CN204846223U - Take out formula of inserting foldable electric scooter - Google Patents

Abstract

The utility model provides a take out formula of inserting foldable electric scooter, includes frame, footboard, after -poppet and seat, its characterized in that, and the frame passes bottom the footboard, the frame is taken out to insert with the back return bend by preceding return bend and is formed, and forerunner's motor is connected with winding wheel, and winding wheel passes through the back return bend is connected respectively to the spiral front end and rear end, can realize folding the putting in place of automation of whole car simultaneously, further whole car weight volume and the cost of reducing, and folding back is small, and the dead weight is light, launches or be rapidly folding.

Description

A kind of draw and insert-type electric motor bicycle with folding

Technical field

The utility model relates to folding field of vehicles, relates to a kind of draw and insert-type electric motor bicycle with folding specifically.

Background technology

Along with social development and scientific and technological progress, people are also more and more higher for the requirement of each side such as trip vehicle rapid and convenient environmental protection, the existing folding vehicle are as electric motor bicycle with folding, usual volume is comparatively large, and preponderance, has certain requirement to holding area, and carry inconvenience, easily stolen, make the type folding electric vehicle class vehicle progressively receive the concern of people, its volume after folding is little lightweight, portable stair activity, drive, ride in a bus or subway trip etc. all very convenient.

The advantages such as battery-driven car is convenient with it, environmental protection more and more accept by masses.Battery-driven car transforms it based on the structure of existing bicycle, car can be made to run fast under electrical energy drive by increasing battery, drive system and electric-control system.The battery-driven car provided in prior art is two-wheel car substantially, and in order to vehicle frame can be made to have higher structural strength, vehicle frame adopts welding or integrated formed structure design.But some producer does things creatively and battery-driven car is also designed to Foldable car structure, and its folding mode horizontally rotates in perpendicular, so, the entirety reducing battery-driven car takes up room, depositing of battery-driven car of being more convenient for.But there are the following problems for the folding mode of existing electric motor bicycle with folding: cannot be moved by wheel again after folding, need a dead lift, make the battery-driven car carrying comparatively difficulty after folding.

Folding vehicle on current market, mostly the folding mode of vehicle frame is M/C, folding process is comparatively complicated, step is many, folding degree of automation is low, also has that volume after folding is still larger, fierce and quarrelsome carries the problems such as inconvenient, and outward appearance is too fat to move, complex structure, automatism and practicality poor.

Summary of the invention

The purpose of this utility model is exactly provide a kind of draw and insert-type electric motor bicycle with folding in order to the deficiency thoroughly solved the problems of the technologies described above, the auto-folder that simultaneously can realize car load puts in place, and reduce complete vehicle weight and cost further, volume after folding is little, from heavy and light, launch or fold rapidly.

For achieving the above object, design a kind of draw and insert-type electric motor bicycle with folding, comprise vehicle frame, pedal, after poppet and seat, it is characterized in that, vehicle frame passes bottom pedal, described vehicle frame is pulled and pushed by front bend pipe and back elbow and forms, precursor motor is connected with winding wheel, winding wheel connects the front-end and back-end of back elbow respectively by spiral, the outer sheathed fixed support of back elbow, seat bar is connected with fixed support axle, fixed support arranges the positive stop of limiting chair motion, described fixed support arranges bearing pin, the position-limited trough of seat bar end is inserted in bearing pin one end, the bearing pin other end falls into the shrinkage pool of back elbow, described pedal shaft is connected to rear housing, the front portion of described pedal is provided with radian, the radian of this radian and front bend pipe is suitable, the rear-guard motor that rear housing inside is arranged pulls transmission shaft by belt, described transmission shaft one end is connected with after poppet simultaneously, described rear housing axle connects a vertical brace, after poppet arranges pin-and-hole, be equipped with it corresponding bullet pin, the spiral connecting back elbow rear end is connected to described bullet pin by spacing junction spreading, described winding wheel arranges centre circle barrier, the both sides of centre circle barrier arrange spiral attachment point respectively, the winding direction of both sides spiral is contrary, the front end of described front bend pipe arranges a sliding block, sliding block is connected by spiral with winding wheel, described fixed support arranges the bearing of front wheel spindle, front wheel spindle and front bend pipe are fixed, front wheel spindle arranges front-wheel through fixed support, described transmission shaft arranges buffer damping, described buffer damping comprises two annular sleeve of male-female engagement, silica gel is provided with between salient and recess, described belt is provided with teeth, the teeth that the motor output shaft end setting also corresponding to the belt pulley of transmission shaft is engaged with, described transmission shaft is fixedly installed driving gear, the teeth arc that vertical brace Bracket setting engages with driving gear, the bottom surface of teeth arc is engaged to the miniature gears on leading screw, the nut coordinated with leading screw is connected described vertical brace, described transmission shaft is fixedly installed driving lever and push rod, driving lever is connected with the slip limitting casing set by vertical brace, described slip limitting casing comprises a pull bar, pull bar arranges groove, described driving lever falls in groove, described pull bar is connected with front rail, described front rail is connected with slip limitting casing.

