CN208544390U - The collapsible traffic scooter of one key - Google Patents

Abstract

A kind of collapsible traffic scooter of a key, including front forked frame, rear crotch, body support, adjustable shelf, handlebar assembly, seating component and telescopic component, front forked frame are provided with front vehicle wheel, and rear crotch is provided with rear wheel, and handlebar assembly is set on front forked frame；Body support is set between front forked frame and rear crotch, and body support front end is opposite with front forked frame bottom hinged, hinged at the top of body support rear end and rear crotch；The first hinged end and rear crotch and body support on adjustable shelf is hinged；It takes component to be set on adjustable shelf, adjustable shelf connects with one key-lock of rear crotch；Telescopic component includes inner and outer tubes, and inner tube telescopic slide is inserted on outer tube, has positioning adjustment structure between inner tube and outer tube；Upper guide bush and lower guide sleeve are provided on front forked frame, inner tube is hinged with upper guide bush, and body support and lower guide sleeve are hinged, and outer tube and the second hinged end on adjustable shelf are hinged.The utility model folding convenient is quick, folding volume is small, sound construction is reliable, applied widely.

Description

The collapsible traffic scooter of one key

Technical field

The utility model relates to a kind of folded bicycle, in particular to the collapsible traffic scooter of an a kind of key, structure by their entirety It include bicycle and electric vehicle by driving method including two wheeler, tricycle and carriage.

Background technique

Current folding two-wheeled existing on the market or tricycle, fold or opening procedure is all inconvenient, this is because The process for folding or needing to operate when opening is more and complicated, and for woman or child, operation difficulty is just bigger；In addition, Folded volume is larger, it is difficult to which storage and carrying do not reach the real purpose of folder function.

Chinese patent literature CN105711720B disclosed a kind of folding bicycle on 2 23rd, 2018, and specific It discloses: including car owner's frame, front-wheel front fork and being rotatably fixed on front-wheel on the front-wheel front fork, rear-wheel rear fork and can be rotated The rear-wheel that is fixed on the rear-wheel rear fork, front fork buckling device, rear fork buckling device, be fixed on it is oblique on car owner's frame Rotating mechanism, the handlebar supporting element being set on the oblique rotating mechanism and it is slidably secured the handlebar supporting element Handlebar assembly；The front fork buckling device include the first attachment base being set on car owner's frame and be set to it is described before The second attachment base on front fork and with first attachment base rotation connection is taken turns, the rear fork buckling device is described including being set to Button Block on car owner's frame and it is set to the fastener connecting on the rear-wheel rear fork and with the Button Block, the handlebar supporting element Including retaining mechanism, the handlebar assembly includes handlebar ontology, the anti-rotation portion being set on the handlebar ontology and is fixed on Locating piece on the handlebar ontology, when folding bicycle is in fold assembling state, second attachment base is relatively described The rotation of first attachment base, the front-wheel rotation conform to car owner's frame, and the fastener is separated with the Button Block, the rear-wheel Rotation conforms to car owner's frame and fastens with the front-wheel, and the front-wheel and the rear-wheel are parallel to each other and axle center is overlapped, The relatively described handlebar supporting element sliding of the handlebar ontology, the locating piece and the retaining mechanism clamping, the handlebar support Part conforms to car owner's frame by the oblique rotating mechanism rotation, the front-wheel, the rear-wheel and the handlebar ontology with ground Face pushes against contact.As it can be seen that the bicycle of the structure is more and complicated there are above-mentioned folding process, folding volume is big, is difficult to store The shortcomings that carrying.

Therefore, it is necessary to be further improved.

Utility model content

The purpose of the utility model is to provide it is a kind of it is simple and reasonable, folding convenient is quick, folding volume is small, structure The collapsible traffic scooter of a key solid and reliable, applied widely, to overcome shortcoming in the prior art.

