High-efficiency safe furniture folding connecting piece

Abstract

The utility model discloses a high-efficiency safe furniture folding connecting piece which comprises a fixing frame, the top of the inner side face of the fixing frame is rotationally connected with a supporting frame, the two sides of the outer surface of the fixing frame are rotationally connected with supporting arms, and the tops of the inner side faces of the supporting arms are rotationally connected with first sleeves. According to the high-efficiency safe furniture folding connecting piece, through the arrangement of the supporting arms, the limiting rods, the limiting holes and the first springs, the limiting rods are pulled, and the angle between the supporting frame and the fixing frame is changed, so that the connecting piece is convenient to fold, the adjusting range is effectively increased, meanwhile, the two supporting arms change along with the angle change of the supporting frame, and when the limiting rods are loosened, the limiting rods are loosened. And under the elastic action of the first springs, the limiting rods are inserted into the corresponding limiting holes, so that the supporting arms are fixed, the supporting effect of the connecting piece is guaranteed, the stability and firmness of the connecting piece are enhanced, the phenomenon of loosening or sliding in the using process is avoided, using is more reliable, and the using requirement of a user is met.

Description

Technical Field

[0001] The utility model relates to the technical field of folding connectors, in particular to a high-efficiency and safe furniture folding connector. Background Art

[0002] The furniture commonly used by people mainly includes tables, chairs, beds, shoe racks and book shelves. The use of furniture not only provides a lot of convenience for people's daily life, but also has a storage function, which also provides a lot of convenience for people's indoor cleanliness. In the prior art, folding furniture is increasingly used. After folding the furniture, it is convenient to transport, and the volume it occupies is small, which is convenient for storage.

[0003] After searching, Chinese Patent Publication (Announcement) No. CN208243268U discloses a positioning assembly of folding furniture and folding furniture. The positioning assembly of folding furniture includes a first support frame, a second support frame, a first connecting part, a second connecting part, a connecting piece and a positioning piece; one end of the first support frame is connected to one end of the first connecting part, one end of the second support frame is connected to one end of the second connecting part, and the other end of the first connecting part is connected to the other end of the second connecting part; the other end of the first connecting part is connected to the other end of the second connecting part through a connecting piece; the other end of the first connecting part is connected to the other end of the second connecting part through a positioning piece. The technical problem of the unstable support connection structure and poor use effect of the folding bed in the prior art is solved. The two support frames of the utility model are respectively connected to the connecting parts, the two connecting parts are fixedly connected by a connecting piece, and the position between the two support members is limited by a positioning piece, so that the position of the connection between the two support members is more stable.

[0004] Although the connector of the above patent can be folded, the folding range is small, the supporting effect is poor, and it is inconvenient to use. Therefore, it is necessary to design a high-efficiency and safe furniture folding connector to solve the above problems. Utility Model Content

[0005] The main purpose of the utility model is to provide a high-efficiency and safe furniture folding connector, which can effectively solve the problems in the background technology.

[0006] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0007] A high-efficiency and safe furniture folding connector comprises a fixing frame, the top of the inner side surface of the fixing frame is rotatably connected to a support frame, both sides of the outer surface of the fixing frame are rotatably connected to support arms, the top of the inner side surface of the support arm is rotatably connected to a first sleeve, and the outer surface of the first sleeve is sleeved with a connecting seat; the middle part of the inner side surface of the connecting seat is slidably connected to a limit rod, a limit hole is provided in the middle part of the inner top wall of the support frame, the middle part of the outer surface of the limit rod is threadedly connected to a screw sleeve, the outer surface of the screw sleeve is fixedly connected to a gasket, and the bottom of the outer surface of the limit rod is sleeved with a first spring.

[0008] In order to facilitate the installation of the first sleeve, as a high-efficiency and safe furniture folding connector of the utility model, one end of the first sleeve is threadedly connected to the first stud, and one end of the first stud is fixedly connected to the first limit block.

[0009] In order to facilitate the guiding of the first sleeve, a guide groove is provided in the middle of the outer surface of the support frame as a high-efficiency and safe furniture folding connector of the utility model.

[0010] In order to achieve the effect of facilitating the control of the limit rod, as a high-efficiency and safe furniture folding connector of the utility model, one end of the limit rod is fixedly connected to a fixing block, and the interior of the fixing block is rotatably connected to a pull ring.

[0011] In order to facilitate the connection of the second sleeve, as a high-efficiency and safe furniture folding connector of the utility model, a first connecting hole is opened in the middle of the inner side surface of the fixing frame, and the second sleeve is inserted into the inside of the first connecting hole.

