CN101240619A - Thin wall box filled cast-in-situ reinforcing steel bar concrete hollow floor slab - Google Patents
Thin wall box filled cast-in-situ reinforcing steel bar concrete hollow floor slab Download PDFInfo
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- CN101240619A CN101240619A CNA2008100740034A CN200810074003A CN101240619A CN 101240619 A CN101240619 A CN 101240619A CN A2008100740034 A CNA2008100740034 A CN A2008100740034A CN 200810074003 A CN200810074003 A CN 200810074003A CN 101240619 A CN101240619 A CN 101240619A
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- box
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- walled
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- 238000011065 in-situ storage Methods 0.000 title claims abstract description 18
- 239000004567 concrete Substances 0.000 title claims description 11
- 229910001294 Reinforcing steel Inorganic materials 0.000 title description 5
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 28
- 238000007789 sealing Methods 0.000 claims abstract description 11
- 239000000835 fiber Substances 0.000 claims description 33
- 230000007704 transition Effects 0.000 claims description 27
- 239000004568 cement Substances 0.000 claims description 24
- 150000001875 compounds Chemical class 0.000 claims description 24
- 230000002787 reinforcement Effects 0.000 claims description 14
- 239000003795 chemical substances by application Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 12
- 229910010272 inorganic material Inorganic materials 0.000 claims description 7
- 239000011147 inorganic material Substances 0.000 claims description 7
- 239000011398 Portland cement Substances 0.000 claims description 6
- 239000002002 slurry Substances 0.000 claims description 6
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 5
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims description 5
- 239000004411 aluminium Substances 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 5
- 239000004917 carbon fiber Substances 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 5
- 239000003365 glass fiber Substances 0.000 claims description 5
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 5
- 229910021653 sulphate ion Inorganic materials 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 208000034189 Sclerosis Diseases 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 239000011230 binding agent Substances 0.000 claims description 3
- -1 ferrous aluminate Chemical class 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 238000007493 shaping process Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 2
- 239000000565 sealant Substances 0.000 abstract 3
- 238000010586 diagram Methods 0.000 description 9
- 230000014509 gene expression Effects 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 238000007667 floating Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000003292 glue Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000004570 mortar (masonry) Substances 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003340 retarding agent Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000003513 alkali Substances 0.000 description 1
- 239000003518 caustics Substances 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- RCJVRSBWZCNNQT-UHFFFAOYSA-N dichloridooxygen Chemical compound ClOCl RCJVRSBWZCNNQT-UHFFFAOYSA-N 0.000 description 1
- FAHBNUUHRFUEAI-UHFFFAOYSA-M hydroxidooxidoaluminium Chemical compound O[Al]=O FAHBNUUHRFUEAI-UHFFFAOYSA-M 0.000 description 1
- 239000012784 inorganic fiber Substances 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Abstract
A cast-in-situ reinforced concrete hollow floor plate which is filled by the thin-wall box comprises a reinforced concrete and a filling used thin-wall box that is not knocked out with the core, the thin-wall box comprises a base wall and four side box walls, the base wall and four side box walls comprise a whole opening basin, and the invention is characterized in that the prefabricated opening basin is adhered with the sealant, the edge of the sealant is adhered to the opening edge of the opening basin, and the sealant hardens to form a sealing plate. The hollow floor plate of the invention has the characters of high strength, deformation resisting, excellent vibration resisting property, easy construction, low cost and the like.
Description
The application is that November 29, application number in 1999 are that 99115665.X, name are called the dividing an application of application for a patent for invention of " fiber reinforcement-type light-wall conduit for reinforcing steel bar concrete filling (box) and manufacture method thereof " for the applying date.
(1) technical field
The present invention relates to the box filled cast-in-situ reinforced concrete hollow slab of thin-walled.
(2) background technology
Concrete hollow board, particularly cast-in-situ reinforced concrete hollow slab non-core-drawing pore-creating technology mostly adopt thin-walled box filled, have the advantage of convenient construction and transport.But because its tube wall mostly is a homogenous material (as paper tube), have insufficient strength, non-deformability is poor, the shortcoming that the anti-vibration damage capability is also bad.Therefore, a kind of new box filled cast-in-situ reinforced concrete hollow slab of a kind of thin-walled of development has been urgent need.
(3) summary of the invention
The objective of the invention is to overcome the shortcoming of prior art, a kind of high strength, resistance to deformation, the box filled cast-in-situ reinforced concrete hollow slab of thin-walled that the anti-vibration performance is good are provided.
