CN211511147U

CN211511147U - Portable folding chair

Info

Publication number: CN211511147U
Application number: CN202020182413.7U
Authority: CN
Inventors: 王安巧; 王圆圆
Original assignee: Jiangxi Institute of Fashion Technology
Current assignee: Jiangxi Institute of Fashion Technology
Priority date: 2020-02-18
Filing date: 2020-02-18
Publication date: 2020-09-18
Anticipated expiration: 2030-02-18

Abstract

The utility model relates to a folding chair technical field, concretely relates to portable folding chair. A portable folding chair comprising: the pair of first supporting columns are arranged in parallel, one ends of the pair of first supporting columns are connected through a hinge shaft, one end of each first supporting column, which is provided with the hinge shaft, is provided with a limiting part, a chair surface is arranged between the pair of first supporting columns, and two ends of each first supporting column are hinged with chair legs; the second support column, parallel arrangement is a pair of, a pair of second support column passes through the hinge and articulates with a pair of first support column respectively, install the back of the chair between a pair of second support column, the second support column includes at least the first state that sets up with the first support column of spacing portion butt perpendicular to, and rotate to the second state that is on a parallel with first support column setting messenger back of the chair and seat contact, homoenergetic and seat parallel when making the chair leg be in the position of accomodating and when the second support column is in the second state, folding chair area after folding has been reduced greatly.

Description

Portable folding chair

Technical Field

The utility model relates to a folding chair technical field, concretely relates to portable folding chair.

Background

The folding chair is a chair with portable and stackable functions, is convenient to move and space-saving, is originally used for military use, is commonly used in various training institutions, schools at all levels, public places, hospitals, restaurants, hotels, companies, families and other places, and can effectively reduce the occupied space. In the prior art, the four-leg folding chair can only fold the chair surface onto the backrest when being folded, and even if the four-leg folding chair is folded, the volume is still larger, the space occupied in a placing room is large, and the four-leg folding chair is inconvenient to carry.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem to be solved by the utility model is to overcome the defect that the occupied area is still large after the folding chair in the prior art is folded, thereby providing a portable folding chair.

In order to solve the above technical problem, the utility model provides a portable folding chair, include:

the pair of first supporting columns are arranged in parallel, one ends of the pair of first supporting columns are connected through a hinge shaft, one end, provided with the hinge shaft, of each first supporting column is provided with a limiting part, a chair surface is arranged between the pair of first supporting columns, two ends of each first supporting column are hinged with chair legs, and the chair legs are arranged perpendicular to the chair surface to support the supporting position of the chair surface and rotate to the accommodating position parallel to the chair surface;

the second support column is provided with a pair of second support columns in parallel, the pair of second support columns are hinged with the pair of first support columns through hinge shafts respectively, the chair back is installed between the pair of second support columns, the second support columns at least comprise a first state which is in butt joint with the limiting parts and is perpendicular to the first support columns, and the second state which is in contact with the chair surface is enabled to rotate to be parallel to the first support columns.

Preferably, the first support column is provided with an auxiliary groove, and the second support column is accommodated in the auxiliary groove when in the second state.

Preferably, one end of the first support column is provided with an auxiliary block extending in a direction away from the seat surface, the bottom of the auxiliary block is provided with a first chair leg, the other end of the first support column is provided with a second chair leg, and the length difference between the second chair leg and the first chair leg is equal to the vertical height of the auxiliary block.

Preferably, the second leg is flush with the auxiliary block when rotating to a storage position in contact with the first support column, and the first leg is attached to the second leg when rotating to the storage position.

Preferably, the abutting surfaces of the first leg and the second leg are provided with fixed magnets with opposite magnetism.

Preferably, the auxiliary magnets of opposite magnetism are mounted on the contact surfaces of the first support column and the second leg.

Preferably, a storage box is arranged on one side of the chair seat close to the chair legs.

Preferably, the storage box is opened at one end far away from the chair back, a sealing plate is installed at the opening of the storage box, a first magnet is arranged on the sealing plate in an extending mode, a second magnet is installed at one end, close to the opening of the storage box, of the chair surface, and the magnetism of the first magnet is opposite to that of the second magnet.

Preferably, a handle is mounted to a side of the first support column.

The utility model discloses technical scheme has following advantage:

1. the utility model provides a portable folding chair, include: the pair of first supporting columns are arranged in parallel, one ends of the pair of first supporting columns are connected through a hinge shaft, one end, provided with the hinge shaft, of each first supporting column is provided with a limiting part, a chair surface is arranged between the pair of first supporting columns, two ends of each first supporting column are hinged with chair legs, and the chair legs are arranged perpendicular to the chair surface to support the supporting position of the chair surface and rotate to the accommodating position parallel to the chair surface; the pair of second supporting columns are arranged in parallel and are respectively hinged with the pair of first supporting columns through hinge shafts, the chair back is arranged between the pair of second supporting columns, and the second supporting columns at least comprise a first state which is in butt joint with the limiting parts and is perpendicular to the arrangement of the first supporting columns and a second state which is in parallel with the arrangement of the first supporting columns and enables the chair back to be in contact with the chair surface; through all being articulated with first support column with chair leg and second support column, the homoenergetic is parallel with the seat when making the chair leg be in the position of accomodating and when the second support column is in the second state, has reduced area and storage space of folding chair after folding greatly, is convenient for deposit and carry.

