CN208344446U

CN208344446U - Extended-range foldable electric scooter

Info

Publication number: CN208344446U
Application number: CN201820477782.1U
Authority: CN
Inventors: 朱杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-04-05
Filing date: 2018-04-05
Publication date: 2019-01-08
Anticipated expiration: 2028-04-05

Abstract

The utility model discloses a kind of extended-range foldable electric scooters, including vehicle frame, steering front wheel and rear electric driving wheel, vehicle frame includes the front frame being successively hinged, middle vehicle frame and Rear frame, vehicle frame folding front rod is equipped between front frame and middle vehicle frame, vehicle frame folding front rod both ends are hinged with front frame and sliding block respectively, sliding block is connected by locking mechanism with middle vehicle frame, vehicle frame folding back link is provided between middle vehicle frame and Rear frame, vehicle frame folding back link both ends are hinged with sliding block and Rear frame respectively；Seat cushion tubing string is hinged in Rear frame, the upper end is equipped with seat cushion, and seat cushion tubing string is mutually interlocked by folding and unfolding link mechanism with middle vehicle frame；Support board is also hinged in Rear frame, support board is connected by support board bracing wire with middle vehicle frame.This extended-range foldable electric scooter can stand, and traveling is again convertible to be used to ride on traveling, and is able to achieve standing, is ridden on and pull the automatic conversion between three kinds of driving status, while can also have loading function.

Description

Extended-range foldable electric scooter

Technical field

The utility model relates to a kind of electric vehicle more particularly to a kind of foldable electric scooters.

Background technique

The car ownership of modern society is increasing, but the deficiency of infrastructure makes the problem of city parking hardly possible increasingly It is prominent, after causing people to find a parking stall but with the destination of desired arrival there are also one section not counting at a distance from short.To understand Certainly the stroke traffic problems of this final stage, various extended-range electric vehicles come into being, wherein Segway Human Transporter due to it is light-weight, It is small in size, to drive the reasons development such as flexible, easy to carry very fast.

Segway Human Transporter is generally made of a low bottom plate vehicle frame and front and back wheel, and driver stands and travels on bottom plate, is had There is unique traveling to experience, in order to easy to carry, Segway Human Transporter can be arranged to folding, more than front-wheel will turn in vehicle frame The positions such as Xiang Zhu, handle and base plate split-phase are hinged, and bottom plate can be swung at the positions such as more than front-wheel steering column, handle when needing Position carries so as to reduce volume, be placed in automobile trunk.But above-mentioned Segway Human Transporter still have it is very much Shortcoming, on the one hand its folding operation needs to carry out manually, and folding process action step is more, inconvenient also time-consuming and laborious； On the other hand this kind of Segway Human Transporter can only stand traveling, although it is experienced with unique traveling, this driving posture is needed Certain physical strength and energy are wanted, the traveling that can only stand will cause feeling of fatigue to driver or seem dull, have body not when occasionally It is in due course then can not normal use, reluctantly using even also damaging or will lead to the generation of fortuitous event to body；Further Aspect, this kind of Segway Human Transporter is small in size, easy to carry and can not usually configure loading hoop due to pursuing, when needing to carry one When a little carry-on articles trips, it can only be born a heavy burden by driver itself, especially in the section Segway Human Transporter needs that should not be travelled When row is drawn in towing, carry-on articles become the burden of driver with Segway Human Transporter simultaneously, bring greater inconvenience.

Utility model content

For above-mentioned deficiency present in the prior art, the technical problem to be solved by the utility model is to provide a kind of increasings Formula foldable electric scooter, its traveling that can stand is again convertible for riding on traveling, and be able to achieve standing travel, across The automatic conversion between traveling and towing drawing three kinds of states of row is sat, while can also have loading function.

In order to solve the above-mentioned technical problem, a kind of extended-range foldable electric scooter of the utility model, including vehicle frame, Steering front wheel and rear electric driving wheel of the rotating support on vehicle frame, the vehicle frame include the front frame being successively hinged, middle vehicle frame and Rear frame, is provided with vehicle frame folding front rod between front frame and middle vehicle frame, and vehicle frame folding front rod front end and front frame are cut with scissors Even, vehicle frame folding front rod rear end and sliding block are hinged, and sliding block is connected by locking mechanism with middle vehicle frame, in middle vehicle frame and Rear frame Between be provided with vehicle frame folding back link, vehicle frame folding back link front end and sliding block are hinged, and vehicle frame folding back link rear end is with after Vehicle frame is hinged；It is hinged with seat cushion tubing string in the Rear frame, seat cushion is installed in seat cushion tubing string upper end, the seat cushion tubing string is logical Folding and unfolding link mechanism is crossed mutually to interlock with middle vehicle frame；Support board is also hinged in Rear frame, which is drawn by support board Line is connected with middle vehicle frame.

In said structure, since the vehicle frame includes the front frame being successively hinged, middle vehicle frame and Rear frame, in front frame Vehicle frame folding front rod is provided between middle vehicle frame, vehicle frame folding front rod front end and front frame are hinged, connect before vehicle frame folding Rod rear end and sliding block are hinged, and sliding block is connected by locking mechanism with middle vehicle frame, are provided with vehicle frame between middle vehicle frame and Rear frame Back link is folded, vehicle frame folding back link front end and sliding block are hinged, and vehicle frame folding back link rear end and Rear frame are hinged, then vehicle frame Can between front frame and middle vehicle frame and two between middle vehicle frame and Rear frame at realize fold, can both make Segway Human Transporter Volume after folding is smaller, but be adapted to Segway Human Transporter stand traveling, ride on traveling and towing draw it is capable with quiet vertical state Multimode, which folds, to be required；Sliding block can change position on middle vehicle frame and the position of sliding block and middle vehicle frame can pass through locking mechanism Locking, when sliding block locks the position between middle vehicle frame by locking mechanism, vehicle frame folding front rod and front frame and middle vehicle Frame constitutes a stable triangle, while stable triangle is also constituted between vehicle frame folding back link and middle vehicle frame and Rear frame Shape, the folded state between front frame and middle vehicle frame and between middle vehicle frame and Rear frame is interrelated, the folded state of vehicle frame Position only between sliding block and middle vehicle frame is related, changes the rugosity that position of the sliding block on middle vehicle frame is changeable vehicle frame State, and folding operation need to only unlock locking mechanism, change position of the sliding block on middle vehicle frame then by locking mechanism locking Position, the unlock of locking mechanism and lock out action by electric control system and corresponding electrical execute member with can be convenient Part is realized, sliding block electric driving wheel microrunning after the position on middle vehicle frame only needs to control by electric control system is changed It realize Rear frame can automatically around the hinge point rotation of itself and middle vehicle frame to be moved forward and backward relative to steering front wheel, folding operation Process is convenient and efficient, without manually specific implementation, travels to realize that Segway Human Transporter is stood, rides on traveling and towing drawing row With the automatic conversion between quiet vertical three kinds of states.

