CN103523147A

CN103523147A - Bicycle easy to pedal and saving in labor

Info

Publication number: CN103523147A
Application number: CN201310233099.5A
Authority: CN
Inventors: 林永松
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-06-13
Filing date: 2013-06-13
Publication date: 2014-01-22

Abstract

The invention discloses a bicycle easy to pedal and saving in labor. The bicycle comprises a bicycle frame, a front wheel set, a rear wheel set, a transmission set and a pedal device, wherein the front wheel set and the rear wheel set are arranged on the bicycle frame, the transmission set drives the rear wheel set to carry out transmission, and the pedal device drives the transmission set to operate. The pedal device comprises a crank arranged on the bicycle frame, a linkage part, a linkage belt, a pedal unit and a tension part, wherein the linkage part is in linkage with a front linkage disc to enable the front linkage disc to rotate, the linkage belt is arranged between one end of the crank and the linkage part, the pedal unit is arranged at the other end of the crank, and the tension part is arranged between the bicycle frame and the linkage belt. When a user steps on the pedal unit, the crank serves as lengthening of a force arm so as to add the force moment exerted on the transmission set, then the crank can be driven to swing downwards easily, the other end of the crank is made to pull the linkage belt to rotate, then the linkage part, the transmission set and rear wheels of the rear wheel set are linked to carry out transmission, and therefore the effects of pedaling the bicycle easily in a labor-saving mode and driving the bicycle rapidly are achieved.

Description

Tool is foot-operated, labour-saving bicycle easily

Technical field

The present invention relates to a kind of bicycle, refer in particular to a kind of tool foot-operated, labour-saving bicycle easily.

Background technology

Consult Fig. 1, existing bicycle 1 includes a vehicle frame 11, is hubbed at respectively the front and

rear wheel

12,13 on this vehicle frame 11, and the foot pedal apparatus 14 of these trailing wheel 13 transmissions of drive; Wherein, this foot pedal apparatus 14 includes a front fluted disc 141, two are hubbed at respectively on this vehicle frame 11 and the hold-down arm 142 of this front fluted disc 141 of interlock, be connected to the stretcher 143 on this front fluted disc 141, one connects the rear tooth disk 144 that this trailing wheel 13 and this trailing wheel 13 of unidirectional drive rotate, and a chain 145 of being located at 144 of this front fluted discs 141, rear tooth disk; Therefore when user drives this bicycle 1, it sees through this stretcher 143 and carries out circle type rotation, sequentially to see through this front fluted disc 141, chain 145, rear tooth disk 144 interlocks, and drive this trailing wheel 13 to rotate, and then give this strength that bicycle 1 advances; So, after actual use, find, because the length of this hold-down arm 142 is too short, the moment producing is limited, and has the situation compared with labor intensive, real must improvement.

In view of this, the inventor is for not attaining perfect caused many disappearances and inconvenience in the design of above-mentioned bicycle structure, and deeply design, and active research improvement has a fling at and development and Design goes out this case.

Summary of the invention

The object of the present invention is to provide a kind of tool foot-operated, labour-saving bicycle easily, it can save the application force of user while trampling.

In order to reach above-mentioned purpose, solution of the present invention is:

Foot-operated, a labour-saving bicycle easily, it includes:

One vehicle frame; One front wheels, it includes a handle rack that is hubbed at this vehicle frame one end, and a front-wheel of being located at this handle rack end; One rear wheels, it includes a rear unilateral bearing that is hubbed at this vehicle frame other end, and one is located on this rear unilateral bearing and is subject to the trailing wheel of this rear unilateral bearing single-direction transmission; One foot pedal apparatus, it includes a crank being hubbed on this vehicle frame, one is hubbed at the moving part on this vehicle frame, one is located at the driving belt between this crank one end and this moving part, an and pedal unit of being located at this crank other end, and aforementioned this crank has a sphere of action that a little stretches out and be connected with this pedal unit by being pivoted, an interlock district that a little stretches out and be connected with this driving belt by being pivoted, and a part that strains at of being located between this vehicle frame and this driving belt; And a transmission group, it includes the rear interlock dish that this rear unilateral bearing of interlock rotates, and this rear interlock dish is subject to this moving part interlock.

Above-mentioned transmission group also comprises that one is hubbed at the front interlock dish on this vehicle frame, and a driving band of being located between this forward and backward interlock dish, and this front interlock dish is subject to this moving part interlock simultaneously; Separately, this this moving part of driving belt pile warp and strain at part with this and be connected.

