CN101063358A - Cast-in-place concrete hollow slab with ribbed and construction method thereof - Google Patents
Cast-in-place concrete hollow slab with ribbed and construction method thereof Download PDFInfo
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- CN101063358A CN101063358A CN 200710111226 CN200710111226A CN101063358A CN 101063358 A CN101063358 A CN 101063358A CN 200710111226 CN200710111226 CN 200710111226 CN 200710111226 A CN200710111226 A CN 200710111226A CN 101063358 A CN101063358 A CN 101063358A
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Abstract
The invention discloses an in-situ concrete hollow board with a rib and its construct method, the hollow board comprises a rib and permanent module component, the rib is a continual extended end-to-end in-situ cement rib, the permanent module is dispersed between the ribs, the in-situ cement rib divides the hollow board to a plurality of areas to arrange the permanent module components arranged in every area in a certain arrangement. The ribs is dispersed from small to big arrangement around the central point of the hollow board, the shape of the ribs are annual, rectangle, square, straight shaped or trapezoidal. The permanent module components are longitudinally arranged between the outermost border of the board and the outermost rib, the permanent components are transversely arranged in the short border direction, and the distance between the permanent components in the same direction is equal. The hollow board of The invention has a large spam with a light weight, the noise insulation and heat insulation effect is good, the stability, anti-vibration and anti-bursting effect are good, and The invention has good economic property and adaptability.
Description
(1) technical field
The present invention relates to a kind of reinforced concrete structure floor system, belong to buildings in general structure field.
(2) background technology
At building field, along with the large-span concrete structure is increasing, increasing floor adopts the hollow building cover structure technology, also emerges vertical many innovative technologies in the hollow building cover field.Patented technology " thin-wall hollow roof in-situ deposited with concrete " (ZL99232922.1) discloses the technology that a kind of thin wall cylinder is used in cast-in-situ concrete; " a kind of steel bar concrete tubulose cassette ceiling " (ZL01140463.9), " a kind of steel bar concrete tubulose light floor " (ZL01140466.3) and " a kind of cast-in-place concrete cored " (application number 200510067584.5) continue to the tubulose filler application in cassette ceiling and innovate." a kind of large span prestressing without bondn cast-in-place hollow slab " (ZL00264800.8), " a kind of large span bonded prestress cast-in-place hollow slab " (ZL03236960.3), " in-situ deposited prestressed hollow reinforced concrete roof and job practices thereof " (ZL00113548.1) and " in-situ deposited prestressed hollow reinforced concrete roof and job practices thereof " (ZL00113550.3) etc. included prestressed characteristics in the patented technology, expanded the range of application of hollow building cover.Above technology is mainly used in the one-way slabs structure, make tubulose (or bar-shaped) filler to use in two-way slab, at first to solve be along tube side to the inconsistent problem of cross tube direction mechanical property." by the prestressed concrete cast-in-place hollow slab of light material assembled unit filling " (ZL03146341.X) arranged the light material assembled unit by present position main stress direction, overcome the bad shortcoming of cross tube direction mechanical property, reaches good effect." in-situ cast hollow reinforced concrete slab pre-provided with hollow hard thin-wall members and job practices thereof " (ZL99115648.X) and other similar patent, take " have between the two ends of cavity hard thin-wall members and member between rib between the Cast-in-place concrete end that intersects of the vertical rib of Cast-in-place concrete; between the Cast-in-place concrete end rib on same straight line, constitute with the crossing elongated end of Cast-in-place concrete of the vertical rib of many Cast-in-place concretes between rib." way, the part remedied cross tube direction mechanical property defect of bad, also can be applied to two-way slab.But ZL03146341.X is applicable to large-span prestressed hollowcore slab, and it is provided with between combination block and draws logical rib mainly is convenient prestressed layout, when not having prestressing force, is provided with and draws logical rib will reduce the hollow rate of plate undoubtedly.In ZL99115648.X, because packing material arranges towards a direction that all the technical scheme that its solution bidirectional stress is taked is that rib between end is set; From the mechanics angle, rib only reaches the problem that certain width could effectively solve cross tube direction shear resistance deficiency between end, and rib will reduce the hollow rate of plate equally between wide end.In this case, develop a kind of above deficiency of avoiding, hollow rate height and easy construction can be applied to tubulose (or bar-shaped) permanent module thing the structure technology of two-way slab, have become current builing industry urgent problem.