It presses the collapsible traffic scooter of one key of one kind of this purpose design, including front forked frame, rear crotch, handlebar assembly and multiplies Component is sat, front forked frame bottom is provided with front vehicle wheel, and rear crotch bottom is provided with rear wheel, and handlebar assembly is set on front forked frame； It is characterized by also including body support, adjustable shelf and telescopic components；The body support be set to front forked frame and rear crotch it Between, body support front end is opposite with front forked frame bottom hinged, hinged at the top of body support rear end and rear crotch；On the adjustable shelf The first hinged end and rear crotch front end and body support rear end it is hinged；The seating component is set on adjustable shelf, and vehicle is beaten Under open state, rear crotch is supported by adjustable shelf and takes component, and adjustable shelf connects with one key-lock of rear crotch；The telescopic component includes Inner and outer tubes, inner tube telescopic slide are inserted on outer tube, are had positioning adjustment structure between inner tube and outer tube, are made inner tube phase It is adjustable to the position of outer tube；Upper guide bush and lower guide sleeve are provided on the front forked frame, upper guide bush is slided and is rotated on front forked frame, The rotation of lower guide sleeve in front forked frame bottom, inner tube front end stretch out it is hinged with the upper guide bush behind outer tube front end, body support front end with Lower guide sleeve is hinged, and outer tube back-end and the second hinged end on adjustable shelf are hinged, and under vehicle opening state, front forked frame passes through group of stretching Part can swing adjust so that handlebar assembly and take component between position it is adjustable；Under vehicle folding state, front forked frame with Body support mutually draws close folding, rear crotch and body support around common hinge joint and mutually draws close folding around common hinge joint Folded, telescopic component is opposite with body support to draw close folding.

This traffic scooter further includes aperture component, which includes first connecting rod and second connecting rod, first connecting rod One end is hinged with rear crotch, and the first connecting rod other end and second connecting rod one end are hinged, and the second connecting rod other end and outer tube are hinged, the Two connecting rods and body support staggered form are hinged；Under vehicle folding state, first connecting rod is with second connecting rod around common hinge joint phase Mutually drawing close folding, first connecting rod and rear crotch mutually draws close folding around common hinge joint, and second connecting rod and outer tube are around common Hinge joint mutually draws close folding.

Supporting station is provided on the rear crotch, supporting station is equipped with bearing convex ribs；The adjustable shelf is equipped with for filling With the carrying sleeve for taking component, carrying sleeve bottom, which is equipped with, supports bulge loop, and under vehicle opening state, bearing bulge loop is supported in It holds on convex ribs, to realize support of the supporting station to adjustable shelf.

Can have following scheme to the locking of adjustable shelf: it is movable to be provided with elastic reset on the supporting station for scheme one Lock pin, carrying sleeve is equipped with lockhole, and when vehicle is opened in place, latch pin ends elasticity is inserted into lockhole, so that adjustable shelf locks On supporting station.Scheme two, the movable lock slider of elastic reset is provided on the supporting station, and lock slider is equipped with button , under vehicle opening state, button bit lock realizes the locking to adjustable shelf on bearing bulge loop.

The seating component further includes seat cushion main body and seatpost, and seat cushion is provided between seat cushion main body and seatpost and folds dress It sets, seat cushion main body is realized to side by seat cushion folding device and folded.

The seat cushion folding device includes the first folded sheet and the second folded sheet, the first folded sheet side and the second folded sheet Side is hinged, and the first folded sheet is connect with seat cushion main body, and the second folded sheet is connect with seatpost, and seat cushion main body is folded with first Plate is folded to one side to overturn of seatpost.

First folded sheet is connect by shaft with seat cushion body rotation；The setting of first folded sheet other side is useful In the grab for latching the second folded sheet.

The handlebar assembly includes handlebar tube and two handlebar bodies, handlebar tube is T-shaped, and handlebar bottom of the tube is adjustable to be inserted in In logical front forked frame, two handlebar bodies are hingedly connected to two sides at the top of handlebar tube, under vehicle folding state, handlebar body and handlebar tube around Common hinge joint mutually draws close folding.

This traffic scooter further includes driving mechanism, which includes chain drive component and/or electric drive group Part；

The chain drive component, which is located at, to be taken below component comprising drive sprocket, transmission minor sprocket, the big chain of transmission Wheel, driven sprocket and driving pedal；The head sprocket, transmission minor sprocket, transmission big sprocket wheel and driven sprocket are respectively with respect to rear fork The setting of frame locating rotation；It is driven minor sprocket and transmission big sprocket wheel is coaxially connected, driven sprocket is coaxially connected with rear wheel, drive chain Wheel passes through the first driving chain transmission connection transmission minor sprocket, and transmission big sprocket wheel passes through the second driving chain transmission connection rear car Wheel；The driving pedal is set on drive sprocket, and drive sprocket is driven to rotate；

The power drive assemblies include power supply part and driving motor, and power supply part is set on rear crotch and is electrically connected Connect driving motor, driving motor transmission connection rear wheel.

