CN211459485U

CN211459485U - Portable folding chair

Info

Publication number: CN211459485U
Application number: CN201922380835.5U
Authority: CN
Inventors: 蔡严江
Original assignee: Zhejiang Wangtai Leisure Products Co ltd
Current assignee: Zhejiang Wangtai Leisure Products Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2020-09-11
Anticipated expiration: 2029-12-26

Abstract

The utility model belongs to the technical field of the chair, in particular to portable folding chair, sit the connecting piece including preceding foot pipe, back of the body pipe, violently pipe, seat pipe and two, its characterized in that, two sit and be equipped with violently the pipe between the connecting piece, through self tapping screw fixed connection, the connecting piece of sitting on be equipped with connecting pipe one, connecting pipe two, connecting pipe three and connecting pipe four, connecting pipe one and connecting pipe two between the angle be between 130-135, connecting pipe two and connecting pipe three between the angle be between 65-75, the three connecting pipe four between the angle of connecting pipe be between 50-60, connecting pipe four and connecting pipe one between the angle be between 130-135. The utility model discloses whole small when folding, light in weight, portable.

Description

Portable folding chair

Technical Field

The utility model belongs to the technical field of the chair, in particular to portable folding chair.

Background

The folding chair is light and convenient, and the chair with the folding function is convenient to move and saves space. Originally for military use. Commonly used in various training institutions, schools at all levels, public places, hospitals, restaurants, hotels, companies, families and other places. The existing folding chair is still large in integral volume and inconvenient to carry; some folding needs to be dismantled, and the spare part is very lost among the dismantlement process, causes the unable normal use of chair.

SUMMERY OF THE UTILITY MODEL

Aiming at the insufficient cost of the prior art, the utility model discloses a portable folding chair, the above-mentioned problem has effectually been solved.

The technical scheme of the utility model is realized like this: a portable folding chair comprises a front foot tube, a rear foot tube, a back tube, a transverse tube, a sitting tube and two sitting connecting pieces, and is characterized in that the transverse tube is arranged between the two sitting connecting pieces and fixedly connected through a self-tapping screw, a first connecting tube, a second connecting tube, a third connecting tube and a fourth connecting tube are arranged on the sitting connecting pieces, the angle between the first connecting tube and the second connecting tube is 130-135 degrees, the angle between the second connecting tube and the third connecting tube is 65-75 degrees, the angle between the third connecting tube and the fourth connecting tube is 50-60 degrees, and the angle between the fourth connecting tube and the first connecting tube is 130-135 degrees.

The first connecting pipe is connected with the back pipe through the connecting tightening piece, the second connecting pipe is connected with the seat pipe through the connecting tightening piece, the third connecting pipe is connected with the front foot pipe through the connecting tightening piece, and the fourth connecting pipe is connected with the rear foot pipe through the connecting tightening piece.

The diameter of the back pipe is larger than that of the first connecting pipe, the diameter of the seat pipe is larger than that of the second connecting pipe, the diameter of the front foot pipe is larger than that of the third connecting pipe, and the diameter of the rear foot pipe is larger than that of the fourth connecting pipe.

Further, an extension pipe is arranged above the back pipe and connected through a connecting and loosening piece.

And foot pads are arranged at the bottoms of the front foot tube and the rear foot tube.

Further, chair cloth is sleeved on the seat tube and the back tube.

Compared with the prior art, the utility model has the advantages of small overall volume, light weight and convenient carrying when being folded.

Drawings

Fig. 1 is a schematic view of the specific structure of the present invention.

Fig. 2 is a schematic view of the structure of part a of the present invention.

Fig. 3 is a schematic structural diagram of the present invention B.

1. A front leg tube; 2. a rear foot tube; 3. a back tube; 4. a transverse tube; 5. a foot pad; 6. an extension pipe; 7. a seat connection member; 8. self-tapping screws; 9. a first connecting pipe; 10. a second connecting pipe; 11. a third connecting pipe; 12. a fourth connecting pipe; 13. and connecting the loose pieces. 14. Seat tube

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to the attached drawings 1, 2 and 3, the portable folding chair comprises a front leg pipe 1, a rear leg pipe 2, a back pipe 3, a transverse pipe 4, a seat pipe 14 and two seat connecting pieces 7, and is characterized in that the transverse pipe 4 is arranged between the two seat connecting pieces 7 and fixedly connected through a self-tapping screw 8, a connecting pipe I9, a connecting pipe II 10, a connecting pipe III 11 and a connecting pipe IV 12 are arranged on the seat connecting pieces, an angle between the connecting pipe I9 and the connecting pipe II 10 is 130-135 degrees, an angle between the connecting pipe II 10 and the connecting pipe III 11 is 65-75 degrees, an angle between the connecting pipe III 11 and the connecting pipe IV 12 is 50-60 degrees, and an angle between the connecting pipe IV 12 and the connecting pipe I9 is 130-135 degrees.

