CN202969669U - Cast-in-place hollow-ribbed floor - Google Patents
Cast-in-place hollow-ribbed floor Download PDFInfo
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- CN202969669U CN202969669U CN 201220720788 CN201220720788U CN202969669U CN 202969669 U CN202969669 U CN 202969669U CN 201220720788 CN201220720788 CN 201220720788 CN 201220720788 U CN201220720788 U CN 201220720788U CN 202969669 U CN202969669 U CN 202969669U
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Abstract
The utility model provides a cast-in-place hollow-ribbed floor comprising an upper floor slab, ribbed beams, a lower floor slab and a combined core-filling mould. The upper floor slab is formed by combining and hardening of cast-in-place concrete and floor surface slab steel bars, the ribbed beams are formed by combining and hardening of the cast-in-place concrete and floor ribbed steel bars, and the lower floor slab is formed by combining and hardening of the cast-in-place concrete and floor bottom slab steel bars. The cast-in-place hollow-ribbed floor is characterized in that the combined core-filling mould comprises a light internal mould and a tough outer protective layer, the light internal mould is of a solid polystyrene cabinet, the tough outer protective layer covers the outside surface of the light internal mould, and the light internal mould is completely wrapped by a tough fire-retardant adhesive tape to form the tough outer protective layer, and concrete circulating holes penetrating through the upper floor slab and the lower floor slab are reserved on the middle portion of the combined core-filling mould. Concrete columns, connecting the upper floor slab and the lower floor slab, are formed by the cast-in-place concrete overlapped in the concrete circulating holes. The cast-in-place hollow-ribbed floor has the technical effects of light self-weight, reasonable structure and simple construction and the like.
Description
Technical field
The utility model relates to a kind of novel building structure, is specifically related to a kind of cast-in-place hollow close rib building roof.
Background technology
at present in the cast-in-situ hollow building roof technical field, usually adopt thin-wall box body or light-wall pipe member moulding by casting hollow building cover, as early stage ZL02282207.0 " thin-wall box-body cast-in-place cavity plate thin-wall box body " patent, this patent is to adopt inorganic cement to produce thin-wall box body, the casing of producing is widely applied in cast-in-place hollow close rib building roof Practical Project, thin-wall box body forms hollow layer in floor slab with small dense ribs, can reach and save build concrete and reinforcing bar, reduce the building floor height, improve space availability ratio, promote the superstructure soundproof effect, improve the building cover structure performance, improve the cracking resistance shake-proof ability, promote superstructure sound-insulating performance.
But the cavity thin-wall box body of making due to the pure inorganic cement cementitious materials of this kind, the cementing material solidification firm time that is used for making thin-wall box body is long, mould and artificial utilization rate are low, and the cementing density of material after sclerosis is large, the cavity thin-wall box body weight of making is heavier, production, transportation and site operation are all inconvenient, and the cast-in-place hollow close rib building roof that adopts the cement thin-walled casing of this kind to pour into a mould, superstructure from great, hollow rate is low, the easy cracking and easily cause hidden dangers in project of the superstructure of cast.
There is aforesaid defective in the hollow floor system that pours in view of available technology adopting inorganic cement thin-wall box body, therefore, develop a kind of adopt make that the combination filled core is molded as, speed of production is fast, efficient is high, cost is low, convenient transportation, the simple and convenient cast-in-place hollow close rib building roof of floor construction, has become the urgent need of hollow building cover technical field.
The utility model content
the purpose of this utility model is to provide a kind of cast-in-place hollow close rib building roof, comprises superstructure upper plate, girt strip, superstructure lower plate and combination filling core, described superstructure upper plate is formed in conjunction with sclerosis by cast-in-place concrete and superstructure slab reinforcement, described girt strip is formed in conjunction with sclerosis by cast-in-place concrete and superstructure rib reinforcement, described superstructure lower plate is formed in conjunction with sclerosis by cast-in-place concrete and superstructure baseplate reinforcing bar, it is characterized in that, described combination is filled core and is comprised lightweight internal mold and toughness external protection, described lightweight internal mold is solid polystyrene casing, described toughness external protection is coated on the external surface of lightweight internal mold, described toughness external protection is that toughness fire protection flame retarding adhesive tape all wraps up film formed external protection in lightweight, the interposition that core is filled in described combination is equipped with the concrete flow via holes that runs through upper and lower surface, cast-in-place concrete is built up the concrete post that connects superstructure upper plate and superstructure lower plate in the circulation hole.
