CN210976257U - Novel steel bar truss floor support plate - Google Patents
Novel steel bar truss floor support plate Download PDFInfo
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- CN210976257U CN210976257U CN201921153654.2U CN201921153654U CN210976257U CN 210976257 U CN210976257 U CN 210976257U CN 201921153654 U CN201921153654 U CN 201921153654U CN 210976257 U CN210976257 U CN 210976257U
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Abstract
Novel steel bar truss building carrier plate, it relates to building element technical field. It contains die block steel sheet, web member reinforcing bar, last chord reinforcing bar and last chord reinforcing bar, the upper surface of die block steel sheet is provided with a plurality of welding ribs, and the structure of welding rib is "B" five layer of laminated innovation designs structures, and with die block steel sheet integrated into one piece, the both ends of die block steel sheet are provided with the bayonet socket, and the top of die block steel sheet is provided with a plurality of groups steel bar truss, and every group steel bar truss contains web member reinforcing bar, last chord reinforcing bar and last chord reinforcing bar, and the web member reinforcing bar contains first down tube and second down tube, and the below of first down tube and second down tube is horizontal kink. The utility model discloses beneficial effect does: the structural design is optimized, the welding contact area is increased due to the B-shaped welding ribs, welding spots are not penetrated, the apparent mass of the bottom die steel plate is not damaged, welding is firm, the shearing-resistant bearing capacity is improved, the rigidity of the double-folded-edge bayonet is increased, deformation is not easy to occur, and installation is facilitated.
Description
Technical Field
The utility model relates to a building element technical field, concretely relates to novel steel bar truss building carrier plate.
Background
The steel bar truss floor bearing plate is a building product formed by prefabricating a triangular truss in a factory from steel bars in the main stress direction of field construction in a reinforced concrete floor slab and spot-welding the triangular truss and a bottom die steel plate into a whole. The mechanical property of the steel bar truss floor bearing plate is basically the same as that of the traditional floor slab, the construction method is more convenient, the work load of erecting and disassembling processes of the template and field binding of steel bars is reduced on site, and the steel bar truss floor bearing plate has obvious advantages, so the steel bar truss floor bearing plate is widely applied to domestic and foreign building engineering. But there are some problems with the steel bar truss floor deck on the market: the galvanized bottom die steel plate has the advantages that the contact area of the welding point of the galvanized bottom die steel plate and the steel bar is small, the shearing-resistant bearing capacity is weak, the steel plate is easy to strip, the welding point position of the galvanized bottom die steel plate is simple in structure and easy to weld through, and the appearance quality and the welding firmness of the galvanized bottom die steel plate are affected.
Disclosure of Invention
An object of the utility model is to prior art's defect and not enough, provide neotype steel bar truss building carrier plate, its structural design optimization, "B" type welding rib makes the welding area of contact increase, and the solder joint does not have and pierces through, does not harm the apparent mass of die block steel sheet, and the welding is firm, has improved the anti bearing capacity of shearing, and double folding edge bayonet rigidity increases, non-deformable, the installation of being convenient for.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the steel bar truss structure comprises a bottom die steel plate 1, web member steel bars 2, upper chord steel bars 3 and lower chord steel bars 4, wherein a plurality of welding ribs 1-1 are arranged on the upper surface of the bottom die steel plate 1, the welding ribs 1-1 are of a B-shaped laminated innovative five-layer design structure and are integrally formed with the bottom die steel plate 1, bayonets 1-2 are arranged at two ends of the bottom die steel plate 1, a plurality of groups of steel bar trusses are arranged above the bottom die steel plate 1, each group of steel bar trusses comprises the web member steel bars 2, the upper chord steel bars 3 and the lower chord steel bars 4, the web member steel bars 2 comprise first inclined bars 2-1 and second inclined bars 2-2, horizontal bent portions 2-3 are arranged below the first inclined bars 2-1 and the second inclined bars 2-2 in parallel and fixedly welded mode with the B-type welding ribs 1-1 of the bottom die steel plate 1, the upper chord steel bars 3 are arranged at the upper parts of the first inclined bars 2-1 and the second inclined bars 2-2, and a lower chord steel bar 4 is arranged at one end close to the horizontal bending part 2-3.
The structure of the bayonet 1-2 is a double-folded design structure.
The steel bar truss is provided with three groups.