Again due to being hinged with seat cushion tubing string in the Rear frame, seat cushion, the seat cushion are installed in seat cushion tubing string upper end Tubing string is mutually interlocked by folding and unfolding link mechanism with middle vehicle frame, then the seat cushion tubing string and Rear frame for being equipped with seat cushion are hinged, and is constituted Folding saddle, seat cushion tubing string can change mutual positional relationship with the spaced winding hinge point of Rear frame, so as to adapt to Segway Human Transporter standing traveling and the different requirements for riding on traveling, when Segway Human Transporter is in standing driving status, with middle vehicle The Rear frame that frame is mutually hinged will be in horizontal state, seat cushion tubing string can around with the rotation of the hinge point of Rear frame and pasted with Rear frame Closely, it stands in the Rear frame that driver can stand traveling, the seat cushion tubing string that is close in the Rear frame of horizontal and thereon Seat cushion will not generate obstruction to standing to travel, and when Segway Human Transporter is in and rides on driving status, the middle vehicle frame that is mutually hinged Can suitably be folded between Rear frame, for ride on traveling suitable configuration state is provided, at this time seat cushion tubing string can around with it is rear The hinge point of vehicle frame rotates and is in upright state, provides the saddle ridden on, for driver so as to more cosily go It sails；Seat cushion tubing string can be driven by folding and unfolding link mechanism by middle vehicle frame in the position conversion for travelling and riding between traveling of standing It is dynamic to realize, and the holding of seat cushion tubing string position is not required to very important person also by the position associated of folding and unfolding link mechanism and middle vehicle frame Work intervenes the adjusting and fixation of seat cushion tubing string position, and saddle automatically switches between driving status in standing driving status and riding on, It is very convenient.

Due also to being also hinged with support board in Rear frame, which is connected by support board bracing wire with middle vehicle frame, then Set support board can be rotated relative to Rear frame, when being kept at an angle between support board and Rear frame, loading Load space can be used as between plate and Rear frame, so that Segway Human Transporter can have loading function, and when support board turns To when being bonded with Rear frame, support board is in collapsed state, and the support board being fitted in Rear frame is just used as Segway Human Transporter The foot pedal that driver stands under standing driving status, the carry-on articles of driver can also be shelved on as foot pedal On support board；And set support board bracing wire then plays the role of folding and unfolding control action to support board, and this folding and unfolding is not required to very important person Work pulls to realize, but can make to occur between bracing wire and bracing wire outer tube with the folding between middle vehicle frame and Rear frame opposite Displacement, to make support board bracing wire that support board be driven to change position in Rear frame, in the middle in flat between vehicle frame and Rear frame When the standing driving status set, be connected between support board bracing wire one end on middle vehicle frame and the outer tube of support board bracing wire away from From reaching maximum, pull on support board steering and be bonded with Rear frame, support board is in collapsed state, in the middle vehicle frame at Rear frame When folded state, the support board bracing wire one end and the distance between outer tube being connected on middle vehicle frame are relatively short, support board It can open, the folding and unfolding of support board is extremely convenient.

A kind of preferred embodiment of the utility model, the locking mechanism include locking bar, are provided with wedging on the locking bar Slot is equipped with locking ball in wedging slot, hollow guide rod is provided on the middle vehicle frame, the locking bar is actively supported on hollow lead In bar, locking ball is provided on hollow guide rod side wall, the sliding block is socketed on hollow guide rod, and locking is provided on sliding block Hole, locking ball can be connected between locking ball and lock hole by wedging slot；The locking bar is connected with locking driving device.It adopts It can be realized simply by the movement of locking bar with the lock operation of the embodiment, locking mechanism, needed for sliding block arrival When the latched position wanted, mobile locking bar makes wedging slot that locking ball be pushed to be connected between locking ball and lock hole outward, sliding block Movement can not be gone again, locking is achieved, and when needing to unlock, moves backward locking bar, locking ball can exit lock hole and fall Enter to lock between ball and wedging slot, sliding block can slide the folding operation for carrying out vehicle frame on hollow guide rod, and folding operation can Front frame or Rear frame or sliding block is pushed to carry out to be, such as the rear electric driving wheel microrunning by being mounted in Rear frame It is carried out automatically relative to steering front wheel back-and-forth motion, and locking bar is connected with driving device is locked, locking driving device can be with Auto-action, lock operation process would be much more convenient fast.

Another preferred embodiment of the utility model, the sliding block three before, during and after having on hollow guide rod at lock Positioning is set, and is set in the hollow guide rod of each latched position there are four ball is locked, is equipped with and four locking ball on the locking bar Corresponding four wedging slots.Using the embodiment, before, during and after at three latched position can correspond to the station of Segway Human Transporter Vertical traveling, three kinds of states for riding on traveling and towing drawing row, meet the requirement of Segway Human Transporter, at each latched position Can be there are four keyed end, locking is reliable.

