Connecting structure for supporting leg and cross beam of solid wood furniture
By designing the combined structure of leg components, stable components and beam components, and using plug grooves, screw holes and rubber anti-slip layers, the problem of unstable connection between solid wood furniture legs and beams is solved, and a stable triangular structure is achieved. Resistance improves safety.
Patent Information
- Application Number
- CN202421165457.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-27
- Publication Date
- 2025-01-03
- Estimated Expiration
- 2034-05-27
AI Technical Summary
The connecting structure of the legs and beams of existing solid wood furniture can easily lead to instability when vibrating or under stress, which may cause safety accidents.
Adopt a combined structure of leg components, stable components and beam components, and through plug-in grooves, screw holes, assembly blocks, grooves, give way slots and rubber anti-slip layer designs, a stable triangular structure is formed to ensure the legs and beams. Stable connection.
The stable connection between the legs and the cross beam is achieved, the resistance is enhanced, the instability of the connecting structure during vibration or stress is avoided, and the safety is improved.
Smart Images
Figure CN222296649U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of furniture, in particular to a connection structure between a leg and a crossbeam of solid wood furniture. Background Art
[0002] Furniture refers to a large category of equipment and facilities that are essential for humans to maintain normal life, engage in production practices and carry out social activities. Furniture has also continued to develop and innovate with the times. Today, it has a wide range of categories, different materials, complete varieties and different uses. It is an important foundation for establishing a working and living space.
[0003] At present, most of the frame structures of solid wood furniture, especially high-end solid wood furniture, adopt the traditional mortise and tenon combination structure. No matter it is handmade or machined, it is necessary to apply glue on the tenon or mortise groove and then assemble it into shape, or fix it with screws. When vibration or force occurs, it is easy to cause the connection structure to be unstable, thus causing safety accidents. Utility Model Content
[0004] In view of the above problems, the purpose of the utility model is to provide a connection structure between the legs and the crossbeam of solid wood furniture, which solves the problem that the connection structure is unstable when vibrating or under stress, thus causing safety accidents. After the connection between the stabilizing rod and the mounting plate is completed, the leg member, the crossbeam member and the stabilizing rod form a stable triangular structure, thereby ensuring the stability and resistance of the connection between the leg member and the crossbeam member.
[0005] To achieve the above purpose, the technical solution adopted by the utility model is as follows: a connection structure between a leg and a beam of solid wood furniture, comprising a leg assembly, a stabilizing assembly, a beam assembly, and a connecting assembly, wherein the leg assembly comprises a leg member and a bolt, the stabilizing assembly comprises a plug-in plate, the beam assembly comprises a beam member, the connecting assembly comprises a fixed angle plate and a gasket plate, plug-in grooves are symmetrically provided at both ends of the leg member, a first screw hole is provided on the inner side of the leg member, a first assembling block is connected to one end of the leg member, a second assembling block is connected to one end of the first assembling block away from the leg member, a through hole is provided on the inner side of the leg member close to one end of the first assembling block, a mounting plate is connected to the top of the plug-in plate, a stabilizing rod is connected to the inner side of the mounting plate, a first groove is provided at one end of the beam member, a second groove is connected to the inner wall of the first groove, a makeshift groove is provided at the symmetrical end of the beam member where the first groove is provided, a makeshift hole is provided on the inner wall of the makeshift groove, and a first countersunk hole is provided on the inner side of the gasket plate.
[0006] The beneficial effects of the utility model are as follows: after completing the connection between the plug-in plate and the leg member, and the connection between the plug-in plate and the crossbeam member, the two ends of the same stabilizing rod are connected to the two groups of mounting plates through the pin shaft. After completing the connection between the stabilizing rod and the mounting plate, the leg member, the crossbeam member and the stabilizing rod form a stable triangular structure, thereby ensuring the stability and resistance of the connection between the leg member and the crossbeam member. By setting the yield groove, a groove body for installing the gasket plate is provided, and by setting the crossbeam through hole, a channel for inserting the plug-in rod is provided, and then the plug-in rod is inserted into the crossbeam through hole to realize the first step of connecting the fixed angle plate and the crossbeam member, and then the gasket plate, the crossbeam member and the plug-in rod are further connected using bolts, thereby ensuring the stability of the connection between the crossbeam member and the fixed angle plate.