The upper chord steel bar 3 and the lower chord steel bar 4 are arranged in parallel and are fixedly connected with the web member steel bar 2 through resistance welding respectively.
The number ratio of the web member steel bars 2, the upper chord steel bars 3 and the lower chord steel bars 4 is 1: 1: 2.
the bottom die steel plate 1 is a galvanized bottom die steel plate, and a plurality of galvanized bottom die steel plates can be mutually connected and fixed through bayonets 1-2.
The utility model discloses a theory of operation: the steel bar truss floor bearing plate is characterized in that a main stress direction steel bar of site construction is changed into a triangular steel bar truss formed by an upper chord steel bar, a web member steel bar and a lower chord steel bar by adopting automatic equipment in a factory, the lower parts of a first inclined rod and a second inclined rod of the web member steel bar are horizontal bent parts, the horizontal bent parts and a bottom die steel plate B-shaped welding rib are arranged in parallel and are welded and fixed, the welding contact area is increased, the shearing resistance bearing capacity is improved, bayonets at two ends of the bottom die steel plate are designed in a double-folded-edge mode, the rigidity of the double-folded-edge bayonets is increased, and the steel bar truss floor bearing plate is not easy.
After the technical scheme is adopted, the utility model discloses beneficial effect does: the structural design is optimized, the welding contact area is increased due to the B-shaped welding ribs, welding spots are not penetrated, the apparent mass of the bottom die steel plate is not damaged, welding is firm, the shearing-resistant bearing capacity is improved, the rigidity of the double-folded-edge bayonet is increased, deformation is not easy to occur, and installation is facilitated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic structural view of a welding rib 1-1 of the present invention;
fig. 3 is a schematic structural diagram of the middle bayonet 1-2 of the present invention.
Description of reference numerals: the steel plate comprises a bottom die steel plate 1, web member steel bars 2, upper chord steel bars 3, lower chord steel bars 4, welding ribs 1-1, bayonets 1-2, first diagonal bars 2-1, second diagonal bars 2-2 and horizontal bending portions 2-3.
Detailed Description
Referring to fig. 1 to fig. 3, the technical solution adopted by the present embodiment is: the steel bar truss structure comprises a bottom die steel plate 1, web member steel bars 2, upper chord steel bars 3 and lower chord steel bars 4, wherein a plurality of welding ribs 1-1 are arranged on the upper surface of the bottom die steel plate 1, the structure of the welding ribs 1-1 is a 'B' shaped laminated innovative five-layer design structure and is integrally formed with the bottom die steel plate 1, bayonets 1-2 are arranged at two ends of the bottom die steel plate 1, a plurality of groups of steel bar trusses are arranged above the bottom die steel plate 1, each group of steel bar trusses comprises the web member steel bars 2, the upper chord steel bars 3 and the lower chord steel bars 4, the web member steel bars 2 comprise first inclined bars 2-1 and second inclined bars 2-2, horizontal bending portions 2-3 are arranged below the first inclined bars 2-1 and the second inclined bars 2-2, the horizontal bending portions 2-3 are arranged in parallel to the 'B' shaped welding ribs 1-1 of the bottom die steel plate 1 and are welded and, the shear-resistant bearing capacity is improved, welding spots are not penetrated, an extrusion molding B-shaped laminated innovative five-layer design is adopted, and the method is different from a conventional three-layer method, wherein an upper chord steel bar 3 is arranged at the joint of the upper parts of the first diagonal rod 2-1 and the second diagonal rod 2-2, and a lower chord steel bar 4 is arranged at one end close to the horizontal bending part 2-3.
The bayonet 1-2 is a double-folded design structure, the rigidity of the double-folded bayonet is increased, the double-folded bayonet is not easy to deform and buckle, and the installation is convenient.
The steel bar truss is provided with three groups.
The upper chord steel bar 3 and the lower chord steel bar 4 are arranged in parallel and are fixedly connected with the web member steel bar 2 through resistance welding respectively.
The number ratio of the web member steel bars 2, the upper chord steel bars 3 and the lower chord steel bars 4 is 1: 1: 2.
the bottom die steel plate 1 is a galvanized bottom die steel plate, a plurality of galvanized bottom die steel plates can be mutually connected and fixed through bayonets 1-2, and the galvanized bottom die steel plate and the web member steel bars 2 adopt a floor support plate formed by integrating high-frequency resistance electric welding, so that the floor support plate is a low-carbon environment-friendly product produced by factory standardization.
