CN217517913U - One-way multi-ribbed cavity floor module for steel structure - Google Patents
One-way multi-ribbed cavity floor module for steel structure Download PDFInfo
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- CN217517913U CN217517913U CN202123382003.0U CN202123382003U CN217517913U CN 217517913 U CN217517913 U CN 217517913U CN 202123382003 U CN202123382003 U CN 202123382003U CN 217517913 U CN217517913 U CN 217517913U
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Abstract
The utility model discloses a steel construction is with one-way close rib cavity superstructure module, relate to the assembly type building technical field, a steel construction is with one-way close rib cavity superstructure module is prefabricated integrative the forming by 2 piece at least parallel shaped steel close rib roof beams, 1 piece at least bottom plate, 1 piece at least cavity component and 1 piece at least integrated pipe spare, shaped steel and the reinforcing bar connection of bottom plate of shaped steel close rib roof beam, and smash into an organic whole through concrete, integrated pipe spare is fixed on the bottom plate, the cavity component is located between 2 parallel shaped steel close rib roof beams and fixes on the bottom plate; the utility model provides a construction time can be saved to one-way close rib cavity superstructure module for steel construction, exempts from a formwork, has still reduced the quantity of a formwork vaulting pole, practices thrift the time limit for a project, can effective reduce cost.
Description
Technical Field
The utility model relates to an assembly type structure technical field, concretely relates to steel construction is with one-way close rib cavity superstructure module.
Background
At present, steel bar truss floor bearing plates are only used in the application of steel structure floor systems except for cast-in-place concrete floor slabs. Compared with a cast-in-place concrete floor slab, the quantity of the supporting formwork and the cast-in-place concrete of the steel bar truss floor slab is not reduced, and only the quantity of the horizontal formworks is reduced, so that the steel bar truss floor slab is not a true assembly type construction process; neither the construction period nor the labor can be reduced, especially the workload of wet operation is not less, and the cost can not be saved. The composite floor slab with more applications in the reinforced concrete structure at present has smaller suitable span, larger self weight of the floor slab, and the same and smaller wet operation amount of cast-in-place on the composite slab.
Concrete dense-rib cavity floor systems have been widely used in prefabricated concrete structures in recent years, and attempts have been made in steel structure engineering. For example, a utility model patent (patent No. ZL200420103009.7) of a cast-in-place concrete hidden-dense rib slab-free hollow floor discloses a technical scheme that a prefabricated cavity member and a cast-in-place concrete section steel dense rib beam are combined to form the concrete dense rib cavity floor, but the cast-in-place section steel dense rib beam and the cast-in-place slab mode are adopted, and the cast-in-place concrete hidden-dense rib slab-free hollow floor does not belong to an assembly type building; for another example, a two-way ribbed cavity floor and a construction method thereof (patent No. ZL201310490037.2) disclose a technical scheme of forming a ribbed cavity floor by combining a section steel ribbed beam with a prefabricated reinforced concrete slab, which can be included in the assembly type construction technology, but the construction process is complicated, and the prefabricated bottom plate and the section steel beam are not reliably connected.
Aiming at the problems, by combining the characteristics of the structure of the steel structure, a novel assembled multi-ribbed cavity module suitable for the fusion of the steel structure construction process is urgently needed to be developed.
SUMMERY OF THE UTILITY MODEL
To the defect that exists among the prior art, the utility model aims to provide a steel construction is with one-way close rib cavity superstructure module.
In order to achieve the above purpose, the utility model adopts the technical proposal that:
the utility model provides a steel construction is with one-way close rib cavity superstructure module, by 2 piece at least parallel shaped steel close rib roof beams, 1 piece at least bottom plate, 1 piece at least cavity component and 1 at least integrated piping spare prefabrication an organic whole shaping, the shaped steel of shaped steel close rib roof beam is connected with the steel bar of bottom plate to smash into an organic whole through concrete, integrated piping spare is fixed on the bottom plate, the cavity component is located between 2 parallel shaped steel close rib roof beams and fixes on the bottom plate.
On the basis of the technical scheme, holes are reserved on a web plate or a side plate of the section steel in the section steel multi-ribbed beam; or a conduit is reserved in the hole; or the concrete within the range of the height h in the section steel multi-ribbed beam is prefabricated and molded together with the concrete of the bottom plate, and the height h of the prefabricated concrete inside the section steel multi-ribbed beam is less than or equal to the sum of the thickness of the cavity member and the thickness of the bottom plate; or the width b of the section steel multi-ribbed beam is the net distance between two adjacent cavity components; or the width b of the section steel multi-ribbed beam is more than or equal to the width of the section steel upper flange of the section steel multi-ribbed beam or the width of the section steel.