Beneficial effect: the present invention changes the folding mode of battery-driven car, can make whole axletrees after battery-driven car folds, still keep the structure be parallel to each other, setting like this not only can reduce the spatial volume that electric motor bicycle with folding takies when receiving, electric motor bicycle with folding electric motor bicycle with folding cannot be pulled to move ahead because influencing each other between wheel after can also be avoided folding, further reduction complete vehicle weight and cost, volume after folding is little, from heavy and light, launch or fold rapidly, can as dragging baggage car to walk in tow after folding, facilitate the movement of electric motor bicycle with folding dramatically, other vehicle are taken for carrying, market shopping and stair activity is gone to provide conveniently, make it can at subway, inter-city train, the vehicle such as automobile are hauled easily.

Accompanying drawing explanation

Fig. 1 the utility model structural representation

Bend pipe deployed condition structural representation before and after Fig. 2

Fig. 3 winding wheel and wire winding structure schematic diagram

Fig. 4 seat bar structural representation

Fig. 5 bearing pin and seat bar end fit structure schematic diagram

Fig. 6 pin shaft structure schematic diagram

Fig. 7 pedal and rear housing structural representation

Fig. 8 transmission shaft and push rod structure schematic diagram

Fig. 9 gear and deflector rod structure schematic diagram

Figure 10 pin-and-hole structural representation

Figure 11 belt sheave structure schematic diagram

Figure 12 damping structure schematic diagram

Figure 13 plays latch structure schematic diagram

Figure 14 gear and teeth arc structural representation

Figure 15 front wheel spindle structural representation

Figure 16 vertical brace structural representation

Figure 17 Tiebar structure schematic diagram

In figure: before 1 pedal 2 after poppet 3 vehicle frame 4 seat 5, spacing salient point 22 vertical brace 23 driving lever 24 push rod 25 of bend pipe 6 back elbow 7 precursor motor 8 winding wheel 9 spiral 10 fixed support 11 seat bar 12 positive stop 13 bearing pin 14 position-limited trough 15 shrinkage pool 16 rear housing 17 rear-guard motor 18 belt 19 transmission shaft 20 miniature gears 21 slides limitting casing 26 pin-and-hole 27 bullet pin 28 centre circle barrier 29 sliding block 30 front wheel spindle 31 buffer damping 32 annular sleeve 33 silica gel 34 teeth 35 belt pulley 36 driving gear 37 teeth arc 38 leading screw 39 nut 40 pull bar 41 groove 42 front rail 43 branch.

