CN101158192A - Cast-in-situs concrete hollow slab - Google Patents

Cast-in-situs concrete hollow slab Download PDF

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Publication number
CN101158192A
CN101158192A CNA2007101673009A CN200710167300A CN101158192A CN 101158192 A CN101158192 A CN 101158192A CN A2007101673009 A CNA2007101673009 A CN A2007101673009A CN 200710167300 A CN200710167300 A CN 200710167300A CN 101158192 A CN101158192 A CN 101158192A
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CN
China
Prior art keywords
plate
layer
toss
shoe
sidewall
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CNA2007101673009A
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Chinese (zh)
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CN100549334C (en
Inventor
邱则有
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邱则有
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Priority to CNB2007101673009A priority Critical patent/CN100549334C/en
Publication of CN101158192A publication Critical patent/CN101158192A/en
Application granted granted Critical
Publication of CN100549334C publication Critical patent/CN100549334C/en

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Abstract

A cast-in-situ concrete hollow building board comprises a cast-in-situ enforcement concrete and an empty cavity module shell element which comprises an upper plate (1), peripheral side walls (2), a lower bottom plate (3) and a toss (4). The upper plate (1), the peripheral side walls (2) and the lower bottom plate (3) enclose a closed cavity. The toss (4) extends out from at least one lateral side of the lower bottom plate (3) or/and the peripheral side walls (2), and the invention is characterized in that at least one side toss (4) is a toss of a laminated layer with laminated tosses, the toss of the laminated layer comprises at least one layer of prefabricated layer (5). The invention is suitable for being used in hollow floor covers, room roofs, wall bodies, foundation slabs and hollow bridges of cast-in-situ reinforced concrete or prestressed reinforced concrete, in particular to hollow building cover without any beam.

Description

A kind of hollow cast slab
The application for the applying date be that October 21, application number in 2003 are 200310101176.8, name is called the dividing an application of application for a patent for invention of " a kind of cavity former component ".
(1) technical field
The present invention relates to a kind of hollow cast slab.
(2) background technology
At present, cast-in-situ concrete hollow floor is to use wider floor structural form, and the lightening permanent loose tool of filling in it has hollow section and cavity former component.Is that ZL99249798.1, name are called " filling reinforced concrete fiber reinforcement type thin-wall member " utility model patent as the applicant in the patent No. of application on November 29th, 1999, it discloses a kind of thin-wall mould-shell member, comprise upper plate, on every side sidewall, go to the bottom, upper plate, on every side sidewall, going to the bottom surrounds the polyhedron cavity.And for example the applicant in the application number of November 23 calendar year 2001 application be 01140106.0, publication number is that CN1356442, name are called " a kind of mould with cavity structure for casting reinforced concrete floor slab " application for a patent for invention, its disclosed shuttering member comprise " upper plate, on every side sidewall, go to the bottom; upper plate, on every side sidewall, going to the bottom surrounds the polyhedron cavity former component, characteristics such as that this cavity former component has is in light weight, intensity is high, simple in structure, convenient construction and transport.Simultaneously, this kind polyhedron cavity former component in order to save construction formwork, is gone to the bottom also and can be stretched out the formation bridging piece from sidewall on every side, and bridging piece can be used as the stay in place formwork of the Cast-in-place concrete rib between the cavity former component, helps improving speed of application, reduces construction cost.But, when producing, makes this class shuttering member inconvenience, and production efficiency is low, is not easy to streamline production, and therefore corresponding cost height, develops a kind of novel hollow cast slab for being badly in need of.
(3) summary of the invention
The object of the present invention is to provide a kind of hollow cast slab, have the characteristics such as easy, that production efficiency is high, cost is low of making.
Solution of the present invention is on the basis of existing technology, comprise cast-in-situ reinforced concrete, cavity former component, cavity former component comprises upper plate, sidewall, lower shoe, toss on every side, upper plate, sidewall, lower shoe surround enclosed cavity on every side, toss from lower shoe or/and on every side at least one outside of sidewall stretch out, it is characterized in that at least one side toss is the superimposed overlapping layers toss of toss, the overlapping layers toss comprises one deck preformed layer at least.Like this, when cavity former component is made, because at least one side toss is superimposed toss, can make the open shutting structural member of the ambient side cornice flanging of an opening earlier, then, in the lower shoe mould, make lower shoe, at it not before the setting and harden, open shutting structural member is fastened on it, flanging that it is prefabricated and the superimposed bonding of cast-in-place lower shoe form integral body, maintenance is to stipulating the length of time, can obtain cavity former component with the overlapping layers toss, it is made easily, the production efficiency height, corresponding cost is low, simultaneously, cavity former component also has simple in structure, the intensity height, resistance to deformation, the anti-vibration performance is good, easy construction, characteristics such as speed of application is fast, thereby reached purpose of the present invention, be applicable to the hollow building cover of cast-in-situ reinforced concrete or prestressed reinforced concrete, roof system, body of wall, sole plate and hollow bridges are used, and are particularly useful for hollow arch without beam and use.
To choose length identical for sidewall flanging extension elongation and overlapping layers toss around around feature of the present invention also is.
Feature of the present invention also be toss from lower shoe or/and on every side sidewall around the outside stretch out.
Feature of the present invention also be the overlapping layers toss from lower shoe or/and on every side sidewall around the outside stretch out.
Feature of the present invention is that also four side toss are the overlapping layers toss.
