Sofa convenient to disassemble and assemble

Abstract

The utility model relates to the technical field of sofas easy to disassemble and assemble, and discloses a sofa convenient to disassemble and assemble, which comprises a sofa supporting plate, a sofa backup plate is arranged on one side of the sofa supporting plate, and a first fixing plate is arranged in the sofa backup plate. A first fixing plate is arranged on the sofa back plate, a moving assembly facilitating disassembly and assembly of the sofa back plate is arranged on the first fixing plate, a sofa base is arranged on one side of the sofa back plate, a second fixing plate is arranged in the sofa base, and a telescopic assembly facilitating disassembly and assembly of the sofa base is arranged on the second fixing plate. When the sofa backup plate needs to be disassembled, the movable plate is manually contracted, then the movable plate drives the first L-shaped plate to move, at the moment, the round-head sliding plate is contracted inwards under the action of the first spring, then the sofa backup plate is directly taken out, connection is firm, assembly is convenient, the working efficiency is improved, time is saved, and the labor intensity of maintenance workers is greatly reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of sofas that are easy to disassemble and assemble, in particular to a sofa that is easy to disassemble and assemble. Background Art

[0002] Sofa is a common piece of furniture used for sitting and resting or receiving guests. It is usually composed of soft cushions, backrests and armrests, and can be placed in the living room, bedroom or other places where you need to rest. The material, design and size of the sofa can be selected according to personal preferences and interior decoration style. In daily home life, the sofa is an indispensable piece of furniture, which brings comfort to people and is deeply loved by people. However, most of the sofas on the market are assembled in the factory, which is not easy to disassemble. They occupy a large volume during transportation and have high transportation costs. When moving or cleaning the sofa, it is usually necessary to disassemble the sofa. If a part of the sofa is broken, it is difficult to repair. In the process of installing and disassembling the sofa, it is difficult for one person to complete it, which brings inconvenience to life.

[0003] According to the Chinese patent with publication number: CN109393816B, a sofa structure includes a seat frame, a backrest, a seat cushion and an armrest, the armrest is installed on the side of the seat frame, the seat cushion is placed on the upper surface of the seat frame, the backrest is located on the seat cushion, the seat cushion includes a wrapping layer, a cotton pad layer and a force-equalizing layer are arranged inside the wrapping layer, and the cotton pad layer is arranged on the upper surface of the force-equalizing layer; the force-equalizing layer includes a plurality of force-equalizing components, and the plurality of force-equalizing components are evenly distributed on the same layer; the force-equalizing component includes a bracket, a diaphragm spring and a support plate, a guide column is arranged in the middle of the support plate perpendicular to the surface of the support plate, the guide column is arranged perpendicular to the surface of the seat cushion, the guide column faces the bracket and a guide hole matching the guide column is opened on the bracket facing the guide column; the diaphragm spring is installed between the bracket and the support plate, and the center line of the diaphragm spring coincides with the center line of the guide column. The present invention has the effect of improving the comfort when the user sits on the seat cushion, and the reaction force of the seat cushion on each part of the human body is relatively close.

[0004] In the above scheme, a cotton pad layer is arranged on the upper surface of the force-balancing layer; the force-balancing layer includes a plurality of force-balancing components, and the plurality of force-balancing components are evenly distributed on the same layer; the force-balancing component includes a bracket, a diaphragm spring and a support plate, and a guide column is arranged in the middle of the support plate perpendicular to the surface of the support plate, and the guide column is arranged perpendicular to the surface of the seat cushion, resulting in the following disadvantages: the existing sofa is very cumbersome to disassemble and assemble, and the sofa usually needs to be disassembled when moving or cleaning the sofa. During the installation and disassembly of the sofa, the staff needs to spend a lot of time to disassemble the sofa bolts, which is difficult to complete by one person, time-consuming and labor-intensive, and cumbersome to operate, which affects the work efficiency of the staff. Utility Model Content

[0005] The utility model aims to provide a sofa which is easy to disassemble and assemble, so as to solve the problem that the staff need to spend a lot of time to disassemble the sofa bolts during the installation and disassembly process.

