CN223731019U - Chair structure convenient to installation - Google Patents

Abstract

This utility model discloses an easy-to-install chair structure, belonging to the field of chair technology. It includes a connecting frame, legs, and a seat cushion. A backrest is fixedly installed on the connecting frame. The legs are fixedly connected to the connecting frame via an embedded positioning fixing connection component. A support block is fixedly installed on the inner wall of the connecting frame. A connector is fixedly installed at the bottom of the seat cushion, located at the top of the support block. A connecting strip is fixedly installed at the bottom of the support block, and an installation groove is provided on the connecting strip. A screw-type pin fixing component is installed in the installation groove to fix the connector. This utility model greatly simplifies the chair installation process, solves the problem of difficult alignment of connecting holes in traditional chair installation, and allows for quick assembly without complex tools, enhancing ease of use and flexibility.

Description

Chair structure convenient to installation

Technical Field

The utility model relates to a chair structure convenient to install, and belongs to the technical field of chairs.

Background

The chair is widely used furniture, and has the main function of providing a seat so that people can rest or work comfortably in various occasions. Generally, chairs are constructed with a seating surface, a backrest, armrests, and legs or frames supporting these components. The seat surface is designed to be wide and smooth enough to support the weight of a human body, the backrest provides support for the back, the comfort of sitting posture is improved, and the armrests are helpful for relaxing arms and enhancing the overall stability. The chair has various materials including wood, metal, plastic, fabric, etc., and different materials endow the chair with different textures, styles and durability.

The existing chair is assembled in a splicing mode, holes are formed in all parts in the assembling process, the parts are installed through bolts, connecting holes among all the parts are relatively inconvenient to align in the fixing process, bolts are relatively difficult to insert into corresponding holes, the assembling efficiency is affected, and certain defects exist in the using process.

In view of this, the present utility model has been made.

Disclosure of utility model

The utility model aims to solve the problems and provide a chair structure convenient to install, which can solve the problem that the connecting holes are not easy to align in the traditional chair installation and can be assembled quickly without complex tools.

The chair structure comprises a connecting frame, supporting legs and a cushion part, wherein the connecting frame is fixedly provided with a backrest frame, the supporting legs are fixedly connected with the connecting frame through embedded positioning type fixed connecting components, the inner wall of the connecting frame is fixedly provided with a supporting block, the bottom of the cushion part is fixedly provided with a connector, the connector is positioned at the top of the supporting block, the bottom of the supporting block is fixedly provided with a connecting strip block, the connecting strip block is provided with a mounting chute, the mounting chute is internally provided with a screwing type bolt fixing component, and the screwing type bolt fixing component is used for fixing a bolt of the connector.

Preferably, in order to enable the square sliding block to slide in the square sliding groove, the embedded positioning type fixed connection assembly comprises the square sliding block and the square positioning block, the square sliding block is in sliding connection with the square sliding groove formed in the side wall of the connection frame, and the square positioning block is fixed in the through hole groove formed in the supporting leg portion.

Preferably, in order to pass through the reset spring, one end of the square sliding block can be inserted into the through hole groove, one end of the square sliding block is elastically connected with the inner wall of one end of the square sliding groove through the reset spring, and the other end of the square sliding block is inserted into the through hole groove.

Preferably, in order to pass through the fixing bolt, the square sliding block is fixedly connected with the square positioning block, corresponding threaded holes are formed in the square sliding block and the square positioning block, and the fixing bolt is inserted into the threaded holes.

Preferably, in order to enable the bidirectional threaded rod to rotate in the installation chute through the rotary joint by controlling the screwing handle, the screwing bolt fixing assembly comprises the bidirectional threaded rod, the bidirectional threaded rod is rotatably installed on the inner wall of one end of the installation chute through the rotary joint, the screwing handle is fixedly installed at one end of the bidirectional threaded rod, and the screwing handle is located on the outer side of the connection bar.

Preferably, in order to control the bidirectional threaded rod to rotate, the thread slider can slide in the installation chute, the thread slider is mounted on the bidirectional threaded rod, and the thread slider is in sliding clamping connection in the installation chute.

Preferably, in order to enable the two thread sliders to synchronously slide in opposite directions in the installation chute, the number of the thread sliders is two, and the two thread sliders are respectively positioned at opposite thread ends of the bidirectional threaded rod.