Another preferred embodiment of the utility model, the locking driving device are Vidacare corp or drive manually Dynamic device, the Vidacare corp are electromagnet, and the manual driving device includes locking bracing wire, and the locking bar passes through locking Bracing wire is connected with locking driving handle, and locking driving handle is hinged in front frame, and outer tube and the front frame for locking bracing wire are solid Even, circuit controling switch is provided in locking driving handle.Using the embodiment, driven using Vidacare corp as locking The automatic operation of locking with unlock may be implemented in dynamic device, keeps the folding operation of vehicle frame convenient and efficient, and with electromagnet As electronic locking driving device, structure is simple, easy to control；With lock bracing wire and locking driving handle constituted it is manual Driving device need to only pull the locking and unlock operation that locking driving handle can pull or loosen locking bar to realize sliding block, facilitate reality With the circuit controling switch being arranged in locking driving handle can guarantee Segway Human Transporter in folding process by control circuit Traveling movement will not be generated.

The utility model further preferred embodiment, the locking mechanism include feed screw nut pair, feed screw nut pair Screw rod and nut be connected respectively with middle vehicle frame and sliding block, the screw rod of feed screw nut pair is connected with lead screw motor or screw rod turning handle. Using the embodiment, there is lock function between the screw rod and nut of feed screw nut pair, sliding block can be limited on middle vehicle frame It is mobile, and lead screw motor or screw rod turning handle can drive screw rod operating to drive nut to move axially along screw rod, thus drive and spiral shell The sliding block of parent phase even on middle vehicle frame it is mobile change position, the locking mechanism being made of in this way feed screw nut pair and lead screw motor or Screw rod turning handle combine and meanwhile also become Segway Human Transporter folding driving device, no longer need to by rear electric driving wheel or manually To push front frame or Rear frame to realize folding operation.

Another further preferred embodiment of the utility model, the folding and unfolding link mechanism include being supported in Rear frame Double rocker mechanism, the preceding rocking bar in double rocker mechanism is connected by rocker device connecting rod with rear rocking bar, in rear rocking bar and seat cushion Tubing string folding and unfolding connecting rod is equipped between tubing string, tubing string folding and unfolding connecting rod two end is hinged with seat cushion tubing string and rear rocking bar respectively, before described Rocking bar front rod is hinged on rocking bar, the rocking bar front rod other end and tubing string folding and unfolding front rod are hinged, tubing string folding and unfolding front rod The other end and middle vehicle frame are hinged, and swing arm, the hinge between rocking bar front rod and tubing string folding and unfolding front rod are also hinged in Rear frame Connecting shaft movement is supported in swing arm；The seat cushion is hinged in seat cushion tubing string upper end, is provided with seat between seat cushion and seat cushion tubing string Locking mechanism is padded, seat cushion is connected by seat cushion bracing wire with middle vehicle frame, and the outer tube and Rear frame of seat cushion bracing wire are connected.Using the reality Mode is applied, when the vehicle frame hinge point mutual with the spaced winding of Rear frame rotates in the middle, before middle vehicle frame will be by tubing string folding and unfolding Connecting rod and rocking bar front rod drive double rocker mechanism to swing, and the rear rocking bar of double rocker mechanism will pass through tubing string folding and unfolding connecting rod band therewith Dynamic seat cushion tubing string is around its hinge point rotation between Rear frame, to change the position of seat cushion tubing string, and the position of seat cushion tubing string The relative position associated between middle vehicle frame and Rear frame is set, is in standing traveling-position between vehicle frame and Rear frame in the middle When, seat cushion tubing string by folding and unfolding link mechanism drive and Rear frame close to, in the middle between vehicle frame and Rear frame in ride on traveling position When setting, seat cushion tubing string by folding and unfolding link mechanism drive with Rear frame keep any angle and in a vertical state, vehicle frame in the middle When drawing capable and quiet vertical position in towing between Rear frame, seat cushion tubing string is driven by folding and unfolding link mechanism paste with Rear frame again Closely, to can guarantee Electric Scooter in the automatic conversion for travelling and riding between traveling of standing；In middle vehicle frame and Rear frame phase When rotating variation to position, the hinge point between tubing string folding and unfolding front rod and middle vehicle frame is to rocking bar front rod and preceding rocking bar The distance between hinge point be also to change therewith, the mobile branch of the articulated axle between rocking bar front rod and tubing string folding and unfolding front rod It holds and is adapted to this variation in swing arm, ensure that the normal realization of folding and unfolding link mechanism action relationships；Pass through cushion lock Mechanism can guarantee Segway Human Transporter seat cushion upper surface and the axially vertical correct position of bench hassock tube column in the case where riding on driving status, Seat cushion can also be made to change the mutual alignment between seat cushion tubing string when Segway Human Transporter is in standing driving status, so that seat It pads upper surface and bench hassock tube axis of a cylinder is substantially parallel between, reduce occupied space, make more to stick between seat cushion tubing string and Rear frame Closely, the change of the mutual alignment and between seat cushion and seat cushion tubing string passes through seat cushion bracing wire with middle vehicle frame and rear car in which can be convenient Change in location between frame is realized, without manual intervention.

The another further preferred embodiment of the utility model, is provided with loading between the Rear frame and support board Plate folding and unfolding spring is additionally provided with support board locating part, the company of support board locating part and Rear frame between Rear frame and support board The tie point P and support board folding and unfolding spring of contact R, support board and Rear frame and the tie point Q of Rear frame are successively arranged from front to back Column.Using the embodiment, support board folding and unfolding spring can assist the folding and unfolding of support board, for support board open or pack up provide it is auxiliary Power-assist power, set limit component can make support board keep determining position when opening, to be further ensured that loading The convenience of realization Yu the support board folding and unfolding of function.

