CN212213143U

CN212213143U - Multipurpose stand chair

Info

Publication number: CN212213143U
Application number: CN202020539189.2U
Authority: CN
Inventors: 吴志康
Original assignee: Wuyi Maiyue Leisure Articles Manufacturing Co ltd
Current assignee: Wuyi Maiyue Leisure Articles Manufacturing Co ltd
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-12-25
Anticipated expiration: 2030-04-14

Abstract

The utility model relates to a multipurpose stand chair. The multipurpose stand chair comprises a cushion frame, a backrest frame, armrests, two front supporting legs, two rear supporting legs, two front supporting leg connecting parts and two rear supporting leg connecting parts, wherein the cushion frame is formed by a left transverse tube, a right transverse tube, a front longitudinal tube and a rear longitudinal tube in a surrounding mode, the backrest frame is U-shaped, two sides of an opening end of the backrest frame are connected with the top parts of the rear ends of the left transverse tube and the right transverse tube through hinges, the armrests are respectively arranged on two sides of the backrest frame and connected with the cushion frame, the two front supporting leg connecting parts are fixed on the inner sides of the front ends of the left transverse tube and the right transverse tube, the two rear supporting leg connecting parts are arranged on the outer sides of the left transverse tube and the right transverse tube, the tops of the two front supporting legs and the two rear supporting legs are respectively pivoted with the corresponding front supporting leg connecting parts and rear supporting leg connecting parts, the front supporting legs can rotate around the supporting leg connecting parts and can, the fixed connecting piece is formed by hinging two same connecting rods with each other.

Description

Multipurpose stand chair

Technical Field

The utility model relates to a chair.

Background

The stand is mostly set up in indoor gymnasium or outdoor stadium, the unspecific user of special supply takes, sit more comfortable and more sanitary when watching the match for the messenger, it can all fix on the stand and watch the match from taking a stand chair to see mostly present spectators, current stand chair generally comprises chair frame and the sponge of parcel outside the chair frame, and the outer chair cover of parcel sponge constitutes, and for convenient carrying, current stand chair generally makes into foldingly, for convenient folding, handrail and supporting legs are not generally established to current stand chair, there is not the disappearance travelling comfort of handrail inevitable, and it is limited to do not have its application range of folding supporting legs.

In order to have a wider application range, a multi-purpose desk chair with supporting legs is available, such as a multi-purpose desk chair with an authorized bulletin number of CN 208540960U, wherein pedals are respectively pivoted at two sides of a base frame, and the two pedals can be folded inwards on the base frame or unfolded outwards to support the base frame for switching between positions; meanwhile, in order to increase the comfort of hand placement, there is also a stand chair with foldable armrests along with a backrest in the current market, for example, a folding stand chair with an authorized bulletin number of CN 2822362Y, the armrests of which are directly pivoted by one end of a cross rod and one end of a vertical rod, and the other ends of the cross rod and the vertical rod are respectively pivoted with a backrest supporting rod and a seat plate supporting rod.

SUMMERY OF THE UTILITY MODEL

In view of the defects existing in the prior desk chair, the utility model discloses the technical problem that needs to solve is: provides a multipurpose desk chair with smaller volume after being folded.

In order to achieve the above object, according to one aspect of the present invention, the present invention is realized by the following technical measures: a multipurpose viewing platform chair comprising:

the cushion frame is quadrilateral and consists of a left transverse pipe, a right transverse pipe, a front longitudinal pipe and a rear longitudinal pipe;

the backrest frame is U-shaped, two sides of the opening end of the backrest frame are connected with the tops of the rear ends of the left transverse pipe and the right transverse pipe through hinges, and the hinges enable the backrest frame and the cushion frame to be opened or buckled or form a certain angle;

the armrests are respectively arranged on two sides of the backrest frame and connected with the cushion frame;

it is characterized in that the preparation method is characterized in that,

the multipurpose desk chair further comprises two front supporting legs, two rear supporting legs, two front supporting leg connecting parts and two rear supporting leg connecting parts, wherein the two front supporting leg connecting parts and the two rear supporting leg connecting parts are matched with the front and rear supporting legs to be used, the two front supporting leg connecting parts are fixed on the inner sides of the front ends of the left and right transverse pipes, the two rear supporting leg connecting parts are arranged on the outer sides of the left and right transverse pipes, the tops of the two front supporting legs and the two rear supporting legs are pivoted with the corresponding front and rear supporting leg connecting parts, the pivoted front supporting legs can rotate around the supporting leg connecting parts, the front longitudinal pipes can be supported after being opened simultaneously, fixed connecting parts are further arranged between the two rear supporting legs and the transverse pipes on the same side, and the fixed connecting parts are formed by mutually hinging two same connecting.

