CN205574177U

CN205574177U - Portable vehicle's folding chassis

Info

Publication number: CN205574177U
Application number: CN201620122591.4U
Authority: CN
Inventors: 朱红英
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-02-16
Filing date: 2016-02-16
Publication date: 2016-09-14
Anticipated expiration: 2026-02-16
Also published as: WO2017140065A1

Abstract

The utility model discloses a portable vehicle's folding chassis, including the axle bed, the axle bed includes vertical axis hole and side shaft hole, its characterized in that, handlebar put up the steering spindle connect in the vertical axis hole of axle bed to realize steering action, seat pole, chassis are passed through the cross axle and are connected in the side shaft hole of axle bed, can turn over the disassemble for the handlebar frame and close the rotation, the chassis sets up with the back wheel carrier components of a whole that can function independently of installation rear wheel, and the rear wheel was put up folding to rotate with the chassis and is connected, set up the bracing connecting rod between seat pole and the back wheel carrier, the bracing connecting rod connect in the preceding tip of back wheel carrier and but to build up folding deformation with seat pole, chassis, rear wheel be tetragonal triangular structure, wherein triangular structure's base is built up into to chassis, rear wheel. Use the utility model discloses, novel structure, folding convenient and fast, whole car stable in structure is firm, and the linkage nature of receiving and releasing is good.

Description

A kind of folding stand of portable traffic instrument

Technical field

This utility model belongs to field of vehicles, is specifically related to the folding stand of a kind of portable traffic instrument.

Background technology

The Chinese patent of Application No. 201420075391.9 discloses the vehicle frame of a kind of electric foldable vehicle, carrier with step on Board shaft connects, and described seat pipe is connected with pedal shaft, and the vehicle frame of electric foldable vehicle is made up of carrier and pedal, and pedal is relative to car Frame can be turned down up and down, and seat pipe can turn down up and down relative to pedal, and tailored appearance is smooth, compact, carry at a distance, Stair activity, deposit, all extremely convenients of charging.But, seat pipe is individually connected with pedal shaft, adds seat pipe axle and axle bed, attached The increase belonging to accessory not only makes folding process complicated, will operate two steps, and folding degree is low, and volume after folding is the biggest. The more important thing is, seat pipe forms lever force to axle bed after not having supporting construction, driver to take, and easily causes seat pipe or axle The destruction of seat, driver the most also can produce unsafe sensation, and effect is poor；Add cartridge support structure for seat pipe, solve peace How the quick of folding could not be affected while full problem？How to solve this technical barrier, become numerous research staff institute Reality faced by will.

Utility model content

For overcoming drawbacks described above, technical problem to be solved in the utility model is: a kind of portable traffic instrument of design Folding stand, realize while adding cartridge support structure for seat pipe fold quick, sound construction, easy to operate, reduce operation Step, the linkage of folding and unfolding is good.

In order to solve described technical problem, the technical scheme used is: design the folding of a kind of portable traffic instrument Vehicle frame, including axle bed, axle bed includes vertical pivot hole and side shaft hole, it is characterised in that carrier is connected to described axle by steering spindle The vertical pivot hole of seat, to realize go to action;Seat bar, chassis are connected to the side shaft hole of axle bed by transverse axis, can be relative to handlebar Frame carries out turning down folding and rotates;Chassis and the rear wheel frame split installing trailing wheel are arranged, and rear wheel frame is rotated with chassis by folding shaft Connect;Diagonal brace connecting rod is set between seat bar and rear wheel frame, described diagonal brace connecting rod be connected to rear wheel frame leading section and with seat Chair bar, chassis, rear wheel frame composition foldable and deformable are the three-legged structure of tetragon, and wherein chassis, rear wheel frame constitute three-legged structure Base；Described diagonal brace connecting rod arranges vibration absorber, and described vibration absorber includes spring；Described chassis arranges bullet pin, axle bed arc Arranging pin-and-hole accordingly, at the bottom of the arc of described axle bed and arc top is respectively provided with the pin-and-hole adaptive with bullet pin；Described diagonal brace connecting rod is by interior Sleeve pipe and trocar sheath are socketed to form, and spring is arranged in trocar sheath and pushes up mutually with inner sleeve, inner sleeve and the outer end of trocar sheath Rotating shaft is set；Described inner sleeve arranges stroke limit hole, and cross bar is fixed on trocar sheath through two ends, described stroke limit hole；Described Bullet pin includes spring, and bullet pin connects solution lock-switch by bracing wire；Described solution lock-switch is arranged at the hands handle of carrier；The described end Arranging folding chain between dish and axle bed, described folding chain includes the chain arm that two axles connect, and unlocks top flat and described folding chain Pushing up mutually, described axle bed arranges hook, and rear wheel frame arranges peg accordingly；The end that inner sleeve is socketed in trocar sheath is amplified, outward The matched end of sleeve pipe is tightened up accordingly；Described diagonal brace connecting rod two ends arrange rotating shaft, are connected to seat bar and rear wheel frame.