[0006] In order to achieve the above-mentioned purpose of the utility model, the utility model adopts the following technical scheme: a sofa that is easy to disassemble and assemble, including a sofa armboard, a sofa backboard is arranged on one side of the sofa armboard, a first fixed plate is arranged inside the sofa backboard, a movable component for convenient disassembly and assembly of the sofa backboard is arranged on the first fixed plate, a sofa base is arranged on one side of the sofa backboard, a second fixed plate is arranged inside the sofa base, and a telescopic component for convenient disassembly and assembly of the sofa base is arranged on the second fixed plate.

[0007] Preferably, the moving component includes a first spring, the first spring is fixedly connected to the first fixed plate, one end of the first spring is fixedly connected to a round-headed skateboard, one side of the round-headed skateboard is fixedly connected to a first limiting block, a second slide groove is provided inside the sofa backrest, the first limiting block is slidably connected to the second slide groove, a second square groove is provided on the sofa backrest, a first limiting groove is provided on the sofa backrest, the top surface of the round-headed skateboard is fixedly connected to a first L-shaped plate, the top surface of the first L-shaped plate is fixedly connected to a moving plate, and one side of the sofa backrest is fixedly connected to a fixed block.

[0008] Preferably, the telescopic assembly includes a second spring, the second spring is fixedly connected to the second fixed plate, one end of the second spring is fixedly connected to a fixed head, the bottom of the fixed head is fixedly connected to a second L-shaped plate, one side of the second L-shaped plate is fixedly connected to a thickened plate, one side of the fixed head is fixedly connected to an L-shaped limiting plate, a second limiting groove is provided inside the sofa base, a strip groove is provided inside the sofa base, the L-shaped limiting plate is slidably connected to the strip groove, one side of the sofa base is fixedly connected to a slider, a first sliding groove is provided on the sofa arm plate, and the slider is slidably connected to the first sliding groove.

[0009] Preferably, a plurality of first square grooves are provided on the sofa armrest.

[0010] Preferably, a circular groove is provided on the sofa armrest.

[0011] Preferably, a fixing groove is provided on the sofa armboard, and a fixing block is slidably connected to the fixing groove.

[0012] Preferably, a sofa cushion is provided on the top surface of the sofa base.

[0013] Compared with the prior art, the sofa that is easy to disassemble and assemble by using the above technical solution has the following beneficial effects:

[0014] 1. In use, the sofa backboard to be assembled is placed on the top of the sofa armboard. When the sofa backboard needs to be disassembled, the movable plate is manually retracted, and then the movable plate drives the first L-shaped plate to move. At this time, the round-headed sliding plate retracts inward under the action of the first spring, and then the sofa backboard is directly taken out. There are few assembling parts, the connection is firm, and the assembly is convenient. This structure is easy to use, improves work efficiency, is convenient and quick, saves time, and greatly reduces the labor intensity of maintenance workers;

[0015] 2. During use, the thickened plate is manually retracted, and then the thickened plate is released when the slider moves to a suitable position. At this time, the fixed head is inserted into the circular groove under the action of the second spring to fix the sofa base. When the sofa base is disassembled, the thickened plate is also manually retracted. At this time, the fixed head is retracted inwardly under the action of the second spring, and then the sliders on both sides of the sofa base move out along the first slide groove, so that the sofa base can be quickly disassembled, which is convenient for installation or disassembly, easy to operate and assemble, with firm connection and convenient assembly, thereby improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the three-dimensional structure of an embodiment.

[0017] Figure 2 It is a schematic diagram of the explosion structure of the embodiment.

[0018] Figure 3 It is a structural schematic diagram of the sofa backrest in the embodiment.

[0019] Figure 4 It is a structural schematic diagram of the sofa base of the embodiment.