[0007] For insertion into the plugboard:
[0008] As a further improvement of the above technical solution: the plug-in groove is a rectangular concave groove, four plug-in grooves are simultaneously opened on the inner sides of the leg member and the crossbeam member, and a limiting hole is opened on the inner side of the first assembly block.
[0009] The beneficial effects of this improvement are: through the setting of the plug-in slot, it is used for inserting the plug-in board, and through the setting of the first screw hole, it is used to use bolts to connect the plug-in board with the support leg member, and to connect the crossbeam member with the plug-in board.
[0010] In order to achieve the connection between the leg parts, the crossbeam parts and the gasket plate:
[0011] As a further improvement of the above technical solution: the size of the first assembling block matches the size of the first groove, and the size of the second assembling block matches the size of the second groove.
[0012] The beneficial effect of this improvement is: when making a connection, the second assembly block is smoothly inserted into the second groove, and the first assembly block is smoothly inserted into the first groove. At this time, the positioning cross bar is simultaneously inserted into the limiting hole, and then bolts are used to pass through the first countersunk hole and the clearance hole to connect the second assembly block, the cross beam, and the gasket plate, thereby realizing the connection of the leg member, the cross beam, and the gasket plate.
[0013] In order to ensure the stability and resistance of the connection between the legs and the crossbeam:
[0014] As a further improvement of the above technical solution: the stabilizing rod is arranged in a cylindrical structure, and the outer ring in the middle of the stabilizing rod is wrapped with a rubber anti-slip layer.
[0015] The beneficial effect of this improvement is: after completing the connection between the plug-in plate and the leg member, and the connection between the plug-in plate and the crossbeam member, the two ends of the same stabilizing rod are connected to the two groups of mounting plates through a pin shaft. After completing the connection between the stabilizing rod and the mounting plate, the leg member, the crossbeam member and the stabilizing rod form a stable triangular structure, thereby ensuring the stability and resistance of the connection between the leg member and the crossbeam member.
[0016] In order to insert two sets of plug-in plates into the plug-in slots provided in the leg parts and the plug-in slots provided in the crossbeam parts at the same time:
[0017] As a further improvement of the above technical solution: a plug-in slot and a first screw hole are symmetrically provided at the same end of the cross beam, and the size of the plug-in slot matches the size of the plug-in board.
[0018] The beneficial effect of this improvement is: after the connection between the leg member and the crossbeam member is completed through the connecting assembly, the two groups of plug-in plates are simultaneously inserted into the plug-in slots opened in the leg member and the plug-in slots opened in the crossbeam member, and then the two groups of plug-in plates are respectively connected to the leg member and the crossbeam member using bolts.
[0019] In order to ensure the stability of the connection between the crossbeam and the fixed angle plate:
[0020] As a further improvement of the above technical solution: a beam through hole is opened on the inner wall of the clearance groove, and the radius of the beam through hole is the same as the radius of the second countersunk hole.
[0021] The beneficial effects of this improvement are as follows: by setting the give way groove, a groove body is provided for installing the gasket plate, and by setting the crossbeam through hole, a channel is provided for inserting the plug-in rod, and then the plug-in rod is inserted into the crossbeam through hole to realize the first step of connecting the fixed angle plate and the crossbeam member, and then bolts are used to further connect the gasket plate, the crossbeam member and the plug-in rod, thereby ensuring the stability of the connection between the crossbeam member and the fixed angle plate.