Detailed description of the invention

As shown in the figure, a kind of draw and insert-type electric motor bicycle with folding, comprise vehicle frame 3, pedal 1, after poppet 2 and seat 4, it is characterized in that, vehicle frame 3 passes bottom pedal 1, described vehicle frame 3 is pulled and pushed by front bend pipe 5 and back elbow 6 and forms, precursor motor 7 is connected with winding wheel 8, winding wheel 8 connects the front-end and back-end of back elbow 6 respectively by spiral 9, the outer sheathed fixed support 10 of back elbow 6, seat bar 11 is connected with fixed support 10 axle, fixed support 10 arranges the positive stop 12 of limiting chair motion, described fixed support 10 arranges bearing pin 13, the position-limited trough 14 of seat bar end is inserted in bearing pin 13 one end, bearing pin 13 other end falls into the shrinkage pool 15 of back elbow, described pedal 1 axle is connected to rear housing 16, the front portion of described pedal 1 is provided with radian, the radian of this radian and front bend pipe is suitable, the rear-guard motor 17 that rear housing 16 inside is arranged pulls transmission shaft 19 by belt 18, described transmission shaft 19 one end is connected with after poppet 2 simultaneously, described rear housing 16 axle connects a vertical brace 22, after poppet arranges pin-and-hole 26, be equipped with it corresponding bullet pin 27, the spiral connecting back elbow 6 rear end is connected to described bullet pin 27 by spacing junction spreading, described winding wheel 8 arranges centre circle barrier 28, the both sides of centre circle barrier 28 arrange spiral attachment point respectively, the winding direction of both sides spiral is contrary, the front end of described front bend pipe 5 arranges a sliding block 29, sliding block 29 is connected by spiral with winding wheel 8, described fixed support 10 arranges the bearing of front wheel spindle 30, front wheel spindle 30 and front bend pipe are fixed, front wheel spindle 30 arranges front-wheel through fixed support 10, described transmission shaft arranges buffer damping 31, described buffer damping 31 comprises two annular sleeve 32 of male-female engagement, silica gel 33 is provided with between salient and recess, described belt is provided with teeth 34, the teeth that the motor output shaft end setting also corresponding to the belt pulley 35 of transmission shaft is engaged with, described transmission shaft 19 is fixedly installed driving gear 36, the teeth arc 37 that vertical brace Bracket setting engages with driving gear, the bottom surface of teeth arc is engaged to the miniature gears 20 on leading screw 38, the nut 39 coordinated with leading screw is connected described vertical brace, described transmission shaft 19 is fixedly installed driving lever 23 and push rod 24, driving lever 23 is connected with the slip limitting casing 25 set by vertical brace 22, described slip limitting casing 25 comprises a pull bar 40, pull bar arranges groove 41, described driving lever 23 falls in groove, described pull bar 40 is connected with front rail 42, described front rail 42 is connected with slip limitting casing 25.

Described vertical brace comprises the Liang Ge branch 43 with bending angle, and described two branched shaft link together.

When deployed condition will fold, the work of precursor motor 7 power transmission, drives reel 8 to rotate, and the spiral 9 of reel 8 is bullet pin 27 from pull-out in pin-and-hole 26, until folding complete bullet pin keeps the state of extracting in pin-and-hole always, now after poppet 2 realizes unlocking; Reel 8 is rotated further, and transfers to the rear end of back elbow 6 when the spacing salient point 21 on spiral runs into application force when spacing knot intercepts, and pulls back elbow 6 and the part that is connected with back elbow travels forward, and inserts front bend pipe 5; The relative motion of back elbow 6 and front bend pipe 5, shrinkage pool 15 and position-limited trough 14 is made all to lose original position, bearing pin 13 departs from position-limited trough 14, and seat bar 11 unlocks thereupon, can collapsed forward, pedal 1 is driven to travel forward when back elbow 6 travels forward, the front portion of described pedal 1 is provided with radian, and this radian upwarps, and the radian of this radian and front bend pipe 5 is suitable, pedal 1 crawls into the seat bar 11 of toppling over along the automatic bend pipe 5 in the past of radian always and also fits with it, pedal 1 collapsed forward; Then, the work of rear-guard motor 17 power transmission, transmission shaft 19 drives after poppet 2 to fold simultaneously, and drive driving lever 23 to rotate, driving lever 23 pulls front rail 42 simultaneously, front rail 42 pulls slip limitting casing 25, vertical brace 22 is forced to open, and completely folding when putting in place, rear wheel movement is to front-wheel side, form a stable support, folding degree is high.

When folded state needs to launch, the work of rear-guard motor 17 power transmission, motor rotates backward relative to first time power transmission, transmission shaft 19 also rotates backward, drive after poppet 2 to launch, push rod 24 pushing drawing rod 40 of transmission shaft 19 simultaneously, pull bar 40 promotes front rail 42 simultaneously, promote slip limitting casing 25 return, vertical brace 22 is closed up; Then precursor motor 7 power transmission work, rotate backward equally, reel 8 rotate backward the front end making the spiral of centre circle baffle 28 opposite side pull back elbow, move backward, after original position got back to by back elbow 6 and front bend pipe 5, pedal 1 gets back to original position, bearing pin 13 heads into position-limited trough 14 naturally, locking seat bar 11, and after back elbow 6 return, winding wheel 8 is rotated further, the spiral of pull-out bullet pin 27 by ease away, until spring into pin-and-hole 26 to lock after poppet.

Centre circle barrier 28 can be divided into two winding wheel 8, and side spiral 9 is responsible for pulling reeve stroke, and opposite side spiral is responsible for pulling retract stroke, make a clear distinction between good and evil, unlikely random line, twisted wire and beat mix; The attachment point of both sides spiral, on same winding wheel wheel shaft, need not set up two-wheeled separately, saves accessory and also improves efficiency.

