CN2509063Y - Body-building two-wheeled driving bicycle - Google Patents

Abstract

The utility model provides a body strengthening and heart reinforcing double-wheel driving bicycle, and the utility model relates to a bicycle. The utility model is characterized in that the right hand side of the front wheel shaft is provided with a front flywheel, the middle shaft part driven by the front wheel is welded on a standing pipe of the extended handlebar through a transverse pipe, and a front chain wheel of the middle shaft part driven by the front wheel connects with the front flywheel through a chain. Handles rotate the front chain wheel through a brace, the brace is provided with a far hole and a close hole according to the distance of the middle shaft of the middle shaft part driven by the front wheel, and the handles can be arranged in the far hole or the close hole alternatively. Handle sleeves are sleeved on a hand rotating pipe and are fixed through fastening screws to make the length of the handles can be adjusted. The stability of the utility model can be reinforced by choosing the position and the length of the handles.

Description

The body-building two-wheel drives bicycle

The utility model is a kind of bicycle, and it belongs to two-wheel and drives bicycle.

Ordinary bicycle is when up-hill journey, and both legs will feel that painstakingly, during long-distance riding, both legs will be felt sleepy.Advance if arm also participates in the bicycle driving front-wheel, that will make rides briskly, becomes a kind of accurate crawling exercises.Simultaneously also can play comprehensive body-building and improve condition in the mind, to reach the effect of body-building.Past people is just considered from the labour-saving angle this two-wheel bicycle driven.Show according to pertinent data, drive bicycle for this two-wheel both at home and abroad and work out many schemes, but through finding wherein to exist many problems after serious analysis, the trial-production, drive bicycle as two-wheel, its matter of utmost importance is that both hands should take efforts and shake handle, and the direction of controlling bicycle again is difficult accomplishes.

The purpose of this utility model is achieved in that it is still a kind of bicycle, it is characterized in that: the right-hand side at the front truck wheel shaft is equipped with preceding flywheel, the axis parts of f-w-d are welded on the stem of lengthening by transverse tube, the preceding sprocket wheel of the axis parts of f-w-d, be connected with preceding flywheel with chain, sprocket wheel before handle rotates by crank, for guaranteeing the unimpeded operation of chain, then front brake is installed in the band-type brake of the left-hand side of front truck wheel shaft for selection, rear side track when chain turns round along with flywheel like this is positioned at the place ahead of front fork and the transverse tube rear partly of handlebar.

According to the design theory of bicycle, front and back wheel width between centers, front fork are stretched apart from bigger, and the front fork leaning angle is littler, the good stability of bicycle then, and the runback power of vehicle straight-line travelling is strong, but very flexible.Therefore, for increasing stability of the present utility model, so select the vehicle frame of front fork leaning angle minimum for use, the angle of inclination is 65 degree.During the driven by shaking front-wheel, axis, crank, handle are then taken into account the direction of control car, want the control effect that reaches the same with the ordinary bicycle handlebar, then the length of crank is zero, the length that two handles are added up equals the handlebar length of ordinary bicycle, and the axis of the axis parts of f-w-d is positioned at the stem top.Therefore on crank, be provided with hole far away and nearly hole, the length of handle, the adjustment of can stretching is enclosed within hand Guan Shangyong holding screw by taper knob and fixes.Like this, handle is fixed on the nearly hole of crank, suitably adds the length of long handle, and the stability that improves the bicyclist is had significant effect.Crank is installed on the axis of axis parts of f-w-d in the same way, can also be oppositely, and common be oppositely installation.Increase the plan area of vehicle seat, adopt the roomy vehicle seat on the Electrical Bicycle, make the bicyclist that comparatively comfortable pulsation-free sensation be arranged.Because during the driven by shaking front-wheel, will increase stem stressed of front fork and lengthening, install fork guard can effectively strengthen front fork and lengthening stem be subjected to force intensity.Owing to above handlebar, increased hand axis parts, adopt double bracket, it is stable that it is parked.When hand pedal drives to move ahead, adopt the backpedalling brake brake.

