CN101220672A - Cavity formwork member for cast-in-situ concrete hollow slab - Google Patents

Abstract

The invention provides a cavity shuttering member used for a cast-in-situ concrete hollow slab. The cavity shuttering member (2) includes an upper plate (4), a surrounding side wall (5) and a lower plate (6) that form a closed cavity shuttering member. The invention is characterized in that the upper plate (4), the surrounding side wall (5) and the lower plate (6) of the cavity shuttering member (2) are all composed of components (7); the component (7) consists of at least one prefabricated slab (8) and at least one cast-in-situ slab (9) that is adhered with the prefabricated slab (8). The prefabricated slab (8) is the upper plate (4) and the lower plate (6). In this way, the invention is applicable to constructing a hollow building floor, a house floor, a wall, a foundation mat and a hollow bridge with cast-in-situ reinforced concrete or pre-stressed reinforced concrete, and is especially suitable for the construction of a hollow flat slab floor.

Description

A kind of cast-in-situ concrete hollow slab cavity former component

The application for the applying date be that June 6, application number in 2005 are 200510074455.9, name is called the dividing an application of application for a patent for invention of " a kind of cast-in-place concrete cored ".

(1) technical field

The present invention relates to a kind of cast-in-situ concrete hollow slab cavity former component.

(2) background technology

The most of precast hollow slab that adopts of the building of brick mix structure and frame construction is as floor structure at present, this floor structure has advantages such as speed of application is fast, cost is low, but owing to firmly do not link between adjacent two precast hollow slabs, only use cement mortar blind, thereby not only globality is poor, be unfavorable for antidetonation, and slit cracking, infiltration often occur, put to no little inconvenience and psychological pressure to resident family.In order to address the above problem, a lot of building have adopted the method for Cast-in-place concrete floor (hollow, solid).Though the Cast-in-place concrete floor has solved antidetonation and problems of crack, when construction, to use a large amount of templates, like this, not only increased expense, and the speed of application that slowed down, prolonged the duration.The patent No. is ZL00203695.9's " combination concrete hidden rib floor structure " utility model patent, it is made up of prefabricated plate, formwork, dark rib, upper plate, each prefabricated plate is horizontal positioned at interval, on prefabricated plate, be fixed with formwork, formwork comprises upper plate and side plate on every side, be provided with dark rib between contiguous prefabricated thin plate or the formwork, upper plate covers on the formwork, and connect as one with dark rib, this kind floor structure no longer needs to use in a large number template, accelerate speed of application, shortened the duration, thereby reduced cost.But when the shuttering member in this floor structure is produced, make inconvenience, production efficiency is low, be not easy to streamline production, cost of production height, corresponding cast-in-place concrete cored construction cost height, thereby, develop a kind of novel cast-in-situ concrete hollow slab cavity former component for being badly in need of.

(3) summary of the invention

The object of the present invention is to provide a kind of cast-in-situ concrete hollow slab cavity former component, the cavity former component that its hollow pore-forming is used has the characteristics such as easy, that production efficiency is high, cost is low of making, corresponding cast-in-place concrete cored construction cost is low, simultaneously, have also that simple in structure, resistance to deformation, anti-vibration performance are good, characteristics such as easy construction, speed of application are fast.

Solution of the present invention is on the basis of existing technology, cavity former component comprises upper plate, sidewall, lower plate on every side, upper plate, sidewall, lower plate surround the enclosed cavity shuttering member on every side, it is characterized in that the upper plate of described enclosed cavity shuttering member, sidewall, lower plate are made of assembly on every side, assembly is a slice precast slab and the cast-in-place plate composition of a slice bonded and precast plate at least at least, and precast slab is upper plate and lower plate.Like this, since cavity former component by a slice precast slab at least and at least the cast-in-place plate of a slice bonded and precast plate form, precast slab can be made in advance, precast slab and cast-in-place plate can bond and form integral body, thereby, the making of cavity former component is easy, production efficiency is high, cost is low, and good integrity; Simultaneously, precast slab and cast-in-place plate bonding, make the amalgamation position of cavity former component plate be difficult for cracking destruction, in addition, cast-in-place concrete coredly have also that simple in structure, resistance to deformation, anti-vibration performance are good, characteristics such as easy construction, speed of application are fast, thereby reached purpose of the present invention, be applicable to that hollow building cover, roof system, body of wall, sole plate and the hollow bridges of cast-in-situ reinforced concrete or prestressed reinforced concrete used, be particularly useful for hollow arch without beam and use.

Feature of the present invention is that also described upper plate is the upper surface of upper plate and the upper plate of cast-in-place concrete cored upper surface flush.

Feature of the present invention is that also described lower plate is the lower plate that the soffit of lower plate flushes with cast-in-place concrete cored soffit.

Feature of the present invention is that also described upper plate and lower plate are upper plate and the lower plate that the soffit of the upper surface of upper plate and lower plate flushes with cast-in-place concrete cored upper surface and soffit.

Feature of the present invention is that also described upper plate is that the upper surface of upper plate is wrapped up in the upper plate that is contained in cast-in-place concrete cored.

Feature of the present invention is that also described lower plate is that the soffit of lower plate is wrapped up in the lower plate that is contained in cast-in-place concrete cored.

Feature of the present invention is that also described upper plate and lower plate are that the soffit of the upper surface of upper plate and lower plate is all wrapped up in upper plate and the lower plate that is contained in cast-in-place concrete cored.

Feature of the present invention also is to have between the described precast slab connector to connect.Like this, it is very convenient, simple that cavity former component is manufactured, and connects because of connector is arranged between the precast slab, transporting, depositing in the process and can supportingly in bundle, can not cause because of disappearance causes the infull situation of cavity former component, help reducing cast-in-place concrete cored construction cost.

