CN205574174U

CN205574174U - Dead folding device of anti -sticking

Info

Publication number: CN205574174U
Application number: CN201620122044.6U
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: WO2017140062A1

Abstract

The utility model discloses a dead folding device of anti -sticking, 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, set up folding chain between chassis and the axle bed, folding chain includes the chain arm that the diaxon connect, the unblock top flat with folding chain pushes up mutually, and the unblock top flat rotates through the axle that is fixed in the chassis to be connected in the chassis, the unblock top flat cup joints and sets up the joint flash in this axle sleeve. Use the utility model discloses, novel structure has the dead function of anti -sticking of unblock, folding unblock and locking convenient and fast, and whole car stable in structure is firm, and the linkage nature of receiving and releasing is good.

Description

A kind of anti-jamming folding device

Technical field

This utility model belongs to field of vehicles, is specifically related to a kind of anti-jamming folding device.

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. Seat pipe forms lever force to axle bed after not having supporting construction, driver to take, and easily causes the destruction of seat pipe or axle bed, drives The person of sailing the most also can produce unsafe sensation, and effect is poor；While adding cartridge support structure for seat pipe, solve safety problem How could realize locking and the unblock of folding and retraction？Inventor this devise triangle that foldable and deformable is tetragon knot Structure, devises the folding chain of secondary locking.This structure has been carried out repeatedly deducing and testing by inventor, tests substantial amounts of Finding in journey, operator is when pressing or step on the manipulatable end of unblock, and because overexerting, unblock top flat number of rotation is excessive, though real Now unlock purpose but be easily stuck in below chain arm cannot return, easily produce stuck phenomenon.

Technology contents

For overcoming drawbacks described above, technical problem to be solved in the utility model is: design a kind of anti-jamming folding dress Put, realize locking and the unblock of folding and retraction while adding cartridge support structure for seat pipe, and it is stuck existing to prevent unlocking top flat generation As.

In order to solve described technical problem, the technical scheme used is: design a kind of anti-jamming folding device, including Axle bed, axle bed includes vertical pivot hole and side shaft hole, it is characterised in that carrier is connected to the vertical pivot of described axle bed by steering spindle Hole, to realize go to action;Seat bar, chassis are connected to the side shaft hole of axle bed by transverse axis, can turn over relative to carrier Unlock conjunction to rotate;Chassis and the rear wheel frame split installing trailing wheel are arranged, and rear wheel frame is rotationally connected with chassis by folding shaft;Seat Arranging diagonal brace connecting rod between bar and rear wheel frame, arrange folding chain between described chassis and axle bed, described folding chain includes two The chain arm that axle connects, unlocks top flat and pushes up mutually with described folding chain, unlocks top flat and is rotationally connected with the end by being fixed on the axle on chassis Dish, the axle sleeve that described unblock top flat is socketed on this axle arranges joint flash；Described diagonal brace connecting rod arranges vibration absorber, described vibration absorber Including spring；Described diagonal brace connecting rod is connected to the leading section of rear wheel frame and constitutes collapsible change with seat bar, chassis, rear wheel frame Shape is the three-legged structure of tetragon, wherein chassis, the base of rear wheel frame composition three-legged structure；Described diagonal brace connecting rod by inner sleeve and Trocar sheath is socketed to form, and in spring is arranged at trocar sheath and pushes up mutually with inner sleeve, and the outer end of inner sleeve and trocar sheath arranges and turns Axle；Described inner sleeve arranges stroke limit hole, and cross bar is fixed on trocar sheath through two ends, described stroke limit hole；Described chassis sets Putting 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；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；Inner sleeve pipe box The end that is connected in trocar sheath is amplified, and the matched end of trocar sheath is tightened up accordingly；Described axle bed arranges hook, rear wheel frame phase That answers arranges peg.

The beneficial effects of the utility model are: realize the quick locking of folding while adding cartridge support structure for seat pipe and solve Lock, and prevent from unlocking top flat generation stuck phenomenon, easy to operate, reduce folding step, sound construction, improve the linkage of folding and unfolding And convenience.Only need to turn down seat pipe during vehicle folding, whole folding process settles at one go, with other schemes of prior art Compare and decrease folding step, decrease structure member, saved cost.Overall jack is ingenious, coordinates and realizes blocking lock Fixed, 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 for launching three-legged structure schematic diagram

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 switch installing structure schematic diagram

