Spliced sofa connecting structure
By using the connection structure of back pad, bottom pad, handrail pad and limit panel in the spliced sofa, the problem of insufficient reliability of the existing spliced sofa connection structure is solved, and higher stability and connection reliability are achieved.
Patent Information
- Application Number
- CN202420576712.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-03-25
- Publication Date
- 2025-02-11
- Estimated Expiration
- 2034-03-25
AI Technical Summary
The connecting structure of the existing spliced sofa is simple, the connection reliability is insufficient, the stability is not strong, and displacement is prone to occur.
A spliced sofa connection structure is adopted, including back pads, bottom pads, handrail pads and limiting plates, through the matching of U-shaped card slots and card blocks, the design of threaded columns and support cylinders, as well as rotating discs and serrated plates Use to enhance the stability and reliability of the connection.
It effectively improves the stability of the sofa, avoids displacement, enhances the reliability of the connection, and ensures that there is no unstable situation during long-term use of the sofa.
Smart Images
Figure CN222443644U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of spliced sofas, in particular to a spliced sofa connection structure. Background Art
[0002] A sofa is a piece of living furniture for people to rest. It is commonly used in living rooms, reception rooms and other places. There are sofas, especially sofas for multiple people, which are mainly in two forms: one is a fixed sofa, and the other is a spliced combination sofa. The spliced combination sofa is made up of multiple sofa bodies connected laterally, mainly for the convenience of transportation and production.
[0003] The connection structure between the individual units of the existing spliced sofas is relatively simple, and many are simply spliced. The connection reliability is insufficient, the stability is not strong, and displacement is easy to occur. Therefore, a cutting device for processing stainless steel connecting parts is proposed to facilitate the assembly of spliced sofas while improving their stability and avoiding displacement. Utility Model Content
[0004] In view of the problems in the prior art, the utility model provides a splicing sofa connection structure, which facilitates the assembly of the splicing sofa and improves its stability to avoid displacement.
[0005] The technical solution adopted by the utility model to solve the technical problem is a splicing sofa connection structure, including a back cushion, a bottom cushion, an armrest cushion and a limit plate, the front side of the back cushion is respectively provided with a bottom cushion and an armrest cushion, a groove is opened at the bottom of one side of the back cushion, and a U-shaped card slot is fixed in the groove by bolts, a support tube A is provided at the bottom of one side of the bottom cushion, and a threaded connection column is provided in the support tube A, and a card block is fixed on one side of the bottom cushion corresponding to the groove by bolts;
[0006] A support tube B is provided at the bottom of the front side of the base pad, a pull rod is passed through the limiting plate, and a connecting plate is fixed to the bottom of the other side of the base pad by bolts. A fixing plate and a U-shaped plate are provided on one side of the connecting plate. A mounting plate is provided at the bottom of one side of the armrest pad, and a limiting column is welded at the bottom of the mounting plate.
[0007] By adopting the above technical solution, the bottom pad is lifted up, and the card block is buckled by using the U-shaped card slot to achieve the effect of splicing the back pad and the bottom pad together, while increasing the stability of the connection;
[0008] When the threaded connection column is passed through the reserved opening of the support tube A and inserted into the interior of the support tube A, the pull rod is pulled to squeeze the spring, thereby driving the limit plate close to the inner wall of the support tube A to facilitate the threaded connection column to pass through;
[0009] Loosen the pull rod, and the spring's own resilience drives the limit plate close to the threaded connection column to fix it, so that the bottom pads are connected to each other;
[0010] The rotating disk drives the fixed plate and the U-shaped plate to rotate and move to the limit column. The limit column is moved along the serrated plate and clamped into the U-shaped plate to facilitate the connection of the base pad and the armrest pad. The serrated plate increases the friction between the limit column and the limit column to avoid unstable engagement.
[0011] Specifically, the U-shaped card slot and the card block are engaged with each other.
