CN116965649A - Connecting support structure of seat bag and chair back - Google Patents

Abstract

The application provides a connecting support structure of a seat bag and a chair back, which relates to the technical field of connection of office chair backpacks and seat bags and comprises a cushion, wherein a support frame is arranged on one side of the cushion, a transverse frame is arranged on one side of the support frame, the chair back is arranged on one side of the support frame opposite to the transverse frame, a fastening screw is rotationally connected among the transverse frame, the support frame and the chair back, a positioning lug a is fixedly arranged on one side of the transverse frame, one side of the support frame opposite to the positioning lug a is of an arc-shaped concave structure, a positioning lug b is arranged on one side of the support frame, the surface of the positioning lug b is also of a concave structure, and in actual use, the connecting support is disassembled and assembled under the condition that the whole appearance is not influenced by the structural change of the connecting support frame, so that the product packaging is effectively reduced while the strength and the appearance of a product are ensured.

Description

Connecting support structure of seat bag and chair back

Technical Field

The application relates to the technical field of connection of office chair backpacks and seat bags, in particular to a connection bracket structure of a seat bag and a chair back.

Background

The swivel chair can also be called a computer chair, belongs to office chairs, and is a chair capable of rotating by sitting, the existing office swivel chair knapsack structure connecting piece is connected by plastic, hardware and wood (wood board) accessories, and the common plastic back is connected with the seat bag by directly synthesizing a connecting part through an armrest, a bracket or the plastic back, but most of the connecting modes occupy larger packaging space when the product is disassembled and packaged under the condition of achieving the appearance and strength of the product, so that the transportation cost is higher, the integral positioning of the product is higher, and the selection of some consumers is lost.

Disclosure of Invention

The application aims to solve the defects in the prior art, and provides a connecting bracket structure for a seat bag and a seat back.

In order to achieve the above purpose, the present application adopts the following technical scheme: the utility model provides a connecting bracket structure of seat package and back of the chair, includes the cushion, one side of cushion is provided with the support frame, one side of support frame is provided with the crossbearer, the support frame is provided with the back of the chair for one side of crossbearer, rotate between crossbearer, support frame and the back of the chair and be connected with the fastening screw.

In order to facilitate the connection of the transverse frame, the application is improved in that one side of the transverse frame is fixedly provided with a positioning convex block a, and one side of the support frame opposite to the positioning convex block a is in an arc-shaped concave structure.

In order to connect the support frame, the application is improved in that one side of the support frame is provided with a positioning lug b, and the surface of the positioning lug b is also in a concave structure.

In order to make the support frame and the chair back fit, the application is improved in that a positioning convex block c is fixedly arranged on one side of the chair back opposite to the positioning convex block b, and the positioning convex blocks c are symmetrically distributed on the surface of the chair back.

In order to improve the strength of the support frame, the application is improved in that the support frame and the transverse frame are in bent structures.

In order to connect the support frame, the cross frame and the chair back, the application is improved in that the inside of the chair back is provided with a threaded hole which is meshed with a fastening screw.

Compared with the prior art, the application has the advantages and positive effects that,

in the application, when in actual use, the cushion, the support frame, the cross frame, the chair back and the fastening screw are arranged, and the connecting bracket is disassembled and assembled under the condition that the whole appearance is not influenced by the structural change of the connecting bracket, so that the product package is effectively reduced while the strength and the appearance of the product are ensured.

Drawings

FIG. 1 is a schematic view showing the overall structure of a connecting bracket structure for a seat bag and a seat back according to the present application;

FIG. 2 is a schematic view of the explosion structure of FIG. 1 in a connecting bracket structure of a seat bag and a seat back according to the present application;

FIG. 3 is a schematic view of a portion of a connecting bracket structure for connecting a seat bag and a seat back at the position of the support frame shown in FIG. 2;

FIG. 4 is a bottom view of a connecting bracket structure for a seat bag and a seat back according to the present application;

FIG. 5 is a schematic view of the explosion structure of FIG. 4 in a connecting bracket structure of a seat bag and a seat back according to the present application;

fig. 6 is a schematic view showing a part of the structure of the connecting bracket structure of the seat bag and the seat back at the positions of the support frame, the cross frame and the seat back in fig. 5.

Legend description:

1. a cushion; 2. a support frame; 3. a cross frame; 4. a chair back; 5. positioning the protruding block a; 6. positioning the protruding block b; 7. positioning the protruding block c; 8. and (5) fastening a screw.