The beneficial effects of the utility model are: realize the quick of folding, operation side while adding cartridge support structure for seat pipe Just, reduce folding step, sound construction, improve linkage and the convenience of folding and unfolding.Only seat pipe need to be turned down during vehicle folding, Whole folding process settles at one go, decreases folding step, decreases structure member, saved cost compared with other schemes. Overall jack is ingenious, coordinates and realizes linkage locking, and convenience is good.

Accompanying drawing explanation

Fig. 1 is this utility model structural representation

Fig. 2 is this utility model hands handle and guy structure schematic diagram

Fig. 3 is internal and external casing overall structure schematic diagram

Fig. 4 is folding process structural representation

Fig. 5 is for folding complete structural representation

Fig. 6 is this utility model undersurface of bottom disc structural representation

Fig. 7 is chassis and seatpost structural representation

Fig. 8 is diagonal brace connecting rod overall structure schematic diagram

Fig. 9 is shaft base structure schematic diagram

Figure 10 is pivot structure schematic diagram

Figure 11 is salient point mounting structure schematic diagram

Figure 12 is joint flash mounting structure schematic diagram

Figure 13 is for unlocking top flat position limiting structure schematic diagram

Figure 14 is fold latch chain structure schematic diagram

Figure 15 is for unlocking top flat manipulatable end structural representation

Figure 16 is hook structure schematic diagram

Figure 17 is hook rail structure schematic diagram

Figure 18 is that inner sleeve inserts end structure for amplifying schematic diagram

Figure 19 is that folded state links up with position view

Figure 20 is peg and hook fit structure schematic diagram

In figure: 1 carrier 2 hands is 3 axle bed 4 seat bar 5 chassis 6 diagonal brace connecting rod 7 bullet pin 8 pin-and-hole 9 vibration damping dresses Put after 10 spring 11 inner sleeve 12 trocar sheath 13 stroke limit hole 14 cross bars 15 solve lock-switch 16 bracing wire 17 rotating shaft 18 Protruding 21 manipulatable ends 22 of wheel carrier 19 hook and slot 20 fold chain 23 and unlock top flat 24 and link up with 25 sides, peg 26 vertical pivot hole 27 Axis hole 28 joint flash 29 salient point.

