CN1779098A - Hollow slab - Google Patents
Hollow slab Download PDFInfo
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- CN1779098A CN1779098A CN 200410097300 CN200410097300A CN1779098A CN 1779098 A CN1779098 A CN 1779098A CN 200410097300 CN200410097300 CN 200410097300 CN 200410097300 A CN200410097300 A CN 200410097300A CN 1779098 A CN1779098 A CN 1779098A
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- 239000004567 concrete Substances 0.000 claims abstract description 139
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 32
- 241000272165 Charadriidae Species 0.000 claims description 39
- 238000011065 in-situ storage Methods 0.000 claims description 27
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 230000002787 reinforcement Effects 0.000 claims description 9
- 210000001503 joint Anatomy 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 208000002925 dental caries Diseases 0.000 claims description 4
- 239000000945 filler Substances 0.000 abstract 2
- 239000000758 substrate Substances 0.000 abstract 1
- 238000010276 construction Methods 0.000 description 20
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000002457 bidirectional effect Effects 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000004873 anchoring Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Joining Of Building Structures In Genera (AREA)
Abstract
A hollow reinforced concrete comprises concrete cast in site, hollow components as fillers spaced each other and contained in the former, and some ribs are cast in site between the said fillers. At least two basin-like over-linked boxes are arranged downward and at least one side wall of at least one of them is combined with a vertical plate to form a whole body. The said boxes are spaced each other, between which some lateral mould cavities are formed and filled with concrete cast in site to form internal ribs. Some longitudinal ribs on a substrate have holes to go through the said lateral mould cavities, where some concrete is cast in site to form ribs and to go through the said holes. The concrete can be used as hollow roof, basement, wall or hollow bridge beam, especially as hollow beamless roof.
Description
(1) technical field
The present invention relates to a kind of hollowcore slab.
(2) background technology
Floor spiced with the Ribbed Bar concrete prefabricated element, can bear bidirectional load, do not need on-the-spot formwork, and cost is low, lifting, transportation are easily.This prefabricated units with ribbing comprise concrete base plate, at least one concrete longitudinal vertical plate, and the concrete longitudinal vertical plate stands on the concrete base plate, and is linked to be integral body with the concrete base plate.The concrete longitudinal vertical plate length of common this prefabricated units is consistent with the concrete floor length, when bearing the floor of bidirectional load with this splicing prefabricated components formation, Cast-in-place concrete can't pass through at the riser position, the Cast-in-place concrete rib that intersects with the concrete longitudinal vertical plate that can not form connection, simultaneously, in the direction vertical with riser, various pipe line arrangement need the scene threading that burrows, both wasted concrete material, waste man-hour again, and, behind the Cast-in-place concrete, the floor of assembly unit is solid, the concrete feed consumption is many, and floor weight is big, is not suitable for large span and builds, therefore, develop a kind of novel hollowcore slab for being badly in need of.
(3) summary of the invention
The object of the present invention is to provide a kind of hollowcore slab, have that mechanical property is good, easy construction, simple in structure, save characteristics such as material, cost are low.