On the basis of the technical scheme, the center distance of the section steel ribbed beam is 600-1200 mm; or the height of the section steel ribbed beam is 200-1500 mm; or the width of the section steel ribbed beam is 100-400 mm; or the number of the section steel multi-ribbed beams is 2, 3 or 4.
On the basis of the technical scheme, the side edges of the upper and lower flange plates of the section steel in the section steel multi-ribbed beam are welded with stiffeners, and the stiffeners are one or a combination of steel bars, steel plate strips and steel mesh.
On the basis of the technical scheme, the section of the section steel in the section steel multi-ribbed beam is in one or a combination of I shape, T shape and L shape; or the section steel in the section steel multi-ribbed beam is a light steel composite structure.
On the basis of the technical scheme, the bottom plate is provided with reinforcing steel bars, reinforcing steel bar meshes or prestressed tendons; or when the bottom plate is provided with the steel bars and is vertically connected with the section steel multi-ribbed beam, the tail end of each vertical steel bar is provided with a longitudinal steel bar along the direction of the section steel multi-ribbed beam, and the longitudinal steel bar is welded with the web plate or the lower flange plate of the section steel beam; or the steel bars in the bottom plate, which are perpendicular to the section steel multi-ribbed beam, penetrate through the web plate or the side plate of the section steel multi-ribbed beam to extend outwards in one direction or two directions, so that the prefabricated bottom plate is single-sided or double-sided to the outer side of the section steel multi-ribbed beam, and the bottom ribs extend out of the plate edge in the picked bottom plate.
On the basis of the technical scheme, the integrated pipeline piece is provided with 1 or more pipeline ports; or one or a plurality of combinations of a reserved junction box, an electric appliance fixing base, a power socket and a temperature-sensing fire alarm monitoring device are arranged on the upper surface, close to the bottom plate, in the integrated pipeline piece; or the integrated pipeline piece is positioned on the bottom plate inside the cavity component; or the integrated piping element is located above the floor between the two cavity members.
On the basis of the technical scheme, the cavity component is a pentahedron structure enclosed by hard materials, the opening of the cavity component faces the bottom plate, and the cavity component is firmly connected with the bottom plate; or the cavity component is a hexahedron structure enclosed by hard materials and is connected with the bottom plate; or the cavity member is a light six-sided solid.
On the basis of the technical scheme, the width of the cavity member is less than or equal to the net distance between the upper flange plates of the medium-sized steel of the two adjacent section steel multi-ribbed beams; the height of the sum of the thicknesses of the cavity member and the bottom plate is less than or equal to the total height of the section steels in the two section steel ribbed beams.
On the basis of the technical scheme, the two steel structures are spliced by using the unidirectional multi-ribbed cavity floor system module, concrete is poured and cured for forming after the overhanging reinforcing steel bars of the bottom plate are lapped, and cavity components are arranged at the connecting parts; or the two steel structures are spliced by the unidirectional ribbed cavity floor system module, a public section steel beam is inserted through the overhanging steel bars of the two corresponding bottom plates, and concrete is cast and tamped together with the concrete of the section steel beam in situ for forming; or two steel structures are spliced by using the unidirectional ribbed cavity floor system module, the overhanging reinforcing steel bar of the bottom plate of one module is inserted into a section steel ribbed beam of the other module, and the section steel ribbed beam and a web plate or a lower flange plate of the section steel ribbed beam are welded to reproduce the field pouring and tamping concrete molding.
Compared with the prior art, the utility model has the advantages of:
(1) the utility model provides an one-way close rib cavity superstructure module for steel construction compares with prior art, and rigidity is big, the bearing capacity is strong, is suitable for solving like the big little assembled floor problem of building classification of span of house equivalent, also is suitable for solving the assembled floor problem of great span.
(2) The utility model provides a formwork and prefabricated rate height are exempted from completely to one-way close rib cavity superstructure module for steel construction, practice thrift the time limit for a project and effectively reduce the cost, can accomplish fast according to the construction scheme and build the construction.
(3) The utility model provides a steel construction is with one-way close rib cavity superstructure module is rationally distributed, has both alleviateed the superstructure dead weight, has increased indoor net height again, reduces engineering cost.
Drawings
Fig. 1 is a schematic structural view of a one-way multi-ribbed cavity floor module for a steel structure in an embodiment of the present invention;
fig. 2 is a schematic view of the construction and assembly structure of a one-way multi-ribbed cavity floor module for a steel structure in the embodiment of the present invention;
fig. 3 is a schematic view of the construction and assembly structure of a one-way multi-ribbed cavity floor module for a steel structure in the embodiment of the present invention;
fig. 4 is the embodiment of the utility model provides an in steel construction one-way close rib cavity superstructure module the construction assemble the structure sketch map.