[0022] In order to use bolts to pass through the second countersunk hole in the gasket plate and connect the gasket plate, the crossbeam and the plug-in rod:
[0023] As a further improvement of the above technical solution: one end of the fixed angle plate is connected to two plug-in rods of the same size, and two through holes are provided on the inner side of one end of the fixed angle plate away from the plug-in rods.
[0024] The beneficial effect of this improvement is: when in use, the end of the fixed angle plate with the through hole is fitted to the side of the leg member, and then the fixed angle plate is slid and the plug-in rod is inserted into the corresponding crossbeam through hole, and the two fixed angle plates are connected after the bolt passes through the through hole, and then the bolt is used to pass through the second countersunk hole opened in the gasket plate and connect the gasket plate, the crossbeam member and the plug-in rod.
[0025] To avoid contact between the bolt head and the inner wall of the clearance groove:
[0026] As a further improvement of the above technical solution: the size of the gasket plate matches the size of the clearance groove, a first countersunk hole and a second countersunk hole are opened on the inner side of the gasket plate, and the gasket plate is adhered to the inner wall of the clearance groove by glue.
[0027] The beneficial effect of this improvement is that by setting the gasket plate, the bolt head can be prevented from contacting the inner wall of the clearance groove, thereby ensuring the stability of the connection between the bolt and the second countersunk hole, as well as the stability of the connection between the plug rod and the crossbeam. BRIEF DESCRIPTION OF THE DRAWINGS
[0028] Figure 1 It is a schematic diagram of the main structure of the utility model.
[0029] Figure 2 It is a schematic cross-sectional structural diagram of the cross beam member of the utility model.
[0030] Figure 3 It is a structural schematic diagram of the leg member of the utility model.
[0031] Figure 4 It is a structural schematic diagram of the first groove of the utility model.
[0032] Figure 5 It is a structural schematic diagram of the yield groove of the utility model.
[0033] Figure 6 It is a structural schematic diagram of the fixed angle plate of the utility model.
[0034] In the figure: 1. Leg assembly; 11. Leg member; 12. Plug-in groove; 13. First screw hole; 14. First assembly block; 15. Second assembly block; 16. Limit hole; 17. Through hole; 18. Bolt; 2. Stabilizing assembly; 21. Plug-in plate; 22. Mounting plate; 23. Stabilizing rod; 24. Anti-skid layer; 3. Beam assembly; 31. Beam member; 32. First groove; 33. Second groove; 34. Make way groove; 35. Make way hole; 36. Beam through hole; 37. Positioning crossbar; 4. Connecting assembly; 41. Fixed angle plate; 42. Plug-in rod; 43. Gasket plate; 44. First countersunk hole; 45. Second countersunk hole. DETAILED DESCRIPTION
[0035] In order to enable those skilled in the art to better understand the technical solution of the utility model, the utility model is described in detail below in conjunction with the accompanying drawings. The description in this part is only exemplary and explanatory and should not have any limiting effect on the protection scope of the utility model.