Feature of the present invention is that also described overlapping layers toss is that preformed layer and preformed layer are formed by stacking.Like this, the overlapping layers toss is that preformed layer is formed by stacking, gluing or bonding or bolt connect or welding preformed layer mutually each other, thereby the making of cavity former component is simpler, convenient, fast, lower shoe is pre-preparation usefulness in large quantity also, thereby improve the production efficiency of cavity former component greatly.
Feature of the present invention also is to be superimposed with the cast-in-place layer of now smearing of one deck on the preformed layer of described overlapping layers toss.Like this, the overlapping layers toss chimeric firmly, be difficult for loosening, overall performance is good, adopts prefabricated and cast-in-place mode of now smearing to combine, and can increase substantially production efficiency.
Feature of the present invention is that also described overlapping layers toss is one deck preformed layer, the cast-in-place layer of now smearing of one deck, and one deck preformed layer multilayer build-up forms again.Like this, a preformed layer and the cast-in-place staggered superimposed wall body form of structure of stratiform that is superimposed of layer of now smearing improved the production efficiency of cavity former component greatly, and production process are simple, helps reducing cost.
Feature of the present invention is that also described overlapping layers toss is the cast-in-place layer of now smearing of one deck, one deck preformed layer, and the cast-in-place layer multi-layer of now smearing of one deck is formed by stacking again.Like this, overlapping layers toss intensity height, rigidity are big, shock resistance is good, simultaneously, and because of the cast-in-place stacked build-in preformed layer that closes of now smearing is arranged, make it be difficult for getting loose, separating, thereby the globality of shuttering member is better, and in addition, the production technology of shuttering member is also simple, the production efficiency height helps reducing and manufactures cost.
Feature of the present invention also be in the described overlapping layers toss preformed layer for the prefabricated film of the prefabricated limit of sidewall disjunctor on every side or precast plate or pre-buried or band connector.Like this, when the preformed layer in the overlapping layers toss is prefabricated limit with sidewall disjunctor on every side, superimposed toss is manufactured conveniently, the while good integrity, when its for precast plate or pre-buried or when having the prefabricated film of connector, the mechanization production in large quantity of preformed layer in the toss has improved production efficiency greatly.
Feature of the present invention is that also the preformed layer in the described overlapping layers toss links to each other with lower shoe.Like this, preformed layer has advantages such as intensity height, rigidity is big, fracture resistance is good for the toss with the lower shoe disjunctor, and toss can be satisfied the working load requirement fully in application process.
The preformed layer that feature of the present invention also is described overlapping layers toss is different with cast-in-place material of now smearing layer.Like this, the preformed layer of overlapping layers toss and cast-in-place now smear the layer material not simultaneously, be convenient to select more economical material as overlapping layers, help reducing production costs, the raising cavity former component intensity and rigidity.
Feature of the present invention also is the upper plate of described cavity former component, sidewall, lower shoe, toss, preformed layer or cast-in-place now smearing at least a in the layer are contained reinforce on every side, and stretches into anchoring in the adjacent wall body, perhaps also to having exposed outside reinforce.Reinforce is silk, muscle slender member, or the cloth and the net of silk, the braiding of muscle slender member or weaving, or the gluing cloth of nonwoven, net, or sheet, band, or the two above combination, can be at least a in reinforcing bar, steel wire, steel mesh reinforcement, gauze wire cloth, fiber, fibre bundle, fibrous mesh cloth, nonwoven, metal foil band, porose thin band, strap, the braid over braid etc. as reinforce.Like this, reinforce stretches in the matrix of each adjacent member drawknot mutually, and then the globality of shuttering member is better, and intensity is higher, and rigidity is bigger.Simultaneously, the kind of reinforce is many, is convenient to design and the selecting for use of reinforce when manufacturing shuttering member, helps reducing material cost, to satisfy the needs of various different occasions.
Feature of the present invention also be between the preformed layer of described overlapping layers toss or with cast-in-place now smear between the layer with bonding, interlock, seam, pressing, anchor pole be connected, the wire drawing connection, screw connects or the mode of riveted is overlapped into integral body.Like this, between the preformed layer of overlapping layers toss or and cast-in-placely now smear superimposed mode variation between the layer, make between the preformed layer of overlapping layers toss or be connected superimposed conveniently between the layer with cast-in-place now smearing, can satisfy the application need under the various different occasions.
Feature of the present invention also is also to be provided with on the described cavity former component at least a in inner corner trim, chamfering, groove, pit, hole, boss module, raised line or the external corner.Like this, after shuttering member was applied in the cast-in-situ concrete hollow floor, Cast-in-place concrete poured in inner corner trim, chamfering, groove, pit, the hole, and the corresponding Cast-in-place concrete that forms the part adds competent structure; The boss module that is provided with on the shuttering member, raised line, external corner can be found time the concrete that does not stress in the superstructure, further alleviate the weight of superstructure self, save the consumption of concrete, reduce the cost of superstructure, also improve the performance of superstructure simultaneously.
Feature of the present invention is that also described inner corner trim, chamfering, groove, hole or raised line are parallel, quadrature, oblique or grade separation setting mutually or form latticed setting mutually.Like this, after shuttering member is applied in the cast-in-situ concrete hollow floor, inner corner trim on the shuttering member, chamfering, groove, raised line self or be parallel, quadrature, oblique or grade separation setting mutually or form grid, after concrete is built at above-mentioned position, the corresponding Cast-in-place concrete that has formed parallel, quadrature, oblique or grade separation adds competent structure, has improved the mechanical property of cast-in-situ concrete hollow floor greatly.
