CN110331807B - Assembled spherical hollow slab - Google Patents
Assembled spherical hollow slab Download PDFInfo
- Publication number
- CN110331807B CN110331807B CN201910626608.8A CN201910626608A CN110331807B CN 110331807 B CN110331807 B CN 110331807B CN 201910626608 A CN201910626608 A CN 201910626608A CN 110331807 B CN110331807 B CN 110331807B
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- Prior art keywords
- hollow
- slab
- hollow ball
- warp
- weft
- Prior art date
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 48
- 239000010959 steel Substances 0.000 claims abstract description 48
- 230000002787 reinforcement Effects 0.000 claims abstract description 32
- 108010068370 Glutens Proteins 0.000 claims abstract description 27
- 235000021312 gluten Nutrition 0.000 claims abstract description 27
- 230000003014 reinforcing effect Effects 0.000 claims description 33
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 6
- 230000000712 assembly Effects 0.000 claims description 6
- 238000000429 assembly Methods 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000011241 protective layer Substances 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 11
- 238000010008 shearing Methods 0.000 abstract description 7
- 238000005266 casting Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 5
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 6
- 239000010410 layer Substances 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
- B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
-
- 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
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
- E04B5/026—Load-carrying floor structures formed substantially of prefabricated units with beams or slabs of plastic
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Reinforcement Elements For Buildings (AREA)
- Revetment (AREA)
Abstract
The invention discloses an assembled spherical hollow slab, which comprises a prefabricated slab body, a bottom gluten net, a hollow ball component and a slab gluten net; wherein the bottom gluten net, the hollow ball component and the plate gluten net are sequentially arranged in the precast slab body from bottom to top; the vertical steel bars are uniformly arranged at the bottom of the plate surface reinforcement net, and one end of each vertical steel bar is fixedly connected with the bottom of the plate surface reinforcement net. The invention has low construction difficulty, reduces the secondary concrete pouring amount of the assembled spherical hollow slab, and improves the shearing resistance of the precast slab; the casting quantity of the cast-in-place concrete on site is reduced, and the environmental protection is facilitated; constructors and equipment are reduced, the space between the vertical rods of the support die frame can be properly enlarged, and materials are saved.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to an assembled spherical hollow slab.
Background
In recent years, china actively explores and develops an assembled building, and an assembled concrete floor at present consists of three parts, namely a prefabricated superposed beam, a prefabricated superposed slab and a cast-in-place concrete slab, wherein the cast-in-place concrete is large in quantity, the prefabricated superposed slab is small in thickness and rigidity, and is easy to break in the processes of stripping, stacking, transporting, installing and the like, the construction difficulty is high, and the secondary concrete casting quantity is large.
Disclosure of Invention
In view of the above, the present invention provides an assembled spherical hollow slab, which aims to solve at least one of the technical problems existing in the prior art.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
an assembled spherical hollow slab comprises a prefabricated slab body, a bottom gluten net, a hollow ball component and a slab gluten net; wherein the bottom gluten net, the hollow ball component and the plate gluten net are sequentially arranged in the precast slab body from bottom to top; the vertical steel bars are uniformly arranged at the bottom of the plate surface reinforcement net, and one end of each vertical steel bar is fixedly connected with the bottom of the plate surface reinforcement net.
Preferably, in the assembled spherical hollow slab, the hollow ball member has a net structure, and includes hollow balls at nodes and connecting bands for connecting adjacent hollow balls; the hollow balls are distributed in a matrix, and adjacent hollow balls are connected through the connecting belt.
Preferably, in the above-mentioned assembled spherical hollow slab, the hollow sphere member includes hollow spheres and a reinforcing mesh, and the hollow spheres are distributed on the reinforcing mesh in a matrix; the reinforcing mesh consists of hollow ball member warp-direction reinforcing bars and hollow ball member weft-direction reinforcing bars, a plurality of the hollow ball member weft-direction reinforcing bars are arranged in parallel, and the hollow ball member weft-direction reinforcing bars penetrate through the sphere center of the hollow ball to fix the hollow ball on the hollow ball member weft-direction reinforcing bars; the hollow ball member warp-direction steel bars sequentially bypass the hollow ball member warp-direction steel bars up and down, the hollow ball member warp-direction steel bars and the hollow ball member weft-direction steel bars are mutually interweaved and arranged to form the steel bar net, and the hollow balls are positioned between the adjacent warp-direction steel bars; and the warp-direction reinforcing steel bars of the hollow ball members are fixedly connected with the joints of weft-direction reinforcing steel bars of the hollow ball members.