Feature of the present invention is that also described precast slab has connector to stretch in the cast-in-place plate.Like this, after connector on the precast slab stretches in the cast-in-place bonding plate, cast-in-place bonding plate is with firmly anchoring of connector, make it condense into whole cavity former component, can improve the bonding strength between each face of cavity former component, make its not cracky, reduced the proportion of goods damageds of cavity former component in work progress, help saving cast-in-place concrete cored construction cost.

Feature of the present invention is that also described shuttering member is put together by prefabricated upper plate, prefabricated sidewall, cast-in-place lower plate on every side, and every precast slab is extended with at least one connector, and contiguous prefabricated plate is interconnected by connector.Like this, be interconnected to form cavity former component by connector between prefabricated upper plate, prefabricated sidewall on every side and the cast-in-place lower plate, have that production technology is simple, speed of production is fast, efficient is high, can realize the mechanization production in enormous quantities, thereby reduced the cost of production of cavity former component effectively, correspondingly reduced cast-in-place concrete cored construction cost.

Feature of the present invention is that also described connector is at least a in iron wire, metalwork, thin band, working of plastics, net, hinge, cutting ferrule, the latch.The perhaps connector of other form is as weldment, connecting bolt etc.Like this, it is more simple and convenient that the diversity of connector makes that prefabricated component connects, and simultaneously, above-mentioned connector material price is cheap, has reduced the material cost of cavity former component significantly, correspondingly reduced cast-in-place concrete cored construction cost.

Feature of the present invention is that also described shuttering member is put together by cast-in-place upper plate, prefabricated sidewall, prefabricated lower plate on every side, and every precast slab is extended with at least one connector, and contiguous prefabricated plate is interconnected by connector.Cast-in-place like this upper plate, prefabricated sidewall, the mutual amalgamation of prefabricated lower plate on every side are connected to form cavity former component, have that production technology is simple, speed of production is fast, efficient is high, can realize the mechanization production in enormous quantities, thereby reduced the cost of production of cavity former component effectively, correspondingly reduced cast-in-place concrete cored construction cost.

Feature of the present invention is that also described shuttering member is put together by prefabricated upper plate, prefabricated lower plate, at least one cast-in-place sidewall on every side, and every precast slab is extended with at least one connector, and contiguous prefabricated plate is interconnected by connector.Like this, prefabricated upper plate, prefabricated lower plate, and the mutual amalgamation of cast-in-place sidewall be connected to form cavity former component, have that production technology is simple, speed of production is fast, efficient is high, can realize the mechanization production in enormous quantities, thereby reduced the cost of production of cavity former component effectively, correspondingly reduced cast-in-place concrete cored construction cost.

Feature of the present invention is that also described precast slab is upper plate, at least two kinds or at least a portion of at least two kinds in sidewall, the lower plate on every side.Like this, cavity former component by prefabricated upper plate, sidewall and lower plate combine and are spliced on every side, have advantages such as firm and reliable connection, convenient transportation, help reducing cast-in-place concrete cored construction cost.

Feature of the present invention is that also there are fixing or locating structure in the junction of described precast slab or cast-in-place plate.Like this, the junction of precast slab or cast-in-place plate is provided with fixing or locating structure, has reduced the difficulty of the location that is engaged with each other significantly, and making is engaged with each other more accurately makes things convenient for.

Feature of the present invention also is to be superimposed with prefabricated overlapping layers on the described cast-in-place plate.Like this, on the cast-in-place plate overlapping layers is set, improved the intensity of cavity former component greatly, make its shock resistance damage capability stronger, simultaneously, overlapping layers also can be used as template and uses, make in-situ layer can be better, construction quickly, reduce the manufacture difficulty of shuttering member, correspondingly reduced cast-in-place concrete cored construction cost, improved cast-in-place concrete cored mechanical property and overall performance.

Feature of the present invention is that also described precast slab is to comprise upper plate, the integral prefabricated formwork of sidewall on every side, and lower plate is cast-in-place plate.Like this, accelerated the speed of production of cavity former component greatly, had good whole simultaneously, cracky has not correspondingly reduced cast-in-place concrete cored construction cost, has improved cast-in-place concrete cored mechanical property and overall performance.

Feature of the present invention is that also described precast slab is to comprise upper plate, the integral prefabricated formwork of sidewall on every side, and lower plate is that precast slab and cast-in-place plate are formed by stacking.Like this, upper plate, sidewall is integral prefabricated formwork on every side, lower plate is that precast slab and cast-in-place plate are formed by stacking, thereby the technological process of production of cavity former component is simple, speed of production is fast, and it is good to have overall performance simultaneously, the advantage that the shock resistance damage capability is strong, correspondingly reduce cast-in-place concrete cored construction cost, improved cast-in-place concrete cored mechanical property and overall performance.

Feature of the present invention also is to be connected to a little between the described precast slab or the stressed joint of line or face contact or contain the stressed joint of cement.Like this, the cavity former component good seal performance that adopts above-mentioned mating face to engage, in application process, the concrete slurry is difficult for infiltrating in the cavity former component, can not cause the seepage of cement slurry and causes cast-in-place concrete cored pouring quality to descend.

Feature of the present invention also is to be connected between the described precast slab to leave in the come to nothing connection or the joint gap that comes to nothing of filling the gap has cement to fill connection.Like this, adopt between the precast slab and leave the connected mode of coming to nothing of filling the gap, can insert binding material at the position of coming to nothing fixes the precast slab adhesive seal, thereby make all precast slabs after the bonding of binding material is solidified, become integral body, the globality and the sealing performance of cavity former component have been increased substantially, simultaneously, the cavity former component good seal performance, in application process, the concrete slurry be difficult for to infiltrate in the cavity former component, can not cause the seepage of cement slurry and causes cast-in-place concrete cored pouring quality to descend.