The utility model has the advantages that: can use both hands and feet and stablize brisk when riding.The people is few, adopt hand pedal two-wheel to drive bicycle when going up a slope.The people for a long time, the both hands handle is the same with ordinary bicycle.During descending, hip can comfortablely be sitting on the roomy seat reposefully, and the both hands handle is loosened shank.Both hands shake when unskilled, the length of proper extension handle, and handle is installed in place, the nearly hole of crank, and the stability of driving to move ahead is improved.The utility model has had the time enough and the condition of whole body exercise for upper limbs participates in driving to move ahead convenience is provided.Accurate crawling exercises by this two-wheel that incorporates daily life drives can strengthen waist, abdomen, chest and upper limbs force, increases lung capacity, stimulate circulation, effectively temper internal organ endurance and cardio-pulmonary function, and significantly alleviate the burden of both legs, whole body muscle power is able to reasonable distribution.Realize that psychological significance of the present utility model is: at first, upper extremity exercise can directly draw the cardiopulmonary organ, strength when the work of cardiopulmonary blood supply, oxygen supply and upper limbs shake handle is paid the motion close fit with metamorphosis, makes the strength of whole body and attention be in concentrated, happy state.Because the blood supply of cardiopulmonary, the mode of operation that the oxygen supply mode of operation can directly influence brain, so the psychological activity of brain control also reaches this concentrated, happy state.Secondly, upper limbs alternately shakes handle, and both legs alternately scrunch and belong to a kind of large-scale heteropleural domination motion, can make the balanced coordinated development of cerebral function of the left and right sides, thereby improve neural agility.So under situation easily, have time enough to realize the synchronous exercise of body and mind, reach the effect of body-building.

Details of the present utility model provides by following example and accompanying drawing:

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

Fig. 2 is the structural representation of crank and handle

With reference to the accompanying drawings 1, the utility model is still a kind of bicycle.F-w-d partly is: flywheel 9 before the right-hand side of the wheel shaft of front vehicle wheel 11 is installed, the hand axis parts 3 of f-w-d are welded on the stem 15 of lengthening by transverse tube 16.The axis of the axis parts of f-w-d is equipped with preceding sprocket wheel 2, sprocket wheel 2 and preceding flywheel 9 before chain 8 connects, and the transverse tube of handlebar 6 partly is positioned within the formed closed curve of chain, before the rear side track of chain operation.The axis of the axis parts of f-w-d is fixed with crank, is provided with hole far away and nearly hole according to the distance from described axis on the crank of both sides.That can see among Fig. 1 is the nearly hole 4 of left-hand side crank 5, and same right-hand side crank 1 also has nearly hole, and they equate from the distance of axis.Left and right sides handle among Fig. 1 all is fixed on place, hole far away, and for guaranteeing the unobstructed of chain track, preceding band-type brake 10 is installed in the left-hand side of the wheel shaft of front-wheel 11, and the steel rope sleeve of band-type brake fixes on the steel cable clamping on the front fork of left-hand side, makes that like this chain track is unobstructed.Transverse tube 16 is under the situation of the unobstructed operation of chain, and is short as far as possible.Since both hands shake the directivity that makes car when handle drives to move ahead, stability is restive, is the stability that strengthens bicycle, then vehicle frame is selected the vehicle frame of front fork inclination angle minimum for use, the inclination angle of the stem 15 of lengthening is that the front fork leaning angle is 65 degree.The length of handle is stretch adjustable.Taper knob 206 is enclosed within on the hand pipe 205 among Fig. 2, and is fixing by holding screw 204.Crank 202 is provided with hole 203 far away and nearly hole 201, is installed in the place, hole far away of crank among Fig. 2 for handle.The selection that adds far and near hole on the crank is like this used, and can significantly improve the controllability and the stability of direction of traffic.Right-hand man's side crank is oppositely to install among Fig. 1, also can be installed in the same way on the axis of axis parts of f-w-d.Fork guard 7 is the intensity that is used for strengthening the stem 15 of front fork and lengthening.Rear wheel is that backpedalling brake 13 brakes to strengthen safety by bike, and bracket component adopts double bracket 12 that it is parked steadily.Vehicle seat 14 adopts the roomy vehicle seat of electrodynamic type bicycles, and the bicyclist sits steadily, comfortable.Also can add the key cover on the preceding sprocket wheel, make it attractive in appearance.

Claims (1)

1. The body-building two-wheel drives bicycle, mainly by vehicle frame, vehicle seat, front-wheel, trailing wheel, front wheel spindle, preceding flywheel, stem, transverse tube, band-type brake, backpedalling brake, the axis parts of f-w-d, preceding sprocket wheel, the crank of f-w-d, handle, compositions such as chain, the right-hand side of front wheel spindle is equipped with preceding flywheel, the axis parts that are positioned at the f-w-d of handlebar top are equipped with the crank of preceding sprocket wheel and f-w-d, handle is installed on the crank of f-w-d, sprocket wheel and preceding flywheel before chain connects, backpedalling brake is installed on the trailing wheel, it is characterized in that: the axis parts of f-w-d are welded on the stem of lengthening by transverse tube; On the crank of f-w-d according to from the axis parts of f-w-d be provided with hole far away and nearly hole apart from distance, handle can be installed on the hole far away or nearly hole of crank of f-w-d; Taper knob is enclosed within on the hand pipe, is fixed by holding screw; The left-hand side of front wheel spindle is equipped with band-type brake.

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