CN201268350Y

CN201268350Y - Bicycle for adults

Info

Publication number: CN201268350Y
Application number: CNU2008201624623U
Authority: CN
Inventors: 贺得辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2008-08-14
Filing date: 2008-08-14
Publication date: 2009-07-08
Anticipated expiration: 2018-08-14

Abstract

The utility model discloses an adult bicycle. In the running process, due to the addition of two supporting points, the bicycle is prevented from side tumble and tumbles caused by other reasons so as to improve the riding stability of the bicycle, and therefore, the bicycle is extremely suitable for the middle-aged and the old to ride. The bicycle is also provided with a transmission system with light use, the system can start the bicycle under the condition of little force so as to be relatively necessary and convenient for the middle-aged and the old with poor physical power. The bicycle is also provided with a front wheel damping device and a rear wheel damping device for lessening bumps generated in the running process of the bicycle so that a comfortable feeling can be constantly kept when a person rides the bicycle. The front wheel damping device and the rear wheel damping device not only take the damping action, but also ensures the riding stability of the bicycle. The bicycle has the advantages of simple structure, low production cost, comfortable and safe riding, stable parking and low riding accidents.

Description

A kind of adult uses bicycle

Technical field

The utility model relates to a kind of adult and uses bicycle.

Background technology

Limited at path area, that vehicle constantly increases progressively today, it is crowded to capacity that condition of road surface more and more seems.Therefore there is more people to select bicycle, promptly can alleviates the pressure of traffic congestion by bike, can take exercises again as walking-replacing tool.The bicycle of adult's usefulness generally only possesses two wheels, be by bike to lean on the coordination of human body self to realize balance, and then the driving bicycle advances.In order better to control the balance of bicycle, a kind of bicycle is disclosed in the prior art, for example on March 14th, 2007 disclosed Chinese patent, notification number be CN1927647A patent disclosure a kind of linked steering reciprocating driving safety labor-saving bicycle, it comprises two front-wheels and a trailing wheel, three wheels stability that lands is high, is difficult for overturning, and puts conveniently.But the bicycle structure complexity of this structure, productive costs height, maintenance trouble.

The utility model content

The technical problems to be solved in the utility model provide a kind of simple in structure, productive costs is low, drive comfortable adult uses bicycle.

For solving the problems of the technologies described above, the utility model adopts following technical scheme: this adult comprises vehicle frame with bicycle, front-wheel, trailing wheel, cushion, handle and driving system, described cushion, handle, front-wheel, trailing wheel, driving system is all installed on the vehicle frame, described handle is provided with braking mechanism, described driving system comprises stretcher and the driving chain that is provided with gear, it is characterized in that: the balance auxiliary device with shock-absorbing function also is installed on the described vehicle frame, described balance auxiliary device comprises the support that is distributed in the trailing wheel left and right sides, and described frame bottom is equipped with roller by damping.

With just remaining 4 state of contact between bicycle and the ground, the mode stability than 3 contacts in the past provides greatly like this by this adult of balance auxiliary device, and more difficult overturning is put also more convenient.And structurally simple, compact, good looking appearance has not only been realized keeping the technical requirements of balance, and has been had shockproof function, make travel more comfortable.

As of the present utility model preferred, described trailing wheel is movably connected on the vehicle frame by rear wheel shock-absorbing frame and bracing frame.When trailing wheel vibrated with the ground heave and set, rear wheel shock-absorbing frame and bracing frame just can guarantee that trailing wheel can in time obtain enough bufferings and deal with uneven to ground.

As of the present utility model preferred, described rear wheel shock-absorbing frame is provided with the rear guard of corresponding trailing wheel.Rainy day or when the travels down of mire, mudwing just can block the muddy water that throws away from surface of tyre.

As of the present utility model preferred, described driving system also comprises intermediate gear, described intermediate gear is movably connected on the vehicle frame, described intermediate gear is provided with driven gear ring and drives gear ring, the diameter of described driven gear ring is less than the diameter that drives gear ring, described driven gear ring is connected with stretcher by driving chain, and described driving gear ring is connected with rear axle by driving chain.Such driving system can just can step bicycle with less power, just can feel very light when the rider drives.

As of the present utility model preferred, described cushion is provided with the backrest of adjustable angle joint.Cushion just can be made suitable adjustment according to each characteristics of human body like this, makes the driving bicycle more comfortable.

As of the present utility model preferred, described front-wheel connects to ground by the front-wheel shock mount.When front-wheel face heave and set vibration everywhere, the front-wheel shock mount just can guarantee that front-wheel can in time obtain enough bufferings and deal with uneven to ground.