The cast-in-situ reinforced concrete hollow slab that thin-walled of the present invention is box filled, comprise steel bar concrete, non-filling thin-walled box of loosing core; the thin-walled box comprises lower box wall and four sides lateral box wall; lower box wall and four sides lateral box wall constitute the integral finish basin; it is characterized in that opening basin and the sealing compound made in advance bond; the opening edge bonding of sealing compound limit and opening basin, the sealing compound sclerosis forms hush panel.
The invention is characterized in lower box wall or/and the pasting wall structure that the internal face of four lateral box walls is pasting to be shaped.
Be coated with the press back wall structure of external mold in the invention is characterized in that wall constitutes that the demoulding is shaped behind the slip bonding mould.
The invention is characterized in lower box wall or/and the pasting wall structure that the outside wall surface of four lateral box walls is pasting to be shaped.
The invention is characterized in that wall constitutes the outer press back wall structure that is coated with internal mold that the demoulding is shaped behind the slip bonding mould.
The internal face and the outside wall surface that the invention is characterized in the thin-walled box are the pasting wall structure that pasting is shaped.
The corner that the invention is characterized in the thin-walled box is interior or/and the pasting wall structure that corner is shaped for pasting outward.
The invention is characterized in that lateral box wall and lower box wall intersect the position outward arcwall face transition angle is arranged.
The invention is characterized in that it is the press back transition angle that the demoulding is shaped behind the slip bonding mould that there is the arc-shaped transition angle at the crossing position of lateral box wall and lower box wall outward.
The invention is characterized in that lateral box wall and lower box wall intersect the position outward face transition angle, right angle is arranged.
The invention is characterized in that adjacent lateral box wall intersects the position outward right angle face transition is arranged.
The invention is characterized in that lower box wall, lateral box wall and transition angle are the press back wall structure that the demoulding is shaped behind the slip bonding mould.
The invention is characterized in that two, three of lateral box wall or four outside wall surface are the press back wall structure that the demoulding is shaped behind the slip bonding mould.
The invention is characterized in lower box wall or/and one, two, three of lateral box wall or four outside wall surface have releasing agent layer or separating film layer.
The invention is characterized in that transition angle outside wall surface has releasing agent layer or separating film layer.
The invention is characterized in that lower box wall and sidewall on every side are the opening thin box of the integral body of disposable shaping.
The invention is characterized in that whole opening thin box forms for the disposal molding slip.
The invention is characterized in that slip is the inorganic binder slurry.
The invention is characterized in that slip is inorganic glued me fibrous slurry.
The invention is characterized in that described opening thin box is whole opening thin box, the box wall of thin-walled box is that the composite in proportion high-strength compound of cement inorganic material, filler, short fiber is made.
The invention is characterized in that described carcass is glass fiber or carbon fiber or organic fiber.
The invention is characterized in that described cementitious materials is portland cement or sulphate aluminium cement or ferrous aluminate cement or rapid setting cement.
The invention is characterized in that described thin-walled box cross section is square.
The invention is characterized in that described thin-walled box is polygon or arc angle polygon.
The invention is characterized in the described fiber reinforcement type opening thin box and be provided with ribs.
The invention is characterized in that described ribs is cross or groined type or unidirectional shape structure.
The invention is characterized in that the ribs in the described thin-walled box is embedded ribs.
The invention is characterized in that at least one box wall of described opening thin box corner is an arc angle.
The invention is characterized in that at least one box wall of described band ribs opening thin box corner is an arc angle.
The wall that the invention is characterized at least one box wall of described opening thin box rotation angle position is a curved surface.
The wall that the invention is characterized at least one box wall of described band ribs opening thin box rotation angle position is a curved surface.
At least two relative walls that the invention is characterized in described thin-walled box are parallel.
It is characterized in that the thin-walled box is the opening thin box, the tube wall of described body is that the composite in proportion high-strength compound of cement inorganic material, filler, fiber is made.It is characterized in that described compound is mixed with Admixture at home and abroad.
In order to guarantee to implement, concrete does not enter in the box and influence hollow rate, it is characterized in that described opening thin box opening part is provided with hush panel, formation enclosed cavity thin-walled box; The cross section of thin-walled box can be circular square or little arc angle polygon or trapezoidal or other are special-shaped.