Feature of the present invention also is to be connected between the precast slab stressed joint and the combination of coming to nothing and being connected.Like this, cavity former component is connected the mode that combines by the precast slab stressed joint with coming to nothing, its stressed joint can be to positioning between each precast slab, the position of coming to nothing then can be inserted binding material and is adhesively fixed, perhaps rely on and carry out the slurry of cast-in-place concrete cored Cast-in-place concrete when building and carry out bonding sealing and connect, simplify the manufacture craft of cavity former component, helped reducing construction cost.

Feature of the present invention is that also described sidewall on every side is the precast slab formation more than two.Like this, manufacturing of cavity former component is more convenient, and cost of production is lower, and globality is better, and corresponding cast-in-place concrete cored construction cost is lower, and globality is better.

Feature of the present invention is that also described each face of sidewall on every side is a precast slab.Like this, manufacturing of cavity former component is more convenient, and cost of production is lower, and corresponding cast-in-place concrete cored construction cost is lower.

Feature of the present invention is that also the precast slab of described shuttering member on the corner splices.Like this, the precast slab of sidewall on the corner splices around the cavity former component, accurate positioning, and easy row convenient and simple for connection, thus improved the quality of cavity former component, help reducing cast-in-place concrete cored construction cost.

Feature of the present invention also is the described precast slab cast-in-place plate that on the corner bonds.Like this, all precast slabs of cavity former component are splicing on the corner all, accurate positioning, and easy row convenient and simple for connection, thus improved the quality of cavity former component, help reducing cast-in-place concrete cored construction cost.

Feature of the present invention also is on described precast slab of a slice at least or the cast-in-place plate convex configuration is arranged.Like this, precast slab is provided with convex configuration, and convex configuration can be emptied the concrete that does not stress in cast-in-place concrete cored, can further reduce the consumption of concrete, reduces the deadweight of structure, has improved cast-in-place concrete cored combination property.

Feature of the present invention is that also described convex configuration is at least one in reinforcing rib, raised line or the projection.Like this, convex configuration is reinforcing rib, raised line or projection, strengthened the cavity former component integral intensity greatly, make its anti-pressure ability stronger, simultaneously convex configuration is with after Cast-in-place concrete in cast-in-place concrete cored combines into integral body, but the common load of participation structure has improved cast-in-place concrete cored mechanical property, has improved cast-in-place concrete cored supporting capacity.

Feature of the present invention is that also described precast slab of a slice at least or cast-in-place plate are provided with cloudy shape structure.Like this, precast slab or cast-in-place plate are provided with cloudy shape structure, and in cast-in-place concrete cored, Cast-in-place concrete has formed corresponding Cast-in-place concrete at cloudy shape tectonic position and added competent structure, has improved the supporting capacity of Cast-in-place concrete greatly.

Feature of the present invention is that also described cloudy shape is configured at least one in groove, hole or the pit.Like this, concave configuration is groove, hole or pit, strengthened the cavity former component integral intensity greatly, make its anti-pressure ability stronger, simultaneously concave configuration is with after Cast-in-place concrete in cast-in-place concrete cored combines into integral body, but the common load of participation structure has improved cast-in-place concrete cored mechanical property, has improved cast-in-place concrete cored supporting capacity.

Feature of the present invention is also that described precast slab of a slice at least or cast-in-place plate are provided with bracing boom, in put more energy into floor or the rope at least one.Like this, the bracing boom that is provided with in the shuttering member or put more energy into floor or rope can form composite construction with Cast-in-place concrete, have optimized cast-in-situ concrete hollow intralamellar part stress system.

Feature of the present invention also is to have on described precast slab of a slice at least or the cast-in-place plate at least one in inner corner trim, chamfering, the arc angle.Like this, Cast-in-place concrete pours in inner corner trim or chamfering or arc angle or the unfilled corner, and the corresponding Cast-in-place concrete that forms the part adds competent structure, helps improving cast-in-place concrete cored performance.

Feature of the present invention also is to have at least on described precast slab of a slice at least or the cast-in-place plate waters overlapping layers behind one deck.Like this, water overlapping layers after being provided with in the cavity former component, strengthened the intensity of cavity former component itself greatly, its shock resistance damage capability is greatly strengthened, cast-in-place concrete cored building in the process, survivable, reduced the breakage rate of shuttering member significantly, reduced cast-in-place concrete cored construction cost.

Feature of the present invention is that also described precast slab of a slice at least or cast-in-place plate are the MULTILAYER COMPOSITE layer.Like this, the precast slab that is provided with in the cavity former component is the MULTILAYER COMPOSITE layer, strengthened the intensity of cavity former component itself greatly, its shock resistance damage capability is greatly strengthened, cast-in-place concrete cored building in the process, survivable, reduced the breakage rate of shuttering member significantly, reduced cast-in-place concrete cored construction cost.

Feature of the present invention also is in described at least one precast slab or the cast-in-place plate reinforce is arranged, and perhaps has reinforce to expose, and is anchored in the steel bar concrete.Reinforce is 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.Like this, the diversity of reinforce, reinforce is drawn materials nearby when being convenient to manufacture cavity former component, reduces material cost, can satisfy different intensity needs simultaneously, makes things convenient for selecting for use of different designs.

Feature of the present invention also is described precast slab or cast-in-place plate in the junction or the gap location that comes to nothing has connector to expose or reinforce exposes, and is anchored in the steel bar concrete.Like this, connector that exposes or reinforce combine with Cast-in-place concrete and have improved cast-in-place concrete cored intensity and suppleness greatly, make its shock resistance and supporting capacity obtain significantly improving, be difficult for being damaged, improved cast-in-place concrete cored combination property.