Further setting, connecting pipe 9 be connected with back pipe 3 through connecting the elasticity piece 13, two 10 connecting pipes through connecting elasticity piece 13 with sit the pipe 14 and be connected, connecting pipe three 11 be connected with preceding foot pipe 1 through connecting elasticity piece 13, connecting pipe four 12 through connecting elasticity piece 13 and connecting back foot pipe 2.

The diameter of the back tube 3 is larger than that of the first connecting tube 9, the diameter of the seat tube 14 is larger than that of the second connecting tube 10, the diameter of the front foot tube 1 is larger than that of the third connecting tube 11, and the diameter of the rear foot tube 2 is larger than that of the fourth connecting tube 12.

Further, an extension pipe 6 is arranged above the back pipe 3 and is connected through a connecting and loosening piece 13.

Further setting, the bottoms of the front foot tube 1 and the rear foot tube 2 are respectively provided with a foot pad 5.

Further, a piece of chair cloth, not shown, is sleeved on both the seat tube 14 and the back tube 3.

The bungee connector is an elastic cord.

Preferably, the angle between the first connecting pipe 9 and the second connecting pipe 10 is 130 °, the angle between the second connecting pipe 10 and the third connecting pipe 11 is 65 °, the angle between the third connecting pipe 11 and the fourth connecting pipe 12 is 50 °, and the angle between the fourth connecting pipe 12 and the first connecting pipe 9 is 130 °.

Example (b): when folding, with chair cloth with sit pipe 14 and back of the body pipe 3 separation, pull out foot pipe, back foot pipe 2, back of the body pipe 3 and sit pipe 14 after that, but connect elasticity piece 13 and still link together it, because connect the soft and elasticity of elasticity piece 13, preceding foot pipe 1, back foot pipe 2, back of the body pipe 3 and sit pipe 14 can folding by arbitrary direction, extension pipe 6 also is with back of the body pipe 3, all fold to 4 directions toward violently managing, wrap it through the chair cloth with dismantling, whole folding completion.

When the chair is unfolded, the wrapped cloth is taken down, the front foot tube 1, the rear foot tube 2, the back tube 3 and the sitting tube 14 are straightened respectively, the front foot tube 1, the rear foot tube 2, the back tube 3 and the sitting tube 14 are clamped on the connecting tube III 11, the connecting tube IV 12, the connecting tube I9 and the connecting tube II 10 respectively due to the restoring force effect of the connecting loosening piece 13, the extending tube 6 is straightened with the sitting tube 14, and the chair cloth is sleeved on the connecting tube I9 and the connecting tube II 10.

It is to be understood that the foregoing examples merely represent preferred embodiments of the present invention, and that the description thereof is more specific and detailed, but not intended to limit the scope of the invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. A portable folding chair comprises a front foot tube, a rear foot tube, a back tube, a transverse tube, a sitting tube and two sitting connecting pieces, and is characterized in that the transverse tube is arranged between the two sitting connecting pieces and fixedly connected through a self-tapping screw, a first connecting tube, a second connecting tube, a third connecting tube and a fourth connecting tube are arranged on the sitting connecting pieces, the angle between the first connecting tube and the second connecting tube is 130-135 degrees, the angle between the second connecting tube and the third connecting tube is 65-75 degrees, the angle between the third connecting tube and the fourth connecting tube is 50-60 degrees, and the angle between the fourth connecting tube and the first connecting tube is 130-135 degrees.

2. The portable folding chair as claimed in claim 1, wherein the first connecting tube is connected to the back tube through a connecting elastic member, the second connecting tube is connected to the seat tube through a connecting elastic member, the third connecting tube is connected to the front leg tube through a connecting elastic member, and the fourth connecting tube is connected to the rear leg tube through a connecting elastic member.

3. The portable folding chair as claimed in claim 1, wherein the diameter of the back tube is larger than that of the first connecting tube, the diameter of the seat tube is larger than that of the second connecting tube, the diameter of the front leg tube is larger than that of the third connecting tube, and the diameter of the rear leg tube is larger than that of the fourth connecting tube.

4. The portable folding chair as claimed in claim 1, wherein an extension tube is provided above the back tube and is connected by a connecting elastic member.

5. The portable folding chair as claimed in claim 1, wherein foot pads are provided at the bottom of each of the front leg tube and the rear leg tube.

6. The portable folding chair as claimed in claim 1, wherein the seat tube and the back tube are sleeved with chair cloth.