[0012] By adopting the above technical solution, the bottom pad is lifted up, and the card block is buckled by using the U-shaped card slot to achieve the effect of splicing the back pad and the bottom pad together.
[0013] Specifically, a limiting hole is provided on one side of the support tube A, a spring is welded at a position corresponding to the limiting hole in the support tube A, and a limiting plate is provided at the other end of the spring.
[0014] Specifically, a support tube B is welded at a position corresponding to the limiting hole on one side of the support tube A, a limiting plate is welded at one end of the pull rod, and the pull rod runs through the spring and the pull rod.
[0015] By adopting the above technical solution, when the threaded connecting column passes through the reserved opening of the support tube A, the pull rod is pulled to squeeze the spring to drive the limit plate close to the inner wall of the support tube A to facilitate the passage of the threaded connecting column. The pull rod is loosened, and the spring's own resilience drives the limit plate close to the threaded connecting column to fix it, so that the bottom pads are connected to each other.
[0016] Specifically, the bottom of the connecting plate is fixed to the rotating disk by bolts, a fixing plate is welded to the bottom of the rotating disk, one end of the fixing plate is fixed to the U-shaped plate by bolts, and the top of the U-shaped plate is fixed to the serrated plate by bolts.
[0017] Specifically, the U-shaped plate, the serrated plate and the limiting column are engaged with each other.
[0018] By adopting the above technical solution, the rotating disk is used to drive the fixed plate and the U-shaped plate to rotate and move to the limiting column, and the limiting column is moved along the serrated plate and clamped into the U-shaped plate to facilitate the connection of the base pad and the armrest pad. The serrated plate increases the friction between the limiting column and the armrest pad to avoid unstable engagement.
[0019] Beneficial effects of the utility model:
[0020] (1) The utility model discloses a splicing sofa connection structure. When the threaded connection column is passed through the reserved opening of the support tube A, the pull rod is pulled to squeeze the spring to drive the limit plate close to the inner wall of the support tube A to facilitate the threaded connection column to pass through. When the pull rod is released, the spring's own resilience drives the limit plate close to the threaded connection column to fix it, so that the bottom pads are connected to each other.
[0021] (2) The utility model discloses a spliced sofa connection structure, wherein a rotating disk drives a fixed plate and a U-shaped plate to rotate and move to a position where a limiting column is located, and the limiting column is moved along the serrated plate and inserted into the U-shaped plate so as to facilitate connection between the bottom pad and the armrest pad. The serrated plate increases the friction between the limiting column and the armrest pad to avoid unstable engagement. BRIEF DESCRIPTION OF THE DRAWINGS
[0022] The utility model is further described below in conjunction with the accompanying drawings and embodiments.
[0023] Figure 1 It is an overall schematic diagram of the utility model;
[0024] Figure 2 It is a schematic diagram of the bottom pad of the utility model;
[0025] Figure 3 This is a schematic diagram of the armrest pad of the utility model;
[0026] Figure 4 This is a schematic diagram of the support tube A of the utility model;
[0027] Figure 5 It is a schematic diagram of a fixing plate of the utility model;
[0028] In the figure: 1. back pad; 2. bottom pad; 3. armrest pad; 4. groove; 5. U-shaped slot; 6. support tube A; 7. limiting hole; 8. spring; 9. limiting plate; 10. support tube B; 11. pull rod; 12. block; 13. connecting plate; 14. rotating disk; 15. fixing plate; 16. U-shaped plate; 17. serrated plate; 18. mounting plate; 19. limiting column; 20. threaded connecting column. DETAILED DESCRIPTION
[0029] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.