The utility model has the following beneficial effects:

1. front forked frame, body support are integrally in that N font connects, and mutually draws close folding with rear crotch, this foldable structure energy Make folding volume is more traditional to be substantially reduced, be truly realized convenient for collecting and carry；The tubing that total is related to is less, can Overall weight is reduced, material cost can be also reduced.

2. front forked frame by telescopic component can swing adjust, it is effective to adjust handlebar assembly and take between component Spacing, therefore the use needs of different people can be met, it is adaptable, it is applied widely.

3. in use, take component connected with rear crotch by corresponding locking mechanism it is integral, be conducive to carrying user, And then the load-bearing capacity of vehicle is improved, keep complete vehicle structure stronger reliable, user, which uses, to be embodied more preferably.

4. locking and unlock work need to only can be realized in vehicle by the lock pin between adjustable shelf and rear crotch, a key is realized It folds, the folding process being related to is few, easy to operate.

It, can 5. a foldable structure is applicable on two wheeler or tricycle, and also can apply on bicycle or electric vehicle See that its is applied widely, it is practical.

Detailed description of the invention

Fig. 1 is the perspective view in the utility model first embodiment under folding stand opening state.

Fig. 2 is the main view in the utility model first embodiment under folding stand opening state.

Fig. 3 is the top view in the utility model first embodiment under folding stand opening state.

Fig. 4 is the right view in the utility model first embodiment under folding stand opening state.

Fig. 5 is the perspective view in another orientation under folding stand opening state in the utility model first embodiment.

Fig. 6 is the enlarged diagram in Fig. 5 at A.

Fig. 7 is the cross-sectional view in the utility model first embodiment under lock pin lockup state.

Fig. 8 is the cross-sectional view in the utility model first embodiment under lock pin unlocked state.

Fig. 9 is the partial schematic diagram taken under component use state in the utility model first embodiment.

Figure 10 is the partial schematic diagram taken under component first folded state in the utility model first embodiment.

Figure 11 is the partial schematic diagram taken under the second folded state of component in the utility model first embodiment.

Figure 12 is the structural schematic diagram of adjustable shelf in the utility model first embodiment.

Figure 13-Figure 17 is followed successively by the schematic diagram of the utility model first embodiment difference folding phase.

Figure 18 is the opening state main view of the utility model first embodiment.

Figure 19 is the opening state main view of the utility model second embodiment.

Figure 20 is the partial cross-sectional view of the utility model 3rd embodiment.

Figure 21 is the partial enlarged view (broken section) of the utility model 3rd embodiment.

Specific embodiment

The utility model is further described with reference to the accompanying drawings and embodiments.

