阅读说明：本技术 一种操作方便的折叠椅用折叠结构及折叠椅 (Folding structure and folding chair for folding chair convenient to operate ) 是由 童健康 于 2020-07-14 设计创作，主要内容包括：本发明公开了一种操作方便的折叠椅用折叠结构及折叠椅,其折叠结构包括外壳(1),外壳(1)的中部设置有转动件(2)；转动件(2)上转动安装有联动件(3),联动件(3)的侧壁上转动设置有多个环形均匀分布的安装框(4)；每个安装框(4)均位于外壳(1)外侧面上；其折叠椅包括椅面(12)和前述的折叠结构,椅面(12)的底面上设置有多个均匀分布的伸缩管(13),椅面(12)通过伸缩管(13)转动安装在折叠结构上。本发明不仅能够方便操作,还具有重量轻、携带方便、稳定性高、收纳方便、携带方便和使用舒适感高的优点。(The invention discloses a folding structure for a folding chair and the folding chair, which are convenient to operate, wherein the folding structure comprises a shell (1), and a rotating part (2) is arranged in the middle of the shell (1); a linkage piece (3) is rotatably mounted on the rotating piece (2), and a plurality of annular and uniformly distributed mounting frames (4) are rotatably arranged on the side wall of the linkage piece (3); each mounting frame (4) is positioned on the outer side surface of the shell (1); the folding chair comprises a chair seat (12) and the folding structure, wherein a plurality of telescopic pipes (13) which are uniformly distributed are arranged on the bottom surface of the chair seat (12), and the chair seat (12) is rotatably arranged on the folding structure through the telescopic pipes (13). The portable multifunctional desk lamp is convenient to operate, and has the advantages of light weight, convenience in carrying, high stability, convenience in storage, convenience in carrying and high use comfort.)

1. The utility model provides a convenient operation's beta structure for folding chair which characterized in that: comprises a shell (1), wherein a rotating part (2) is arranged in the middle of the shell (1); a linkage piece (3) is rotatably mounted on the rotating piece (2), and a plurality of annular and uniformly distributed mounting frames (4) are rotatably arranged on the side wall of the linkage piece (3); each mounting frame (4) is positioned on the outer side surface of the shell (1).

2. The folding structure of a folding chair convenient for operation according to claim 1, wherein: the surface of the rotating part (2) is provided with external threads, and the inner wall of the linkage part (3) is provided with internal threads; the rotating part (2) and the linkage part (3) are connected with each other through external threads and internal threads.

3. The folding structure of a folding chair convenient for operation according to claim 1, wherein: one end part of the rotating part (2) is provided with a limiting part (5), and the other end part is provided with a rotating part (6); the limiting piece (5) is arranged in the shell (1), and the rotating piece (6) is arranged at the bottom end part of the shell (1).

4. The folding structure of a folding chair convenient to operate as claimed in claim 3, wherein: be equipped with joint groove (7) on shell (1) near the inner wall of rotating member (6) tip, be provided with setting element (8) of installing on rotating member (2) in joint groove (7).

5. The folding structure of a folding chair convenient to operate as claimed in claim 3, wherein: a plurality of evenly distributed hooks (9) are annularly arranged on the bottom surface of the end part of the rotating part (6) close to the shell (1), and the hooks (9) are arranged under the mounting frame (4).

6. The folding structure of a folding chair convenient for operation according to claim 5, wherein: the bottom surface of the linkage piece (3) is also provided with a hook (9) at a position corresponding to each mounting frame (4), and the bottom surface of each mounting frame (4) is provided with a limiting groove at a position corresponding to the hook (9).

7. The folding structure of a folding chair convenient for operation according to claim 1, wherein: the top surface of the linkage piece (3) is provided with a bulge corresponding to each mounting frame (4), and the top surface of the bulge is fixedly connected with the inner bottom surface of each mounting frame (4); mounting pieces (10) are arranged on the shell (1) corresponding to the positions of two adjacent mounting frames (4), and mounting lugs (11) which are symmetrically distributed are arranged on two side surfaces of each mounting piece (10); the mounting lug (11) is rotatably connected with the mounting frame (4).

8. A folding chair, which is characterized in that: comprising a seat (12) and a folding structure as claimed in any one of the claims 1 to 7, wherein a plurality of telescopic tubes (13) are uniformly distributed on the bottom surface of the seat (12), and the seat (12) is rotatably mounted on the folding structure through the telescopic tubes (13).

