CN2312856Y

CN2312856Y - Bicycle backseat for children

Info

Publication number: CN2312856Y
Application number: CN 97229328
Authority: CN
Inventors: 孙华栋
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-10-11
Filing date: 1997-10-11
Publication date: 1999-04-07
Anticipated expiration: 2007-10-11

Abstract

The utility model relates to a bicycle back seat for children. The utility model is composed of a seat frame, a seat pad, a back rest, a front handle, left and right arm rests, and a pedal frame. The seat frame is formed by integral welding; the back side of the seat frame is provided with the frame of the back rest, the front side of the seat frame is provided with the front handle and a fixed cross bar, and both sides of the seat frame are respectively provided with the left and the right arm rests. The back rest and the are rests are composed of tension springs and sponge sleeves which are sheathed on the tension springs. The distance between the two arm rests can be adjusted according to the size of the child's body front left to right. The pedal frame is composed of two connecting rods, and the position of a pedal can be selected and determined through adjusting the cross angle of the two connecting rods. The utility model has the advantages of simple structure, low manufacture cost, convenient adjustment of the size of the bicycle back seat for children, and large adaptive children's age bracket.

Description

Bicycle children back seat

The utility model relates to a kind of children's back seat that is installed on the carrying rack of bicycle.

Bicycle is that current people use one of maximum vehicle, and is installed in the children's back seat on the carrying rack of bicycle, also just becomes the indispensable bicycle accessory that father and mother go out to go together with the child in the daily life.Though have the virgin seat of plurality of bicycles now on the market, but condition of service is unsatisfactory, major defect is: 1, most of is a basket formula, size and structure are fixed, can't satisfy the demand of the child of different stature sizes in the design to the vehicle seat size, more can't regulate traveling comfort and safety that influence is used with the variation of child's age and stature.2, do not establish pedal or pedal stationkeeping, bipod can only overhang the wheel both sides naturally when the children that stature is bigger used, and pin easily takes place twisted accident into wheel.3, seat, backrest, handrail are all rigid thing, and be uncomfortable.4, vehicle seat and clothes hanger are for captiveing joint dismounting inconvenience.

The purpose of this utility model is to provide a kind of vehicle seat dimension adjustable at above deficiency, and it is big to adapt to the child age scope, comfort for sitting posture, nature, safety, and the new bicycle children back seat of easy accessibility.

Technical solution of the present utility model is that bicycle children back seat is made up of mounting, seat cushion, backrest, front handlebar, left and right sides handrail and stretcher cleat, the moulding of mounting integral solder, the mounting rear side is a back frame, there are front handlebar and fixed transverse rod in the front side, left and right sides handrail is established in both sides, seat cushion places on the mounting, has two two ends to have the crossbeam of 90 ° of bent angles before and after mounting bottom, and the crossbeam bent angle is provided with downwards to be installed with clothes hanger and the fixing connecting bore of stretcher cleat.

Stretcher cleat is captiveed joint with front and back crossbeam bent angle respectively, and stretcher cleat two connecting rods are provided with a plurality of adjustment holes, and pedal is contained on the connecting rod, and its position is determined by adjustment hole.

Backrest is positioned at the mounting rear side, and extension spring and sponges cover are housed on the back frame, and tension spring hook hangs on the back frame, and sponges cover is sleeved in the extension spring; According to the different structure form of back frame, also can in the backrest extension spring, directly be surrounded by the sponge back cushion.

Left and right handrail is positioned at the mounting both sides, be made up of extension spring and sponges cover, extension spring is arranged in the sponges cover, and an end hook of extension spring hangs on the back frame, the other end is hooked on the mounting cross bar of front handlebar lower end, and this cross bar is provided with a plurality of hook slotted eyes that are used to regulate left and right handrail distance.Above-mentioned extension spring is connected in sequence by one or a few, and first stay hook hangs on the back frame, and last root movable hook hangs in the slotted eye of mounting cross bar.

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

Fig. 1 is the utility model structural representation;

Fig. 2 is the mounting structural representation;

Fig. 3 is the backrest structure scheme drawing;

Fig. 4, Fig. 5, Fig. 6 are left and right armrest and running condition scheme drawing;

Fig. 7 is the mounting scheme of installation.