Feature of the present invention also is to be provided with on described at least one precast slab or the cast-in-place plate at least one in junction box, fire detector, airduct, spool, suspender member, the carrying part.Like this, help unit in charge of construction's construction, be convenient to selecting for use of production unit and designing unit, can form the floor that secretly buries airduct, water pipe and spool etc., saved architectural space greatly, improved space availability ratio, optimized cast-in-place concrete cored structure.

Feature of the present invention is that also described prefabricated lower plate or prefabricated upper plate or the prefabricated lower plate of overlapping layers or the prefabricated upper plate thickness of slab of overlapping layers are greater than or less than the sheet of sidewall on every side.Like this, the prefabricated upper plate thickness of slab of prefabricated upper plate or overlapping layers can make cavity former component can fully satisfy the working load requirement in application process greater than the sheet of sidewall on every side.The prefabricated upper plate thickness of slab of prefabricated upper plate or overlapping layers then can reduce the weight of cavity former component during less than the sheet of sidewall on every side significantly, makes it lighter.

Feature of the present invention is that also described upper plate of a slice at least or lower plate or the two are extended with the bridging piece of bridging piece or dew reinforce.Like this, the alternative construction formwork of the bridging piece that stretches out has reduced the construction material cost significantly.

Feature of the present invention is that also described at least two shuttering members are connected as one by bridging piece, constitutes the gang mould mould component.Like this, a plurality of formworks connect into the gang mould mould component by toss, and then the efficiency of construction of cavity former component is higher, and corresponding cast-in-place concrete cored construction cost is lower.

Feature of the present invention is that also described at least two shuttering members connect as one at interval, constitutes the gang mould mould component.Like this, the construction of shuttering member is laid more convenient, can improve cast-in-place concrete cored efficiency of construction and speed of application greatly.

The invention is characterized in and describedly also be provided with dark beam or/and bright beam in cast-in-place concrete cored.Like this, cast-in-place concrete cored mechanical property is better, helps that local pressure in cast-in-place concrete cored is increased the district and strengthens; When being provided with dark beam, can strengthen cast-in-place concrete cored mechanical property, simultaneously, dark beam lies in the cast-in-situ concrete hollow intralamellar part, it is attractive in appearance not influence cast-in-place concrete cored external structure, does not take the usage space of building during use, can more effectively improve the usage space of building.

The invention is characterized in and describedly contain presstressed reinforcing steel in cast-in-place concrete cored.Like this, the setting of prestressed reinforcement can improve cast-in-place concrete cored supporting capacity greatly, and the span that increases hollowcore slab.

Feature of the present invention also is to contain reinforcing bar in the described In-situ cast concrete board.Reinforcing bar can be cold-rolled forming section or channel-section steel or i shaped steel or other Steel section member.Like this, can improve cast-in-place concrete cored supporting capacity significantly, simultaneously, reinforcing bar is implied in the concrete and with close rib soffit and flushes, the corresponding arch without beam that formed.

(4) description of drawings

Fig. 1 is the shuttering member application structure schematic diagram of the embodiment of the invention 1.

Fig. 2 is the shuttering member application structure schematic diagram of the embodiment of the invention 2.

Fig. 3 is the shuttering member application structure schematic diagram of the embodiment of the invention 3.

Fig. 4 is the shuttering member application structure schematic diagram of the embodiment of the invention 4.

Fig. 5 is the structural representation application structure schematic diagram of the embodiment of the invention 5.

Fig. 6 is the structural representation application structure schematic diagram of the embodiment of the invention 6.

Fig. 7 is the structural representation application structure schematic diagram of the embodiment of the invention 7.

Fig. 8 is the structural representation application structure schematic diagram of the embodiment of the invention 8.

Fig. 9 is the structural representation application structure schematic diagram of the embodiment of the invention 9.

Figure 10 is the structural representation application structure schematic diagram of the embodiment of the invention 10.

Figure 11 is the structural representation application structure schematic diagram of the embodiment of the invention 11.

Figure 12 is the structural representation application structure schematic diagram of the embodiment of the invention 12.

Figure 13 is the structural representation application structure schematic diagram of the embodiment of the invention 13.

Figure 14 is the structural representation application structure schematic diagram of the embodiment of the invention 14.

Figure 15 is the structural representation application structure schematic diagram of the embodiment of the invention 15.

Figure 16 is the structural representation application structure schematic diagram of the embodiment of the invention 16.

Figure 17 is the structural representation application structure schematic diagram of the embodiment of the invention 17.

Figure 18 is the structural representation application structure schematic diagram of the embodiment of the invention 18.

Figure 19 is the structural representation application structure schematic diagram of the embodiment of the invention 19.

Figure 20 is the structural representation application structure schematic diagram of the embodiment of the invention 20.

Figure 21 is the structural representation application structure schematic diagram of the embodiment of the invention 21.

Figure 22 is the structural representation application structure schematic diagram of the embodiment of the invention 22.

Figure 23 is the structural representation application structure schematic diagram of the embodiment of the invention 23.

Figure 24 is the structural representation application structure schematic diagram of the embodiment of the invention 24.

Figure 25 is the structural representation application structure schematic diagram of the embodiment of the invention 25.

Figure 26 is the structural representation application structure schematic diagram of the embodiment of the invention 26.

Figure 27 is the structural representation application structure schematic diagram of the embodiment of the invention 27.

Figure 28 is the structural representation application structure schematic diagram of the embodiment of the invention 28.

Figure 29 is the structural representation application structure schematic diagram of the embodiment of the invention 29.

