Fabricated steel structure truss floor support plate

Abstract

The utility model relates to an assembly type steel structure truss floor support plate which comprises a plate body in the transverse direction. The two groups of fixing pieces can be inserted into the two sides of the top of the plate body and comprise two fixing blocks; the truss piece comprises a top steel bar rod and two bottom steel bar rods, the top steel bar rod and the bottom steel bar rods are fixedly connected through side steel bar rods, and the bottom steel bar rods can be inserted into the inner sides of the fixing blocks in the transverse direction; the connecting piece has a first state and a second state; when the fixing piece is connected with the plate body in an inserted mode and the bottom steel bar rod is inserted into the inner side of the fixing block, when the connecting piece is in the first state, the connecting piece is fixedly connected with the plate body, the fixing block and the bottom steel bar rod, and when the connecting piece is in the second state, the connecting piece is only fixedly connected with the fixing block and the bottom steel bar rod. According to the construction method, the steel structure truss and the floor support plate can be conveniently disassembled and assembled before and after cement pouring, time and labor are saved, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of trusses, in particular to an assembled steel structure truss floor deck. Background Art

[0002] The pressed steel plate that supports the floor concrete is called corrugated steel plate, also known as floor decking. Steel structure truss floor decking is widely used in the enclosure system of light steel structure factory buildings.

[0003] However, most of the existing prefabricated building steel structure truss floor decks have structural differences between the structural trusses and the floor decks, which makes it inconvenient to disassemble and assemble the steel structure trusses and the floor decks before or after cement pouring, affecting the operating efficiency of the floor slabs in the building. Utility Model Content

[0004] In view of the shortcomings of the prior art, the utility model provides an assembled steel structure truss floor deck, and the specific technical solution is as follows:

[0005] The assembled steel structure truss floor deck comprises: a plate body having a transverse direction; two groups of fixing parts which can be plugged into the two sides of the top of the plate body, including two fixing blocks; a truss member, including a top reinforcement rod and two bottom reinforcement rods, the top reinforcement rod and the bottom reinforcement rod are fixedly connected to each other by side reinforcement rods, and the bottom reinforcement rod can be inserted into the inner side of the fixing block in the transverse direction; a connecting member, having a first state and a second state; wherein, when the fixing member is plugged into the plate body and the bottom reinforcement rod is inserted into the inner side of the fixing block: when the connecting member is in the first state, the connecting member fixes the plate body, the fixing block and the bottom reinforcement rod, and when it is in the second state, the connecting member only fixes the fixing block and the bottom reinforcement rod.

[0006] As an improvement of the above technical solution: the top steel bar and the bottom steel bar are both arranged in a cylindrical shape, the inner side of the fixed block is provided with an arc-shaped connecting groove that matches the bottom steel bar, the top two sides of the plate body are provided with top slots, and the bottoms of the two fixed blocks are fixedly connected with bottom fixing plates that match the top slots.

[0007] As an improvement of the above technical solution: a first threaded hole is opened inside the fixing block near the top and bottom sides of the connecting groove, a third threaded hole corresponding to the first threaded hole is opened inside the bottom reinforcement rod, second threaded holes corresponding to the third threaded hole are opened on both sides of the bottom fixing plate, and fourth threaded holes corresponding to the second threaded holes are opened on both sides of the plate body.

[0008] As an improvement of the above technical solution: the connecting piece includes a connecting and fixing column, the middle surface of the connecting and fixing column is provided with an intermediate thread matching the first threaded hole, and the surfaces of both ends of the connecting and fixing column are smooth.

[0009] As an improvement of the above technical solution: one side of one of the bottom reinforcement rods is provided with a limit block extending in the radial direction.

[0010] As an improvement of the above technical solution: the fixed block is connected to the plate body through the bottom fixed plate, and the bottom reinforcement rod is inserted into the connecting groove in the transverse direction. When the limit block contacts the fixed block, the first threaded hole, the third threaded hole, the second threaded hole and the fourth threaded hole are coaxially arranged.

[0011] As an improvement of the above technical solution: one end of the connecting and fixing column is fixedly connected with a turning handle.

[0012] As an improvement of the above technical solution: one end of the plate body in the lateral direction has a connecting plate extending outward, and the other end is provided with a side groove corresponding to the connecting plate, and the bottom of both sides in the lateral direction have side fixing plates, and the side fixing plates are provided with a plurality of mounting holes.

[0013] Beneficial effects of the utility model:

[0014] When in use, first connect the fixing block to the plate body through the bottom fixing plate, then insert the bottom reinforcement rod in the horizontal direction of the connecting groove until the limit block contacts the fixing block, then align one end of the connecting fixing column with the fourth threaded hole, and rotate the connecting fixing column upward to fix the plate body, the bottom fixing plate, the fixing block and the top reinforcement rod together, and then pour cement on the upper surface of the plate body. When the cement pouring is completed, continue to rotate the connecting fixing column upward to fix the bottom fixing plate, the fixing block and the top reinforcement rod together, so that the plate body and the bottom fixing plate are separated, and then the plate body is taken out. Therefore, through the present application, the disassembly and assembly between the steel structure truss and the floor decking plate can be conveniently performed before and after the cement pouring, which saves time and effort and improves work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 2 It is a schematic diagram of the connection structure between the fixing member, the truss member, the connecting member and the plate body in the utility model.

