CN112252560A - Novel composite floor slab for building and construction method thereof - Google Patents
Novel composite floor slab for building and construction method thereof Download PDFInfo
- Publication number
- CN112252560A CN112252560A CN202010977528.XA CN202010977528A CN112252560A CN 112252560 A CN112252560 A CN 112252560A CN 202010977528 A CN202010977528 A CN 202010977528A CN 112252560 A CN112252560 A CN 112252560A
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- Prior art keywords
- bottom plate
- prefabricated
- floor slab
- prefabricated bottom
- building
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/32—Floor structures wholly cast in situ with or without form units or reinforcements
- E04B5/36—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor
- E04B5/38—Floor structures wholly cast in situ with or without form units or reinforcements with form units as part of the floor with slab-shaped form units acting simultaneously as reinforcement; Form slabs with reinforcements extending laterally outside the element
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
- E04C5/02—Reinforcing elements of metal, e.g. with non-structural coatings of low bending resistance
- E04C5/04—Mats
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
- E04C5/06—Reinforcing elements of metal, e.g. with non-structural coatings of high bending resistance, i.e. of essentially three-dimensional extent, e.g. lattice girders
- E04C5/065—Light-weight girders, e.g. with precast parts
- E04C5/0653—Light-weight girders, e.g. with precast parts with precast parts
- E04C5/0656—Light-weight girders, e.g. with precast parts with precast parts with lost formwork
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/142—Means in or on the elements for connecting same to handling apparatus
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention belongs to the technical field of building construction, and particularly relates to a novel composite floor slab for a building and a construction method thereof. The novel composite floor slab for the building comprises a plurality of prefabricated bottom plate modules which are sequentially spliced, wherein each prefabricated bottom plate module comprises a first prefabricated bottom plate and a second prefabricated bottom plate which are mutually overlapped, a first step surface is arranged on one side, facing the second prefabricated bottom plate, of the first prefabricated bottom plate, a second step surface is arranged on one side, facing the first prefabricated bottom plate, of the second prefabricated top plate, and the first step surface and the second step surface are in splicing fit; the first prefabricated bottom plate is fixedly connected with the second prefabricated bottom plate through a fixing piece; and paving a panel reinforcing mesh on all the prefabricated bottom plate modules, and pouring a concrete layer. The step-shaped structure overlapping enables the overlapping construction between the prefabricated bottom plates to be more convenient, and the fixing piece connection not only enables the first prefabricated bottom plate and the second prefabricated bottom plate to be tightly attached at the overlapping position, but also improves the stability of the adjacent overlapped prefabricated bottom plates.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to a novel composite floor slab for a building and a construction method thereof.
Background
In the existing building construction method, the construction process of a building main body is complicated, a large amount of manpower, material resources and financial resources are needed, the construction efficiency is not high, a large amount of resources are wasted, and the quality of a project cannot be improved and effectively controlled. In the traditional building industrialization, the prefabricated composite floor slabs are assembled and poured by a plurality of prefabricated composite floor slabs in the process of formwork erection, reinforcement binding and cast-in-place concrete pouring, so that the overlapping construction of the composite floor slabs is complex, the connection is not tight, and the using effect is not obvious.
Disclosure of Invention
Based on the above-mentioned shortcomings and drawbacks of the prior art, it is an object of the present invention to at least solve one or more of the above-mentioned problems of the prior art, in other words, to provide a novel composite floor slab for construction and a construction method thereof, which satisfies one or more of the above-mentioned needs.
In order to achieve the purpose, the invention adopts the following technical scheme:
a novel composite floor slab for buildings comprises a plurality of prefabricated floor slab modules which are sequentially spliced, wherein each prefabricated floor slab module comprises a first prefabricated floor slab and a second prefabricated floor slab which are mutually overlapped, a first step surface is arranged on one side, facing the second prefabricated floor slab, of the first prefabricated floor slab, a second step surface is arranged on one side, facing the first prefabricated floor slab, of the second prefabricated roof slab, and the first step surface and the second step surface are in splicing fit; the first prefabricated bottom plate is fixedly connected with the second prefabricated bottom plate through a fixing piece; and paving a panel reinforcing mesh on all the prefabricated bottom plate modules, and pouring a concrete layer.
Preferably, the first step surface of the first prefabricated bottom plate is provided with a first fixing hole along the thickness direction of the first prefabricated bottom plate, the second step surface of the second prefabricated bottom plate is provided with a second fixing hole along the thickness direction of the second prefabricated bottom plate, the first fixing hole is opposite to the second fixing hole, and the fixing piece penetrates through the first fixing hole and the second fixing hole.
