Column sleeve core structure

Abstract

The utility model relates to the technical field of aluminum profiles, and provides a stand column sleeve core structure which comprises a hollow annular sleeve core main body and is characterized in that the sleeve core main body is of a rectangular structure, a bottom plate is welded to the inner side of one end of the sleeve core main body, screw positioning holes are formed in the four corners in the sleeve core main body, and the screw positioning holes are connected with the bottom plate. Openings are formed in the opposite sides of the screw positioning holes, and a plurality of convex ribs are arranged on the outer side of the sleeve core body at equal intervals. Through the design of the convex ribs, the convex ribs on the outer surface of the sleeve core body and the cross beam are in transition fit and are easy to disassemble and assemble for positioning connection, the bottom plate is fixed to the stand column for secondary fixation, the structure is more stable, the four corners of the bottom plate are sunken inwards, screws can pass through the bottom plate conveniently, and the through holes I and the through holes II are formed in the bottom plate. The bottom plate can be accurately positioned through the second through hole, deformation or breakage cannot occur when the bottom plate is subjected to lateral or twisting force, the installation precision is high, and assembly and disassembly are convenient and fast.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum profiles, and in particular to a column sleeve core structure. Background Art

[0002] The crossbeam of the glass curtain wall plays a very important role in force conduction and decorative effect in the entire curtain wall project. Its proportion in the keel is second only to the vertical keel. Some curtain walls with large horizontal divisions and small vertical divisions are even equal or greater, and the investment in materials and production is huge.

[0003] At present, the column sleeve core used in the technology does have some defects. Since the traditional glass curtain wall aluminum beam adopts open profiles, connected with aluminum angle codes and bolts, the mechanical properties of the open profiles are not as good as those of the closed profiles. In order to meet the force requirements, the cross section of the aluminum beam has to be increased, which is a waste of materials. After searching, the publication number 201610535073X discloses a connection structure of aluminum alloy beams and columns for fixing glass curtain walls, including aluminum alloy columns, a beam is arranged between two aluminum alloy columns, a mounting hole is opened at the position where the beam is installed, a core is sleeved at both ends of the beam, a spring steel pin is installed on the core, and the end of the spring steel pin is inserted into the aluminum alloy column in the mounting hole.

[0004] However, in the above structure, during use, a gap is left between the crossbeam and the insert to install bolts or pins; however, this may cause uneven force on the structure, especially when subjected to lateral or torsional forces, it is easy to deform or break, and installation and disassembly are complicated.

[0005] Therefore, a column core structure is provided to solve the above problems. Utility Model Content

[0006] The utility model provides a column sleeve core structure, which solves the problems in the related technology of easy deformation or breakage and complicated installation and disassembly.

[0007] The technical solution of the utility model is as follows: it includes a hollow annular core body, characterized in that: the core body is in a rectangular structure, a bottom plate is welded on the inner side of one end of the core body, screw positioning holes are provided at the four corners inside the core body, openings are provided on the opposite side of the screw positioning holes, and a plurality of convex ribs are equidistantly provided on the outer side of the core body.

[0008] As a preferred technical solution of the utility model, the four corners of the bottom plate are recessed inwards, and five through holes 1 and four through holes 2 are provided on the bottom plate.

[0009] As a preferred technical solution of the utility model, the through hole one is a screw hole, and a flat head screw is connected to the through hole one.

[0010] As a preferred technical solution of the utility model, the second through hole is a pin hole, and a positioning pin is connected to the second through hole.

[0011] As a preferred technical solution of the utility model, the number of the convex ribs is twelve and they are evenly distributed on the outside of the sleeve core body.

[0012] The working principle and beneficial effects of the utility model are:

[0013] The utility model provides screw positioning holes at the four inner corners of the sleeve core body, and screws are installed in the four screw positioning holes to fix the sleeve core body on the column. Openings are provided on the opposite sides of the screw positioning holes to facilitate the installation and removal of the screws and effectively prevent the screws from being stuck in the screw positioning holes. The convex ribs are designed to make the outer surface size of the sleeve core body transitionally matched with the cross beam, so as to achieve a positioning connection that is easy to disassemble and assemble. The bottom plate is fixed on the column for secondary fixation, and the structure is more stable. The four corners of the bottom plate are recessed inwards to facilitate the passage of screws. The design of through hole one and through hole two on the bottom plate allows the bottom plate to be fixed for the second time by installing flat head screws. The bottom plate can be accurately positioned through through hole two, and will not be deformed or broken when subjected to lateral or torsional forces. The installation accuracy is high, and the assembly and disassembly are convenient and quick. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a top view of the utility model;

[0017] Figure 3 It is a top view of the bottom plate of the utility model;

[0018] Figure 4 It is a schematic diagram of splicing the core body of the utility model;

[0019] In the figure: 1. core body; 2. bottom plate; 3. screw positioning hole; 4. convex rib; 5. through hole 1; 6. through hole 2. DETAILED DESCRIPTION

[0020] The following will be combined with 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 of 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.