(3) summary of the invention
In the two-way hollowcore slab that tubulose (or bar-shaped) permanent module is filled, though very little to (referring to the length direction along permanent module) and cross tube direction (referring to the cross-sectional direction along permanent module) anti-bending strength difference along tube side, the shear behavior gap is bigger; For the plate of unit width, be that the twice of cross tube direction is many to shear-carrying capacity along tube side.According to the characteristics that shearing in the two-way slab transmits, permanent module is all pressed perpendicular to the boundary direction of plate and is arranged, can be by suitable tube side to consideration when then calculating shear-carrying capacity.
Purpose of the present invention is exactly in order to solve the not high technical problem of hollow two-way slab hollow heart rate that permanent module is filled, a kind of hollow building cover form of structure and job practices that promptly meets mechanics principle, easy construction again to be provided.
For achieving the above object, the technical solution used in the present invention is:
The present invention forms a kind of cast-in-situ concrete hollow slab that has rib, comprises rib and permanent module, and one of feature of the present invention is described rib for extending continuously and Cast-in-place concrete rib from beginning to end, and permanent module is distributed between rib and the rib.
One of feature of the present invention is that described rib is ascending arranged evenly around the central point of hollowcore slab.The purpose that rib is set is the transition in order to realize that shearing transmits.Because in hollowcore slab,, when unidirectional permanent module does not align, can't realize effective transmission of shearing if layout is close in different tubulose (or bar-shaped) permanent module layer terminations.In order to guarantee the internal-rib complete matching of adjacent permanent module termination and suitable permanent module direction, the manpower and materials that cost a lot of money possibly during construction.Be provided with rib, also do not influence structure stress, make the construction of hollowcore slab become convenient even if stagger fully in adjacent permanent module termination.
What one of feature of the present invention was described rib is shaped as annular, rectangle, square or trapezoidal.
One of feature of the present invention is that described Cast-in-place concrete rib is divided into the zone of a plurality of arrangement permanent modules with hollowcore slab, and described permanent module is arranged according to certain arrangement mode in each zone.
One of feature of the present invention is together between the rib, vertically to arrange described permanent module along the plate long side direction at plate outermost side and outermost, and along the transversely arranged described permanent module of plate short side direction, the adjacent permanent module spacing of Pai Lieing is equal in the same way.
One of feature of the present invention is between one rib of outermost and the 2nd road rib reciprocal, vertically arrange described permanent module along the plate long side direction, along the transversely arranged described permanent module of plate short side direction, and the like, until the zone line that the interior side rib of plate surrounds, this inside, zone is along the described permanent module of at least one row of the vertical or horizontal arrangement of plate long side direction.At the middle section of plate, because shearing is smaller, permanent module is generally all arranged along a direction, because the short direction of two-way slab is stressed bigger, the short direction of permanent module pressing board is arranged usually.
One of feature of the present invention is, the avris of the permanent module of arranging along the plate long side direction and the permanent module arranged along the plate short side direction distolateral on same direction, and the permanent module of arranging along the plate long side direction and the permanent module arranged along the plate short side direction are at the axis direction quadrature.
One of feature of the present invention is that the cross-sectional width of described rib is 50-300mm, is 0-150mm along the vertical permanent module of arranging of plate long side direction and along the spacing between the transversely arranged permanent module of plate short side direction.
One of feature of the present invention is that described permanent module is solid bar or hollow section.
One of feature of the present invention is that the shape of cross section of permanent module is the composite figure or the circle of broken line shape, straight line and camber line, and the ratio scope of the height in permanent module cross section and width is 0.4-3.0.
Have the job practices of the cast-in-situ concrete hollow slab of rib, it is characterized in that,
(1) lay template,
(2) subregion setting-out on template marks the position of each road rib and the layout area of permanent module around the plate central point,
(3) the following iron of colligation plate,
(4) in the permanent module layout area according to certain aligning method arrangement permanent module,
(5) the last iron of colligation plate, concreting,
(6) stripping.
After adopting such scheme, the present invention compared with prior art has following beneficial effect:
The present invention has widened the range of application of tubulose (or bar-shaped) permanent module in superstructure, can use in the two-way slab well.In superstructure, use tubulose (or bar-shaped) permanent module can satisfy the technological requirement of concrete primary concreting moulding, accelerate the construction speed of hollow building cover greatly.A kind of cast-in-situ concrete hollow slab and job practices thereof that has rib proposed by the invention meets mechanics principle, can give full play to the stress-bearing capability of member, reaches the purpose that reduces material usage to greatest extent, thereby obtains good economic benefit.A kind of cast-in-situ concrete hollow slab span that has a rib of the present invention is big, in light weight, sound insulation, good heat-insulation effect, and reliability of structure, shock resistance, crack resistance are also better.The present invention has excellent economy and applicability, and the development of Building technology is played a driving role.