Feature of the present invention also is to be provided with in the enclosed cavity of described cavity former component at least a in stiffening rib, bracing boom or the reinforcing rib, at least a exposing outside the cavity former component in stiffening rib, bracing boom or the reinforcing rib perhaps arranged, perhaps also have reinforce to expose on stiffening rib, bracing boom or the reinforcing rib, perhaps muscle, net reinforce are revealed in the superimposed or superimposed back of stiffening rib, bracing boom or reinforcing rib and wall body.Like this, after shuttering member is applied in the cast-in-situ concrete hollow floor, stiffening rib, reinforcing rib that is provided with in the shuttering member or the stiffening rib that exposes, reinforcing rib can form the cast-in-place and prefabricated composite construction that combines with Cast-in-place concrete, have optimized the inner stress system of cast-in-situ concrete hollow floor.If also have reinforce to expose on it, then shuttering member and Cast-in-place concrete bonding is more firm, and the globality of superstructure is better; If prefabricated stiffening rib, reinforcing rib are superimposed in basic unit, then the making of shuttering member is more convenient.
Feature of the present invention also is to be provided with light material in the enclosed cavity of described cavity former component.The sound insulation of shuttering member, heat insulation, heat-insulating property have been improved like this, greatly; Simultaneously, shuttering member also has good shock resistance, has reduced the breakage rate of product in the construction application process.Light material can be foamed plastics, expanded perlite, expanded vermiculite, foaming or aerated light concrete, rock wool, mineral wool, glass wool, haydite or haydite concrete etc., and the diversity of its light material kind is drawn materials when being convenient to produce nearby, helps reducing production costs.
Feature of the present invention also be described upper plate or on every side in the sidewall at least a for or dismountable movable part arranged.Like this, can make things convenient for the situation of checking shuttering member inside at any time, also can perhaps, drench shower nozzle etc. simultaneously at any time at interior section or whole filling with light material of shuttering member as junction box, hydroelectric line, fire-fighting at inner other parts of installing of shuttering member.
Feature of the present invention also be the upper plate of described cavity former component or on every side at least a in the external surface of sidewall be corrugated, zigzag or exasperate external surface.Like this, the upper plate of cavity body, at least one in the external surface of sidewall is corrugated, zigzag, plucking shape or exasperate external surface on every side, improved the adhesion between shuttering member and the Cast-in-place concrete greatly, that has also improved simultaneously superstructure hangs performance and overall performance.
Feature of the present invention is that also described cavity former component is provided with align member.Align member can be draw ring, drag hook, iron wire, feet, small lugs, little protruding nail or other device.Like this, after shuttering member is applied in the cast-in-situ concrete hollow floor, can accurately locate shuttering member, prevent that phenomenons such as shuttering member floats, displacement from producing when building concrete, simultaneously, also can carry out spacingly, guarantee the pouring quality of superstructure effectively reinforcing bar.
Feature of the present invention is that also described cavity former component is provided with connector connected to one another between the cavity former component.Connector can be reinforcing bar, steel mesh reinforcement, steel wire, gauze wire cloth, angle steel, channel-section steel, L shaped steel, T-steel, cutting ferrule, bolt, male and female groove, socket component, indention, tongue, groove, bayonet socket, cutting ferrule, hole, embedded iron parts etc.Like this, after shuttering member was applied in the cast-in-situ concrete hollow floor, the connector that is provided with on the shuttering member can be controlled the distance between the shuttering member effectively, reliably, the width and the height of control Cast-in-place concrete rib, the pouring quality of assurance superstructure internal construction; Simultaneously, also help shuttering member connection location each other, perhaps constitute member in groups, accelerate speed of application.
Feature of the present invention is that also at least one outside of described upper plate is extended with toss.Like this, upper plate is extended with toss, when then shuttering member is applied in the cast-in-situ concrete hollow body of wall, can save the construction formwork of body of wall both sides, improves efficiency of construction greatly.
Feature of the present invention is that also the toss that described upper plate stretches out is the overlapping layers toss.Like this, the making of cavity former component is more convenient, and production efficiency is higher, and cost is lower.
Feature of the present invention also is described upper plate or is superimposed with preformed layer on sidewall or lower shoe at least a on every side.Like this, owing to be superimposed with preformed layer, need not to remove after superimposed, thereby the making of cavity former component is more convenient, production efficiency is higher, and cost is lower; Simultaneously, also can improve the strength and stiffness of cavity former component.
Feature of the present invention is that also described lower shoe or the cast-in-place layer of now smearing make for cement mortar, its upper plate or on every side the wall of sidewall be that Cement fibre is made, its preformed layer is that light aggregate concrete layer, aerating concrete layer are made.
Feature of the present invention is that also described lower shoe or the cast-in-place layer of now smearing make for the polymer concrete, its upper plate or on every side the wall of sidewall be that Cement fibre net or cement steel net are made, its preformed layer is that cement sand bed, Cement fibre layer, cement steel screen layer or steel bar concrete layer are made.
Feature of the present invention is that also described lower shoe or the cast-in-place layer of now smearing make for polymer mortar, its upper plate or on every side the wall of sidewall be that concrete plate, wood glue plate, plastic plate or metal crimp template are made, its preformed layer is that plastic plate or metal crimp template or wood glue plate are made.
Feature of the present invention is that also described lower shoe or the cast-in-place layer of now smearing make for cement mortar, its upper plate or on every side the wall of sidewall be that Cement fibre net or cement steel net are made, its preformed layer is that cement sand bed, Cement fibre layer, cement steel screen layer or steel bar concrete layer are made.