Figure 30 is the structural representation application structure schematic diagram of the embodiment of the invention 30.

Figure 31 is the structural representation application structure schematic diagram of the embodiment of the invention 31.

Figure 32 is the structural representation application structure schematic diagram of the embodiment of the invention 32.

Figure 33 is the structural representation application structure schematic diagram of the embodiment of the invention 33.

Figure 34 is the structural representation application structure schematic diagram of the embodiment of the invention 34.

Figure 35 is the structural representation application structure schematic diagram of the embodiment of the invention 35.

Figure 36 is the structural representation application structure schematic diagram of the embodiment of the invention 36.

Figure 37 is the structural representation application structure schematic diagram of the embodiment of the invention 37.

Figure 38 is the structural representation application structure schematic diagram of the embodiment of the invention 38.

Figure 39 is the shuttering member application structure schematic diagram of the embodiment of the invention 39.

Figure 40 is the shuttering member application structure schematic diagram of the embodiment of the invention 40.

Figure 41 is the shuttering member application structure schematic diagram of the embodiment of the invention 41.

(5) specific embodiment

The present invention is further illustrated below in conjunction with drawings and Examples.

The present invention as shown in drawings, cavity former component 2 comprises upper plate 4, sidewall 5, lower plate 6 on every side, upper plate 4, sidewall 5, lower plate 6 surround the enclosed cavity shuttering member on every side, it is characterized in that the upper plate 4 of described enclosed cavity shuttering member 2, sidewall 5, lower plate 6 are made of assembly 7 on every side, assembly 7 is a slice precast slab 8 and cast-in-place plate 9 compositions of a slice bonded and precast plate 8 at least at least, and precast slab 8 is upper plate 4 and lower plate 6.In each accompanying drawing, 1 is steel bar concrete, and 2 is cavity former component, and 3 is the cast-in-situ reinforced concrete rib, and 4 is upper plate, 5 be around sidewall, 6 is lower plate, 7 is assembly, 8 is the bonded and precast plate, 9 is cast-in-place plate, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, cast-in-place concrete cored steel bar concrete 1, the cavity former component 2 of comprising, cavity former component 2 is wrapped up in and is contained in the steel bar concrete 1, cavity former component 2 is cast-in-situ reinforced concrete rib 3 each other, cavity former component 2 comprises upper plate 4, sidewall 5, lower plate 6 on every side, upper plate 4, sidewall 5, lower plate 6 surround the enclosed cavity shuttering member on every side, the upper plate 4 of its described enclosed cavity shuttering member 2, sidewall 5, lower plate 6 are made of assembly 7 on every side, and assembly 7 is that the cast-in-place plate 9 of precast slab 8 and bonded and precast plate 8 is formed.Be illustrated in figure 5 as the structural representation of cavity former component 2.As Figure 11, shown in Figure 12, its described precast slab 8 is upper plate 4 and lower plate 6.

Feature of the present invention also is the upper plate of described upper plate 4 for the upper surface of upper plate 4 and cast-in-place concrete cored upper surface flush.As shown in Figure 2, the upper plate of its described upper plate 4 upper surface that is upper plate 4 and cast-in-place concrete cored upper surface flush.

Feature of the present invention also is the lower plate that described lower plate 6 flushes with cast-in-place concrete cored soffit for the soffit of lower plate 6.As shown in Figure 3, the lower plate that flushes with cast-in-place concrete cored soffit for the soffit of lower plate 6 of its described lower plate 6.

Feature of the present invention also is upper plate and the lower plate that described upper plate 4 and lower plate 6 flush with cast-in-place concrete cored upper surface and soffit for the soffit of the upper surface of upper plate 4 and lower plate 6.As shown in Figure 4, the upper plate and the lower plate that flush with cast-in-place concrete cored upper surface and soffit for the soffit of the upper surface of upper plate 4 and lower plate 6 of its described upper plate 4 and lower plate 6.

Feature of the present invention is that also described upper plate 4 wraps up in the upper plate that is contained in cast-in-place concrete cored for the upper surface of upper plate 4.As shown in Figure 3, its described upper plate 4 is wrapped up in the upper plate that is contained in cast-in-place concrete cored for the upper surface of upper plate 4.

Feature of the present invention is that also described lower plate 6 wraps up in the lower plate that is contained in cast-in-place concrete cored for the soffit of lower plate 6.As shown in Figure 2, its described lower plate 6 is wrapped up in the lower plate that is contained in cast-in-place concrete cored for the soffit of lower plate 6.

Feature of the present invention is that also described upper plate 4 and lower plate 6 all wrap up in upper plate and the lower plate that is contained in cast-in-place concrete cored for the soffit of the upper surface of upper plate 4 and lower plate 6.As shown in Figure 1, its described upper plate 4 and lower plate 6 are all wrapped up in upper plate and the lower plate that is contained in cast-in-place concrete cored for the soffit of the upper surface of upper plate 4 and lower plate 6.

Feature of the present invention also is to have between the described precast slab 8 connector 10 to connect.As shown in Figure 6, there is connector 10 to connect between its described precast slab 8.

Feature of the present invention is that also described precast slab 8 has connector 10 to stretch in the cast-in-place plate 9.As shown in Figure 7, its described precast slab 8 has connector 10 to stretch in the cast-in-place plate 9.

Feature of the present invention is that also described shuttering member is put together by prefabricated upper plate 4, prefabricated sidewall 5, cast-in-place lower plate 6 on every side, and every precast slab 8 is extended with at least one connector 10, and contiguous prefabricated plate 8 is interconnected by connector 10.As shown in Figure 8, its described shuttering member is put together by prefabricated upper plate 4, prefabricated sidewall 5, cast-in-place lower plate 6 on every side, and every precast slab 8 is extended with connector 10, and contiguous prefabricated plate 8 is interconnected by connector 10.