The manufacture method of filling reinforced concrete fiber reinforcement type thin-walled box of the present invention is:
(1) specification, size are made tube core mould or former or formpiston as required;
(2) the high-strength compound slip of preparation, by cement inorganic material: filler: Admixture: the weight ratio of fiber is 100: 120-200: 4-6: 5-8 gets the each component material ready, and other is mixed into high-strength compound slip at suitable quantity of water.
(3) it is floating high-strength compound slip to be coated on the mould compacting, and adoptable worker of its mode or machinery adopt machinery high-strength compound slip to be ejected on the mould by mortar pump or cutting spraying machine, and this mode fiber should prescind, and it is floating to spray the back compacting.
(4) maintenance, the demoulding and obtain described enhancement mode thin-walled box.
In addition, according to aforementioned gained, opening thin box opening size, shape cut to seal plate and be adhered to opening part and form cavity thin-walled box, and described sealing can be homogenous material or high-strength compound; On mould, can be provided with barrier film or scribble demoulding spacing agent; Admixture can be one or more in early strength admixture, water reducing agent, retarding agent, the glue; Cement inorganic material can be portland cement or sulphate aluminium cement or iron aluminic acid cement or magnesia oxychloride cement or alkali slag cement or ground caustic coal ash cement or rapid setting cement or special cement; Fiber can be one or more in glass fiber, carbon fiber, organic fiber, the natural fiber.
(4) description of drawings
Fig. 1 makes the embodiment schematic diagram of filling reinforced concrete fiber reinforcement type thin-walled box with former for expression.
Fig. 2 makes the embodiment schematic diagram of filling reinforced concrete fiber reinforcement type thin-walled box with formpiston for expression.
Fig. 3 is the agent structure schematic diagram of the embodiment one of filling reinforced concrete fiber reinforcement type thin-walled box of the present invention.
Fig. 4 is the agent structure schematic diagram of the embodiment two of filling reinforced concrete fiber reinforcement type thin-walled box of the present invention.
Fig. 5 is the agent structure schematic diagram of the embodiment three of filling reinforced concrete fiber reinforcement type thin-walled box of the present invention.
Fig. 6 is with the molded embodiment schematic diagram of making filling reinforced concrete fiber reinforcement type thin-walled box of tube core.
Fig. 7 is the agent structure schematic diagram of the embodiment two of fiber reinforcement-type light-wall conduit for reinforcing steel bar concrete filling of the present invention.
Fig. 8 is the agent structure schematic diagram of the embodiment three of fiber reinforcement-type light-wall conduit for reinforcing steel bar concrete filling of the present invention.
Fig. 9 is with the molded embodiment schematic diagram of making fiber reinforcement-type light-wall conduit for reinforcing steel bar concrete filling of tube core.
(5) specific embodiment
That the invention will be further described is as follows below in conjunction with accompanying drawing:
The present invention as shown in drawings, comprise steel bar concrete, non-filling thin-walled box of loosing core; the thin-walled box comprises lower box wall and four sides lateral box wall; lower box wall and four sides lateral box wall constitute the integral finish basin; it is characterized in that opening basin and the sealing compound made in advance bond; the opening edge bonding of sealing compound limit and opening basin, the sealing compound sclerosis forms hush panel.
The present invention is characterised in that lower box wall or/and the pasting wall structure that the internal face of four lateral box walls is pasting to be shaped.As shown in Figure 5, the internal face of lower box wall and four lateral box walls is the pasting wall structure that pasting is shaped.
The present invention be characterised in that wall constitutes that the demoulding is shaped behind the slip bonding mould in be coated with the press back wall structure of external mold.As shown in Figure 5, be coated with the press back wall structure of external mold in the demoulding is shaped behind the wall formation slip bonding mould.
The present invention is characterised in that lower box wall or/and the pasting wall structure that the outside wall surface of four lateral box walls is pasting to be shaped.As shown in Figure 4, outside wall surface is the pasting wall structure that pasting is shaped.
The present invention is characterised in that wall constitutes the outer press back wall structure that is coated with internal mold that the demoulding is shaped behind the slip bonding mould.As shown in Figure 4, the outer press back wall structure that is coated with internal mold that the demoulding is shaped behind the wall formation slip bonding mould.
The present invention is characterised in that the internal face of thin-walled box and outside wall surface are the pasting wall structure that pasting is shaped.As shown in Figure 1, internal face and outside wall surface are the pasting wall structure that pasting is shaped.
