CN2044571U

CN2044571U - Safety bicycle driven by dual persons

Info

Publication number: CN2044571U
Application number: CN 88212129
Authority: CN
Inventors: 欧汉华
Original assignee: Individual
Current assignee: Individual
Priority date: 1988-02-04
Filing date: 1988-02-04
Publication date: 1989-09-20

Abstract

The utility model relates to a safety bicycle driven by two persons, comprising a traditional bicycle, two person pedals, a rear seat which can turn over to one side, a safety support bar and a pony wheel. The rear seat carrying a person is turned over and placed on a rear rack, and the rear seat carrying things is turned to one side. The safety bicycle driven by two persons can carry two persons and is driven by two persons, has the advantages of safety, relaxing, small bicycle occupation space and easy use, avoids occupying floor, easily improves the existing bicycles, provides convenience for families, and lightens the burden of difficulty in taking buses in city traffic.

Description

Safety bicycle driven by dual persons

The utility model relates to a kind of bicycle.

The general-duty bicycle can only be taken a people now, is driven by a people.If take two people, it is very painstaking, dangerous again that a people drives, for the city traffic rule does not allow.Two people go out just to take two bicycles separately, or ride in a bus, thereby have increased the load of public transport, cause crowded.Though three-wheel vehicle can be driven by two people for triplet, floor area is big, also causes crowded traffic easily, and places also inconvenience, and general family also can not purchase bicycle and three-wheel vehicle simultaneously.

The purpose of this utility model is to avoid the above weak point of prior art center, and a kind of insurance bicycle of double driving is provided.Can take for two people, drive,, not need to squeeze city motor bus as (wherein preschool child) in the family of three when going out by two people, and very convenient, and floor area is few, takes safety, and it is also convenient to place, and existing general bicycle is transformed again easily.

The purpose of this utility model realizes by following approach: double driving insurance bicycle comprises the structure of general bicycle, the pedal that drives usefulness is made the double pedal that can supply two people to drive simultaneously, in the place of the fastening front stall of triangular frame, the handrail of using for the back seat occupant is housed, being equipped with on the car after-frame can be to the back seat of a rollover commentaries on classics, when two people take, back seat is rolled up, be placed on the after-frame, during loading, the back dress is turned to a side, and back seat and after-frame strand connect.On the cross bar that supports trailing wheel, for traffic safety, the jury strut that can roll over backward all is equipped with in both sides, and the steamboat that can rotate flexibly is housed on the jury strut.

Double driving insurance bicycle of the present utility model has two secondary stretchers on the double pedal, be assemblied on the same bent axle, and can both rotate flexibly.

Double driving insurance bicycle of the present utility model, jury strut and steamboat can be rolled over backward, take up room with minimizing during driving, and steamboat is equipped with on the jury strut, all can rotate flexibly.Jury strut and steamboat play a supportive role when bicycle is parked, and during solo running, play safety effect, to guarantee traffic safety.

The embodiment of the utility model in conjunction with the accompanying drawings further describes in detail.As shown in Figure 1, tap (1) and vehicle frame (3) suit, can rotate flexibly, brake gear (2) is installed on the vehicle frame (3), front-wheel (4) is installed on the front fork of vehicle frame (3), and front wheel guard (5) is fixed on the vehicle frame (3), and inside and outside two secondary stretchers are arranged on the double pedal (6), be assemblied in respectively on two rotary middle spindles on the same bent axle, and can both on rotary middle spindle, rotate flexibly.The lateral crus pedal is at the rear of crus mediale pedal, inside and outside stretcher at grade, the rotary middle spindle that the lateral crus pedal is installed be fixed on crus mediale pedal rotary middle spindle bonded assembly connecting rod on.Double pedal (6) and the tight suit of driving device (14), and by toothed disc and chain drive trailing wheel (12), adjustable front stall (8) is fastened on the vehicle frame (3), the place of fastening front stall (8), the handrail of using for back seat (9) occupant (7) is housed, back seat (9) line is associated on the after-frame (10), sitting man-hour rolls up back seat (9), place on the after-frame (10), during loading back seat (9) is turned to a side, rear guard (11) is fixed on the vehicle frame (3), taillight (13) is installed on the rear guard (11), the jury strut that can roll over backward (15) is installed on the cross bar of vehicle frame (3) support trailing wheel (12), and the steamboat (16) that can rotate flexibly is housed on the jury strut (15).

As shown in Figure 2, double driving insurance bicycle of the present utility model, jury strut (15) and steamboat (16) are when putting down, open angle is bigger, to guarantee that vehicle body can overturning, the steamboat (16) on the jury strut (15) can rotate flexibly, and steamboat (16) built on stilts slightly.

The utility model has following characteristics compared to existing technology: can take for two people, and traffic safety, jury strut can support on the ground at any time, guarantees that vehicle body can overturning. Can two people drive driving easily, occupy little space, easy to use, existing Universal bicycle is all transformed easily, husband and wife band one child of Modern Family goes out very convenient, can relax the shield that gives that urban public transport crowds, finds great trouble in getting one's destination by public transport means.

The double driving insurance of Fig. 1 bicycle scheme drawing; The double driving insurance of Fig. 2 bicycle back view.

Claims

1, a kind of double driving insurance bicycle, comprise tap (1), brake gear (2), vehicle frame (3), front-wheel (4), preceding catch Buddhist nun plate (5), front stall (8), after-frame (10), trailing wheel (12), rear guard (11), taillight (13), driving device (14) and steamboat (16), it is characterized in that also having double pedal (6), handrail (7), back seat (9) and jury strut (15).

2, double driving insurance bicycle according to claim 1 is characterized in that inside and outside two secondary step tread plates are arranged on the double pedal (6), is assemblied in respectively on two rotary middle spindles on the same bent axle, and can both rotates flexibly on rotary middle spindle.

3, double driving insurance bicycle according to claim 1 also is equipped with rotating steamboat (16) on the jury strut that can roll over backward (15) that it is characterized in that all being equipped with both sides.