In the figure: 1-section steel multi-ribbed beam, 2-bottom plate, 3-cavity member, 4-integrated pipeline, 5-hole, 7-stiffener, 8-longitudinal steel bar, 9-supporting upright rod, 10-top plate and 13-panel.
Detailed Description
The embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
Referring to fig. 1 show the embodiment of the utility model provides an embodiment of a structural schematic diagram of one-way close rib cavity superstructure module for steel construction, a one-way close rib cavity superstructure module for steel construction, by 2 piece at least parallel shaped steel close rib roof beams 1, 1 piece at least bottom plate 2, 1 piece at least cavity component 3 and 1 at least integrated pipe spare 4 prefabrication integrated into one piece, shaped steel close rib roof beam 1's shaped steel and bottom plate 2's steel bar connection to smash into an organic whole through concrete, integrated pipe spare 4 is fixed on bottom plate 2, cavity component 3 is located between 2 parallel shaped steel close rib roof beams 1 and fixes on bottom plate 2.
A hole 5 is reserved on a web plate or a side plate of the section steel in the section steel ribbed beam 1; or a guide pipe is reserved in the hole 5; or the concrete within the height h range in the section steel multi-ribbed beam 1 is prefabricated and molded together with the concrete of the bottom plate 2, and the height h of the prefabricated concrete inside the section steel multi-ribbed beam 1 is less than or equal to the sum of the thickness of the cavity member 3 and the thickness of the bottom plate 2; or the width b of the section steel multi-ribbed beam 1 is the net distance between two adjacent cavity components 3; or the width b of the section steel multi-ribbed beam 1 is more than or equal to the width of the section steel upper flange or the section steel of the section steel multi-ribbed beam 1. The design of the schemes can facilitate the penetration of concrete, the penetration of steel bars of the bottom plate or the penetration of a pipeline when in need.
The center distance of the section steel ribbed beam 1 is 600-1200 mm; or the height of the section steel ribbed beam 1 is 200-1500 mm; or the width of the section steel ribbed beam 1 is 100-400 mm; or the number of the section steel multi-ribbed beams 1 is 2, 3 or 4. A conventional size is given here, which is a common span for protecting such modules.
The side edges of the upper and lower flange plates of the section steel in the section steel multi-ribbed beam 1 are welded with stiffeners 7, and the stiffeners 7 are one or a combination of steel bars, steel plate strips and steel mesh. The connecting performance of the prefabricated or post-cast concrete in the multi-ribbed beam 1 and the section steel beam and the concrete is enhanced, and the shear strength of the multi-ribbed beam can be effectively improved, so that the self height of the section steel beam is reduced, the function of using the house is improved, and the construction cost is saved.
The section steel section in the section steel multi-ribbed beam 1 is in one or a combination of I shape, T shape and L shape; or the section steel in the section steel multi-ribbed beam 1 is of a light steel composite structure.
The bottom plate 2 is provided with reinforcing steel bars, reinforcing steel bar meshes or prestressed tendons; or when the bottom plate 2 is provided with the steel bars and is vertically connected with the section steel multi-ribbed beam 1, the tail end of each vertical steel bar is provided with a longitudinal steel bar 8 along the direction of the section steel multi-ribbed beam 1, the longitudinal steel bar 8 is welded with a web plate or a lower flange plate of the section steel beam 1, or the steel bars perpendicular to the section steel multi-ribbed beam 1 in the bottom plate 2 penetrate through the web plate or the side plate of the section steel multi-ribbed beam 1 to extend outwards in one direction or two directions, so that the prefabricated bottom plate 2 is selected out from the outer side of the section steel multi-ribbed beam 1 in one side or two sides, and the bottom rib extending plate edge in the selected bottom plate 2 can reduce the number of welding points of the steel bars and the multi-ribbed beam and increase the reliability of connection of the bottom plate and the multi-ribbed beam.
The integrated pipeline piece 4 is provided with 1 or more pipeline inlets and outlets; or the integrated pipeline piece 4 is communicated with the hole 5 or the conduit; or one or a combination of a plurality of reserved junction boxes, electric appliance fixing bases, power sockets and temperature-sensing fire alarm monitoring devices is arranged on the upper surface, close to the bottom plate 2, in the integrated pipeline piece 4; or the integrated piping element 4 is located on the floor plate 2 inside the cavity member 3; or integrated piping 4 is located above the floor 2 in the channel between the two cavity members 3.
