CN218292483U - Continuous steel bar truss net piece and concrete slab manufactured by using same - Google Patents
Continuous steel bar truss net piece and concrete slab manufactured by using same Download PDFInfo
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- CN218292483U CN218292483U CN202221766973.2U CN202221766973U CN218292483U CN 218292483 U CN218292483 U CN 218292483U CN 202221766973 U CN202221766973 U CN 202221766973U CN 218292483 U CN218292483 U CN 218292483U
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Abstract
The utility model discloses a continuous steel bar truss net piece and concrete made by using the net piece, comprising a compound rib and a longitudinal rib which are crossly welded vertically and horizontally, wherein the compound rib is bent to form the steel bar truss net piece with a continuous rib folding part; the concrete slab is made of a continuous steel bar truss net piece, and the middle upper part of the folded rib part protrudes out of the concrete slab. The continuous steel bar truss mesh can be used for reinforcing the prefabricated bottom plate of the assembled concrete composite slab, can also be used for reinforcing the prefabricated part of the assembled concrete composite wall, and can be used as a steel bar framework of a floor bearing plate; the continuous steel bar truss mesh can realize the continuity of the steel bar truss, is convenient for mechanical forming, and has low manufacturing cost and wide application.
Description
Technical Field
The utility model relates to a steel bar truss net piece technical field, concretely relates to continuous steel bar truss net piece and use concrete slab of this net piece preparation.
Background
The steel bar truss floor bearing plate is a steel bar truss formed by connecting steel bars serving as an upper chord, a lower chord and a web member through resistance spot welding, and the steel bar truss and the bottom plate are connected into an integral combined bearing plate through resistance spot welding; however, the existing steel bar truss floor support plate is complex in shape, the web members are S-shaped, so that the manufacturing is inconvenient, the floor support plate is easy to damage during transportation, the manufacturing cost is high, and the application range is narrow; such as publication number CN211143440U, with the name: the utility model provides a two-way steel bar truss floor of assembled, chinese utility model patent, its description records: the upper chord steel bars and the lower chord steel bars are welded into a whole through continuous wave-shaped web member steel bars to form a single steel bar truss; the outer side surface of the inflection point of the web member steel bar wavy type is welded and fixed with the upper chord steel bar/the lower chord steel bar alternately into a whole. According to the technical scheme, welding is carried out on one side of the steel bar, the web members are s-shaped, the number of required welding points is large, the cost is high, the manufacturing is inconvenient, the web members are easy to be detached if collision occurs or stress is increased, compared with the steel bar truss mesh, the steel bar truss mesh is made of the same material, the whole stress capacity is poor, the application range is narrow, and the whole steel bar truss mesh is formed by mechanical one-step stamping; therefore, a continuous steel bar truss mesh which is convenient to manufacture, low in cost and simple in structure and a concrete slab manufactured by using the mesh are needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at: the defects in the prior art are overcome, the continuous steel bar truss mesh and the concrete slab manufactured by using the mesh are provided, the upper chord rib, the lower chord rib and the compound rib are integrally welded into the mesh, the compound rib is directly welded with the reinforcing rib after being bent and formed during use, the strength is improved, then the mesh is directly poured and formed through a template, the mesh can be used as a floor bearing plate and can also be used as an assembled type superposed wall and a superposed floor, the mesh is not required to be detached after construction is completed, the structural shape is simple, the cost is lower, assembly can be carried out on a construction ground after batch block production in a factory, and time and labor are saved.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a continuous steel bar truss mesh comprises a compound rib transversely arranged and a longitudinal rib crosswise connected with the compound rib; the longitudinal ribs comprise lower chord ribs and upper chord ribs which are arranged vertically higher than the lower chord ribs, the complex ribs comprise alternately arranged transverse rib parts and upwards bent and raised rib folding parts, the upper chord ribs which are longitudinally arranged are connected with the rib folding parts, and the lower chord ribs which are longitudinally arranged and parallel to the upper chord ribs are connected with the transverse rib parts of the complex ribs.
Furthermore, the bottom of the lower chord rib or the compound rib is welded with a reinforcing rib which is transversely arranged, the diameter of the upper chord rib is larger than that of the lower chord rib, the compound ribs are arranged at a longitudinal interval distance, and the reinforcing ribs are arranged at a longitudinal interval distance.
Furthermore, the longitudinal ribs and the compound ribs are welded in a crossed mode to form an oblique grid structure.
Furthermore, the longitudinal bars and the complex bars are welded in a crossed manner to form an orthogonal grid structure.
Furthermore, the folded rib part is in the shape of an isosceles triangle on the vertical section, the upper chord rib is positioned on the inner side of the vertex angle of the isosceles triangle, and the two lower chord ribs respectively positioned on the two sides of the upper chord rib are arranged close to the outer sides of the two base angles of the isosceles triangle.
