CN2130428Y

CN2130428Y - Folding chair

Info

Publication number: CN2130428Y
Application number: CN 92210494
Authority: CN
Inventors: 陶柯
Original assignee: Individual
Current assignee: Individual
Priority date: 1992-03-25
Filing date: 1992-03-25
Publication date: 1993-04-28
Anticipated expiration: 2002-03-25

Abstract

The utility model discloses a foldable chair, mainly comprising front legs, rear legs, a sitting plate, handrails and a back rest. The foldable chair is mainly characterized in that the rotation angle of the back rest is regulated by the control member of the rotation angle of the back rest. The foldable chair is used for sitting or lying for persons to use. The foldable chair is comfortable and convenient; after the foldable chair is matched with a head holder and a pedal frame, the foldable chair can be also used for hairdressing.

Description

Folding chair

The utility model relates to a kind of folding seat.

In the prior art, Shenyang City folk music furniture of steel and wood factory produces a kind of folding seat, mainly form by foreleg, back leg, seat board, handrail and backrest, its backrest, forward and backward leg are hinged by rivet and handrail, and seat board is hinged by rivet and foreleg, its rear portion and backrest lower hinge, forward and backward leg connects by two connecting rods, and limiting its angle of release, this back angle is non-adjustable, narrow application range.

It is adjustable that the purpose of this utility model provides a kind of backrest angle, to adapt to the folding seat of various different purposes.

The purpose of this utility model is achieved in that the utility model is mainly by back leg 8, foreleg 9, seat board 10, handrail 4 and backrest 3 are formed, hinged between foreleg 9 and the back leg 8, seat board 10 and foreleg 9 are hinged, its rear portion is connected with back leg 8 by the limiting plate 11 with chute, handrail 4 is hinged with foreleg 9, its feature part is, handrail 4 one ends are hinged by connecting rod 5 and back leg 8, there is a limited block 15 on back leg 8 tops, limit the relative rotation between connecting rod 5 and the back leg 8, the top of the other end of handrail 4 and foreleg 9 is hinged, and this end end of handrail 4 has one to limit the locating part that changes before the backrest, backrest 3 is by a backrest corner control piece and foreleg 9 lockings, realize the seat appearance, the effect of removing the corner control piece is changeed behind the backrest, by the back bar between two handrails spacing (two handrails are the integral piece of walking around behind the backrest), realize lying posture.

The utility model is because backrest angle is adjustable, so that this chair can lie, sit is dual-purpose, comfortable convenience is mixed head rest and foot-operated, also can make hairdressers' chair and use.

Be described in detail technical solution of the present utility model below in conjunction with accompanying drawing.

Side view when accompanying drawing 1 launches for folding seat.

Front view when accompanying drawing 2 launches for folding seat.

Side view when accompanying drawing 3 folds for folding seat.

Accompanying drawing 4 is a folding seat head rest partial front elevation view.

Accompanying drawing 5 is a folding seat head rest partial side view.

Accompanying drawing 6 is a folding seat foot rest partial side view.

Accompanying drawing 7 is a folding seat foot rest partial top view.

Accompanying drawing 8 is the another structural representation of the backrest corner control piece of folding seat.

Schematic diagram when accompanying drawing 9 launches for folding seat.

Among the accompanying drawing 1-9, folding seat is mainly by back leg 8, foreleg 9, seat board 10, handrail 4 and backrest 3 are formed, hinged between foreleg 9 and the back leg 8, seat board 10 and foreleg 9 are hinged, its rear portion links to each other with back leg 8 by limiting plate 11, handrail 4 is anterior hinged by connecting rod 5 and back leg 8, there is a limited block 15 on back leg 8 tops, limit the relative rotation between connecting rod 5 and the back leg 8, the top of the rear portion of handrail 4 and foreleg 9 is hinged, this end end of handrail 4 has one to limit the locating part that changes before the backrest, backrest 3 is articulated in the lockplate 6 and foreleg 9 lockings of backrest 3 by spring 7 tractions one, realize backrest one definite angle (sitting posture), remove the effect of lockplate 6, change behind the backrest, had chute on handrail 4 back bar spacing (lying posture) limiting plates 11, allow seat board 10 that a little displacement is arranged in the horizontal direction, keep handrail 4 stressed all the time, to strengthen handrail and roman rigidity, folding back can be adorned a folding head bracket 2, head bracket 2 is fixed on the upper back of backrest 3, and head bracket 2 side plate upper and lower sides all have open slot, and head rest 1 is contained on the head bracket 2, one chute is arranged on the head rest connecting plate 16, in adorn the bar 17 of a velamen spring 18 tension, head rest is when two limit positions, bar 17 is drawn in the groove of head bracket side plate and locatees, the folding seat lower end also has a leg to step on frame 12, be hinged with pin on it and step on 13, load onto the folding seat of head rest and pedal frame, can be for the usefulness of haircut.

Also can cancel pin between above-mentioned lockplate 6 and the spring 7, and spring 7 two ends be hung in the hole of pinning plate 6 and backrest 3.

The backrest corner control piece that above-mentioned lockplate 6 and spring 7 constitutes also can be contained in the hole of backrest 3 and be locked in foreleg 9 holes and replace by a pair of pin 14 that is with spring.

(launched by folded state) during use, buttress backrest, press down seat board 10, seat board 10 drives back legs 8 and handrail 4 launches, and adjusts backrest angle to sitting or the position of lying gets final product.When folding, opposite with said process.

Claims

1, a kind of folding seat, include back leg 8, foreleg 9, seat board 10, handrail 4 and backrest 3, hinged between foreleg 9 and the back leg 8, seat board 10 is hinged with foreleg 9, its rear portion links to each other with back leg 8 by a limiting plate 11 that has chute, handrail 4 is hinged with foreleg 9, it is characterized in that handrail 4 one ends are hinged by connecting rod 5 and back leg 8, there is the limited block 15 of relative rotation between a qualification connecting rod 5 and the back leg 8 on back leg 8 tops, the top of the other end of handrail 4 and foreleg 9 is hinged, this end end of handrail 4 has one to limit the locating part that changes before the backrest, backrest 3 by a backrest corner control piece and foreleg 9 lockings (sitting posture) or with handrail 4 back bars by deciding (lying posture).

2,, it is characterized in that described back corner control piece is to connect and compose by pin or hung over by spring 7 two ends in the hole of lockplate 6 and backrest 3 by lockplate 6 and spring 7 to constitute according to the described folding seat of claim 1.

3,, it is characterized in that described back corner control piece is to be contained in backrest 3 and to lock in the hole of foreleg 9 by a pair of pin that is with spring to constitute according to the described folding seat of claim 1.

4, according to the described folding seat of claim 1, it is characterized in that folding upper end has a folding head bracket 2 to be fixed on the upper back of backrest 3, the upper and lower end of head bracket 2 all has open slot, head rest 1 is contained on the head bracket 2, one chute is arranged on the head rest connecting rod 16, in adorn the bar 17 of a velamen spring 18 tension.

5,, it is characterized in that folding seat also has a pedal frame 12, is hinged with pedal 13 on it according to the described folding seat of claim 1.