CN104787213A - Bicycle - Google Patents

Abstract

The invention discloses a bicycle. According to the bicycle, the two ends of a gear shaft in front of a chain are connected with one ends of two tread arms respectively to form a novel one-way turnplate structure. By the adoption of the method, a traveling effect totally different from that of bicycles available currently in the world can be realized. The technical problems of an existing bicycle that due to the adoption of a tread arm 360-degree rotation traveling structure, traveling speed is low, labor consumption is high, and traveling on an uphill road is hard can be solved. According to the technical scheme, an existing two-short-tread-arm chain bicycle which is of the tread arm 360-degree rotation traveling structure is changed into a chain bicycle with two long tread arms which can be loosened and treaded up and down within 100 degrees, so that the radius of a gear in front of the chain is increased properly, and the two ends of the gear shaft are connected with one ends of the tread arms respectively to form the novel one-way turnplate structure. In this way, the bicycle can travel on an uphill road effortlessly and quickly and can replace existing bicycles which are low in traveling speed and high in labor consumption and can not travel on an uphill road easily.

Description

A kind of bicycle

(1) technical field

The present invention relates to power-saving bicycle, particularly relate to the bicycle that can be applicable to travel upward slope highway.

(2) background technology

Bicycle is the trip instrument of a kind of economy environmental protection again, the keystone configuration of standard bicycle comprises vehicle frame, vehicle frame is installed chain front gear and chain backgear, chain is assembled between chain front gear and chain backgear, be connected and fixed at the two ends of chain nipper wheel shaft and step on arm, step on arm end and install pedal, the arm of stepping at gear wheel shaft two ends is 180 ° of settings.This bicycle is when riding, and two castors change 360 ° and step on pedal, and therefore, moving velocity is slow, effort, travels upward slope highway difficulty.

Therefore, the direction becoming these those skilled in the art and make great efforts how is solved the problems of the technologies described above.

(3) summary of the invention

Object of the present invention is just to provide a kind of bicycle, can solve the technical matters that existing bicycle running speed is slow, effort travels upward slope highway difficulty completely.Realized by following technical proposals:

1. a bicycle, comprise vehicle frame, vehicle frame is provided with chain front gear and chain backgear, the gear wheel shaft two ends of chain front gear connect respectively by unidirectional rotating disk steps on arm one end, the other end stepping on arm installs pedal, it is characterized in that: the described gear wheel shaft two ends angle stepped between arm is 0 ~ 40 °, step between arm bottom and vehicle frame and elastic component one is installed, described unidirectional rotating disk comprises outer ring sleeve, sleeve, ring gear, jump control block and elastic component two, wherein outer ring sleeve outer wall with step on arm and be connected and fixed, in outer ring sleeve, activity arranges sleeve, described sleeve is connected with gear wheel shaft, in the middle part of sleeve, ring gear is installed, mounting hole is offered at outer ring sleeve and the junction stepping on arm, jumping control block is arranged in mounting hole, described bottom of jumping control block is provided with draw-in groove and coordinates with ring gear, be connected with mounting hole inwall by rotating shaft near the position on top, at the opposite side of jumping control block relative with ring gear, elastic component two is set, and elastic component two is between rotating shaft and draw-in groove.

As preferably, described in step on arm and outer ring sleeve is one-body molded.

As preferably, described elastic component two is Compress Spring, offers the spring eye for installing Compress Spring in mounting hole, on Compress Spring top and jump to control between block and arrange hoodle.

As preferably, described sleeve is offered the axis hole mated with gear wheel shaft.

As preferably, the two ends of described mounting hole are provided with cover of dust.

As preferably, set firmly limiting stopper stepping on correspondence on the vehicle frame above arm, form spacing space between elastic component one compression limit position and limiting stopper, it is 80 ~ 120 ° that the scope that arm swings up and down is stepped in restriction.

Bicycle of the present invention overcomes the shortcoming of standard bicycle, arm is stepped in the left and right of standard bicycle needs rotation 360 ° of rotations to provide power for bicycle, there is a point of discontinuity in the upper summit of trampling in left and right, lower low dot location, thus causes the power that provides for bicycle discontinuous.In addition, it is 180 ° of settings that arm is stepped in the left and right of standard bicycle, needs 360 ° of rotations to scrunch, and therefore, also result in it and step on arm and can not design long, require great effort when riding, speed is slow.And the left and right of bicycle of the present invention is stepped on arm and only need be swung up and down within the specific limits, therefore, can design the arm of stepping on of length, the arm of force making to step on the lever that arm and gear wheel shaft are formed is longer, thus more laborsaving.Further, side step on arm move downwardly to restraining position time, before unclamping the pedal of this side, step on the pedal of opposite side immediately simultaneously, the arm of stepping on of opposite side moved downward, repeatedly staggeredly to carry out.Therefore, the time between the pedal of left and right sides pine steps on is that gapless is moved as bicycle provides onward impulse continuously, there is not powerplant workshop breakpoint.