Detailed description of the invention

As it can be seen, the folding stand of a kind of portable traffic instrument, including axle bed 3, axle bed 3 includes vertical pivot hole 26 and side Axis hole 27, it is characterised in that carrier 1 is connected to the vertical pivot hole 26 of described axle bed 3 by steering spindle, to realize go to action; Seat bar 4, chassis 5 are connected to the side shaft hole 27 of axle bed 3 by transverse axis, can carry out turning down folding relative to carrier 1 and rotate;The end Dish 5 and rear wheel frame 18 split installing trailing wheel are arranged, and rear wheel frame 18 is rotationally connected with chassis 5 by folding shaft;Seat bar 4 and after Diagonal brace connecting rod 6 is set between wheel carrier 18, described diagonal brace connecting rod 6 be connected to rear wheel frame 18 leading section and with seat bar 4, chassis 5, rear wheel frame 18 constitutes the three-legged structure that foldable and deformable is tetragon, and wherein chassis 5, rear wheel frame 18 constitute the end of three-legged structure Limit；Described diagonal brace connecting rod 6 arranges vibration absorber 9, and described vibration absorber 9 includes spring；Described chassis 5 arranges bullet pin 7, axle bed arc Arranging pin-and-hole 8 accordingly, at the bottom of the arc of described axle bed 3 and arc top is respectively provided with and the pin-and-hole 8 of bullet pin 7 adaptation；Described diagonal brace connecting rod 6 Be socketed to form by inner sleeve 11 and trocar sheath 12, in spring 10 is arranged at trocar sheath 12 and with inner sleeve 11 phase top, inner sleeve 11 Rotating shaft 17 is set with the outer end of trocar sheath 12；Described inner sleeve 11 arranges stroke limit hole 13, and cross bar 14 is through described stroke Trocar sheath 12 is fixed at spacing hole 13 two ends；Described bullet pin 7 includes spring, and bullet pin 7 connects solution lock-switch 15 by bracing wire 16；Institute State solution lock-switch 15 and be arranged at the hands handle of carrier 1；Folding chain 22, described folding are set between described chassis 5 and axle bed 3 Chain 22 includes the chain arm that two axles connect, and unlocks top flat 23 and arranges hook 24 with described folding chain 22 phase top, described axle bed 3, after Wheel carrier 18 arranges peg 25 accordingly；The end that inner sleeve 11 is socketed in trocar sheath 12 is amplified, and trocar sheath 12 is matched End is tightened up accordingly；Described diagonal brace connecting rod 6 two ends arrange rotating shaft 17, are connected to seat bar 4 and rear wheel frame 18.

Carrier 1, seat bar 4, chassis 5 axle respectively are connected to axle bed 3, and rear wheel frame 18 is rotated with chassis 5 by folding shaft Connecting, arrange diagonal brace connecting rod 6 between seat bar 4 and rear wheel frame 18, described chassis 5 arranges bullet pin 7, and axle bed arc arranges pin accordingly Hole 8；Described diagonal brace connecting rod 6 arranges vibration absorber 9；Described vibration absorber 9 includes spring 10；Described diagonal brace connecting rod 6 is by inner sleeve 11 and trocar sheath 12 be socketed to form, in spring is arranged at trocar sheath 12 and with inner sleeve 11 phase top, inner sleeve 11 and trocar sheath 12 Outer end rotating shaft 17 is set；Described inner sleeve 11 arranges stroke limit hole 13, and cross bar 14 is through 13 liang of described stroke limit hole End is fixed on trocar sheath 12；Described bullet pin 7 includes spring 10, and bullet pin 7 connects solution lock-switch 15 by bracing wire 16；Described unblock is opened Close 15 and be arranged at the hands of carrier 12；At the bottom of the arc of described axle bed 3 and arc top is respectively provided with and the pin-and-hole 8 of bullet pin 7 adaptation；Described Bullet pin 7 is for tilting wedge type；Folding chain 22 one end connecting base plate 5, other end connection shaft seat 3, i.e. one chain arm connecting base plate 5, Then another chain arm connection shaft seat 3.Described unblock top flat 23 is provided with rotating shaft 17, and connection has manipulatable end 21；Described peg 25 is provided with Rotating shaft 17 connection have manipulatable end 21；Described unblock top flat 23 is provided with can automatically reset spring；Described hook include hook and slot and End is cut sth. askew, and described peg falls into the opposite face of hook and slot and is provided with projection；Carrier 1 arranges front-wheel, and rear wheel frame 18 arranges trailing wheel, seat Chair bar 4 is provided with the seat taken.