Sliding block 29 is in reeve stroke, and what be forced to moves to depths in front bend pipe 5 with back elbow 6; When deployment is desired, spiral 9 pulls sliding block 29 return, sliding block 29 again initiatively force back elbow 6 also together return.

Described precursor motor 7 and rear-guard motor 17 all arrange power transmission or power-off according to predetermined stroke, rotate according to corresponding presetting or stop.

Structure is simple, designs exquisite, automatically realizes locking and the unblock of seat.Seat bar 11 is connected with fixed support 10 axle, can fold relative to fixed support 10 in the state seat bar 11 unlocked, described fixed support 10 arranges the positive stop 12 of limiting chair motion, when driver sits on the seat, seat bar 11 end is against moving downward of volitional check seat on positive stop 12.The position-limited trough 14 of seat bar end is inserted in bearing pin 13 one end, and volitional check seat bar seat end upwards turns down, thus realizes seat automatically locking in deployed condition.When before and after precursor motor 7 drives, bend pipe pulls and pushes, because the relative change of position, the bearing pin end falling into shrinkage pool 15 is forced upwardly motion, and corresponding bearing pin 13 insertion end moves downward, and bearing pin 13 departs from position-limited trough 14, automatically realizes again the automatic unlocking of seat.Described bearing pin 13 is connected with fixed support 10 axle, moves accordingly round about by the other end of bearing pin 13 during external force in one end.Described position-limited trough 14 is front shallow rear dark shape, and it is firm that bearing pin inserts position-limited trough, prevents from deviating from easily; In described fixed support 10, precursor motor 7 is set, automatically realize back elbow 6 forward bend pipe 5 insert or therefrom extract out; Described fixed support 10 arranges the bearing of front wheel spindle 30, and fixed support as the support of front wheel spindle 30 bearing, realizes one-object-many-purposes simultaneously, saves infrastructure cost, and front wheel spindle 30 and front bend pipe are fixed, and front wheel spindle 30 arranges front-wheel through fixed support 10.

Described belt 18 is provided with teeth 34, the teeth that the motor output shaft end setting also corresponding to the belt pulley 35 of transmission shaft is engaged with, and the number of turns that during work, motor shaft drives turning cylinder 19 is accurate, improves control accuracy; Described transmission shaft arranges buffer damping 31, avoids after poppet 2 to clash into when folding.

Described buffer damping comprises two annular sleeve 32 of male-female engagement, is provided with silica gel 33 between salient and recess, and two annular sleeve are worked in coordination, and the silica gel 33 that its gap is arranged plays buffer action.

Pull bar 40 arranges groove 41, and described driving lever 23 falls in groove 41, and driving lever 23 coordinates tightly with pull bar 40, pulls strong, rational in infrastructure, takes full advantage of inner space.

Described folding shaft 19 is fixedly installed push rod 24, pushing drawing rod 40 return during for packing up, and it forms pulling and return pull bar 40 together with driving lever, thus realizes interlock and the return of vertical brace slip limitting casing 25.

Described vertical brace 22 comprises the Liang Ge branch 43 with bending angle, described two branched shaft link together, and like this when slip limitting casing 25 forward slip, the front end of bending angle is closed up gradually, its rear end separates gradually, folds when putting in place and is just separated into holding state; When slip limitting casing 25 moves backward, the rear end of Ze Liangge branch is closed up gradually, to launch when putting in place just submissive adducting together.

Described slip limitting casing 25 is front wide and rear narrow trapezoidal shape, pull limitting casing again return time can realize closing up and opening of two branch's bending angle front ends.

Another embodiment: car load launches riding condition vertical brace 22 to be along together, when needing folding from deployed condition, the work of rear-guard motor 17 power transmission starts to rotate forward, after poppet 2 is pulled to fold, while folding, the rotation of transmission shaft 19 causes the driving gear 36 be fixedly connected with it to rotate, driving gear 36 rotates and causes the teeth arc 37 engaged with it to rotate, the rotation of teeth arc 37 causes the multiple rotations of the miniature gears 20 engaged with its bottom surface, the rotation of miniature gears 20 causes the multiple rotations of the leading screw 38 be fixedly connected with it, leading screw 38 rotates nut 39 straight-line motion on leading screw 38 causing coordinating with it, two nut relative motions are closed up, the front end of the bending angle be fixedly connected with nut 39 is closed up, its rear end separates automatically, when folding putting in place, just holding state is separated into, the Liang Ge branch of vertical brace 22 opens, the vertical brace 22 of opening forms a stable support just, car load can be stood at folded state.