This multipurpose stand chair can not touch each other after folding like this through the dislocation set of two preceding supporting legs and two back supporting legs, is convenient for accomodate and transport, and the longitudinal tube before can supporting after the preceding supporting leg is opened simultaneously still is equipped with fixed connector between the violently pipe of two back supporting legs and homonymy, and whole multipurpose stand chair also can be comparatively firm like this.

Further, the unfixed ends of the two front supporting legs and the two rear supporting legs do not exceed the transverse pipe of the cushion frame after being folded horizontally.

Furthermore, a support rod is arranged between the left transverse tube and the right transverse tube of the cushion frame. The design not only has more firm structure, but also is more comfortable to use.

Furthermore, the supporting rods are multiple, and a space is arranged between the two supporting rods.

Furthermore, the two sides of the front longitudinal pipe are respectively provided with an L-shaped lower handrail connecting part, the outer sides of the two vertical rods of the backrest frame are respectively provided with an L-shaped upper handrail connecting part, the end parts of the lower connecting part of each handrail and the upper connecting part of each handrail are further fixed with a U-shaped clamping block, each handrail is composed of a transverse pipe, a vertical pipe and a connecting piece, each connecting piece is a U-shaped clamping piece, the two ends of the top of each connecting piece extend outwards to form a fixing piece, the transverse pipe and one end of each vertical pipe are clamped in the corresponding connecting piece and penetrate through the fixing pieces and the transverse pipe or the vertical pipe through a pin shaft to be fixed, the transverse pipe and the vertical pipe after being fixed can be parallel after rotating around the pin shaft, the other ends of the transverse pipe and the vertical pipe are inserted into the U-shaped clamping blocks and fixed. Above-mentioned design makes horizontal pipe of handrail and handrail standpipe be in the parallel after around two round pin axle fifty percent discount of connecting piece, and the volume is less like this, is convenient for accomodate the transportation, also can improve life simultaneously.

Furthermore, a rotatable hook is further arranged on the front longitudinal pipe. Above-mentioned design can be fixed the stand to the couple upset down to vertical when using, can be in the cushion frame to the level with the couple upset during accomodating.

Compared with the prior art, the utility model has the advantages of: the folding back of the multi-purpose desk chair has compact structure, is convenient to carry and is not easy to damage the armrests.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. In the drawings:

fig. 1 is a schematic structural view of a multipurpose stand chair of the present invention.

Description of reference numerals: 1. a cushion frame; 2. a backrest frame; 3. a hinge; 4. a handrail; 5. a front support leg; 6. a rear supporting leg; 7. a front support leg connection; 8. a rear supporting leg connecting part; 9. fixing the connecting piece; 10. a support bar; 11. a lower armrest connecting portion; 12. an upper connecting part of the handrail; 13. a U-shaped clamping block; 14. a transverse tube; 15. a vertical tube; 16. a connecting member; 17. a fixing sheet; 18. and (4) hanging hooks.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "bottom", "top", 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 simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example 1

Referring to fig. 1, the present embodiment provides a multi-purpose desk chair, which comprises a backrest frame 2, a hinge 3, a cushion frame 1, a handrail 4, a front support leg 5, a rear support leg 6, a front support leg connecting portion 7 and a rear support leg connecting portion 8, wherein the hinge 3 is formed by two turntables which are oppositely buckled and pivoted by a rotating shaft, the opposite surfaces of the two turntables are provided with mutually matched projections, the hinges are hinges which are commonly used in the market and can rotate and position the two turntables, such as the hinge of a folding desk chair with an authorized bulletin number of CN 2822362Y, the cushion frame 1 is a square frame which is enclosed by a left transverse tube, a right transverse tube, a front longitudinal tube and a rear longitudinal tube, and two parallel support rods 10 which are positioned between the front longitudinal tube and the rear longitudinal tube and are fixedly connected with the left transverse tube and the right transverse tube, a hinge 3 is respectively fixed above the rear ends of the two transverse tubes of the cushion frame 1, the upper ends of the two hinges 3 are respectively fixed with the two, the inner sides of the front ends of the left and right transverse tubes of the cushion frame 1 are fixed with front supporting leg connecting parts 7, the upper ends of the front supporting legs 5 are pivoted with the front supporting leg connecting parts 7, the front supporting legs 5 are outwards turned around the front supporting leg connecting parts 7 to enable the front supporting legs 5 to lean towards the front of the cushion frame 1 and abut against the front longitudinal tubes of the cushion frame 1 for limiting, the outer sides of the rear ends of the left and right transverse tubes of the cushion frame 1 are respectively fixed with a rear supporting leg connecting part 8, the upper ends of the rear supporting legs 6 are pivoted on the rear supporting leg connecting parts 8, meanwhile, the middle parts of the rear supporting legs 6 are connected with the middle parts of the outer sides of the left and right transverse tubes of the cushion frame 1 through a fixed connecting part 9, the fixed connecting part 9 is formed by mutually hinging two same connecting rods, when the two connecting rods of the fixed connecting part 9 are completely unfolded, the unfolding angles of the two rear supporting legs 6 and the left and right transverse tubes of the cushion frame 1 are limited, meanwhile, the left side and the right side of the front longitudinal pipe respectively extend to form an L-shaped handrail lower connecting part 11, the outer sides of two vertical rods of the backrest frame 2 are respectively fixed with an L-shaped handrail upper connecting part 12, and the end of each handrail lower connecting part 11 and the end of each handrail upper connecting part 12 are also fixed with a U-shaped clamping block 13;