Preferably, in order to pass through the first fixed pin block and the second fixed pin block, the connector can be fixed by a bolt, the first fixed pin block and the second fixed pin block are respectively and fixedly installed on the two threaded sliding blocks, the first fixed pin block and the second fixed pin block are respectively and fixedly connected with the two threaded sliding blocks through the L-shaped connecting blocks, and the first fixed pin block and the second fixed pin block are respectively inserted on the connectors positioned on two sides of the cushion part.

The utility model has the beneficial effects that the embedded positioning type fixed connection component and the screwing type bolt fixing component greatly simplify the installation flow of the chair, solve the problem that the connection holes are not easy to align in the traditional chair installation, quickly complete the assembly without complex tools, improve the installation efficiency, facilitate the users to easily disassemble the chair according to the needs, and enhance the convenience and the flexibility of use.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the mounting structure of the support block according to the present utility model;

FIG. 3 is a schematic view of the mounting structure of the connecting bar block of the present utility model;

FIG. 4 is a schematic view of the structure of the embedded positioning type fixed connection assembly of the present utility model;

fig. 5 is a schematic structural view of a screw bolt fixing assembly according to the present utility model.

In the figure, 1, a connecting frame, 2, a leg part, 3, a cushion part, 4, a backrest frame, 5, an embedded positioning type fixed connection assembly, 501, a square sliding block, 502, a square positioning block, 503, a return spring, 504, a fixed bolt, 6, a bearing block, 7, a connector, 8, a connecting bar block, 9, a screwing type bolt fixing assembly, 901, a bidirectional threaded rod, 902, a rotary connector, 903, a screwing handle, 904, a threaded sliding block, 905, a first fixed pin block, 906, a second fixed pin block, 907 and an L-shaped connecting block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a chair structure convenient to install includes a connection frame 1, a leg portion 2 and a cushion portion 3, wherein a backrest frame 4 is fixedly installed on the connection frame 1, the leg portion 2 is fixedly connected with the connection frame 1 through an embedded positioning type fixed connection component 5, a supporting block 6 is fixedly installed on the inner wall of the connection frame 1, a connector 7 is fixedly installed at the bottom of the cushion portion 3, the connector 7 is located at the top of the supporting block 6, a connection bar 8 is fixedly installed at the bottom of the supporting block 6, an installation chute is formed in the connection bar 8, a screwing type bolt fixing component 9 is installed in the installation chute, the screwing type bolt fixing component 9 is used for fixing the connector 7 in a bolt manner, during use, the leg portion 2 is firmly installed on the connection frame 1 through the embedded positioning type fixed connection component 5, the problem that the connecting hole is difficult to be located is solved through the embedded positioning type fixed connection component 5, and then the connector 7 of the cushion portion 3 is aligned and placed at the top of the supporting block 6. Subsequently, the screwing type bolt fixing assembly 9 is operated in the installation chute, the bolt penetrates through the connector 7 and is screwed, so that the firm connection between the cushion part 3 and the connecting frame 1 is realized, the whole process is simple and quick, a complex tool is not needed, the assembly of the chair can be completed, and a user can easily install or detach the chair as required.

The embedded positioning type fixed connection assembly 5 comprises a square sliding block 501 and a square positioning block 502, wherein the square sliding block 501 is slidably inserted into a square sliding groove formed in the side wall of the connection frame 1, the square positioning block 502 is fixed in a through hole groove formed in the supporting leg part 2, one end of the square sliding block 501 is elastically connected with the inner wall of one end of the square sliding groove through a reset spring 503, the other end of the square sliding block 501 is inserted into the through hole groove, corresponding threaded holes are formed in the square sliding block 501 and the square positioning block 502, a fixing bolt 504 is inserted into the threaded holes, during use, the square sliding block 501 slides into the square sliding groove of the connection frame 1, the reset spring 503 is used for keeping elastic connection, the square positioning block 502 is aligned with the through hole groove of the supporting leg part 2, the square sliding block 501 is pushed to be inserted into the through hole groove, the inner wall of the supporting leg part 2 is pushed to enable the reset spring 503 to compress, the square sliding block 501 is pushed into the square sliding groove until the square sliding block 501 is aligned with the through hole groove, and the fixing bolt 504 is screwed in, and the supporting leg part 2 is firmly connected with the connection frame 1 through screw locking.