[0017] Figure numerals: 100, horizontal direction; 1, plate body; 11, side fixing plate; 111, mounting hole; 10, top slot; 12, connecting plate; 13, fourth threaded hole; 2, fixing block; 20, first threaded hole; 21, bottom fixing plate; 22, limit block; 211, second threaded hole; 200, connecting groove; 3, top reinforcement rod; 30, third threaded hole; 31, bottom reinforcement rod; 32, side reinforcement rod; 4, connecting fixing column; 41, turning handle; 42, middle thread. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0019] Example

[0020] For assembled steel structure truss floor deck, please refer to Figure 1-Figure 2 The assembled steel structure truss floor deck comprises: a plate body 1 having a transverse direction 100; two sets of fixing members which can be plugged into the top two sides of the plate body 1, comprising two fixing blocks 2; a truss member comprising a top reinforcement rod 3 and two bottom reinforcement rods 31, the top reinforcement rod 3 and the bottom reinforcement rod 31 are fixedly connected to each other by side reinforcement rods 32, and the bottom reinforcement rod 31 can be inserted into the inner side of the fixing block 2 in the transverse direction 100; a connecting member having a first state and a second state; wherein, when the fixing member is plugged into the plate body 1 and the bottom reinforcement rod 31 is inserted into the inner side of the fixing block 2: when the connecting member is in the first state, the connecting member fixes the plate body 1, the fixing block 2 and the bottom reinforcement rod 31, and when it is in the second state, the connecting member only fixes the fixing block 2 and the bottom reinforcement rod 31.

[0021] In an optional embodiment: the top reinforcement rod 3 and the bottom reinforcement rod 31 are both arranged in a cylindrical shape, the inner side of the fixing block 2 is provided with an arc-shaped connecting groove 200 that matches the bottom reinforcement rod 31, and the bottom reinforcement rod 31 can be inserted into the connecting groove 200, and top slots 10 are provided on both sides of the top of the plate body 1, and the bottoms of the two fixing blocks 2 are fixedly connected with bottom fixing plates 21 that match the top slots 10, the extension direction of the bottom fixing plates 21 can intersect with the transverse direction 100, and the bottom fixing plates 21 can be inserted into the top slots 10.

[0022] In an optional embodiment: a first threaded hole 20 is formed inside the fixing block 2 on the top and bottom sides near the connecting groove 200. Specifically, the bottom end of the first threaded hole 20 on the bottom side of the connecting groove 200 is connected to the connecting groove 200, and the bottom end of the first threaded hole 20 on the bottom side of the connecting groove 200 passes through the bottom of the fixing block 2. A third threaded hole 30 corresponding to the first threaded hole 20 is formed inside the bottom reinforcement rod 31. Specifically, both ends of the third threaded hole 30 pass through to the outside of the top reinforcement rod 3. Second threaded holes 211 corresponding to the third threaded holes 30 are formed on both sides of the bottom fixing plate 21. Fourth threaded holes 13 corresponding to the second threaded holes 211 are formed on both sides of the plate body 1.

[0023] In an optional embodiment: the connecting piece includes a connecting and fixing column 4, the middle surface of the connecting and fixing column 4 is provided with an intermediate thread 42 matching the first threaded hole 20, and the surfaces of both ends of the connecting and fixing column 4 are smooth. Specifically, the diameters of the two ends of the connecting and fixing column 4 may be smaller than the diameter of the middle part of the connecting and fixing column 4.

[0024] In an optional embodiment: one side of one of the bottom reinforcement rods 31 extends along the radial direction to have a limit block 22, and the entire truss member is inserted into the connecting groove 200 on the inner side of the fixed block 2 in the transverse direction 100. When one end face of the limit block 22 contacts one end face of the fixed block 2, the truss member and the fixed block 2 are limited by the limit block 22.

[0025] In an optional embodiment: the fixing block 2 is connected to the plate body 1 through the bottom fixing plate 21, and the bottom reinforcement rod 31 is inserted into the connecting groove 200 in the transverse direction 100. When the limit block 22 contacts the fixing block 2, the first threaded hole 20, the third threaded hole 30, the second threaded hole 211 and the fourth threaded hole 13 are coaxially arranged, so as to facilitate the connection between the connecting piece and the plate body 1, the fixing block 2 and the bottom reinforcement rod 31.

[0026] In an optional embodiment: one end of the connecting and fixing column 4 is fixedly connected with a turning handle 41 , and the turning handle 41 is used to facilitate the rotation of the connecting and fixing column 4 .