[0012] In order to facilitate the installation of the support arm, as a high-efficiency and safe furniture folding connector of the utility model, one end of the second sleeve is threadedly connected to the second stud, and one end of the second stud is fixedly connected to the second limit block.

[0013] In order to facilitate the connection of the fixing frame and the supporting frame, the utility model provides a high-efficiency and safe furniture folding connector. A third sleeve is movably connected to the connection between the inner side of the fixing frame and the supporting frame. Second springs are fixedly connected to both sides of the third sleeve. An insertion rod is fixedly connected to one end of the second spring. A second connecting hole is provided on the outer surface of the fixing frame and the supporting frame close to the insertion rod.

[0014] In order to facilitate the connection of external panels, as a high-efficiency and safe furniture folding connector of the utility model, first mounting holes are opened on both sides of the inner side of the fixing frame, and second mounting holes are opened on both sides of the upper surface of the supporting frame.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] 1. In the utility model, through the arrangement of the support arm, the limit rod, the limit hole and the first spring, the limit rod is pulled to change the angle between the support frame and the fixing frame, so that the connecting piece is easy to fold, the flexibility during adjustment is increased, and the adjustment range is effectively increased. At the same time, the two groups of support arms change with the angle of the support frame. When the limit rod is loosened, under the elastic action of the first spring, the limit rod is inserted into the corresponding limit hole, thereby fixing the support arm, ensuring the supporting effect of the connecting piece, enhancing the stability and firmness of the connecting piece, avoiding loosening or sliding during use, and making it more reliable to use and meeting the user's use needs.

[0017] 2. In the utility model, through the arrangement of the first stud, the second sleeve, the second stud, the third sleeve, the second spring, and the insertion rod, the first stud is threadedly connected to the inside of the first sleeve, and the top of the support arm is limited by the first limit block, the second stud is threadedly connected to the inside of the second sleeve, and the bottom of the support arm is limited by the second limit block, and the insertion rod is pressed to shrink to the inside of the third sleeve. At the same time, the second spring is compressed, and then the third sleeve is placed on the top of the inner side of the fixing frame. Under the elastic action of the second spring, the two groups of insertion rods are inserted into the corresponding second connecting holes, thereby connecting the support frame to the fixing frame, making the installation and disassembly of the connecting structure more convenient, and facilitating replacement and maintenance when damaged, saving costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the main structure of an embodiment of the utility model;

[0019] Figure 2 This is a bottom view structural diagram of an embodiment of the utility model;

[0020] Figure 3 This is a schematic diagram of the structure of the fixing frame of an embodiment of the utility model;

[0021] Figure 4 This is a schematic diagram of the support frame structure of an embodiment of the utility model;

[0022] Figure 5 This is a schematic diagram of the connecting seat structure of an embodiment of the utility model.

[0023] In the figure: 1, fixing frame; 2, supporting frame; 3, supporting arm; 4, first sleeve; 5, connecting seat; 6, limiting rod; 7, limiting hole; 8, screw sleeve; 9, gasket; 10, first spring; 11, first stud; 12, first limiting block; 13, guide groove; 14, fixing block; 15, pull ring; 16, first connecting hole; 17, second sleeve; 18, second stud; 19, second limiting block; 20, third sleeve; 21, second spring; 22, plug rod; 23, second connecting hole; 24, first mounting hole; 25, second mounting hole. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Example

[0026] like Figure 1-5 As shown, a high-efficiency and safe furniture folding connector includes a fixing frame 1, the top of the inner side surface of the fixing frame 1 is rotatably connected to a support frame 2, both sides of the outer surface of the fixing frame 1 are rotatably connected to support arms 3, the top of the inner side surface of the support arm 3 is rotatably connected to a first sleeve 4, and the outer surface of the first sleeve 4 is sleeved with a connecting seat 5; the middle part of the inner side surface of the connecting seat 5 is slidably connected to a limiting rod 6, the middle part of the inner top wall of the support frame 2 is provided with a limiting hole 7, the middle part of the outer surface of the limiting rod 6 is threadedly connected to a screw sleeve 8, the outer surface of the screw sleeve 8 is fixedly connected to a gasket 9, and the bottom of the outer surface of the limiting rod 6 is sleeved with a first spring 10.