Preferably, the fixing member is a combination of a bolt and a nut.
As a preferred scheme, bottom plate steel bars are embedded in the first prefabricated bottom plate and the second prefabricated bottom plate.
Preferably, the extending direction of the bottom plate steel bars is perpendicular to the splicing direction of the first prefabricated bottom plate.
Preferably, the top surfaces of the first prefabricated bottom plate and the second prefabricated bottom plate are extruded plates.
Preferably, the first prefabricated bottom plate and the second prefabricated bottom plate are respectively provided with a steel bar truss, and the steel bar trusses are provided with lifting rings.
Preferably, the steel bar truss is bound with the panel steel bar mesh.
Preferably, the overlapping surface of the first prefabricated bottom plate and the second prefabricated bottom plate is of a Z-shaped structure.
The invention also provides a construction method of the novel composite floor slab for the building, which comprises the following steps:
(1) prefabricating a first prefabricated bottom plate and a second prefabricated bottom plate;
(2) hoisting by adopting a four-point hoisting mode according to the weight load distribution characteristics of the laminated floor slab, and hoisting the first prefabricated bottom plate and the second prefabricated bottom plate by using hoisting rings preset on the steel bar truss;
(3) sequentially overlapping the adjacent first prefabricated bottom plate and the second prefabricated bottom plate with each other, keeping the first prefabricated bottom plate and the second prefabricated bottom plate in a horizontal state, and fixing the first prefabricated bottom plate and the second prefabricated bottom plate through fixing pieces;
(4) laying a panel reinforcing mesh surface according to design requirements, and binding the panel reinforcing mesh and the steel bar truss;
(5) and (3) pouring the concrete surface layer of the banded panel reinforcing mesh, wherein the concrete needs to be vibrated compactly in the pouring process, and the standard curing time needs to be reached after vibration is finished.
Compared with the prior art, the invention has the beneficial effects that:
(1) the step-shaped structure overlapping enables the overlapping construction between the prefabricated bottom plates to be more convenient, and the fixing piece connection not only enables the first prefabricated bottom plate and the second prefabricated bottom plate to be tightly attached at the overlapping position, but also improves the stability of the adjacent overlapped prefabricated bottom plates.
(2) The addition of the extruded sheet not only enhances the heat insulation effect of the building, but also lightens the self weight of the floor slab.
Drawings
FIG. 1 is a schematic structural view of a prefabricated floor module according to an embodiment of the invention;
fig. 2 is a partial sectional view of a novel composite floor slab for construction according to an embodiment of the present invention.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention, the following description will explain the embodiments of the present invention with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
As shown in fig. 1 and 2, the novel composite floor slab for buildings according to the embodiment of the present invention comprises three major parts, namely a prefabricated bottom plate assembly, a surface layer reinforcing mesh 9 and a concrete layer 10.
Wherein, prefabricated bottom plate assembly includes the prefabricated bottom plate module that several splice in proper order, prefabricated bottom plate module includes the second prefabricated bottom plate that mutual overlap joint is located left first prefabricated bottom plate 1 and is located the right side, first prefabricated bottom plate 1 has first step face 2 towards one side of the prefabricated bottom plate of second, the prefabricated roof of second has second step face 3 towards one side of first prefabricated bottom plate, first step face 2 is pegged graft with second step face 3 and is cooperated, binding face after pegging graft is Z type structure, the faying face of first prefabricated bottom plate 1 and the prefabricated bottom plate of second promptly is Z type structure.
In addition, the first prefabricated bottom plate and the second prefabricated bottom plate are fixedly connected through a fixing piece; specifically, the first step surface of the first prefabricated bottom plate is provided with a first fixing hole 4 along the thickness direction of the first prefabricated bottom plate, the second step surface of the second prefabricated bottom plate is provided with a second fixing hole 5 along the thickness direction of the second prefabricated bottom plate, after the first prefabricated bottom plate is in lap joint with the second prefabricated bottom plate, the first fixing hole 4 is right opposite to the second fixing hole 5 and penetrates through the thickness direction of the whole prefabricated bottom plate module, and the fixing piece penetrates through the first fixing hole 4 and the second fixing hole 5 to realize the fixed connection of the first prefabricated bottom plate and the second prefabricated bottom plate. Wherein the fixing member is preferably a combination of a bolt and a nut.
And bottom plate steel bars 7 are embedded in the first prefabricated bottom plate 1 and the second prefabricated bottom plate, so that the structural rigidity of the first prefabricated bottom plate 1 and the second prefabricated bottom plate is improved. The extending direction of the bottom plate reinforcing steel bars is perpendicular to the splicing direction of the first prefabricated bottom plate, namely the bottom plate reinforcing steel bars extend along the length direction of the first prefabricated bottom plate or the second prefabricated bottom plate.