Further, the folded rib part is rectangular or trapezoidal in vertical section.
The concrete slab manufactured by using the continuous steel bar truss mesh comprises the continuous steel bar truss mesh, wherein the middle upper part of the folded rib part of the composite rib of the continuous steel bar truss mesh protrudes out of the concrete slab, the upper chord rib is positioned outside the concrete slab, the lower chord rib is positioned inside the concrete slab, and two ends of the lower chord rib protrude out of the concrete slab.
Furthermore, the left end and the right end of the concrete slab are respectively poured with a convex part for splicing, the convex parts at the two sides are in a shape capable of being seamlessly spliced and matched, the sum of the thicknesses of the convex parts at the two sides is equal to the thickness of the concrete slab, and the left end and the right end of the composite rib are positioned in the concrete slab.
Furthermore, the left end and the right end of the concrete slab are respectively poured with a convex part with the same shape, and the left end and the right end of the composite rib exceed the convex parts at the left end and the right end of the concrete slab.
Further, the outer side of the concrete slab can be provided with decorative textures.
The utility model has the advantages that:
1. the concrete slab of the utility model can be used as a floor support plate, an assembled composite wall and a composite floor slab, when the concrete slab is used as the assembled composite wall, the inner pull piece is utilized to fix the inner wallboard and the outer wallboard, then the concrete is directly poured in the middle, the formed wallboard does not need to be removed, the concrete slab not only serves as a pouring template but also serves as a high-strength wallboard, and meanwhile, the concrete slab positioned on the outer side also serves as outer wall decoration; in addition, as a floor support plate or a laminated floor slab, the simple support is only needed at the bottom, and the simple support does not need to be removed after the construction and pouring are completed, so that the aims of saving trouble and labor, reducing material loss and shortening the construction period are fulfilled.
2. When the upper chord rib, the lower chord rib and the compound rib are integrally welded into the mesh sheet, the compound rib is directly bent and formed and then welded with the reinforcing rib, or a steel plate mesh which is formed by stamping is directly bent to form a bulge, then a concrete slab is directly poured through a template, and the folded rib parts of the compound rib are continuously arranged at intervals, so that the manufacturing is convenient while the strength is ensured, the structure modeling is simple, and the cost is lower; the concrete slabs are assembled on a construction site, the front concrete slab and the rear concrete slab which are respectively used as an inner wallboard and an outer wallboard are fixed by the inner pulling piece, and concrete is poured in the concrete slabs to form the wall body, so that the construction time is shortened; when the composite bar is used as a light wall, the left end and the right end of the composite bar can be positioned in a concrete plate, and the composite bar is spliced and fixed through the two ends of the concrete plate; the strength of the steel bar net piece is improved by arranging the basalt mesh cloth and the reinforcing ribs, compared with an existing structure that the web members and the upper chords of the steel bar truss floor bearing plate are welded, the upper chords and the composite ribs are connected without welding the web members, the strength is higher, and the steel bar net piece is not prone to being detached from welding.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
fig. 2 is a schematic top view of the present invention;
FIG. 3 is a schematic view of the structure of the reinforcing mesh of the present invention;
fig. 4 is the schematic diagram of the structure of the concrete slab with the protruded ribs of the utility model.
In the figure, 1, a lower chord rib; 2. winding ribs; 3. compounding ribs; 4. reinforcing ribs; 5. basalt mesh cloth; 6. a concrete slab; 7. an internal corner; 8. an external corner; 9. an inner pull member.
Detailed Description
The invention is further explained below with reference to the drawings and the embodiments.
Example (b):
as shown in fig. 1-4, a continuous steel bar truss mesh comprises a transverse compound rib 3 and a longitudinal rib cross-connected with the compound rib 3; the longitudinal ribs comprise lower chord ribs 1 and upper chord ribs 2 which are arranged higher than the lower chord ribs 1 in the vertical direction, the complex ribs 3 comprise alternately arranged transverse rib parts and upwards bent and raised folded rib parts, the upper chord ribs 2 which are longitudinally arranged are connected with the folded rib parts, the lower chord ribs 1 which are longitudinally arranged and parallel to the upper chord ribs 2 are connected with the transverse rib parts of the complex ribs 3, and the folded rib parts of the complex ribs 3 are continuously arranged at intervals and have at least two; the web member of the embodiment is a straight line, and is different from the S-shaped web member of the existing steel bar truss floor deck, and the upper chord rib 2 is hooked and matched with one end of the inner pull piece 9; the upward convex height of the folded rib part of the compound rib 3 and the width of the port at the bottom of the folded rib part are determined by different construction requirements, such as the designed thickness and strength of a concrete slab.