2. The utility model provides a portable folding chair is provided with the auxiliary tank on the first support column, and when the second support column was in the second state, accomodate in the auxiliary tank, through accomodating the auxiliary tank with the second support column in, further reduce the storage space of folding chair after.

3. The utility model provides a portable folding chair, the one end of first support column is installed to the supplementary piece that extends the setting to keeping away from the seat direction, and the bottom of supplementary piece is provided with first chair leg, and the other end of first support column is provided with the second chair leg, and the difference between the length of second chair leg and first chair leg equals the vertical height of supplementary piece. The auxiliary block is utilized to complement the height difference when the chair legs are in the supporting position, and meanwhile, the problem that the chair legs cannot be completely stored to be parallel to the chair surface due to the interference between the two chair legs on the same side when the chair legs are folded to the storage position is avoided.

4. The utility model provides a portable folding chair installs the fixed magnet that magnetism is opposite on the binding face of first chair leg and second chair leg, utilizes fixed magnet to make the chair leg can inter attraction when accomodating the position, prevents that the chair leg from automatic expansion when accomodating the position, causes inconveniently.

5. The utility model provides a portable folding chair installs the opposite supplementary magnet of magnetism on the binding face of first support column and second chair leg, utilizes supplementary magnet to attract the second chair leg on first support column, further increases the stability of chair leg when being in the storage position.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a portable folding chair according to a first embodiment of the present invention.

Fig. 2 is a schematic structural view of the portable folding chair provided in the first embodiment of the present invention as a stool.

Fig. 3 is a schematic structural view of the portable folding chair in a fully folded state according to the first embodiment of the present invention.

Description of reference numerals: 1. a first support column; 2. a hinge shaft; 3. a chair surface; 4. a chair leg; 5. a second support column; 6. a chair back; 7. an auxiliary groove; 8. an auxiliary block; 9. a storage box; 10. a sealing plate; 11. a first magnet; 12. a second magnet; 13. a handle.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Fig. 1-3 show an embodiment of a portable folding chair provided by the present invention, which comprises: a pair of first supporting columns 1 used for mounting a chair surface 3 and chair legs 4 and a pair of second supporting columns 5 used for mounting a chair back 6, wherein the pair of second supporting columns 5 are respectively hinged with the pair of first supporting columns 1 through a hinge shaft 2.

The pair of first support columns 1 are arranged in parallel and connected through the hinge shaft 2, one ends, provided with the hinge shaft 2, of the first support columns 1 are provided with limiting parts, and the limiting parts are baffles perpendicular to the chair surface 3 and used for limiting the rotating angles of the second support columns 5 and the chair legs 4. Install seat 3 between a pair of first support column 1, the both ends of first support column 1 all articulate there is chair leg 4, and chair leg 4 has perpendicular to seat 3 to support seat 3's support position, and rotate to the position of accomodating parallel with seat 3. Be provided with auxiliary tank 7 on the last top surface of first support column 1, when second support column 5 is in the second state, accomodate in auxiliary tank 7 to reduce folding chair's occupation of land space, guarantee simultaneously that back of the chair 6 can be in parallel position with seat 3 after folding, make folding chair can regard as the stool to use when back of the chair 6 is folding. The one end of first support column 1 is installed to the supplementary piece 8 that extends the setting to keeping away from 3 directions of seat, and the bottom of supplementary piece 8 is provided with first chair leg, and the other end of first support column 1 is provided with the second chair leg, and the difference between the length of second chair leg and first chair leg equals the vertical height of supplementary piece 8 for when first chair leg and second chair leg are in the holding position, seat 3 can keep the level. The side of the first supporting column is provided with a handle 13, so that the folding chair can be carried by hands when being folded, and the folding chair is convenient to carry.

A pair of second support column 5 parallel arrangement installs back of the chair 6 between a pair of second support column 5, and second support column 5 includes the first state that sets up with spacing portion butt perpendicular to first support column 1 to and rotate to setting up the second state that makes back of the chair 6 and seat 3 contact to being on a parallel with first support column 1, and second support column 5 can change between first state and second state after rotating around hinge 2.

The second chair leg rotates to the storage position contacted with the first supporting column 1 and is parallel and level with the auxiliary block 8, and the first chair leg rotates to the storage position and is closely attached to the second chair leg through a fixed magnet with opposite magnetism arranged on the attaching surface. The binding surfaces of the first support column 1 and the second chair leg are provided with auxiliary magnets with opposite magnetism so as to ensure the close binding of the first support column and the second chair leg when the first support column and the second chair leg are positioned at the storage position.