More preferred, described lightweight internal mold is that expanded polystyrene particle is made the solid polystyrene casing of type at mould inner pressure.
The solid polystyrene casing more preferred, that the large plate of expanded polystyrene (EPS) that described lightweight internal mold is moulding forms by the specification cutting.
More preferred, described solid polystyrene casing is solid fire retardant polystyrene casing.
More preferred, described combination fill core upper and lower surface at least one face on arc-shaped convex is arranged.
A kind of cast-in-place hollow close rib building roof of the present utility model, compare with traditional solid floor, can reach saving build concrete and reinforcing bar, reduction building floor height, improve space availability ratio, promote the superstructure soundproof effect, improve the building cover structure performance, improve the cracking resistance shake-proof ability, promote many technique effects such as superstructure sound-insulating performance.
Core is filled in combination in a kind of cast-in-place hollow close rib building roof of the utility model, and wherein solid polystyrene internal mold adopts mechanization production, and the production efficiency of internal mold is high, speed fast, less to artificial dependence, and the overall product cost is low; Solid polystyrene casing is fire retardant polystyrene, has improved the fireproof performance of product; The toughness external protection adopts toughness fire protection flame retarding adhesive tape that the lightweight internal mold is all wrapped up, can realize the secondary fire-resisting protection to solid polystyrene casing, and toughness adhesive tape, can significantly improve cracking resistance and the rigidity of product, make product have extremely good resistance to compression load-carrying properties and good deformation-recovery performance, avoid product cracking or damaged problem to occur in production and construction use procedure; In addition; adopting the polystyrene casing is that core is filled in the combination of internal mold, has higher elasticity and pliability, tramples core during floor construction or vibrating head when cast-in-place; the phenomenon of the excessive casing breakage of pressure can not occur, guarantee product integrality and construction convenience.Therefore, adopt a kind of combination for hollow building cover of technical solutions of the utility model to fill core, the technique effect such as have that quality is light, product structure is reasonable, production and transport is convenient, the simple and convenient safety of constructing, fireproof performance are good.
Description of drawings
Fig. 1 is the section of structure that core is filled in the combination adopted of a kind of cast-in-place hollow close rib building roof of the utility model.
Fig. 2 is the section of structure of a kind of cast-in-place hollow close rib building roof of the utility model.
The specific embodiment
Further illustrate below in conjunction with accompanying drawing the utility model.
Fig. 1 is the section of structure that core is filled in the combination adopted of a kind of cast-in-place hollow close rib building roof of the utility model.As shown in Figure 1, core is filled in the combination for hollow building cover of the present utility model, comprises toughness external protection 1, lightweight internal mold 2.
Wherein lightweight internal mold 2 is solid polystyrene casing, specifically, lightweight internal mold 2 is made the solid polystyrene casing of type for expanded polystyrene particle at mould inner pressure, the solid polystyrene casing that perhaps forms by the specification cutting for the large plate of expanded polystyrene (EPS) of moulding.The organic material polystyrene has higher elasticity and pliability, tramples core during floor construction or vibrating head when cast-in-place, the phenomenon of the excessive casing breakage of pressure can not occur, has guaranteed product integrality and construction convenience.In addition, for improving the fire-protection rating of lightweight internal mold 2, can adopt and add fire retardant in expanded polystyrene (EPS), be i.e. the solid polystyrene casing of lightweight internal mold 2() be solid fire retardant polystyrene casing.
Toughness external protection 1 is coated on the external surface of lightweight internal mold 2, and toughness external protection 1 all wraps up for toughness fire protection flame retarding adhesive tape the external protection that lightweight inner membrance 2 forms.The toughness external protection 1 that the fire protection flame retarding adhesive tape forms can play the secondary fire-resisting protection effect to lightweight internal mold 2.Simultaneously; toughness external protection 1 can significantly improve cracking resistance and the rigidity that improves product; the combination filled core mould that includes toughness external protection 1 has good resistance to compression load-carrying properties and good deformation-recovery performance, can avoid product cracking or damaged problem to occur in production and construction use procedure.
