CN202035773U

CN202035773U - Folding chair

Info

Publication number: CN202035773U
Application number: CN2011200853063U
Authority: CN
Inventors: 陈礼斌; 周丰雨
Original assignee: CHANGZHOU QIAOYU TOURIST PRODUCTS Co Ltd
Current assignee: CHANGZHOU QIAOYU TOURIST PRODUCTS Co Ltd
Priority date: 2011-03-28
Filing date: 2011-03-28
Publication date: 2011-11-16
Anticipated expiration: 2021-03-28

Abstract

The utility model discloses a folding chair, comprising a seat frame tube, a backrest tube, an armrest tube, a front foot tube, a rear foot tube, a front cross pipe and a rear cross pipe; the rear side of the seat frame tube is hinged with the backrest tube through a fixing hinge, the front end of the seat frame tube is hinged with the upper end of the front cross pipe through a U-shaped hinge; the lower end of the front cross pipe is hinged with the lower end of the front foot tube through the U-shaped hinge; one end of the rear cross pipe is hinged with the rear end of the seat frame tube through the fixing hinge, and the other end of the rear cross pipe is connected with the upper end of the backrest tube through the U-shaped hinge; the upper end of the rear foot tube is hinged with the upper end of the front foot tube through an armrest connecting piece; and the seat frame tube is provided with a rear foot sliding component, and the rear foot tube is slidingly connected with the seat frame tube through the rear foot sliding component. The utility model has a novel and unique structural design, and an elegant appearance; the arrangement of the front and rear cross pipes not only stabilizes the chair frame structure, but also has supporting function, in particular, the rear cross pipe can be arranged to prevent the chair from overturning; and the folding chair has long service life, and is foldable, portable and convenient to be stored.

Description

Folding seat

Technical field

The utility model relates to the adjustable folding seat of a kind of backrest, and it is applicable to occasions such as family, tourism, garden, open air, sandy beach as tourism, leisure goods.

Background technology

At present, tourism, mostly function ratio is more single for the used folding seat of leisure, backrest angle can not before and after regulate, the armchair structure that the small part backrest is adjustable is too simple, the back does not have strut, to launch rear stability poor when wide-angle.In addition, the crosswise fixed after present folding seat is launched is to realize by the desktop cloth, owing to the reason of lining itself, after repeatedly sit pressing, easily produce softly, causing the people to sit down, sink in the back or uncomfortable, also can cause simultaneously the distortion of seat support, shorten the service life of chair.Also there is a defective in existing folding seat, be exactly after the folding volume bigger, carry, store inconvenience.

Summary of the invention

The utility model provides a kind of folding seat at above-mentioned weak point, its chair shelf structure good stability, and weight capacity is big, and long service life is easy to carry.

For achieving the above object, the technical solution of the utility model is: a kind of folding seat comprises base frame tube, backing tube, handrail tube, front foot pipe, rear foot tube, front cross pipe, rear cross pipe; The rear side of described base frame tube is hinged with backing tube by fixing hinge, and its front end is hinged with the front cross pipe upper end by the U-shaped hinge; The lower end of front cross pipe is then hinged with the front foot pipe lower end by the U-shaped hinge; Described rear cross pipe one end is hinged with the rear end of base frame tube by fixing hinge, and its other end is connected with the backing tube upper end by the U-shaped hinge; The upper end of described rear foot tube is hinged by the upper end of handrail connector and front foot pipe; Also be provided with a rear foot sliding part on base frame tube, described rear foot tube is slidingly connected by rear foot sliding part and base frame tube; Described handrail tube is positioned at the top of base frame tube, and is connected by fixing handrail adjustment seat and handrail connector thereunder, and the rear end and the backing tube of handrail tube are hinged.

Be as further improvement of the utility model: for folding and easy to adjust, smooth and easy, described rear foot tube camber structure, the streamline moulding is elegant in appearance simultaneously.

In order to prevent that the direct ground of pin from producing wearing and tearing, is with footmuff respectively on the forward and backward pin pipe.

The folding chair structure that the utility model relates to is novel in design unique, and elegant in appearance, the setting of front and back cross pipe when stablizing the chair shelf structure, also can be played a supporting role, and particularly rear cross pipe also can prevent the chair overturning; The utility model Stability Analysis of Structures, long service life; Also collapsible packing up carried, stored conveniently.

Description of drawings

Fig. 1 is the assembly structure figure of the utility model chair frame;

Fig. 2 is the assembly structure figure of the utility model folding seat.

The specific embodiment

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail.

As shown in Figure 1 and Figure 2, the utility model relates to a kind of folding seat, comprises lining 1, base frame tube 2, backing tube 3, handrail tube 4, front foot pipe 5, rear foot tube 6, front cross pipe 7, rear cross pipe 8, U-shaped hinge 9, fixing hinge 10, handrail adjustment seat 11, handrail connector 12, rear foot sliding part 13, footmuff 14.

As shown in Figure 1 and Figure 2, backing tube 3 lower ends are hinged with base frame tube 2 by fixing hinge 10; After the pin joint of base frame tube 2 and backing tube 3, be respectively equipped with successively on the base frame tube 2 rear foot sliding part 13 tie point, with the hinged tie point in lower end of rear cross pipe 8; And before the pin joint of base frame tube 2 and backing tube 3, on base frame tube 2, be provided with successively with the tie point of front foot pipe 5, with the tie point of front cross pipe 7; The lower end of rear cross pipe 8 is hinged with base frame tube 2 by U-shaped hinge 9, and its upper end is hinged with backing tube 3 by U-shaped hinge 9; The upper end of front cross pipe 7 is hinged with base frame tube 2 by U-shaped hinge 9, and its lower end is hinged with the lower end of front foot pipe 5 by U-shaped hinge 9; The middle part of described front foot pipe 5 and base frame tube are 2 hinged, top and handrail connector 12 are hinged; The middle part of rear foot tube 6 is slidingly connected with rear foot sliding part 13, fixedly connected with handrail connector 12 in top; Handrail tube 4 is positioned at the top of base frame tube 2, and its rear end and backing tube 3 are hinged, is connected with handrail adjustment seat 11 at handrail tube 4 middle parts; 11 of handrail adjustment seats and handrail connector 12 are fixedlyed connected by bearing pin; Footmuff 14 is socketed in the lower end of forward and backward pin pipe respectively.

Claims

1. a folding seat is characterized in that: comprise base frame tube, backing tube, handrail tube, front foot pipe, rear foot tube, front cross pipe, rear cross pipe; The rear side of described base frame tube is hinged with backing tube by fixing hinge, and its front end is hinged with the front cross pipe upper end by the U-shaped hinge; The lower end of front cross pipe is then hinged with the front foot pipe lower end by the U-shaped hinge; Described rear cross pipe one end is hinged with the rear end of base frame tube by fixing hinge, and its other end is connected with the backing tube upper end by the U-shaped hinge; The upper end of described rear foot tube is hinged by the upper end of handrail connector and front foot pipe; Also be provided with a rear foot sliding part on base frame tube, described rear foot tube is slidingly connected by rear foot sliding part and base frame tube; Described handrail tube is positioned at the top of base frame tube, and is connected by fixing handrail adjustment seat and handrail connector thereunder, and the rear end and the backing tube of handrail tube are hinged.

2. folding seat according to claim 1 is characterized in that: be with footmuff respectively on the forward and backward pin pipe.