CN101967865A - Reinforced concrete hollow floor slab - Google Patents
Reinforced concrete hollow floor slab Download PDFInfo
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- CN101967865A CN101967865A CN 201010199874 CN201010199874A CN101967865A CN 101967865 A CN101967865 A CN 101967865A CN 201010199874 CN201010199874 CN 201010199874 CN 201010199874 A CN201010199874 A CN 201010199874A CN 101967865 A CN101967865 A CN 101967865A
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- cast
- prefabricated
- hollow floor
- reinforced concrete
- precast plate
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Abstract
The invention discloses a reinforced concrete hollow floor slab. The reinforced concrete hollow floor slab comprises a cast-in-situ compact rib (1), a cast-in-situ top plate (2) and a prefabricated bottom plate (3), wherein the prefabricated bottom plate (3) is formed by assembling two or more prefabricated slabs (5); two or more notches (8) are formed on the prefabricated slabs (5); a steel mesh reinforcement (10) is arranged below the prefabricated bottom plate (3); and a lug (6) is arranged at the bottom of the cast-in-situ compact rib (1). When the prefabricated bottom plate (3) is assembled, the steel mesh reinforcement (10) and the prefabricated slabs (5) are arranged on the lug (6), a layer of mortar (7) is coated on the bottom surface of each prefabricated slab (5) to form the integral prefabricated bottom plate (3), and the prefabricated bottom plate (3), the cast-in-situ compact rib (1) and the cast-in-situ top plate (2) finally form the hollow floor slab. The hollow floor slab has the advantages of high integrity, large rigidity, high bearing capacity, long service life and simple construction process, and the prefabricated slabs (5) can be produced mechanically so as to improve the speed and quality of construction effectively.
Description
Technical field:
The present invention relates to the realm of building construction, specifically refer to a kind of reinforced concrete hollow floor.
Background technology:
Reinforced concrete cast-in-situ hollow floor plate than steel concrete solid floor feed consumption lack, floor is in light weight, the technology that existing reinforced concrete hollow floor (number of patent application 200420035588.6) adopts is with hollow prefabricated steel bar reinforced concrete, arrange in length and breadth and be placed on the bottom layer of the reinforcing steel concrete, fill out with steel concrete at the hollow prefabricated gap location of arranging in length and breadth and to become close rib, form cassette ceiling.This cassette ceiling has following deficiency: a plurality of hollow prefabricatedly arrange in length and breadth, be placed on the bottom concrete because have top board to cover this moment, can not observe the situation in the box, be in the box-like hollow unit crossline, just have any problem; Moreover box-like hollow unit volume is big, weight is big, and complex structure is not easy to make transportation.
Summary of the invention:
The object of the present invention is to provide the interior crossline of a kind of precast hollow member easy, and the prefabricated units volume is little, in light weight, simple structure is convenient to make, transport the reinforced concrete hollow floor of convenient, fast construction.
The object of the present invention is achieved like this, a kind of reinforced concrete hollow floor, this cassette ceiling comprise cast-in-place close rib, cast-in-place top board, prefabricated panel.The invention is characterized in: described prefabricated panel is assembled by the precast plate more than two or two, and the precast plate volume is little, in light weight, and simple structure can mechanization production, on-site consolidation, and speed of application is fast.
Feature of the present invention is that also described cassette ceiling forms cavity by cast-in-place close rib, cast-in-place top board, prefabricated panel, cast-in-place close rib, cast-in-place top board and prefabricated panel acting in conjunction, and good integrity, rigidity is big, and the cavity of formation can alleviate floor weight; Before the assembly unit precast plate, prefabricated panel opens wide, conveniently tubing in cavity.
Feature of the present invention is that also described precast plate has two or more breach.
Feature of the present invention is that also one or more than one vertical ribs are arranged on the described precast plate, can improve the rigidity of precast plate, is convenient to transportation, lifting.
Feature of the present invention also is under the described prefabricated panel steel mesh reinforcement is arranged, and can improve the globality and the cracking resistance of prefabricated panel.
Feature of the present invention is that also projection is arranged at described cast-in-place close rib bottom, and projection is as the bearing of prefabricated panel.When the assembly unit prefabricated panel, steel mesh reinforcement, precast plate are positioned on the projection of cast-in-place close rib bottom, smear one deck mortar in the precast plate bottom surface, form integral prefabricated base plate, good integrity, speed of application is fast.
Description of drawings:
Fig. 1 is precast plate 5 structural representations, and 8 is the breach on the precast plate 5, and 9 is the vertical rib on the precast plate 5.
Fig. 2 is precast plate 5 another embodiment.
Fig. 3 is precast plate 5 another embodiment.
Fig. 4 is precast plate 5 another embodiment.
Fig. 5 is precast plate 5 another embodiment.
Fig. 6 is precast plate 5 another embodiment.