Preferably, in the above-mentioned assembled spherical hollow slab, the hollow ball member includes a plurality of hollow ball assemblies arranged in parallel at equal intervals, and the hollow ball assemblies are composed of reinforcing steel bars and hollow balls penetrating the reinforcing steel bars at equal intervals.
Preferably, in the above-mentioned assembled spherical hollow slab, one end of the vertical steel bar is welded and fixed with the bottom of the slab web.
Preferably, in the above-mentioned assembled spherical hollow slab, the bottom reinforcement mesh is formed by bottom warp reinforcement and bottom weft reinforcement.
Preferably, in the assembled spherical hollow slab, the bottom surface warp-direction steel bars and the bottom surface weft-direction steel bars of the bottom surface reinforcement mesh are welded or bound and fixed at the intersection joints.
Preferably, in the above-mentioned assembled spherical hollow slab, the slab reinforcement mesh is composed of slab warp reinforcement and slab weft reinforcement.
Preferably, in the assembled spherical hollow slab, the plate surface warp-direction reinforcing bars and the plate surface weft-direction reinforcing bars of the plate surface reinforcing mesh are welded or bound and fixed at the intersecting joints.
Preferably, in the above-mentioned assembled spherical hollow slab, one end of the vertical steel bar is welded at the intersection joint of the plate surface warp-direction steel bar and the plate surface weft-direction steel bar.
Compared with the prior art, the invention discloses the assembled spherical hollow slab which reduces construction difficulty and secondary concrete pouring amount and improves the shearing resistance of the precast slab; the casting quantity of the cast-in-place concrete on site is reduced, and the environmental protection is facilitated; constructors and equipment are reduced, the space between the vertical rods of the support die frame can be properly enlarged, and materials are saved.
The stress characteristics of the assembled spherical hollow slab are basically the same as those of the traditional precast slab. The hollow ball component is arranged in the precast slab, so that the dead weight is reduced, the stress performance is not changed, and the load on the floor is borne by the combined structure of the precast slab and the hollow ball.
Compared with the traditional prefabricated laminated slab, the on-site concrete pouring quantity is reduced, operators and equipment of an operation layer are reduced, and the space between upright poles of a supporting frame for supporting in the construction process can be properly increased, so that supporting materials are saved, and the environment protection is facilitated; under the condition that the concrete quantity is the same, the assembled hollow slab has large thickness, large rigidity and strong shearing resistance, and meanwhile, the assembled spherical hollow slab does not need technical intermittent time, so that the construction progress can be accelerated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present invention, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a top view of the prefabricated panel of the present invention without casting;
FIG. 3 is a schematic view of a first embodiment of a hollow sphere member;
FIG. 4 is a schematic structural view of a second embodiment of a hollow sphere member;
fig. 5 is a schematic structural view of a third embodiment of a hollow sphere member.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The embodiment of the invention discloses an assembled spherical hollow slab which reduces construction difficulty and secondary concrete pouring amount, and improves the shearing resistance of a precast slab; the casting quantity of the cast-in-place concrete on site is reduced, and the environmental protection is facilitated; constructors and equipment are reduced, the space between the vertical rods of the support die frame can be properly enlarged, and materials are saved.
The invention discloses an assembled spherical hollow slab, which comprises a prefabricated slab body 1, a bottom rib net 2, a hollow sphere component 3 and a slab rib net 4; wherein the bottom gluten net 2, the hollow ball component 3 and the plate gluten net 4 are sequentially arranged in the precast slab body 1 from bottom to top; the bottom of the plate gluten net 4 is uniformly provided with vertical steel bars 41, and one end of each vertical steel bar 41 is fixedly connected with the bottom of the plate gluten net 4.
In order to further optimize the above technical solution, referring to fig. 3, in one embodiment, the hollow sphere member 3 has a mesh structure, including hollow spheres 31 at nodes and connection bands 32 connecting adjacent hollow spheres 31; wherein the hollow spheres 31 are distributed in a matrix, and adjacent hollow spheres 31 are connected through connecting belts 32.
To further optimize the solution described above, the connecting bands 32 are divided into warp and weft connecting bands, the hollow spheres 31 being located at the nodes of the warp and weft connecting bands.
In order to further optimize the technical solution described above, the connecting strip 32 is integrally formed with the hollow sphere 31.