3. tool foot-operated, labour-saving bicycle easily as claimed in claim 2, is characterized in that: between this front interlock dish and moving part, be provided with a front unilateral bearing, make this moving part be single direction and drive this front interlock dish to rotate.

Above-mentioned moving part comprises that one is hubbed at the rocking bar on this vehicle frame, and scalable adjustment in the extension rod at these rocking bar two ends respectively; Separately, this driving belt has the first driving belt of being located between this sphere of action and this one extension rod, and one is located on this another extension rod and this rear interlock dish of pile warp and strain at the second driving belt that part is connected with this.

Between above-mentioned vehicle frame and this pedal unit, be pivoted with a swing arm, the expansion link that this sphere of action is a plurality of mutual sockets simultaneously forms.

Between above-mentioned crank and vehicle frame, be provided with an elastic component, to see through this elastic component, drive this crank involution.

Between above-mentioned moving part and rear interlock dish transmission process, be connected with an extension group, this extension group has the first tumbler being hubbed at respectively on vehicle frame, and second tumbler, and a plurality of connecting bands that are cross-linked this first, second tumbler, and aforementioned this connecting band is located at respectively between this moving part one end and this second tumbler one end, this second tumbler other end and first tumbler one end, this second driving belt is located at the other end of this first tumbler simultaneously.

Above-mentioned this foot pedal apparatus and this transmission group are respectively provided with two groups, and correspond respectively to this vehicle frame both sides.

Adopt after said structure, tool of the present invention easily foot-operated, labour-saving bicycle comprises that by foot pedal apparatus one is hubbed at the crank on this vehicle frame, the moving part that this front interlock dish of one interlock rotates, one is located at the driving belt between this crank one end and moving part, one is located at the pedal unit of this crank other end, and a part that strains at of being located between this vehicle frame and this driving belt; Be with, when foot-operated this pedal unit of user, this crank is using the prolongation as the arm of force, and the moment of this transmission group is bestowed in increase, therefore can drive easily this crank toward lower swing, make this crank other end to pull this driving belt to rotate simultaneously, impel after this moving part running of this driving belt interlock, this moving part is able to the rear wheel drive of this transmission group of interlock, rear wheels, so as to having easily, riding effortlessly and reach, drives rapidly effect.

Accompanying drawing explanation

Fig. 1 is the schematic diagram of existing bicycle;

Fig. 2 is the schematic diagram of the present invention's the first preferred embodiment;

Fig. 3 is the exploded drawings of the present invention's the first preferred embodiment;

Fig. 4 is the planar view of the present invention's the first preferred embodiment;

Fig. 5 is the action schematic diagram of the present invention's the first preferred embodiment;

Fig. 6 is the action schematic diagram of the present invention's the first preferred embodiment;

Fig. 7 is the schematic diagram of the present invention's the second preferred embodiment;

Fig. 8 is the planar view of the present invention's the second preferred embodiment;

Fig. 9 is the action schematic diagram of the present invention's the second preferred embodiment;

Figure 10 is the schematic diagram of the present invention's the 3rd preferred embodiment;

Figure 11 is the planar view of the present invention's the 3rd preferred embodiment;

Figure 12 is the schematic diagram of the present invention's the 4th preferred embodiment;

Figure 13 is the schematic diagram of the present invention's the 5th preferred embodiment;

Figure 14 is the schematic diagram of the present invention's the 6th preferred embodiment.

Nomenclature

Front wheels 321 handle racks of 3 bicycle 31 vehicle frame 32

Rear wheels 332 trailing wheels of the rear unilateral bearing 33 of 322 front-wheel 331

Front interlock dish 343 driving bands of the rear interlock dish 342 of 34 transmission group 341

35 foot pedal apparatus 351 crank 352 moving part 353 driving belts

354 pedal units 355 strain at front unilateral bearing 3521 rocking bars of part 356

3522 extension rod 3,531 first driving belt 3,532 second driving belt 3511 sphere of action

3512 interlock district 3513 expansion link 36 swing arm 37 elastic components

38 extension group 381 first tumbler 382 second tumbler 383 connecting bands

39 stop blocks.

The specific embodiment

In order further to explain technical scheme of the present invention, below by specific embodiment, the present invention will be described in detail.

Before the present invention is described in detail, be noted that in the following description, similar assembly is to number mutually to represent.