Figure 14 is fold latch chain structure schematic diagram

Figure 15 is bullet pin installation site 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, a kind of anti-jamming folding device, including axle bed 3, axle bed 3 includes vertical pivot hole 26 and side shaft hole 27, It is characterized 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 is 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;Chassis 5 and peace Rear wheel frame 18 split of dress trailing wheel is arranged, and rear wheel frame 18 is rotationally connected with chassis 5 by folding shaft;Seat bar 4 and rear wheel frame 18 Between diagonal brace connecting rod 6 is set, arrange between described chassis 5 and axle bed 3 folding chain 22, described folding chain 22 includes that two axles connect Chain arm, unlock top flat 23 and described folding chain 22 phase top, unblock top flat 23 is rotationally connected with by being fixed on the axle on chassis 5 Chassis 5, the axle sleeve that described unblock top flat 23 is socketed on this axle arranges joint flash 28；Described diagonal brace connecting rod 6 arranges vibration absorber 9, institute State vibration absorber 9 and include spring；Described diagonal brace connecting rod 6 be connected to rear wheel frame 18 leading section and with seat bar 4, chassis 5, after Wheel carrier 18 constitutes the three-legged structure that foldable and deformable is tetragon, and wherein chassis 5, rear wheel frame 18 constitute the base of three-legged structure； Described diagonal brace connecting rod 6 is 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 Pushing up mutually, the outer end of inner sleeve 11 and trocar sheath 12 arranges rotating shaft 17；Described inner sleeve 11 arranges stroke limit hole 13, cross bar 14 It is fixed on trocar sheath 12 through two ends, described stroke limit hole 13；Described chassis 5 arranges bullet pin 7, and axle bed arc arranges pin accordingly Hole 8, 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 includes that spring, bullet pin 7 lead to Cross bracing wire 16 and connect solution lock-switch 15；Described solution lock-switch 15 is arranged at the hands handle of carrier 1；Inner sleeve 11 is socketed in trocar sheath End in 12 is amplified, and the matched end of trocar sheath 12 is tightened up accordingly；Described axle bed 3 arranges hook 24, rear wheel frame 18 phase That answers arranges peg 25.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 Connect, diagonal brace connecting rod 6 is set between seat bar 4 and rear wheel frame 18；Described diagonal brace connecting rod 6 arranges vibration absorber 9；Described vibration damping fills Put 9 and include spring 10；Described diagonal brace connecting rod 6 is socketed to form by inner sleeve 11 and trocar sheath 12, and spring is arranged in trocar sheath 12 And with inner sleeve 11 phase top, the outer end of inner sleeve 11 and trocar sheath 12 arranges rotating shaft 17；Described inner sleeve 11 arranges stroke limit Hole 13, position, cross bar 14 is fixed on trocar sheath 12 through two ends, described stroke limit hole 13；Fold 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 and turns Axle 17, and connect have manipulatable end 21；Described peg 25 is provided with rotating shaft 17 and connection has manipulatable end 21；Described unblock top flat 23 is provided with Can automatically reset spring；Described hook includes that hook and slot and end are cut sth. askew, and described peg falls into the opposite face of hook and slot and is provided with projection 20；Carrier 1 arranges front-wheel, and rear wheel frame 18 arranges trailing wheel, and seat bar 4 is provided with the seat taken.

When needing to fold, first step on or press the manipulatable end 21 unlocking the fixing connection of top flat 23, for preventing from trampling manipulation When holding 21, stuck phenomenon occurring, arrange stroke limit for unlocking top flat 23, unlock top flat 23 and be provided with axle sleeve, chassis is provided with and axle sleeve The axle coordinated, this axle is fixed on chassis 5, unlocks top flat 23 and is rotationally connected with chassis 5 by this axle, and described axle sleeve arranges joint flash 28；Chain arm arranges concave arc, thinks that space stopped by unblock top flat 23.When stepping on manipulatable end 21, when joint flash 28 moves to chassis 5 Bottom surface when withstanding, unlocks top flat 23 and cannot continue to move downward, it is achieved stroke limit, then proceed by vehicle frame folding, no Can produce obstruct, unlock top flat 23 and depart from the chain arm that original state state is withstood, folding chain 22 can freely fold, and chassis 5 can phase Axle bed 3 is upwards carried out to closing motion, it is achieved unlock effect, be pulled upwardly seat on the other hand and drive seat bar 4 towards carrier 1 Direction Guan Bi, now diagonal brace connecting rod 6 moves upward therewith, and the front end of the rear end on chassis 5 and rear wheel frame 18 is to pass through folding shaft Connecting, diagonal brace connecting rod 6 moves upward and pulls the front end of rear wheel frame 18 to move upward, and the rear end on chassis 5 also moves upward, chassis 5 and rear wheel frame 18 with folding shaft for axle formed a downward angle, the angle of this angle is continuous along with the folding movement of car load Reduce, fold and when putting in place, become angle minimum；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 constantly direction towards carrier 1 close, i.e. seat bar 4 drives chassis 5 the most upwards to close, seat bar 4 towards While carrier 1 has closed, having folded the most therewith between chassis 5 and front frame 1, now rear wheel frame 18 is turned over downwards, Fit 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.