When the upper chord rib 2, the lower chord rib 1 and the compound rib 3 are integrally welded into a net piece for use, the compound rib is directly bent and formed and then welded with the reinforcing rib 4, or a steel plate net which is formed by stamping is directly bent to form a bulge, and then a concrete slab is directly poured through a template, and the folded rib parts of the compound rib are continuously arranged at intervals, so that the manufacturing is convenient while the strength is ensured, the structure modeling is simple, and the cost is lower; the concrete slabs are assembled on a construction site, the front concrete slab and the rear concrete slab which are respectively used as an inner wallboard and an outer wallboard are fixed by the inner pulling piece, and concrete is poured in the concrete slabs to form the wall body, so that the construction time is shortened; when the composite bar is used as a light wall, the left end and the right end of the composite bar can be positioned in a concrete plate, and the composite bar is spliced and fixed through the two ends of the concrete plate; through setting up basalt net check cloth and strengthening rib improvement reinforcing bar net piece's intensity, compare current steel bar truss floor carrier plate web member and last chord welded structure, the last chord muscle of this scheme and the connection of compound muscle need not weld the web member, make intensity higher, also be difficult for the desoldering.
The bottom welding of lower chord muscle 1 or compound muscle 3 has the strengthening rib 4 of horizontal setting, and the diameter of upper chord muscle 2 is greater than the diameter of lower chord muscle 1, and 3 longitudinal separation distances of compound muscle are arranged, and 4 longitudinal separation distances of strengthening rib are arranged, and the diameter of strengthening rib 4 is 4mm, and the length of strengthening rib 4 is 50cm.
The structure of the steel bar truss net piece mainly comprises an orthogonal grid structure, an oblique grid structure and a steel plate net structure formed by punching.
The upper chord rib 2 and the lower chord rib 1 can be welded with the top or the bottom of the compound rib 3, in the embodiment, the lower chord rib 1 is welded on the top of the compound rib 3, and the longitudinal rib and the compound rib 3 are crossed to form a steel bar truss net sheet with an orthogonal grid structure, such as a square grid structure; the longitudinal bars and the complex bars 3 are crossed to form a steel bar truss mesh sheet with an oblique grid structure, if a rhombic grid structure is adopted; when the steel bar truss mesh is a steel plate mesh formed by stamping and stretching a steel plate, the steel plate mesh is directly stamped and bent to form the bulge.
The folded rib part can also be in the shape of a trapezoid or a rectangle which is convex upwards on the vertical section.
The distance between two adjacent lower chord ribs 1 is 5cm, the distance between two adjacent composite ribs 3 is 5cm, the diameters of the lower chord ribs 1 and the composite ribs 3 are both 4mm, the diameter of the upper chord rib 2 is 6mm, and the diameter of the upper chord rib 2 is larger than that of the lower chord rib 1 so that the lower chord rib 3 is not easy to be detached and welded when being pulled upwards.
The concrete slab manufactured by using the continuous steel bar truss mesh comprises the continuous steel bar truss mesh, wherein the middle upper part of the folded rib part of the composite rib 3 of the continuous steel bar truss mesh is protruded out of the concrete slab 6, the upper chord rib 2 is positioned outside the concrete slab 6, the lower chord rib 1 is positioned inside the concrete slab 6, two ends of the lower chord rib are protruded out of the concrete slab 6, and decorative textures can be arranged on the outer side of the concrete slab 6.
The concrete slab 6 is internally provided with basalt gridding cloth 5 or other materials capable of improving the anti-cracking strength of the concrete slab 6, the left end and the right end of the concrete slab 6 are respectively poured with a convex part for splicing, the shape of the convex part can be a shape with two ends capable of being spliced and matched seamlessly, or can be the same shape, when the convex parts at two sides are selected to be in a shape capable of being spliced and matched seamlessly, the composite rib 3 can be positioned in the concrete slab 6, the sum of the thicknesses of the convex parts at two sides is equal to the thickness of the concrete slab 6, the convex part is a cuboid with the same length and width in the embodiment, the cuboid and the concrete slab 6 form an internal corner 7 and an external corner 8, and the sum of the thicknesses of the two cuboids is equal to the thickness of the concrete slab 6, so that the design is convenient for splicing of a plurality of concrete slabs 6, and the integral strength and the stability of the wall body or the floor support plate combined by the plurality of concrete slabs 6 are improved; when the shape of the selected convex part is the same, the left end and the right end of the composite rib 3 exceed the convex parts at the left end and the right end of the concrete slab 6, and the parts beyond the composite rib 3 are used for being lapped to form pouring points, so that the stability and the supporting capacity of the plurality of wall boards are improved.
