CN203819428U - Locking device for seat tube of electric folding bicycle - Google Patents

Abstract

The utility model discloses a locking device for a seat tube of an electric folding bicycle. The locking device comprises the seat tube, a pedal and a linkage support. The locking device is characterized in that the pedal is rotatably connected to the linkage support through a spindle, the seat tube is rotatably connected to the pedal through a rotating shaft, the tail end of the seat tube penetrates through a pedal shell, a raised stopper is fixedly arranged on the linkage support, a hole is correspondingly formed in the tail end of the seat tube, the linkage support is provided with a locking arm with a latch hook, and a hook slot is correspondingly arranged in the back of the tail end of the seat tube. The seat tube can be vertically folded relative to the pedal, a bicycle folding process only needs a few seconds, the seat tube is in a closed carapace shape after being folded, and the seat tube has a simple and smooth appearance, smart size and convenience for long-distance carrying, walking up and down stairs, storage and charging.

Description

A kind of blocking device of electric foldable vehicle seat pipe

Technical field

The utility model belongs to folded bicycle accessory, is specifically related to a kind of blocking device of electric foldable vehicle seat pipe.

Background technology

Collapsible, easy manipulation that electric foldable vehicle has, the advantage such as be easy to carry, need to be by external instrument, by manually from being about to, car folds or expansion, after folding in folding use procedure yet, can more conveniently deposit and move, avoid the outdoor hidden danger of depositing.

Current most electric foldable vehicle outward appearance is similar or converted by bicycle with bicycle, its vehicle frame is to realize the folding of vehicle frame by fold mechanism and quick detach fastener are set between two joint frame tubes, vehicle frame folding is horizontal doubling, folding process complexity, after folding, outward appearance is not attractive in appearance, and volume is larger, takes up room larger, fierce and quarrelsome, cannot deposit in automobile trunk and carry at a distance.

The fixing external supports that adopt of seat pipe of folding bicycle, arrange bracing frame more below seat, and this design has increased accessory, and volume after folding is larger.

Research and develop a kind of electric foldable vehicle Anchorage that can be effectively folding, become those skilled in the art and need badly the technical barrier of solution.

Utility model content

Technical matters: design a kind of blocking device of electric foldable vehicle seat pipe, seat supporting & stablizing, folding convenient is quick.

Technical scheme: the blocking device that designs a kind of electric foldable vehicle seat pipe, comprise a pipe, pedal and linkage support, it is characterized in that: described pedal and linkage support are rotationally connected by main shaft, seat pipe is rotationally connected by rotating shaft and pedal, its end penetrates pedal shell, and linkage support is fixedly installed protruding block, and seat pipe end arranges shrinkage pool accordingly, described linkage support is provided with the hammerlock of latch hook, and seat pipe end rear portion arranges hook groove accordingly; Described seat pipe end rear portion arranges oblique groove; Described hammerlock front end is connected with linkage support axle; Described linkage support arranges stage clip, the stage clip top hammerlock that upsprings; Described hammerlock rear end and push rod push up mutually, and push rod is upwards trampled a little through pedal setting through oblique groove, at pedal and between trampling a little, spring is set; Described pedal setting is higher than the arc support arm of pedal plane, and described rotating shaft is arranged at support arm middle-end.

Beneficial effect:

1, pedal can turn down up and down with respect to carrier, seat pipe can turn down up and down with respect to pedal, in vehicle folding process, only need the time in several seconds, foldable rear seat pipe and pedal fit in the profile space of carrier, are closed crust shape, and outward appearance is succinctly smooth, volume is small and exquisite, carry at a distance, stair activity, deposit, charge all very convenient.

2, can realize the folding and spacing of a pipe, seat pipe launch with folded state under all can effectively be locked, hold mode is stable, safe and reliable.

3, seat pipe just can lock by failure-free without external bracing frame, the brief fashion of outward appearance, and the elasticity of its damping seat pipe itself completes, without separately establishing shock absorption device, good damping effect.

Brief description of the drawings

Fig. 1 is the utility model structural representation

Fig. 2 is electric foldable vehicle closing structure schematic diagram;

Fig. 3 is electric foldable vehicle expanded configuration schematic diagram;

Fig. 4 is electric foldable vehicle linkage support structural representation;

Fig. 5 is seat pipe oblique groove structural representation;

Fig. 6 is seat pipe shrinkage pool structural representation;

Fig. 7 is main shaft, spacer, elastic gum block structure schematic diagram;

