CN202439813U

CN202439813U - Bidirectional-driving bicycle

Info

Publication number: CN202439813U
Application number: CN2012200526422U
Authority: CN
Inventors: 谢勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-02-19
Filing date: 2012-02-19
Publication date: 2012-09-19
Anticipated expiration: 2022-02-19

Abstract

The utility model provides a bidirectional-driving bicycle which relates to bicycles. The bidirectional-driving bicycle comprises a middle axle, a chain disc, a frame, a rear wheel, a front wheel, a chain and a flywheel, wherein gears with ratchet wheel structures are respectively arranged on the left and right sides of the middle axle. The bidirectional-driving bicycle is characterized in that the frame is provided with a vertical axle of a transition gear, the transition gear is sleeved on the vertical axle of the transition gear and is engaged below the gears with the ratchet wheel structures, and pedal plates are sleeved outside the gears with the ratchet wheels. The bidirectional-driving bicycle disclosed by the utility model has the advantages of unique design, easiness for manufacturing and convenience for operation; and the pedal plates can randomly rotate to dive the bicycle to move forwards, and as the force applying angle of the pedals is increased, and the force applying frequency of the bicycle is improved, the climbing capability and the stability of the bicycle are improved, and thus the bidirectional-driving bicycle is good for a rider to do physical exercise and has a popularization value.

Description

The bi-directional drive bicycle

Technical field

The utility model relates to the bicycle in the vehicle, more specifically relates to a kind of bi-directional drive bicycle.

Background technology

Bicycle is mainly by vehicle frame, axis, trailing wheel, front-wheel, chain, chain drum, flywheel, and parts such as stretcher, brake are formed.Present general bicycle is a unidirectional drive, is benchmark by the bicycle working direction promptly, sees from right to left, when the stretcher clickwise, drives bicycle and advances; Single when the rotation of stretcher inhour, do not drive bicycle and advance.Simultaneously, the single pin of people is stepped on step tread plate forward, has 120 degree to make useful work approximately, and 240 degree are made idle work.In recent years, the someone has invented a kind of " gear bicycle with pedal ", and number of patent application is 200720021545.6; Publication number is CN201023618, and publication number day is on February 20th, 2008, the gear bicycle with pedal of this technical scheme; Be arranged with the gear of band ratchet structure in the left and right sides of bicycle rack and wheel disc, wheel and rack is meshed, and the top of tooth bar is provided with stretcher; The bottom of tooth bar is provided with retracing spring, and the people steps on the footboard drives bicycle downwards and advances.General bicycle all can not be realized bi-directional drive with " gear bicycle with pedal ", for this reason, remains to be explored the bi-directional drive bicycle.

Summary of the invention

The purpose of the utility model: a kind of bi-directional drive bicycle is provided.

The technical scheme of the utility model is: a kind of bi-directional drive bicycle; Comprise axis, chain drum, vehicle frame, trailing wheel, front-wheel, chain, flywheel, be respectively equipped with the gear of band ratchet structure in the left and right sides of axis, it is characterized in that; On vehicle frame, be provided with the transition gear vertical shaft; Transition gear is enclosed within on the transition gear vertical shaft, and the below of gear of band ratchet structure is engaged with transition gear, is provided with stretcher outer the putting of the gear of band ratchet structure.

The gear of described band ratchet structure and the tooth of transition gear are the umbrella tooth.

Described transition gear adopts bearing to be connected with the transition gear vertical shaft.

Described bi-directional drive bicycle is characterized in that, the left-external side of axis is provided with the gear of band ratchet structure, and the Right Inboard of axis is fixedly connected with chain drum, and the right outside of axis is provided with the gear of band ratchet structure.

The bi-directional drive bicycle of the utility model advances no matter stretcher clickwise or inhour rotation all drive bicycle, and when stretcher was motionless, bicycle still can advance with inertia.Two stretchers can be positioned at axis the place ahead to carry out left and right sides cw and steps and drive bicycle and advance; Two stretchers also can be positioned at the axis rear carry out about inhour step and drive bicycle and advance; Stretcher can cw steps reinforcing as circular movement and another stretcher inhour steps the afterburning bicycle that drives as circular movement and advances.

The principle of work of the bi-directional drive bicycle of the utility model: by the bicycle working direction is benchmark, sees from right to left, and the gear of band ratchet structure is made up of ratchet overcoat and ratchet fuse; The gear of band ratchet structure is installed in the two ends of axis just as the flywheel of a bicycle, outside ratchet, puts the installation foot pedal; Other structure of bicycle is constant; No matter people's cw or inhour are rotated stretcher, the gear and the transition gear of band ratchet structure all drive the axis clickwise, and axis drives the chain drum clickwise; Chain drum drives the trailing wheel clickwise through the flywheel on chain, the trailing wheel, and bicycle marches forward and goes.