[0020] In the figure: 1. sofa armrest; 2. first square groove; 3. first slide groove; 4. round groove; 5. sofa backboard; 6. first fixed plate; 7. first spring; 8. round-head slide plate; 9. first limit block; 10. second slide groove; 11. second square groove; 12. first limit groove; 13. first L-shaped plate; 14. moving plate; 15. sofa base; 16. slider; 17. second fixed plate; 18. second spring; 19. fixed head; 20. L-shaped limit plate; 21. second L-shaped plate; 22. thickened plate; 23. second limit groove; 24. strip groove; 25. fixed groove; 26. fixed block; 27. sofa cushion. DETAILED DESCRIPTION

[0021] The preferred embodiments of the present invention are described in detail below in conjunction with the accompanying drawings.

[0022] like Figure 1-Figure 3As shown, a sofa that is easy to disassemble and assemble comprises a sofa armboard 1, a sofa backboard 5 is arranged on one side of the sofa armboard 1, a first fixing plate 6 is arranged inside the sofa backboard 5, a moving assembly that is convenient for disassembling and assembling the sofa backboard 5 is arranged on the first fixing plate 6, a sofa base 15 is arranged on one side of the sofa backboard 5, a second fixing plate 17 is arranged inside the sofa base 15, a telescopic group that is convenient for disassembling and assembling the sofa base 15 is arranged on the second fixing plate 17, and the moving assembly comprises a first spring 7, and the first spring 7 is fixedly connected On the first fixed plate 6, one end of the first spring 7 is fixedly connected to a round-headed skateboard 8, one side of the round-headed skateboard 8 is fixedly connected to a first limiting block 9, a second slide groove 10 is provided inside the sofa backboard 5, the first limiting block 9 is slidably connected to the second slide groove 10, a second square groove 11 is provided on the sofa backboard 5, a first limiting groove 12 is provided on the sofa backboard 5, the top surface of the round-headed skateboard 8 is fixedly connected to a first L-shaped plate 13, the top surface of the first L-shaped plate 13 is fixedly connected to a movable plate 14, and one side of the sofa backboard 5 is fixedly connected to a fixed block 26.

[0023] When in use, the staff puts the sofa backboard 5 to be assembled on the top of the sofa armrest 1, and then presses the sofa backboard 5 downward along the first square groove 2. At this time, the round-headed slide plate 8 is squeezed and moves inward under the action of the first spring 7, and then the round-headed slide plate 8 is fixed and moves left and right under the action of the first limit block 9. When it moves downward to a suitable position, the round-headed slide plate 8 pops out and is fixed inside the first square groove 2. The fixed blocks 26 fixedly connected to the left and right of the sofa backboard 5 move downward and are fixed in the fixed groove 25. When the sofa backboard 5 needs to be disassembled, the movable plate 14 is manually retracted, and then the movable plate 14 drives the first L-shaped plate 13 to move. At this time, the round-headed slide plate 8 is retracted inward under the action of the first spring 7, and then the sofa backboard 5 is directly taken out. There are few assembling parts, the connection is firm, and the assembly is convenient. This structure is easy to use, improves work efficiency, is convenient and quick, saves time, and greatly reduces the labor intensity of maintenance workers.

[0024] like Figure 1-Figure 4As shown, the telescopic assembly includes a second spring 18, which is fixedly connected to the second fixed plate 17, one end of the second spring 18 is fixedly connected to a fixed head 19, the bottom of the fixed head 19 is fixedly connected to a second L-shaped plate 21, one side of the second L-shaped plate 21 is fixedly connected to a thickened plate 22, one side of the fixed head 19 is fixedly connected to an L-shaped limiting plate 20, a second limiting groove 23 is provided inside the sofa base 15, a strip groove 24 is provided inside the sofa base 15, the L-shaped limiting plate 20 is slidably connected to the strip groove 24, one side of the sofa base 15 is fixedly connected to a slider 16, a first slide groove 3 is provided on the sofa arm plate 1, the slider 16 is slidably connected to the first slide groove 3, a plurality of first square grooves 2 are provided on the sofa arm plate 1, a round groove 4 is provided on the sofa arm plate 1, a fixed groove 25 is provided on the sofa arm plate 1, and a fixed block 26 is slidably connected to the fixed groove 25.