Fig. 8 is seat tubular construction schematic diagram

In figure 1, carrier; 2, seat pipe; 3, pedal; 4, protruding block; 5, shrinkage pool; 6, front-wheel support; 7, linkage support; 8, main shaft; 9, side tangent plane; 10, spacer; 11, elasticity blob of viscose; 12, oblique groove; 13, push rod; 14, trample a little; 15, rotating shaft, 16, support arm, 17, saddle, 18 stage clips, 19 hammerlocks, 20 latch hooks.

detailed description of the invention:

As shown in the figure, a kind of blocking device of electric foldable vehicle seat pipe, comprise seat pipe 2, pedal 3 and linkage support 7, it is characterized in that: described pedal 3 is rotationally connected by main shaft 8 with linkage support 7, seat pipe 2 is rotationally connected by rotating shaft 15 and pedal 3, and its end penetrates pedal shell, linkage support 7 is fixedly installed protruding block 4, seat pipe 2 ends arrange shrinkage pool 5 accordingly, and described linkage support 7 is provided with the hammerlock of latch hook 20, and seat pipe 2 end rear portions arrange hook groove accordingly; Described seat pipe 2 end rear portions arrange oblique groove 12, and described hammerlock 19 front ends are connected with linkage support 7 axles; Described linkage support 7 arranges stage clip 18, the stage clip 18 top hammerlock 19 that upsprings; Described hammerlock 19 rear ends and push rod 13 push up mutually, push rod 13 upwards through oblique groove 12 through pedal 3 and arrange and trample a little 14, at pedal 3 and trample spring is a little set between 14, for automatically reseting of pedal 3; Described pedal 3 arranges the arc support arm 16 higher than pedal plane, and described rotating shaft 15 is arranged at support arm 16 middle-ends.Described seat pipe 2 end rear portions are also provided with oblique groove 12, its objective is that push rod 13 can fold with entirety when folding, reserve activity space to push rod 13, also for a turnover for seat pipe 2 reserves movable stroke.

Push rod 13 arranges permanent seat, is subject to the permanent seat constraint can only up-and-down movement, prevents wigwag motion, and permanent seat is arranged at pedal 3 inside.

This case hammerlock 19 is divided into stage clip 18 can replace with resilient locking arm.

Electric foldable vehicle also comprises carrier 1, and it is connected by linkage support 7 axles with pedal 3, the two can folded closed together, carrier 1 arranges front-wheel support 6, front-wheel support 6 arranges wheel, linkage support 7 is offered axis hole, main shaft 8 is through axis hole.

Main shaft 8 is arranged to square axle head, and axis hole relative set is square, and main shaft 8 is fixed together with pedal 3, and in pedal 3 turnover processes, main shaft 8 is followed pedal 3 and moved together.

Shrinkage pool 5 leaves the folding movable stroke of seat pipe 2, can not hinder the turnover of seat pipe 2.

The stage casing of main shaft 8 arranges two adjacent side tangent planes 9, between two side tangent planes 9, can get 90 ° of angles, it should be noted that its angle setting depends on the angle of pedal while opening 3 and carrier 1,90 ° of angles are the preferred versions that the experiment proved that, driver can keep comfortable posture easily to grip carrier 1.

Interior spacer 10 and the elasticity blob of viscose 11 of arranging of linkage support 7, elasticity blob of viscose 11 is arranged at the inside of spacer 10.

Side tangent plane 9 and spacer 10 match, and mainly realize the relative fixing of pedal 3 and carrier 1.When side tangent plane 9 is fitted with spacer 10, main shaft 8 rotates and runs into restriction, and under larger External Force Acting, main shaft 8 overcomes limit rotation, and another side tangent plane is fitted from trend spacer 10, again realizes relatively fixing.Need to break thisly while relatively fixing, only need larger external force to participate in into.In this case, mainly solving when launching and merging,, just there is state deformation once be unlikely to cancel external force in carrier 1 and pedal 3 relative fixing.

Seat pipe 2 is connected by rotating shaft 15 with pedal 3, and seat pipe 2 can be realized pulling open and closure of vertical direction with respect to pedal 3.

The interior battery that arranges of carrier 1, battery is hidden, and does not affect vehicle volume and outward appearance, and Stability Analysis of Structures is reliable, deposits safety.

In order to ensure service life and the safety of battery, the lithium cell group that battery can adopt multisection lithium battery to form, the more common lead-acid battery of lithium cell, has the advantages such as long service life, efficient, safety, environmental protection.

Seat pipe 2 arranges saddle 17, and saddle 17 tail ends are offered flat hole, forms a grip part, after vehicle folding, grip part is upper, wheel under, pulling grip part and can pull vehicle to move ahead, is that remote moving vehicle or band motor vehicle stair activity are all very convenient, time saving and energy saving.

Reliable for ensureing assembly precision and intensity stabilization, seat pipe 2 and saddle 17 are in the time making, one-body molded by mould process.