The screwing type bolt fixing assembly 9 comprises a bidirectional threaded rod 901, the bidirectional threaded rod 901 is rotatably mounted on the inner wall of one end of a mounting sliding groove through a rotary joint 902, a screwing handle 903 is fixedly mounted at one end of the bidirectional threaded rod 901, the screwing handle 903 is located on the outer side of a connecting bar block 8, threaded sliders 904 are mounted on the bidirectional threaded rod 901 and are slidably clamped in the mounting sliding groove, the number of the threaded sliders 904 is two, the two threaded sliders 904 are respectively located at opposite screw ends of the bidirectional threaded rod 901, a first fixing pin block 905 and a second fixing pin block 906 are respectively fixedly mounted on the two threaded sliders 904, the first fixing pin block 905 and the second fixing pin block 906 are respectively fixedly connected with the two threaded sliders 904 through L-shaped connecting blocks 907, and the first fixing pin block 905 and the second fixing pin block 906 are respectively spliced on connecting heads 7 located on two sides of the cushion portion 3. The first fixing pin block 905 and the second fixing pin block 906 are aligned with the connectors 7 on two sides of the cushion portion 3 respectively, and screwing is continued until the two fixing pin blocks are inserted into the connectors 7, so that stable fixing is achieved. The operation is simple and convenient, the bolt is fixed swiftly, the disassembly and the assembly are convenient, and the connection stability of the cushion part 3 and the chair is effectively ensured.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (8)

1. The chair structure convenient to install is characterized by comprising a connecting frame (1), supporting leg parts (2) and a cushion part (3), wherein a back support frame (4) is fixedly installed on the connecting frame (1), the supporting leg parts (2) are fixedly connected with the connecting frame (1) through embedded positioning type fixed connection components (5), a supporting block (6) is fixedly installed on the inner wall of the connecting frame (1), a connector (7) is fixedly installed at the bottom of the cushion part (3), the connector (7) is located at the top of the supporting block (6), a connecting strip block (8) is fixedly installed at the bottom of the supporting block (6), an installation chute is formed in the connecting strip block (8), a screwing type bolt fixing component (9) is installed in the installation chute, and the screwing type bolt fixing component (9) is used for fixing a bolt of the connector (7).

2. The chair structure convenient to install according to claim 1, wherein the embedded positioning type fixed connection assembly (5) comprises a square sliding block (501) and a square positioning block (502), the square sliding block (501) is slidably inserted into a square sliding groove formed in the side wall of the connection frame (1), and the square positioning block (502) is fixed in a through hole groove formed in the supporting leg portion (2).

3. The chair structure convenient to install according to claim 2, wherein one end of the square sliding block (501) is elastically connected with the inner wall of one end of the square sliding groove through a return spring (503), and the other end of the square sliding block (501) is inserted into the through hole groove.

4. The chair structure convenient to install according to claim 3, wherein the square sliding block (501) and the square positioning block (502) are provided with corresponding threaded holes, and fixing bolts (504) are inserted into the threaded holes.

5. The chair structure convenient to install according to claim 1, wherein the screwing bolt fixing assembly (9) comprises a bidirectional threaded rod (901), the bidirectional threaded rod (901) is rotatably installed on the inner wall of one end of the installation chute through a rotary joint (902), a screwing handle (903) is fixedly installed at one end of the bidirectional threaded rod (901), and the screwing handle (903) is located outside the connecting bar (8).

6. The chair structure convenient to install according to claim 5, wherein the bidirectional threaded rod (901) is provided with a threaded slider (904), and the threaded slider (904) is slidably clamped in the installation chute.

7. The chair structure according to claim 6, wherein said number of said threaded sliders (904) is two, and said two threaded sliders (904) are respectively located at opposite thread ends of said bi-directional threaded rod (901).

8. The chair structure convenient to install according to claim 7, wherein a first fixing pin block (905) and a second fixing pin block (906) are fixedly installed on the two threaded sliding blocks (904) respectively, the first fixing pin block (905) and the second fixing pin block (906) are fixedly connected with the two threaded sliding blocks (904) respectively through L-shaped connecting blocks (907), and the first fixing pin block (905) and the second fixing pin block (906) are inserted into the connecting heads (7) located on two sides of the cushion portion (3) respectively.