The cavity component 3 is a pentahedral structure enclosed by hard materials, the opening of the cavity component faces the bottom plate 2, and the cavity component is firmly connected with the bottom plate 2; or the cavity component 3 is a hexahedron structure enclosed by hard materials or a pentahedron with an opening at the lower end and is firmly connected with the bottom plate 2; or the cavity member 3 is a light six-sided solid.
The width of the cavity member 3 is less than or equal to the net distance between the medium-sized steel upper flange plates of the two adjacent section steel multi-ribbed beams 1; the height of the sum of the thicknesses of the cavity member 3 and the bottom plate 2 is less than or equal to the total height of the section steel in the two section steel multi-ribbed beams 1.
Referring to fig. 2, which is a schematic view of the construction and assembly structure of a steel structure unidirectional multi-ribbed cavity floor module in the embodiment of the present invention, two steel structures are assembled by using a base plate 2, wherein the base plate is formed by overlapping overhanging steel bars and then pouring concrete for curing, and cavity members are installed at the connecting parts;
referring to fig. 3, which is a schematic view of the construction and assembly structure of a steel structure one-way ribbed cavity floor module in the embodiment of the present invention, two steel structures are spliced by inserting a common section steel beam through the overhanging steel bars of two corresponding bottom plates 2, and cast and smash concrete together with the concrete of the section steel beam in situ for forming;
referring to fig. 4 show the embodiment of the utility model provides an architectural diagram is assembled in construction of one-way close rib cavity superstructure module for steel construction, two one-way close rib cavity superstructure module concatenations are one section steel close rib roof beam 1 that inserts another module through the overhanging reinforcing bar of bottom plate 2 of one of them module, and the web or the lower flange board welding of section steel close rib roof beam 1 reappears the cast in situ and smash the concrete shaping.
The utility model provides an one-way close rib cavity superstructure module for steel construction compares with prior art, and rigidity is big, the bearing capacity is strong, is suitable for solving like the big little assembled floor problem of building classification of span of house equivalent, also is suitable for solving the assembled floor problem of great span. The utility model provides a formwork and prefabricated rate height are exempted from completely to one-way close rib cavity superstructure module for steel construction, practice thrift the time limit for a project and effectively reduce the cost, can accomplish fast according to the construction scheme and build the construction. The utility model provides a steel construction is with one-way close rib cavity superstructure module is rationally distributed, has both alleviateed the superstructure dead weight, has increased indoor net height again, reduces engineering cost.
The present invention is not limited to the above embodiments, and for those skilled in the art, without departing from the principle of the present invention, a plurality of improvements and decorations can be made, and these improvements and decorations are also considered as the protection scope of the present invention. Those not described in detail in this specification are within the skill of the art.
Claims (10)
1. The utility model provides a steel construction is with one-way close rib cavity superstructure module, by 2 piece at least parallel shaped steel close rib roof beams (1), 1 piece at least bottom plate (2), 1 at least cavity component (3) and 1 at least integrated pipe spare (4) prefabrication integrated into one piece, its characterized in that: the section steel of the section steel multi-ribbed beam (1) is connected with the steel bars of the bottom plate (2) and is tamped into a whole by concrete, the integrated pipeline piece (4) is fixed on the bottom plate (2), and the cavity member (3) is positioned between the 2 parallel section steel multi-ribbed beams (1) and is fixed on the bottom plate (2).
2. The module of the one-way multi-ribbed cavity floor system for the steel structure as claimed in claim 1, wherein: holes (5) are reserved on a web plate or a side plate of the section steel in the section steel ribbed beam (1); or a conduit is reserved in the hole (5); or the concrete within the height h range in the section steel multi-ribbed beam (1) is prefabricated and molded together with the concrete of the bottom plate (2), and the height h of the prefabricated concrete inside the section steel multi-ribbed beam (1) is less than or equal to the sum of the thickness of the cavity member (3) and the thickness of the bottom plate (2); or the width b of the section steel multi-ribbed beam (1) is the net distance between two adjacent cavity components (3); or the width b of the section steel multi-ribbed beam (1) is more than or equal to the width of the section steel upper flange of the section steel multi-ribbed beam (1) or the width of the section steel.
3. The module of the one-way multi-ribbed cavity floor system for the steel structure as claimed in claim 1, wherein: the center distance of the section steel multi-ribbed beam (1) is 600-1200 mm; or the height of the section steel ribbed beam (1) is 200-1500 mm; or the width of the section steel multi-ribbed beam (1) is 100-400 mm; or the number of the section steel multi-ribbed beams (1) is 2, 3 or 4.