Solution of the present invention is on the basis of existing technology, comprise cast-in-situ reinforced concrete, cavity structural member for filling, cavity structural member for filling each other alternately, and wrap up in and be contained in the cast-in-situ reinforced concrete, cavity structural member for filling is the Cast-in-place concrete rib each other, cavity structural member for filling comprises the rectangular base plate of steel bar concrete, at least one rectangular longitudinal vertical plate of steel bar concrete, longitudinal vertical plate is arranged on the strip base plate, it is characterized in that having on the described base plate at least two built on stilts boxes of the peviform under shed, at least one sidewall of at least one built on stilts box and the plate face of longitudinal vertical plate are combined into one, built on stilts box is spaced and forms the cross rib die cavity, the concrete cross rib connecting plate die cavity that is communicated with the cross rib die cavity is arranged on the longitudinal vertical plate, have cast-in-situ reinforced concrete to form the Cast-in-place concrete internal-rib in the cross rib die cavity, the Cast-in-place concrete internal-rib passes the connecting plate die cavity, and links to each other with the Cast-in-place concrete rib.Like this, because at least two built on stilts boxes of the peviform under shed are arranged on the base plate, at least one sidewall of at least one built on stilts box and the plate face of longitudinal vertical plate are combined into one, thereby the built on stilts box of peviform can reduce the Cast-in-place concrete consumption, alleviate hollowcore slab weight, reduce construction cost, improve the supporting capacity of floor; Simultaneously, built on stilts box is spaced and forms the cross rib die cavity, the concrete cross rib connecting plate die cavity that is communicated with the cross rib die cavity is arranged on the longitudinal vertical plate, there is cast-in-situ reinforced concrete to form the Cast-in-place concrete internal-rib in the cross rib die cavity, the Cast-in-place concrete internal-rib passes the connecting plate die cavity, and link to each other with the Cast-in-place concrete rib, thereby the concrete cross rib connecting plate die cavity position that is being communicated with the cross rib die cavity, smooth and easy the passing through of Cast-in-place concrete energy, the Cast-in-place concrete internal-rib that intersects with the rectangular longitudinal vertical plate of steel bar concrete that form to be communicated with, with the cast-in-place and prefabricated two-way rib structure that combines of the common formation of longitudinal vertical plate, and, in the direction vertical with longitudinal vertical plate, can lay various pipelines very swimmingly by concrete cross rib connecting plate die cavity, and can arbitrarily adjust, the various reinforcing bars of being laid are because of there being the parcel of Cast-in-place concrete, can not produce corrosion phenomena, and no longer need the scene to burrow; Therefore, this hollowcore slab has that mechanical property is good, easy construction, simple in structure, save characteristics such as material, cost are low, thereby reached purpose of the present invention, the hollow building cover, roof system, sole plate, body of wall and the hollow bridges that are applicable to cast-in-situ reinforced concrete or prestressed reinforced concrete are used, and are specially adapted to hollow arch without beam and use.
Feature of the present invention is that also the opening edge of the built on stilts box of described peviform stretches out reinforce and is anchored in base plate and/or the longitudinal vertical plate.Like this,, make built on stilts box of peviform and above-mentioned structure be connected to become integral body, can improve the overall performance of Cavity structural member greatly, make it be difficult for division, destroy by the connection anchoring of reinforce.
Feature of the present invention is that also the opening edge of the built on stilts box of described peviform stretches out in the base plate that reinforce is anchored at the cross rib die cavity.Like this, by the connection anchoring of reinforce, make the base plate at built on stilts box of peviform and cross rib die cavity position be connected to become integral body, can improve the overall performance of Cavity structural member greatly, make it be difficult for division, destroy, simultaneously, can improve the intensity and the rigidity of cross rib die cavity position base plate.
Feature of the present invention also is to have in the described cross rib die cavity load support member to connect the built on stilts box of peviform.Like this, when having load support member connection peviform to make somebody a mere figurehead box in the described cross rib die cavity, the globality of Cavity structural member is better, and intensity and rigidity are bigger; Simultaneously, the load-carrying construction in the hollowcore slab can be effectively strengthened in the power transmission of load support member energy participation structure, makes the performance of hollowcore slab better.
Feature of the present invention is that also described at least two load support members on same straight line, connect a plurality of built on stilts boxes.Like this, when a plurality of load support members on same straight line, when connecting a plurality of built on stilts box, the power transmission of load support member participation structure can be strengthened the load-carrying construction in the hollowcore slab effectively, makes the performance of hollowcore slab better.
Feature of the present invention is that also described at least two load support members are parallel or crossing.Like this, the parallel or crossing setting of a plurality of load support members can corresponding formation force transferring structure corresponding with it, makes the force transferring structure of hollowcore slab inside more reasonable.
Feature of the present invention is that also described load support member is truss or plate or pier or arch-shaped member.Like this, various informativeization of load support member helps satisfying the different needs of various reality, can conveniently practice.
Feature of the present invention is that also described two longitudinal vertical plates are parallel.Like this, when two longitudinal vertical plates be arranged in parallel in the Cavity structural member, its mechanical property was better.
Feature of the present invention is that also the built on stilts box of described peviform is arranged between two longitudinal vertical plates.Like this, the built on stilts box of peviform plays the support positioning action to longitudinal vertical plate, and simultaneously, the built on stilts box of peviform can reduce the Cast-in-place concrete consumption, alleviates the hollowcore slab deadweight, can reduce cost simultaneously, improves the supporting capacity of hollowcore slab.