The further preferred embodiment of the utility model, be provided in the front frame front wheel brake handle and/ Or rear service brake handle, the front wheel brake handle are connected with steering front wheel by front brake line, are set in front wheel brake handle There is circuit controling switch, the rear service brake handle is connected by rear brake fare with rear electric driving wheel, in rear service brake handle Equipped with circuit controling switch.It, can be according to the needs and used folding of Electric Scooter folding and retraction using the embodiment Overlapping puts the difference of driving power drive steering front wheel and/or rear electricity by front wheel brake handle and/or rear service brake handle Driver brake locking, meets the operation requirement of folding and retraction, the circuit in front wheel brake handle or rear service brake handle is arranged in Control switch can pass through the driving motor in Segway Human Transporter during control system guarantee folding and retraction, locking driving device Deng in correct electrical installation circuit.

Another further preferred embodiment of the utility model is provided with position detection dress on the middle vehicle frame It sets, the installation site of position detecting device and the latched position of sliding block are corresponding.Using the embodiment, set position inspection Vehicle frame folding status information can be provided for the control system of Segway Human Transporter by surveying device, be easy to implement Segway Human Transporter and folded behaviour The automatic control of work.

The another further preferred embodiment of the utility model, the steering front wheel have two pieces, two steering front wheels point Other rotating support left and right sides in front frame, the rear electric driving wheel is by driving motor rotating support in Rear frame.It adopts With the embodiment, Segway Human Transporter is supported on ground by rear wheel drive, and by three-wheel, and riding stability is more preferable.

Detailed description of the invention

The utility model extended-range foldable electric scooter is made in the following with reference to the drawings and specific embodiments further It is described in detail.

Fig. 1 is a kind of structural schematic diagram of specific embodiment of the utility model extended-range foldable electric scooter (place In riding on driving status)；

Fig. 2 is status diagram when Segway Human Transporter shown in Fig. 1 is in standing driving status；

Fig. 3 is stereoscopic schematic diagram when Segway Human Transporter shown in Fig. 1 is in standing driving status；

Fig. 4 is that Segway Human Transporter shown in Fig. 1 is in the status diagram folded when row state is drawn in towing；

Fig. 5 is status diagram when Segway Human Transporter shown in Fig. 1 is in quiet vertical state；

Fig. 6 is structural scheme of mechanism when vehicle frame in Segway Human Transporter shown in Fig. 1 is in standing driving status；

Fig. 7 is that vehicle frame in Segway Human Transporter shown in Fig. 1 is in structural scheme of mechanism when riding on driving status；

Fig. 8 is that the vehicle frame in Segway Human Transporter shown in Fig. 1 is in the mechanism signal folded when capable and quiet vertical state is drawn in towing Figure；

Fig. 9 is sliding block and its a kind of structural schematic diagram of embodiment of locking mechanism in structure shown in Fig. 1；

Figure 10 is schematic cross-sectional view of the position A-A when sliding block is locked state in structure shown in Fig. 9；

Figure 11 is schematic cross-sectional view of the position A-A when sliding block is unlocked state in structure shown in Fig. 9；

Figure 12 is the structural schematic diagram that driving device another embodiment is locked in structure shown in Fig. 9；

Figure 13 is sliding block and its structural schematic diagram of locking mechanism another embodiment in structure shown in Fig. 1；

Figure 14 is the schematic cross-sectional view at the position B-B in structure shown in Figure 13；

Figure 15 is schematic cross-sectional view of the position C-C when sliding block is locked state in structure shown in Figure 13；

Figure 16 is schematic cross-sectional view of the position A-A when sliding block is unlocked state in structure shown in Figure 13；

When Figure 17 is that the folding and unfolding link mechanism and associated components in Segway Human Transporter shown in Fig. 1 are in standing driving status Structural scheme of mechanism；

Figure 18 is that folding and unfolding link mechanism in Segway Human Transporter shown in Fig. 1 and associated components are in when riding on driving status Structural scheme of mechanism；

Figure 19 is folding and unfolding link mechanism in Segway Human Transporter shown in Fig. 1 and associated components be in fold towing draw it is capable and quiet Structural scheme of mechanism when vertical state；

Figure 20 be in structure shown in Fig. 1 seat cushion tubing string and associated components when Segway Human Transporter is in standing driving status Local state schematic diagram；

Figure 21 is the partial enlargement diagram at seat cushion position in structure shown in Fig. 1；

Figure 22 is the partial enlargement diagram at seat cushion position in structure shown in Figure 20；

Figure 23 is the partial enlargement diagram at the position D in structure shown in Fig. 1.

In figure: vehicle frame, 3- position detecting device, 4- vehicle frame folding front rod, 5- sliding block, 6- vehicle frame in 1- front frame, 2- Fold back link, 7- folding and unfolding link mechanism, 71- tubing string folding and unfolding front rod, 72- swing arm, 73- rocking bar front rod, 74- double rocking lever machine Rocking bar, 75- tubing string folding and unfolding connecting rod, 8- Rear frame, 9- support board limit after rocking bar, 742- rocker device connecting rod, 743- before structure, 741- Position part, 10- seat cushion, 11- seat cushion tubing string, the bracing wire of 12- seat cushion, the bracing wire of 13- support board, 14- support board, 15- support board folding and unfolding bullet Electric driving wheel after spring, 16-, 17- steering front wheel, 18- locking driving device, 19- locking bar, the hollow guide rod of 20-, 21- locking ball, 22- locks ball, 23- lock hole, 24- wedging slot, 25- locking driving handle, 26- and locks bracing wire, 27- lead screw motor, 28- Bar, 29- folding handle, 30- nut, 31- cushion lock mechanism, 311- movable latch, 312- cushion lock spring, 313- lock Button, 32- seat cushion reset spring, 33- front wheel brake handle, 34- rear service brake handle, 35- front brake line, 36- rear brake fare.