[0036] like Figure 1-6As shown, a connection structure between a leg and a crossbeam of solid wood furniture comprises a leg assembly 1, a stabilizing assembly 2, a crossbeam assembly 3, and a connecting assembly 4. The leg assembly 1 comprises a leg member 11 and a bolt 18. The stabilizing assembly 2 comprises a plug-in plate 21. The crossbeam assembly 3 comprises a crossbeam member 31. The connecting assembly 4 comprises a fixed angle plate 41 and a gasket plate 43. Plug-in grooves 12 are symmetrically provided at both ends of the leg member 11. A first screw hole 13 is provided on the inner side of the leg member 11. One end of the leg member 11 is connected to a first assembling block 14. The end of the first assembling block 14 away from the leg member 11 is connected to a second assembling block 15. The leg member 11 is provided with a first screw hole 13. A through hole 17 is provided on the inner side of one end of the first assembly block 14 near the first assembly block 11, a mounting plate 22 is connected to the top of the plug-in board 21, a stabilizing rod 23 is connected to the inner side of the mounting plate 22, a first groove 32 is provided on one end of the cross beam 31, a second groove 33 is connected to the inner wall of the first groove 32, a clearance groove 34 is provided on the symmetrical end of the cross beam 31 where the first groove 32 is provided, a clearance hole 35 is provided on the inner wall of the clearance groove 34, a first countersunk hole 44 is provided on the inner side of the gasket plate 43, the plug-in groove 12 is a rectangular concave groove, and four plug-in grooves are provided on the inner sides of the leg member 11 and the cross beam 31 at the same time
[0037] 12, a limiting hole 16 is provided on the inner side of the first assembly block 14; the plug-in groove 12 is provided for inserting the plug-in board 21, and the first screw hole 13 is provided for connecting the plug-in board 21 with the leg member 11 using the bolt 18, and connecting the crossbeam member 31 with the plug-in board 21, the size of the first assembly block 14 matches the size of the first groove 32, and the size of the second assembly block 15 matches the size of the second groove 33; when connecting, the second assembly block 15 is smoothly inserted into the second groove 33, and the first assembly block 14 is smoothly inserted into the first groove 32, and the positioning cross bar 37 is simultaneously inserted into the limiting hole 16 , and then use the bolt 18 to pass through the first countersunk hole 44 and the clearance hole 35 to connect the second assembly block 15, the cross beam 31, and the gasket plate 43, thereby realizing the connection between the leg member 11, the cross beam 31, and the gasket plate 43. The stabilizing rod 23 is a cylindrical structure, and the outer ring of the middle part of the stabilizing rod 23 is wrapped with a rubber anti-slip layer 24; after completing the connection between the plug-in plate 21 and the leg member 11, and the connection between the plug-in plate 21 and the cross beam 31, the two ends of the same stabilizing rod 23 are connected to the two groups of mounting plates 22 through the pin shaft. After completing the connection between the stabilizing rod 23 and the mounting plate 22, the leg member 11, the cross beam 31, and the stabilizing rod 23 form a stabilizing rod. A triangular structure is formed to ensure the stability and resistance of the connection between the leg member 11 and the cross beam member 31. The same end of the cross beam member 31 is symmetrically provided with a plug-in slot 12 and a first screw hole 13. The size of the plug-in slot 12 matches the size of the plug-in plate 21. After the connection between the leg member 11 and the cross beam member 31 is completed by the connecting component 4, the two groups of plug-in plates 21 are simultaneously inserted into the plug-in slots 12 opened in the leg member 11 and the plug-in slots 12 opened in the cross beam member 31, and then the two groups of plug-in plates 21 are respectively connected to the leg member 11 and the cross beam member 31 using bolts 18. The inner wall of the give way slot 34 is provided with a cross beam through hole 36. The radius of the cross beam through hole 36 matches the first screw hole 13. The radius of the two countersunk holes 45 is the same; through the setting of the give way groove 34, a groove body for installing the gasket plate 43, through the setting of the crossbeam through hole 36, a channel for inserting the plug rod 42, and then inserting the plug rod 42 into the crossbeam through hole 36 to achieve the first step of connecting the fixed angle plate 41 with the crossbeam 31, and then using the bolt 18 to further connect the gasket plate 43, the crossbeam 31, and the plug rod 42, so as to ensure the stability of the connection between the crossbeam 31 and the fixed angle