Feature of the present invention is that also described Cavity structural member is provided with the carrying suspender member.The carrying suspender member can be handle, suspension hook, suspension ring or other device.Like this, can very easily member be piled up, transport, lift and construct, can reduce the work difficulty and the working strength of above-mentioned operation, help improving efficiency of construction, reduce construction cost.
Feature of the present invention is that also described at least two cross rib die cavitys draw a straight line at interval.Like this, behind the Cast-in-place concrete, in above-mentioned cross rib die cavity interval, formed the cast-in-place concrete hidden rib of straight line, improved the Cast-in-place concrete load-carrying construction of hollowcore slab inside effectively, made it can fully satisfy instructions for use.
Feature of the present invention is that also the cross rib die cavity on described at least two same straight lines is parallel.Like this, behind the Cast-in-place concrete, in hollowcore slab, formed the cast-in-place concrete hidden rib load-carrying construction of respective parallel, improved the load-carrying construction of hollowcore slab inside greatly, made it can bear the load bigger than equal solid slab.
Feature of the present invention is that also at least one end of described at least two cavity structural member for filling flushes.Like this, the end of Cavity structural member flushes setting, is very easy to building of hollowcore slab, has reduced the loss of template significantly.
Feature of the present invention is that also cavity structural member for filling that described termination flushes is at interval or near setting.Like this,, can adopt rational arrangement that Cavity structural member is installed, reduce difficulty of construction, also can accelerate speed of application simultaneously according to the different stressing conditions of hollowcore slab.
Feature of the present invention also is described Cast-in-place concrete rib and Cast-in-place concrete internal-rib quadrature or oblique.Like this, when the Cast-in-place concrete rib in the hollowcore slab and Cast-in-place concrete internal-rib quadrature or oblique are provided with, formed crisscross Cast-in-place concrete load-carrying construction in hollowcore slab, hollowcore slab has formed the hollowcore slab of bidirectional stress.
Feature of the present invention is that also cast-in-situ reinforced concrete iterative structure panel is arranged on described Cast-in-place concrete rib and Cast-in-place concrete internal-rib and the Cavity structural member.Like this, when cast-in-situ reinforced concrete iterative structure panel is arranged on Cast-in-place concrete rib and Cast-in-place concrete internal-rib and the Cavity structural member, Cast-in-place concrete rib, Cast-in-place concrete internal-rib and cast-in-situ reinforced concrete iterative structure panel combine and have formed T shape or I-shaped Cast-in-place concrete load-carrying construction, and the weight bearing power of hollowcore slab is greatly enhanced.
Feature of the present invention also is to show to flush on described Cast-in-place concrete rib and Cast-in-place concrete internal-rib end face and the Cavity structural member, and no cast-in-situ reinforced concrete iterative structure panel above the Cavity structural member constitutes folded rib hollowcore slab.Like this, can reduce the own wt of hollowcore slab significantly, reduce the concrete consumption, economical with materials reduces cost, and supporting capacity that can corresponding raising hollowcore slab.
Feature of the present invention is that also the top board of described Cavity structural member is concrete plate or reinforced concrete slab.Like this, when the top board of Cavity structural member was concrete plate or reinforced concrete slab, building in the process of hollowcore slab, the top board of Cavity structural member can fully satisfy the requirement and the instructions for use of working load, and top board is survivable.
Feature of the present invention also is described Cavity structural member fissure of displacement butt joint.Like this, when the described Cavity structural member fissure of displacement docks, greatly facilitate building of hollowcore slab, can disperse the concentrated stress of docking site effectively, make seam areas be difficult for cracking destruction, can guarantee the quality of hollowcore slab effectively.
Feature of the present invention also is described Cavity structural member straight joint butt joint.Like this, when described Cavity structural member straight joint docks, in work progress, can make things convenient for the construction of Cavity structural member to lay greatly, reduce difficulty of construction, reduce construction cost.
Feature of the present invention is that also described longitudinal vertical plate is arranged on the same straight line, constitutes the longitudinal vertical plate rib.Like this, the formation of longitudinal vertical plate rib has improved the weight bearing power of hollowcore slab greatly, has formed in-situ deposited prefabricated dark rib in hollowcore slab, can improve the load-carrying construction system of hollowcore slab inside greatly.
Feature of the present invention is that also described at least two longitudinal vertical plate ribs are parallel.Like this, when described longitudinal vertical plate rib was parallel, side plate rib had formed the in-situ deposited prefabricated dark rib structure that combines that is parallel to each other in hollowcore slab, can promote the supporting capacity of hollowcore slab significantly.