Consult Fig. 2, Fig. 3, Fig. 4, the present invention's the first preferred embodiment, tool easily foot-operated, labour-saving bicycle 3 includes a vehicle frame 31, be located at respectively the forward and backward

wheels

32,33 on this vehicle frame 31, one drives the transmission group 34 of these rear wheels 33 transmissions, and a foot pedal apparatus 35 that drives this transmission group 34 to move; Wherein, these front wheels 32 include a handle rack 321 that is hubbed at these vehicle frame 31 one end, and a front-wheel 322 of being located at these handle rack 321 ends; Separately, these rear wheels 33 include a rear unilateral bearing 331 that is hubbed at these vehicle frame 31 other ends, and one is located on this rear unilateral bearing 331 and can be subject to the trailing wheel 332 of these rear unilateral bearing 331 single-direction transmissions; As for, this transmission group 34 is in the present embodiment, to include the rear interlock dish 341, that this rear unilateral bearing 331 of an interlock rotates, be hubbed at the front interlock dish 342 on this vehicle frame 31, and driving band 343 interlocks etc. of being located at 342,341, this forward and backward interlock dish are example explanation.

Still continuous aforementioned, this foot pedal apparatus 35 includes a crank 351 being hubbed on this vehicle frame 31, the moving part 352 that this front interlock dish 342 of one interlock rotates, one is located at the driving belt 353 of 352 of these crank 351 one end and this moving parts, one is located at the pedal unit 354 of these crank 351 other ends, and one be located at this

vehicle frame

31 and 353 of this driving belts and tool elastic force strain at part 355, and aforementioned this crank 351 has a sphere of action 3511 that a little stretches out by being pivoted and be connected with this pedal unit 354, an and interlock district 3512 that a little stretches out by being pivoted and be connected with this driving belt 353, in the present embodiment, for this moving part 352 only can be rotated by this front interlock dish 342 of unidirectional drive, therefore can be provided with a front unilateral bearing 356 or general bearing in this

front interlock dish

342 and 352 of moving parts in good time, and the present embodiment all be take this

front interlock dish

342 and 352 of moving parts below, to be provided with a front unilateral bearing 356 be example explanation, in addition, for involution original position easily after this crank 351 is trampled, therefore can be provided with an elastic component 37 in this

crank

351 and 31 of vehicle frames, to see through this elastic component 37, drive these crank 351 involutions, simultaneously in the present embodiment, can be when this crank 351 swings in upper and lower interval, on this vehicle frame 31, convex is provided with a stop block 39, to limit this crank 351 hunting ranges, as for, this strains at only take general coil tension spring as example explanation in part 355 figure, and simultaneously in the present embodiment, this driving belt 353 strains at part 355 with this moving part 352 of pile warp with this and is connected to example explanation, finally, aforementioned this foot pedal apparatus 35 and this transmission group 34 can be symmetricly set in respectively this vehicle frame 31 both sides, and below for avoiding drawing too chaotic, therefore mainly only draw a side for representing.

Consult Fig. 3, Fig. 5, during use, user can ride on this bicycle 3, and ride on this pedal unit 354, to bestow amount of pressure, making this sphere of action 3511 is some an acting force arm with being pivoted of this crank 351, so user does not need to expend just these crank 351 generation one rotations of interlock easily of great pedal force, and Shi Gai interlock district 3512 will pull this driving belt 353, make in these driving belt 353 drawing process, drive in the lump this moving part 352 turns, and then make this front interlock dish 342 of these moving part 352 interlocks with moving, and this front interlock dish 342 is seeing through this rear interlock dish 341 of these driving band 343 interlocks, and then drive this trailing wheel 332 to rotate, and make this bicycle 3 forward impelling, otherwise, consult Fig. 6, when user is foot-operated while up promoting, this elastic component 37 will drive this crank 351 to reply, and this driving belt 353 is also subject to this, strains at part 355 and oppositely retract, and this moving part 352 is rotated towards other direction, and by the design of this front unilateral bearing 356, therefore when this moving part 352 rotates towards other direction, this moving part 352 can't drive outside these front interlock dish 342 interlocks, this front interlock dish 342 also can continue to rotate forward because of force of inertia simultaneously, also this trailing wheel 332 of interlock advances, under so repeatedly riding, can produce a turning effort by light laborsaving drive trailing wheel 332.

Consult Fig. 7, the present invention's the second preferred embodiment, this bicycle 3 still includes the structures such as vehicle frame 31, front wheels 32, rear wheels 33, transmission group 34, foot pedal apparatus 35; The effect that aforementioned components produces is all identical with the first embodiment, does not describe in detail for this reason; Its particularly in: this moving part 352 comprises that one is hubbed at the rocking bar 3521 on this vehicle frame 31, and scalable adjustment in the extension rod 3522 at this rocking bar 3521 two ends respectively; Separately, this driving belt 353 includes first driving belt 3531 of being located at 3522 of this sphere of action 3511 and this one extension rods, and one is located on this another extension rod 3522 and this rear interlock dish 341 of pile warp and strain at the second driving belt 3532 that part 355 is connected with this.