Feature of the present invention is that also described lower shoe or the cast-in-place layer of now smearing make for cement mortar, its upper plate or on every side the wall of sidewall be that concrete plate, wood glue plate, plastic plate or metal crimp template are made, its preformed layer is that plastic plate or metal crimp template or wood glue plate are made.
Feature of the present invention is that also described lower shoe or the cast-in-place layer of now smearing make for cement mortar, its upper plate or on every side the wall of sidewall be that Cement fibre net or cement steel net are made, its preformed layer is that cement sand bed, Cement fibre layer, cement steel screen layer or steel bar concrete layer are made.
Feature of the present invention is that also described lower shoe or the cast-in-place layer of now smearing make for lightweight concrete or polymer concrete, its upper plate or on every side the wall of sidewall be that concrete plate, wood glue plate, plastic plate or metal crimp template are made, its preformed layer is that plastic plate or metal crimp template or wood glue plate are made.
Feature of the present invention is that also described lower shoe or the cast-in-place layer of now smearing make for polymer mortar, its upper plate or on every side the wall of sidewall be that concrete plate, wood glue plate, plastic plate or metal crimp template are made, its preformed layer is that plastic plate or metal crimp template or wood glue plate are made.Like this, the lower shoe of shuttering member or cast-in-placely now smear layer or upper plate or the variation of the manufacturing materials of sidewall or preformed layer on every side can make shuttering member fully satisfy the needs of various different situations, helps reducing product cost.
Feature of the present invention also is upper plate, sidewall, lower shoe, toss, preformed layer or cast-in-place now to smear at least a in the layer be to be stained with the muscle of cementitious material or the reinforce of net is formed by stacking by multilayer on every side.Like this, be stained with upper plate that the reinforce of the muscle of cementitious material or net is formed by stacking, sidewall or lower shoe on every side, have characteristics such as intensity height, rigidity be big, in light weight by multilayer, the respective mode mould component pile up, cracky more not in transportation and the construction and installation process.
Feature of the present invention is that also described cavity former component is provided with the carrying part.Like this, can very easily cavity former component be piled up, transport, lift and construct, reduce the work difficulty and the working strength of above-mentioned operation, help improving efficiency of construction, reduce construction cost.
(4) description of drawings
As shown in Figure 1.In each accompanying drawing, 1 is upper plate, 2 be around sidewall, 3 be lower shoe, 4 are toss, 5 is preformed layer, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and its toss 4 be the overlapping layers toss, is provided with preformed layer 5 in the overlapping layers toss, and preformed layer 5 bonds with cast-in-place toss 4 and is overlapped into integral body.
As shown in Figure 2, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, its overlapping layers toss 4 is for preformed layer 5 and preformed layer 5 are formed by stacking, be illustrated as prefabricated around the prefabricated toss 4 of flanging and prefabricated lower shoe 3 formation of sidewall 2 be built up integral body by glue bond.
As shown in Figure 3, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, be superimposed with the cast-in-place layer 6 of now smearing of one deck on the preformed layer 5 of its overlapping layers toss 4.
As shown in Figure 4, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, one deck preformed layer 5 of its overlapping layers toss 4, the cast-in-place layer 6 of now smearing of one deck, one deck preformed layer 5 multilayer build-ups form again.
As shown in Figure 5, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, layer 6 is now smeared in its overlapping layers toss 4 for one deck is cast-in-place, one deck preformed layer 5, and cast-in-place layer 6 multilayer build-up of now smearing of one deck form again.
As shown in Figure 6, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, the preformed layer 5 in its overlapping layers toss 4 is and the prefabricated limit of sidewall 2 disjunctors on every side.
As shown in Figure 7, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, the preformed layer 5 in its overlapping layers toss 4 is the toss 4 with lower shoe 3 disjunctors.
As shown in Figure 8, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, the preformed layer 5 of its overlapping layers toss 4 is different with cast-in-place layer 6 the material of now smearing.
As shown in Figure 9, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, be provided with reinforce 7 in sidewall 2 and the toss 4 around it, the reinforce 7 in sidewall 2 and the toss 4 stretches into the interior anchoring of body of adjacent members mutually on every side, and diagram reinforce 7 is fibrous mesh cloth and metal foil band.
As shown in figure 10, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, the preformed layer of its overlapping layers toss 4 and cast-in-place now smearing between the layer 6 are overlapped into integral body in the mode of gluing.
As shown in figure 11, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, also be provided with hole 12, boss module 13 and external corner 15 on its cavity former component.
As shown in figure 12, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, also be provided with inner corner trim 8, chamfering 9, groove 10, pit 11 and raised line 14 on its cavity former component.
As shown in figure 13, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, be provided with stiffening rib 16, bracing boom 17 and reinforcing rib 18 in the enclosed cavity of its cavity former component simultaneously, be provided with reinforce 7 in the stiffening rib 16, rod member 17 has part to expose outside the cavity former component.
As shown in figure 14, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, be provided with light material 19 in the enclosed cavity of its cavity former component, diagram light material 19 is an expanded perlite.
As shown in figure 15, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, is provided with preformed layer 5 in the overlapping layers toss, and its upper plate 1 is movable dismountable fastening cover plate.
As shown in figure 16, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, the surface of the upper plate 1 of its cavity former component, sidewall 2 and toss 4 on every side is coarse external surface.
As shown in figure 17, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, also be provided with align member 20 on its cavity former component, illustrated position member 20 is the spike locating piece.
As shown in figure 18, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, also be provided with the connector 21 of the usefulness that is connected to each other between the cavity former component on its cavity former component, diagram connector 21 is a rod member.