(4) description of drawings
The present invention will be further described below in conjunction with accompanying drawing.
Fig. 1 is the plane subregion schematic diagram of hollowcore slab of the present invention.
Fig. 2 is a permanent module layout schematic diagram in the hollowcore slab of the present invention.
Fig. 3 is a hollowcore slab part section constructional drawing of the present invention.
Fig. 4-Fig. 6 is the floor map of several embodiment in the hollowcore slab of the present invention.
Fig. 7, Fig. 8 are the thin portion enlarged diagrams of 2 kinds of embodiment in the hollowcore slab of the present invention.
Fig. 9 is the different cross-sectional forms that permanent module had among the present invention.
Among the figure: 1. rib, 2. permanent module, the 3. long limit of plate, 4. plate minor face, 5. permanent module avris, 6. permanent module is distolateral, 7. broken line shape cross section, 8. the composite figure cross section of straight line and camber line, 9. circular cross sections.
(5) specific embodiment
The present invention realizes in such a way:
In Fig. 1, the rib of cast-in-situ concrete hollow slab (1) is ascending arranged evenly around the central point of hollowcore slab; Rib (1) be shaped as annular, rectangle, square, in-line or trapezoidal, rib (1) is divided into the zone of a plurality of arrangement permanent modules (2) with hollowcore slab, permanent module (2) is arranged according to certain arrangement mode in each zone.
In embodiment illustrated in fig. 2, together between the rib (1), vertically arrange described permanent module (2) along the long limit (3) of plate direction, along plate minor face (4) the transversely arranged described permanent module of direction (2) at plate outermost side and outermost; Between one rib of outermost (1) and the 2nd road rib (2) reciprocal, vertically arrange described permanent module (2) along the long limit (3) of plate direction, along plate minor face (4) the transversely arranged described permanent module of direction (2), and the like, until the zone line that the interior side rib (1) of plate surrounds.
In the embodiment shown in fig. 3, adjacent permanent module (2) spacing of arranging in the same way equates.
In Fig. 4-embodiment illustrated in fig. 6, the zone line the inside that interior side rib (1) surrounds is along the long described permanent module of at least one row of the vertical or horizontal arrangement of limit (3) direction (2) of plate, Figure 4 shows that the zone line the inside is along the many rows of the vertical arrangement of the long limit (3) of plate direction permanent modules (2), Figure 5 shows that the zone line the inside along the transversely arranged row's permanent module (2) of the long limit (3) of plate direction, Figure 6 shows that the zone line the inside is along the transversely arranged many row's permanent modules (2) of the long limit (3) of plate direction.
Fig. 2, Fig. 7, embodiment illustrated in fig. 8 in, permanent module avris of arranging along the long limit (3) of plate direction (5) and the permanent module distolateral (6) arranged along plate minor face (4) direction are on same direction, and the permanent module of arranging along the long limit (3) of plate direction (2) and the permanent module (2) arranged along plate minor face (4) direction are at the axis direction quadrature; The cross-sectional width of rib (1) is 50-300mm, is 0-150mm along the vertical permanent module of arranging (2) of the long limit (3) of plate direction and along the spacing between the transversely arranged permanent module (2) of plate minor face (4) direction.In Fig. 7, along the vertical permanent module of arranging (2) of the long limit (3) of plate direction and along being close to layout (spacing is zero) between the transversely arranged permanent module (2) of plate minor face (4) direction; In Fig. 8, along the vertical permanent module of arranging (2) of the long limit (3) of plate direction and along arranging from a distance between the transversely arranged permanent module (2) of plate minor face (4) direction.
In the embodiment shown in fig. 9, constitute the composite figure (8) that permanent module (2) cross-sectional form can be broken line shape (7), straight line and camber line, circular (9), the height in filler rod (3) cross section and the ratio scope of width are 0.4-3.0; Permanent module (2) is solid bar or hollow section.
The job practices of a kind of hollowcore slab with circumferential rib of the present invention is:
(1) lay template,
(2) subregion setting-out on template marks the position of each road rib and the layout area of permanent module around the plate central point,
(3) the following iron of colligation plate,
(4) in the permanent module layout area according to certain aligning method arrangement permanent module,
(5) the last iron of colligation plate, concreting,
(6) stripping.