Specific embodiment

In Fig. 1 into extended-range foldable electric scooter shown in fig. 5, it is supported with steering front wheel 17 and rear electric driving wheel 16 vehicle frame is a foldable frame, and folding vehicle frame includes the front frame 1 being successively hinged, middle vehicle frame 2 and Rear frame 8, preceding Vehicle frame 1 is hinged in C point with middle 2 phase of vehicle frame, and middle vehicle frame 2 is hinged in E point, steering column, the handle of Electric Scooter with 8 phase of Rear frame Equal components are equipped in front frame 1, and steering front wheel 17 passes through damping device rotating support in front frame 1, and steering front wheel 17 There is two pieces, the left and right sides, rear electric driving wheel 16 are logical in front frame 1 by damping device rotating support respectively for two steering front wheels 17 Motor and rear damping device rotating support overdrive in Rear frame 8, the power battery of rear electric driving wheel 16 is mounted on middle vehicle frame 2 On；Vehicle frame folding front rod 4 is provided between front frame 1 and middle vehicle frame 2,4 front end of vehicle frame folding front rod and front frame 1 are cut with scissors Even, 4 rear end of vehicle frame folding front rod and sliding block 5 are hinged, and sliding block 5 is connected by locking mechanism with middle vehicle frame 2, in middle vehicle frame 2 and Vehicle frame folding back link 6 is provided between Rear frame 8,6 front end of vehicle frame folding back link and sliding block 5 are hinged, connect after vehicle frame folding 6 rear end of bar and Rear frame 8 are hinged；Position between sliding block 5 and middle vehicle frame 2 determine between front frame 1 and middle vehicle frame 2 and in Folded state between vehicle frame 2 and Rear frame 8 changes position of the sliding block 5 on middle vehicle frame 2 and is locked by locking mechanism It can determine the folded state of vehicle frame；By the folding of vehicle frame, this extended-range foldable electric scooter can have such as Fig. 2 and Standing driving status shown in Fig. 3, it is as shown in Figure 1 ride on driving status, row state is drawn in towing as shown in Figure 4 and as schemed Quiet vertical state shown in 5；Position detecting device 3, the installation site and sliding block 5 of position detecting device 3 are provided on middle vehicle frame 2 Three latched positions it is corresponding, three latched positions of sliding block 5 correspond respectively to vehicle frame standing traveling, ride on traveling, drag Pull capable and quiet vertical three kinds of states.Vehicle frame associated components traveling of standing, ride on traveling, capable and quiet vertical three kinds of states are drawn in towing Positional relationship such as Fig. 6 (standing driving status), Fig. 7 (riding on driving status) and three machines of Fig. 8 (capable and quiet vertical state is drawn in towing) Shown in structure schematic diagram.

Referring to Fig. 9, it is provided with hollow guide rod 20 on middle vehicle frame 2, hollow guide rod 20 can be during fixed installation is connected to On vehicle frame 2, it is also possible to be linked together with middle vehicle frame 2, sliding block 5 is socketed on hollow guide rod 20 and by locking mechanism and hollow Guide rod 20 is connected with middle vehicle frame 2, sliding block 5 can be moved along hollow 20 length direction of guide rod, and can be locked in by locking mechanism On empty guide rod 20, so that it is determined that the position between sliding block 5 and middle vehicle frame 2；Locking mechanism includes locking bar 19, and locking bar 19 and locking are driven Dynamic device 18 is connected, and locking driving device 18 is that the Vidacare corp being made of electromagnet is set on locking bar 19 referring to Figure 10 It is equipped with wedging slot 24, locking ball 21 is installed, locking bar 19 is actively supported in hollow guide rod 20, in hollow guide rod in wedging slot 24 It is provided with locking ball 22 on 20 side walls, lock hole 23 is provided on sliding block 5, locking bar 19 is in the electricity as locking driving device 18 Pass through wedging slot 24 under the promotion of magnet and released ball 21 is locked outward, locking ball 21 is made to be connected in locking by wedging slot 24 Between ball 22 and lock hole 23, sliding block 5 is locked；The position of the locking ball 22 opened up on hollow 20 side wall of guide rod and cunning Block 5 relatively in vehicle frame 2 latched position it is associated so that sliding block 5 three before, during and after having on hollow guide rod 20 at locking bit It sets, sets in the hollow guide rod 20 of each latched position there are four ball 22 is locked, four locking ball 22 are divided into hollow guide rod 20 The left and right sides, there are two on each side, on locking bar 19 be equipped with four wedging slots 24 corresponding with four locking ball 22, make every There are four keyed end at one latched position, guarantee that locking is reliable；Figure 11 shows knot when sliding block 5 is unlocked between each associated components Structure relationship, locking driving device 18 move backward locking bar 19, and locking ball 21 can exit lock hole 23 and fall into locking ball 22 Between wedging slot 24, sliding block 5 can slide the folding operation for carrying out vehicle frame on hollow guide rod 20.

Figure 12 shows the another embodiment that driving device 18 is locked in Fig. 9, in this embodiment, locking driving Device 18 is manual driving device, and manual driving device includes locking bracing wire 26, and locking bar 19 is driven by locking bracing wire 26 and locking Fixed handle 25 is connected, and locking driving handle 25 is hinged in front frame 1, and the outer tube and front frame 1 for locking bracing wire 26 are connected, and pulls Dynamic driving handle 25 can pull locking bar 19 to solve lock slide 5 or loosen locking bar 19 to lock to sliding block 5；Hand is driven in locking It is provided with circuit controling switch in handle 25, to guarantee that vehicle frame Segway Human Transporter in folding process will not produce by control circuit Raw traveling movement.