Feature of the present invention also is at least a in iron wire, metalwork, thin band, working of plastics, net, hinge, cutting ferrule, the latch of described connector 10.As shown in Figure 9, its described connector 10 is an iron wire.

Feature of the present invention is that also described shuttering member is put together by cast-in-place upper plate 4, prefabricated sidewall 5, prefabricated lower plate 6 on every side, and every precast slab 8 is extended with at least one connector 10, and contiguous prefabricated plate 8 is interconnected by connector 10.As shown in figure 10, its described shuttering member is put together by cast-in-place upper plate 4, prefabricated sidewall 5, prefabricated lower plate 6 on every side, and every precast slab 8 is extended with connector 10, and contiguous prefabricated plate 8 is interconnected by connector 10.

Feature of the present invention is that also described shuttering member is put together by prefabricated upper plate 4, prefabricated lower plate 6, at least one cast-in-place sidewall 5 on every side, and every precast slab 8 is extended with at least one connector 10, and contiguous prefabricated plate 8 is interconnected by connector 10.As shown in figure 11, its described shuttering member is put together by prefabricated upper plate 4, prefabricated lower plate 6 and cast-in-place sidewall 5 on every side, and every precast slab 8 is extended with connector 10, and contiguous prefabricated plate 8 is interconnected by connector 10.

Feature of the present invention is that also described precast slab 8 is upper plate 4, at least two kinds or at least a portion of at least two kinds in sidewall 5, the lower plate 6 on every side.As shown in figure 12, its described precast slab 8 is upper plate 4 and lower plate 6.

Feature of the present invention is that also there are fixing or locating structure 11 in the junction of described precast slab 8 or cast-in-place plate 9.As shown in figure 13, there is locating structure 11 junction of its described precast slab 8 and cast-in-place plate 9.

Feature of the present invention also is to be superimposed with on the described cast-in-place plate 9 prefabricated overlapping layers 12.As shown in figure 14, be superimposed with prefabricated overlapping layers 12 on its described cast-in-place plate 9.

Feature of the present invention is that also described precast slab 8 is to comprise upper plate 4, the integral prefabricated formwork of sidewall 5 on every side, and lower plate 6 is cast-in-place plate 9.As shown in figure 15, its described precast slab 8 is to comprise upper plate 4, the integral prefabricated formwork of sidewall 5 on every side, and lower plate 6 is cast-in-place plate 9.

Feature of the present invention is that also described precast slab 8 is to comprise upper plate 4, the integral prefabricated formwork of sidewall 5 on every side, and lower plate 6 is formed by stacking for precast slab 8 and cast-in-place plate 9.As shown in figure 16, its described precast slab 8 is to comprise upper plate 4, the integral prefabricated formwork of sidewall 5 on every side, and lower plate 6 is formed by stacking for precast slab 8 and cast-in-place plate 9.

Feature of the present invention also is to be connected to a little between the described precast slab 8 or the stressed joint of line or face contact or contain the stressed joint of cement 13.As shown in figure 17, be connected to the stressed joint that contains cement 13 between its described precast slab 8.

Feature of the present invention also is to be connected between the described precast slab 8 to leave in the come to nothing connection or the joint gap that comes to nothing of filling the gap has cement 13 to fill connection.As shown in figure 18, be connected between its described precast slab 8 to leave and fill the gap, have cement 13 to fill in the gap and connect.

Feature of the present invention also is to be connected between the precast slab 8 stressed joint and the combination of coming to nothing and being connected.As shown in figure 19, be connected to stressed joint and the combination of coming to nothing and being connected between its precast slab 8.

Feature of the present invention is that also described sidewall 5 on every side is precast slab 8 formations more than two.As shown in figure 20, its described sidewall 5 on every side is that polylith precast slab 8 constitutes.

Feature of the present invention is that also described each face of sidewall 5 on every side is a precast slab 8.As shown in figure 21, its described each face of sidewall 5 on every side is a precast slab 8.

Feature of the present invention is that also the precast slab 8 of described shuttering member on the corner splices.As shown in figure 22, the precast slab 8 of its described shuttering member on the corner splices.

Feature of the present invention also is the described precast slab 8 cast-in-place plate 9 that on the corner bonds.As shown in figure 23, its described precast slab 8 cast-in-place plate 9 that on the corner bonds.

Feature of the present invention also is on described precast slab of a slice at least 8 or the cast-in-place plate 9 convex configuration 14 is arranged.As shown in figure 24, be respectively arranged with convex configuration 14 on its described precast slab 8 and the cast-in-place plate 9.

Feature of the present invention is that also described convex configuration 14 is at least one in reinforcing rib, raised line or the projection.As shown in figure 25, its described convex configuration 14 is a reinforcing rib.

Feature of the present invention is that also described precast slab of a slice at least 8 or cast-in-place plate 9 are provided with cloudy shape structure 15.As shown in figure 26, be respectively arranged with cloudy shape on its described precast slab 8 and the cast-in-place plate 9 and construct 15.

Feature of the present invention is that also described cloudy shape structure 15 is at least one in groove, hole or the pit.As shown in figure 27, its described cloudy shape structure 15 is a hole.

Feature of the present invention is also that described precast slab of a slice at least 8 or cast-in-place plate 9 are provided with bracing boom 16, in put more energy into floor 17 or the rope 18 at least one.As shown in figure 28, its described precast slab 8 and cast-in-place plate 9 be provided with bracing boom 16, put more energy into floor 17 and rope 18.