Feature of the present invention is that also at least one end of described Cavity structural member is supported on the Cast-in-place concrete wall or/and on bright, the dark beam.Like this, can guarantee the support reliability of hollowcore slab cavity member effectively, convenient construction.
Feature of the present invention also be described Cavity structural member two end supports at the Cast-in-place concrete wall or/and on bright, the dark beam or on the concrete collar tie beam.Like this, can guarantee the support reliability of hollowcore slab cavity member effectively, convenient construction.
Feature of the present invention is that also described Cavity structural member base plate face flushes with the soffit.Like this, when Cavity structural member base plate face flushes with the soffit, the bottom surface of hollowcore slab on same horizontal plane, thereby make the hollowcore slab that the bottom surface of hollowcore slab has become no beam to expose, can greatly improve the function of use of hollowcore slab.
Feature of the present invention also is described Cast-in-place concrete rib or/and Cast-in-place concrete internal-rib and wall or beam intersect and connect to integral body.Like this, Cast-in-place concrete rib or Cast-in-place concrete internal-rib and wall or beam intersect and when connecting to integral body, and Cast-in-place concrete rib or Cast-in-place concrete internal-rib can make stress transmitted with load produced on the plate Stress Transfer on wall or beam.
Feature of the present invention is that also prestressed reinforcement or prestress wire or no-cohesive prestressed reinforcement are arranged in described Cast-in-place concrete rib and/or the Cast-in-place concrete internal-rib.Like this, when in Cast-in-place concrete rib or the Cast-in-place concrete internal-rib prestressed reinforcement or prestress wire or no-cohesive prestressed reinforcement being arranged, described hollowcore slab becomes prestressed cored slab, can improve the supporting capacity of hollowcore slab greatly.
(4) description of drawings
Fig. 1 is the structural representation of the embodiment of the invention 1.
Fig. 2 is the structural representation of the embodiment of the invention 2.
Fig. 3 is the structural representation of the embodiment of the invention 3.
Fig. 4 is one of structural representation of cavity structural member for filling in the embodiment of the invention.
Fig. 5 be cavity structural member for filling in the embodiment of the invention structural representation two.
Fig. 6 be cavity structural member for filling in the embodiment of the invention structural representation three.
Fig. 7 be cavity structural member for filling in the embodiment of the invention structural representation four.
Fig. 8 be cavity structural member for filling in the embodiment of the invention structural representation five.
(5) specific embodiment
The present invention is further illustrated below in conjunction with drawings and Examples.
The present invention as shown in drawings, comprise cast-in-situ reinforced concrete 9, cavity structural member for filling 10, cavity structural member for filling 10 each other alternately, and wrap up in and be contained in the cast-in-situ reinforced concrete 9, cavity structural member for filling 10 is Cast-in-place concrete rib 11 each other, cavity structural member for filling 10 comprises the rectangular base plate 1 of steel bar concrete, at least one rectangular longitudinal vertical plate 2 of steel bar concrete, longitudinal vertical plate 2 is arranged on the strip base plate 1, it is characterized in that having on the described base plate 1 at least two built on stilts boxes 3 of the peviform under shed, at least one sidewall of at least one built on stilts box 3 and the plate face of longitudinal vertical plate 2 are combined into one, built on stilts box 3 is spaced and forms cross rib die cavity 4, the connecting plate die cavity 5 that is communicated with cross rib die cavity 4 is arranged on the longitudinal vertical plate 2, have cast-in-situ reinforced concrete 9 to form Cast-in-place concrete internal-rib 11 in the cross rib die cavity 4, Cast-in-place concrete internal-rib 11 passes connecting plate die cavity 5, and links to each other with Cast-in-place concrete rib 11.In each accompanying drawing, 1 is the rectangular base plate of steel bar concrete, and 2 is longitudinal vertical plate, and 3 are the built on stilts box of peviform, and 4 is the cross rib die cavity, 5 is concrete cross rib connecting plate die cavity, and 9 is cast-in-situ reinforced concrete, and 10 is Cavity structural member, and 11 is the Cast-in-place concrete rib, 12 is the Cast-in-place concrete internal-rib, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, its described concrete hollow board comprises cast-in-situ reinforced concrete 9, cavity structural member for filling 10, cavity structural member for filling 10 each other alternately, and wrap up in and be contained in the cast-in-situ reinforced concrete 9, cavity structural member for filling 10 is Cast-in-place concrete rib 11 each other, cavity structural member for filling 10 comprises the rectangular base plate 1 of steel bar concrete, the rectangular longitudinal vertical plate 2 of steel bar concrete, longitudinal vertical plate 2 is arranged on the strip base plate 1, the built on stilts box 3 of peviform that Open Side Down is arranged on the base plate 1, built on stilts box 3 has the plate face of sidewall and longitudinal vertical plate 2 to be combined into one, built on stilts box 3 is spaced and forms cross rib die cavity 4, and the concrete connecting plate die cavity 5 that is communicated with cross rib die cavity 4 is arranged on the longitudinal vertical plate 2, has cast-in-situ reinforced concrete 9 to form Cast-in-place concrete internal-rib 12 in the cross rib die cavity 4, Cast-in-place concrete internal-rib 12 passes connecting plate die cavity 5, and links to each other with Cast-in-place concrete rib 11.As shown in Figure 4, be the structural representation of Cavity structural member 10.