[0027] When in use, through the arrangement of the support arm 3, the first sleeve 4, the limit rod 6, the limit hole 7, the gasket 9 and the first spring 10, the support frame 2 is rotatably connected to the top of the inner side surface of the fixing frame 1, one end of the support arm 3 is rotatably connected to the middle of the outer surface of the fixing frame 1, and the other end is connected to the support frame 2, the limit rod 6 is first inserted into the inside of the connecting seat 5, the first spring 10 is sleeved on the outer surface of the limit rod 6, the screw sleeve 8 is threadedly connected to the middle of the outer surface of the limit rod 6, so that the gasket 9 is installed, the connecting seat 5 is placed on the inner side of the support frame 2, the first sleeve 4 is inserted into the guide groove 13 and the inside of the connecting seat 5, the connecting seat 5 and the support arm 3 are supported, so that the connection The installation and disassembly of the component structure is more convenient, and the convenience during maintenance is increased. When the support frame 2 needs to be folded, the limit rod 6 is pulled to change the angle between the support frame 2 and the fixing frame 1, so that the connecting piece is easy to fold, the flexibility during adjustment is increased, and the adjustment range is effectively increased. At the same time, the two groups of support arms 3 change with the angle of the support frame 2. When the limit rod 6 is loosened, under the elastic action of the first spring 10, the limit rod 6 is inserted into the corresponding limit hole 7, thereby fixing the support arm 3, ensuring the supporting effect of the connecting piece, enhancing the stability and firmness of the connecting piece, avoiding loosening or sliding during use, and being more reliable to meet the user's usage needs.

[0028] In this embodiment, one end of the first sleeve 4 is threadedly connected to the first stud 11 , and one end of the first stud 11 is fixedly connected to the first limiting block 12 .

[0029] During specific use, through the setting of the first stud 11, after the two sets of support arms 3 and the connecting seat 5 are installed, the first stud 11 is threadedly connected to the inside of the first sleeve 4, and is limited by the first limit block 12, so that the installation of the connecting structure is more convenient and the convenience of maintenance is increased.

[0030] In this embodiment, a guide groove 13 is provided in the middle of the outer surface of the support frame 2 .

[0031] During specific use, the guide groove 13 is provided to facilitate installation of the first sleeve 4 and guide the movement of the first sleeve 4, so that the support arm 3 moves more smoothly.

[0032] In this embodiment, one end of the limiting rod 6 is fixedly connected to a fixing block 14 , and a pull ring 15 is rotatably connected inside the fixing block 14 .

[0033] During specific use, through the setting of the pull ring 15, the fixed block 14 is fixed to the bottom of the limit rod 6 to support the pull ring 15. The pull ring 15 is convenient for the user to exert force on the hand, which is convenient for operating and controlling the limit rod 6, increasing the convenience of use.

[0034] In this embodiment, a first connection hole 16 is formed in the middle of the inner side surface of the fixing frame 1 , and a second sleeve 17 is inserted into the first connection hole 16 .

[0035] During specific use, by setting the second sleeve 17, the holes at the bottom of the two groups of support arms 3 are aligned with the first connecting holes 16 on the surface of the fixing frame 1, and then the second sleeve 17 is inserted into the first connecting hole 16 to support the support arms 3.

[0036] In this embodiment, one end of the second sleeve 17 is threadedly connected to the second stud 18 , and one end of the second stud 18 is fixedly connected to the second limiting block 19 .

[0037] During specific use, through the setting of the second stud 18, after the two groups of support arms 3 are connected to the second sleeve 17, the second stud 18 is threadedly connected to the inside of the second sleeve 17, so that the support arm 3 is limited by the second limit block 19, so that the connecting piece structure is easy to maintain and easy to install and disassemble.

[0038] In this embodiment, a third sleeve 20 is movably connected to the connection between the inner side surfaces of the fixing frame 1 and the supporting frame 2, second springs 21 are fixedly connected to both sides of the inside of the third sleeve 20, an insertion rod 22 is fixedly connected to one end of the second spring 21, and a second connecting hole 23 is provided on the outer surface of the fixing frame 1 and the supporting frame 2 near the insertion rod 22.

[0039] During specific use, the second connecting holes 23 on the surfaces of the fixing frame 1 and the supporting frame 2 are aligned by setting the insertion rod 22 and the second connecting hole 23, and the insertion rod 22 is pressed to shrink it into the inside of the third sleeve 20. At the same time, the second spring 21 is compressed, and then the third sleeve 20 is placed on the top of the inner side of the fixing frame 1. Under the elastic action of the second spring 21, the two groups of insertion rods 22 are inserted into the corresponding second connecting holes 23, thereby connecting the supporting frame 2 with the fixing frame 1, making the installation and disassembly of the two more convenient, and facilitating replacement and maintenance when damaged, thereby saving costs.

[0040] In this embodiment, first mounting holes 24 are formed on both sides of the inner side surface of the fixing frame 1 , and second mounting holes 25 are formed on both sides of the upper surface of the supporting frame 2 .

[0041] During specific use, the first mounting hole 24 and the second mounting hole 25 are provided to facilitate the connection between the connector and the external furniture plate, thereby playing a connecting role.