Referring to Fig. 1-Figure 18, this collapsible traffic scooter of key is two-wheeled cycle comprising front forked frame 2, adjustable shelf 11, rear crotch 13, body support 17, handlebar assembly, seating component and telescopic component；2 lower rotation of front forked frame is provided with front truck Wheel 1,13 lower rotation of rear crotch is provided with rear wheel 14, and handlebar assembly is set on front forked frame 2；Before body support 17 is set to Between crotch 2 and rear crotch 13,17 front end of body support is opposite with 2 bottom of front forked frame hinged, 17 rear end of body support and rear fork 13 top of frame is hinged, and front forked frame 2, rear crotch 13 whole with body support 17 are in that N font connects；First on adjustable shelf 11 is hinged End 11.1 is hinged with 13 front end of rear crotch and 17 rear end of body support；It takes component to be set on adjustable shelf 11, vehicle open shape Under state, rear crotch 13 takes component by the support of adjustable shelf 11, i.e. the weight bearing of user makes holding for vehicle on rear crotch 13 The enhancing of Beijing South Maxpower Technology Co. Ltd's power；Adjustable shelf 11 connects with 13 1 key-lock of rear crotch；Telescopic component includes inner tube 4 and outer tube 7,4 telescopic slide of inner tube Be inserted in the inside of outer tube 7, have positioning adjustment structure between inner tube 4 and outer tube 7, make inner tube 4 can with respect to the position of outer tube 7 It adjusts；Positioning adjustment structure includes several adjustment holes that homogenous linear is arranged on outer tube 7, and elasticity is provided with pin shaft, pin shaft in inner tube 4 The different adjustment hole of grafting is positioned, realizes that the position between inner tube 4 and outer tube 7 is adjusted；2 surface of front forked frame is provided with upper guide bush 3 With lower guide sleeve 3 ', the sliding of upper guide bush 3 and rotation are on front forked frame 2, and in 2 bottom of front forked frame, 4 front end of inner tube is stretched for the lower rotation of guide sleeve 3 ' Hinged with upper guide bush 3 behind 7 front end of outer tube out, 17 front end of body support and lower guide sleeve 3 ' hingedly, realize body support 17 and front fork Frame 2 it is relatively hinged, under the action of inner tube 4, when vehicle folding the sliding of upper guide bush 3 on 2 surface of front forked frame, 7 rear end of outer tube with The second hinged end 11.2 on adjustable shelf 11 is hinged, under vehicle opening state, front forked frame 2 by telescopic component (adjust inner tube 4 with Positional relationship between outer tube 7) can swing adjust so that handlebar assembly and take component between position it is adjustable；Front fork Be main load position between frame 2 and lower guide sleeve 3 ', be not influence the go to action of front forked frame 2, front forked frame 2 and lower guide sleeve 3 ' it Between be provided with bearing (not shown), restraining position ring block 30 is set on the outside of front forked frame 2, which is located on lower guide sleeve 3 ' Side, to limit lower 3 ' upward sliding of guide sleeve, stop collar 30 is fixed on front forked frame 2 by modes such as buckle, screw, welding；Vehicle Under folded state, front forked frame 2 and body support 17 mutually draw close folding, rear crotch 13 and body support around common hinge joint 17 mutually draw close folding around common hinge joint, and telescopic component and body support 17 draw close folding relatively；It can referring to Figure 13-Figure 17 See, when the folding stand of this structure folds, front forked frame 2, rear crotch 13 and body support 17 mutually draw close folding, make folding volume More traditional is substantially reduced, convenient for collecting and carrying.

Furtherly, this traffic scooter includes aperture component, which includes first connecting rod 15 and second connecting rod 16,15 one end of first connecting rod and 13 middle part of rear crotch are hinged, and 15 other end of first connecting rod and 16 one end of second connecting rod are hinged, and second 16 other end of connecting rod and 7 front end of outer tube are hinged, and 16 middle part of second connecting rod is hinged with 17 middle part staggered form of body support；Pass through setting Aperture component can be effectively controlled the aperture in the folding process between outer tube 7, rear crotch 13 and body support 17, it is ensured that fold suitable Benefit is completed.Under vehicle folding state, first connecting rod 15 mutually draws close folding around common hinge joint with second connecting rod 16, and first connects Bar 15 mutually draws close folding around common hinge joint with rear crotch 13, and second connecting rod 16 is mutual around common hinge joint with outer tube 7 Draw close folding.

Furtherly, 13 top of rear crotch is provided with the supporting station 12 of U-shaped, and 12 inner wall of supporting station is equipped with bearing convex ribs 12.1；Adjustable shelf 11 is equipped with for assembling the carrying sleeve 11.3 for taking component, and it is convex that 11.3 bottom of carrying sleeve is equipped with bearing Ring 11.4, under vehicle opening state, bearing bulge loop 11.4 is supported on bearing convex ribs 12.1, to realize supporting station 12 to adjustable shelf 11 support；What carrying sleeve 11.3 was inclined outwardly is supported on supporting station 12.

Furtherly, referring to Fig. 6-Fig. 8, the movable lock pin 18 of elastic reset, carrying sleeve are provided on supporting station 12 Bearing bulge loop 11.4 in 11.3 is equipped with lockhole 11.5, and when vehicle is opened in place, 18 end elasticity of lock pin is inserted into lockhole 11.5 In, so that adjustable shelf 11 is locked on supporting station 12；Overcome the elastic force of lock pin 18 to pull out lock pin 18, its end is made to be detached from lockhole 11.5, unlock can be realized, realize that a key folds.Specifically, spring 19, spring 19 are provided between lock pin 18 and supporting station 12 It is sheathed on lock pin 18, and spring one end acts on lock pin 18, the other end acts on supporting station 12, lock pin 18 is at least partly Supporting station 12 is exposed outside, user is facilitated to be unlocked operation.