As shown in figure 19, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, the sidewall on every side 2 that its upper plate 1 also stretches out on the cavity former component constitutes toss 4.
As shown in figure 20, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, the sidewall on every side 2 that upper plate 1 also stretches out on the cavity former component constitutes toss 4, and the toss 4 that its upper plate 1 stretches out is superimposed toss.
Figure 21 is the structural representation of the embodiment of the invention 21, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, be superimposed with preformed layer 5 on its upper plate 1.
As shown in figure 22, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, its lower shoe 3 and the cast-in-place layer 6 of now smearing be for the steel bar concrete layer, upper plate 1 and on every side sidewall 2 be the fiber cement mortar wall.
As shown in figure 23, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, its upper plate 1 and on every side sidewall 2 be to be formed by stacking by the netted reinforce 7 that multilayer is stained with cementitious material.
(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, cavity former component, cavity former component comprises upper plate 1, sidewall 2, lower shoe 3, toss 4 on every side, upper plate 1, sidewall 2, lower shoe 3 surround enclosed cavity on every side, toss 4 from lower shoe 3 or/and on every side at least one outside of sidewall 2 stretch out, it is characterized in that at least one side toss 4 is the superimposed overlapping layers toss of toss, the overlapping layers toss comprises one deck preformed layer 5 at least.In each accompanying drawing, 1 is upper plate, 2 be around sidewall, 3 be lower shoe, 4 are toss, 5 is preformed layer, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and its toss 4 be the overlapping layers toss, is provided with preformed layer 5 in the overlapping layers toss, and preformed layer 5 bonds with cast-in-place toss 4 and is overlapped into integral body.
To choose length identical for sidewall 2 flanging extension elongations and overlapping layers toss around around feature of the present invention also is.As Fig. 8,18, shown in Figure 22, all around around sidewall 2 flanging extension elongations and overlapping layers toss to choose length identical.
Feature of the present invention also be toss 4 from lower shoe 3 or/and on every side sidewall 2 around the outside stretch out.As Fig. 8,18, Figure 22, Figure 11, Figure 12, shown in Figure 19, stretch out in toss 4 outside around the sidewall 2 on every side.
Feature of the present invention also be described overlapping layers toss 4 from lower shoe 3 or/and on every side sidewall 2 around the outside stretch out.As Fig. 8,18, Figure 22, Figure 11, Figure 12, shown in Figure 19, stretch out in overlapping layers toss 4 outside around the sidewall 2 on every side.
Feature of the present invention is that also four side toss 4 are the overlapping layers toss.As Fig. 1, Fig. 2, Fig. 8, Figure 17, Figure 19, Figure 11, Figure 12, shown in Figure 20, four side toss 4 are the overlapping layers toss.
Feature of the present invention is that also described overlapping layers toss 4 is formed by stacking for preformed layer 5 and preformed layer 5.As shown in Figure 2, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, its overlapping layers toss 4 is for preformed layer 5 and preformed layer 5 are formed by stacking, be illustrated as prefabricated around the prefabricated toss 4 of flanging and prefabricated lower shoe 3 formation of sidewall 2 be built up integral body by glue bond.
Feature of the present invention also is to be superimposed with on the preformed layer 5 of described overlapping layers toss 4 the cast-in-place layer 6 of now smearing of one deck.As shown in Figure 3, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, be superimposed with the cast-in-place layer 6 of now smearing of one deck on the preformed layer 5 of its overlapping layers toss 4.
Feature of the present invention is that also described overlapping layers toss 4 is one deck preformed layer 5, the cast-in-place layer 6 of now smearing of one deck, and one deck preformed layer 5 multilayer build-ups form again.As shown in Figure 4, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, one deck preformed layer 5 of its overlapping layers toss 4, the cast-in-place layer 6 of now smearing of one deck, one deck preformed layer 5 multilayer build-ups form again.
Feature of the present invention is that also described overlapping layers toss 4 is the cast-in-place layer 6 of now smearing of one deck, one deck preformed layer 5, and cast-in-place layer 6 multilayer build-up of now smearing of one deck form again.As shown in Figure 5, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, layer 6 is now smeared in its overlapping layers toss 4 for one deck is cast-in-place, one deck preformed layer 5, and cast-in-place layer 6 multilayer build-up of now smearing of one deck form again.
Feature of the present invention also be in the described overlapping layers toss 4 preformed layer 5 for the prefabricated film of the prefabricated limit of sidewall 2 disjunctors on every side or precast plate or pre-buried or band connector.As shown in Figure 6, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, the preformed layer 5 in its overlapping layers toss 4 is and the prefabricated limit of sidewall 2 disjunctors on every side.
Feature of the present invention is that also the preformed layer 5 in the described overlapping layers toss 4 links to each other with lower shoe 3.As shown in Figure 7, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, the preformed layer 5 in its overlapping layers toss 4 is the toss 4 with lower shoe 3 disjunctors.
The preformed layer 5 that feature of the present invention also is described overlapping layers toss 4 is different with cast-in-place material of now smearing layer 6.As shown in Figure 8, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, the preformed layer 5 of its overlapping layers toss 4 is different with cast-in-place layer 6 the material of now smearing.