9. A folding chair as claimed in claim 8, wherein: the end part of the telescopic pipe (13) corresponding to the mounting frame (4) is provided with a connecting piece (14), and the connecting piece (14) is rotatably mounted on the mounting frame (4); the connecting piece (14) is connected with a supporting leg (15), and the supporting leg (15) is sleeved on the mounting frame (4).

10. A folding chair as claimed in claim 8, wherein: the outer edge of the chair surface (12) is fixedly provided with a mounting ring pipe (16), and the bottom surface of the mounting ring pipe (16) is provided with a tightening belt (17); the bottom surface of the mounting ring pipe (16) is provided with a fixing piece (18) at the position corresponding to each extension pipe (13); and a groove for accommodating the telescopic pipe (13) is arranged on the side surface of the support leg (15) facing the telescopic pipe (13).

Technical Field

The invention relates to a folding structure, in particular to a folding structure for a folding chair, which is convenient to operate.

Background

The folding chair is a chair with a folding function and is mainly used in outdoor temporary places; the traditional folding chair is mostly formed by combining a chair back, a cushion, a front support leg and a rear support leg through a folding structure, the folding structure is mainly completed in a mode of hinging the chair back, the cushion, the front support leg and the rear support leg, and the connecting mode ensures that the chair back, the cushion, the front support leg and the rear support leg need to be distributed and unfolded when the folding chair is unfolded; when the folding chair is folded, the cushion, the chair back, the front support leg and the rear support leg need to be distributed, folded and stored, and the folding chair is inconvenient to operate. Therefore, the folding structure of the existing folding chair has the problem of inconvenient operation.

Disclosure of Invention

The invention aims to provide a folding structure for a folding chair and the folding chair, which are convenient to operate. The invention has the advantage of convenient operation.

The technical scheme of the invention is as follows: a folding structure for a folding chair convenient to operate comprises a shell, wherein a rotating part is arranged in the middle of the shell; the rotating piece is rotatably provided with a linkage piece, and the side wall of the linkage piece is rotatably provided with a plurality of annular and uniformly distributed mounting frames; each mounting frame is located the shell lateral surface. When the linkage piece reciprocates, the mounting frame can be driven to reciprocate, so that the mounting frame can be folded or unfolded by rotating the rotating piece, manual stretching at different angles is not needed, and the operation is more convenient.

In the folding structure for the folding chair convenient to operate, the surface of the rotating part is provided with the external thread, and the inner wall of the linkage part is provided with the internal thread; the rotating member and the link member are connected to each other through an external thread and an internal thread. Through setting up external screw thread and internal thread, guaranteed the stability of linkage, improved the stability of whole beta structure in the use.

In the folding structure for the folding chair convenient to operate, one end of the rotating member is provided with the limiting member, and the other end of the rotating member is provided with the rotating member; the locating part sets up in the shell, and the rotating member sets up in the shell bottom end portion. The locating part and the locating part are arranged to limit the two ends of the movement of the rotating part, so that the rotating part is prevented from being separated from the shell, and the stability of the whole structure is improved

In the folding structure for the folding chair convenient to operate, the inner wall, close to the end part of the rotating part, of the shell is provided with the clamping groove, and the clamping groove is internally provided with the positioning piece installed on the rotating part.

In the folding structure for the folding chair convenient to operate, the bottom surface, close to the end part of the rotating part, of the shell is annularly provided with a plurality of hooks which are uniformly distributed, and the hooks are arranged under the mounting frame.

In the folding structure for the folding chair convenient to operate, the hooks are arranged at the positions corresponding to the mounting frames on the bottom surface of the linkage part, and the limiting grooves are arranged at the positions corresponding to the hooks on the bottom surface of the mounting frames.

In the folding structure for the folding chair convenient to operate, the top surface of the linkage piece is provided with the bulge corresponding to each mounting frame, and the top surface of the bulge is fixedly connected with the inner bottom surface of the mounting frame; mounting pieces are arranged on the shell at positions corresponding to two non-adjacent mounting frames, and mounting lugs which are symmetrically distributed are arranged on two side faces of each mounting piece; the mounting lug is rotatably connected with the mounting frame.

A folding chair comprises a chair seat and the folding structure, wherein a plurality of telescopic pipes which are uniformly distributed are arranged on the bottom surface of the chair seat, and the chair seat is rotatably arranged on the folding structure through the telescopic pipes. The telescopic pipe can automatically adjust the inclination angle of the chair seat to adapt to different sitting posture habits, and the application range is enlarged.