The job practices of a kind of hollowcore slab with circumferential rib of the present invention, it is characterized in that, at plate outermost side and outermost together between the rib (1), vertically arrange described permanent module (2) along the long limit (3) of plate direction, along plate minor face (4) the transversely arranged described permanent module of direction (2), between one rib of outermost (1) and the 2nd road rib (2) reciprocal, vertically arrange described permanent module (2) along the long limit (3) of plate direction, along plate minor face (4) the transversely arranged described permanent module of direction (2), and the like, until the zone line that the interior side rib (1) of plate surrounds the inside is along the long described permanent module of at least one row of the vertical or horizontal arrangement of limit (3) direction (2) of plate, and the permanent module of arranging along the long limit (3) of plate direction (2) and the permanent module (2) arranged along plate minor face (4) direction are at the axis direction quadrature.
The job practices of a kind of hollowcore slab with circumferential rib of the present invention is characterized in that described permanent module (2) is solid bar or hollow section.
The job practices of a kind of hollowcore slab with circumferential rib of the present invention, the shape of cross section that it is characterized in that permanent module (2) is composite figure (8) or circular (9) of broken line shape (7), straight line and camber line, and the height in permanent module (2) cross section and the ratio scope of width are 0.4-3.0.
Claims (12)
1, a kind of cast-in-situ concrete hollow slab that has rib comprises rib (1) and permanent module (2), it is characterized in that described rib (1) for extending continuously and Cast-in-place concrete rib from beginning to end, and described permanent module distributes (2) between rib (1) and rib (1).
2, the cast-in-situ concrete hollow slab that has rib according to claim 1 is characterized in that described rib (1) is ascending arranged evenly around the central point of hollowcore slab.
3, the cast-in-situ concrete hollow slab that has rib according to claim 1, what its spy was described rib (1) is shaped as annular, rectangle, square, in-line or trapezoidal.
4, the cast-in-situ concrete hollow slab that has rib according to claim 1, it is characterized in that described Cast-in-place concrete rib (1) is divided into the zone of a plurality of arrangement permanent modules (2) with hollowcore slab, described permanent module (2) is arranged according to certain arrangement mode in each zone.
5, according to claim 1 or the 2 or 4 described cast-in-situ concrete hollow slabs that have rib, it is characterized in that at plate outermost side and outermost together between the rib (1), vertically arrange described permanent module (2) along the long limit (3) of plate direction, along plate minor face (4) the transversely arranged described permanent module of direction (2), adjacent permanent module (2) spacing of Pai Lieing equates in the same way.
6, according to claim 1 or the 2 or 4 described cast-in-situ concrete hollow slabs that have rib, it is characterized in that between one rib of outermost (1) and the 2nd road rib (2) reciprocal, vertically arrange described permanent module (2) along the long limit (3) of plate direction, along plate minor face (4) the transversely arranged described permanent module of direction (2), and the like, until the zone line that the interior side rib (1) of plate surrounds, this inside, zone is along the long described permanent module of at least one row of the vertical or horizontal arrangement of limit (3) direction (2) of plate.
7, according to claim 1 or the 2 or 4 described cast-in-situ concrete hollow slabs that have rib, it is characterized in that, permanent module avris of arranging along the long limit (3) of plate direction (5) and the permanent module distolateral (6) arranged along plate minor face (4) direction are on same direction, and the permanent module of arranging along the long limit (3) of plate direction (2) and the permanent module (2) arranged along plate minor face (4) direction are at the axis direction quadrature.
8, the cast-in-situ concrete hollow slab that has rib according to claim 1, it is characterized in that, the cross-sectional width of described rib (1) is 50-300mm, is 0-150mm along the vertical permanent module of arranging (2) of the long limit (3) of plate direction and along the spacing between the transversely arranged permanent module (2) of plate minor face (4) direction.
9, according to claim 1 or the 8 described cast-in-situ concrete hollow slabs that have rib, the transverse shape that it is characterized in that permanent module (2) is composite figure (8) or circular (9) of broken line shape (7), straight line and camber line, the height in permanent module (2) cross section and the ratio scope of width are 0.4-3.0, and permanent module (2) is solid bar or hollow section.
10, a kind of job practices that has the cast-in-situ concrete hollow slab of rib according to claim 1 is characterized in that,
(1) lay template,
(2) subregion setting-out on template marks the position of each road rib and the layout area of permanent module around the plate central point,
(3) the following iron of colligation plate,
(4) in the permanent module layout area according to certain aligning method arrangement permanent module,
(5) the last iron of colligation plate, concreting,
(6) stripping.