Feature of the present invention also is the upper plate 1 of described cavity former component, sidewall 2, lower shoe 3, toss 4, preformed layer 5 or cast-in-place now smearing at least a in the layer 6 are contained reinforce 7 on every side, and stretch into anchoring in the adjacent wall body, perhaps also to having exposed outside reinforce 7.Reinforce 7 is silk, muscle slender member, or the cloth and the net of silk, the braiding of muscle slender member or weaving, or the gluing cloth of nonwoven, net, or sheet, band, or the two above combination, can be at least a in reinforcing bar, steel wire, steel mesh reinforcement, gauze wire cloth, fiber, fibre bundle, fibrous mesh cloth, nonwoven, metal foil band, porose thin band, strap, the braid over braid etc. as reinforce 7.As shown in Figure 9, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, be provided with reinforce 7 in sidewall 2 and the toss 4 around it, the reinforce 7 in sidewall 2 and the toss 4 stretches into the interior anchoring of body of adjacent members mutually on every side, and diagram reinforce 7 is fibrous mesh cloth and metal foil band.
Feature of the present invention also be between the preformed layer 5 of described overlapping layers toss 4 or with cast-in-place now smear between the layer 6 with bonding, interlock, seam, pressing, anchor pole is connected, the mode of wire drawing connection, screw connection or riveted is overlapped into integral body.As shown in figure 10, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, the preformed layer of its overlapping layers toss 4 and cast-in-place now smearing between the layer 6 are overlapped into integral body in the mode of gluing.
Feature of the present invention also is also to be provided with on the described cavity former component at least a in inner corner trim 8, chamfering 9, groove 10, pit 11, hole 12, boss module 13, raised line 14 or the external corner 15.As shown in figure 11, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, also be provided with hole 12, boss module 13 and external corner 15 on its cavity former component.
Feature of the present invention is that also described inner corner trim 8, chamfering 9, groove 10, hole 12 or raised line 14 are parallel, quadrature, oblique or grade separation setting mutually or form latticed setting mutually.As shown in figure 12, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, also be provided with inner corner trim 8, chamfering 9, groove 10, pit 11 and raised line 14 on its cavity former component.
Feature of the present invention also is to be provided with in the enclosed cavity of described cavity former component at least a in stiffening rib 16, bracing boom 17 or the reinforcing rib 18, at least a exposing outside the cavity former component in stiffening rib 16, bracing boom 17 or the reinforcing rib 18 perhaps arranged, perhaps also have reinforce 7 to expose on stiffening rib 16, bracing boom 17 or the reinforcing rib 18, perhaps stiffening rib 16, bracing boom 17 or reinforcing rib 18 reveal muscle, net reinforce 7 with preformed layer 5 superimposed or superimposed backs.As shown in figure 13, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, be provided with stiffening rib 16, bracing boom 17 and reinforcing rib 18 in the enclosed cavity of its cavity former component simultaneously, be provided with reinforce 7 in the stiffening rib 16, rod member 17 has part to expose outside the cavity former component.
Feature of the present invention also is to be provided with light material 19 in the enclosed cavity of described cavity former component.As shown in figure 14, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, be provided with light material 19 in the enclosed cavity of its cavity former component, diagram light material 19 is an expanded perlite.
Feature of the present invention also be described upper plate 1 or on every side in the sidewall 2 at least a for or dismountable movable part arranged.As shown in figure 15, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, is provided with preformed layer 5 in the overlapping layers toss, and its upper plate 1 is movable dismountable fastening cover plate.
Feature of the present invention also be the upper plate 1 of described cavity former component or on every side at least a in the external surface of sidewall 2 be corrugated, zigzag or exasperate external surface.As shown in figure 16, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, the surface of the upper plate 1 of its cavity former component, sidewall 2 and toss 4 on every side is coarse external surface.
Feature of the present invention is that also described cavity former component is provided with align member 20.As shown in figure 17, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, also be provided with align member 20 on its cavity former component, illustrated position member 20 is the spike locating piece.
Feature of the present invention is that also described cavity former component is provided with connector 21 connected to one another between the cavity former component.As shown in figure 18, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, also be provided with the connector 21 of the usefulness that is connected to each other between the cavity former component on its cavity former component, diagram connector 21 is a rod member.
Feature of the present invention is that also at least one outside of described upper plate 1 is extended with toss 4.As shown in figure 19, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, the sidewall on every side 2 that its upper plate 1 also stretches out on the cavity former component constitutes toss 4.
Feature of the present invention is that also the toss 4 that described upper plate 1 stretches out is the overlapping layers toss.As shown in figure 20, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, the sidewall on every side 2 that upper plate 1 also stretches out on the cavity former component constitutes toss 4, and the toss 4 that its upper plate 1 stretches out is superimposed toss.
Feature of the present invention also is described upper plate 1 or is superimposed with preformed layer 5 on sidewall 2 or lower shoe 3 at least a on every side.Figure 21 is the structural representation of the embodiment of the invention 21, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, be superimposed with preformed layer 5 on its upper plate 1.
Feature of the present invention is that also described lower shoe 3 or the cast-in-place layer 6 now smeared make for cement mortar, its upper plate 1 or on every side the wall of sidewall 2 be that Cement fibre is made, its preformed layer 5 is that light aggregate concrete layer, aerating concrete layer are made.
Feature of the present invention is that also described lower shoe 3 or the cast-in-place layer 6 now smeared make for the polymer concrete, its upper plate 1 or on every side the wall of sidewall 2 be that Cement fibre net or cement steel net are made, its preformed layer 5 is made for cement sand bed, Cement fibre layer, cement steel screen layer or steel bar concrete layer.
Feature of the present invention is that also described lower shoe 3 or the cast-in-place layer 6 now smeared make for polymer mortar, its upper plate 1 or on every side the wall of sidewall 2 be that concrete plate, wood glue plate, plastic plate or metal crimp template are made, its preformed layer 5 is made for plastic plate or metal crimp template or wood glue plate.
