CN2435307Y

CN2435307Y - Two-person interaction tricycle

Info

Publication number: CN2435307Y
Application number: CN 99231718
Authority: CN
Inventors: 蔡福生
Original assignee: Individual
Current assignee: Individual
Priority date: 1999-05-27
Filing date: 1999-05-27
Publication date: 2001-06-20
Anticipated expiration: 2009-05-27

Abstract

The utility model relates to a two-person interaction tricycle, which comprises a tricycle body, a front wheel and two back wheels, a drive mechanism composed of a chain wheel and flywheels fixed on a back shaft, two bearings fixed on the back shaft, the connecting frame for the tricycle body and the support frame for a stool fixedly connected to the outer shells of the two bearings, and a stool arranged on the support frame of the stool. The utility model is characterized in that the stool is arranged according to the traveling direction against the back of a user, and the back shaft is also provided with a flywheel which forms a hand drive mechanism with the chain wheel with a handle on the support frame of the stool. The utility model has the advantage of compact size of the entire tricycle, so the tricycle can be ridden forwards under the cooperation of a rider and a passenger.

Description

Double interactive three-wheel vehicle

The utility model relates to manpower transportation, especially manual tricycle and makes the field.

The old three-wheel vehicle of Shi Yonging (mainly supplying home-use) now, the people driving of riding, a people takes on the car, advancing of three-wheel vehicle depends on a people's muscle power, for the old folks trip outside, even the people that rides meets difficulty, the power that also cannot look to my old man by bus to bear a hand; In addition, the bench on its bench support is to face the direct of travel setting according to taking the people, owing to must reserve the position of leg rest, thereby the latter half of car load is that the bench portion size is bigger, seems compact inadequately.

The purpose of this utility model is to provide a kind of double interactive three-wheel vehicle at above problem and shortage part, comprise the vehicle body that is equipped with saddle, front-wheel, two trailing wheels on the rear axle, form driver train by sprocket wheel and the flywheel that is fixed on the rear axle, two bearings fixing on the rear axle, the body contact frame that connects firmly with above-mentioned two bearing shells, connect firmly the bench support on above-mentioned two bearing shells, the bench that is provided with on the bench support, this bench is fixedly installed on the bench support towards direct of travel according to taking people's back of the body; Also be provided with a flywheel on the above-mentioned rear axle, the sprocket wheel that is used for the band handle of this flywheel of transmission is arranged on the bench support.

Adopt above-mentioned design, take the people and sit dorsad with the people that rides, rising under the seat nature situation, the footwell of bench can reduce, and overall dimensions of a car shortens, and seems more compact; Since set up the manual drives mechanism of sprocket wheel and flywheel, in advancing, the people's pedal of riding, it is hand to take the people, can step on the juice, and alleviates the people's that rides exercise intensity, also can reach fellowship and common effect of taking exercise.

Below in conjunction with accompanying drawing the utility model is described in detail.

Fig. 1 is the birds-eye view (not being with en-toutcas) of utility model;

Fig. 2 is the front view of Fig. 1;

Fig. 3 is a rear axle shown in Figure 1.The block diagram of bench support and body contact frame;

Fig. 4 is the scheme of installation of the sprocket wheel of band handle shown in Figure 1.

Fig. 1 and Fig. 2 illustrate, and are fixed with two bearing 3a, 3b on the rear axle 10, referring to Fig. 3, are fixedly connected with bench support 16 and body contact frame 11 on the shell of bearing 3a, 3b.The two ends in addition of body contact frame 11 connect firmly on axle sleeve 13 outside faces of axis 12, and upper rack posts 15 is connected between vehicle frame hitch 11 and the vehicle body, forms leg-of-mutton robust structure.Connect firmly flywheel 7 and sprocket wheel 1 on the rear axle 10 as driver train, said structure belongs to prior art partly.Bench 9 is arranged on the bench support 16 towards direct of travel (being that bench 9 is provided with people's dos-mode of riding according to taking the people) according to taking people's back of the body, connect firmly stretcher 8 on bench support 16 and be arranged on the lower position of bench 9, the backrest 2 of bench 9 is provided with en-toutcas 14 (can adopt the form of folded umbrella).Also be fixedly connected with a flywheel 4 on the rear axle 10, it is driven by the sprocket wheel 5 (sprocket wheel 5 is arranged on the bench support 16) of band handle 6, form manual drives mechanism, sprocket wheel 5 and flywheel 4 are arranged on the top position of the left surface (making things convenient for right-hand operated) or the right flank (making things convenient for left hand) of bench 9.It is (identical with being provided with of Regular Bicycle axis sprocket wheel that Fig. 4 illustrates the mode that installs and fixes that sprocket wheel 5 is arranged on the bench support 16, in Fig. 1, axle sleeve 13 is fixed on the vehicle body gets final product, axle sleeve 13 and 12 on axle are provided with the ball dish), be connected with the handle 6 of a bending on the axle 18 of sprocket wheel 5, axle sleeve 17 is enclosed within on the axle 18, axle sleeve 17 and 18 on axle are provided with the ball dish, during installation, only need axle sleeve 17 is fixed on the bench support 16 (as be fixed on the A-frame 19, again A-frame 19 is fixed on the bench support 16) get final product.

Claims

1, a kind of double interactive three-wheel vehicle, comprise, be equipped with the vehicle body of saddle, front-wheel, two trailing wheels on the rear axle, by sprocket wheel be fixed on the driver train that the flywheel of rear axle is formed, two bearings fixing on the rear axle, the body contact frame that connects firmly with the shell of above-mentioned two bearings, connect firmly the bench support on above-mentioned two bearing shells, the bench that is provided with on the bench support is characterized in that, the bench (9) that is used to take the people is fixedly installed on bench support (16) according to taking people's back of the body towards direct of travel; Also be provided with a flywheel (4) on the described rear axle (10), bench support (16) is provided with the sprocket wheel (5) of the band handle (6) that is used for transmission flywheel (4).

2, double interactive three-wheel vehicle according to claim 1, it is characterized in that, described bench (9) lower position is provided with stretcher (8), stretcher (8) connects firmly on bench support (16), and the sprocket wheel (5) of described band handle (6) is arranged on the left surface of bench (9) or the top position of right flank.

3, three-wheel vehicle according to claim 1 and 2 is characterized in that, the backrest (2) of described bench (9) is provided with en-toutcas (14).