CN215406818U - Hollow coincide floor of steel bar truss - Google Patents
Hollow coincide floor of steel bar truss Download PDFInfo
- Publication number
- CN215406818U CN215406818U CN202120333834.XU CN202120333834U CN215406818U CN 215406818 U CN215406818 U CN 215406818U CN 202120333834 U CN202120333834 U CN 202120333834U CN 215406818 U CN215406818 U CN 215406818U
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- steel bar
- floor slab
- hollow
- fixedly connected
- trusses
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Abstract
The utility model discloses a steel bar truss hollow composite floor slab, which comprises a prefabricated floor slab, steel bar trusses, hollow balls and fixed steel bars, wherein the prefabricated floor slab comprises a hollow core and a hollow core; the steel bar trusses are fixedly connected to the top surface of the prefabricated floor slab, and the bottom surface parts of the steel bar trusses are embedded in the prefabricated floor slab; each column of steel bar trusses are fixedly connected into a column of whole through longitudinal steel bars, and the three longitudinal steel bars are respectively and fixedly connected to the two sides of the top end and the bottom end of each steel bar truss; a hollow ball is fixedly arranged between every two adjacent steel bar trusses, the center of each fixed steel bar is fixedly connected to the top surface of the hollow ball, and two ends of each fixed steel bar are fixedly connected to the two adjacent steel bar trusses; the steel bar truss hollow composite floor slab is used for construction, the construction speed is high, the forming quality is good, the self weight of the floor slab is effectively reduced, a template is not needed, the material consumption is saved, and meanwhile, the rigidity and the heat insulation and waterproof performance of the floor slab are improved.
Description
Technical Field
The utility model relates to a floor slab, in particular to a steel bar truss hollow composite floor slab.
Background
The assembly type building is an object of key development of the building industry in China for a period of time in the future, and the innovation of an industrialized assembly type structure system is imperative. Fabricated structural systems refer to buildings produced by fabricating building units or components according to uniform, standard building component specifications, and then transporting them to the job site for assembly into place. A large number of building parts are produced and processed in a workshop, a large number of assembly operations are carried out on site, the design is standardized, the management is informationized, and the requirements of green buildings are met. The building construction method has the characteristics of light building weight, energy conservation, environmental protection, high construction speed, high industrialization degree and the like, can solve the problems of low building industrialization level, low building construction labor productivity, low quality of traditional house products and the like in China, and is suitable for the development of the building industry in China.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a steel bar truss hollow composite floor slab, which adopts the technical scheme that:
a steel bar truss hollow composite floor slab comprises a prefabricated floor slab, steel bar trusses, hollow balls and fixed steel bars; the steel bar trusses are fixedly connected to the top surface of the prefabricated floor slab, and the bottom surface parts of the steel bar trusses are embedded in the prefabricated floor slab; each column of steel bar trusses are fixedly connected into a column of whole through longitudinal steel bars, and the three longitudinal steel bars are respectively and fixedly connected to the two sides of the top end and the bottom end of each steel bar truss; the fixed clean shot that is equipped with between two adjacent steel bar trusses, fixed steel bar central point puts fixed connection at the top surface of clean shot, and the both ends fixed connection of fixed steel bar is on two adjacent steel bar trusses.
As a further scheme of the utility model: the prefabricated floor slab comprises a concrete layer, a waterproof membrane and a foam board; concrete layers are symmetrically arranged on the top surface and the bottom surface of the precast floor slab, and the foam board and the waterproof membrane are clamped between the two concrete layers from top to bottom; longitudinal threaded through holes are symmetrically formed in two ends of the prefabricated floor slab, and bolts are in threaded connection in the through holes.
As a further scheme of the utility model: and transverse steel bars are welded at the top ends of the steel bar trusses.
As a further scheme of the utility model: and a concrete superposed layer is laid on the top surface of the prefabricated floor slab and covers the top end of the steel bar truss.
As a still further scheme of the utility model: the space between the fixed steel bars and the upper surface of the prefabricated floor slab forms a clamping space of the hollow ball.
Compared with the prior art, the utility model has the beneficial effects that:
the manufacturing of the prefabricated floor slab and the steel bar truss are finished in a factory, the prefabricated floor slab and the steel bar truss are respectively hoisted in place in a construction site, the prefabricated floor slab is spliced, hollow balls are arranged at equal intervals, steel bars are welded and fixed, then additional steel bars are bound, pipelines in the floor slab are laid, and holes in the floor slab are reserved; laying the rest concrete to form a concrete superposed layer; forming the hollow composite floor slab of the steel bar truss after the strength of the composite layer concrete meets the requirement; the construction speed is fast, the forming quality is good, the self weight of the floor slab is effectively reduced, a template is not needed, the material consumption is saved, and meanwhile, the rigidity and the heat insulation and waterproof performance of the floor slab are improved.
Drawings
Fig. 1 is a sectional view of a prefabricated floor slab in a steel bar truss hollow composite floor slab.
Fig. 2 is a schematic structural view of a precast floor slab in a steel bar truss hollow composite floor slab.
Fig. 3 is a schematic structural view of a composite floor slab in the steel bar truss hollow composite floor slab.