Feature of the present invention is that also described lower shoe 3 or the cast-in-place layer 6 now smeared make for cement mortar, its upper plate 1 or on every side the wall of sidewall 2 be that Cement fibre net or cement steel net are made, its preformed layer 5 is made for cement sand bed, Cement fibre layer, cement steel screen layer or steel bar concrete layer.As shown in figure 22, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, toss 4 is stretched out around lower shoe 3, toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, its lower shoe 3 and the cast-in-place layer 6 of now smearing be for the steel bar concrete layer, upper plate 1 and on every side sidewall 2 be the fiber cement mortar wall.
Feature of the present invention is that also described lower shoe 3 or the cast-in-place layer 6 now smeared make for cement mortar, its upper plate 1 or on every side the wall of sidewall 2 be that concrete plate, wood glue plate, plastic plate or metal crimp template are made, its preformed layer 5 is made for plastic plate or metal crimp template or wood glue plate.
Feature of the present invention is that also described lower shoe 3 or the cast-in-place layer 6 now smeared make for cement mortar, its upper plate 1 or on every side the wall of sidewall 2 be that Cement fibre net or cement steel net are made, its preformed layer 5 is made for cement sand bed, Cement fibre layer, cement steel screen layer or steel bar concrete layer.
Feature of the present invention is that also described lower shoe 3 or the cast-in-place layer 6 now smeared make for lightweight concrete or polymer concrete, its upper plate 1 or on every side the wall of sidewall 2 be that concrete plate, wood glue plate, plastic plate or metal crimp template are made, its preformed layer 5 is made for plastic plate or metal crimp template or wood glue plate.
Feature of the present invention is that also described lower shoe 3 or the cast-in-place layer 6 now smeared make for polymer mortar, its upper plate 1 or on every side the wall of sidewall 2 be that concrete plate, wood glue plate, plastic plate or metal crimp template are made, its preformed layer 5 is made for plastic plate or metal crimp template or wood glue plate.
Feature of the present invention also is described upper plate 1, sidewall 2, lower shoe 3, toss 4, preformed layer 5 or cast-in-place now to smear at least a in the layer 6 be to be stained with the muscle of cementitious material or the reinforce 7 of net is formed by stacking by multilayer on every side.As shown in figure 23, upper plate 1, sidewall 2 and lower shoe 3 surround enclosed cavity on every side, and toss 4 is stretched out around lower shoe 3, and toss 4 is the overlapping layers toss, be provided with preformed layer 5 in the overlapping layers toss, its upper plate 1 and on every side sidewall 2 be to be formed by stacking by the netted reinforce 7 that multilayer is stained with cementitious material.
Feature of the present invention is that also described cavity former component is provided with carrying part 22.As shown in figure 21, the toss 4 of cavity former component is provided with carrying part 22.
During the invention process, can make the open shutting structural member of the 2 band flangings of sidewall on every side of an opening earlier, then, in the lower shoe mould, make lower shoe 3,, open shutting structural member is fastened on it not before the setting and harden at it, flanging that it is prefabricated and cast-in-place lower shoe 3 superimposed bondings form integral body, maintenance can obtain the cavity former component with overlapping layers toss 4 to stipulating the length of time.

Claims (10)

1. hollow cast slab, comprise cast-in-situ reinforced concrete, cavity former component, cavity former component comprises upper plate (1), sidewall (2), lower shoe (3), toss (4) on every side, upper plate (1), sidewall (2), lower shoe (3) surround enclosed cavity on every side, toss (4) from lower shoe (3) or/and on every side at least one outside of sidewall (2) stretch out, it is characterized in that at least one side toss (4) is the superimposed overlapping layers toss of toss, the overlapping layers toss comprises one deck preformed layer (5) at least.
2. a kind of hollow cast slab according to claim 1, around it is characterized in that around sidewall (2) flanging extension elongation and overlapping layers toss to choose length identical.
3. a kind of hollow cast slab according to claim 1, it is characterized in that described toss (4) from lower shoe (3) or/and on every side sidewall (2) around the outside stretch out.
4. a kind of hollow cast slab according to claim 1, it is characterized in that described overlapping layers toss (4) from lower shoe (3) or/and on every side sidewall (2) around the outside stretch out; Perhaps four side toss (4) are the overlapping layers toss; Perhaps overlapping layers toss (4) is formed by stacking for preformed layer (5) and preformed layer (5).
5. a kind of hollow cast slab according to claim 1 is characterized in that being superimposed with on the preformed layer (5) of described overlapping layers toss (4) the cast-in-place layer (6) of now smearing of one deck; Perhaps overlapping layers toss (4) is one deck preformed layer (5), the cast-in-place layer (6) of now smearing of one deck, and one deck preformed layer (5) multilayer build-up forms again; Layer (6) is now smeared in perhaps overlapping layers toss (4) for one deck is cast-in-place, one deck preformed layer (5), and cast-in-place layer (6) multilayer build-up of now smearing of one deck forms again; Preformed layer (5) in the perhaps overlapping layers toss (4) is the prefabricated film with the prefabricated limit of sidewall (2) disjunctor on every side or precast plate or pre-buried or band connector; Preformed layer (5) in the perhaps overlapping layers toss (4) links to each other with lower shoe (3); The preformed layer (5) of perhaps overlapping layers toss (4) with cast-in-place now smear the layer (6) material different; Perhaps the upper plate of cavity former component (1), sidewall (2), lower shoe (3), toss (4), preformed layer (5) or cast-in-place now smearing at least a in the layer (6) are contained reinforce (7) on every side, and stretch into anchoring in the adjacent wall body, perhaps also to having exposed outside reinforce (7).