[0030] In order to facilitate the assembly of the sofa, improve its stability and avoid displacement, such as Figure 1-5 As shown, a splicing sofa connection structure described in the utility model comprises a cushion 1, a bottom cushion 2, an armrest cushion 3 and a limit plate 9, the front side of the back cushion 1 is respectively provided with a bottom cushion 2 and an armrest cushion 3, a groove 4 is opened at the bottom of one side of the back cushion 1, and a U-shaped card slot 5 is fixed in the groove 4 by bolts, a support tube A6 is provided at the bottom of one side of the bottom cushion 2, and a threaded connection column 20 is provided in the support tube A6, and a card block 12 is fixed on one side of the bottom cushion 2 corresponding to the groove 4 by bolts;
[0031] A support tube B10 is provided at the bottom of the front side of the base pad 2, a pull rod 11 runs through the limit plate 9, a connecting plate 13 is fixed to the bottom of the other side of the base pad 2 by bolts, a fixing plate 15 and a U-shaped plate 16 are provided on one side of the connecting plate 13, a mounting plate 18 is provided at the bottom of one side of the armrest pad 3, and a limit column 19 is welded at the bottom of the mounting plate 18.
[0032] When in use, the bottom pad 2 is lifted up, and the clamping block 12 is buckled by the U-shaped clamping groove 5, so as to achieve the effect of splicing the back pad 1 and the bottom pad 2 together, and at the same time increase the stability of the connection;
[0033] When the threaded connection column 20 passes through the reserved opening of the support tube A6 and penetrates into the interior of the support tube A6, the pull rod 11 is pulled to squeeze the spring 8, thereby driving the limit plate 9 close to the inner wall of the support tube A6 to facilitate the threaded connection column 20 to pass through;
[0034] Loosen the pull rod 11, and the spring 8 has its own resilience, driving the limit plate 9 to approach the threaded connection column 20 and fix it, so that the bottom pads 2 are connected to each other;
[0035] The rotating disk 14 drives the fixed plate 15 and the U-shaped plate 16 to rotate and move to the limiting column 19, and the limiting column 19 is moved along the serrated plate 17 and inserted into the U-shaped plate 16 to facilitate the connection between the base pad 2 and the armrest pad 3. The serrated plate 17 increases the friction between the limiting column 19 to avoid unstable engagement.
[0036] In order to improve the stability between sofas, for example, Figure 1 , Figure 2 As shown, the utility model also includes that the U-shaped slot 5 and the block 12 are engaged with each other.
[0037] When in use, the bottom pad 2 is lifted up, and the clamping block 12 is buckled by the U-shaped clamping groove 5 to achieve the effect of splicing the back pad 1 and the bottom pad 2 together.
[0038] For example, Figure 1 , Figure 2 , Figure 5 As shown, the utility model also includes that a limiting hole 7 is opened on one side of the support tube A6, a spring 8 is welded at a position corresponding to the limiting hole 7 in the support tube A6, and a limiting plate 9 is provided at the other end of the spring 8.
[0039] For example, Figure 1 , Figure 2 , Figure 5 As shown, the utility model also includes a support tube B10 welded to a position corresponding to the limiting hole 7 on one side of the support tube A6, a limiting plate 9 is welded to one end of the pull rod 11, and the pull rod 11 runs through the spring 8 and the pull rod 11.
[0040] When in use, when the threaded connecting column 20 is passed through the reserved opening of the support tube A6, the spring 8 is squeezed by pulling the pull rod 11 to drive the limit plate 9 close to the inner wall of the support tube A6 to facilitate the passage of the threaded connecting column 20. When the pull rod 11 is released, the spring 8 has its own resilience and drives the limit plate 9 close to the threaded connecting column 20 to fix it, so that the base pads 2 are connected to each other.
[0041] For example, Figure 2 , Figure 4 As shown, the utility model also includes that the bottom of the connecting plate 13 is fixed with a rotating disk 14 by bolts, the bottom of the rotating disk 14 is welded with a fixing plate 15, one end of the fixing plate 15 is fixed with a U-shaped plate 16 by bolts, and the top of the U-shaped plate 16 is fixed with a serrated plate 17 by bolts.
[0042] For example, Figure 2 , Figure 3 , Figure 4 As shown, the utility model further includes that the U-shaped plate 16, the serrated plate 17 and the limiting column 19 are engaged with each other.