As of the present utility model preferred, described front-wheel shock mount is provided with the front wheel guard of corresponding front-wheel.Rainy day or when the travels down of mire, mudwing just can block the muddy water that throws away from surface of tyre.

As of the present utility model preferred, described vehicle frame be positioned at cushion below be provided with the hand-operated brake trigger, described hand-operated brake trigger is connected with braking mechanism on the handle by brake cable.Prevent that when dead ship condition bicycle produces motion with physical features, and then guarantee that bicycle puts more steady.

As of the present utility model preferred, also be connected with awning on the described vehicle frame.Awning has been arranged, ridden the sunshade of can effectively keeping off the rain of this bicycle, brought many convenience for travelling in rainy day or hot summer; And under can dismantling in the fine date awning, preserve standby.

As of the present utility model preferred, described handle is provided with light deflector.Help to observe the vehicle condition of bicycle rear in the time of by bike, facilitate, improve the safety control of driving bicycle for promptly dodging high-revolving vehicle and turning to travel.

The utility model adopts technique scheme: this adult with bicycle in the process of moving because many two strong points, having reduced bicycle side in the process of moving falls and falling down that other reasons causes, thereby improve the stability that bicycle is driven, therefore extremely be fit to the elderly and drive; This car also has one and uses light and handy driving system, and this system can start bicycle under the less situation of dynamics, and this is quite necessary with easily for the relatively poor relatively person in middle and old age user of muscle power; This car also is equipped with the front and back wheel shock absorption device, and what the minimizing vehicle produced under steam jolts, and makes this bicycle of driving can keep comfortable sensation all the time, and this front and back wheel shock absorption device not only plays cushioning effect, has also guaranteed the stationarity of vehicle '.This bassinet structure is simple, and productive costs is low, drives comfortable safety, stops standing steadily, and the train operation accident rate is low.

Description of drawings

Below in conjunction with the drawings and specific embodiments the utility model is further specified.

Fig. 1 is grown up for the utility model is a kind of with the structural representation of bicycle;

Fig. 2 is grown up for the utility model is a kind of with the view of cushion when backrest overturns of bicycle;

Fig. 3 is grown up for the utility model is a kind of with the structural representation of the balance auxiliary device of bicycle;

Fig. 4 is grown up for the utility model is a kind of with the structural representation of the driving system of bicycle.

The specific embodiment

As shown in Figure 1, the adult comprises the vehicle frame 1 that does not have shelves with bicycle, at vehicle frame 1 front end front-wheel 2 and handle 3 is installed; At vehicle frame 1 rear portion trailing wheel 4 is installed, and a balance auxiliary device; In the position at vehicle frame 1 middle part driving system and cushion 5 are installed.As shown in Figure 1, 2, cushion 5 is provided with the backrest of adjustable angle joint.

Front-wheel 2 is movably connected by front-wheel shock mount 6 and vehicle frame 1; 3 of handles are captiveed joint with front-wheel shock mount 6, flexibly connect with vehicle frame 1, so the driver can turning to by handle 3 control front-wheels 2.The light deflector 7 that distributes about two is being installed on the handle 3, also is being provided with the braking mechanism that is used for front-wheel 2 and trailing wheel 4 brakes on the handle 3.On front-wheel shock mount 6, be provided with the front wheel guard 8 of arc.Trailing wheel 4 left and right sides are movably connected on the vehicle frame 1 by rear wheel shock-absorbing frame 9 and bracing frame 10, bracing frame 10 horizontal and vehicle frame 1 flexible connections, and trailing wheel shock mount 9 flexibly connects with bevelled state and vehicle frame 1, so rear wheel shock-absorbing frame 9 concerns with the position that 10 one-tenth of bracing frames intersect.

In the outside of bracing frame 10 the balance auxiliary device is installed, this balance auxiliary device comprises two supports 11 with shock-absorbing function, as shown in Figure 3, two supports 11 are distributed in trailing wheel 4 left and right sides, all be provided with roller 12 in support 11 bottoms, the bottom of the bottom of roller 12 and trailing wheel 4 maintains an equal level, and therefore this adult possesses four strong points with bicycle, can guarantee that fully car body stops held stationary immediately.Because two rollers 12 just play auxiliary equilibrium activity, so can not influence the normal operation of front-wheel 2 and trailing wheel 4, this adult can ride out fast speeds with bicycle like this.Therefore the balance auxiliary device self is provided with shock-damping structure, when the road surface of roller 12 by comparatively jolting, can self produce that buffering is dealt with and the help that do not need rear wheel shock-absorbing frame 9 has so just improved bicycle stationarity in the process of moving greatly.Meeting upward movement when trailing wheel 4 is in the highway section of jolting, this moment, trailing wheel 4 was done pendulum with bracing frame 10, and the impulsive force that last pendulum produces is directly absorbed by rear wheel shock-absorbing frame 9, and then plays the effect of damping.On rear wheel shock-absorbing frame 9, be provided with rear guard 20, be used to stop because the muddy water that trailing wheel 4 high-speed motions throw away.

