CN212938916U

CN212938916U - Folding chair

Info

Publication number: CN212938916U
Application number: CN202021462144.6U
Authority: CN
Inventors: 郭海涛
Original assignee: Ningbo Kingpool Metal Products Co ltd
Current assignee: Ningbo Kingpool Metal Products Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-04-13
Anticipated expiration: 2030-07-22

Abstract

The utility model discloses a folding chair, which comprises a chair surface frame, a chair back frame, a front bracket, a rear bracket and two armrests; the left side and the right side of the lower end of the chair back frame are respectively hinged with a first hinge, one ends of the two first hinges, which are far away from the chair back frame, are respectively fixed with the left side and the right side of the rear end of the chair face frame, the rear ends of the two handrails are respectively hinged with the left side and the right side of the chair back frame, the middle parts of the left side and the right side of the rear support are respectively hinged with a second hinge, one ends of the two second hinges, which are far away from the rear support, are respectively hinged with the left side and the right side of the rear end of the chair face frame, two end parts of the rear support are respectively hinged with the middle part of one of the handrails, the middle parts of the left side and; the utility model discloses can increase the contained angle of seat and horizontal plane for anterior connecting rod and the laminating shank muscle that the seat can be better, when people sit on folding chair, can improve the travelling comfort.

Description

Folding chair

Technical Field

The utility model relates to the technical field of seats, concretely relates to folding chair.

Background

In the use process of the folding chair in the current market, when the folding chair is unfolded, the included angle between the chair back frame and the chair surface frame in the folding chair is smaller, so that the defect of poor comfort exists when people sit on the folding chair.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a folding chair, its inside back of the chair frame is connected with the seat frame through first hinge alone, and the back support passes through the second hinge and is connected with the seat frame alone, so, can increase the contained angle of seat and horizontal plane for anterior connecting rod can be better laminating shank muscle with the seat, when people sit on folding chair, can improve the travelling comfort.

The utility model relates to a folding chair, which comprises a chair surface frame, a chair back frame, a front bracket, a rear bracket and two armrests; the left and right sides of backrest frame lower extreme all articulates there is first hinge, the one end that the backrest frame was kept away from to two first hinges is fixed with the left and right sides of seat frame rear end respectively, the rear end of two handrails is articulated with the left and right sides of backrest frame respectively, the middle part of the rear bracket left and right sides all articulates there is the second hinge, the one end that the rear bracket was kept away from to two second hinges is articulated with the left and right sides of seat frame rear end respectively, two tip of rear bracket are articulated with the middle part of one of them handrail respectively, the middle part of the front bracket left and right sides all is articulated with the anterior left and right sides of seat frame, two tip of front bracket are articulated with the front end of one of them handrail respectively.

The utility model discloses a folding chair, wherein, the opening part at the front end of the chair surface frame is provided with a connecting rod; through the setting of connecting rod, the connecting rod can be taut with the seat frame of opening both sides, so, can improve the structural strength of seat frame to and improve the structural strength of folding chair.

The utility model discloses a folding chair, wherein, the pin is all installed at the both ends of connecting rod, and the inboard of two tip of seat frame all is provided with the draw-in groove that is used for the pin card of one side to go into respectively among them of connecting rod, is fixed with the rivet that is used for blockking the pin in order to prevent that the pin from breaking away from the seat frame on two tip of seat frame, and the end cover is all installed to two tip of seat frame; by adopting the structure, the connecting rod can be reliably assembled with the seat frame, the phenomenon that the connecting rod is separated from the seat frame can be avoided, and in addition, the connecting rod can rotate relative to the seat frame; in addition, after the installation structure is adopted, the folding chair has the advantages of more convenient production and installation and easier implementation, and the connection strength of the connection part can be improved.

The folding chair of the utility model is characterized in that the chair face frame, the front bracket and the rear bracket are all U-shaped structures; after adopting this kind of structure, have the advantage that convenient shaping of chair face frame, fore-stock and after-poppet and convenient production, and have the advantage that structural strength is high.

The utility model discloses a folding chair, wherein, each bending part of the front bracket is provided with a front pull rod, and two ends of each front pull rod are respectively fixed with the front bracket at two sides of one bending part; through the setting of preceding pull rod, can improve the structural strength of fore-stock.

The utility model discloses a folding chair, wherein, each bending part of the back support is provided with a back pull rod, and two ends of each back pull rod are respectively fixed with the back supports at two sides of one bending part; through the setting of after-poppet, can improve the structural strength of after-poppet.

The utility model discloses inside back of the chair frame is connected with the seat frame through first hinge alone, and the back support passes through the second hinge and is connected with the seat frame alone, so, can increase the contained angle of seat and horizontal plane for anterior connecting rod can be better laminating shank muscle with the seat, when people sit on folding chair, can improve the travelling comfort.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic perspective view of the present invention;

fig. 3 is a schematic perspective view of the present invention;

FIG. 4 is a schematic view of a partial three-dimensional structure of the present invention;

FIG. 5 is a schematic view of the structure after the pin is connected with the connecting rod;

FIG. 6 is an enlarged view of the structure at A in FIG. 3;

fig. 7 is an enlarged schematic view of a portion B in fig. 4.