In order to further optimize the above technical solution, referring to fig. 4, a second embodiment of the hollow sphere member 3 includes hollow spheres 31 and a reinforcing mesh 32, where the hollow spheres 31 are distributed on the reinforcing mesh 32 in a matrix; the reinforcing mesh 32 is composed of hollow ball member warp direction reinforcing bars 321 and hollow ball member weft direction reinforcing bars 322, a plurality of hollow ball member weft direction reinforcing bars 322 are arranged in parallel, the hollow ball member weft direction reinforcing bars 322 penetrate through the sphere center of the hollow ball 31, and the hollow ball 31 is fixed on the hollow ball member weft direction reinforcing bars 322; the plurality of hollow sphere member warp-direction steel bars 321 sequentially bypass the hollow sphere member warp-direction steel bars 322 up and down, the plurality of hollow sphere member warp-direction steel bars 321 and the plurality of hollow sphere member weft-direction steel bars 322 are mutually interweaved and arranged to form a steel bar net 32, and the hollow spheres 31 are positioned between the adjacent hollow sphere member warp-direction steel bars 321; the hollow ball member warp direction steel bar 321 is fixedly connected with the hollow ball member weft direction steel bar 322 at the node.
In order to further optimize the above technical solution, with reference to fig. 5, another embodiment of the hollow sphere member 3 comprises a plurality of hollow sphere assemblies arranged in parallel and equidistantly, and the hollow sphere assemblies are composed of reinforcing bars and hollow spheres 31 penetrating the reinforcing bars equidistantly.
In order to further optimize the technical scheme, the nodes of the warp direction reinforcing bars 321 and the weft direction reinforcing bars 322 are welded or bound and fixed.
To further optimize the solution described above, the hollow sphere 31 is a plastic hollow sphere.
In order to further optimize the technical scheme, holes for the weft reinforcement 322 of the hollow ball member to penetrate are reserved on the plastic hollow ball.
In order to further optimize the technical scheme, the plurality of hollow sphere member warp direction steel bars 321 sequentially bypass the hollow sphere member weft direction steel bars 322 up and down after being bent.
In order to further optimize the technical scheme, the hollow ball member warp direction steel bars 321 and the hollow ball member weft direction steel bars 322 are fixed on the hollow ball member weft direction steel bars 322 in a braiding and knotting mode.
In order to further optimize the technical scheme, one end of the vertical steel bar 41 is welded and fixed with the bottom of the plate gluten net 4.
In order to further optimize the technical scheme, the bottom surface reinforcement net 2 is composed of bottom surface warp reinforcement 21 and bottom surface weft reinforcement 22.
In order to further optimize the technical scheme, the bottom surface warp-direction steel bars 21 and the bottom surface weft-direction steel bars 22 of the bottom surface reinforcement net 2 are welded or bound and fixed at the intersecting nodes.
In order to further optimize the above technical solution, the panel reinforcement net 4 is composed of panel warp reinforcement 42 and panel weft reinforcement 43.
In order to further optimize the technical scheme, the plate surface warp-direction steel bars 42 and the plate surface weft-direction steel bars 43 of the plate surface reinforcement net 4 are welded or bound and fixed at the intersecting nodes.
To further optimize the above technical solution, one end of the vertical reinforcement 41 is welded at the intersection point of the plate warp reinforcement 42 and the plate weft reinforcement 43.
The stress characteristics of the assembled spherical hollow slab are basically the same as those of the traditional precast slab. The hollow sphere member 3 is arranged in the precast slab, thereby reducing dead weight, and the stress performance is not changed, and the load on the floor is borne by the combined structure of the precast slab body 1 and the hollow sphere member 3.
Compared with the traditional prefabricated laminated slab, the on-site concrete pouring quantity is reduced, operators and equipment of an operation layer are reduced, and the space between upright poles of a supporting frame for supporting in the construction process can be properly increased, so that supporting materials are saved, and the environment protection is facilitated; under the condition that the concrete quantity is the same, the assembled hollow slab has large thickness, large rigidity and strong shearing resistance, and meanwhile, the assembled spherical hollow slab does not need technical intermittent time, so that the construction progress can be accelerated;
the construction process comprises the following steps:
firstly, prefabricating a bottom gluten net 2, a hollow ball component 3 and a plate gluten net 4 according to the requirements of a design drawing, and welding one end of a vertical steel bar 41 at the intersection joint of a warp-wise steel bar and a weft-wise steel bar on the plate gluten net 4, so that the position of the top plate gluten net 4 in a precast slab body 1 can be controlled, and the shearing resistance of the precast slab can be improved;
then placing the prefabricated gluten net 2 on a manufacturing platform, filling a protective layer cushion block, fixing the whole set of hollow ball components 3 on the upper part of the gluten net 2, and placing the prefabricated gluten net 4;
and finally, pouring precast slab concrete, and curing according to the curing requirement of the precast member.
