CN206719417U - Nothing unloads power damping frame and the bicycle with the vehicle frame - Google Patents

Abstract

This is new to disclose a kind of nothing for bicycle and unloads power damping frame, including front and rear shock absorber, crossbeam, tripod front pillar root and tripod rear pillar, bicycle middle shaft, and axis trailing wheel connecting rod, front damper is used among slotting before being arranged on, pass through the vibrations of stretching absorption front-wheel, rear shock absorber is arranged in the connecting rod between vehicle seat and trailing wheel to absorb the vibrations that trailing wheel transmission comes up, crossbeam, tripod front pillar and tripod rear pillar composition triangular beam, supporting whole cycle frame, bicycle middle shaft and axis --- trailing wheel connecting rod is to be rotatably connected.Cycle frame of the present utility model is by adjusting 2 points of vehicle seat, pedal angles between gravity, and fixed the distance between vehicle seat and pedal, reduce absorption of the damper to energy, and by lowering the distance between vehicle seat and axis and the relevance of vehicle seat height, adapt to riding for different height people.

Description

Nothing unloads power damping frame and the bicycle with the vehicle frame

Technical field

A kind of cycle frame and the bicycle with the body frame structure for automotive are the utility model is related to, more particularly to one kind subtracts Formula of shaking cycle frame, belongs to technical field of bicycles.

Background technology

With the development of science and technology, the lasting exhaustion of municipal pollution and the energy so that many countries just push away in city energetically The development of pedestrian's force bike, for example disposed in city city core position and suburb and indivedual sight spot regional deployment bicycles Point, can be greatly reduced city because motor vehicle it is excessive caused by environmental pollution, and the traffic congestion that can mitigate city is asked Topic.Various countries are increasing as the implementation dynamics of main traffic mode to bicycle, and therefore, how the design of bicycle is because of the epoch And improve, it is particularly important how to be more suitable for the modern life.At present, bicycle has become the maximum work of riding instead of walk of China's quantity Tool, bicycle is used for riding instead of walk, goes on a journey and play very important effect as the vehicles of environmental protection, so we should design one The bicycle that a little suitable different crowds use, to meet the needs of people.However, come for existing bicycle on present society Say can not meet the needs of present people's life to a certain extent：First, damping device is not installed in front and back wheel, During the road surface for example more jolted in some places, riding bicycle can feel very uncomfortable, and jolt and can also shorten voluntarily Car service life；Second, existing damping bicycle produce effects it is bad；Third, existing bicycle adapts to very poor, height for height It is higher or it is shorter ride in it is all uncomfortable.Existing shock-absorption frame of bicycle, mainly it is divided to two classes, one kind is that damper is fixed vertically Between vehicle seat and middle pipe, the big stroke of the coefficient of stiffiness is small, and people, which sit on, feels damping effect unobvious；Another damper It is fixed between middle pipe and trailing wheel, the damping stroke length of trailing wheel, damping effect is pretty good, but occurring cycling again unloads asking for power Unload the power efficiency that seriously causes to ride due to pedaling to step on while topic, i.e. damping and have a greatly reduced quality, can not meet people ride it is not only comfortable but also The labour-saving market demand.Therefore, offer is a kind of can to meet the laborsaving bicycle structure for requiring and can and reaching preferable damping effect It is very necessary.

Utility model content

In order to solve the above-mentioned technical problem, the purpose of this utility model be to provide it is a kind of enhancing damping effect reduce unload power Bicycle shock-absorption vehicle frame.

Above-mentioned technical purpose of the present utility model technical scheme is that.

Nothing for bicycle unloads power damping frame, including front and rear shock absorber, forms triangular beam in the middle part of cycle frame Crossbeam, tripod front pillar and tripod rear pillar, bicycle middle shaft, and the axis trailing wheel connecting rod of connection axis and trailing wheel, its In, front damper is used to insert centre before being arranged on bicycle, and by the vibrations of stretching absorption front-wheel, rear shock absorber is used to be arranged on To absorb the vibrations that trailing wheel transmission comes up in connecting rod between vehicle seat and trailing wheel, after crossbeam, tripod front pillar and tripod Post forms triangular beam, supports whole cycle frame, bicycle middle shaft and axis trailing wheel connecting rod for be rotatably connected or in Between a little can be in vehicle frame plane internal rotation.