Furtherly, bearing convex ribs 12.1 are in the U-shaped setting with opening；Taking component includes seat cushion main body 8 and seatpost 10； Seatpost 10 is adjustable be inserted in lead to carrying sleeve 11.3 in；According to the high low adjustment to seatpost 10,10 bottom of seatpost may Carrying sleeve 11.3 can be run through, 10 bottom of seatpost passes in and out branch through the opening that the part of carrying sleeve 11.3 is supported convex ribs 12.1 Cushion cap 12；Seat cushion folding device 9 is provided between seat cushion main body 8 and seatpost 10, seat cushion main body 8 is real by seat cushion folding device 9 Now folded to side.Seat cushion folding device 9 includes the first folded sheet 9.2 and the second folded sheet 9.3,9.2 side of the first folded sheet It is hinged with 9.3 side of the second folded sheet, the first folded sheet 9.2 is connect with seat cushion main body 8, the second folded sheet 9.3 and seatpost 10 connections, seat cushion main body 8 are folded with the first folded sheet 9.2 to 10 1 side to overturn of seatpost.First folded sheet 9.2 passes through shaft 9.1 It is rotatablely connected with seat cushion main body 8；First folded sheet, 9.2 other side is provided with the grab 9.4 for latching the second folded sheet 9.3. Formula foldable structure is drawn close in view of this folding stand, needs to fold seat cushion main body 8 to side, be folded thus by setting seat cushion Device 9 is realized.

Furtherly, handlebar assembly includes handlebar tube 5 and two handlebar bodies 6, and handlebar tube 5 is T-shaped, and 5 bottom of handlebar tube is adjustable Formula be inserted in in the front forked frame 2 that leads to, two handlebar bodies 6 are hingedly connected to 5 top two sides of handlebar tube, under vehicle folding state, vehicle Body 6 and handlebar tube 5 are mutually drawn close folding around common hinge joint.By the further folding to handlebar assembly, further contract The folding volume of small capital vehicle.

Furtherly, this vehicle further includes driving mechanism, which includes chain drive component；Chain drive component Below seating component comprising drive sprocket 21, transmission minor sprocket 23, transmission big sprocket wheel 24, driven sprocket 26 and driving Pedal 27；Head sprocket 21, transmission minor sprocket 23, transmission big sprocket wheel 24 and driven sprocket 26 are respectively with respect to 13 locating rotation of rear crotch Setting；Wherein, drive sprocket 21 and the outer diameter of transmission big sprocket wheel 24 are greater than the outer diameter of transmission minor sprocket 23, transmission big sprocket wheel 24 Outer diameter is greater than the outer diameter of driven sprocket 26；The number of teeth (or outer diameter) ratio of head sprocket 21 and transmission minor sprocket 23 is 12:8, transmission Big sprocket wheel 24 and the number of teeth (or outer diameter) ratio of driven sprocket 26 are 35:10；It is driven minor sprocket 23 and transmission big sprocket wheel 24 is coaxial Connection, driven sprocket 26 and rear wheel 14 are coaxially connected, and drive sprocket 21 is small by the transmission connection transmission of the first driving chain 22 Sprocket wheel 23, transmission big sprocket wheel 24 pass through the second driving chain 25 transmission connection rear wheel 14；Driving pedal 27 is set to drive chain On wheel 21, user can drive drive sprocket 21 to rotate by driving pedal 27, and then rear wheel 14 is driven to rotate, finally to drive Vehicle advances.

Second embodiment

Referring to Figure 19, this collapsible traffic scooter of key is different from being in place of first embodiment: driving mechanism includes Chain drive component and power drive assemblies；Wherein, power drive assemblies include power supply part 28 and driving motor 29, power supply Part 28 is set on rear crotch 13 and is electrically connected driving motor 29, the transmission connection rear wheel 14 of driving motor 29.

Other not described same first embodiments in part, are no longer described in detail here.