Fig. 7 is precast plate 5 another embodiment.
Fig. 8 is precast plate 5 another embodiment.
Fig. 9 is precast plate 5 another embodiment.
Figure 10 is precast plate 5 another embodiment.
Figure 11 is precast plate 5 another embodiment.
Figure 12 is precast plate 5 another embodiment.
Figure 13 is a cassette ceiling block construction schematic diagram, and 1 is cast-in-place close rib, and 2 is cast-in-place top board, and 3 is prefabricated panel, and 4 is cavity, and 5 for forming the precast plate of prefabricated panel 3, and 6 is the projection of cast-in-place close rib 1 bottom, and 7 is mortar, and 8 is the breach on the precast plate 5.
Figure 14 is a cassette ceiling unit section schematic diagram.
Figure 15 is another embodiment of cassette ceiling unit.
Figure 16 is another embodiment generalized section of cassette ceiling unit.
Figure 17 is another embodiment generalized section of cassette ceiling unit.
Figure 18 is another embodiment of cassette ceiling unit.10 is steel mesh reinforcement.
Figure 19 is another embodiment generalized section of cassette ceiling unit.
Figure 20 is a cassette ceiling overall structure schematic diagram.
Figure 21 is another embodiment of cassette ceiling overall structure.
Figure 22 is another embodiment of cassette ceiling overall structure.
The specific embodiment:
The present invention as shown in drawings, a kind of reinforced concrete hollow floor, this cassette ceiling comprise cast-in-place close rib 1, cast-in-place top board 2, prefabricated panel 3.The invention is characterized in: described prefabricated panel 3 is assembled by the precast plate more than two or two 5, and precast plate 5 volumes are little, in light weight, and simple structure can mechanization production, on-site consolidation, and speed of application is fast.
Feature of the present invention is that also described cassette ceiling forms cavity 4 by cast-in-place close rib 1, cast-in-place top board 2, prefabricated panel 3, cast-in-place close rib 1, cast-in-place top board 2 and prefabricated panel 3 actings in conjunction, good integrity, rigidity is big, and the cavity 4 of formation can alleviate floor weight; Before assembly unit precast plate 5, prefabricated panel 3 opens wide, conveniently tubing in cavity 4.
Feature of the present invention is that also described precast plate 5 has two or more breach 8.
Feature of the present invention is that also one or more than one vertical ribs 9 are arranged on the described precast plate 5, can improve the rigidity of precast plate, is convenient to transportation, lifting.
Fig. 1 is precast plate 5 structural representations, Fig. 2～Figure 12 is another embodiment of precast plate, 8 is the breach on the precast plate 5,9 is the vertical rib on the precast plate 5, and wherein among Fig. 1～Fig. 6, precast plate 5 both sides are jagged, among Fig. 7～Fig. 9, precast plate 5 four limits are jagged, among Figure 10～Figure 12, and non-notch on the precast plate 5.In other accompanying drawings, to number identically, its explanation is identical.
Figure 13 is a cassette ceiling block construction schematic diagram, and 1 is cast-in-place close rib, and 2 is cast-in-place top board, and 3 is prefabricated panel, and 4 is cavity, and 5 for forming the precast plate of prefabricated panel 3, and 6 is the projection of cast-in-place close rib 1 bottom, and 7 is mortar, and 8 is the breach on the precast plate 5.In other accompanying drawings, to number identically, its explanation is identical.Figure 14 is a cassette ceiling unit section schematic diagram.Figure 15 is another embodiment of cassette ceiling unit.Figure 16 is another embodiment generalized section of cassette ceiling unit.Figure 17 is another embodiment generalized section of cassette ceiling unit.Figure 18 is another embodiment of cassette ceiling unit, and 10 is steel mesh reinforcement.Figure 19 is another embodiment generalized section of cassette ceiling unit.
Feature of the present invention is that also described prefabricated panel has steel mesh reinforcement 10 3 times, improves the globality and the cracking resistance of prefabricated panel 3.
Feature of the present invention is that also projection 6 is arranged at described cast-in-place close rib 1 bottom, projection 6 is as the bearing of prefabricated panel 3, when assembly unit prefabricated panel 3, steel mesh reinforcement 10, precast plate 5 are positioned on the projection 6 of cast-in-place close rib 1 bottom, smear one deck mortar 7 in precast plate 5 bottom surfaces, good integrity, speed of application is fast.
Figure 20 is a cassette ceiling overall structure schematic diagram.Figure 21 is another embodiment of cassette ceiling overall structure.Figure 22 is another embodiment of cassette ceiling overall structure.
This reinforced concrete hollow floor not only is used for building construction, and is used for the laying of bridge.
Claims (6)
1. reinforced concrete hollow floor, this cassette ceiling comprises cast-in-place close rib (1), cast-in-place top board (2), prefabricated panel (3).The invention is characterized in: described prefabricated panel (3) is assembled by the precast plate more than two or two (5).