Feature of the present invention is that also the opening edge of the built on stilts box 3 of described peviform stretches out reinforce 6 and is anchored in base plate 1 and/or the longitudinal vertical plate 2.As shown in Figure 5, the opening edge of the built on stilts box 3 of its described peviform stretches out reinforce 6 and is anchored in the base plate 1.
Feature of the present invention is that also the opening edge of the built on stilts box 3 of described peviform stretches out in the base plate 1 that reinforce 6 is anchored at cross rib die cavity 4.As shown in Figure 6, the opening edge of the built on stilts box 3 of its described peviform stretches out in the base plate 1 that reinforce 6 is anchored at cross rib die cavity 4.
Feature of the present invention also is to have in the described cross rib die cavity 4 load support member 7 to connect the built on stilts box 3 of peviform.As shown in Figure 6, there is load support member 7 to connect the built on stilts box 3 of peviform in its described cross rib die cavity 4.
Feature of the present invention is that also described at least two load support members 7 on same straight line, connect a plurality of built on stilts boxes 3.As shown in Figure 6, its described four load support members 7 connect five built on stilts boxes 3 on same straight line.
Feature of the present invention is that also described at least two load support members 7 are parallel or crossing.As shown in Figure 7, its described load support member 7 is parallel.
Feature of the present invention is that also described load support member 7 is truss or plate or pier or arch-shaped member.As shown in Figure 7, its described load support member 7 is a pier shape member.
Feature of the present invention is that also described two longitudinal vertical plates 2 are parallel.As shown in Figure 8, its described two longitudinal vertical plates 2 are parallel.
Feature of the present invention is that also the built on stilts box 3 of described peviform is arranged between two longitudinal vertical plates 2.As shown in Figure 8, the built on stilts box 3 of its described peviform is arranged between two longitudinal vertical plates 2.
Feature of the present invention is that also described Cavity structural member is provided with carrying suspender member 8.As shown in Figure 8, its described Cavity structural member is provided with carrying suspender member 8.
Feature of the present invention is that also described at least two connecting plate die cavitys draw a straight line at interval.As shown in Figure 1, its described many connecting plate die cavitys draw a straight line at interval.
Feature of the present invention is that also the connecting plate die cavity on described at least two same straight lines is parallel.As shown in Figure 1, the connecting plate die cavity on its described many same straight lines is parallel.
Feature of the present invention is that also at least one end of described at least two cavity structural member for filling flushes.As shown in Figure 1, an end of its described cavity structural member for filling flushes.
Feature of the present invention is that also cavity structural member for filling that described termination flushes is at interval or near setting.As shown in Figure 1, the cavity structural member for filling that flushes of its described termination is provided with at interval.
Feature of the present invention also is described Cast-in-place concrete rib 11 and Cast-in-place concrete internal-rib 12 quadratures or oblique.As shown in Figure 1, its described Cast-in-place concrete rib 11 and Cast-in-place concrete internal-rib 12 quadratures.
Feature of the present invention is that also cast-in-situ reinforced concrete iterative structure panel 13 is arranged on described Cast-in-place concrete rib 11 and Cast-in-place concrete internal-rib 12 and the Cavity structural member.As shown in Figure 1, on its described Cast-in-place concrete rib 11 and Cast-in-place concrete internal-rib 12 and the Cavity structural member cast-in-situ reinforced concrete iterative structure panel 13 is arranged.
