Combined steel bar truss floor support plate

Abstract

The utility model discloses a combined steel bar truss floor support plate which comprises a bottom plate and a steel bar truss clamped at the upper end of the bottom plate, the bottom plate comprises a plate body, a reinforcing rib is arranged on the lower surface of the plate body, a clamping groove is formed in the position, corresponding to the reinforcing rib, of the upper surface of the plate body, and first inserting grooves penetrating through the plate body are formed in the two sides of the clamping groove; the steel bar truss comprises an upper chord steel bar, and web member steel bars are connected to the two sides of the upper chord steel bar. By inserting the bent clamping edges at the lower parts of the web member steel bars into the first inserting grooves for fixing, the use of bundling steel wires is reduced, the mounting is more convenient, and the web member steel bars can be limited and fixed in the clamping grooves through the arranged lower chord steel bars after being inserted and fixed, so that the web member steel bars can be stabilized after being inserted, and the service life of the web member steel bars is prolonged. And shaking is avoided after installation is completed, the overall stability is further improved, installation is simpler and more convenient, the installation efficiency is improved, and disassembly for reuse after construction is completed is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of building materials, in particular to a combined steel bar truss floor deck. Background Art

[0002] Floor decking, also known as steel decking, is a pressed steel plate that supports floor concrete. Floor decking is divided into three categories: open floor decking, contracted floor decking and closed floor decking. As a common building material, floor decking is widely used in surface structures, large-span structures, dropped floor structures, sloping roofs, residential structures, thick plate structures and other buildings. Reinforced truss floor decking is composed of steel bars, trusses and floor decking. It is improved on the basis of corrugated floor decking and is an emerging building material.

[0003] There are many types of such floor decking on the market today, which can basically meet people's needs, but there are still certain shortcomings. The existing floor decking of this type is generally assembled and installed in the form of welding. The welding method is not only unable to be disassembled and reused later, although there are similar detachable floor decking structures, but during installation and disassembly after construction, tools are required to assist, and it is also more troublesome, resulting in prolonged construction time. Utility Model Content

[0004] The utility model aims to solve the problem that the combined installed floor decking in the prior art is difficult to assemble before construction and cannot be disassembled for recycling after construction is completed, and proposes the following technical solutions:

[0005] Combined steel truss floor deck, including:

[0006] A bottom plate, and a steel truss clamped to the upper end of the bottom plate;

[0007] The bottom plate includes a plate body, a reinforcing rib is arranged on the lower surface of the plate body, a clamping groove is opened on the upper surface of the plate body at a position corresponding to the reinforcing rib, and a plugging groove 1 penetrating through the plate body is opened on both sides of the clamping groove;

[0008] The steel truss includes an upper chord steel bar, and web steel bars are connected to both sides of the upper chord steel bar. A clamping edge is bent at the lower edge of the web steel bar on one side, a lower chord steel bar is arranged at the upper end of the clamping edge on the side edge of the web steel bar on one side, and a supporting steel bar is arranged at the lower end of the upper chord steel bar.

[0009] As an improvement of the above technical solution, the clamping groove is provided with a plurality of groups corresponding to the number of clamping edges, the clamping edges are inserted into the inside of the insertion groove for fixation, and the lower chord steel bar is clamped to the upper surface of the clamping groove.

[0010] As an improvement of the above technical solution, the length of the supporting steel bars is equal to the distance after the steel bar truss is installed on the bottom plate.

[0011] As an improvement of the above technical solution, one side of the base plate is still provided with a second plug-in slot, the other side of the base plate is connected with a plug-in board, and a bolt mounting hole is provided on the side surface of the plug-in board.

[0012] As an improvement of the above technical solution, adjacent base plates are connected to each other through a plug-in plate inserted into the second plug-in slot and fixed by bolts installed in the bolt mounting holes.

[0013] Beneficial effects of the utility model:

[0014] By inserting the bent clamping edge of the lower part of the web reinforcement into the plug-in groove for fixing, the use of tying wire is reduced, and the installation is more convenient. After the plug-in is fixed, the lower chord reinforcement can be used to limit and fix it in the plug-in groove, so that the web reinforcement can be stabilized after plugging in and avoid shaking after the installation is completed, further improving the overall stability, making the installation simpler and more convenient, improving the installation efficiency, and facilitating disassembly and reuse after the construction is completed. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is the main view of the overall structure of the utility model;

[0016] Figure 2 This is a top view of the overall structure of the utility model;

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

[0018] Figure 4 This is the front view of the steel bar truss of the utility model.

[0019] Figure numerals: 1. bottom plate; 11. plate body; 12. reinforcing rib; 13. snap-in groove; 14. plug-in groove; 15. plug-in groove; 16. plug-in plate; 17. bolt mounting hole; 2. steel truss; 21. upper chord steel bar; 22. web bar steel bar; 23. snap-in edge; 24. lower chord steel bar; 25. supporting steel bar. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the embodiments of the present utility model clearer, the technical solution of the present utility model will be clearly and completely described below in conjunction with the embodiments.