The concrete slab is mainly but not limited to be applied to the construction of an assembled composite wall, a floor bearing plate and a composite floor slab, and is used as the assembled composite wall, the position and the number of the upper chord ribs 2 are determined during the manufacturing, the two ends of the inner pull piece 9 are hook-shaped, the middle of the inner pull piece is generally straight-line-shaped, the two ends of the inner pull piece are respectively hooked with the two oppositely arranged concrete slabs 6, finally, the concrete is poured between the two oppositely arranged concrete slabs 6, the inner pull piece is not required to be detached after the forming, and meanwhile, the concrete slab positioned on the outer side is also used as the outer wall decoration; when using the construction as floor carrier plate or coincide floor, only need do simple and easy support at the bottom, the shaping is directly pour to the upper portion, need not to demolish, has reached the laborsaving purpose of saving trouble, reduction material loss, has shortened the time limit for a project simultaneously.
The above description is only for the purpose of illustration and not limitation, and other modifications or equivalent replacements made by those skilled in the art to the technical solution of the present invention should be covered by the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a continuous steel bar truss net piece which characterized in that: comprises a transverse compound rib (3) and a longitudinal rib which is connected with the compound rib (3) in a cross way; the longitudinal ribs comprise lower chord ribs (1) and upper chord ribs (2), the complex ribs (3) comprise alternately arranged transverse rib parts and upwards bent convex rib folding parts, the upper chord ribs (2) which are longitudinally arranged are connected with the rib folding parts, and the lower chord ribs (1) which are longitudinally arranged and parallel to the upper chord ribs (2) are connected with the transverse rib parts of the complex ribs (3).
2. The continuous steel truss mesh of claim 1, wherein: the bottom of the lower chord rib (1) or the compound rib (3) is welded with a reinforcing rib (4) which is transversely arranged, the diameter of the upper chord rib (2) is larger than that of the lower chord rib (1), the compound ribs (3) are arranged at intervals in the longitudinal direction, and the reinforcing ribs (4) are arranged at intervals in the longitudinal direction.
3. A continuous steel truss mesh as claimed in claim 2 wherein: the longitudinal ribs and the compound ribs (3) are welded in a crossed mode to form an oblique mesh structure.
4. A continuous steel truss mesh as claimed in claim 2 wherein: the longitudinal ribs and the complex ribs (3) are welded in a crossed mode to form an orthogonal net piece structure.
5. A continuous steel truss mesh as claimed in claim 3 or 4, wherein: the folded rib part is in the shape of an isosceles triangle on the vertical section, the upper chord rib (2) is positioned on the inner side of the vertex angle of the isosceles triangle, and the two lower chord ribs (1) respectively positioned on the two sides of the upper chord rib (2) are arranged close to the outer sides of the two base angles of the isosceles triangle.
6. A continuous steel truss mesh as claimed in any one of claims 3 or 4, wherein: the folded rib part is rectangular or trapezoidal in vertical section.
7. Use the concrete slab of a continuous steel bar truss net piece preparation, its characterized in that: the continuous steel bar truss mesh comprises the continuous steel bar truss mesh as claimed in claim 1, wherein the middle upper part of the folded rib part of the composite rib (3) of the continuous steel bar truss mesh is arranged to protrude out of the concrete plate (6), the upper chord rib (2) is positioned outside the concrete plate (6), and the lower chord rib (1) is positioned inside the concrete plate (6) and protrudes out of the concrete plate (6) at two ends.
8. The concrete panel made using a continuous steel truss mesh according to claim 7 wherein: the left end and the right end of the concrete slab (6) are respectively poured with a convex part for splicing, the convex parts at the two sides are in a shape capable of being spliced and matched seamlessly, the sum of the thicknesses of the convex parts at the two sides is equal to the thickness of the concrete slab (6), and the left end and the right end of the compound rib (3) are positioned in the concrete slab (6).
9. The concrete slab of claim 8 made using a continuous steel truss mesh, wherein: the left end and the right end of the concrete slab (6) are respectively poured with a convex part with the same shape, and the left end and the right end of the compound rib (3) exceed the convex parts at the left end and the right end of the concrete slab (6).
10. The concrete panel made using a continuous steel truss mesh according to claim 8 or 9 wherein: the outer side of the concrete plate (6) can be provided with decorative textures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221766973.2U CN218292483U (en) | 2022-07-11 | 2022-07-11 | Continuous steel bar truss net piece and concrete slab manufactured by using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221766973.2U CN218292483U (en) | 2022-07-11 | 2022-07-11 | Continuous steel bar truss net piece and concrete slab manufactured by using same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218292483U true CN218292483U (en) | 2023-01-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221766973.2U Active CN218292483U (en) | 2022-07-11 | 2022-07-11 | Continuous steel bar truss net piece and concrete slab manufactured by using same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218292483U (en) |
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2022
- 2022-07-11 CN CN202221766973.2U patent/CN218292483U/en active Active
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