Carrier 1 is connected to axle bed 3 by steering spindle, to realize go to action；Seat bar 4 axle is connected to axle bed 3, permissible Flip up rotation relative to carrier 1, carry out open and close movement.Chassis 5 is connected to axle bed 3 by folding shaft, it is also possible to relatively Flip up rotation in carrier 1, carry out open and close movement.Described chassis 5 arranges bullet pin 7, arranges corresponding pin-and-hole at the bottom of axle bed arc 8, the shape of bullet pin 7 is suitable with pin-and-hole 8, arranges diagonal brace connecting rod 6 between seat bar 4 and rear wheel frame 18, and diagonal brace connecting rod 6 withstands on seat Under chair bar 4, playing stable supporting role, the lower end of diagonal brace connecting rod 6 is connected to the front end of rear wheel frame 18, vehicle deployed condition Bullet pin 10 is inserted in the pin-and-hole 12 at the bottom of axle bed arc, and chassis 5 falls on the ground, and axle bed 3 position relative with chassis 5 locks；Trailing wheel After frame 18 axle is connected to chassis 5, also falling on the ground, limited and supporting by diagonal brace connecting rod 6, the position of seat bar 4 is the most corresponding Fixed, formed stable strong three-legged structure.

When needing to fold, a manual operating is unlocked switch 15 and is dragged in the pin-and-hole 8 at the bottom of axle bed arc by 16 bullet pins 7 of bracing wire Going out, chassis 5 can upwards carry out closing motion relative to axle bed 3, it is achieved unlocks effect, is pulled upwardly seat on the other hand and drives seat Bar 4 closes towards the direction of carrier 1, and now diagonal brace connecting rod 6 moves upward therewith, before the rear end on chassis 5 and rear wheel frame 18 End is connected by folding shaft, and diagonal brace connecting rod 6 moves upward and pulls the front end of rear wheel frame 18 to move upward, the rear end on chassis 5 Also moving upward, chassis 5 and rear wheel frame 18 arch upward on axially with folding shaft, form a downward angle, the angle of this angle Spend along with the folding movement of car load constantly reduces, fold and become angle minimum when putting in place, the three-legged structure consolidated being deformed into can Fold the tetragon of change；The rear end on chassis 5 moves upward, and the front end axle on chassis 5 is connected to axle bed 3, i.e. chassis 5 upwards continuous court The direction Guan Bi of carrier 1, i.e. seat bar 4 drives chassis 5 the most upwards to close, and seat bar 4 closes towards carrier 1 While completing, having folded the most therewith between chassis 5 and front frame 1, now rear wheel frame 18 is turned over downwards, and pastes towards chassis 5 Close.

When bullet pin 7 hauled out in the pin-and-hole 8 at the bottom of axle bed arc start to fold time, bullet pin 7 departing from the position of pin-and-hole 8, It is close to axle bed arc under spring effect, and is forced upwards to slide along axle bed arc, when folding puts in place, bullet pin 7 and the pin-and-hole 8 on axle bed arc top Position is relative, and bullet pin 7 just springs into the pin-and-hole 8 on axle bed arc top, chassis 5 fit before frame 1 and be locked；Corresponding car load keeps The lock-out state folded.

Needing when folded state opens, again handle and solve lock-switch 15, bullet pin 7 is hauled out from the pin-and-hole 8 on arc top, chassis 5 and seat bar 4 etc. under Gravitative Loads automatically along axle bed arc glide downwards, car load Automatic-expanding until fully deployed putting in place, exhibition When reaching, bullet pin 7 springs into again in the pin-and-hole 8 at the bottom of arc, completes the locking of deployed condition, recover unfolded before situation.