In the figure: 1. prefabricating a floor slab; 2. a bolt; 3. a steel bar truss; 4. hollow spheres; 5. fixing the steel bars; 6. transverse reinforcing steel bars; 7. longitudinal reinforcing steel bars; 8. a concrete laminated layer; 11. a concrete layer; 12. a water-resistant film; 13. a foam board.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, in an embodiment of the present invention, a steel bar truss hollow composite floor slab includes a prefabricated floor slab 1, a steel bar truss 3, hollow spheres 4 and fixed steel bars 5; the steel bar trusses 3 are fixedly connected to the top surface of the prefabricated floor slab 1, and the bottom surface parts of the steel bar trusses 3 are embedded in the prefabricated floor slab 1; each row of steel bar trusses 3 are fixedly connected into a row of whole through longitudinal steel bars 7, and the three longitudinal steel bars 7 are respectively and fixedly connected to the two sides of the top end and the bottom end of each steel bar truss 3; the fixed hollow ball 4 that is equipped with between two adjacent steel bar trusses 3, 5 central point of fixed steel bar put fixed connection at the top surface of hollow ball 4, and the both ends fixed connection of fixed steel bar 5 is on two adjacent steel bar trusses 3.
The prefabricated floor slab 1 comprises a concrete layer 11, a waterproof membrane 12 and a foam board 13; concrete layers 11 are symmetrically arranged on the top surface and the bottom surface of the prefabricated floor slab 1, and the foam board 13 and the waterproof membrane 12 are clamped between the two concrete layers 11 from top to bottom; the foam board 13 plays a role in heat insulation; the waterproof membrane 12 hinders the loss of water in the concrete, so that the concrete solidification effect is improved; longitudinal threaded through holes are symmetrically formed in two ends of the prefabricated floor slab 1, and the bolts 2 are connected in the through holes in a threaded mode to play a fixing role.
After the transverse splicing of the plurality of prefabricated floor slabs 1 is completed, the transverse steel bars 6 are welded to the top end of the steel bar truss 3, the integrity of the whole floor slab is improved, and the stability of the floor slab is enhanced.
The top surface of prefabricated floor 1 has laid concrete superposed layer 8, and concrete superposed layer 8 covers steel bar truss 3's top.
The space between the fixed steel bars 5 and the upper surface of the prefabricated floor slab 1 forms a clamping space of the hollow ball 4; in the process of constructing the concrete laminated layer 8, the hollow ball 4 keeps the original shape under the action of concrete pouring and vibrating load and does not generate compression deformation.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (4)
1. A steel bar truss hollow composite floor slab comprises a prefabricated floor slab (1), a steel bar truss (3), hollow spheres (4) and fixed steel bars (5); the prefabricated floor slab is characterized in that the plurality of steel bar trusses (3) are fixedly connected to the top surface of the prefabricated floor slab (1), and the bottom surface parts of the steel bar trusses (3) are embedded in the prefabricated floor slab (1); each column of steel bar trusses (3) are fixedly connected into a column of whole through longitudinal steel bars (7), and the three longitudinal steel bars (7) are respectively and fixedly connected to the two sides of the top end and the bottom end of each steel bar truss (3); a hollow ball (4) is fixedly arranged between every two adjacent steel bar trusses (3), the center of each fixed steel bar (5) is fixedly connected to the top surface of each hollow ball (4), and two ends of each fixed steel bar (5) are fixedly connected to the two adjacent steel bar trusses (3); the prefabricated floor slab (1) comprises a concrete layer (11), a waterproof membrane (12) and a foam board (13); concrete layers (11) are symmetrically arranged on the top surface and the bottom surface of the prefabricated floor slab (1), and the foam board (13) and the waterproof membrane (12) are clamped between the two concrete layers (11) from top to bottom; longitudinal threaded through holes are symmetrically formed in two ends of the prefabricated floor slab (1), and bolts (2) are connected in the through holes in a threaded mode.
2. The steel bar truss hollow composite floor slab as claimed in claim 1, wherein the plurality of steel bar trusses (3) are welded at the top ends thereof with transverse steel bars (6).
3. The steel bar truss hollow composite floor slab as claimed in claim 1, wherein the top surface of the precast floor slab (1) is laid with a concrete laminated layer (8), and the concrete laminated layer (8) covers the top end of the steel bar truss (3).
4. The steel bar truss hollow composite floor slab as claimed in claim 1, wherein the space between the fixing steel bars (5) and the upper surface of the precast floor slab (1) forms a holding space of the hollow sphere (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120333834.XU CN215406818U (en) | 2021-02-05 | 2021-02-05 | Hollow coincide floor of steel bar truss |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120333834.XU CN215406818U (en) | 2021-02-05 | 2021-02-05 | Hollow coincide floor of steel bar truss |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215406818U true CN215406818U (en) | 2022-01-04 |
Family
ID=79666461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120333834.XU Active CN215406818U (en) | 2021-02-05 | 2021-02-05 | Hollow coincide floor of steel bar truss |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215406818U (en) |
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2021
- 2021-02-05 CN CN202120333834.XU patent/CN215406818U/en active Active
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