4. The module of the one-way multi-ribbed cavity floor system for the steel structure as claimed in claim 1, wherein: the side edges of upper and lower flange plates of the section steel in the section steel multi-ribbed beam (1) are welded with stiffeners (7), and the stiffeners (7) are one or a combination of steel bars, steel plate strips and steel mesh.
5. The module of the one-way multi-ribbed cavity floor system for the steel structure as claimed in claim 1, wherein: the section steel section in the section steel multi-ribbed beam (1) is in one or a combination of I shape, T shape and L shape; or the section steel in the section steel multi-ribbed beam (1) is a light steel composite structure.
6. The module of the one-way multi-ribbed cavity floor system for the steel structure as claimed in claim 1, wherein: the bottom plate (2) is provided with reinforcing steel bars, reinforcing steel bar meshes or prestressed tendons; or when the bottom plate (2) is provided with the steel bars and is vertically connected with the section steel multi-ribbed beam (1), the tail end of each vertical steel bar is provided with a longitudinal steel bar (8) along the direction of the section steel multi-ribbed beam (1), and the longitudinal steel bar (8) is welded with a web plate or a lower flange plate of the section steel multi-ribbed beam (1); or the steel bars in the bottom plate (2) perpendicular to the section steel multi-ribbed beam (1) penetrate through the web plate or the side plate of the section steel multi-ribbed beam (1) to extend outwards in one direction or two directions, so that the outer side of the prefabricated bottom plate (2) is selected out from the single-side or double-side section steel multi-ribbed beam (1), and the inside of the selected bottom plate (2) is provided with bottom ribs extending out of the plate edge.
7. The module of the one-way multi-ribbed cavity floor system for the steel structure as claimed in claim 1, wherein: the integrated pipeline piece (4) is provided with 1 or more pipeline ports; or one or a plurality of combinations of a reserved junction box, an electric appliance fixing base, a power socket and a temperature-sensing fire alarm monitoring device are arranged on the upper surface, close to the bottom plate (2), in the integrated pipeline piece (4); or the integrated pipeline piece (4) is positioned on the bottom plate (2) in the cavity component (3); or the integrated pipeline piece (4) is positioned on the bottom plate (2) between the two cavity components (3).
8. The unidirectional multi-ribbed cavity floor module for the steel structure as claimed in claim 1, wherein: the cavity component (3) is a pentahedral structure enclosed by hard materials, the opening of the cavity component faces the bottom plate (2), and the cavity component is firmly connected with the bottom plate (2); or the cavity component (3) is a hexahedral structure enclosed by hard materials and is connected with the bottom plate (2); or the cavity member (3) is a light six-sided solid.
9. The module of the one-way multi-ribbed cavity floor system for the steel structure as claimed in claim 1, wherein: the width of the cavity component (3) is less than or equal to the net distance between the medium-sized steel upper flange plates of two adjacent section steel multi-ribbed beams (1); the height of the sum of the thicknesses of the cavity member (3) and the bottom plate (2) is less than or equal to the total height of the section steels in the two section steel multi-ribbed beams (1).
10. The module of the one-way multi-ribbed cavity floor system for the steel structure as claimed in claim 1, wherein: the splicing of the two steel structures by the unidirectional ribbed cavity floor system module is realized by overlapping the overhanging steel bars of the bottom plate (2), pouring concrete, curing and forming, and installing cavity components at the connecting parts; or the splicing of the two steel structures by using the unidirectional ribbed cavity floor system module is realized by inserting a public section steel beam through the overhanging steel bars of the corresponding two bottom plates (2) and casting and tamping concrete together with the concrete of the section steel beam on site for forming; or the splicing of the two steel structures by the unidirectional multi-ribbed cavity floor system module is realized by inserting the external extending reinforcing steel bar of the bottom plate (2) of one module into the section steel multi-ribbed beam (1) of the other module, and welding the section steel multi-ribbed beam with the web plate or the lower flange plate of the section steel multi-ribbed beam (1) to reproduce the cast-in-situ concrete molding.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123382003.0U CN217517913U (en) | 2021-12-29 | 2021-12-29 | One-way multi-ribbed cavity floor module for steel structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202123382003.0U CN217517913U (en) | 2021-12-29 | 2021-12-29 | One-way multi-ribbed cavity floor module for steel structure |
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| CN217517913U true CN217517913U (en) | 2022-09-30 |
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| CN202123382003.0U Active CN217517913U (en) | 2021-12-29 | 2021-12-29 | One-way multi-ribbed cavity floor module for steel structure |
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