According to the embodiment of the invention, the first prefabricated bottom plate and the second prefabricated bottom plate are respectively provided with the steel bar truss 6, and the steel bar truss 6 is provided with the hanging rings, so that the first prefabricated bottom plate and the second prefabricated bottom plate can be conveniently hoisted. In addition, the steel bar truss and the face plate steel bar mesh are bound to form a whole, and the stability of the integral structure of the composite floor slab is guaranteed.
In the embodiment of the invention, all prefabricated bottom plate modules are paved with the panel reinforcing mesh 9 and poured with the concrete layer 10.
In addition, the top surfaces of the first prefabricated bottom plate and the second prefabricated bottom plate are extruded plates, so that the heat insulation effect of a building is enhanced, and the self weight of a floor slab is reduced.
According to the embodiment of the invention, the step planes are arranged on the lap joint edges of the two prefabricated bottom plates, so that the lap joint construction between the prefabricated bottom plates is more convenient, and the bolt connection of the upper step plane and the lower step plane not only enables the bottom plates to be tightly attached to the bottom plates at the lap joint position, but also improves the stability of the adjacent overlapped bottom plates.
The construction method of the novel composite floor slab for the building provided by the embodiment of the invention comprises the following steps:
(1) prefabricating and transporting a first prefabricated bottom plate and a second prefabricated bottom plate;
all prefabricated bottom plates are manufactured in an industrial mode, and then the prefabricated bottom plates are transported to a construction site;
(2) hoisting of prefabricated bottom plate
Hoisting by adopting a four-point hoisting mode according to the weight load distribution characteristics of the laminated floor slab, and hoisting the first prefabricated bottom plate and the second prefabricated bottom plate by using hoisting rings preset on the steel bar truss;
(3) overlapping of prefabricated base plates
Sequentially overlapping the adjacent first prefabricated bottom plate and the second prefabricated bottom plate with each other, keeping the first prefabricated bottom plate and the second prefabricated bottom plate in a horizontal state, and fixing the first prefabricated bottom plate and the second prefabricated bottom plate through fixing pieces;
(4) lay panel reinforcing bar net
Laying a panel reinforcing mesh surface according to design requirements, and binding the panel reinforcing mesh and the steel bar truss;
(5) pouring concrete layer
And (3) pouring the concrete surface layer of the banded panel reinforcing mesh, wherein the concrete needs to be vibrated compactly in the pouring process, and the standard curing time needs to be reached after vibration is finished.
The foregoing has outlined rather broadly the preferred embodiments and principles of the present invention and it will be appreciated that those skilled in the art may devise variations of the present invention that are within the spirit and scope of the appended claims.
Claims (10)
1. A novel composite floor slab for buildings is characterized by comprising a plurality of prefabricated floor slab modules which are sequentially spliced, wherein each prefabricated floor slab module comprises a first prefabricated floor slab and a second prefabricated floor slab which are mutually overlapped, a first step surface is arranged on one side, facing the second prefabricated floor slab, of the first prefabricated floor slab, a second step surface is arranged on one side, facing the first prefabricated floor slab, of the second prefabricated roof slab, and the first step surface and the second step surface are in splicing fit; the first prefabricated bottom plate is fixedly connected with the second prefabricated bottom plate through a fixing piece; and paving a panel reinforcing mesh on all the prefabricated bottom plate modules, and pouring a concrete layer.
2. A novel composite floor slab for building as claimed in claim 1, wherein the first step surface of the first prefabricated floor slab has first fixing holes along the thickness direction of the first prefabricated floor slab, the second step surface of the second prefabricated floor slab has second fixing holes along the thickness direction of the second prefabricated floor slab, the first fixing holes are opposite to the second fixing holes, and the fixing members are passed through the first fixing holes and the second fixing holes.
3. The novel composite floor slab for building as claimed in claim 2, wherein the fixing member is a combination of a bolt and a nut.
4. The novel composite floor slab for building as claimed in claim 1, wherein the first prefabricated floor slab and the second prefabricated floor slab are embedded with floor slab reinforcing steel bars.
5. A novel composite floor slab for building use as claimed in claim 1, wherein the direction of extension of said floor reinforcing bars is perpendicular to the direction of splicing of said first prefabricated floor slab.
6. The novel composite floor slab for building as claimed in claim 1, wherein the top surfaces of the first prefabricated floor slab and the second prefabricated floor slab are extruded sheets.