3rd embodiment

0 and Figure 21 referring to fig. 2, this collapsible traffic scooter of key are different from being in place of first embodiment: adjustable shelf 11 are locked by lock slider 18 '；Specifically, the lock slider 18 ' of elastic reset sliding is provided on supporting station 12, locking is slided Block 18 ' is equipped with button bit 18.1 ', and under vehicle opening state, the lock of button bit 18.1 ' is realized on bearing bulge loop 11.4 to activity The locking of frame 11；12 inner wall two sides of supporting station are respectively arranged with guiding chute 12.2, and 18 ' two sidewalls of lock slider, which are respectively equipped with, draws Guide vane portion 18.2 ', the guidance sliding of alar part 18.2 ', with 18 ' linear slide of guiding locking sliding block, make it in guiding chute 12.2 It slides more smooth；Mutual corresponding guide surface is respectively equipped on adjustable shelf 11 and lock slider 18 ', when vehicle is opened, activity Frame 11 can act on the sliding of lock slider 18 ', after bulge loop 11.4 to be supported crosses button bit 18.1 ', lock slider 18 ' by guide surface It resets, button bit 18.1 ' can be latched in supporting on bulge loop 11.4 at this time, and adjustable shelf 11 is made to realize automatic locking, easy to operate fast It is prompt；When folding, effect lock slider 18 ' is slided, so that button bit 18.1 ' is detached from bearing bulge loop 11.4 and can carry out folding operation.

Other not described same first embodiments in part, are no longer described in detail here.

The above-mentioned preferred embodiment for the utility model, has been shown and described the basic principles and main features of the utility model And the advantages of the utility model.Those skilled in the art should be recognized that the present utility model is not limited to the above embodiments, on It states and only illustrates the principles of the present invention described in embodiment and specification, do not departing from the spirit and scope of the utility model Under the premise of the utility model also has various changes and improvements, these changes and improvements both fall within claimed it is practical new Within the scope of type.The utility model requires protection scope is defined by appended claims and its equivalent.

Claims (10)

1. a kind of collapsible traffic scooter of a key, including front forked frame (2), rear crotch (13), handlebar assembly and seating component, preceding Crotch (2) bottom is provided with front vehicle wheel (1), and rear crotch (13) bottom is provided with rear wheel (14), and handlebar assembly is set to front fork On frame (2)；It is characterized by also including body support (17), adjustable shelf (11) and telescopic components；The body support (17) sets It is placed between front forked frame (2) and rear crotch (13), body support (17) front end is opposite with front forked frame (2) bottom hinged, vehicle body branch It is hinged at the top of frame (17) rear end and rear crotch (13)；The first hinged end (11.1) and rear crotch (13) on the adjustable shelf (11) Front end and body support (17) rear end are hinged；The seating component is set on adjustable shelf (11), under vehicle opening state, rear fork Frame (13) takes component by adjustable shelf (11) support, and adjustable shelf (11) connects with (13) one key-lock of rear crotch；The telescopic component Including inner tube (4) and outer tube (7), inner tube (4) telescopic slide is inserted on outer tube (7), between inner tube (4) and outer tube (7) There is positioning adjustment structure, keeps inner tube (4) adjustable with respect to the position of outer tube (7)；Upper guide bush (3) are provided on the front forked frame (2) With lower guide sleeve (3 '), on front forked frame (2), lower guide sleeve (3 ') is rotated in front forked frame (2) bottom for upper guide bush (3) sliding and rotation, Behind stretching outer tube (7) front end of inner tube (4) front end hingedly with the upper guide bush (3), body support (17) front end and lower guide sleeve (3 ') Hingedly, the second hinged end (11.2) on outer tube (7) rear end and adjustable shelf (11) hingedly, under vehicle opening state, front forked frame (2) By telescopic component can swing adjust so that handlebar assembly and take component between position it is adjustable；Vehicle folding state Under, foldings mutually is drawn close around common hinge joint in front forked frame (2) and body support (17), rear crotch (13) and body support (17) Folding is mutually drawn close around common hinge joint, folding is drawn close in telescopic component and body support (17) relatively.

2. the collapsible traffic scooter of a key according to claim 1, it is characterised in that: further include aperture component, this is opened Degree component includes first connecting rod (15) and second connecting rod (16), and hingedly, first connects for first connecting rod (15) one end and rear crotch (13) Bar (15) other end and second connecting rod (16) one end are hinged, second connecting rod (16) other end and outer tube (7) hingedly, second connecting rod (16) hinged with body support (17) staggered form；Under vehicle folding state, first connecting rod (15) is with second connecting rod (16) around common Hinge joint mutually draw close folding, folding is mutually drawn close around common hinge joint in first connecting rod (15) and rear crotch (13), second Connecting rod (16) mutually draws close folding around common hinge joint with outer tube (7).