plate 41, one end of the fixed angle plate 41 is connected to two plug rods 42 of the same size, and the inner side of the fixed angle plate 41 away from the end of the plug rod 42 is provided with two through holes 17;When in use, one end of the fixing angle plate 41 with the through hole 17 is fitted to one side of the leg member 11, and then the fixing angle plate 41 is slid and the plug-in rod 42 is inserted into the corresponding cross beam through hole 36. The two fixing angle plates 41 are connected after the bolt 18 passes through the through hole 17. Then, the bolt 18 passes through the second countersunk hole 45 provided on the gasket plate 43 and the gasket plate 43, the cross beam member 31 and the plug-in rod 42 are connected. The size of the gasket plate 43 matches the size of the clearance groove 34. The inner side of the gasket plate 43 is provided with a first countersunk hole 44 and a second countersunk hole 45. The gasket plate 43 is glued to the inner wall of the clearance groove 34. The setting of the gasket plate 43 can avoid the contact between the bolt head of the bolt 18 and the inner wall of the clearance groove 34, thereby ensuring the stability of the connection between the bolt 18 and the second countersunk hole 45, and the stability of the connection between the plug-in rod 42 and the cross beam member 31. ;
[0038] The working principle of the utility model is as follows: when in use, the second assembling block 15 is smoothly inserted into the second groove 33, and the first assembling block 14 is smoothly inserted into the first groove 32. At this time, the positioning cross bar 37 is simultaneously inserted into the limiting hole 16, and then the bolt 18 is used to pass through the first countersunk hole 44 and the clearance hole 35 to connect the second assembling block 15, the cross beam 31, and the gasket plate 43 to achieve the connection of the leg member 11, the cross beam 31, and the gasket plate 43. Then, one end of the fixing angle plate 41 with the through hole 17 is fitted to one side of the leg member 11, and then the fixing angle plate 41 is slid and the plug-in rod 42 is inserted into the corresponding cross beam 41. The two fixed angle plates 41 are connected by passing the bolts 18 through the through holes 17, and then the bolts 18 are passed through the second countersunk holes 45 opened in the gasket plate 43 to connect the gasket plate 43, the cross beam 31, and the plug-in rod 42. The slot 34 is provided for installing the gasket plate 43, and the channel for inserting the plug-in rod 42 is provided through the cross beam through hole 36. Then, the plug-in rod 42 is inserted into the cross beam through hole 36 to realize the first step of connecting the fixed angle plate 41 with the cross beam 31, and then the gasket plate 43, the cross beam 31, and the plug-in rod 42 are further connected by the bolts 18. The connection of the steps is performed to ensure the stability of the connection between the cross beam 31 and the fixed angle plate 41. After the connection between the leg member 11 and the cross beam 31 is completed by the connecting assembly 4, the two groups of plug-in plates 21 are simultaneously inserted into the plug-in slots 12 opened in the leg member 11 and the plug-in slots 12 opened in the cross beam 31. Then, the two groups of plug-in plates 21 are respectively connected to the leg member 11 and the cross beam 31 using bolts 18. After the connection between the plug-in plates 21 and the leg member 11 and the connection between the plug-in plates 21 and the cross beam 31 are completed, the two ends of the same stabilizing rod 23 are connected to the two groups of mounting plates 22 through the pin shaft to complete the connection between the stabilizing rod 23 and the mounting plate 22 After connection, the leg member 11, the cross beam member 31 and the stabilizing rod 23 form a stable triangular structure, thereby ensuring the stability and resistance of the connection between the leg member 11 and the cross beam member 31. The plug-in slot 12 is provided for inserting the plug-in plate 21. The first screw hole 13 is provided for connecting the plug-in plate 21 to the leg member 11 with the bolt 18, as well as connecting the cross beam member 31 to the plug-in plate 21. The gasket plate 43 is provided to avoid contact between the bolt head of the bolt 18 and the inner wall of the clearance groove 34, thereby ensuring the stability of the connection between the bolt 18 and the second countersunk hole 45, as well as the stability of the connection between the plug-in rod 42 and the cross beam member 31.
[0039] It should be noted that, in this article, the terms "comprises", "includes" or any other variations thereof are intended to cover non-exclusive inclusion, so that a process, method, article or apparatus that includes a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or apparatus.