The utility model discloses a theory of operation: the steel bar truss floor bearing plate is characterized in that a main stress direction steel bar of site construction is changed into a triangular steel bar truss formed by an upper chord steel bar, a web member steel bar and a lower chord steel bar by adopting automatic equipment in a factory, the lower parts of a first inclined rod and a second inclined rod of the web member steel bar are horizontal bent parts, the horizontal bent parts and a bottom die steel plate B-shaped welding rib are arranged in parallel and are welded and fixed, the welding contact area is increased, the shearing resistance bearing capacity is improved, bayonets at two ends of the bottom die steel plate are designed in a double-folded-edge mode, the rigidity of the double-folded-edge bayonets is increased, and the steel bar truss floor bearing plate is not easy.
After the technical scheme is adopted, the utility model discloses beneficial effect does: the structural design is optimized, the welding contact area is increased due to the B-shaped welding ribs, welding spots are not penetrated, the apparent mass of the bottom die steel plate is not damaged, welding is firm, the shearing-resistant bearing capacity is improved, the rigidity of the double-folded-edge bayonet is increased, deformation is not easy to occur, and installation is facilitated.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (6)
1. Novel steel bar truss building carrier plate, its characterized in that: it contains die block steel sheet (1), web member reinforcing bar (2), last chord reinforcing bar (3) and last chord reinforcing bar (4), the upper surface of die block steel sheet (1) is provided with a plurality of welding rib (1-1), the structure of welding rib (1-1) is "B" layer five layers of configuration structure, with die block steel sheet (1) integrated into one piece, the both ends of die block steel sheet (1) are provided with bayonet socket (1-2), the top of die block steel sheet (1) is provided with a plurality of groups steel bar truss, every group steel bar truss contains web member reinforcing bar (2), last chord reinforcing bar (3) and last chord reinforcing bar (4), web member reinforcing bar (2) contains first down tube (2-1) and second down tube (2-2), the below of first down tube (2-1) and second down tube (2-2) is horizontal kink (2-3), horizontal kink (2-3) and the "B" type welding rib (1-1) of die block steel sheet (1) The first diagonal rod (2-1) and the second diagonal rod (2-2) are arranged in parallel and welded and fixed, an upper chord steel bar (3) is arranged at the joint of the upper parts of the first diagonal rod (2-1) and the second diagonal rod (2-2), and a lower chord steel bar (4) is arranged at one end close to the horizontal bending part (2-3).
2. The novel steel bar truss floor deck according to claim 1, wherein: the structure of the bayonet (1-2) is a double-folded design structure.
3. The novel steel bar truss floor deck according to claim 1, wherein: the steel bar truss is provided with three groups.
4. The novel steel bar truss floor deck according to claim 1, wherein: the upper chord steel bar (3) and the lower chord steel bar (4) are arranged in parallel and are fixedly connected with the web member steel bar (2) through resistance welding respectively.
5. The novel steel bar truss floor deck according to claim 1, wherein: the number ratio of the web member reinforcing steel bars (2), the upper chord reinforcing steel bars (3) and the lower chord reinforcing steel bars (4) is 1: 1: 2.
6. the novel steel bar truss floor deck according to claim 1, wherein: the bottom die steel plate (1) is a galvanized bottom die steel plate, and the galvanized bottom die steel plates can be mutually connected and fixed through bayonets (1-2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921153654.2U CN210976257U (en) | 2019-07-22 | 2019-07-22 | Novel steel bar truss floor support plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921153654.2U CN210976257U (en) | 2019-07-22 | 2019-07-22 | Novel steel bar truss floor support plate |
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| CN210976257U true CN210976257U (en) | 2020-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921153654.2U Active CN210976257U (en) | 2019-07-22 | 2019-07-22 | Novel steel bar truss floor support plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115853140A (en) * | 2022-12-22 | 2023-03-28 | 浙江东南绿建集成科技有限公司 | High-strength electric resistance welding connection node of steel bar truss |
-
2019
- 2019-07-22 CN CN201921153654.2U patent/CN210976257U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115853140A (en) * | 2022-12-22 | 2023-03-28 | 浙江东南绿建集成科技有限公司 | High-strength electric resistance welding connection node of steel bar truss |
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