2. reinforced concrete hollow floor according to claim 1 is characterized in that: described cassette ceiling forms cavity (4) by cast-in-place close rib (1), cast-in-place top board (2), prefabricated panel (3).
3. reinforced concrete hollow floor according to claim 1 is characterized in that: described precast plate (5) has two or more breach (8).
4. reinforced concrete hollow floor according to claim 1 is characterized in that: one or more than one vertical ribs (9) are arranged on the described precast plate (5).
5. reinforced concrete hollow floor according to claim 1 is characterized in that: steel mesh reinforcement (8) is arranged under the described prefabricated panel (3).
6. reinforced concrete hollow floor according to claim 1 is characterized in that: projection (6) is arranged at described cast-in-place close rib (1) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010199874 CN101967865A (en) | 2010-06-13 | 2010-06-13 | Reinforced concrete hollow floor slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010199874 CN101967865A (en) | 2010-06-13 | 2010-06-13 | Reinforced concrete hollow floor slab |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101967865A true CN101967865A (en) | 2011-02-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010199874 Pending CN101967865A (en) | 2010-06-13 | 2010-06-13 | Reinforced concrete hollow floor slab |
Country Status (1)
| Country | Link |
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| CN (1) | CN101967865A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103541478A (en) * | 2013-09-24 | 2014-01-29 | 沈阳建筑大学 | Latticed composite beam and slab and construction method of beam and plate |
| CN105275121A (en) * | 2014-05-28 | 2016-01-27 | 南京中建化工设备制造有限公司 | Three-layer T-shaped steel vierendeel beam and manufacturing method thereof |
| CN107268852A (en) * | 2017-07-21 | 2017-10-20 | 清华大学建筑设计研究院有限公司 | Floor construction and construction method that a kind of prefabricated frid is constituted |
| CN107700731A (en) * | 2017-09-28 | 2018-02-16 | 贵州皆盈科技开发有限公司 | A kind of precast assemble floor and construction method |
| CN107882242A (en) * | 2017-10-28 | 2018-04-06 | 湖南诚友绿色建材科技有限公司 | A kind of close ribbed sandwich panel of precast light cored slab core |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1095204A (en) * | 1913-05-19 | 1914-05-05 | John F. Golding | Concrete floor and ceiling. |
| CN1584242A (en) * | 2004-05-27 | 2005-02-23 | 吴方伯 | Steel reinforced concrete hollow floorslab |
| CN1641140A (en) * | 2004-01-06 | 2005-07-20 | 邱则有 | Combnied reinforced concrete hollow floorslab |
| CN1670324A (en) * | 2004-06-23 | 2005-09-21 | 吴方伯 | Floor spiced by steel reinforced concrete |
-
2010
- 2010-06-13 CN CN 201010199874 patent/CN101967865A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1095204A (en) * | 1913-05-19 | 1914-05-05 | John F. Golding | Concrete floor and ceiling. |
| CN1641140A (en) * | 2004-01-06 | 2005-07-20 | 邱则有 | Combnied reinforced concrete hollow floorslab |
| CN1584242A (en) * | 2004-05-27 | 2005-02-23 | 吴方伯 | Steel reinforced concrete hollow floorslab |
| CN1670324A (en) * | 2004-06-23 | 2005-09-21 | 吴方伯 | Floor spiced by steel reinforced concrete |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103541478A (en) * | 2013-09-24 | 2014-01-29 | 沈阳建筑大学 | Latticed composite beam and slab and construction method of beam and plate |
| CN103541478B (en) * | 2013-09-24 | 2015-11-25 | 沈阳建筑大学 | Lattice superposed beam and plate and construction method thereof |
| CN105275121A (en) * | 2014-05-28 | 2016-01-27 | 南京中建化工设备制造有限公司 | Three-layer T-shaped steel vierendeel beam and manufacturing method thereof |
| CN105275121B (en) * | 2014-05-28 | 2018-06-19 | 中建五洲工程装备有限公司 | Three layers of T-steel laced beam and preparation method thereof |
| CN107268852A (en) * | 2017-07-21 | 2017-10-20 | 清华大学建筑设计研究院有限公司 | Floor construction and construction method that a kind of prefabricated frid is constituted |
| CN107268852B (en) * | 2017-07-21 | 2019-08-30 | 清华大学建筑设计研究院有限公司 | A kind of construction method for the floor construction that prefabricated frid is constituted |
| CN107700731A (en) * | 2017-09-28 | 2018-02-16 | 贵州皆盈科技开发有限公司 | A kind of precast assemble floor and construction method |
| CN107882242A (en) * | 2017-10-28 | 2018-04-06 | 湖南诚友绿色建材科技有限公司 | A kind of close ribbed sandwich panel of precast light cored slab core |
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Application publication date: 20110209 |