Detailed Description

In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The utility model relates to a folding chair, which comprises a chair surface frame 1, a chair back frame 2, a front bracket 3, a rear bracket 4 and two armrests 5; the left side and the right side of the lower end of the chair back frame 2 are respectively hinged with a first hinge 21, one ends of the two first hinges 21 far away from the chair back frame 2 are respectively fixed with the left side and the right side of the rear end of the chair surface frame 1, the rear ends of the two armrests 5 are respectively hinged with the left side and the right side of the chair back frame 2, the middle parts of the left side and the right side of the rear support 4 are respectively hinged with a second hinge 41, one ends of the two second hinges 41 far away from the rear support 4 are respectively hinged with the left side and the right side of the rear end of the chair surface frame 1, two end parts of the rear support 4 are respectively hinged with the middle part of one of the armrests 5, the middle parts of the left side and the right side of the front support 3 are respectively hinged with; the utility model discloses inside back of the chair frame is connected with the seat frame through first hinge alone, and the back support passes through the second hinge and is connected with the seat frame alone, so, can increase the contained angle of seat and horizontal plane for anterior connecting rod can be better laminating shank muscle with the seat, when people sit on folding chair, can improve the travelling comfort.

A connecting rod 6 is arranged at an opening at the front end of the chair surface frame 1; through the setting of connecting rod, the connecting rod can be taut with the seat frame of opening both sides, so, can improve the structural strength of seat frame to and improve the structural strength of folding chair.

The two ends of the connecting rod 6 are respectively provided with a pin 61, the inner sides of the two ends of the seat frame 1 are respectively provided with a clamping groove 11 for the pin 61 on one side of the connecting rod 6 to be clamped in, the two ends of the seat frame 1 are respectively fixed with a rivet 12 for blocking the pin 61 to prevent the pin 61 from being separated from the seat frame 1, and the two ends of the seat frame 1 are respectively provided with an end cover 7; by adopting the structure, the connecting rod can be reliably assembled with the seat frame, the phenomenon that the connecting rod is separated from the seat frame can be avoided, and in addition, the connecting rod can rotate relative to the seat frame; in addition, after the installation structure is adopted, the folding chair has the advantages of more convenient production and installation and easier implementation, and the connection strength of the connection part can be improved.

The chair top frame 1, the front frame 3 and the rear frame 4 are all U-shaped structures; after adopting this kind of structure, have the advantage that convenient shaping of chair face frame, fore-stock and after-poppet and convenient production, and have the advantage that structural strength is high.

Each bending position of the front support 3 is provided with a front pull rod 31, and two end parts of each front pull rod 31 are respectively fixed with the front support 3 at two sides of one bending position; through the setting of preceding pull rod, can improve the structural strength of fore-stock.

Each bent part of the rear support 4 is provided with a rear pull rod 42, and two end parts of each rear pull rod 42 are respectively fixed with the rear support 4 at two sides of one bent part; through the setting of after-poppet, can improve the structural strength of after-poppet.

The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to 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 scope of the claims of the present invention.

Claims

1. A folding chair, which is characterized in that: comprises a chair top frame (1), a chair back frame (2), a front support (3), a rear support (4) and two armrests (5); the left and right sides of back of the chair frame (2) lower extreme all articulates there are first hinge (21), and the one end that back of the chair frame (2) was kept away from in two first hinge (21) is fixed with the left and right sides of seat frame (1) rear end respectively, and the rear end of two handrail (5) is articulated with the left and right sides of back of the chair frame (2) respectively, the middle part of the rear bracket (4) left and right sides all articulates there is second hinge (41), and the one end that rear bracket (4) was kept away from in two second hinge (41) is articulated with the left and right sides of seat frame (1) rear end respectively, two tip of rear bracket (4) are articulated with the middle part of one of them handrail (5) respectively, the middle part of the front bracket (3) left and right sides all articulates with the anterior left and right sides of seat frame (1), two tip of front bracket (3) are articulated with the front end of one of them handrail (5) respectively.

2. The folding chair according to claim 1, characterized in that a connecting rod (6) is mounted at the opening of the front end of the seat frame (1).

3. The folding chair according to claim 2, characterized in that pins (61) are mounted at both ends of the connecting rod (6), the inner sides of both ends of the seat frame (1) are respectively provided with a clamping groove (11) for clamping the pins (61) at one side of the connecting rod (6), rivets (12) for blocking the pins (61) to prevent the pins (61) from separating from the seat frame (1) are fixed on both ends of the seat frame (1), and end covers (7) are mounted on both ends of the seat frame (1).

4. The folding chair according to claim 1, characterized in that the seat frame (1), the front support (3) and the rear support (4) are all "U" -shaped structures.

5. The folding chair according to claim 1 or 4, characterized in that each bend of the front support (3) is provided with a front tie rod (31), and the two ends of each front tie rod (31) are respectively fixed with the front support (3) on both sides of one of the bends.

6. The folding chair according to claim 1 or 4, characterized in that each bend of the rear support (4) is provided with a rear tie (42), and both ends of each rear tie (42) are respectively fixed with the rear support (4) on both sides of one of the bends.