7. The novel composite floor slab for the building as claimed in claim 1, wherein the first prefabricated bottom plate and the second prefabricated bottom plate are respectively provided with a steel bar truss, and the steel bar truss is provided with a hanging ring.
8. A novel composite floor slab for building use as claimed in claim 7, wherein said steel trusses are tied with face plate steel reinforcing meshes.
9. The novel composite floor slab for building as claimed in claim 1, wherein the overlapping surfaces of the first prefabricated floor slab and the second prefabricated floor slab are of a Z-shaped structure.
10. The construction method of the novel composite floor slab for construction as claimed in claim 7, characterized by comprising the following steps:
(1) prefabricating a first prefabricated bottom plate and a second prefabricated bottom plate;
(2) hoisting by adopting a four-point hoisting mode according to the weight load distribution characteristics of the laminated floor slab, and hoisting the first prefabricated bottom plate and the second prefabricated bottom plate by using hoisting rings preset on the steel bar truss;
(3) sequentially overlapping the adjacent first prefabricated bottom plate and the second prefabricated bottom plate with each other, keeping the first prefabricated bottom plate and the second prefabricated bottom plate in a horizontal state, and fixing the first prefabricated bottom plate and the second prefabricated bottom plate through fixing pieces;
(4) laying a panel reinforcing mesh surface according to design requirements, and binding the panel reinforcing mesh and the steel bar truss;
(5) and (3) pouring the concrete surface layer of the banded panel reinforcing mesh, wherein the concrete needs to be vibrated compactly in the pouring process, and the standard curing time needs to be reached after vibration is finished.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010977528.XA CN112252560A (en) | 2020-09-17 | 2020-09-17 | Novel composite floor slab for building and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010977528.XA CN112252560A (en) | 2020-09-17 | 2020-09-17 | Novel composite floor slab for building and construction method thereof |
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| Publication Number | Publication Date |
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| CN112252560A true CN112252560A (en) | 2021-01-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010977528.XA Pending CN112252560A (en) | 2020-09-17 | 2020-09-17 | Novel composite floor slab for building and construction method thereof |
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| CN (1) | CN112252560A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113323212A (en) * | 2021-06-04 | 2021-08-31 | 重庆大学 | Square reinforcing bar rack superimposed sheet of assembled |
| CN113833162A (en) * | 2021-10-13 | 2021-12-24 | 同济大学 | Novel shear wall structure system with high prefabrication rate and low cost and construction method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2008002240A (en) * | 2006-06-26 | 2008-01-10 | Nippon Steel Corp | Roof structure and floor structure with deck plate |
| CN208545857U (en) * | 2018-07-13 | 2019-02-26 | 苏州瑞至通建筑科技有限公司 | A kind of new-type laminated floor slab being easily installed |
| CN110029741A (en) * | 2019-05-07 | 2019-07-19 | 河南绿建建筑科技有限公司 | Without pre-buried no brace type wallboard connecting node |
| CN110725455A (en) * | 2019-10-25 | 2020-01-24 | 绍兴文理学院 | Transverse connection method for assembled composite floor slabs |
| CN111101630A (en) * | 2018-10-26 | 2020-05-05 | 河南众鼎智拓环保科技有限公司 | Method for manufacturing laminated slab for building and prefabricated laminated slab concrete building block |
-
2020
- 2020-09-17 CN CN202010977528.XA patent/CN112252560A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008002240A (en) * | 2006-06-26 | 2008-01-10 | Nippon Steel Corp | Roof structure and floor structure with deck plate |
| CN208545857U (en) * | 2018-07-13 | 2019-02-26 | 苏州瑞至通建筑科技有限公司 | A kind of new-type laminated floor slab being easily installed |
| CN111101630A (en) * | 2018-10-26 | 2020-05-05 | 河南众鼎智拓环保科技有限公司 | Method for manufacturing laminated slab for building and prefabricated laminated slab concrete building block |
| CN110029741A (en) * | 2019-05-07 | 2019-07-19 | 河南绿建建筑科技有限公司 | Without pre-buried no brace type wallboard connecting node |
| CN110725455A (en) * | 2019-10-25 | 2020-01-24 | 绍兴文理学院 | Transverse connection method for assembled composite floor slabs |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113323212A (en) * | 2021-06-04 | 2021-08-31 | 重庆大学 | Square reinforcing bar rack superimposed sheet of assembled |
| CN113833162A (en) * | 2021-10-13 | 2021-12-24 | 同济大学 | Novel shear wall structure system with high prefabrication rate and low cost and construction method |
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Application publication date: 20210122 |
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