6. according to the described a kind of hollow cast slab of arbitrary claim in the claim 1 to 5, it is characterized in that between the preformed layer (5) of described overlapping layers toss (4) or with cast-in-place now smear between the layer (6) with bonding, interlock, seam, pressing, anchor pole is connected, the mode of wire drawing connection, screw connection or riveted is overlapped into integral body; Perhaps also be provided with at least a in inner corner trim (8), chamfering (9), groove (10), pit (11), hole (12), boss module (13), raised line (14) or the external corner (15) on the cavity former component; Perhaps inner corner trim (8), chamfering (9), groove (10), hole (12) or raised line (14) are parallel, quadrature, oblique or grade separation setting mutually or form latticed setting mutually.
7. according to the described a kind of hollow cast slab of arbitrary claim in the claim 1 to 5, it is characterized in that being provided with stiffening rib (16) in the enclosed cavity of described cavity former component, at least a in bracing boom (17) or the reinforcing rib (18), stiffening rib (16) is perhaps arranged, at least a exposing outside the cavity former component in bracing boom (17) or the reinforcing rib (18), perhaps stiffening rib (16), bracing boom (17) or reinforcing rib (18) are gone up also has reinforce (7) to expose, perhaps stiffening rib (16), bracing boom (17) or reinforcing rib (18) reveal muscle with the superimposed or superimposed back of preformed layer (5), net reinforce (7); Perhaps be provided with light material (19) in the enclosed cavity of cavity former component; Perhaps upper plate (1) or on every side in the sidewall (2) at least a for or dismountable movable part arranged.
8. according to the described a kind of hollow cast slab of arbitrary claim in the claim 1 to 5, it is characterized in that the upper plate (1) of described cavity former component or on every side at least a in the external surface of sidewall (2) be corrugated, zigzag or exasperate external surface; Perhaps cavity former component is provided with align member (20); Perhaps cavity former component is provided with connector connected to one another (21) between the cavity former component; Perhaps at least one outside of upper plate (1) is extended with toss (4); Perhaps upper plate (1) toss (4) of stretching out is the overlapping layers toss; Perhaps upper plate (1) or be superimposed with preformed layer (5) on sidewall (2) or lower shoe (3) at least a on every side; Perhaps lower shoe (3) or cast-in-place now smear the layer (6) make for cement mortar, its upper plate (1) or on every side the wall of sidewall (2) be that Cement fibre is made, its preformed layer (5) is that light aggregate concrete layer, aerating concrete layer are made.
9. according to the described a kind of hollow cast slab of arbitrary claim in the claim 1 to 5, it is characterized in that described lower shoe (3) or cast-in-place now smear the layer (6) make for the polymer concrete, its upper plate (1) or on every side the wall of sidewall (2) be that Cement fibre net or cement steel net are made, its preformed layer (5) is that cement sand bed, Cement fibre layer, cement steel screen layer or steel bar concrete layer are made; Perhaps lower shoe (3) or the cast-in-place layer (6) of now smearing are made for polymer mortar, its upper plate (1) or on every side the wall of sidewall (2) be that concrete plate, wood glue plate, plastic plate or metal crimp template are made, its preformed layer (5) is made for plastic plate or metal crimp template or wood glue plate; Perhaps lower shoe (3) or the cast-in-place layer (6) of now smearing are made for cement mortar, its upper plate (1) or on every side the wall of sidewall (2) be that Cement fibre net or cement steel net are made, its preformed layer (5) is that cement sand bed, Cement fibre layer, cement steel screen layer or steel bar concrete layer are made; Perhaps lower shoe (3) or the cast-in-place layer (6) of now smearing are made for cement mortar, its upper plate (1) or on every side the wall of sidewall (2) be that concrete plate, wood glue plate, plastic plate or metal crimp template are made, its preformed layer (5) is that plastic plate or metal crimp template or wood glue plate make; Perhaps lower shoe (3) or the cast-in-place layer (6) of now smearing are made for cement mortar, its upper plate (1) or on every side the wall of sidewall (2) be that Cement fibre net or cement steel net are made, its preformed layer (5) is that cement sand bed, Cement fibre layer, cement steel screen layer or steel bar concrete layer are made.
10. according to the described a kind of hollow cast slab of arbitrary claim in the claim 1 to 5, it is characterized in that described lower shoe (3) or cast-in-place now smear the layer (6) make for lightweight concrete or polymer concrete, its upper plate (1) or on every side the wall of sidewall (2) be that concrete plate, wood glue plate, plastic plate or metal crimp template are made, its preformed layer (5) is made for plastic plate or metal crimp template or wood glue plate; Perhaps lower shoe (3) or the cast-in-place layer (6) of now smearing are made for polymer mortar, its upper plate (1) or on every side the wall of sidewall (2) be that concrete plate, wood glue plate, plastic plate or metal crimp template are made, its preformed layer (5) is made for plastic plate or metal crimp template or wood glue plate; Perhaps upper plate (1), sidewall (2), lower shoe (3), toss (4), preformed layer (5) or cast-in-place now to smear at least a in the layer (6) be to be stained with the muscle of cementitious material or the reinforce of net (7) is formed by stacking by multilayer on every side; Perhaps cavity former component is provided with carrying part (22).
CNB2007101673009A 2003-10-21 2003-10-21 A kind of hollow cast slab CN100549334C (en)

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