[0027] In an optional embodiment: one end of the plate body 1 in the transverse direction 100 has a connecting plate 12 extending outward, and the other end is provided with a side groove corresponding to the connecting plate 12, and the bottom of both sides in the transverse direction 100 are provided with side fixing plates 11, and the side fixing plates 11 are provided with a plurality of mounting holes 111, and multiple plate bodies 1 can be conveniently connected to each other through the side fixing plates 11 and the connecting plates 12.

[0028] Specifically, when in use, first connect the fixing block 2 with the plate body 1 through the bottom fixing plate 21, then insert the bottom reinforcement rod 31 into the connecting groove 200 in the transverse direction 100 until the limit block 22 contacts the fixing block 2, then align one end of the connecting fixing column 4 with the fourth threaded hole 13, rotate the connecting fixing column 4 upward, and connect the middle thread 42 on the surface of the connecting fixing column 4 with the fourth threaded hole 13, the second threaded hole 211, the third threaded hole 30 and the first threaded hole 20, so that the plate body 1, the bottom fixing plate 21, the fixing block 2 and the top reinforcement rod 31 are connected. The reinforcement rods 3 are fixedly connected together, and then cement is poured on the upper surface of the plate body 1. When the cement pouring is completed, the connecting and fixing column 4 is continued to be rotated upward so that the middle thread 42 on the connecting and fixing column 4 is disengaged from the fourth threaded hole 13 on the plate body 1. Then, the bottom fixing plate 21, the fixing block 2 and the top reinforcement rod 3 can be fixedly connected, and the plate body 1 can be disengaged from the bottom fixing plate 21, and then the plate body 1 can be taken out. Therefore, through the present application, the disassembly and assembly between the steel structure truss and the floor decking plate can be conveniently performed before and after the cement pouring, which saves time and effort and improves work efficiency.

[0029] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. Assembled steel structure truss floor deck, characterized by: include: A plate body (1) having a transverse direction (100); Two groups of fixing parts that can be plugged into the top two sides of the plate body (1), one group of fixing parts comprising two fixing blocks (2); The truss member comprises a top reinforcement rod (3) and two bottom reinforcement rods (31), wherein the top reinforcement rod (3) and the bottom reinforcement rods (31) are fixedly connected to each other via side reinforcement rods (32), and the bottom reinforcement rods (31) can be inserted into the inner side of the fixing block (2) in the transverse direction (100); A connecting member having a first state and a second state; When the fixing member is plugged into the plate body (1) and the bottom reinforcement rod (31) is inserted into the inner side of the fixing block (2), when the connecting member is in a first state, the connecting member fixes the plate body (1), the fixing block (2) and the bottom reinforcement rod (31); when the connecting member is in a second state, the connecting member only fixes the fixing block (2) and the bottom reinforcement rod (31).

2. The assembled steel structure truss floor deck according to claim 1 is characterized in that: The top reinforcement rod (3) and the bottom reinforcement rod (31) are both arranged in a cylindrical shape, the inner side of the fixing block (2) is provided with an arc-shaped connecting groove (200) matching the bottom reinforcement rod (31), the top sides of the plate body (1) are both provided with top slots (10), and the bottoms of the two fixing blocks (2) are fixedly connected with bottom fixing plates (21) matching the top slots (10).

3. The assembled steel structure truss floor deck according to claim 2 is characterized in that: A first threaded hole (20) is provided on the top and bottom sides of the fixing block (2) near the connection groove (200), a third threaded hole (30) corresponding to the first threaded hole (20) is provided inside the bottom reinforcement rod (31), second threaded holes (211) corresponding to the third threaded hole (30) are provided on both sides of the bottom fixing plate (21), and fourth threaded holes (13) corresponding to the second threaded holes (211) are provided on both sides of the plate body (1).

4. The assembled steel structure truss floor deck according to claim 3 is characterized by: The connecting piece comprises a connecting and fixing column (4), the middle surface of the connecting and fixing column (4) is provided with an intermediate thread (42) matching the first threaded hole (20), and the surfaces of both ends of the connecting and fixing column (4) are smooth.

5. The assembled steel structure truss floor deck according to claim 4 is characterized in that: One side of one of the bottom reinforcement bars (31) is provided with a limit block (22) extending along its radial direction.

6. The assembled steel structure truss floor deck according to claim 5 is characterized in that: The fixing block (2) is connected to the plate body (1) via the bottom fixing plate (21), and the bottom reinforcement rod (31) is inserted into the connection groove (200) in the transverse direction (100). When the limit block (22) is in contact with the fixing block (2), the first threaded hole (20), the third threaded hole (30), the second threaded hole (211) and the fourth threaded hole (13) are coaxially arranged.

7. The assembled steel structure truss floor deck according to claim 6 is characterized in that: One end of the connecting and fixing column (4) is fixedly connected to a turning handle (41).

8. The assembled steel structure truss floor deck according to claim 7 is characterized in that: One end of the plate body (1) facing the transverse direction (100) is provided with a connecting plate (12) extending outward, and the other end is provided with a side groove corresponding to the connecting plate (12), and the bottoms on both sides facing the transverse direction (100) are provided with side fixing plates (11), and the side fixing plates (11) are provided with a plurality of mounting holes (111).

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