Connecting structure of light steel keel section bar

Abstract

The utility model provides a light steel keel section bar connecting structure which comprises a main keel and an auxiliary keel arranged on the lower side of the main keel, and is characterized in that an operation opening is formed in the middle lower side in the auxiliary keel; an inserting opening is formed in the upper middle side of the interior of the auxiliary keel, an inserting type deformation blocking piece structure is arranged on the inner side of the inserting opening, and the inserting type deformation blocking piece structure is connected with the main keel. Due to the arrangement of the internal thread fixing pipe, the screw rod, the push-pull block, the annular lifting block, the hexagonal block and the deformation blocking piece, the effect of installing the auxiliary keel without cutting is achieved, and therefore the installation efficiency can be effectively improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of light steel keel profiles, and in particular relates to a connection structure of light steel keel profiles. Background Art

[0002] Light steel keel is a new type of building material. With the development of my country's modernization construction, light steel keel is widely used in hotels, terminal buildings, bus stations, stations, amusement parks, shopping malls, factories, office buildings, old building renovation, interior decoration, ceilings and other places. When using the existing card-type light steel keel, it is generally necessary to install the card-type main keel first, and then clip the secondary keel on the main keel. Since the secondary keel is long, it is difficult to clip it in one time. Therefore, the operator generally cuts the secondary keel into multiple sections and then clips and installs it. The installation process is inconvenient, which greatly affects the installation efficiency. Utility Model Content

[0003] In order to solve the above-mentioned technical problems, the utility model provides a connection structure of a light steel keel profile, which can achieve the effect of installing a secondary keel without cutting.

[0004] The technical solution is as follows: a connection structure of a light steel keel profile, including a main keel, with a secondary keel arranged on the lower side of the main keel, characterized in that an operation port is opened on the middle and lower side of the secondary keel; a socket is opened on the middle and upper side of the secondary keel, wherein an inserted deformable baffle structure is arranged on the inner side of the socket, and the inserted deformable baffle structure is connected to the main keel.

[0005] Preferably, the insertable deformable baffle structure includes an internal threaded fixed tube, the lower end of the internal threaded fixed tube is threadedly connected to a screw, and the lower end of the screw is integrally connected to a push-pull block; an annular groove is provided in the middle part of the outer wall of the push-pull block, and an annular lifting block is rotatably sleeved on the inner side of the annular groove; a hexagonal block is integrally connected to the lower part of the push-pull block; the surrounding parts of the lower side of the outer wall of the internal threaded fixed tube are respectively integrally connected to the deformable baffles, and the lower ends of the deformable baffles are respectively integrally connected to the surrounding parts of the middle part of the outer wall of the annular lifting block.

[0006] Compared with the prior art, the beneficial effects of the utility model are:

[0007] In the utility model, the arrangement of the internal thread fixing tube, the screw rod, the push-pull block, the annular lifting block, the hexagonal block and the deformable baffle is conducive to achieving the effect of installing the secondary keel without cutting, thereby effectively improving the installation efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0008] Figure 1 It is a structural schematic diagram of the utility model.

[0009] Figure 2It is a partial cross-sectional schematic diagram of the utility model in the initial state.

[0010] Figure 3 It is a partial cross-sectional schematic diagram of the utility model in a fastened state.

[0011] In the figure:

[0012] 1. Main keel; 2. Secondary keel; 3. Operation port; 4. Socket; 5. Insertion-type deformation baffle structure; 51. Internal thread fixing tube; 52. Screw; 53. Push-pull block; 54. Annular lifting block; 55. Hexagonal block; 56. Deformation baffle. DETAILED DESCRIPTION

[0013] The utility model is described in detail below in conjunction with the accompanying drawings. Figure 1 and attached Figure 2 As shown, a connection structure of a light steel keel profile includes a main keel 1, a secondary keel 2 is arranged at the lower side of the main keel 1; an operation port 3 is opened at the middle and lower side of the secondary keel 2; and a socket 4 is opened at the middle and upper side of the secondary keel 2.

[0014] One of the connection structures of the light steel keel profile also includes an inserted deformable baffle structure 5, and the inserted deformable baffle structure 5 is arranged on the inner side of the socket 4; the inserted deformable baffle structure 5 is connected to the main keel 1, which is conducive to achieving the effect of cutting-free installation of the secondary keel 2, thereby effectively improving the installation efficiency.

[0015] Among them, the inserted deformable baffle structure 5 includes an internal threaded fixed tube 51, the lower end of the internal threaded fixed tube 51 is threadedly connected with a screw rod 52, and the lower end of the screw rod 52 is integrally connected with a push-pull block 53; an annular groove is provided in the middle part of the outer wall of the push-pull block 53, and an annular lifting block 54 is rotatably sleeved on the inner side of the annular groove; a hexagonal block 55 is integrally connected to the lower part of the push-pull block 53; the surrounding parts of the lower side of the outer wall of the internal threaded fixed tube 51 are respectively integrally connected with deformable baffles 56, and the lower ends of the deformable baffles 56 are respectively integrally connected with the surrounding parts of the middle part of the outer wall of the annular lifting block 54.