When needing to launch, rear-guard motor 17 reverses, and drives after poppet 2 to launch, and drive transmission shaft 19 to rotate, contrary with sense of motion time folding, vertical brace 22 closes gradually, and when rear wheel frame 2 expansion puts in place, vertical brace 22 is submissive again fits together.

Two-sided teeth arc 37 takes full advantage of internal structural space, has saved transmission operation, plays again the supporting role to inner structure.What it was stable passes to miniature gears 20 the rotation of driving gear 36, and play the effect of amplifying revolution ratio, driving gear 36 rotates 90-180 degree, and miniature gears 20 just can realize the rotation of multi-turn.

The rotating band movable wire thick stick 38 of miniature gears 20 rotates, and screw mandrel 38 motion has driven the nut 39 coordinated with it that straight-line motion occurs, and causes the conversion that the front end of the Liang Ge branch be connected with nut 39 is opened or closed up.

Described leading screw and the supporting arc set by vertical brace support 37 offset, and ensure that miniature gears 20 set on leading screw 38 closely engages with the teeth of teeth arc 37 bottom surface.

To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.

Claims (10)

1. a draw and insert-type electric motor bicycle with folding, comprise vehicle frame, pedal, after poppet and seat, it is characterized in that, vehicle frame passes bottom pedal, described vehicle frame is pulled and pushed by front bend pipe and back elbow and forms, precursor motor is connected with winding wheel, winding wheel connects the front-end and back-end of back elbow respectively by spiral, the outer sheathed fixed support of back elbow, seat bar is connected with fixed support axle, fixed support arranges the positive stop of limiting chair motion, described fixed support arranges bearing pin, the position-limited trough of seat bar end is inserted in bearing pin one end, the bearing pin other end falls into the shrinkage pool of back elbow, described pedal shaft is connected to rear housing, the front portion of described pedal is provided with radian, the radian of this radian and front bend pipe is suitable, the rear-guard motor that rear housing inside is arranged pulls transmission shaft by belt, described transmission shaft one end is connected with after poppet simultaneously, described rear housing axle connects a vertical brace.

2. a kind of draw and insert-type electric motor bicycle with folding according to claim 1, it is characterized in that, after poppet arranges pin-and-hole, is equipped with it corresponding bullet pin, and the spiral connecting back elbow rear end is connected to described bullet pin by spacing junction spreading.

3. a kind of draw and insert-type electric motor bicycle with folding according to claim 1, it is characterized in that, described winding wheel arranges centre circle barrier, and the both sides of centre circle barrier arrange spiral attachment point respectively, and the winding direction of both sides spiral is contrary.

4. a kind of draw and insert-type electric motor bicycle with folding according to claim 1, is characterized in that, the front end of described front bend pipe arranges a sliding block, and sliding block is connected by spiral with winding wheel.

5. a kind of draw and insert-type electric motor bicycle with folding according to claim 1, it is characterized in that, described fixed support arranges the bearing of front wheel spindle, and front wheel spindle and front bend pipe are fixed, and front wheel spindle arranges front-wheel through fixed support.

6. a kind of draw and insert-type electric motor bicycle with folding according to claim 1, it is characterized in that, described transmission shaft arranges buffer damping, and described buffer damping comprises two annular sleeve of male-female engagement, between salient and recess, be provided with silica gel.

7. a kind of draw and insert-type electric motor bicycle with folding according to claim 1, it is characterized in that, described belt is provided with teeth, the teeth that the motor output shaft end setting also corresponding to the belt pulley of transmission shaft is engaged with.

8. a kind of draw and insert-type electric motor bicycle with folding according to claim 1, it is characterized in that, described transmission shaft is fixedly installed driving gear, the teeth arc that vertical brace Bracket setting engages with driving gear, the bottom surface of teeth arc is engaged to the miniature gears on leading screw, and the nut coordinated with leading screw is connected described vertical brace.

9. a kind of draw and insert-type electric motor bicycle with folding according to claim 1, it is characterized in that, described transmission shaft is fixedly installed driving lever and push rod, and driving lever is connected with the slip limitting casing set by vertical brace.

10. a kind of draw and insert-type electric motor bicycle with folding according to claim 9, is characterized in that, described slip limitting casing comprises a pull bar, pull bar arranges groove, described driving lever falls in groove, and described pull bar is connected with front rail, and described front rail is connected with slip limitting casing.