Under vehicle riding condition, wheel lands, angle approximately at 45 ° between seat pipe 2 and pedal 3, seat manage 2 and carrier 1 between angle approximately at 45 °, between pedal 3 and carrier 1 approximately at an angle of 90.

Deployed condition, the protruding block 4 of linkage support 7 probes into shrinkage pool 5 inside of seat pipe 2, and protruding block 4 blocking seat pipe 2 saddle ends continue to move downward, latch hook 20 enters in hook groove, stage clip 18 withstands hammerlock 19 from below, seat pipe 2 is locked, and driver can be sitting in operating and controlling vehicle on saddle 17.

When vehicle folding, the first step, press and trample a little 14, at pedal 3 with trample some the spring arranging between 14 and shrink deformation, hammerlock 19 moves down under push rod 13 effects, and latch hook 20 is deviate from hook groove, operator grasps seat pipe 2 merges towards the direction of carrier 1, seat pipe 2 is taking rotating shaft 15 as axle center, and the end of seat pipe 2 is subject to the constraint motion backward accordingly of rotating shaft 15, and shrinkage pool 5 separates with protruding block 4.Unclamp and trample a little 14, because at pedal 3 with trample and be a little provided with spring between 14, trample a little and 14 can automatically reset.

Second step, pedal 3 is merged towards the direction of carrier 1, seat pipe 2 is with pedal 3 upward movements, now first side tangent plane upward movement under external force of main shaft 8, departs from spacer 10, until carrier 1, seat pipe 2, pedal 3 threes are mutually closed between two, along with second side tangent plane of rotation of main shaft 8 automatically and spacer 10 fit, first side tangent plane is positioned at the right side of second side tangent plane, and main shaft 8 sheet 10 that is again positioned locks, and prevents that pedal 3 from decontroling from folded state because of deadweight.

When vehicle launches from folded state, first carry out the stretching, extension of pedal 3, pedal 3 is turned down to landing ground, main shaft 8 is forced to rotate, compressing spacer 10, and there is compression set in elasticity blob of viscose 11, second side tangent plane departs from spacer 10, and first side tangent plane is fitted towards spacer 10 automatically; Seat pipe 2 is turned down towards pedal 3, along with saddle 17 moves downward, seat pipe 2 ends upwards turn over and choose, until its shrinkage pool 5 is inserted in protruding block 4, saddle 17 cannot continue to move downward, and now latch hook 20 enters hook groove automatically, and stage clip 18 is further compressed, saddle 17 also cannot be to upper rotary, and seat pipe 2 is fixed.Operator can be sitting on saddle 17 and ride.

Front-wheel support 6 connects steering shaft, and carrier 1 drives front-wheel to realize and turns to.

For keeping the succinct and expendable weight of the outward appearance of vehicle, this programme seat pipe 2 adopts single lever-type structure, for ensureing its intensity, seat pipe 2 adopts carbon fibre material to make with saddle 17, carbon fibre material has the advantages such as light specific gravity, intensity be large, is applied to civilian, military, building, space flight and super sport car field.

It is to be noted; above-mentioned embodiment is only the utility model preferred embodiment; for those skilled in the art, meeting under the prerequisite of the utility model principle of work any be equal to or similar replacement all falls in protection domain of the present utility model.

Claims (6)

1. the blocking device of an electric foldable vehicle seat pipe, comprise a pipe, pedal and linkage support, it is characterized in that: described pedal and linkage support are rotationally connected by main shaft, seat pipe is rotationally connected by rotating shaft and pedal, its end penetrates pedal shell, and linkage support is fixedly installed protruding block, and seat pipe end arranges shrinkage pool accordingly, described linkage support is provided with the hammerlock of latch hook, and seat pipe end rear portion arranges hook groove accordingly.

2. the blocking device of a kind of electric foldable vehicle seat pipe according to claim 1, is characterized in that: described seat pipe end rear portion arranges oblique groove.

3. the blocking device of a kind of electric foldable vehicle seat pipe according to claim 1, is characterized in that: described hammerlock front end is connected with linkage support axle.

4. the blocking device of a kind of electric foldable vehicle seat pipe according to claim 1, is characterized in that: described linkage support arranges stage clip, the stage clip top hammerlock that upsprings.

5. the blocking device of a kind of electric foldable vehicle seat pipe according to claim 1, is characterized in that: described hammerlock rear end and push rod push up mutually, and push rod is upwards trampled a little through pedal setting through oblique groove, at pedal and between trampling a little, spring is set.

6. the blocking device of a kind of electric foldable vehicle seat pipe according to claim 1, is characterized in that: described pedal setting is higher than the arc support arm of pedal plane, and described rotating shaft is arranged at support arm middle-end.