[0021] Example

[0022] like Figure 1-3 As shown, this embodiment proposes a column core structure, including a hollow annular core body 1, the core body 1 is a rectangular structure, used for positioning and connecting the crossbeam, a bottom plate 2 is welded on the inner side of one end of the core body 1, and the periphery is fully welded, which is more firm, and is fixed to the column through the bottom plate 2, which is more stable, and screw positioning holes 3 are provided at the four corners of the core body 1. Screws are installed in the four screw positioning holes 3 to fix the core body 1 on the column, and the installed screws can also be spring steel pins or cylindrical pins, etc., and openings are provided on the opposite side of the screw positioning holes 3 to facilitate the installation and removal of the screws, and effectively prevent the screws from being stuck in the screw positioning holes 3. A plurality of convex ribs 4 are equidistantly provided on the outer side of the core body 1, and the number of convex ribs 4 is twelve, and they are equidistantly distributed on the outer side of the core body 1, and through the design of the convex ribs 4, the outer surface size of the core body 1 is transitionally matched with the crossbeam, which is easy to disassemble and assemble. Positioning connection.

[0023] The four corners of the bottom plate 2 are recessed inwards, and the bottom plate 2 is provided with five through holes 1 5 and four through holes 2 6. The through hole 1 5 is a screw hole, and a flat head screw is connected to the through hole 1 5, so that the bottom plate 2 can be fixed for a second time. The through hole 2 6 is a pin hole, and a positioning pin is connected to the through hole 2 6. The bottom plate 2 can be positioned through the through hole 2 6. The number of flat head screws installed on the through hole 1 5 and the number of positioning pins installed on the through hole 2 6 is flexible, as long as the sleeve core body 1 is firmly installed, such as Figure 4 , it can also be combined and spliced ​​to facilitate the installation of beams of different sizes.

[0024] The utility model is provided with screw positioning holes 3 at the four inner corners of the sleeve core body 1, and screws are installed in the four screw positioning holes 3 to fix the sleeve core body 1 on the column. The opposite side of the screw positioning holes 3 is provided with openings, which is convenient for installing and removing the screws and effectively preventing the screws from being stuck in the screw positioning holes 3. Through the design of the convex ribs 4, the outer surface size of the sleeve core body 1 is transitionally matched with the convex ribs 4 and the crossbeam, which is easy to disassemble and assemble. The bottom plate 2 is fixed on the column for secondary fixation, and the structure is more stable. The four corners of the bottom plate 2 are recessed inwards to facilitate the passage of screws. The design of the through hole 1 5 and the through hole 2 6 on the bottom plate 2 allows the bottom plate 2 to be fixed for the second time by installing flat head screws. The bottom plate 2 can be accurately positioned through the through hole 2 6, and will not be deformed or broken when subjected to lateral or torsional forces. The installation accuracy is high, and the assembly and disassembly are convenient and quick.

[0025] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A column core structure, comprising a hollow annular core body (1), Features: The sleeve core body (1) is of rectangular structure, a bottom plate (2) is welded to the inner side of one end of the sleeve core body (1), screw positioning holes (3) are provided at the four corners inside the sleeve core body (1), openings are provided on the opposite sides of the screw positioning holes (3), and a plurality of convex ribs (4) are equidistantly provided on the outer side of the sleeve core body (1).

2. A column core structure according to claim 1, It is characterized in that The four corners of the bottom plate (2) are recessed inwards, and the bottom plate (2) is provided with five through holes one (5) and four through holes two (6).

3. A column core structure according to claim 2, It is characterized in that The through hole one (5) is a screw hole, and a flat head screw is connected to the through hole one (5).

4. A column core structure according to claim 2, It is characterized in that The second through hole (6) is a pin hole, and a positioning pin is connected to the second through hole (6).

5. The column core structure according to claim 1, It is characterized in that The number of the convex ribs (4) is twelve and they are evenly distributed on the outer side of the sleeve core body (1).

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