Figure 13 shows the another embodiment of sliding block 5 and its locking mechanism in the utility model, in present embodiment In, locking mechanism includes feed screw nut pair, referring to Figure 14 and Figure 15, the screw rod 28 and nut 30 of feed screw nut pair respectively with middle vehicle Frame 2 is connected with sliding block 5, and wherein for 28 rotating support of screw rod on middle vehicle frame 2, nut 30 is that the dissection type being inlaid in sliding block 5 is opened Nut is closed, upper and lower two halves nut is among a frame-type component and is combined by frame-type component and folding handle 29, Eccentric block is provided on folding handle 29 and may be rotatably mounted on frame-type component by eccentric block, and folding handle 29 passes through bias Block controls the distance between two half-nuts, to control nut 30 and the engagement of screw rod 28 or separate, engagement state such as Figure 14 With shown in Figure 15, discrete state is as shown in figure 16.The screw rod 28 of feed screw nut pair is connected with lead screw motor 27, normal condition Under, dissection type clasp nut and screw rod 28 are in bonding state, drive screw rod 28 to rotate by lead screw motor 27, to pass through nut 30 with movable slider 5 on middle vehicle frame 2 the mobile relative positions for changing sliding block 5 and middle vehicle frame 2 so that front frame 1, middle vehicle frame 2 and Change folded state between Rear frame 8, when sliding block 5 reaches required latched position, lead screw motor 27 stops driving operating, Sliding block 5, which is locked, by the self-locking property between nut 30 and screw rod 28 keeps the folded state of vehicle frame；And it is unexpected when occurring When situation rotate screw rod 28 can not, segment bounds clasp nut can be made to be in the shape isolated with screw rod 28 by opening and closing handle 29 State makes the unlock of sliding block 5 that can slide the folded state for changing vehicle frame relative to middle vehicle frame 2, completes after adjusting again by folding handle 29 engage nut 30 with screw rod 28 and lock.

Seat cushion tubing string 11 is hinged in Rear frame 8, seat cushion tubing string 11 is mutual by folding and unfolding link mechanism 7 and middle vehicle frame 2 It interlocks, referring to Figure 17 to Figure 19, folding and unfolding link mechanism 7 includes that double in Rear frame 8 shake by hinge point k point and g dot point Linkage 74, the preceding rocking bar 741 in double rocker mechanism 74 is connected by rocker device connecting rod 742 with rear rocking bar 743, in rear rocking bar Between 743 and seat cushion tubing string 11 be equipped with tubing string folding and unfolding connecting rod 75,75 both ends of tubing string folding and unfolding connecting rod respectively with seat cushion tubing string 11 and after Rocking bar 743 is hinged, the rear rocking bar 743 and hinge point f of rocker device connecting rod 742, the hinge point g of rear rocking bar 743 and Rear frame 8 and The hinge point h between rocking bar 743 and tubing string folding and unfolding connecting rod 75 is arranged successively afterwards；Rocking bar front rod is hinged on preceding rocking bar 741 73,73 other end of rocking bar front rod and tubing string folding and unfolding front rod 71 are hinged, the other end of tubing string folding and unfolding front rod 71 and middle vehicle frame 2 It is hinged, swing arm 72 is also hinged with by hinge point j point in Rear frame 8, sliding slot, rocking bar front rod 73 are provided in swing arm 72 Articulated axle between tubing string folding and unfolding front rod 71 is supported in swing arm 72 by sliding slot movement, and sliding slot both ends before rocking bar to connecting Articulated axle between bar 73 and tubing string folding and unfolding front rod 71 forms limit, and folding and unfolding link mechanism 7 passes through the length and its phase of sliding slot Ensure the accurate realization of action relationships for the position of hinge point j point.

Seat cushion 10 is installed in 11 upper end of seat cushion tubing string, seat cushion 10 is hinged in 11 upper end of seat cushion tubing string, and referring to fig. 20 to figure 22, cushion lock mechanism 31 is provided between seat cushion 10 and seat cushion tubing string 11, cushion lock mechanism 31 includes being arranged in seat cushion Movable latch 311 on 10 and the lock 313 being arranged on seat cushion tubing string 11, movable latch when seat cushion 10 is in the lock state 311 are plugged in lock 313 (as shown in figure 22), and cushion lock spring 312 is provided between movable latch 311 and seat cushion 10, Cushion lock spring 312 is cylindroid helical-coil compression spring, and under the spring-force driven dual of seat cushion Lock spring 312 activity can insert Pin 311 remains out the lock motion trend of stretching, auto-extending performing locked operations in the case where no external force, living Dynamic bolt 311 is connected with 12 one end of seat cushion bracing wire, and seat cushion 10 is connected by movable latch 311 and seat cushion bracing wire 12 with middle vehicle frame 2, The outer tube and Rear frame 8 of seat cushion bracing wire 12 are connected, when vehicle frame 2 and Rear frame 8 are in standing driving status in the middle in this way, seat cushion Bracing wire 12 is pulled, and the spring force of cushion lock spring 312 can be overcome to pull the retraction of movable latch 311 de- by seat cushion bracing wire 12 From lock 313, the unlock of seat cushion 10 is conveniently realized, movable latch 311 is pulled on back cushion bracing wire 12, seat cushion will be passed through Lock spring 312 drives seat cushion 10 to rotate relative to seat cushion tubing string 11 and change mutual positional relationship, reach such as Figure 20 and Seat cushion position under standing driving status shown in Figure 21.Seat cushion reset spring is provided between seat cushion 10 and seat cushion tubing string 11 32, seat cushion reset spring 32 is the torsional spring being sleeved between seat cushion 10 and seat cushion tubing string 11 on articulated axle, in seat cushion reset spring Can make under 32 spring-force driven dual seat cushion 10 keep its upper surface and seat cushion tubing string 11 it is axially vertical ride on driving status, Do not have to make seat cushion 10 automatically in the position in the case where external force, in this way, the position between vehicle frame 2 and Rear frame 8 in the middle Relationship is converted from standing driving status to when riding on driving status, and seat cushion bracing wire 12 is released, and seat cushion reset spring 32 makes seat cushion 10 automatically in its upper surface and seat cushion tubing string 11 it is axially vertical ride on driving status, and in the work of seat cushion Lock spring 312 Movable latch 311 is set to be plugged in the position locking for implementing seat cushion 10 in lock 313 under.