continuing, the above-mentioned handrail 4 includes handrail horizontal pipe 14, connecting piece 16 and handrail standpipe 15, above-mentioned connecting piece 16 is a U-shaped iron sheet, the front and back end of its upper both sides extend outward respectively and have fixed pieces 17, horizontal pipe 14 and standpipe 15 one end card is in connecting piece 16, and pass fixed piece 17 and horizontal pipe 14 or standpipe 15 to fix through the round pin axle, horizontal pipe 14 and standpipe 16 after fixing can be parallel after rotating round the round pin axle, horizontal pipe 14 and the other end of standpipe 15 are pegged graft and are fixed by the round pin axle in U-shaped fixture block 13, the U-shaped fixture block 13 open end of connecting portion 12 department on the handrail faces down simultaneously, the U-shaped fixture block 13 open end of connecting portion 11 department under the handrail.

The embodiment provides a multi-purpose desk chair, wherein a front supporting leg connecting part is fixed at the inner side of the front end of a left transverse tube and a right transverse tube of a cushion frame, a rear supporting leg connecting part is fixed at the outer side of the rear end of the left transverse tube and the right transverse tube, the front supporting leg is hinged on the front supporting leg connecting part, the rear supporting leg is hinged on the rear supporting leg connecting part, after the front supporting leg and the rear supporting leg are folded, the front supporting leg is positioned at the inner side of the cushion frame, the rear supporting leg is positioned at the outer side of the cushion frame, the front supporting leg, the cushion frame and the rear supporting leg are positioned on the same plane, the armrest transverse tube and the armrest vertical tube are respectively connected with an armrest upper connecting part of the back frame and an armrest lower connecting part of the cushion frame through U-shaped clamping blocks, so that the armrest vertical tube can be positioned at the outer side of the rear supporting leg and positioned on the same plane with the rear supporting leg, the cushion frame and the front, through the improvement back of these several parts the utility model discloses a folding back of multipurpose stand chair compact structure, conveniently carry and be difficult to damage the handrail, longitudinal tube middle part sets up rotatable couple before the cushion frame simultaneously, makes the peg overturn downwards to vertical and fix on the stand during the use, can be in the cushion frame to the level of couple upset during accomodating.

Of course, when the multipurpose desk chair is used, the sponge and the chair cover wrapped outside the sponge need to be wrapped.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various changes and modifications may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A multipurpose viewing platform chair comprising:

it is characterized in that the preparation method is characterized in that,

2. A multi-purpose desk chair as claimed in claim 1 wherein said two front and two rear support legs are folded horizontally so that their unfixed ends do not extend beyond the cross tube of the seat cushion frame.

3. A multi-purpose desk chair as claimed in claim 1 or claim 2 wherein a support bar is provided between the left and right cross tubes of the frame.

4. A multi-purpose desk chair as claimed in claim 3 wherein said support rods are plural and there is a space between two support rods.

5. A multi-purpose desk chair as claimed in claim 1 wherein each side of said longitudinal front tube is provided with an L-shaped lower armrest attachment portion, the outer sides of the two vertical bars of the backrest frame are respectively provided with an L-shaped handrail upper connecting part, the end of each handrail lower connecting part and each handrail upper connecting part is also fixed with a U-shaped clamping block, each handrail comprises a transverse pipe, a vertical pipe and a connecting piece, the connecting pieces are U-shaped clamping pieces, both ends of the top of the connecting piece extend outwards to form fixing pieces, one end of the transverse pipe and one end of the vertical pipe are clamped in the connecting piece, the fixed transverse pipe and the fixed vertical pipe can be parallel after rotating around the pin shaft, the other ends of the transverse pipe and the fixed vertical pipe are inserted in the U-shaped fixture block and fixed by the pin shaft, meanwhile, the opening end of the U-shaped clamping block at the upper connecting part of the handrail faces downwards, and the opening end of the U-shaped clamping block at the lower connecting part of the handrail is horizontal.

6. A multi-purpose desk chair as claimed in claim 1 or 5 wherein said front longitudinal tube is further provided with a rotatable hanger.