[0042] Working principle: During use, align the second connecting holes 23 on the surfaces of the fixing frame 1 and the supporting frame 2, press the insertion rod 22 to shrink it into the inside of the third sleeve 20, and at the same time the second spring 21 is compressed, and then place the third sleeve 20 on the top of the inner side of the fixing frame 1. Under the elastic action of the second spring 21, the two groups of insertion rods 22 are inserted into the corresponding second connecting holes 23, thereby connecting the supporting frame 2 to the fixing frame 1, align the holes at the bottom of the two groups of supporting arms 3 with the first connecting holes 16 on the surface of the fixing frame 1, insert the second sleeve 17 into the inside of the first connecting hole 16, and the second stud 18 is threadedly connected to the inside of the second sleeve 17. The bottom of the supporting arm 3 is limited by the second limiting block 19, and the limiting rod 6 is inserted into the inside of the connecting seat 5. The first spring 10 is sleeved on the outer surface of the limiting rod 6, and the screw sleeve 8 is threadedly connected In the middle of the outer surface of the limiting rod 6, the gasket 9 is installed, the connecting seat 5 is placed on the inner side of the support frame 2, the first sleeve 4 is inserted into the guide groove 13 and the connecting seat 5, the first stud 11 is threadedly connected to the inside of the first sleeve 4, and the structure is limited by the first limiting block 12. The first mounting hole 24 and the second mounting hole 25 facilitate the connection of the connector to the external furniture board. When the support frame 2 needs to be folded, the limiting rod 6 is pulled to change the angle between the support frame 2 and the fixing frame 1, so that the connector is easy to fold. At the same time, the two groups of support arms 3 slide inside the guide groove 13 with the angle of the support frame 2. When the limiting rod 6 is released, under the elastic action of the first spring 10, the limiting rod 6 is inserted into the corresponding limiting hole 7 to fix the support arm 3, thereby ensuring the supporting effect of the connector and enhancing the stability and firmness of the connector.

[0043] The above shows and describes the basic principle and main features of the utility model and the 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 are only for explaining the principle 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 utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A high-efficiency and safe furniture folding connector, comprising a fixing frame (1), characterized in that: The top of the inner side surface of the fixing frame (1) is rotatably connected to a support frame (2), both sides of the outer surface of the fixing frame (1) are rotatably connected to support arms (3), the top of the inner side surface of the support arm (3) is rotatably connected to a first sleeve (4), and the outer surface of the first sleeve (4) is sleeved with a connecting seat (5); The middle part of the inner side surface of the connecting seat (5) is slidably connected to a limit rod (6), the middle part of the inner top wall of the support frame (2) is provided with a limit hole (7), the middle part of the outer surface of the limit rod (6) is threadedly connected with a screw sleeve (8), the outer surface of the screw sleeve (8) is fixedly connected with a gasket (9), and the bottom of the outer surface of the limit rod (6) is sleeved with a first spring (10).

2. The high-efficiency and safe furniture folding connector according to claim 1, characterized in that: One end of the first sleeve (4) is threadedly connected to a first stud (11), and one end of the first stud (11) is fixedly connected to a first limiting block (12).

3. The high-efficiency and safe furniture folding connector according to claim 1, characterized in that: A guide groove (13) is provided in the middle of the outer surface of the support frame (2).

4. The high-efficiency and safe furniture folding connector according to claim 1, characterized in that: One end of the limiting rod (6) is fixedly connected to a fixing block (14), and a pull ring (15) is rotatably connected inside the fixing block (14).

5. The high-efficiency and safe furniture folding connector according to claim 1, characterized in that: A first connection hole (16) is provided in the middle of the inner side surface of the fixing frame (1), and a second sleeve (17) is inserted into the interior of the first connection hole (16).

6. The high-efficiency and safe furniture folding connector according to claim 5, characterized in that: One end of the second sleeve (17) is threadedly connected to a second stud (18), and one end of the second stud (18) is fixedly connected to a second limiting block (19).

7. The high-efficiency and safe furniture folding connector according to claim 1, characterized in that: A third sleeve (20) is movably connected to the connection between the inner side surfaces of the fixing frame (1) and the supporting frame (2), second springs (21) are fixedly connected to both sides of the interior of the third sleeve (20), one end of the second spring (21) is fixedly connected to an insertion rod (22), and a second connection hole (23) is provided on the outer surface of the fixing frame (1) and the supporting frame (2) on a side close to the insertion rod (22).

8. The high-efficiency and safe furniture folding connector according to claim 1, characterized in that: The fixing frame (1) has first mounting holes (24) on both sides of its inner side, and the supporting frame (2) has second mounting holes (25) on both sides of its upper surface.

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