Support board 14, hinge point E, seat cushion tubing string 6 and the rear car of middle vehicle frame 2 and Rear frame 8 are also hinged in Rear frame 8 The hinge point L and support board 8 of frame 8 and the hinge point P of Rear frame 8 are arranged successively, and are arranged between Rear frame 8 and support board 14 There is support board folding and unfolding spring 15, support board folding and unfolding spring 15 is spiral stretching spring, is also set between Rear frame 8 and support board 14 Be equipped with support board locating part 9, support board locating part 9 be mutually be hinged can pole part, both ends respectively with support board 14 and after 8 phase of vehicle frame is hinged, the tie point R of support board locating part 9 and Rear frame 8, the tie point P of support board 14 and Rear frame 8 and loading Plate folding and unfolding spring 15 and the tie point Q of Rear frame 8 are arranged successively from front to back, support board folding and unfolding spring 15 and support board locating part 9 be two pieces, and is divided into 14 left and right sides of support board；Support board 14 is connected by support board bracing wire 13 with middle vehicle frame 2, loading The outer tube and Rear frame 8 of plate bracing wire 13 are connected, and such support board 14 can be with the change in location between middle vehicle frame 2 and Rear frame 8 And stored position is changed by support board bracing wire 13 by middle vehicle frame 2, in the middle in shape of riding of standing between vehicle frame 2 and Rear frame 8 When state, the distance between the outer tube of 13 one end of support board bracing wire and support board bracing wire 13 for being connected on middle vehicle frame 2 reaches most Greatly, the steering of support board 14 is pulled to be bonded with Rear frame 8, referring to fig. 20, support board 14 is in collapsed state, at this time support board limit Part 9 is folded and is closed and between support board 14 and Rear frame 8, and support board folding and unfolding spring 15 is in support board 14 and Rear frame 8 Tie point P lower section, acting force of the spring keeps support board 14 and the fit-state of Rear frame 8, referring to Fig. 3, seat at this time Tubing string 11 is padded as described previously by the effect of folding and unfolding link mechanism 7 and middle vehicle frame 2 and in be located at support board 14 and Rear frame 8 it Between the position close to Rear frame 8, be fitted in support board 14 in Rear frame 8 just as Segway Human Transporter standing driving status The foot pedal that lower driver stands, the carry-on articles of driver can also be shelved on the support board 14 as foot pedal, When Segway Human Transporter is converted to as shown in Figure 1 when riding on driving status from standing driving status, middle vehicle frame 2 and Rear frame 8 it Between gradually fold pack up, be connected to 13 one end of support board bracing wire on middle vehicle frame 2 and between the outer tube of support board bracing wire 13 Distance gradually reduces, and support board bracing wire 13 accordingly reduces the pulling force of support board 14 until disappearing, and seat cushion tubing string 11 connects in folding and unfolding It moves and opens with middle vehicle frame 2 under the action of linkage 7, will overcome support board folding and unfolding spring 15 to support board 14 in the process It keeps the active force packed up that support board 14 is driven to move upwards, makes support board folding and unfolding spring 15 when support board 14 turns over certain angle When crossing the tie point between support board 14 and Rear frame 8, support board folding and unfolding spring 15 is to the active force of support board 14 from holding The effect of packing up switchs to that opening is promoted to act on, so that so that support board 14 is not needed manual intervention completes opening procedure, open position It is controlled by support board locating part 9 and is in the state substantially vertical with Rear frame 8, between support board 14 and Rear frame 8 and two sides The space being formed by between support board locating part 9 becomes as load space；When Segway Human Transporter is converted from driving status is ridden on When drawing row state to towing, as shown in figure 4, folding completely between middle vehicle frame 2 and Rear frame 8, seat cushion tubing string 11 is in folding and unfolding connecting rod It moves under the action of mechanism 7 with middle vehicle frame 2 and is bonded again with Rear frame 8, and support board 14 keeps the position between Rear frame 8 Set it is constant, including in quiet vertical state as shown in Figure 5 always in this way, still keeping loading function.

Referring to fig. 23, front wheel brake handle 33 and/or rear service brake handle 34, front wheel brake are provided in front frame 1 Handle 33 is connected by front brake line 35 with steering front wheel 17, and rear service brake handle 34 passes through rear brake fare 36 and rear electric driving wheel 16 are connected, to make 17 braking and locking of steering front wheel 16 and/or rear electric driving wheel according to the needs of Electric Scooter folding and retraction, Meet the operation requirement of folding and retraction；Circuit controling switch is equipped in front wheel brake handle 33, in rear service brake handle 34 Equipped with circuit controling switch, to pass through the driving motor in Segway Human Transporter during control circuit guarantee folding and retraction, locking Driving device etc. is in correct electrical installation circuit.

Some preferred embodiments of the utility model are only listed above, but the utility model is not limited thereto, also Many modifications and variations can be made.It is connected as the screw rod 28 of the feed screw nut pair may not be with lead screw motor 27, And can be and be connected with screw rod turning handle, drive screw rod 28 to rotate by manual rotation's screw rod turning handle, screw rod turning handle can be installation Handwheel or handle in 28 end of screw rod are also possible to that the square tenon of 28 end of screw rod is arranged in；It can also be in the swing arm 72 It is not to be provided with sliding slot, and can be and be provided with guide post, the articulated axle between rocking bar front rod 73 and tubing string folding and unfolding front rod 71 It is socketed on the guide post to which movement is supported in swing arm 72；The support board locating part 9, which may not be, to be mutually hinged Can pole part, and can be the flexible member or other types of component such as chain cable one kind, as long as support board 14 can be limited Open angle, correspondingly, 9 both ends of support board locating part may not be to be hinged with support board 14 and 8 phase of Rear frame respectively, And it can be and be connected using common connection type.And so on, as long as in the utility model basic principle on the basis of institute The improvement and transformation made, are regarded as falling into the protection scope of the utility model.