The bottom of the chair surface 3 is provided with a storage box 9 for containing sundries. The storage box 9 is opened at one end far away from the chair back 6, the sealing plate 10 is installed at the opening of the storage box 9, the first magnet 11 is arranged on the sealing plate 10 in an extending mode, the second magnet 12 is installed at one end, close to the opening of the storage box 9, of the chair surface 3, the magnetism of the first magnet 11 is opposite to that of the second magnet 12, the sealing plate 10 is used for sealing the storage box 9 through the matched attraction of the first magnet 11 and the second magnet 12, and the overall attractiveness of the folding chair is guaranteed while the articles in the storage box 9 are prevented from being scattered.

When the portable folding chair provided by the embodiment is used, as shown in fig. 1, the chair legs 4 are unfolded to a supporting state and are supported on the ground, the second supporting rod is used for driving the chair back 6 to be unfolded, the limiting part is used for limiting the second supporting rod so that the chair back 6 is perpendicular to the chair surface 3, and the folding chair can be used as a chair; as shown in fig. 2, the second support rod is rotated around the hinge shaft 2 to be accommodated in the auxiliary groove 7 of the first support column, and the chair back 6 is folded to be parallel to and in contact with the chair seat 3, so that the folding chair can be used as a stool; as shown in fig. 3, when the folding chair needs to be taken away, the second support bar is accommodated in the auxiliary groove 7 on the first support bar, the chair legs 4 are folded to the accommodating position, so that the folding chair is accommodated in a completely folded state, the chair legs 4 and the first support bar 1 are fixed by using the fixing magnets and the auxiliary magnets on the chair legs 4, the chair legs 4 can be stably kept at the accommodating position, the user can take away the folding chair by using the carrying handle 13, at the moment, each part of the folding chair is folded into a cube, the occupied space is small, and the carrying is convenient.

As an alternative embodiment, the auxiliary block 8 is not disposed on the first support column, and the first leg and the second leg have the same length and are disposed in a staggered manner, and when the first leg and the second leg are in the storage position, the first leg and the second leg are in the same plane parallel to the seat surface 3.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims

1. A portable folding chair, comprising:

the pair of first supporting columns (1) are arranged in parallel, one ends of the pair of first supporting columns (1) are connected through hinge shafts (2), one ends, provided with the hinge shafts (2), of the first supporting columns are provided with limiting parts, a chair surface (3) is arranged between the pair of first supporting columns (1), chair legs (4) are hinged to two ends of each first supporting column (1), the chair legs (4) are arranged perpendicular to the chair surface (3) to support the supporting position of the chair surface (3), and the chair legs rotate to the accommodating position parallel to the chair surface (3);

second support column (5), parallel arrangement has a pair ofly, and is a pair of second support column (5) pass through hinge (2) respectively with a pair of first support column (1) is articulated, and is a pair of install back of the chair (6) between second support column (5), second support column (5) include at least with spacing portion butt perpendicular to the first state that first support column (1) set up to and rotate to being on a parallel with first support column (1) sets up and makes back of the chair (6) with the second state of seat (3) contact.

2. The portable folding chair according to claim 1, characterized in that the first support column (1) is provided with an auxiliary groove (7), and the second support column (5) is received in the auxiliary groove (7) when in the second state.

3. The portable folding chair according to claim 1, characterized in that an auxiliary block (8) extending away from the seat (3) is installed at one end of the first support column (1), a first leg is installed at the bottom of the auxiliary block (8), a second leg is installed at the other end of the first support column (1), and the difference between the lengths of the second leg and the first leg is equal to the vertical height of the auxiliary block (8).

4. A portable folding chair according to claim 3, characterised in that the second leg is flush with the auxiliary block (8) when rotated to a stowed position in contact with the first support column (1), the first leg engaging the second leg when rotated to the stowed position.

5. The portable folding chair of claim 4, wherein the abutting surfaces of the first leg and the second leg have oppositely magnetized fixed magnets.

6. The portable folding chair according to claim 5, characterized in that the abutting surfaces of the first support column (1) and the second leg are provided with auxiliary magnets of opposite magnetic properties.

7. The portable folding chair according to any of claims 1 to 6, characterized in that a pocket (9) is mounted on the side of the seat (3) close to the legs (4).

8. The portable folding chair according to claim 7, wherein the storage box (9) is open at one end far away from the chair back (6), a sealing plate (10) is installed at the opening of the storage box (9), a first magnet (11) is arranged on the sealing plate (10) in an extending manner, a second magnet (12) is installed at one end, close to the opening of the storage box (9), of the chair surface (3), and the first magnet (11) is opposite to the second magnet (12) in magnetism.

9. Portable folding chair in accordance with any of claims 1-6, characterized in that a handle (13) is mounted to the side of the first support column (1).