Another embodiment: when needing to fold, first steps on or presses the manipulatable end 21 unlocking the fixing connection of top flat 23, with behaviour The vertical fixing axis of rotation connected of end 21, unlocks top flat 23 and departs from the chain arm that original state state is withstood, and folding chain 22 can freely roll over Folded, chassis 5 can upwards carry out closing motion relative to axle bed 3, it is achieved unlocks effect, is pulled upwardly seat on the other hand and drives seat Bar 4 closes towards the direction of carrier 1, and now diagonal brace connecting rod 6 moves upward therewith, before the rear end on chassis 5 and rear wheel frame 18 End is connected by folding shaft, and diagonal brace connecting rod 6 moves upward and pulls the front end of rear wheel frame 18 to move upward, the rear end on chassis 5 Also moving upward, chassis 5 and rear wheel frame 18 form a downward angle with folding shaft for axle, and the angle of this angle is along with car load Folding movement constantly reduce, fold that to become angle when putting in place minimum；The rear end on chassis 5 moves upward, and the front end axle on chassis 5 connects In axle bed 3, i.e. chassis 5 upwards constantly towards the direction Guan Bi of carrier 1, i.e. seat bar 4 drives chassis 5 the most upwards to close Close, while seat bar 4 has closed towards carrier 1, folded the most therewith between chassis 5 and front frame 1, now trailing wheel Frame 18 is turned over downwards, and fits towards chassis 5.

In folding process, the hook 24 that axle bed 3 is arranged constantly reduces with the distance of peg 25, and first contact peg 25 is The end that hook 24 is cut sth. askew, the end cut sth. askew slips on peg 25 will not produce obstruct, until hook and slot 19 snaps in peg 25, this Time peg 25 back be provided with protruding 20, fold when putting in place, peg 25 falls into hook and slot 19, chassis 5 fit before frame 1 and locked Fixed；Corresponding car load keeps the lock-out state folded.

Needing when folded state opens, step on or press the manipulatable end 21 of peg 25, peg axle rotates, and protruding 20 from right Face is rotated up jack-up hook 24, and peg 25 is deviate from from hook and slot 19, it is achieved car load unlocks, and rear wheel frame 18 slides backward, car load Automatic-expanding, until fully deployed putting in place, unlocks top flat 23 when launching to put in place and automatically resets under the action of the spring, again withstand on chain On arm, complete the locking of deployed condition, recover unfolded front situation.

The embodiment solving folding stand vibration damping problem scheme is: described diagonal brace connecting rod 6 is by inner sleeve 11 and trocar sheath 12 Be socketed to form, in spring is arranged at trocar sheath 12 and with inner sleeve 11 phase top, when driver rides on seat, inner sleeve 11 Being inserted deeper into trocar sheath 12 and pressuring spring 10 shrinks, the elasticity of spring 10 itself can play damping effect；Inner sleeve 11 Arranging rotating shaft 17, inner sleeve 11 and trocar sheath 12 with the outer end of trocar sheath 12 can be relative as an entirety i.e. diagonal brace connecting rod Turn folding in seat bar 4 and rear wheel frame 18；Described inner sleeve 11 arranges stroke limit hole 13, and cross bar 14 limits through described stroke Trocar sheath 12 is fixed at two ends, hole 13, position, and the active strokes of inner sleeve 11 is limited to the length in stroke limit hole 13, both will not be from outward Sleeve pipe 12 is extracted and also will not excessively inject.

Another embodiment solving folding stand vibration damping problem scheme is: the end that inner sleeve 11 is socketed in trocar sheath is put Greatly, the matched end of trocar sheath 12 is tightened up accordingly, in spring is arranged at trocar sheath 12 and with inner sleeve 11 phase top, work as driving When people rides on seat, spring contraction, the sleeve pipe on top moves downward, and the contract by distance of spring simultaneously constitutes stroke limit.

In order to realize linkage locking and unblock, one solves lock-switch 15 and can realize chassis 5 and other folding joints simultaneously Unblock and locking, other folding joints can arrange latch-up structure, bracing wire 14 set up merogenesis connect unlock bullet pin can realize.

Further, during for preventing from trampling manipulatable end 21, there is stuck phenomenon, stroke limit is set for unlocking top flat 23, solves Lock top flat 23 is provided with axle sleeve, and chassis is provided with the axle coordinated with axle sleeve, and this axle is fixed on chassis 5, unlocks top flat 23 and is turned by this axle Being dynamically connected in chassis 5, described axle sleeve arranges joint flash 28；Chain arm arranges concave arc, thinks that space stopped by unblock top flat 23.Step on During manipulatable end 21, when joint flash 28 moves to bottom surface, chassis 5 and withstands, unlock top flat 23 and cannot continue to move downward, it is achieved OK Degree position, then proceeds by vehicle frame folding, will not produce obstruct.