11, the job practices that has the cast-in-place casting concrete core unit of rib according to claim 10, it is characterized in that, at plate outermost side and outermost together between the rib (1), vertically arrange described permanent module (2) along the long limit (3) of plate direction, along plate minor face (4) the transversely arranged described permanent module of direction (2), between one rib of outermost (1) and the 2nd road rib (2) reciprocal, vertically arrange described permanent module (2) along the long limit (3) of plate direction, along plate minor face (4) the transversely arranged described permanent module of direction (2), and the like, until the zone line that the interior side rib (1) of plate surrounds, the inside, this zone is along the long described permanent module of at least one row of the vertical or horizontal arrangement of limit (3) direction (2) of plate, and the permanent module of arranging along the long limit (3) of plate direction (2) and the permanent module (2) arranged along plate minor face (4) direction are at the axis direction quadrature.
12, the job practices that has the cast-in-situ concrete hollow slab of rib according to claim 10, it is characterized in that, the transverse shape of described permanent module (2) is composite figure (8) or circular (9) of broken line shape (7), straight line and camber line, the height in permanent module (2) cross section and the ratio scope of width are 0.4-3.0, and permanent module (2) is solid bar or hollow section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101112269A CN101063358B (en) | 2007-06-18 | 2007-06-18 | Cast-in-place concrete hollow slab with ribbed and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101112269A CN101063358B (en) | 2007-06-18 | 2007-06-18 | Cast-in-place concrete hollow slab with ribbed and construction method thereof |
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| Publication Number | Publication Date |
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| CN101063358A true CN101063358A (en) | 2007-10-31 |
| CN101063358B CN101063358B (en) | 2011-01-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2007101112269A Active CN101063358B (en) | 2007-06-18 | 2007-06-18 | Cast-in-place concrete hollow slab with ribbed and construction method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806112A (en) * | 2010-04-21 | 2010-08-18 | 中南大学 | Preparation method of cast-in-situ concrete hollow slab |
| CN102121290A (en) * | 2011-01-25 | 2011-07-13 | 徐焱 | Hollow core slab mixed with filling rods and exposed filling boxes |
| CN102155063A (en) * | 2011-01-25 | 2011-08-17 | 徐焱 | Plate-column structure hollow core slab mixedly using filling rod and exposed filling box |
| CN113718942A (en) * | 2021-09-22 | 2021-11-30 | 张守彬 | Special spheroid of assembled building |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2490247Y (en) * | 2001-08-06 | 2002-05-08 | 程文瀼 | Concrete floor column structure without cap |
| CN1265067C (en) * | 2003-07-09 | 2006-07-19 | 徐焱 | Lightweight material combination unit filled prestressed concrete cast-in-situ hollow slab |
-
2007
- 2007-06-18 CN CN2007101112269A patent/CN101063358B/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806112A (en) * | 2010-04-21 | 2010-08-18 | 中南大学 | Preparation method of cast-in-situ concrete hollow slab |
| CN101806112B (en) * | 2010-04-21 | 2011-06-29 | 中南大学 | Preparation method of cast-in-situ concrete hollow slab |
| CN102121290A (en) * | 2011-01-25 | 2011-07-13 | 徐焱 | Hollow core slab mixed with filling rods and exposed filling boxes |
| CN102155063A (en) * | 2011-01-25 | 2011-08-17 | 徐焱 | Plate-column structure hollow core slab mixedly using filling rod and exposed filling box |
| CN102121290B (en) * | 2011-01-25 | 2012-09-05 | 徐焱 | Hollow core slab mixed with filling rods and exposed filling boxes |
| CN102155063B (en) * | 2011-01-25 | 2013-04-24 | 徐焱 | Plate-column structure hollow core slab mixedly using filling rod and exposed filling box |
| CN113718942A (en) * | 2021-09-22 | 2021-11-30 | 张守彬 | Special spheroid of assembled building |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101063358B (en) | 2011-01-19 |
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Effective date of registration: 20170630 Address after: 050000 commercial complex 01, Wanda Plaza, Yuhua District, Hebei, Shijiazhuang, 2910 Patentee after: Shijiazhuang Jing Ning Building Materials Technology Co., Ltd. Address before: 100084 Beijing Haidian District Tsinghua University civil engineering contracting General Corporation Patentee before: Xu Yan |
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Address after: 050000 commercial complex 01, Wanda Plaza, Yuhua District, Hebei, Shijiazhuang, 2910 Patentee after: Hebei Jing Ning Construction Technology Co., Ltd. Address before: 050000 commercial complex 01, Wanda Plaza, Yuhua District, Hebei, Shijiazhuang, 2910 Patentee before: Shijiazhuang Jing Ning Building Materials Technology Co., Ltd. |