[0025] In use, the thickened plate 22 is first manually retracted, and then the second L-shaped plate 21 connected to the thickened plate 22 moves inward, and then the fixed head 19 fixedly connected to the second L-shaped plate 21 moves inward, and then the fixed head 19 is fixedly moved horizontally under the action of the L-shaped limiting plate 20, and then the sliders 16 on both sides of the sofa base 15 move inward along the first slide groove 3, and then when the slider 16 moves to the appropriate position, the thickened plate 22 held by the hand is released, and at this time the fixed head 19 is inserted into the circular groove 4 under the action of the second spring 18 to fix the sofa base 15, and when the sofa base 15 is disassembled, the thickened plate 22 is also manually retracted, and at this time the fixed head 19 is retracted inward under the action of the second spring 18, and then the sliders 16 on both sides of the sofa base 15 move out along the first slide groove 3, so that the sofa base 15 can be quickly disassembled, which is convenient for installation or disassembly, easy to operate and assemble, firm in connection, and convenient to assemble. This structure is easy to use and improves work efficiency.

[0026] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A sofa that is easy to disassemble and assemble, comprising a sofa armrest (1), characterized in that: A sofa backboard (5) is arranged on one side of the sofa armrest (1), a first fixing plate (6) is arranged inside the sofa backboard (5), a moving component for conveniently disassembling and assembling the sofa backboard (5) is arranged on the first fixing plate (6), a sofa base (15) is arranged on one side of the sofa backboard (5), a second fixing plate (17) is arranged inside the sofa base (15), and a telescopic component for conveniently disassembling and assembling the sofa base (15) is arranged on the second fixing plate (17); The moving assembly comprises a first spring (7), wherein the first spring (7) is fixedly connected to a first fixed plate (6), one end of the first spring (7) is fixedly connected to a round-headed slide plate (8), one side of the round-headed slide plate (8) is fixedly connected to a first limiting block (9), a second slide groove (10) is provided inside the sofa backrest (5), the first limiting block (9) is slidably connected to the second slide groove (10), a second square groove (11) is provided on the sofa backrest (5), a first limiting groove (12) is provided on the sofa backrest (5), a top surface of the round-headed slide plate (8) is fixedly connected to a first L-shaped plate (13), a top surface of the first L-shaped plate (13) is fixedly connected to a moving plate (14), and one side of the sofa backrest (5) is fixedly connected to a fixing block (26); The telescopic assembly comprises a second spring (18), wherein the second spring (18) is fixedly connected to a second fixed plate (17), one end of the second spring (18) is fixedly connected to a fixed head (19), the bottom of the fixed head (19) is fixedly connected to a second L-shaped plate (21), one side of the second L-shaped plate (21) is fixedly connected to a thickening plate (22), one side of the fixed head (19) is fixedly connected to an L-shaped limiting plate (20), a second limiting groove (23) is provided inside the sofa base (15), a strip groove (24) is provided inside the sofa base (15), the L-shaped limiting plate (20) is slidably connected to the strip groove (24), one side of the sofa base (15) is fixedly connected to a sliding block (16), a first sliding groove (3) is provided on the sofa armrest (1), and the sliding block (16) is slidably connected to the first sliding groove (3).

2. The sofa that is easy to disassemble and assemble according to claim 1, characterized in that: The sofa armboard (1) is provided with a plurality of first square grooves (2).

3. The sofa that is easy to disassemble and assemble according to claim 1, characterized in that: A circular groove (4) is provided on the sofa armrest (1).

4. The sofa that is easy to disassemble and assemble according to claim 1, characterized in that: The sofa armrest (1) is provided with a fixing groove (25), and a fixing block (26) is slidably connected to the fixing groove (25).

5. The sofa that is easy to disassemble and assemble according to claim 1, characterized in that: A sofa cushion (27) is provided on the top surface of the sofa base (15).

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