3. the collapsible traffic scooter of a key according to claim 1, it is characterised in that: be arranged on the rear crotch (13) Have supporting station (12), supporting station (12) is equipped with bearing convex ribs (12.1)；The adjustable shelf (11) is equipped with to be taken for assembling The carrying sleeve (11.3) of component, carrying sleeve (11.3) bottom, which is equipped with, supports bulge loop (11.4), under vehicle opening state, bearing Bulge loop (11.4) is supported in bearing convex ribs (12.1), to realize support of the supporting station (12) to adjustable shelf (11).

4. the collapsible traffic scooter of a key according to claim 3, it is characterised in that: be arranged on the supporting station (12) Flexible to reset movable lock pin (18), carrying sleeve (11.3) is equipped with lockhole (11.5), when vehicle is opened in place, lock pin (18) in end elasticity insertion lockhole (11.5), so that adjustable shelf (11) is locked on supporting station (12).

5. the collapsible traffic scooter of a key according to claim 3, it is characterised in that: be arranged on the supporting station (12) Flexible to reset movable lock slider (18 '), lock slider (18 ') is equipped with button bit (18.1 '), under vehicle opening state, Button bit (18.1 ') lock realizes the locking to adjustable shelf (11) in bearing bulge loop (11.4).

6. the collapsible traffic scooter of a key according to claim 5, it is characterised in that: the seating component further includes seat Main body (8) and seatpost (10) are padded, seat cushion folding device (9), seat cushion main body are provided between seat cushion main body (8) and seatpost (10) (8) it is realized by seat cushion folding device (9) to side and is folded.

7. the collapsible traffic scooter of a key according to claim 6, it is characterised in that: the seat cushion folding device (9) Including the first folded sheet (9.2) and the second folded sheet (9.3), the first folded sheet (9.2) side and the second folded sheet (9.3) side It is hinged, the first folded sheet (9.2) is connect with seat cushion main body (8), and the second folded sheet (9.3) is connect with seatpost (10), seat cushion Main body (8) is folded with the first folded sheet (9.2) to (10) one side to overturn of seatpost.

8. the collapsible traffic scooter of a key according to claim 7, it is characterised in that: first folded sheet (9.2) It is rotatablely connected by shaft (9.1) and seat cushion main body (8)；First folded sheet (9.2) other side is provided with for latching the The grab (9.4) of eighty percent discount lamination (9.3).

9. the collapsible traffic scooter of a key according to claim 1, it is characterised in that: the handlebar assembly includes handlebar Manage (5) and two handlebar bodies (6), handlebar tube (5) is T-shaped, handlebar tube (5) bottom is adjustable be inserted in in logical front forked frame (2), Two handlebar bodies (6) are hingedly connected to two sides at the top of handlebar tube (5), under vehicle folding state, handlebar body (6) and handlebar tube (5) around Common hinge joint mutually draws close folding.

10. -9 described in any item collapsible traffic scooters of a key according to claim 1, it is characterised in that: further include driving Mechanism, the driving mechanism include chain drive component and/or power drive assemblies；

The chain drive component, which is located at, to be taken below component comprising drive sprocket (21), transmission minor sprocket (23), transmission are big Sprocket wheel (24), driven sprocket (26) and driving pedal (27)；The drive sprocket (21), transmission minor sprocket (23), the big chain of transmission (24) and driven sprocket (26) is taken turns to be arranged with respect to rear crotch (13) locating rotation respectively；It is driven minor sprocket (23) and transmission big sprocket wheel (24) coaxially connected, driven sprocket (26) and rear wheel (14) are coaxially connected, and drive sprocket (21) passes through the first driving chain (22) transmission connection transmission minor sprocket (23), transmission big sprocket wheel (24) pass through the second driving chain (25) transmission connection rear wheel (14)；The driving pedal (27) is set on drive sprocket (21), and drive sprocket (21) is driven to rotate；

The power drive assemblies include power supply part (28) and driving motor (29), and power supply part (28) is set to rear crotch (13) it on and is electrically connected driving motor (29), driving motor (29) is sequentially connected rear wheel (14).