The present invention is characterised in that the corner of thin-walled box is interior or/and the pasting wall structure that corner is shaped for pasting outward.As shown in Figure 1, the pasting wall structure that the corner of thin-walled box is interior or corner is shaped for pasting outward.
The present invention is characterised in that lateral box wall and lower box wall intersect the position outward arcwall face transition angle is arranged.As Fig. 4, shown in Figure 5, lateral box wall and lower box wall intersect the position outward arcwall face transition angle.
The present invention is characterised in that it is the press back transition angle that the demoulding is shaped behind the slip bonding mould that there is the arc-shaped transition angle at the crossing position of lateral box wall and lower box wall outward.As shown in Figure 4, lateral box wall and lower box wall intersect the position outward the arc-shaped transition angle is arranged are the press back transition angle that the demoulding is shaped behind the slip bonding mould.
The present invention is characterised in that lateral box wall and lower box wall intersect the position outward face transition angle, right angle is arranged.As shown in Figure 1 and Figure 2, lateral box wall and lower box wall intersect the position outward face transition angle, right angle.
The present invention is characterised in that adjacent lateral box wall intersects the position outward right angle face transition is arranged.As Fig. 1, Fig. 2, shown in Figure 3, adjacent lateral box wall intersects the position outward right angle face transition.
The present invention is characterised in that lower box wall, lateral box wall and transition angle are the press back wall structure that the demoulding is shaped behind the slip bonding mould.As Fig. 1, shown in Figure 4, lower box wall, lateral box wall and transition angle are the press back wall structure that the demoulding is shaped behind the slip bonding mould.
The present invention is characterised in that two, three of lateral box wall or four outside wall surface are the press back wall structure that the demoulding is shaped behind the slip bonding mould.As shown in Figure 4, three of lateral box wall outside wall surface are the press back wall structure that the demoulding is shaped behind the slip bonding mould.
The present invention is characterised in that lower box wall or/and one, two, three of lateral box wall or four outside wall surface have releasing agent layer or separating film layer.
The present invention is characterised in that transition angle outside wall surface has releasing agent layer or separating film layer.
The present invention is characterised in that lower box wall and sidewall on every side are the opening thin box of the integral body of disposable shaping.
The present invention is characterised in that whole opening thin box forms for the disposal molding slip.
The present invention is characterised in that slip is the inorganic binder slurry.
The present invention is characterised in that slip is inorganic glued me fibrous slurry.
The present invention is characterised in that described opening thin box is whole opening thin box, and the box wall of thin-walled box is that the composite in proportion high-strength compound of cement inorganic material, filler, short fiber is made.
The present invention is characterised in that described carcass is glass fiber or carbon fiber or organic fiber.
The present invention is characterised in that described cementitious materials is portland cement or sulphate aluminium cement or ferrous aluminate cement or rapid setting cement.
The present invention is characterised in that described thin-walled box cross section is square.As Fig. 1, shown in Figure 7, thin-walled box cross section is square.
The present invention is characterised in that described thin-walled box is polygon or arc angle polygon.As Fig. 1, Fig. 2, shown in Figure 4, the thin-walled box is a polygon.
The present invention is characterised in that in the described fiber reinforcement type opening thin box and is provided with ribs.As Fig. 2, shown in Figure 3, be provided with ribs in the fiber reinforcement type opening thin box.
The present invention is characterised in that described ribs is cross or groined type or unidirectional shape structure.As shown in Figure 3, described ribs is cross and groined type structure.
The present invention is characterised in that the ribs in the described thin-walled box is embedded ribs.As Fig. 2, shown in Figure 3, the ribs in the thin-walled box is embedded ribs.
The present invention is characterised in that at least one box wall of described opening thin box corner is an arc angle.As Fig. 2, shown in Figure 3, opening thin box box wall corner is an arc angle.
The present invention is characterised in that at least one box wall of described band ribs opening thin box corner is an arc angle.As Fig. 2, shown in Figure 3, band ribs opening thin box box wall corner is an arc angle.
The present invention is characterised in that the wall of at least one box wall of described opening thin box rotation angle position is a curved surface.As Fig. 2, shown in Figure 3, the wall of opening thin box box wall rotation angle position is a curved surface.
The present invention is characterised in that the wall of at least one box wall of described band ribs opening thin box rotation angle position is a curved surface.As Fig. 2, shown in Figure 3, the wall of band ribs opening thin box box wall rotation angle position is a curved surface.
The present invention is characterised in that the relative wall of at least two of described thin-walled box is parallel.As Fig. 2, shown in Figure 3, the relative wall of thin-walled box is parallel.