When the people rides the bi-directional drive bicycle of the utility model, multiple variation also will take place in the power thrusts that the rider holds handlebar, change the people and will have ridden general bicycle riding person and hold handlebar power thrusts mono-defective, favourable section refining health.

The beneficial effect of the utility model: the bi-directional drive bicycle of the utility model, have the design uniqueness, make easily; Easy to operate, any rotation of stretcher all can drive bicycle to overtake, has increased the afterburning angle of stretcher; Improved the afterburning frequency of bicycle; Improved bicycle hill climbing ability, stability, favourable rider's section refining health has the value of popularizing.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Fig. 2 is the drive mechanism scheme drawing of the utility model at middle shaft position.

The specific embodiment

Through embodiment, the utility model is further described below.

With reference to Fig. 1, Fig. 2; A kind of bi-directional drive bicycle comprises axis 4, chain drum 12, vehicle frame 10, trailing wheel 1, front-wheel 7, chain 2, flywheel, is respectively equipped with the gear 8,9 of band ratchet structure in the left and right sides of axis 4; On vehicle frame 10, be provided with transition gear vertical shaft 11; Transition gear 3 is enclosed within on the transition gear vertical shaft 11, and the below of gear 8,9 of band ratchet structure is engaged with transition gear 3, is provided with stretcher 5,6 outer the putting of the gear 8,9 of band ratchet structure; The gear 8,9 of described band ratchet structure and the tooth of transition gear 3 are the umbrella tooth; Transition gear 3 adopts bearing to be connected with transition gear vertical shaft 11; The left-external side of axis 4 is provided with the gear 9 of band ratchet structure, and the Right Inboard of axis 4 is fixedly connected with chain drum 12, and the right outside of axis 4 is provided with the gear 8 of band ratchet structure.The bi-directional drive bicycle of present embodiment still can use transmission system.

By the bicycle working direction is benchmark; See that from right to left when the stretcher 5,6 of the left and right sides is positioned at the place ahead of axis 4 simultaneously, people's right crus of diaphragm is stepped on step tread plate 5 downwards; When being step tread plate 5 clickwises on right side; Gear 8 direct drive axis 4 clickwises of the band ratchet structure on right side, axis 4 drives chain drum 12 clickwises, and chain drum 12 drives trailing wheel 1 through the flywheel on chain 2, the trailing wheel and advances; Simultaneously; The ratchet overcoat of the gear 9 of the band ratchet structure on the left of the gear 8 of the band ratchet structure on right side can drive through transition gear 3 and the step tread plate 6 inhour rotations in left side reset the step tread plate 6 in left side, step under step tread plate 6 clockwise directions in favourable left side next time.

By the bicycle working direction is benchmark, sees from right to left, is positioned at the rear of axis 4 simultaneously when the stretcher 5,6 of the left and right sides; When people's right crus of diaphragm is stepped on step tread plate 5 downwards, i.e. during the step tread plate 5 inhour rotations on right side, ratchet overcoat direct drive transition gear 3 rotations of the gear 8 of the band ratchet structure on right side; Transition gear 3 drives gear 9 clickwises of the band ratchet structure in left side, and the gear 9 of the band ratchet structure in left side drives axis 4 and chain drum 12 clickwises, advances thereby drive bicycle; Simultaneously; Step tread plate 6 clickwises in left side reset the step tread plate 6 in left side, and step tread plate 6 inhours in favourable left side are next time stepped on downwards.

Claims

1. bi-directional drive bicycle; Comprise axis (4), chain drum (12), vehicle frame (10), trailing wheel (1), front-wheel (7), chain (2), flywheel; Be respectively equipped with first gear (8), second gear (9) of band ratchet structure in the left and right sides of axis (4); It is characterized in that; On vehicle frame (10), be provided with transition gear vertical shaft (11); Transition gear (3) is enclosed within on the transition gear vertical shaft (11), and first gear (8) of band ratchet structure, the below of second gear (9) are engaged with transition gear (3), are provided with first stretcher (5), crus secunda pedal (6) first gear (8) of band ratchet structure, outer the putting of second gear (9).

2. by the described bi-directional drive bicycle of claim 1, it is characterized in that the tooth of first gear (8) of described band ratchet structure, second gear (9) and transition gear (3) is the umbrella tooth.

3. by the described bi-directional drive bicycle of claim 1, it is characterized in that transition gear (3) adopts bearing to be connected with transition gear vertical shaft (11).

4. by the described bi-directional drive bicycle of claim 1; It is characterized in that; The left-external side of axis (4) is provided with second gear (9) of band ratchet structure, and the Right Inboard of axis (4) is fixedly connected with chain drum (12), and the right outside of axis (4) is provided with first gear (8) of band ratchet structure.