[0040] This article uses specific examples to illustrate the principles and implementation methods of the utility model. The above examples are only used to help understand the method and core ideas of the utility model. The above is only the preferred implementation method of the utility model. It should be pointed out that due to the limitations of textual expression, there are objectively infinite specific structures. For ordinary technicians in this technical field, without departing from the principle of the utility model, they can make several improvements, modifications or changes, and can also combine the above technical features in an appropriate manner; these improvements, modifications, changes or combinations, or the direct application of the concept and technical solution of the utility model to other occasions without improvement, should be regarded as the protection scope of the utility model.
Claims
1. A connection structure between a leg and a crossbeam of solid wood furniture, comprising a leg assembly (1), a stabilizing assembly (2), a crossbeam assembly (3), and a connecting assembly (4), wherein the leg assembly (1) comprises a leg member (11) and a bolt (18), the stabilizing assembly (2) comprises a plug-in plate (21), the crossbeam assembly (3) comprises a crossbeam member (31), and the connecting assembly (4) comprises a fixed angle plate (41) and a gasket plate (43), characterized in that: The two ends of the leg member (11) are symmetrically provided with plug-in grooves (12); the inner side of the leg member (11) is provided with a first screw hole (13); one end of the leg member (11) is connected to a first assembly block (14); the end of the first assembly block (14) away from the leg member (11) is connected to a second assembly block (15); the inner side of the end of the leg member (11) close to the first assembly block (14) is provided with a through hole (17); the top of the plug board (21) is connected to The mounting plate (22) is provided with a stabilizing rod (23) on the inner side of the mounting plate (22); a first groove (32) is provided at one end of the cross beam (31); the inner wall of the first groove (32) is connected to the second groove (33); a clearance groove (34) is provided at the symmetrical end of the cross beam (31) where the first groove (32) is provided; a clearance hole (35) is provided on the inner wall of the clearance groove (34); and a first countersunk hole (44) is provided on the inner side of the gasket plate (43).
2. The connection structure between a leg and a crossbeam of solid wood furniture according to claim 1, characterized in that: The insertion groove (12) is a rectangular concave groove. Four insertion grooves (12) are provided on the inner sides of the leg member (11) and the cross beam member (31). A limiting hole (16) is provided on the inner side of the first assembly block (14).
3. The connection structure between a leg and a crossbeam of solid wood furniture according to claim 1, characterized in that: The size of the first assembling block (14) matches the size of the first groove (32), and the size of the second assembling block (15) matches the size of the second groove (33).
4. The connection structure between a solid wood furniture leg and a crossbeam according to claim 1, characterized in that: The stabilizing rod (23) is arranged in a cylindrical structure, and the outer ring in the middle of the stabilizing rod (23) is wrapped with a rubber anti-slip layer (24).
5. The connection structure between a solid wood furniture leg and a crossbeam according to claim 1, characterized in that: The same end of the cross beam (31) is symmetrically provided with an inserting groove (12) and a first screw hole (13), and the size of the inserting groove (12) matches the size of the inserting plate (21).
6. The connection structure between a solid wood furniture leg and a crossbeam according to claim 1, characterized in that: A crossbeam through hole (36) is formed on the inner wall of the clearance groove (34), and the radius of the crossbeam through hole (36) is the same as the radius of the second countersunk hole (45).
7. The connection structure between a solid wood furniture leg and a crossbeam according to claim 1, characterized in that: One end of the fixed angle plate (41) is connected to two plug-in rods (42) of the same size, and two through holes (17) are provided on the inner side of one end of the fixed angle plate (41) away from the plug-in rods (42).
8. The connection structure between a solid wood furniture leg and a crossbeam according to claim 1, characterized in that: The size of the gasket plate (43) matches the size of the clearance groove (34), a first countersunk hole (44) and a second countersunk hole (45) are provided on the inner side of the gasket plate (43), and the gasket plate (43) is adhered to the inner wall of the clearance groove (34) by glue.