In the folding chair, the telescopic pipe is provided with the connecting piece corresponding to the end part of the mounting frame, and the connecting piece is rotatably mounted on the mounting frame; the connecting piece is connected with a supporting leg which is sleeved on the mounting frame.

In the folding chair, the outer edge of the chair surface is fixedly provided with the mounting ring pipe, and the bottom surface of the mounting ring pipe is provided with the tightening belt; the bottom surface of the mounting ring pipe is provided with a fixing piece corresponding to the position of each extension pipe; and the side surface of the supporting leg facing the telescopic pipe is provided with a groove for accommodating the telescopic pipe. The arrangement of the fixing piece increases the contact area between the extension tube and the mounting ring tube, thereby further increasing the stability of the structure; the arrangement of the tightening belt can avoid the phenomenon that the folding chair is unfolded due to human collision and the like in the storage state, and the storage is convenient.

Compared with the prior art, the folding structure for the folding chair improves the prior folding structure for the folding chair, and the shell is provided with the rotating piece and the connecting piece, so that the linkage piece can be driven to move up and down only by rotating the rotating piece, and the linkage piece can drive the mounting frame to move up and down by moving up and down, thereby realizing the work of folding or unfolding the mounting frame by rotating the rotating piece without manually stretching the mounting frame at different angles, and further being more convenient to operate; and through rotating the piece and all setting up in the shell with the linkage, the installing frame sets up outside the shell for the shell itself just can carry on spacingly to the position that reciprocates of linkage, need not additionally set up stop device, has reduced holistic weight. In addition, the external thread and the internal thread are respectively arranged on the surfaces of the rotating part and the linkage part, so that the rotating part and the linkage part are connected through the external thread and the internal thread, the linkage part can conveniently move, meanwhile, the friction force between the rotating part and the linkage part can be increased when the rotating part does not rotate, the stability of the linkage part is ensured, and the stability of the integral folding structure in the using process is further improved; the limiting parts, the rotating parts and the positioning parts are respectively arranged at the two end parts of the rotating part, so that the rotating part can be conveniently rotated by utilizing the rotating parts, and the use is convenient; the limiting piece and the positioning piece can limit the two moving end parts of the rotating piece, so that the rotating piece is prevented from being separated from the shell, and the stability of the whole structure is improved; the hooks are arranged on the bottom surface of the shell and the bottom surface of the linkage piece, so that the moving position of the mounting frame can be limited and stabilized by the hooks, and the stability is further improved; the hook on the shell can be used for hanging in a folded state, so that the storage is convenient; by arranging the mounting piece and the mounting lug, the mounting frame is rotationally connected with the mounting lug, so that the stability of the structure is further improved; the folding structure is connected with the chair seat, so that the telescopic pipe and the supporting legs of the whole folding chair can be folded at the same side, the occupied space after folding is reduced, and the folding chair is convenient to carry; the telescopic pipe and the supporting legs are rotatably arranged on the mounting frame, so that the supporting base of the whole chair surface is of an integral structure, additional assembly is not needed, the original assembled folding chair is changed, and the use is convenient; by arranging the mounting ring pipe, the seat can be supported by the rotation mounting ring pipe, so that the middle of the seat is prevented from collapsing too much, and the use comfort is improved; under the condition that the whole folding chair can be stored due to the arrangement of the tightening belt, the tightening belt can be fixed on the outer side of the folding chair, so that the phenomenon of scattering of the tightening belt is avoided, and the folding chair is further convenient to carry; through setting up a plurality of mountings to increase the area of contact between flexible pipe and the installation ring pipe, thereby further increased the stability of structure. Therefore, the portable multifunctional clothes hanger can be operated conveniently, and has the advantages of light weight, convenience in carrying, high stability, convenience in storage, convenience in carrying and high use comfort.

Drawings

FIG. 1 is a schematic view of a folded structure according to the present invention;

FIG. 2 is a front view of the folded configuration;

FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;

FIG. 4 is a schematic view of a folding chair;

fig. 5 is a partially enlarged view of a portion a in fig. 4.

The labels in the figures are: 1-shell, 2-rotating piece, 3-linkage piece, 4-installation frame, 5-limiting piece, 6-rotating piece, 7-clamping groove, 8-positioning piece, 9-hook, 10-installation piece, 11-installation ear, 12-seat, 13-telescopic pipe, 14-connecting piece, 15-supporting leg, 16-installation ring pipe, 17-tightening belt and 18-fixing piece.

Detailed Description

The invention is further illustrated by the following figures and examples, which are not to be construed as limiting the invention.