CN2367154Y

CN2367154Y - Seat-height adjustable folding chair

Info

Publication number: CN2367154Y
Application number: CN 98239794
Authority: CN
Inventors: 刘波
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-12-29
Filing date: 1998-12-29
Publication date: 2000-03-08
Anticipated expiration: 2008-12-29

Abstract

The utility model relates to a folding chair. The middle parts of a front chair leg (8) and a rear chair leg (6) are hinged mutually. One end of the front and the rear ends of a chair surface (5) is hinged with the upper part of one set (6) of the front and the rear chair legs, and the other end of the front and the rear ends of the chair surface (5) is connected with the set of chair leg in a separate way via an adjusting mechanism which is composed of inserting holes (11) which are positioned at the bottom of the end of the chair surface and are distributed in a forward and backward way and plugs (12) which are corresponding to the inserting holes and are fixed on the upper part of the chair leg (8). The utility model is characterized in that the height of the chair surface can be adjusted up and down via the adjusting mechanism.

Description

The adjustable for height folding seat of a kind of chair surface

The utility model relates to the chair in the furniture, but particularly a kind of folding seat of chair surface height up-down adjustment.

For easy to carry, people have invented folding seat.Existing folding seat is that the two groups of chair legs in front and back are hinged in the middle mutually, and chair surface rear and front end and chair legs top also are hinged mutually and make.The shortcoming of this kind folding seat is that the height of chair surface is fixed, and can not adjust as required, and this just seems convenient inadequately in some use occasion.

The purpose of this utility model is improved at the shortcoming of above-mentioned prior art, provides a kind of chair surface Height Adjustable folding seat.

The folding seat that the utility model provides, preceding chair legs that itself and backrest fuse and chair legs middle part, back are hinged mutually, one group of top in a end in the chair surface rear and front end and the front and back chair legs is hinged, the other end then becomes split type by a governor motion and another group chair legs and is connected, and said governor motion is by being positioned at one group of jack distributing before and after being in this bottom portion of chair surface and the latch of should jack and being fixed on this group chair legs being constituted.

Adopt the folding seat of said structure, not the time spent, chair surface one end that will be connected with the chair legs split lifts, and makes it to separate with chair legs, and the chair legs of mutual hinge is closed up, and forms folded state; During use, chair legs is opened, inserted in the different jack in front and back by said latch, to change the size of chair legs subtended angle, subtended angle is big more, and the chair surface height then reduces more, thereby realizes that the chair surface height is adjustable within the specific limits.

Below in conjunction with accompanying drawing the specific embodiment of the present utility model is further described.

Fig. 1 is the stereogram of the utility model folding seat;

Fig. 2 is bottom surface, a chair surface rear portion partial view among Fig. 1;

Fig. 3 is a preceding chair legs top partial view among Fig. 1.

Referring to figs. 1 through Fig. 3, chair legs 8 forms at the middle part by axle 7 with back chair legs 6 and is hinged before this folding seat, back 4 and preceding chair legs fuse, the upper end of the front end of chair surface 5 and back chair legs is hinged, the jack 11 that both sides, bottom surface, rear end have two rows vertically to distribute on the top of preceding chair legs, is provided with stull 13 with back chair legs equal-height position, corresponding above-mentioned jack is fixed two latches 12 at these stull two ends, and this jack and latch promptly constitute the chair surface height adjustment mechanism.Latch can make chair keep setting motionless after inserting jack.

In order to improve the intensity after the folding seat load, this folding seat also establishes a structure in the bottom of chair legs and chair surface is identical, the opposite platen 9 of folding direction just, this platen rear end is hinged with the back chair legs, front bottom end also has jack and latch (not drawing among the figure), and latch places in the stull of preceding chair legs bottom.The latch of platen with which jack is inserted mutually, depends on chair surface, and the position of chair surface has determined that it has also just and then been determined.After this platen puts down, not only chair legs is played reinforcement effect, but also can place a small amount of personal effects.Be to kill two birds with one stone.

For the human body seat is comfortable, this folding seat also is provided with the plate 1 that can plug up and down on its backrest, locks its position by jack on the plate 3 and the latch 2 that passes backrest.

In order to make conveniently moving after the folding seat load, this folding seat is also installed roller 10 respectively in the lower end of its four legs, and the people is pushing away chair and advancing, and can work as go-cart and use.

The chair surface height adjustment mechanism of this folding seat also can adopt other form, as castellated, and coupling type or the like.

The both available hardwood of the utility model folding seat is manufactured, and also available steel or rigid plastics are manufactured.Dimensions can design as required, is particularly suited for needing often to change the occasion of chair height, as uses such as common barber shops.

Claims

1, the adjustable for height folding seat of a kind of chair surface, preceding chair legs (8) that itself and backrest (4) fuse and back chair legs (6) middle part are hinged mutually, one group of (6) top in a end in chair surface (5) rear and front end and the said front and back chair legs is hinged, it is characterized in that: the other end of chair surface becomes split type by a governor motion and another group chair legs (8) and is connected, and said governor motion is by being positioned at one group of jack (11) of distributing before and after being in this bottom portion of chair surface and the latch (12) of should jack and being fixed on this group chair legs (8) top being constituted.

2, as the said folding seat of claim 1, it is characterized in that: the bottom in the chair legs (6,8) of this folding seat is provided with structure and said chair surface (5) platen identical, that only folding direction is opposite (9).

3, as the said folding seat of claim 1, it is characterized in that: the backrest of this folding seat (4) is provided with the plate (1) that can plug up and down, and this plate is locked by jack placed on it (3) and the latch (2) that passes backrest.

4, as the said folding seat of claim 1, it is characterized in that: the lower end of the chair legs of this folding seat (6,8) is separately installed with roller (10).