As shown in Figure 1, bicycle children back seat is made up of mounting 4, seat cushion 5, backrest 1, front handlebar 3, left and right sides handrail 2, stretcher cleat 6, pedal 7.The mounting integral solder, as shown in Figure 2, back frame 8 is positioned at the mounting rear side, and extension spring 16 is hooked on the back frame 8, and sponges cover 17 is sleeved in the extension spring 16.The structure of back frame 8 can have various ways, shown in a, b, c, d, e among Fig. 3, according to the design needs, can also be surrounded by monoblock sponge back cushion in the backrest extension spring, is advisable so that softness is comfortable.

Front handlebar 3 is positioned at the mounting front side, and the front handlebar lower end links to each other with fixed transverse rod 11, and cross bar 11 links to each other with mounting.Cross bar is provided with a plurality of hook slotted eyes 12, and left and right handrail 2 is made up of sponges cover 18 and the extension spring 19 that is arranged in the sponges cover, and extension spring rear end and back frame 8 are fixed, and the extension spring front end is hooked in the hook slotted eye 12 on the cross bar.Distance between the handrail of the left and right sides can be regulated as required, to adapt to the needs of children in different ages build, as Fig. 4, shown in Figure 5.For making things convenient for child to pass in and out vehicle seat, the handrail spring hanger can also extract from pocket for the punch head, handrail is placed on one side, as shown in Figure 6.

Mounting is welded with two crossbeams 13 before and after the bottom, and as shown in Figure 2, crossbeam can adopt band iron, and its two ends are 90 ° and are bent downwardly, and are processed with connecting bore 14 on the bent angle.Captive joint with the crossbeam bent angle respectively by the stretcher cleat that two connecting rods 9,15 are formed, be processed with a plurality of adjustment holes 10 on two connecting rods,, can determine the front and back upper-lower position of pedal, to satisfy the use of children in different ages by regulating the angle that two connecting rods intersect.

The connection mode of vehicle seat and carrying rack of bicycle is also very simple, get final product by an extension spring 20 hook left and right sides bent angle connecting bores 14, also an adapter shaft 21 can be interted in the bent angle connecting bore of the left and right sides, axle head dress spring cotter is fixed, dismounting is very convenient, does not need special tool.

Sponges cover in the utility model is selected the protected decoration cover on child's bicycle car beam and the handlebar for use, and is not only elegant in appearance but also economical and practical.Safer for immature child is taken, also dispose the safety belt 22 of adjustable length on the vehicle seat.

In sum, the utility model modern design, good looking appearance, simple in structure, low cost of manufacture, comfortable safety is easy to dismounting, and the vehicle seat size adjustment is convenient, and it is big to adapt to the child age scope, is a kind of desirable bicycle children back seat, can promote the use of.

Claims

1, a kind of bicycle children back seat, form by mounting, seat cushion, backrest, front handlebar, left and right sides handrail and stretcher cleat, it is characterized in that the moulding of mounting integral solder, the mounting rear side is a back frame, there are front handlebar and fixed transverse rod in the front side, and left and right sides handrail is established in both sides, and seat cushion places on the mounting, have two two ends to have the crossbeam of 90 ° of bent angles before and after mounting bottom, the crossbeam bent angle is provided with downwards to be installed with clothes hanger and the fixing connecting bore of stretcher cleat; Stretcher cleat is captiveed joint with front and back crossbeam bent angle respectively, and stretcher cleat two connecting rods are provided with a plurality of adjustment holes, and pedal is contained on the connecting rod, and its position is determined by adjustment hole; Backrest is positioned at the mounting rear side, and extension spring and sponges cover are housed on the back frame, and tension spring hook hangs on the back frame, and sponges cover is sleeved in the extension spring; Left and right handrail is positioned at the mounting both sides, be made up of extension spring and sponges cover, extension spring is arranged in the sponges cover, and an end hook of extension spring hangs on the back frame, the other end is hooked on the mounting cross bar of front handlebar lower end, and this cross bar is provided with a plurality of hook slotted eyes that are used to regulate left and right handrail distance.

2, bicycle children back seat according to claim 1 is characterized in that left and right handrail extension spring is connected in sequence by one or a few, and first stay hook hangs on the back frame, and last root movable hook hangs in the slotted eye of mounting cross bar.

3, bicycle children back seat according to claim 1 is characterized in that being surrounded by in the backrest extension spring sponge back cushion.

4, bicycle children back seat according to claim 1 is characterized in that disposing on the vehicle seat safety belt of adjustable length.

5, bicycle children back seat according to claim 1 is characterized in that above-mentioned sponges cover selects the protected decoration cover on child's bicycle car beam, the handlebar for use.