Fig. 3,4,5 has provided the structural representation of the embodiment of filling reinforced concrete fiber reinforcement type thin-walled box of the present invention.Fig. 3 is the circular thin-walled box of open type, and 5 is body, and the tube wall that it is characterized in that body is for to be mixed with Admixture at home and abroad by composite in proportion high-strength compound of cement inorganic material, filler, fiber or described compound.The thin-walled box cross section that Fig. 4 seals for body two ends band is square embodiment.The thin-walled box cross section that Fig. 5 seals for body two ends band is trapezoidal embodiment.Among Fig. 4,5,5 expression bodys, 6 expressions are sealed.Shown in Fig. 4,5, its described hush panel is packaged on opening thin box opening part mouth of pipe inwall; Described hush panel is packaged on opening thin box opening part tube wall top; Described hush panel is packaged on opening thin box opening part tube wall top and inwall simultaneously.As shown in Figure 3, its described hush panel is circular.Shown in Figure 4, its described hush panel is square; Described hush panel is little arc angle polygon; Described thin-walled box cross section is little arc angle polygon.As shown in Figure 5, its described hush panel is trapezoidal.
Provide the embodiment of filling reinforced concrete fiber reinforcement type thin-walled cartridge manufacturing method of the present invention below in conjunction with Fig. 1,2,6 description of drawings.
Embodiment one:
(1) make former, as shown in Figure 1,7 is former;
(2) in sulphate aluminium cement: sand: early strength admixture and 107 glue: the weight ratio of glass fiber and organic fiber is 100: 200: 6: 5 ratio is got the each component material ready, adds suitable water and above-mentioned material is mixed makes high-strength compound slip.
(3) make the recessed portion (this recessed portion can barrier film be set so that demoulding) that slip is injected in the box former with mortar pump with aforementioned, compacting is floating, as shown in Figure 1, and 7 expression formers, 8 expression slips.
(4) after maintenance, the demoulding, make thin-walled box finished product of the present invention.
Embodiment two:
(1) make formpiston, as shown in Figure 2,9 is formpiston;
(2) in portland cement: sand: water reducing agent and 107 glue: the weight ratio of carbon fiber and organic fiber is 100: 120: 4: 6 ratio is got the each component material ready, adds suitable water and above-mentioned material is mixed makes high-strength compound slip.
(3) smear by hand or make the protrusion position that slip is injected in formpiston 9 with the cutting spraying machine with aforementioned, compacting is floating, and as shown in Figure 2,10 is slip, and 9 is formpiston.
(4) after maintenance, the demoulding, make thin-walled box finished product of the present invention.
Embodiment three:
(1) make the tube core mould, as shown in Figure 6,11 is the tube core mould;
(2) in portland cement: sand: retarding agent: the weight ratio of organic fiber is 100: 180: 6: 8 ratio is got the each component material ready, adds suitable water and above-mentioned material is mixed makes high-strength compound slip.
(3) be coated with one deck demoulding spacing agent on tube core mould 11, with mortar pump the aforementioned slip that makes be injected on the tube core mould, compacting is floating, as shown in Figure 6,11 expression tube core moulds, 12 are expressed as slip.
(4) after maintenance, the demoulding, make thin-walled box finished product of the present invention.
Filling reinforced concrete fiber reinforcement type thin-wall box provided by the invention has intensity height, resistance to deformation, antivibration Moving property is good, can satisfy various different advantages of filling the concrete demand of finding time, and its manufacture method is easy, cost is low Honest and clean.
Claims (10)
1, the box filled cast-in-situ reinforced concrete hollow slab of a kind of thin-walled, comprise steel bar concrete, non-filling thin-walled box of loosing core; the thin-walled box comprises lower box wall and four sides lateral box wall; lower box wall and four sides lateral box wall constitute the integral finish basin; it is characterized in that opening basin and the sealing compound made in advance bond; the opening edge bonding of sealing compound limit and opening basin, the sealing compound sclerosis forms hush panel.
2, the box filled cast-in-situ reinforced concrete hollow slab of thin-walled according to claim 1 is characterized in that lower box wall or/and the pasting wall structure that the internal face of four lateral box walls is pasting to be shaped.
3, the box filled cast-in-situ reinforced concrete hollow slab of thin-walled according to claim 2 is coated with the press back wall structure of external mold in it is characterized in that wall constitutes that the demoulding is shaped behind the slip bonding mould.