On the soffit of combination filling core, arc-shaped convex 3 is arranged, arc-shaped convex 3 can be filled to form between core and hollow building cover template in combination and be supported, thereby form the circulation road of cast-in-situ concrete, make cast-in-place concrete can pass through circulation road, be paved with combination and fill the bottom of core, the hollow building cover surface of cast-in-place formation is closely knit, smooth, attractive in appearance.In addition, the upper surface that core is filled in combination also is provided with arc-shaped convex 3, the arc-shaped convex 3 of upper surface can with the mutual build-in of cast-in-place concrete, improve the structural performance of cast-in-situ open-web floor.The centre position that core is filled in combination simultaneously is provided with the concrete flow via holes 4 that runs through upper and lower surface.Cast-in-place concrete can arrive the bottom that cores are filled in combination by concrete flow via holes 4, be paved with the bottom that core is filled in combination, and the hollow building cover surface of cast-in-place formation is closely knit, smooth, attractive in appearance.Wherein the cross section of concrete flow via holes 4 is circular.
Fig. 2 is the section of structure of a kind of cast-in-place hollow close rib building roof of the utility model.As shown in Figure 2, when combination filling core 5 is applied to the cast-in-place hollow close rib building roof, be equipped with baseplate reinforcing bar 8 on template 7, the good rib reinforcement 9 of colligation, the webbed space of shape between rib reinforcement 9, lay combination and fill core 5 in the space, then lay top board reinforcing bar 10, after processing, set aside pre-embedded and anti-floating carry out concrete cast-in-site, cast-in-place concrete and baseplate reinforcing bar 8 are in conjunction with the superstructure lower plate 11 that forms hollow building cover, with the girt strip 12 of rib reinforcement 9 formation hollow building covers, with the superstructure upper plate 13 of top board reinforcing bar 10 formation hollow building covers.Cast-in-place concrete is built up the concrete post 14 that connects superstructure upper plate 13 and superstructure lower plate 11 in circulation hole 4.
A kind of cast-in-place hollow close rib building roof of the present utility model, compare with traditional solid floor, can reach saving build concrete and reinforcing bar, reduction building floor height, improve space availability ratio, promote the superstructure soundproof effect, improve the building cover structure performance, improve the cracking resistance shake-proof ability, promote many technique effects such as superstructure sound-insulating performance.And core is filled in the combination in the utility model, and wherein solid polystyrene internal mold adopts mechanization production, and the production efficiency of internal mold is high, speed fast, less to artificial dependence, and the overall product cost is low; Solid polystyrene casing is fire retardant polystyrene, has improved the fireproof performance of product; The toughness external protection adopts toughness fire protection flame retarding adhesive tape that the lightweight internal mold is all wrapped up, can realize the secondary fire-resisting protection to solid polystyrene casing, and toughness adhesive tape, can significantly improve cracking resistance and the rigidity of product, make product have extremely good resistance to compression load-carrying properties and good deformation-recovery performance, avoid product cracking or damaged problem to occur in production and construction use procedure; In addition; adopting the polystyrene casing is that core is filled in the combination of internal mold, has higher elasticity and pliability, tramples core during floor construction or vibrating head when cast-in-place; the phenomenon of the excessive casing breakage of pressure can not occur, guarantee product integrality and construction convenience.Therefore, adopt a kind of combination for hollow building cover of technical solutions of the utility model to fill core, the technique effect such as have that quality is light, product structure is reasonable, production and transport is convenient, the simple and convenient safety of constructing, fireproof performance are good.
Should be noted that at last: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit, although with reference to above-described embodiment, the utility model is had been described in detail, those of ordinary skill in the field are to be understood that, still can modify or be equal to replacement the specific embodiment of the present utility model, and the end breaks away from any modification of the utility model spirit and scope or is equal to replacement, and it all should be encompassed in the middle of claim scope of the present utility model.
Claims (5)
1. a cast-in-place hollow close rib building roof, comprise superstructure upper plate, girt strip, superstructure lower plate and combination filling core, described superstructure upper plate is formed in conjunction with sclerosis by cast-in-place concrete and superstructure slab reinforcement, described girt strip is formed in conjunction with sclerosis by cast-in-place concrete and superstructure rib reinforcement, described superstructure lower plate is formed in conjunction with sclerosis by cast-in-place concrete and superstructure baseplate reinforcing bar, it is characterized in that, described combination is filled core and is comprised lightweight internal mold and toughness external protection, described lightweight internal mold is solid polystyrene casing, described toughness external protection is coated on the external surface of lightweight internal mold, described toughness external protection is that toughness fire protection flame retarding adhesive tape all wraps up film formed external protection in lightweight, the interposition that core is filled in described combination is equipped with the concrete flow via holes that runs through upper and lower surface, cast-in-place concrete is built up the concrete post that connects superstructure upper plate and superstructure lower plate in the circulation hole.