Compared with prior art, beneficial effect of the present invention is: structure is simple, reasonable in design, provides a kind of novel cycling mode, and continually continuously can provide rotational power for bicycle, uphill road hourly velocity of riding is fast, and laborsaving.

Accompanying drawing explanation

Fig. 1 is structural representation of the present invention;

Fig. 2 steps on arm, position relationship constructional drawing between unidirectional rotating disk and vehicle frame in the present invention;

Fig. 3 is the structural representation of unidirectional rotating disk in the present invention;

Fig. 4 is the C-C cross-sectional view in Fig. 3;

Fig. 5 is the structural representation of jumping control block in the present invention.

Detailed description of the invention

Below in conjunction with specific embodiments and the drawings, the present invention is further illustrated.

As shown in Figures 1 to 5, a kind of bicycle, comprise vehicle frame 6, vehicle frame 6 is provided with chain front gear 1 and chain backgear, gear wheel shaft 2 two ends of chain front gear 1 connect respectively by unidirectional rotating disk 3 steps on arm 4 one end, the other end stepping on arm 4 installs pedal 5, and two angles stepped between arm 4 at described gear wheel shaft 2 two ends are 0 ~ 40 °, and what the present embodiment was selected is 30 °.Step on arm 4 bottom to be connected by elastic component 1 with vehicle frame 6.Described unidirectional rotating disk 3 comprises outer ring sleeve 301, sleeve 302, ring gear 303, jump control block 304 and elastic component 2 305, wherein outer ring sleeve 301 outer wall with step on arm 4 and be connected and fixed, in outer ring sleeve 301, activity arranges sleeve 302, sleeve 302 freely can rotate in outer ring sleeve 301, described sleeve 302 is offered the axis hole 306 mated with gear wheel shaft 2, and by axis hole 306, sleeve 302 is assemblied on gear wheel shaft 2, fixing ring gear 303 is installed in the middle part of sleeve 302, mounting hole 307 is offered at outer ring sleeve 301 and the junction stepping on arm 4, a part for ring gear 303 is exposed in mounting hole 307, jumping control block 304 is arranged in mounting hole 307, described bottom of jumping control block 304 is provided with draw-in groove 308 and coordinates with ring gear 303, be connected with mounting hole 307 inwall by rotating shaft 309 near the position on top, at the opposite side of jumping control block 304 relative with ring gear 303, elastic component 2 305 is set, and elastic component 2 305 is between rotating shaft 309 and draw-in groove 308.Elastic component 1 is retracing spring in the present embodiment, and elastic component 2 305 is Compress Spring.Described Compress Spring is arranged in the spring eye in mounting hole, control between block on Compress Spring top and jumping and hoodle (not shown in FIG.) can be set, hoodle is pressed on by Compress Spring jumps on control block 304, draw-in groove 308 is closely cooperated with the tooth on ring gear 303, it is friction of rolling that hoodle and jumping are controlled between block 304, friction coefficient is little, and the relative motion of jumping between control block 304 and ring gear 303 is more smooth and easy, without catching phenomenon.

Conveniently processing and manufacturing and improve integrally-built intensity and service life, described in step on arm 4 one-body molded with outer ring sleeve 301.

Jump coordinating of control block 304 and ring gear 303 in order to avoid the foreign matter such as impurity, dust to enter in mounting hole impact, the two-port place of described mounting hole 307 arranges cover of dust (not shown in FIG.).

Set firmly limiting stopper 8 stepping on correspondence on the vehicle frame above arm 4, form spacing space between retracing spring compression limit position and limiting stopper 8, it is 80 ~ 120 ° that the scope that arm 4 swings up and down is stepped in restriction, the present embodiment preferably 100 °.Damping and silencing pad is set bottom limiting stopper 4, can reduces to step on the collision impact between arm 4 and limiting stopper 8, reduce noise.

In the present embodiment, a step 310 is had in the endoporus of above-mentioned outer ring sleeve 301, there is flange one end of sleeve 302, ring gear 303 is fixed by socket on sleeve 302, then sleeve 302 is inserted in the endoporus of outer ring sleeve 301, have circular clearance between flange and outer ring sleeve 301 inner hole wall, in the gap interference fit set collar 311, thus be limited between step 310 and set collar 311 by ring gear 303, and sleeve 302 freely can rotate in outer ring sleeve 301.Jumping control block 304 offers shaft hole, and utilize screw to pass shaft hole and be rotatably connected in mounting hole 307 by jumping control block 304, and the aperture of shaft hole is slightly larger than the external diameter of screw, namely screw is now equivalent to rotating shaft 309.