Detailed Description

In order that the above objects, features and advantages of the application will be more clearly understood, a further description of the application will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present application and features in the embodiments may be combined with each other.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced otherwise than as described herein, and therefore the present application is not limited to the specific embodiments of the disclosure that follow.

Referring to fig. 1, 2, 4 and 5, the present application provides a technical solution: the utility model provides a connecting bracket structure of seat package and back of chair, including cushion 1, one side of cushion 1 is provided with support frame 2, one side of support frame 2 is provided with crossbearer 3, support frame 2 is for one side of crossbearer 3 is provided with back of the chair 4, the shape of support frame 2 and crossbearer 3 all is the column structure of buckling, through setting up the support frame 2 of buckling the structure, the shape of the back of the chair 4 has been laminated, the support frame 2 intensity of buckling simultaneously is higher, rotate between crossbearer 3, support frame 2 and the back of the chair 4 and be connected with fastening screw 8, threaded hole has been seted up to the inside of back of the chair 4, and threaded hole meshes with fastening screw 8, through setting up fastening screw 8, when fastening screw 8 runs through the inside of support frame 2 and back of the chair 4, the effect of equipment crossbearer 3 has been played this moment 2 and back of the chair 4.

Referring to fig. 3 and 6, a positioning protrusion a5 is fixedly arranged on one side of the cross frame 3, a support frame 2 is in an arc-shaped concave structure relative to one side of the positioning protrusion a5, a positioning protrusion b6 is arranged on one side of the support frame 2, the surface of the positioning protrusion b6 is also in a concave structure, a positioning protrusion c7 is fixedly arranged on one side of the chair back 4 relative to the positioning protrusion b6, the positioning protrusions c7 are symmetrically distributed on the surface of the chair back 4, and the support frame 2, the cross frame 3 and the chair back 4 can be initially assembled together through the embedded cooperation of the positioning protrusion a5, the positioning protrusion b6 and the positioning protrusion c 7.

Working principle: through setting up cushion 1, support frame 2, crossbearer 3, back of the chair 4 and fastening screw 8, in the actual installation, at first insert the sunken position department in support frame 2 one side with the locating lug a5 on the crossbearer 3, the same reason is followed, then with the locating lug b6 in support frame 2 one side and the laminating of the locating lug c7 in back of the chair 4 one side, when needs with crossbearer 3, support frame 2 and back of the chair 4 combine together, insert fastening screw 8 in support frame 2 and crossbearer 3 this moment, then rotate fastening screw 8, because the screw hole of screw and fastening screw 8 surface intermeshing is offered to the back of the chair 4 inside, when fastening screw 8 rotates, then fastening screw 8 then can be in the inside meshing of back of the chair 4 and remove, when fastening screw 8 runs through to back of the chair 4 inside completely, support frame 2, crossbearer 3 and back of the chair 4 obtain fixedly this moment, support frame 2 bottom is located cushion 1 below this moment, finally through fastening screw 8 with support frame 2 bottom surface and swivel chair fixed can, the effect of installation cushion 1 has been played.

The present application is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present application without departing from the technical content of the present application still belong to the protection scope of the technical solution of the present application.

Claims (6)

1. The utility model provides a connecting bracket structure of seat package and back of chair, includes cushion (1), its characterized in that: one side of cushion (1) is provided with support frame (2), one side of support frame (2) is provided with crossbearer (3), one side of support frame (2) for crossbearer (3) is provided with back of the chair (4), rotate between crossbearer (3), support frame (2) and back of the chair (4) and be connected with fastening screw (8).

2. The seat-pack and seat-back connection bracket structure of claim 1, wherein: one side of the transverse frame (3) is fixedly provided with a positioning lug a (5), and one side of the supporting frame (2) opposite to the positioning lug a (5) is of an arc-shaped concave structure.

3. The seat-pack and seat-back connection bracket structure of claim 2, wherein: one side of the supporting frame (2) is provided with a positioning lug b (6), and the surface of the positioning lug b (6) is also of a concave structure.

4. A seat-pack and seat-back attachment bracket structure according to claim 3, wherein: one side of the chair back (4) opposite to the positioning lug b (6) is fixedly provided with a positioning lug c (7), and the positioning lugs c (7) are symmetrically distributed on the surface of the chair back (4).

5. A seat-pack and seat-back attachment bracket structure according to claim 3, wherein: the shapes of the supporting frame (2) and the transverse frame (3) are of bent structures.

6. The seat-pack and seat-back connection bracket structure of claim 5, wherein: threaded holes are formed in the chair back (4), and the threaded holes are meshed with fastening screws (8).