4, the box filled cast-in-situ reinforced concrete hollow slab of thin-walled according to claim 1 is characterized in that lower box wall or/and the pasting wall structure that the outside wall surface of four lateral box walls is pasting to be shaped; Perhaps the outer press back wall that is coated with internal mold that the demoulding is shaped behind the wall formation slip bonding mould is constructed; Perhaps the internal face of thin-walled box and outside wall surface are the pasting wall structure that pasting is shaped.
5, the box filled cast-in-situ reinforced concrete hollow slab of thin-walled according to claim 1 is characterized in that the corner of thin-walled box is interior or/and the pasting wall structure that corner is shaped for pasting outward; Perhaps lateral box wall and lower box wall intersect the position outward arcwall face transition angle; Perhaps lateral box wall and lower box wall intersect the position outward the arc-shaped transition angle is arranged are the press back transition angle that the demoulding is shaped behind the slip bonding mould; Perhaps lateral box wall and lower box wall intersect the position outward face transition angle, right angle; Perhaps adjacent lateral box wall intersects the position outward right angle face transition.
6, the box filled cast-in-situ reinforced concrete hollow slab of thin-walled according to claim 1 is characterized in that lower box wall, lateral box wall and transition angle are the press back wall structure that the demoulding is shaped behind the slip bonding mould; Perhaps two of lateral box wall, three or four outside wall surface are the press back wall structure that the demoulding is shaped behind the slip bonding mould; Perhaps lower box wall is or/and one, two, three of lateral box wall or four outside wall surface have releasing agent layer or separating film layer. Perhaps transition angle outside wall surface has releasing agent layer or separating film layer; Perhaps lower box wall is the opening thin box of the integral body of disposable shaping with sidewall on every side; Perhaps Zheng Ti opening thin box forms for the disposal molding slip.
7,, it is characterized in that slip is the inorganic binder slurry according to the box filled cast-in-situ reinforced concrete hollow slab of the described thin-walled of arbitrary claim in the claim 1 to 6; Perhaps slip is inorganic glued me fibrous slurry; Perhaps described opening thin box is whole opening thin box, and the box wall of thin-walled box is that the composite in proportion high-strength compound of cement inorganic material, filler, short fiber is made; Perhaps described carcass is glass fiber or carbon fiber or organic fiber.
8,, it is characterized in that described cementitious materials is portland cement or sulphate aluminium cement or ferrous aluminate cement or rapid setting cement according to the box filled cast-in-situ reinforced concrete hollow slab of the described thin-walled of arbitrary claim in the claim 1 to 6; Perhaps described thin-walled box cross section is square; Perhaps described thin-walled box is polygon or arc angle polygon; Be provided with ribs in the perhaps described fiber reinforcement type opening thin box; Perhaps described ribs is cross or groined type or unidirectional shape structure; Ribs in the perhaps described thin-walled box is embedded ribs.
9,, it is characterized in that at least one box wall of described opening thin box corner is an arc angle according to the box filled cast-in-situ reinforced concrete hollow slab of the described thin-walled of arbitrary claim in the claim 1 to 6; At least one box wall of perhaps described band ribs opening thin box corner is an arc angle; The wall of at least one box wall of perhaps described opening thin box rotation angle position is a curved surface; The wall of at least one box wall of perhaps described band ribs opening thin box rotation angle position is a curved surface.
10,, it is characterized in that at least two relative walls of described thin-walled box are parallel according to the box filled cast-in-situ reinforced concrete hollow slab of the described thin-walled of arbitrary claim in the claim 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100740034A CN101240619A (en) | 1999-11-29 | 1999-11-29 | Thin wall box filled cast-in-situ reinforcing steel bar concrete hollow floor slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100740034A CN101240619A (en) | 1999-11-29 | 1999-11-29 | Thin wall box filled cast-in-situ reinforcing steel bar concrete hollow floor slab |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB99115665XA Division CN100370091C (en) | 1999-11-29 | 1999-11-29 | Fiber-reinforced thin-wall pipe (box) for filling reinforced concrete and its making method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101240619A true CN101240619A (en) | 2008-08-13 |
Family
ID=39932413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100740034A Pending CN101240619A (en) | 1999-11-29 | 1999-11-29 | Thin wall box filled cast-in-situ reinforcing steel bar concrete hollow floor slab |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101240619A (en) |
-
1999
- 1999-11-29 CN CNA2008100740034A patent/CN101240619A/en active Pending
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