Bicycle of the present invention, when riding, making to step on the rotation of 360 °, arm without the need to stepping on pedal 5, only needing left and right rotation to step on the pedal 5 of left and right sides, making to step on arm 4 and swing up and down within the scope of 100 °.Arm 4 is stepped on to during lower swing (in Fig. 3 when left side, outer ring sleeve 301 relative to sleeve 302 along B to rotation), the draw-in groove 308 of jumping control block 304 is stuck with ring gear 303, drives sleeve 302 to rotate, and then the chain front gear 1 on driven gear axle 2 rotates, bicycle obtains power forward.When left side step on arm 4 move downward 100 ° time, now retracing spring is stepped on arm 4 and is compressed to end position, now unclamps pedal 5, and step on the pedal 5 on right side downwards, the unidirectional rotating disk 3 driven gear axle 2 on right side rotates simultaneously, and then drive chain front gear 1 rotates.Left and right like this is alternately stepped on continuously and is stepped on arm 4 and swing within the scope of 100 °, bicycle can obtain continuous continual power, and step on arm 4 owing to only needing to step within the scope of 100 °, therefore can the length of stepping on arm 4 be arranged longer, thus obtain better labor-saving effect, be applicable to riding of uphill way.

Above-mentioned when stepping on arm 4 and being stepped on downwards to retracing spring end position, need to unclamp the downward force of foot to pedal 5, step on arm 4 to be upspringed by retracing spring and be back to initial position (i.e. the restraining position of uppermost limit block 8), in this process, outer ring sleeve 301 rotates backward (namely in Fig. 3, outer ring sleeve 301 relative to sleeve 302 along A to rotating), the draw-in groove 308 of jumping on control block 304 can not clamp with ring gear 303, outer ring sleeve 301 and sleeve 302 freely rotate separately, be independent of each other mutually, therefore step on arm 4 and upwards swing and can not rotate by driven gear axle 2.

The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.

Claims (1)

1. (one) preamble:

A kind of power-saving bicycle two is stepped on arm and is divided other one end unidirectional rotating disk new construction, uses new mode.

(2) characteristic:

1), a kind of power-saving bicycle of invention is from existing bicycle running effect is completely different in the world at present.Bicycle two is long step on arm respectively in 100 ° of corners upper and lower pine step on, make the light fast running of bicycle.The existing arm of stepping in current world rotates the bicycle that 360 ° travel structure, the technical matters existed under steam:

Moving velocity is required great effort again slowly.Travel the technical problem underlying such as upward slope highway difficulty.

2) main points and the main application of the technical scheme of above technical matters, is solved;

By at present in the world existing two short arms of stepping on rotate the bicycle that 360 ° of angles travel structures, change over two long step on arm in 100 ° of corners respectively upper and lower pine step on, can step on arm respectively pine step between time connect into uninterrupted or be interrupted.Can follow one's inclinations and improve the speed of a motor vehicle or reduce the speed of a motor vehicle.When bicycle running upward slope highway, rear wheel has continuous continual upward slope rotational power, promotes front-wheel light fast running upward slope highway not hard.

3), a kind of technology new feature of bicycle:

1. two step on arm and can lengthen respectively, upward slope highway labour-saving size can be travelled according to actual needs and determine to manufacture, can obtain desirable laborsaving.Not affecting under the prerequisite of best labour-saving, bicycle chain front gear radius suitably can be expanded.Increase the girth in this tooth garden, little tooth wheel after chain totally tansitive week grows to chain, improve rear wheel turn-week and promote front-wheel fast with travelling.

2. during bicycle running upward slope highway, two step on arm pine step between time can connect uninterruptedly, make rear wheel have continuous continual rotational power.So a kind of bicycle can easily fast running upward slope highway be not hard.

4), the technical characterstic of current existing bicycle in the world:

1. two step on after arm divides other one end and chain nipper wheel shaft two ends to tie formation respectively, two step between arm and become 180 ° of straight angles.In bicycle running, two step on arm respectively pine, step between time can not connect.Rear wheel turning effort is interrupted.So existing bicycle running upward slope highway is difficult in the world at present.

2. two step on arm and rotate the bicycle that 360 ° of angles travel respectively, step on that arm is short can not be lengthened, chain front gear radius can not strengthen.So existing bicycle running speed is slow hard again in the world at present.As structure multiple tooth before usage chain, after chain, regulate laborsaving and improve the speed of a motor vehicle there is no obvious effect yet.