frame 4 is articulated in into institute State the rear end of actuator 3 so that its formed respectively second, third, the 4th pivoting point, and with by the front truck bar 120 with The first pivoting point that the rear car bar 140 pivot joint is formed forms a quadrangle, further through actuator 3 on a neck is set 31, the neck 31 is set to open slot, the pivot pin 2 is engaged with the open slot, so as to be driven using described first Move 1 and drive the actuator 3 to rotate by the pivot pin 2, and then make whole quadrilateral area, finally make the front truck bar 120 rotate, and realize and carry out folding to the whole folded bicycle 100；And first elongated hole 32 and the are set in the actuator 3 Two elongated holes 33, so as to so that the actuator 3 can be slided in the range of the limitation of the first elongated hole 32 and the second elongated hole 33 It is dynamic, and then the open slot is mutually disengaged with the pivot pin 2, so as to so that the actuator 3 departs from first drive Dynamic 1 driving, folding or opening are grasped using human hand, manual and automatic integrated mode of operation is realized, meets different users' Need.Above-mentioned whole automatic folding process, it is only necessary to make the action of the first driving 1, can realize that folded bicycle 100 is fully deployed Or folding, and manual folding process, it is only necessary to the operating parts 51 is operated, using very simple, is very easy to make User operates.

Above disclosed is only preferred embodiments of the present utility model, can not limit the utility model with this certainly Interest field, therefore equivalent variations made according to present utility model application the scope of the claims still fall within the utility model and are covered Scope.

Claims

1. one kind folds driving structure, for folded bicycle, the folded bicycle includes front truck bar and rear car bar, the front truck bar The leading portion difference upper-lower overlapping of back segment and the rear car bar, and the middle part of the front truck bar and the front end of the rear car bar are pivotally connected Form the first drive-connecting shaft, it is characterised in that：Including the first driving, pivot pin, actuator and yoke frame, the actuator with it is described after The front end of car bar is pivotally connected to form the second drive-connecting shaft, and the middle part of the actuator is provided with neck, and the pivot pin snaps into the neck； The front end of the yoke frame and the rear end of the front truck bar are pivotally connected to form the 3rd drive-connecting shaft, the rear end of the yoke frame and the drive The rear end of moving part is pivotally connected to form the 4th drive-connecting shaft；First drive-connecting shaft, the second drive-connecting shaft, the 3rd drive-connecting shaft and the 4th drive-connecting shaft Between form quadrangle, first driving promotes the pivot pin, and the pivot pin pushing tow moves the actuator, and then by described The deformation of quadrangle and realize the front truck bar and the rear car bar with respect to folding.

2. driving structure is folded as claimed in claim 1, it is characterised in that：The neck is open slot, the open slot Opening opened up towards the direction of the 4th drive-connecting shaft to second drive-connecting shaft, and offered on the actuator bearing of trend and The opening the first elongated hole and the second elongated hole in the same direction, second drive-connecting shaft are in be slidingly arranged at described first relatively Elongated hole, the 4th drive-connecting shaft are in be slidingly arranged at second elongated hole relatively.

3. driving structure is folded as claimed in claim 2, it is characterised in that：The folding driving structure also includes second and driven Dynamic, second driving drives direction of the actuator along first elongated hole to slide, and makes the neck and the pivot pin It is mutually disengaged.

4. driving structure is folded as claimed in claim 3, it is characterised in that：The folding driving structure also includes the first elasticity Element, first flexible member, which provides one, makes the elastic force that the neck engages with the pivot pin.

5. driving structure is folded as claimed in claim 4, it is characterised in that：The folding driving structure also includes connector, One end of the connector is coaxially pivotally connected with second drive-connecting shaft, the other end of the connector and the 4th drive-connecting shaft Coaxially it is pivotally connected；One end of first flexible member is connected with the connector, and the other end is connected with the actuator.

6. driving structure is folded as claimed in claim 3, it is characterised in that：Second driving includes operating parts, the behaviour Workpiece is coaxially pivotally connected with the 4th drive-connecting shaft.