2. cast-in-place hollow close rib building roof as claimed in claim 1, is characterized in that described lightweight internal mold is that expanded polystyrene particle is made the solid polystyrene casing of type at mould inner pressure.
3. cast-in-place hollow close rib building roof as claimed in claim 1 is characterized in that the solid polystyrene casing that the large plate of expanded polystyrene (EPS) that described lightweight internal mold is moulding forms by the specification cutting.
4. cast-in-place hollow close rib building roof as claimed in claim 1, is characterized in that described solid polystyrene casing is solid fire retardant polystyrene casing.
5. cast-in-place hollow close rib building roof as claimed in claim 1 is characterized in that described combination fills at least one face in the upper and lower surface of core arc-shaped convex is arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220720788 CN202969669U (en) | 2012-12-24 | 2012-12-24 | Cast-in-place hollow-ribbed floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220720788 CN202969669U (en) | 2012-12-24 | 2012-12-24 | Cast-in-place hollow-ribbed floor |
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| Publication Number | Publication Date |
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| CN202969669U true CN202969669U (en) | 2013-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220720788 Expired - Fee Related CN202969669U (en) | 2012-12-24 | 2012-12-24 | Cast-in-place hollow-ribbed floor |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314214A (en) * | 2013-07-26 | 2015-01-28 | 王本淼 | Cast-in-situ hollow floor with pores formed by combined reticular box-shaped component |
| CN104314216A (en) * | 2013-07-26 | 2015-01-28 | 王本淼 | Cast-in-situ hollow floor with pores formed by reticular box-shaped component |
| CN104314218A (en) * | 2013-07-26 | 2015-01-28 | 王本淼 | Netlike box-shaped component for forming holes in cast-in-situ hollow floor |
| CN104314217A (en) * | 2013-07-26 | 2015-01-28 | 王本淼 | Novel steel-concrete combined cast-in-situ hollow floor |
| CN105839823A (en) * | 2016-03-24 | 2016-08-10 | 中国十七冶集团有限公司 | Truss type dense-rib hollow superposed floor |
| CN106968379A (en) * | 2017-04-13 | 2017-07-21 | 吕辉 | Hollow floor structure, the New Style Concrete Materials for preparing the structure |
| CN112392189A (en) * | 2020-11-30 | 2021-02-23 | 浙江省建筑设计研究院 | Hollow floor system with stiffening columns and box body for improving local pressure bearing performance of plate surface and construction method of hollow floor system |
| CN115126138A (en) * | 2022-06-30 | 2022-09-30 | 中铁二十局集团第一工程有限公司 | Hollow floor structure and construction method thereof |
-
2012
- 2012-12-24 CN CN 201220720788 patent/CN202969669U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104314214A (en) * | 2013-07-26 | 2015-01-28 | 王本淼 | Cast-in-situ hollow floor with pores formed by combined reticular box-shaped component |
| CN104314216A (en) * | 2013-07-26 | 2015-01-28 | 王本淼 | Cast-in-situ hollow floor with pores formed by reticular box-shaped component |
| CN104314218A (en) * | 2013-07-26 | 2015-01-28 | 王本淼 | Netlike box-shaped component for forming holes in cast-in-situ hollow floor |
| CN104314217A (en) * | 2013-07-26 | 2015-01-28 | 王本淼 | Novel steel-concrete combined cast-in-situ hollow floor |
| CN105839823A (en) * | 2016-03-24 | 2016-08-10 | 中国十七冶集团有限公司 | Truss type dense-rib hollow superposed floor |
| CN105839823B (en) * | 2016-03-24 | 2018-06-29 | 中国十七冶集团有限公司 | A kind of hollow superposed floor of close rib of truss-like |
| CN106968379A (en) * | 2017-04-13 | 2017-07-21 | 吕辉 | Hollow floor structure, the New Style Concrete Materials for preparing the structure |
| CN112392189A (en) * | 2020-11-30 | 2021-02-23 | 浙江省建筑设计研究院 | Hollow floor system with stiffening columns and box body for improving local pressure bearing performance of plate surface and construction method of hollow floor system |
| CN115126138A (en) * | 2022-06-30 | 2022-09-30 | 中铁二十局集团第一工程有限公司 | Hollow floor structure and construction method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shaoyang Lixin Building Material Technology Co.,Ltd. Assignor: Liu Qingyun Contract record no.: 2015430000117 Denomination of utility model: Cast-in-place hollow-ribbed floor Granted publication date: 20130605 License type: Exclusive License Record date: 20150727 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20211224 |