The invention improves the rigidity and the shearing resistance of the precast slab, reduces the construction difficulty, saves the construction time and is beneficial to environmental protection.
In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other. For the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and the relevant points refer to the description of the method section.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. The assembled spherical hollow slab is characterized by comprising a prefabricated slab body, a bottom gluten net, a hollow ball component and a slab gluten net; wherein the bottom gluten net, the hollow ball component and the plate gluten net are sequentially arranged in the precast slab body from bottom to top; vertical steel bars are uniformly arranged at the bottom of the plate surface reinforcement net, and one end of each vertical steel bar is fixedly connected with the bottom of the plate surface reinforcement net;
the hollow ball component comprises hollow balls and a reinforcing mesh, and the hollow balls are distributed on the reinforcing mesh in a matrix manner; the reinforcing mesh consists of hollow ball member warp-direction reinforcing bars and hollow ball member weft-direction reinforcing bars, a plurality of the hollow ball member weft-direction reinforcing bars are arranged in parallel, and the hollow ball member weft-direction reinforcing bars penetrate through the sphere center of the hollow ball to fix the hollow ball on the hollow ball member weft-direction reinforcing bars; the hollow ball member warp-direction steel bars sequentially bypass the hollow ball member warp-direction steel bars up and down, the hollow ball member warp-direction steel bars and the hollow ball member weft-direction steel bars are mutually interweaved and arranged to form the steel bar net, and the hollow balls are positioned between the adjacent warp-direction steel bars; the warp-direction reinforcing steel bars of the hollow ball members are fixedly connected with the joints of weft-direction reinforcing steel bars of the hollow ball members;
and placing the prefabricated gluten net on a manufacturing platform, filling a protective layer cushion block, fixing the whole set of hollow ball components on the upper part of the gluten net, and placing the prefabricated gluten net.
2. A fabricated spherical hollow slab according to claim 1, wherein the hollow sphere members are of a mesh structure comprising hollow spheres at nodes and connecting straps connecting adjacent ones of the hollow spheres; the hollow balls are distributed in a matrix, and adjacent hollow balls are connected through the connecting belt.
3. The assembled spherical hollow slab of claim 1, wherein the hollow sphere member comprises a plurality of hollow sphere assemblies arranged in parallel and equidistantly, the hollow sphere assemblies being composed of reinforcing bars and hollow spheres penetrating the reinforcing bars equidistantly.
4. The assembled spherical hollow slab according to claim 1, wherein one end of the vertical steel bar is welded and fixed with the bottom of the slab lattice.
5. The assembled spherical hollow slab of claim 1, wherein the bottom reinforcement mesh is formed by bottom warp reinforcement and bottom weft reinforcement.
6. The assembled spherical hollow slab of claim 5, wherein the bottom warp and weft reinforcement of the bottom web are welded or lashed at their intersecting nodes.
7. The assembled spherical hollow slab according to claim 2, wherein the slab reinforcement mesh is composed of slab warp reinforcement and slab weft reinforcement.
8. The assembled spherical hollow slab of claim 7, wherein the face warp and face weft bars of the face web are welded or lashed at their intersecting nodes.
9. The fabricated spherical hollow slab of claim 8, wherein one end of the vertical rebar is welded to the intersection of the face warp rebar and the face weft rebar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910626608.8A CN110331807B (en) | 2019-07-11 | 2019-07-11 | Assembled spherical hollow slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910626608.8A CN110331807B (en) | 2019-07-11 | 2019-07-11 | Assembled spherical hollow slab |
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| Publication Number | Publication Date |
|---|---|
| CN110331807A CN110331807A (en) | 2019-10-15 |
| CN110331807B true CN110331807B (en) | 2024-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910626608.8A Active CN110331807B (en) | 2019-07-11 | 2019-07-11 | Assembled spherical hollow slab |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112049317A (en) * | 2020-08-28 | 2020-12-08 | 苏玉柱 | Novel filling block |
| CN113718942A (en) * | 2021-09-22 | 2021-11-30 | 张守彬 | Special spheroid of assembled building |
| CN114673298A (en) * | 2022-04-24 | 2022-06-28 | 张泽 | Light framework and construction method for manufacturing partition board by using light framework |
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| CN110331807A (en) | 2019-10-15 |
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