Coordinate and consult Fig. 8, the design that can stretch on this rocking bar 3521 and adjust by these extension rods 3522, therefore can adjust this extension rod 3522 in good time, convexedly stretch in distance on this rocking bar 3521, adjust whereby action force brachium short outside, coordinate and consult Fig. 9, when user rides on this pedal unit 354, to bestow amount of pressure, making this sphere of action 3511 is some an acting force arm with being pivoted of this crank 351, the flexible design of adjusting in this crank 351Yu interlock district 3512, adjust whereby this sphere of action 3511 arm of force length, so user does not need to expend just these crank 351 generation one rotations of interlock easily of great pedal force, so that producing one, this moving part 352 of these the first driving belt 3531 interlocks rotates, and this moving part 352 also drives this second driving belt 3532 in rotation process, trailing wheel 332 rotates, and then this bicycle 3 is advanced.

Consult Figure 10, Figure 11, the present invention's the 3rd preferred embodiment, this bicycle 3 still includes the structures such as vehicle frame 31, front wheels 32, rear wheels 33, transmission group 34, foot pedal apparatus 35; The effect that aforementioned components produces is all identical with the first embodiment, does not describe in detail for this reason; Particularly: when making this bicycle 3 foot-operated, when this pedal unit 354 can present circle type rotation, can be pivoted with a swing arm 36 in this

vehicle frame

31 and 354 of this pedal units, so that this pedal unit 354 can be by being hubbed on this swing arm 36, and can present outside circle type pattern while trampling, this sphere of action 3511 includes the expansion link 3513 of a plurality of sockets simultaneously; In the present embodiment, two groups of foot pedal apparatus 35 are set for example explanation simultaneously.

Consult Figure 11, during use, user rides on this pedal unit 354, to bestow this pedal unit 354 of a downforce, but because this pedal unit 354 is subject to the restriction of this swing arm 36, therefore it is circle-shaped that this pedal unit 354 only can be, and then this driving belt 353 of interlock, moving part 352, front interlock dish 342, driving band 343, rear interlock dish 341, trailing wheel 332 rotate, and makes this bicycle 3 have the ahead power of pushing ahead; Design as for this expansion link 3513, can make user that this pedal unit 354 is pressed down to driving forward, this pedal unit 354 will increase with a distance that is pivoted for this crank 351, therefore these expansion links 3513 will be stretched, when pedal unit 354 upper pendulum reset backward, and a Distance Shortened that is pivoted for this pedal unit 354 and this crank 351, these expansion links 3513 will be shortened, so, in the time of can making this bicycle 3 action, can be circle-shaped weave mode, for user, be familiar with easily this bicycle 3.

Consult Figure 12, the present invention's the 4th preferred embodiment, its primary member is all identical with the first embodiment, does not describe in detail for this reason; Particularly: the position that is pivoted of this crank 351 can be further from the distance setting of this pedal unit 354, the sphere of action 3511 of this crank 351 is extended more, make this crank 351 more past lower swing, and then easily, this moving part 352 of labour-saving interlock, transmission group 34, trailing wheel 332 transmissions, more effectively reach labour-saving effect.

Consult Figure 13, the present invention's the 5th preferred embodiment, this bicycle 3 still includes the structures such as vehicle frame 31, front wheels 32, rear wheels 33, foot pedal apparatus 35, transmission group 34, and its structure with described in the second embodiment, be all identical, do not describe in detail for this reason, particularly: in the present embodiment, in figure, this vehicle frame 31 can be the formula of lying and tramples design, except the posture that can change when foot-operated, promote outside the variation on using, more can extend the sphere of action 3511 of this crank 351 simultaneously, more laborsaving when the application of force is trampled.