[0043] When in use, the rotating disk 14 drives the fixed plate 15 and the U-shaped plate 16 to rotate and move to the limiting column 19, and the limiting column 19 is moved along the serrated plate 17 and inserted into the U-shaped plate 16 to facilitate the connection between the base pad 2 and the armrest pad 3. The serrated plate 17 increases the friction between the limiting column 19 to avoid unstable engagement.
[0044] When the utility model is used, the bottom pad 2 is lifted, and the clamping block 12 is clamped by the U-shaped clamping groove 5, so as to achieve the effect of splicing the back pad 1 and the bottom pad 2 together, and at the same time increase the stability of the connection;
[0045] When the threaded connection column 20 passes through the reserved opening of the support tube A6 and penetrates into the interior of the support tube A6, the pull rod 11 is pulled to squeeze the spring 8, thereby driving the limit plate 9 close to the inner wall of the support tube A6 to facilitate the threaded connection column 20 to pass through;
[0046] Loosen the pull rod 11, and the spring 8 has its own resilience, driving the limit plate 9 to approach the threaded connection column 20 and fix it, so that the bottom pads 2 are connected to each other;
[0047] The rotating disk 14 drives the fixed plate 15 and the U-shaped plate 16 to rotate and move to the limiting column 19, and the limiting column 19 is moved along the serrated plate 17 and inserted into the U-shaped plate 16 to facilitate the connection between the base pad 2 and the armrest pad 3. The serrated plate 17 increases the friction between the limiting column 19 to avoid unstable engagement.
[0048] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions in the specification are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the protection required by the utility model. The scope of protection required by the utility model is defined by the attached claims and their equivalents.
Claims
1. A spliced sofa connection structure, characterized in that: The invention comprises a back pad (1), a bottom pad (2), an armrest pad (3) and a limit plate (9), wherein the back pad (1) is provided with a bottom pad (2) and an armrest pad (3) on the front side thereof, a groove (4) is provided at the bottom of one side of the back pad (1), a U-shaped groove (5) is fixed in the groove (4) by bolts, a support tube A (6) is provided at the bottom of one side of the bottom pad (2), a threaded connection column (20) is provided in the support tube A (6), and a clamping block (12) is fixed in one side of the bottom pad (2) corresponding to the groove (4) by bolts; A support tube B (10) is provided at the bottom of the front side of the base pad (2), a pull rod (11) runs through the limiting plate (9), the bottom of the other side of the base pad (2) is fixed with a connecting plate (13) by bolts, a fixing plate (15) and a U-shaped plate (16) are provided on one side of the connecting plate (13), a mounting plate (18) is provided at the bottom of one side of the armrest pad (3), and a limiting column (19) is welded to the bottom of the mounting plate (18).
2. The splicing sofa connection structure according to claim 1, characterized in that: The U-shaped slot (5) and the block (12) are engaged with each other.
3. The splicing sofa connection structure according to claim 1, characterized in that: A limiting hole (7) is provided on one side of the support tube A (6), a spring (8) is welded at a position corresponding to the limiting hole (7) in the support tube A (6), and a limiting plate (9) is provided at the other end of the spring (8).
4. The splicing sofa connection structure according to claim 1, characterized in that: A support tube B (10) is welded to a position corresponding to the limiting hole (7) on one side of the support tube A (6), a limiting plate (9) is welded to one end of the pull rod (11), and the pull rod (11) passes through the spring (8) and the pull rod (11).
5. The splicing sofa connection structure according to claim 1, characterized in that: The bottom of the connecting plate (13) is fixed to the rotating disk (14) by bolts, the bottom of the rotating disk (14) is welded with a fixing plate (15), one end of the fixing plate (15) is fixed to a U-shaped plate (16) by bolts, and the top of the U-shaped plate (16) is fixed to a serrated plate (17) by bolts.
6. The splicing sofa connection structure according to claim 1, characterized in that: The U-shaped plate (16), the serrated plate (17) and the limiting column (19) are engaged with each other.