Feature of the present invention also is to have on described precast slab of a slice at least 8 or the cast-in-place plate 9 at least one in inner corner trim 19, chamfering 20, the arc angle 21.As shown in figure 29, on its described precast slab 8 inner corner trim 19, chamfering 20 and arc angle 21 are arranged.

Feature of the present invention also is to have at least on described precast slab of a slice at least 8 or the cast-in-place plate 9 waters overlapping layers 22 behind one deck.As shown in figure 30, water overlapping layers 22 after having on its described precast slab 8.

Feature of the present invention is that also described precast slab of a slice at least 8 or cast-in-place plate 9 are the MULTILAYER COMPOSITE layer.As shown in figure 31, its described precast slab 8 is the MULTILAYER COMPOSITE layer.

Feature of the present invention also is in described at least one precast slab 8 or the cast-in-place plate 9 reinforce 23 is arranged, and perhaps has reinforce 23 to expose, and is anchored in the steel bar concrete 1.Reinforce 23 is 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.Shown in figure 32, be respectively arranged with reinforce 23 in its described precast slab 8 and the cast-in-place plate 9.Reinforce 23 is respectively steel wire and gauze wire cloth.

Feature of the present invention also is described precast slab 8 or cast-in-place plate 9 in the junction or the gap location that comes to nothing has connector 10 to expose or reinforce 23 exposes, and is anchored in the steel bar concrete 1.As shown in figure 33, its described precast slab 8 and cast-in-place plate 9 have connector 10 to expose in the junction.

Feature of the present invention also is to be provided with on described at least one precast slab 8 or the cast-in-place plate 9 at least one in junction box 24, fire detector 25, airduct 26, spool 27, suspender member 28, the carrying part 29.As shown in figure 34, junction box 24, fire detector 25, airduct 26, spool 27, suspender member 28 and carrying part 29 are set on its described precast slab 8.

Feature of the present invention is that also prefabricated lower plate 6 of described prefabricated lower plate 6 or prefabricated upper plate 4 or overlapping layers or prefabricated upper plate 4 thicknesss of slab of overlapping layers are greater than or less than the sheet of sidewall 5 on every side.As shown in figure 35, prefabricated lower plate 6 thicknesss of slab of its described overlapping layers are greater than the sheet of sidewall 5 on every side.

Feature of the present invention is that also described upper plate 4 of a slice at least or lower plate 6 or the two are extended with the bridging piece 30 of bridging piece 30 or dew reinforce 23.As shown in figure 36, its described lower plate 6 is extended with bridging piece 30.

Feature of the present invention is that also described at least two shuttering members are connected as one by bridging piece 30, constitutes the gang mould mould component.As shown in figure 37, its described a plurality of shuttering members are connected as one by bridging piece 30, constitute the gang mould mould component.As shown in figure 40, its described a plurality of shuttering members are connected as one by bridging piece 30, constitute the gang mould mould component.

Feature of the present invention is that also described at least two shuttering members connect as one at interval, constitutes the gang mould mould component.As shown in figure 38, its described a plurality of shuttering members connect as one at interval, constitute the gang mould mould component.As shown in figure 39, its described a plurality of shuttering members connect as one at interval, constitute the gang mould mould component.

The invention is characterized in and describedly also be provided with dark beam 31 or/and bright beam 32 in cast-in-place concrete cored.As shown in Figure 1, it describedly also is provided with dark beam 31 and bright beam 32 in cast-in-place concrete cored.

The invention is characterized in and describedly contain presstressed reinforcing steel 33 in cast-in-place concrete cored.As shown in Figure 1, it describedly contains presstressed reinforcing steel 33 in cast-in-place concrete cored.

The invention is characterized in and describedly contain reinforcing bar 34 in cast-in-place concrete cored.As shown in figure 41, it describedly contains reinforcing bar 34 in cast-in-place concrete cored.

During the invention process, press earlier construction requirement mounting bracket or template, lay cavity former component 3, re-lay the reinforcing bar of reinforcing bar or dark beam 31 or bright beam 32, 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 cast-in-place concrete cored.

Claims (10)

1. cast-in-situ concrete hollow slab cavity former component, cavity former component (2) comprises upper plate (4), sidewall (5), lower plate (6) on every side, upper plate (4), sidewall (5), lower plate (6) surround the enclosed cavity shuttering member on every side, it is characterized in that the upper plate (4) of described enclosed cavity shuttering member (2), sidewall (5), lower plate (6) are made of assembly (7) on every side, assembly (7) is a slice precast slab (8) and cast-in-place plate (9) composition of a slice bonded and precast plate (8) at least at least, and precast slab (8) is upper plate (4) and lower plate (6).

2. a kind of cast-in-situ concrete hollow slab cavity former component according to claim 1 is characterized in that the upper plate of upper plate (4) for the upper surface of upper plate (4) and cast-in-place concrete cored upper surface flush; The perhaps lower plate that flushes with cast-in-place concrete cored soffit for the soffit of lower plate (6) of lower plate (6); The perhaps upper plate and the lower plate that flush with cast-in-place concrete cored upper surface and soffit for the soffit of the upper surface of upper plate (4) and lower plate (6) of upper plate (4) and lower plate (6); Perhaps upper plate (4) is wrapped up in the upper plate that is contained in cast-in-place concrete cored for the upper surface of upper plate (4); Perhaps lower plate (6) is wrapped up in the lower plate that is contained in cast-in-place concrete cored for the soffit of lower plate (6); Perhaps upper plate (4) and lower plate (6) are all wrapped up in upper plate and the lower plate that is contained in cast-in-place concrete cored for the soffit of the upper surface of upper plate (4) and lower plate (6).