Consult Figure 14, this bicycle 3 of the present invention's the 6th preferred embodiment still its keystone configuration still with described in the second embodiment, be all identical, do not describe in detail for this reason, particularly: between this moving part 352 and rear interlock dish 341 transmission process, be connected with an extension group 38, this extension group 38 has the first tumbler 381 being hubbed at respectively on vehicle frame 31, and second tumbler 382, and a plurality of be cross-linked this first, the second tumbler 381, 382 connecting band 383, wherein, this connecting band 383 is located at respectively between these moving part 352 one end and this second tumbler 382 one end, and between these the second tumbler 382 other ends and first tumbler 381 one end, this the second driving belt 3532 is located at the other end of this first tumbler 381, be with, see through setting up of this extension group 38, it can make this crank 351, moving part 352, the first tumbler 381, the second tumbler 382 all have the effect as the arm of force, the arm of force is more extended, more increase the effect of the moment of bestowing this transmission group 34, impel while riding more laborsaving, light.

Conclude aforementioned, the present invention includes a crank of being located on this vehicle frame by this foot pedal apparatus, the moving part that this front interlock dish of one interlock rotates, one is located at the driving belt between this crank one end and moving part, one is located at the pedal unit of this crank other end, and a part that strains at of being located between this vehicle frame and this driving belt; Therefore when foot-operated this pedal unit of user, this crank is using the prolongation as the arm of force, and the moment of this transmission group is bestowed in increase, so can drive easily this crank toward lower swing, make this crank other end will pull this driving belt to rotate, and then the rear wheel drive of this moving part of interlock, transmission group, rear wheels, reach whereby have easily, foot-operated and reach and drive rapidly effect effortlessly.

Above-described embodiment and accompanying drawing non-limiting product form of the present invention and style, suitable variation or modification that any person of an ordinary skill in the technical field does it, all should be considered as not departing from patent category of the present invention.

Claims

1. tool foot-operated, a labour-saving bicycle easily, is characterized in that, includes:

One vehicle frame;

One front wheels, it includes a handle rack that is hubbed at this vehicle frame one end, and a front-wheel of being located at this handle rack end;

One rear wheels, it includes a rear unilateral bearing that is hubbed at this vehicle frame other end, and one is located on this rear unilateral bearing and is subject to the trailing wheel of this rear unilateral bearing single-direction transmission;

One foot pedal apparatus, it includes a crank being hubbed on this vehicle frame, one is hubbed at the moving part on this vehicle frame, one is located at the driving belt between this crank one end and this moving part, an and pedal unit of being located at this crank other end, and aforementioned this crank has a sphere of action that a little stretches out and be connected with this pedal unit by being pivoted, an interlock district that a little stretches out and be connected with this driving belt by being pivoted, and a part that strains at of being located between this vehicle frame and this driving belt; And

One transmission group, it includes the rear interlock dish that this rear unilateral bearing of interlock rotates, and this rear interlock dish is subject to this moving part interlock.

2. tool foot-operated, labour-saving bicycle easily as claimed in claim 1, it is characterized in that: this transmission group also comprises that one is hubbed at the front interlock dish on this vehicle frame, and a driving band of being located between this forward and backward interlock dish, this front interlock dish is subject to this moving part interlock simultaneously; Separately, this this moving part of driving belt pile warp and strain at part with this and be connected.

4. tool foot-operated, labour-saving bicycle easily as claimed in claim 1, is characterized in that: this moving part comprises that one is hubbed at the rocking bar on this vehicle frame, and scalable adjustment in the extension rod at these rocking bar two ends respectively; Separately, this driving belt has the first driving belt of being located between this sphere of action and this one extension rod, and one is located on this another extension rod and this rear interlock dish of pile warp and strain at the second driving belt that part is connected with this.

5. tool foot-operated, labour-saving bicycle easily as described in claim 1 or 4, is characterized in that: between this vehicle frame and this pedal unit, be pivoted with a swing arm, the expansion link composition that this sphere of action is a plurality of mutual sockets simultaneously.

6. tool foot-operated, labour-saving bicycle easily as described in claim 1 or 4, is characterized in that: between this crank and vehicle frame, be provided with an elastic component, to see through this elastic component, drive this crank involution.

7. tool foot-operated, labour-saving bicycle easily as claimed in claim 4, it is characterized in that: between this moving part and rear interlock dish transmission process, be connected with an extension group, this extension group has the first tumbler being hubbed at respectively on vehicle frame, and second tumbler, and a plurality of connecting bands that are cross-linked this first, second tumbler, and aforementioned this connecting band is located at respectively between this moving part one end and this second tumbler one end, this second tumbler other end and first tumbler one end, this second driving belt is located at the other end of this first tumbler simultaneously.

8. tool foot-operated, labour-saving bicycle easily as claimed in claim 1, is characterized in that: aforementioned this foot pedal apparatus and this transmission group are respectively provided with two groups, and corresponds respectively to this vehicle frame both sides.