[0016] In this embodiment, combined with the Figure 3As shown, when installing the secondary keel 2, the operator can directly sleeve the secondary keel 2 on the outside of the internal thread fixing tube 51 through the socket 4, and make the secondary keel 2 located at the lower side of the main keel 1. Then the operator can insert the external electric wrench into the inside of the secondary keel 2 through the operation port 3, and connect the electric wrench to the hexagonal block 55. At this time, the operator can rotate the hexagonal block 55 through the electric wrench, and the hexagonal block 55 will drive the screw 52 to screw into the internal thread fixing tube 51 through the push-pull block 53, wherein the push-pull block 53 It will also push the annular lifting block 54 to move upward. As the annular lifting block 54 gradually approaches the lower end of the internally threaded fixing tube 51, the deformable baffle 56 will be squeezed and deformed, and the secondary keel 2 will be fixed to the lower side of the main keel 1. Compared with the prior art, the utility model does not require the operator to perform a clamping operation, and only needs to sleeve the secondary keel 2 on the outer side of the internally threaded fixing tube 51. The installation process is simple and convenient, and there is no need for the operator to cut the secondary keel 2, thereby effectively improving the installation efficiency of the secondary keel 2.

[0017] In this embodiment, specifically, the lower side of the outer wall of the internally threaded fixing tube 51 is integrally connected to the opening in the middle part of the main keel 1 .

[0018] In this embodiment, specifically, the deformable baffles 56 are all located on the inner side of the secondary keel 2 , and the secondary keel 2 is sleeved on the outer side of the internally threaded fixing tube 51 through the socket 4 .

[0019] In this embodiment, specifically, the lower end of the hexagonal block 55 is arranged to be opposite to the operation port 3 .

[0020] In this embodiment, specifically, the deformable baffle 56 is made of a rectangular stainless steel sheet, and the middle portion of the deformable baffle 56 is bent outward.

[0021] In this embodiment, specifically, the diameter of the circumscribed circle of the middle portion of the plurality of deformable blocking pieces 56 is smaller than the diameter of the socket 4 .

[0022] In this embodiment, specifically, the push-pull block 53 is a stainless steel block with a circular cross section.

[0023] In this embodiment, specifically, the annular lifting block 54 is an annular stainless steel block.

[0024] How it works

[0025] In the utility model, when installing the secondary keel 2, the operator can directly sleeve the secondary keel 2 on the outside of the internally threaded fixing tube 51 through the socket 4, and make the secondary keel 2 located on the lower side of the main keel 1. Then the operator can insert the external electric wrench into the inner side of the secondary keel 2 through the operation port 3, and connect the electric wrench to the hexagonal block 55. At this time, the operator can rotate the hexagonal block 55 through the electric wrench, and the hexagonal block 55 will drive the screw 52 to screw into the internally threaded fixing tube 51 through the push-pull block 53, wherein the push-pull block 53 will also push the annular lifting block 54 to move upward. Because the annular lifting block 54 gradually approaches the lower end of the internally threaded fixing tube 51, the deformation baffle 56 will be squeezed and deformed, and the secondary keel 2 will be fixed to the lower side of the main keel 1.

[0026] Utilizing the technical solution described in the utility model, or those skilled in the art designing similar technical solutions inspired by the technical solution of the utility model to achieve the above-mentioned technical effects, all fall within the protection scope of the utility model.

Claims

1. A connection structure of a light steel keel profile, comprising a main keel (1), a secondary keel (2) being arranged on the lower side of the main keel (1), characterized in that: An operation port (3) is provided at the middle lower side of the secondary keel (2); a socket (4) is provided at the middle upper side of the secondary keel (2), wherein an insertable deformable baffle structure (5) is provided inside the socket (4), and the insertable deformable baffle structure (5) is connected to the main keel (1).

2. The connection structure of the light steel keel profile according to claim 1, characterized in that: The insertable deformable baffle structure (5) comprises an internal thread fixing tube (51), the lower end of the internal thread fixing tube (51) is threadedly connected to a screw rod (52), and the lower end of the screw rod (52) is integrally connected to a push-pull block (53); an annular groove is provided in the middle of the outer wall of the push-pull block (53), and an annular lifting block (54) is rotatably sleeved inside the annular groove; a hexagonal block (55) is integrally connected to the lower part of the push-pull block (53); the outer wall of the internal thread fixing tube (51) is integrally connected to the deformable baffles (56), and the lower ends of the deformable baffles (56) are integrally connected to the outer wall of the annular lifting block (54) at the middle and surrounding parts.

3. The connection structure of the light steel keel profile as claimed in claim 2, characterized in that: The lower side of the outer wall of the internally threaded fixing tube (51) is integrally connected to the opening in the middle part of the main keel (1).

4. The connection structure of the light steel keel profile as claimed in claim 2, characterized in that: The deformable baffles (56) are all located on the inner side of the secondary keel (2), and the secondary keel (2) is sleeved on the outer side of the internally threaded fixing tube (51) through the socket (4).

5. The connection structure of light steel keel profiles according to claim 2, characterized in that: The lower end of the hexagonal block (55) is arranged to be aligned with the operating port (3).

6. The connection structure of light steel keel profiles according to claim 2, characterized in that: The deformable baffle (56) is made of a rectangular stainless steel sheet, and the middle part of the deformable baffle (56) is bent outward.

7. The connection structure of light steel keel profiles according to claim 1, characterized in that: The diameter of the circumscribed circle at the middle portion of the plurality of deformable baffles (56) is smaller than the diameter of the socket (4).

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