Another embodiment of stroke limit is set for unlocking top flat 23: unlocking top flat 23 and be provided with axle sleeve, chassis is provided with and axle The axle that set coordinates, this axle is fixed on chassis 5, unlocks top flat 23 axle and is connected to chassis 5；The side moved at manipulatable end 21 in described chassis Fixing salient point 29 is set.When stepping on or press manipulatable end 21, when manipulatable end 21 moves to fixing salient point 29 quilt of side, chassis 5 When obstruct is withstood, unlock top flat 23 and cannot continue to move downward, it is achieved stroke limit, after unblock, proceed vehicle frame folding.

It is pointed out that above-mentioned embodiment is only this utility model preferred embodiment, for the art For those of ordinary skill, on the premise of meeting utility model works principle, any equivalent or similar replacement each fall within Protection domain of the present utility model.

Claims

1. a folding stand for portable traffic instrument, including axle bed, axle bed includes vertical pivot hole and side shaft hole, and its feature exists In, carrier is connected to the vertical pivot hole of described axle bed by steering spindle, to realize go to action;Transverse axis is passed through on seat bar, chassis It is connected to the side shaft hole of axle bed, can carry out turning down folding relative to carrier and rotate;Chassis and the rear wheel frame split installing trailing wheel Arranging, rear wheel frame is rotationally connected with chassis by folding shaft;Arranging diagonal brace connecting rod between seat bar and rear wheel frame, described diagonal brace is even Bar is connected to the leading section of rear wheel frame and constitutes, with seat bar, chassis, rear wheel frame, the triangle knot that foldable and deformable is tetragon Structure, wherein chassis, the base of rear wheel frame composition three-legged structure.

The folding stand of a kind of portable traffic instrument the most according to claim 1, it is characterised in that described diagonal brace connecting rod Arranging vibration absorber, described vibration absorber includes spring.

The folding stand of a kind of portable traffic instrument the most according to claim 1, it is characterised in that described chassis is arranged Bullet pin, axle bed arc arranges pin-and-hole accordingly, and at the bottom of the arc of described axle bed and arc top is respectively provided with the pin-and-hole adaptive with bullet pin.

The folding stand of a kind of portable traffic instrument the most according to claim 2, it is characterised in that described diagonal brace connecting rod Being socketed to form by inner sleeve and trocar sheath, spring is arranged in trocar sheath and pushes up mutually with inner sleeve, outside inner sleeve and trocar sheath End arranges rotating shaft.

The folding stand of a kind of portable traffic instrument the most according to claim 4, it is characterised in that described inner sleeve sets Putting stroke limit hole, cross bar is fixed on trocar sheath through two ends, described stroke limit hole.

The folding stand of a kind of portable traffic instrument the most according to claim 3, it is characterised in that described bullet pin includes Spring, bullet pin connects solution lock-switch by bracing wire.

The folding stand of a kind of portable traffic instrument the most according to claim 6, it is characterised in that described solution lock-switch It is arranged at the hands handle of carrier.

The folding stand of a kind of portable traffic instrument the most according to claim 1, it is characterised in that described chassis with Arranging folding chain between axle bed, described folding chain includes the chain arm that two axles connect, and unlocks top flat and pushes up mutually with described folding chain, Described axle bed arranges hook, and rear wheel frame arranges peg accordingly.

The folding stand of a kind of portable traffic instrument the most according to claim 4, it is characterised in that inner sleeve is socketed in End in trocar sheath is amplified, and the matched end of trocar sheath is tightened up accordingly.

The folding stand of a kind of portable traffic instrument the most according to claim 1, it is characterised in that described diagonal brace is even Bar two ends arrange rotating shaft, are connected to seat bar and rear wheel frame.