As the preferred of above-mentioned technical proposal, the length of triangular beam rear pillar be it is constant, itself and axis --- trailing wheel connects Angle between bar is that α is less than or equal to 60 ° so that what pin stepped on direction is oblique front.

As the preferred of above-mentioned technical proposal, the nothing unloads line and vertical gravity between power frame for reducing vibration vehicle seat and pedal Between angle be β=30 °~90 ° (in axis --- mutually remaining with foregoing α under the conditions of trailing wheel connecting rod is horizontal positioned).

The bicycle of power damping frame, including bicycle saddle, front wheels and rear wheels are unloaded with above-mentioned nothing, and are subtracted without power is unloaded Shake vehicle frame, wherein bicycle saddle is arranged on after tripod on top end, front-wheel by inserting connection before front damper and bicycle, Axis and trailing wheel central shaft are attached by trailing wheel by axis trailing wheel connecting rod.

Wherein, speed change gear and chain tightener are may be provided with above-mentioned trailing wheel.

Bicycle of the present utility model is in ride, and when pin is firmly stepped on downwards, common frame for reducing vibration is because knot Structure it is unreasonable, cause damping spring to absorb many energy, cause user to take too much force more.And this vehicle frame is by adjusting car 2 points of seat, pedal angles between gravity, and fixed the distance between vehicle seat and pedal, reduce suction of the damper to energy Receive.

Bicycle of the present utility model is due to lowering tripod rear pillar and axis --- the angle between trailing wheel connecting rod, makes The distance between vehicle seat and axis pedal diminish on the influence of voluntarily height, can increase while voluntarily height is not increased The distance between long pedal and vehicle seat.Both can leg can be with spread apart, without increasing the difficulty got on or off the bus in ride.This Sample is adapted to the reality that current teenager's height generally improves.

Brief description of the drawings

Fig. 1 is the bicycle structure schematic diagram of the present utility model that there is nothing to unload power damping frame；

Fig. 2 is the bicycle tripod that there is nothing to unload power damping frame and wheel link structure amplification of the present utility model Figure.

1 is front damper in figure；2 be crossbeam；3 be rear shock absorber；4 be triangular beam rear pillar；5 be axis；6 is before triangular beams Post；7 be axis trailing wheel connecting rod；8 chain tighteners；9 axis.

Embodiment

Below in conjunction with accompanying drawing the utility model is described in further detail, but this is merely exemplary, it is no intended to Any restrictions are carried out to protection scope of the present invention.