[0021] Example

[0022] Combined steel truss floor deck, including:

[0023] A bottom plate 1, and a steel bar truss 2 clamped to the upper end of the bottom plate 1;

[0024] The bottom plate 1 includes a plate body 11, a reinforcing rib 12 is provided on the lower surface of the plate body 11, a clamping groove 13 is provided on the upper surface of the plate body 11 at a position corresponding to the reinforcing rib 12, a plug-in groove 14 penetrating the plate body 11 is provided on both sides of the clamping groove 13, a plug-in groove 2 15 is provided on one side of the bottom plate 1, a plug-in board 16 is connected to the other side of the bottom plate 1, and a bolt mounting hole 17 is provided on the side surface of the plug-in board 16;

[0025] The plate body 11 provided can make the pouring of the floor decking more convenient, and the reinforcing ribs 12 provided at the lower end can provide better strength for the plate body 11 as a whole, avoiding overall fracture due to excessive weight during pouring, and also ensuring that the floor decking will not be deformed after pouring. By providing a clamping groove 13 at the position corresponding to the reinforcing rib 12 on the upper surface of the plate body 11, it can be limited when the steel truss 2 is installed, and it can be limited when the steel truss 2 is clamped in the plug-in groove 14 on both sides of the clamping groove 13, and at the same time provide the flatness of the upper surface after clamping, improve the convenience of disassembly after pouring, and at the same time, by providing a plug-in groove 2 15 at one end to plug and install the plug-in plate 16 on the other side, it can be more convenient to assemble at the construction site, and the side can also be fixed by screwing bolts in the bolt mounting hole 17 to avoid the floor decking fracture caused by falling off during use.

[0026] As an improvement of the above technical solution, adjacent base plates 1 are connected to each other through a plug-in plate 16 inserted into the second plug-in slot 15 and fixed by bolts installed in the bolt mounting holes 17. The two adjacent groups of base plates 1 can be installed and fixed, making it more convenient to install at the construction site and improving the installation efficiency. After the construction is completed, they can also be disassembled more conveniently to facilitate their continued use in the future and avoid waste.

[0027] The steel truss 2 includes an upper chord steel bar 21, and web steel bars 22 are connected to both sides of the upper chord steel bar 21. A clamping edge 23 is bent at the lower edge of the web steel bar 22 on one side, and a lower chord steel bar 24 is arranged at the upper end of the clamping edge 23 on the side of the web steel bar 22 on one side, and a supporting steel bar 25 is arranged at the lower end of the upper chord steel bar 21;

[0028] The web reinforcement 22 is connected by the upper chord reinforcement 21, so that the web reinforcement 22 on both sides can be supported, which is convenient for stability after installation. At the same time, the clamping edge 23 is arranged at the lower edge bend, so that it can be more convenient to insert it into the plug-in slot 14 for fixation, reducing the use of binding steel wire and making the installation more convenient. After plugging and fixing, it can also be limited and fixed by the lower chord reinforcement 24, so that the web reinforcement 22 can be stable after plugging and avoiding shaking after installation, further improving the overall stability. By also arranging support reinforcement 25 inside, the whole can be supported after installation, keeping the whole upright, and improving the stability after installation.

[0029] In order to facilitate the stable plug-in and fixation between the steel truss 2 and the base plate 1 and improve the efficiency of assembly, multiple groups of clamping grooves 13 are provided corresponding to the number of clamping edges 23. The clamping edges 23 are inserted into the inside of the plug-in groove 14 for fixation, and the lower chord steel bars 24 are clamped to the upper surface of the clamping groove 13, which can be more stable after installation and avoid falling off between the steel truss 2 and the base plate 1 due to uneven weight during pouring.

[0030] As an improvement of the above technical solution, the length of the supporting steel bar 25 is set to be equal to the distance after the steel bar truss 2 is installed on the base plate 1, which can support the whole after installation, keep the whole upright, and improve the stability after installation.

[0031] The above embodiments are only used to illustrate the technical solution of the present invention, but not to limit it.

Claims

1. Combined steel truss floor deck, characterized in that: include: A bottom plate (1), and a steel bar truss (2) clamped to the upper end of the bottom plate (1); The bottom plate (1) comprises a plate body (11), a reinforcing rib (12) being arranged on the lower surface of the plate body (11), a clamping groove (13) being provided on the upper surface of the plate body (11) at a position corresponding to the reinforcing rib (12), and a plugging groove (14) penetrating the plate body (11) being provided on both sides of the clamping groove (13); The steel bar truss (2) comprises an upper chord steel bar (21), both sides of the upper chord steel bar (21) are connected to web steel bars (22), a clamping edge (23) is bent at the lower edge of the web steel bar (22) on one side, a lower chord steel bar (24) is arranged at the upper end of the clamping edge (23) on the side edge of the web steel bar (22) on the one side, and a supporting steel bar (25) is arranged at the lower end of the upper chord steel bar (21).

2. The combined steel bar truss floor deck according to claim 1 is characterized in that: The number of the clamping grooves (13) corresponding to the number of clamping edges (23) is arranged in a plurality of groups, the clamping edges (23) are inserted into the first insertion groove (14) for fixation, and the lower chord steel bar (24) is clamped to the upper surface of the clamping groove (13).

3. The combined steel bar truss floor deck according to claim 1 is characterized in that: The length of the supporting steel bars (25) is equal to the distance after the steel bar truss (2) is installed on the bottom plate (1).

4. The combined steel bar truss floor deck according to claim 3 is characterized in that: One side of the base plate (1) is provided with a second plug-in slot (15), and the other side of the base plate (1) is connected with a plug-in board (16), and a bolt mounting hole (17) is provided on the side surface of the plug-in board (16).

5. The combined steel bar truss floor deck according to claim 4 is characterized in that: Adjacent base plates (1) are plugged into the second plug slot (15) via a plug-in plate (16) and fixed by bolts installed in the bolt installation holes (17).

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