Another embodiment: carrier 1 is connected to axle bed 3 by steering spindle, to realize go to action；Seat bar 4 axle connects In axle bed 3, rotation can be flipped up relative to carrier 1, carry out open and close movement.Chassis 5 is connected to axle bed by folding shaft 3, it is also possible to flip up rotation relative to carrier 1, carry out open and close movement.Described chassis 5 arranges bullet pin 7, sets at the bottom of axle bed arc Putting corresponding pin-and-hole 8, the shape of bullet pin 7 is suitable with pin-and-hole 8, arranges diagonal brace connecting rod 6, tiltedly between seat bar 4 and rear wheel frame 18 Supporting rod 6 withstands under seat bar 4, plays stable supporting role, before the lower end of diagonal brace connecting rod 6 is connected to rear wheel frame 18 End, 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, the phase on axle bed 3 and chassis 5 Position is locked；After rear wheel frame 18 axle is connected to chassis 5, also fall on the ground, limited and supporting by diagonal brace connecting rod 6, seat The position of bar 4 is fixed the most accordingly, forms the three-legged structure of stable strong.Described bullet pin 7 includes that spring 10, bullet pin 7 pass through Bracing wire 16 connects solution lock-switch 15；Described solution lock-switch 15 is arranged at the hands of carrier 12；At the bottom of the arc of described axle bed 3 and arc top It is respectively provided with and the pin-and-hole 8 of bullet pin 7 adaptation；Described bullet pin 7 is for tilting wedge type.

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.

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,

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. an anti-jamming folding device, including axle bed, axle bed includes vertical pivot hole and side shaft hole, it is characterised in that carrier The vertical pivot hole of described axle bed it is connected to, to realize go to action by steering spindle;Seat bar, chassis are connected to axle bed by transverse axis Side shaft hole, can relative to carrier carry out turn down folding rotate;Chassis and the rear wheel frame split installing trailing wheel are arranged, rear wheel frame It is rotationally connected with chassis by folding shaft;Diagonal brace connecting rod is set between seat bar and rear wheel frame, sets between described chassis and axle bed Putting folding chain, described folding chain includes the chain arm that two axles connect, and unlocks top flat and pushes up mutually with described folding chain, unlocks top flat and leads to Crossing and be fixed on the axle on chassis and be rotationally connected with chassis, the axle sleeve that described unblock top flat is socketed on this axle arranges joint flash.

A kind of anti-jamming folding device the most according to claim 1, it is characterised in that described diagonal brace connecting rod arranges vibration damping Device, described vibration absorber includes spring.

A kind of anti-jamming folding device the most according to claim 1, it is characterised in that after described diagonal brace connecting rod is connected to The leading section of wheel carrier and to constitute foldable and deformable with seat bar, chassis, rear wheel frame be the three-legged structure of tetragon, the wherein end Dish, rear wheel frame constitute the base of three-legged structure.

A kind of anti-jamming folding device the most according to claim 1, it is characterised in that described diagonal brace connecting rod is by inner sleeve Being socketed to form with trocar sheath, in spring is arranged at trocar sheath and push up mutually with inner sleeve, the outer end of inner sleeve and trocar sheath is arranged Rotating shaft.

A kind of anti-jamming folding device the most according to claim 4, it is characterised in that described inner sleeve arranges stroke limit Hole, position, cross bar is fixed on trocar sheath through two ends, described stroke limit hole.

A kind of anti-jamming folding device the most according to claim 1, it is characterised in that described chassis arranges bullet pin, axle Seat 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.

A kind of anti-jamming folding device the most according to claim 6, it is characterised in that described bullet pin includes spring, bullet Sell to be connected by bracing wire and solve lock-switch.

A kind of anti-jamming folding device the most according to claim 7, it is characterised in that described solution lock-switch is arranged at car The hands handle of frame.

A kind of anti-jamming folding device the most according to claim 4, it is characterised in that inner sleeve is socketed in trocar sheath End amplify, the matched end of trocar sheath is tightened up accordingly.

A kind of anti-jamming folding device the most according to claim 1, it is characterised in that described axle bed arranges hook, after Wheel carrier arranges peg accordingly.