Feature of the present invention also is to show to flush on described Cast-in-place concrete rib 11 and Cast-in-place concrete internal-rib 12 end faces and the Cavity structural member, and no cast-in-situ reinforced concrete iterative structure panel 13 above the Cavity structural member constitutes folded rib hollowcore slab.As shown in Figure 2, show to flush on its described Cast-in-place concrete rib 11 and Cast-in-place concrete internal-rib 12 end faces and the Cavity structural member, no cast-in-situ reinforced concrete iterative structure panel 13 above the Cavity structural member constitutes folded rib hollowcore slab.
Feature of the present invention is that also the top board of described Cavity structural member is concrete plate or reinforced concrete slab.As shown in Figure 2, the top board of its described Cavity structural member is a reinforced concrete slab.
Feature of the present invention also is described Cavity structural member fissure of displacement butt joint.As shown in Figure 3, its described Cavity structural member fissure of displacement butt joint.
Feature of the present invention also is described Cavity structural member straight joint butt joint.As shown in Figure 1, its described Cavity structural member straight joint butt joint.
Feature of the present invention is that also described side plate is arranged on the same straight line, constitutes side plate rib.As shown in Figure 1, its described side plate is arranged on the same straight line, constitutes side plate rib.
Feature of the present invention is that also described at least two strip side plate ribs are parallel.As shown in Figure 1, its described side plate rib is parallel.
Feature of the present invention is that also at least one end of described Cavity structural member is supported on the Cast-in-place concrete wall or/and on bright, the dark beam.As shown in Figure 1, its described Cavity structural member one end is supported on the dark beam of Cast-in-place concrete wall.
Feature of the present invention also be described Cavity structural member two end supports at the Cast-in-place concrete wall or/and on bright, the dark beam or on the concrete collar tie beam.As shown in Figure 2, its described Cavity structural member two end supports is on bright beam of Cast-in-place concrete and dark beam.
Feature of the present invention is that also described Cavity structural member base plate face flushes with the soffit.As shown in Figure 1, its described Cavity structural member base plate face flushes with the soffit.
Feature of the present invention also is described Cast-in-place concrete rib 11 or/and Cast-in-place concrete internal-rib 12 intersects with wall or beam and connects to integral body.As shown in Figure 1, its described Cast-in-place concrete rib 11 and Cast-in-place concrete internal-rib 12 intersects with beam and connects to integral body.
Feature of the present invention is that also prestressed reinforcement or prestress wire or no-cohesive prestressed reinforcement are arranged in described Cast-in-place concrete rib 11 and/or the Cast-in-place concrete internal-rib 12.As shown in Figure 1, be respectively arranged with prestressed reinforcement in its described Cast-in-place concrete rib 11 and the Cast-in-place concrete internal-rib 12.
During the invention process, press earlier construction requirement mounting bracket or template, lay cavity structural member for filling 10, re-lay the reinforcing bar of reinforcing bar or dark beam or bright beam, and various steel pipe buried in advance spare, pour concrete after the acceptance(check), after treating the concrete setting and harden, maintenance is to stipulating the length of time that form removal promptly gets hollowcore slab.
Claims (10)
1, a kind of hollowcore slab, comprise cast-in-situ reinforced concrete (9), cavity structural member for filling (10), cavity structural member for filling (10) each other alternately, and wrap up in and be contained in the cast-in-situ reinforced concrete (9), cavity structural member for filling (10) is Cast-in-place concrete rib (11) each other, cavity structural member for filling (10) comprises the rectangular base plate of steel bar concrete (1), at least one rectangular longitudinal vertical plate of steel bar concrete (2), longitudinal vertical plate (2) is arranged on the strip base plate (1), it is characterized in that having on the described base plate (1) at least two built on stilts boxes (3) of the peviform under shed, the plate face of at least one sidewall of at least one built on stilts box (3) and longitudinal vertical plate (2) is combined into one, built on stilts box (3) is spaced and forms cross rib die cavity (4), the concrete cross rib connecting plate die cavity (5) that is communicated with cross rib die cavity (4) is arranged on the longitudinal vertical plate (2), there is cast-in-situ reinforced concrete (9) to form Cast-in-place concrete internal-rib (12) in the cross rib die cavity (4), Cast-in-place concrete internal-rib (12) passes connecting plate die cavity (5), and links to each other with Cast-in-place concrete rib (11).