3. a kind of cast-in-situ concrete hollow slab cavity former component according to claim 1 is characterized in that having between the described precast slab (8) connector (10) to connect; Perhaps precast slab (8) has connector (10) to stretch in the cast-in-place plate (9); Perhaps shuttering member is put together by prefabricated upper plate (4), prefabricated sidewall (5), cast-in-place lower plate (6) on every side, and every precast slab (8) is extended with at least one connector (10), and contiguous prefabricated plate (8) is interconnected by connector (10); Perhaps connector (10) is at least a in iron wire, working of plastics, net, hinge, cutting ferrule or the latch; Perhaps connector (10) is a metalwork; Perhaps connector (10) is thin band.

4. a kind of cast-in-situ concrete hollow slab cavity former component according to claim 1, it is characterized in that described shuttering member is put together by cast-in-place upper plate (4), prefabricated sidewall (5), prefabricated lower plate (6) on every side, every precast slab (8) is extended with at least one connector (10), and contiguous prefabricated plate (8) is interconnected by connector (10); Perhaps shuttering member is put together by prefabricated upper plate (4), prefabricated lower plate (6), at least one cast-in-place sidewall (5) on every side, and every precast slab (8) is extended with at least one connector (10), and contiguous prefabricated plate (8) is interconnected by connector (10); Perhaps precast slab (8) is upper plate (4), at least two kinds or at least a portion of at least two kinds in sidewall (5), the lower plate (6) on every side; Perhaps there are fixing or locating structure (11) in the junction of precast slab (8) or cast-in-place plate (9); Be superimposed with prefabricated overlapping layers (12) on the perhaps cast-in-place plate (9); Perhaps precast slab (8) is to comprise upper plate (4), the integral prefabricated formwork of sidewall (5) on every side, and lower plate (6) is cast-in-place plate (9).

5. a kind of cast-in-situ concrete hollow slab cavity former component according to claim 1, it is characterized in that described precast slab (8) is to comprise upper plate (4), the integral prefabricated formwork of sidewall (5) on every side, lower plate (6) is formed by stacking for precast slab (8) and cast-in-place plate (9); Perhaps be connected to a little between the precast slab (8) or the stressed joint of line or face contact or contain the stressed joint of cement (13); Perhaps being connected between the precast slab (8) to leave in the come to nothing connection or the joint gap that comes to nothing of filling the gap has cement (13) to fill connection; Perhaps be connected to stressed joint and the combination of coming to nothing and being connected between the precast slab (8); Sidewall (5) is precast slab (8) formation more than two perhaps; Each face of sidewall (5) is a precast slab (8) perhaps; Perhaps the precast slab of shuttering member (8) on the corner splices; Perhaps precast slab (8) the cast-in-place plate (9) that on the corner bonds.

6. a kind of cast-in-situ concrete hollow slab cavity former component according to claim 1 is characterized in that on described precast slab of a slice at least (8) or the cast-in-place plate (9) convex configuration (14) being arranged; Perhaps convex configuration (14) is at least one in reinforcing rib or the raised line; Perhaps convex configuration (14) is a projection; Perhaps a slice precast slab (8) or cast-in-place plate (9) are provided with cloudy shape structure (15) at least; Perhaps cloudy shape structure (15) is at least one in groove or the hole; Perhaps cloudy shape structure (15) is a pit.

7. a kind of cast-in-situ concrete hollow slab cavity former component according to claim 1 is characterized in that described precast slab of a slice at least (8) or cast-in-place plate (9) are provided with at least one in bracing boom (16), the floor of putting more energy into (17) or the rope (18); In inner corner trim (19), chamfering (20), the arc angle (21) at least one perhaps arranged on a slice precast slab (8) or the cast-in-place plate (9) at least; Perhaps have at least on a slice precast slab (8) or the cast-in-place plate (9) at least and water overlapping layers (22) behind one deck; Perhaps a slice precast slab (8) or cast-in-place plate (9) are the MULTILAYER COMPOSITE layer at least;

8. a kind of cast-in-situ concrete hollow slab cavity former component according to claim 1, it is characterized in that in described at least one precast slab (8) or the cast-in-place plate (9) reinforce (23) being arranged, perhaps have reinforce (23) to expose, reinforce (23) is reinforcing bar or steel wire; Perhaps reinforce (23) is steel mesh reinforcement or gauze wire cloth; Perhaps reinforce (23) is a fiber; Perhaps reinforce (23) is fibre bundle, fibrous mesh cloth; Perhaps reinforce (23) is a nonwoven; Perhaps reinforce (23) is the metal foil band; Perhaps reinforce (23) is porose thin band; Perhaps reinforce (23) is strap or braid over braid; Perhaps precast slab (8) or cast-in-place plate (9) are in the junction or the gap location that comes to nothing has connector (10) to expose or reinforce (23) exposes.

9. a kind of cast-in-situ concrete hollow slab cavity former component according to claim 1 is characterized in that being provided with on described at least one precast slab (8) or the cast-in-place plate (9) at least one in junction box (24), fire detector (25), airduct (26), spool (27), suspender member (28), the carrying part (29); Perhaps prefabricated lower plate (6) or prefabricated upper plate (4) or the prefabricated lower plate of overlapping layers (6) or the prefabricated upper plate of overlapping layers (4) thickness of slab are greater than or less than the sheet of sidewall (5) on every side; Perhaps a slice upper plate (4) or lower plate (6) or the two are extended with bridging piece (30) or reveal the bridging piece (30) of reinforce (23) at least; Perhaps at least two shuttering members are connected as one by bridging piece (30), constitute the gang mould mould component.

10. a kind of cast-in-situ concrete hollow slab cavity former component according to claim 1 is characterized in that described at least two shuttering members connect as one at interval, constitutes the gang mould mould component.

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