Referring to Fig. 1, Fig. 1 shows the bicycle structure of the present utility model that there is nothing to unload power damping frame, wherein, this reality Unloaded power with the new bicycle that there is above-mentioned nothing to unload power damping frame, including bicycle saddle, front wheels and rear wheels, and nothing and subtracted Shake vehicle frame, wherein bicycle saddle is arranged on after tripod on top end, front-wheel by inserting connection before front damper and bicycle, Axis and trailing wheel central shaft are attached by trailing wheel by axis trailing wheel connecting rod.Nothing of the present utility model unloads power damping frame, Including front and rear shock absorber 1,3, crossbeam 2, tripod front pillar 6 and the tripod rear pillar 4 of triangular beam in the middle part of cycle frame are formed, from Driving axis 5, and axis --- trailing wheel connecting rod 7 and the chain tightener 8 of connection axis and trailing wheel, wherein, front damper 1 is used for Centre is inserted before being arranged on bicycle, by the vibrations of stretching absorption front-wheel, rear shock absorber is used to be arranged between vehicle seat and trailing wheel Connecting rod on to absorb the vibrations that trailing wheel transmission comes up, crossbeam 2, tripod front pillar 6 and tripod rear pillar 4 form triangle Beam, support whole cycle frame, bicycle middle shaft 5 and axis --- variable-angle between trailing wheel connecting rod 7, i.e. axis --- Trailing wheel connecting rod 7 is by the way that rotary shaft and axis be coaxially connected or axis --- and there is axle can be in vehicle frame plane among trailing wheel connecting rod 7 Internal rotation, such as Fig. 2 axis 9.Specifically, among being inserted before front damper 1 is installed on, the vibrations of front-wheel is absorbed by stretching, are reached The effect of front-wheel damping.Three crossbeams 2, tripod front pillar 6 and tripod rear pillar 4 form triangular beam, support whole vehicle frame.After subtract Device 3 is shaken, the vibrations that the transmission of trailing wheel comes up is absorbed, reaches the damping effect to vehicle seat.Axis 5 is with axis trailing wheel connecting rod 7 (or centre have 1: 9 can be in vehicle frame plane internal rotation) be rotatably connected, so changes it in compression stress suffered by rear shock absorber 3 Afterwards, angle can be changed, the length for changing rear shock absorber 3 realizes energy-absorbing, reaches damping effect.In general damping bicycle due to Limited by the position that damper is installed, it is unreasonable plus designing, cause tripod rear bar really telescopic, not only absorb ground The vibrations of coming are transmitted in face, are also absorbed people's pin of riding simultaneously and are stepped on power, cause portion of energy to be wasted by damper.It is and of the present utility model The length of tripod rear pillar is constant, and as far as possible reduce tripod rear pillar and 7 between angle (such as angle be less than 30 Degree) so that what pin stepped on direction is oblique front, so as to greatly reduce the absorption that pin in people's ride steps on energy, so as to reach Damping does not unload power or seldom unloads the effect of power, and lifting rides comfort level and effortless.Reach the comfortable effect of existing vibration damping again not Laborious experience of riding, perfect combination is made to comfortableness and practicality.

As the preferred of above-mentioned technical proposal, the nothing unloads between power frame for reducing vibration vehicle seat and pedal distance in ride In it is not flexible with damper and freely change.The nothing is unloaded between power frame for reducing vibration vehicle seat and pedal between line and vertical gravity Angle is β=90 °~30 ° (such as 60 °).

This specific embodiment is only to explanation of the present utility model, and it is not to limitation of the present utility model, correlation Technical staff can make the modification of no creative contribution to the present embodiment as needed after this specification is read, but only All to be protected in using new right by Patent Law.

Claims (6)

1. the nothing for bicycle unloads power damping frame, including front and rear shock absorber, the horizontal stroke of triangular beam in the middle part of cycle frame is formed Beam, tripod front pillar and tripod rear pillar, bicycle middle shaft, and axis --- the trailing wheel connecting rod of connection axis and trailing wheel, Characterized in that, front damper is used to insert centre before being arranged on bicycle, pass through the vibrations of stretching absorption front-wheel, rear shock absorber is used In in the connecting rod being arranged between vehicle seat and trailing wheel to absorb the vibrations that trailing wheel transmission comes up, crossbeam, tripod front pillar and Tripod rear pillar forms triangular beam, supports whole cycle frame, bicycle middle shaft and axis trailing wheel connecting rod are rotatable company Connect or centre a little can be in vehicle frame plane internal rotation.

It is 2. as claimed in claim 1 without unloading power damping frame, it is characterised in that the length of triangular beam rear pillar be it is constant, its With axis --- the angle between trailing wheel connecting rod is that α is less than or equal to 60 ° so that what pin stepped on direction is oblique front.

3. nothing as claimed in claim 1 unloads power damping frame, it is characterised in that the nothing unloads power frame for reducing vibration vehicle seat and pedal Between between line and vertical gravity angle be β=30 °~90 °.

4. unload the bicycle of power damping frame with any one of the claim 1-3 nothing, including bicycle saddle, front-wheel and after Wheel, and without unloading power damping frame, it is characterised in that bicycle saddle is arranged on after tripod on top end, and front-wheel passes through preceding Damper passes through axis with inserting connection, trailing wheel before bicycle --- and axis and trailing wheel central shaft are attached by trailing wheel connecting rod.

5. bicycle as claimed in claim 4, it is characterised in that speed change gear can be had by being set on trailing wheel.

6. bicycle as claimed in claim 4, it is characterised in that if axis --- trailing wheel connecting rod pivot and axis With one heart, chain tightener is not added with, there must be chain tightener if decentraction.