Shown in Fig. 1,4, driving system comprises stretcher 13, intermediate gear 14 and the driving chain 15 that is provided with gear.Stretcher 13 and intermediate gear 14 all are movably arranged on the vehicle frame 1.Intermediate gear 14 is provided with driven gear ring 16 and drives gear ring 17, two gear rings are in concentric position, and the diameter of driven gear ring 16 is less than the diameter that drives gear ring 17, driven gear ring 16 is connected with stretcher 13 by driving chain 15, drives gear ring 17 and is connected with trailing wheel 4 wheel shafts by driving chain 15.Add the diameter of the gear diameter of pedal, drive the diameter of the diameter of gear ring 17 greater than trailing wheel 4 wheel shafts greater than driven gear ring 16.Such design can drive bicycle with less pedal force, the convenient driving.

As shown in Figure 1, vehicle frame 1 is provided with hand-operated brake trigger 18 below being positioned at cushion 5, and this hand-operated brake trigger 18 is connected with braking mechanism on the handle 3 by brake cable, can make trailing wheel 4 be in braking state after starting hand-operated brake trigger 18.

As shown in Figure 1, also be connected with awning 19 on vehicle frame 1, awning 19 can be dismantled, and only needs the mounting hole insertion on vehicle frame 1 just can install smoothly during use, and can preserve standby, very convenient after the dismounting.

Claims

1, a kind of adult uses bicycle, it comprises vehicle frame (1), front-wheel (2), trailing wheel (4), cushion (5), handle (3) and driving system, described cushion (5), handle (3), front-wheel (2), trailing wheel (4), driving system is all installed on the vehicle frame (1), described handle (3) is provided with braking mechanism, described driving system comprises stretcher (13) and the driving chain (15) that is provided with gear, it is characterized in that: the balance auxiliary device with shock-absorbing function also is installed on the described vehicle frame (1), described balance auxiliary device comprises the support (11) that is distributed in trailing wheel (4) left and right sides, and described support (11) bottom is equipped with roller (12) by damping.

2, use bicycle according to the described adult of claim 1, it is characterized in that: described trailing wheel (4) is movably connected on the vehicle frame (1) by rear wheel shock-absorbing frame (9) and bracing frame (10).

3, use bicycle according to the described adult of claim 2, it is characterized in that: described rear wheel shock-absorbing frame (9) is provided with the rear guard (20) of corresponding trailing wheel (4).

4, use bicycle according to claim 1 or 2 or 3 described adults, it is characterized in that: described driving system also comprises intermediate gear (14), described intermediate gear (14) is movably connected on the vehicle frame (1), described intermediate gear (14) is provided with driven gear ring (16) and drives gear ring (17), the diameter of described driven gear ring (16) is less than the diameter that drives gear ring (17), described driven gear ring (16) is connected with stretcher (13) by driving chain (15), and described driving gear ring (17) is connected with trailing wheel (4) wheel shaft by driving chain (15).

5, use bicycle according to the described adult of claim 4, it is characterized in that: described cushion (5) is provided with the backrest of adjustable angle joint.

6, use bicycle according to claim 1 or 2 or 5 described adults, it is characterized in that: described front-wheel (2) is connected with vehicle frame (1) by front-wheel shock mount (6).

7, use bicycle according to the described adult of claim 6, it is characterized in that: described front-wheel shock mount (6) is provided with the front wheel guard (8) of corresponding front-wheel (2).

8, use bicycle according to the described adult of claim 1, it is characterized in that: described vehicle frame (1) is provided with hand-operated brake trigger (18) in the below that is positioned at cushion (5), and described hand-operated brake trigger (18) is connected with braking mechanism on the handle (3) by brake cable.

9, use bicycle according to the described adult of claim 1, it is characterized in that: also be connected with awning (19) on the described vehicle frame (1).

10, use bicycle according to the described adult of claim 1, it is characterized in that: described handle (3) is provided with light deflector (7).