7. driving structure is folded as claimed in claim 6, it is characterised in that：The operating parts has the first pin, the drive The rear end of moving part is provided with slides the coupler body supported with first pin, operates the operating parts, makes first pin around institute The rotation of the 4th drive-connecting shaft is stated, and then coupler body described in pushing tow slides the actuator, so that the open slot departs from the pivot pin, Realize to the folded bicycle folding.

8. driving structure is folded as claimed in claim 1, it is characterised in that：It is elongated that the rear end of the yoke frame offers the 3rd Hole, the 4th drive-connecting shaft are slidably located in the 3rd elongated hole.

9. driving structure is folded as claimed in claim 8, it is characterised in that：The folding driving structure also includes the first locking Hook, the rear end of the front truck bar is articulated in the middle part of first lock hook, the project inward of the rear car bar goes out lock shaft, institute First lock hook described in when stating folded bicycle expansion is fastened on the lock shaft.

10. driving structure is folded as claimed in claim 9, it is characterised in that：Bendingly prolong the side of first lock hook The first top is stretched out, the actuator is provided with the second pin, and the actuator supports described by second pin One top and then drive the first lock hook disengaging lock shaft.

11. driving structure is folded as claimed in claim 10, it is characterised in that：The upper end of first lock hook with it is described before The second flexible member for making first lock hook be fastened on the lock shaft is provided between car bar.

12. driving structure is folded as claimed in claim 8, it is characterised in that：The folding driving structure also includes the second lock Determine hook, second lock hook is articulated in the front truck bar, and the second lock hook described in during folding is fastened on the lock shaft.

13. driving structure is folded as claimed in claim 12, it is characterised in that：Bendingly prolong the side of second lock hook Stretch out the second top, the actuator is provided with the 3rd pin, and the actuator drives described the by the 3rd pin Two lock hooks depart from the lock shaft.

14. driving structure is folded as claimed in claim 13, it is characterised in that：The upper end of second lock hook with it is described before The 3rd flexible member for making second lock hook be fastened on the lock shaft is provided between car bar.

15. driving structure is folded as claimed in claim 1, it is characterised in that：First driving includes electric pushrod, axis And first linking arm and the second linking arm, the axis be coaxially disposed with second drive-connecting shaft, the one of the electric pushrod End is articulated in the rear car bar, and the output end of the electric pushrod and one end of first linking arm are pivotally connected, and described first connects The other end and the axis for connecing arm are fixed, and one end and the pivot pin of second linking arm are fixed, second linking arm The other end fixed with the axis.

A kind of 16. folded bicycle, it is characterised in that：Including front-wheel support, front truck bar, rear wheel support, rear car bar and claim 1 to Folding driving structure described in 15 any one, front end and the front-wheel support of the front truck bar are pivotally connected, after the front truck bar The leading portion of section and the rear car bar distinguishes upper-lower overlapping, and the middle part of the front truck bar and the front end pivot joint shape of the rear car bar Into the first drive-connecting shaft, rear end and the rear wheel support of the rear car bar are pivotally connected, and the folding driving structure sets the front truck With both expansion of driving or folding between bar and rear car bar.

17. folded bicycle as claimed in claim 16, it is characterised in that：The folded bicycle also include seat support bar, gangbar, Seat support and swing rod；The lower end of the seat support bar is fixed with the rear wheel support, and upper end and the front end of the seat support are pivotally connected；Institute State gangbar to be mutually pivotally connected in arranged in a crossed manner and middle part with the seat support bar, the lower end of the gangbar and the front truck bar Rear end pivot joint, one end of upper end and the swing rod is pivotally connected, and the rear end of the other end of the swing rod and the seat support is pivotally connected.

18. folded bicycle as claimed in claim 17, it is characterised in that：The folded bicycle also includes armrest, the seat The lower end of handrail is fixedly connected with the swing rod.

19. folded bicycle as claimed in claim 16, it is characterised in that：The folded bicycle also includes pull bar, and the one of the pull bar End is pivotally connected with the front-wheel support, and the other end is pivotally connected with the rear car bar.