Claims

1. a kind of extended-range foldable electric scooter, including steering front wheel (17) on vehicle frame of vehicle frame, rotating support and after Electric driving wheel (16), it is characterised in that: the vehicle frame includes the front frame (1) being successively hinged, middle vehicle frame (2) and Rear frame (8), Vehicle frame folding front rod (4), vehicle frame folding front rod (4) front end and front truck are provided between front frame (1) and middle vehicle frame (2) Frame (1) is hinged, and vehicle frame folding front rod (4) rear end and sliding block (5) are hinged, and sliding block (5) passes through locking mechanism and middle vehicle frame (2) phase Even, be provided between middle vehicle frame (2) and Rear frame (8) vehicle frame folding back link (6), vehicle frame folding back link (6) front end and Sliding block (5) is hinged, and vehicle frame folding back link (6) rear end and Rear frame (8) are hinged；Seat cushion is hinged on the Rear frame (8) Tubing string (11) is equipped with seat cushion (10) in seat cushion tubing string (11) upper end, and the seat cushion tubing string (11) passes through folding and unfolding link mechanism (7) It is mutually interlocked with middle vehicle frame (2)；Support board (14) are also hinged on Rear frame (8), which is drawn by support board Line (13) is connected with middle vehicle frame (2).

2. extended-range foldable electric scooter according to claim 1, it is characterised in that: the locking mechanism includes lock Bar (19) is provided with wedging slot (24) on the locking bar (19), locking ball (21) is equipped in wedging slot (24), in the middle vehicle frame (2) it is provided on hollow guide rod (20), the locking bar (19) is actively supported in hollow guide rod (20), in hollow guide rod (20) side Locking ball (22) is provided on wall, the sliding block (5) is socketed on hollow guide rod (20), is provided with lock hole on sliding block (5) (23), locking ball (21) can be connected between locking ball (22) and lock hole (23) by wedging slot (24)；The locking bar (19) it is connected with locking driving device (18).

3. extended-range foldable electric scooter according to claim 2, it is characterised in that: the sliding block (5) is hollow Latched position at three before, during and after having on guide rod (20), the hollow guide rod of each latched position (20) set there are four lock ball (22), four wedging slots (24) corresponding with four lockings ball (22) are equipped on the locking bar (19).

4. extended-range foldable electric scooter according to claim 2 or 3, it is characterised in that: the locking driving dress Setting (18) is Vidacare corp or manual driving device, and the Vidacare corp is electromagnet, the manual driving device Including locking bracing wire (26), the locking bar (19) is connected by locking bracing wire (26) with locking driving handle (25), locking driving Handle (25) is hinged on front frame (1), and the outer tube and front frame (1) for locking bracing wire (26) are connected, in locking driving handle (25) circuit controling switch is provided in.

5. extended-range foldable electric scooter according to claim 1, it is characterised in that: the locking mechanism includes silk Stem nut pair, the screw rod (28) and nut (30) of feed screw nut pair are connected with middle vehicle frame (2) and sliding block (5) respectively, feed screw nut Secondary screw rod (28) is connected with lead screw motor (27) or screw rod turning handle.

6. extended-range foldable electric scooter according to claim 1, it is characterised in that: the folding and unfolding link mechanism It (7) include the double rocker mechanism (74) being supported on Rear frame (8), the preceding rocking bar (741) in double rocker mechanism (74) is by shaking Linkage connecting rod (742) is connected with rear rocking bar (743), and tubing string folding and unfolding is equipped between rear rocking bar (743) and seat cushion tubing string (11) Connecting rod (75), tubing string folding and unfolding connecting rod (75) both ends are hinged with seat cushion tubing string (11) and rear rocking bar (743) respectively, in the preceding rocking bar (741) it is hinged on rocking bar front rod (73), rocking bar front rod (73) other end and tubing string folding and unfolding front rod (71) are hinged, tubing string The other end of folding and unfolding front rod (71) and middle vehicle frame (2) are hinged, and are also hinged on Rear frame (8) swing arm (72), connect before rocking bar Articulated axle movement between bar (73) and tubing string folding and unfolding front rod (71) is supported on swing arm (72)；The seat cushion (10) is hinged in Seat cushion tubing string (11) upper end is provided with cushion lock mechanism (31), seat cushion (10) between seat cushion (10) and seat cushion tubing string (11) It is connected by seat cushion bracing wire (12) with middle vehicle frame (2), the outer tube of seat cushion bracing wire (12) and Rear frame (8) are connected.

7. extended-range foldable electric scooter according to claim 1, it is characterised in that: the Rear frame (8) with It is provided with support board folding and unfolding spring (15) between support board (14), is additionally provided with load between Rear frame (8) and support board (14) Object plate locating part (9), the connection of support board locating part (9) and the tie point R, support board (14) and Rear frame (8) of Rear frame (8) Point P and support board folding and unfolding spring (15) and the tie point Q of Rear frame (8) are arranged successively from front to back.

8. extended-range foldable electric scooter according to claim 1, it is characterised in that: on the front frame (1) It is provided with front wheel brake handle (33) and/or rear service brake handle (34), the front wheel brake handle (33) passes through front brake line (35) it is connected with steering front wheel (17), circuit controling switch, the rear service brake handle is equipped in front wheel brake handle (33) (34) it is connected by rear brake fare (36) with rear electric driving wheel (16), is opened in rear service brake handle (34) equipped with circuit control It closes.

9. extended-range foldable electric scooter according to claim 1, it is characterised in that: on the middle vehicle frame (2) It is provided with position detecting device (3), the installation site of position detecting device (3) is corresponding with the latched position of sliding block (5).

10. extended-range foldable electric scooter according to claim 1, it is characterised in that: the steering front wheel (17) There is two pieces, rotating support left and right sides on front frame (1), the rear electric driving wheel (16) pass through two steering front wheels (17) respectively Driving motor rotating support is on Rear frame (8).