2, hollowcore slab according to claim 1 is characterized in that described peviform makes somebody a mere figurehead the opening edge of box (3) and stretch out reinforce (6) and be anchored in base plate (1) and/or the longitudinal vertical plate (2).
3, hollowcore slab according to claim 1 is characterized in that described peviform makes somebody a mere figurehead the opening edge of box (3) and stretch out in the base plate (1) that reinforce (6) is anchored at cross rib die cavity (4).
4, hollowcore slab according to claim 1 is characterized in that having in the described cross rib die cavity (4) load support member (7) to connect the built on stilts box (3) of peviform.
5, hollowcore slab according to claim 4 is characterized in that described at least two load support members (7) on same straight line, connect a plurality of built on stilts boxes (3).
6, hollowcore slab according to claim 4 is characterized in that described at least two load support members (7) are parallel or crossing.
7, hollowcore slab according to claim 4 is characterized in that described load support member (7) is truss or plate or pier or arch-shaped member.
8, hollowcore slab according to claim 1 is characterized in that described two longitudinal vertical plates (2) are parallel.
9, hollowcore slab according to claim 8 is characterized in that described peviform makes somebody a mere figurehead box (3) and be arranged between two longitudinal vertical plates (2).
10, hollowcore slab according to claim 1 is characterized in that described Cavity structural member is provided with carrying suspender member (8); Perhaps at least two cross rib die cavitys draw a straight line at interval; Perhaps the cross rib die cavity at least two same straight lines is parallel; Perhaps at least one end of at least two cavity structural member for filling flushes; Perhaps the cavity structural member for filling that flushes of termination is at interval or near setting; Perhaps Cast-in-place concrete rib (11) and Cast-in-place concrete internal-rib (12) quadrature or oblique; Perhaps on Cast-in-place concrete rib (11) and Cast-in-place concrete internal-rib (12) and the Cavity structural member cast-in-situ reinforced concrete iterative structure panel (13) is arranged; Perhaps show to flush on Cast-in-place concrete rib (11) and Cast-in-place concrete internal-rib (12) end face and the Cavity structural member, no cast-in-situ reinforced concrete iterative structure panel (13) above the Cavity structural member constitutes folded rib hollowcore slab; Perhaps the top board of Cavity structural member is concrete plate or reinforced concrete slab; Perhaps Cavity structural member fissure of displacement butt joint; Perhaps Cavity structural member straight joint butt joint; Perhaps longitudinal vertical plate is arranged on the same straight line, constitutes the longitudinal vertical plate rib; Perhaps at least two longitudinal vertical plate ribs are parallel; Perhaps at least one end of Cavity structural member is supported on the Cast-in-place concrete wall or/and on bright, the dark beam; Perhaps the Cavity structural member two end supports at the Cast-in-place concrete wall or/and on bright, the dark beam or on the concrete collar tie beam; Perhaps Cavity structural member base plate face flushes with the soffit; Perhaps Cast-in-place concrete rib (11) or/and Cast-in-place concrete internal-rib (12) and wall or beam intersect and connect to integral body; Perhaps in Cast-in-place concrete rib (11) and/or the Cast-in-place concrete internal-rib (12) prestressed reinforcement or prestress wire or no-cohesive prestressed reinforcement are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100973002A CN100535322C (en) | 2004-11-24 | 2004-11-24 | Hollow slab |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100973002A CN100535322C (en) | 2004-11-24 | 2004-11-24 | Hollow slab |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1779098A true CN1779098A (en) | 2006-05-31 |
| CN100535322C CN100535322C (en) | 2009-09-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100973002A Expired - Fee Related CN100535322C (en) | 2004-11-24 | 2004-11-24 | Hollow slab |
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| Country | Link |
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| CN (1) | CN100535322C (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1284402A (en) * | 1968-08-06 | 1972-08-09 | Rheinbau Gmbh | Improvements in and relating to building constructions |
| US3708929A (en) * | 1971-07-29 | 1973-01-09 | Packaging Corp America | Cast in situ deck construction and core unit for use therein |
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2004
- 2004-11-24 CN CNB2004100973002A patent/CN100535322C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN100535322C (en) | 2009-09-02 |
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