CN1991038A

CN1991038A - Cavity form component for concrete filling

Info

Publication number: CN1991038A
Application number: CN 200710007419
Authority: CN
Inventors: 邱则有
Original assignee: Individual
Current assignee: Individual
Priority date: 2003-12-09
Filing date: 2003-12-09
Publication date: 2007-07-04

Abstract

Disclosed is a hollow concrete shuttering member for concrete filling, which comprises an upper board (1) and peripheral side panels (2), wherein the upper board (1), the peripheral side panels (2) enclose open hollow shuttering members, characterized in that all of the hollow shuttering members are pasted from prefabricated panels (3), the precast members are at least five prefabricated panels (3), which comprises an upper board (1) and four peripheral side panels (2). The invention can be applied to cast-in-situ reinforced concrete or prestressed reinforcement concrete's hollow storied-building roofings, house roofings, walls, foundation bedplates and hollow bridges, especially for hollow flat slabs.

Description

A kind of cavity form component for concrete filling

The application for the applying date be that December 9, application number in 2003 are 200310121941.2, name is called the dividing an application of application for a patent for invention of " a kind of cavity form component for concrete filling ".

(1) technical field

The present invention relates to a kind of cavity form component for concrete filling.

(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, is not easy to streamline production, corresponding cost height, thereby, develop a kind of novel cavity form component for concrete filling for being badly in need of.

(3) summary of the invention

The object of the present invention is to provide a kind of cavity form component for concrete filling, 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 upper plate, sidewall on every side, upper plate, sidewall surrounds the open cavity formwork on every side, it is characterized in that described hollow mould shell all is put together by precast segment, precast segment is at least five precast slabs, comprises sidewall around a slice upper plate, four.Like this, because hollow mould shell all is put together by precast segment, each precast segment can be made in advance, thereby the making of cavity former component is easy, cost is low; Simultaneously, cavity former component also can be put together by each precast segment at the construction field (site), constructs, carries more convenient; In addition, characteristics such as that cavity former component also has is simple in structure, resistance to deformation, the anti-vibration performance is good, speed of application is fast, thereby reached purpose of the present invention, the hollow building cover, roof system, body of wall, sole plate and the hollow bridges that are applicable to cast-in-situ reinforced concrete or prestressed reinforced concrete are used, and are particularly useful for hollow arch without beam and use.

Feature of the present invention is that also contiguous prefabricated plate directly engages.Like this, the cavity former component good seal performance that adopts above-mentioned contiguous prefabricated plate directly 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 the pouring quality of floor to descend.

Feature of the present invention is that also upper plate is a surface plate.

Feature of the present invention is that also the edges of boards of precast slab stretch out reinforce.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, intensity and toughness that reinforce combines with Cast-in-place concrete and improved superstructure greatly made its shock resistance and supporting capacity obtain significantly improving, be difficult for being damaged, improved the combination property of superstructure.

Feature of the present invention is that also the edges of boards end face of precast slab stretches out reinforce.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, intensity and toughness that reinforce combines with Cast-in-place concrete and improved superstructure greatly made its shock resistance and supporting capacity obtain significantly improving, be difficult for being damaged, improved the combination property of superstructure.

Feature of the present invention also is have connector to interconnect between the described precast slab.Like this, it is very convenient, simple that cavity former component is manufactured, and connects because of connector is arranged between the precast slab, in transportation, deposit in the process and can supportingly in bundle, can not cause because of disappearance and cause the infull situation of cavity former component.

Feature of the present invention is that also described formwork is made of prefabricated upper plate, prefabricated sidewall amalgamation on every side, and every precast slab is interconnected by connector.Like this, prefabricated upper plate, prefabricated around sidewall be interconnected to form cavity former component by connector, have that production technology is simple, speed of production is fast, efficient is high, can realize that mechanization produces in enormous quantities, thereby reduced the cost of production of cavity former component effectively, made it easier and apply.

Feature of the present invention is that also connector is at least a in iron wire, metalwork, thin band, working of plastics, net, hinge, cutting ferrule, the latch.Also can adopt the connector of other form, as weldment, connecting bolt etc.Like this, unit in charge of construction is convenient in the variation of connector and designing unit selects for use.

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.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 the pouring quality of floor to descend.

Feature of the present invention also is to be connected between the described precast slab connection of coming to nothing that leaves the filling gap.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, increased substantially the globality and the sealing performance of cavity former component.

Feature of the present invention also is to be connected between the described 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, and its stressed joint can be to positioning between each precast slab, and the position of coming to nothing then can be inserted binding material and be adhesively fixed.

Feature of the present invention is that also the connecting portion between the described precast slab has cement.Like this, the cement of the connecting portion setting between the precast slab connects overall performance and the sealing performance of having improved cavity former component, and it is more solid and reliable that cement connects cavity former component, greatly reduces its breakage rate.

Feature of the present invention is that also described precast slab is upper plate, at least a portion of at least a in the sidewall or at least two kinds on every side.Like this, cavity former component by prefabricated upper plate, sidewall combines and is spliced on every side, has advantages such as firm and reliable connection, convenient transportation, and manufacture easily.

Feature of the present invention is that also there are fixing or locating structure in the junction of described precast slab.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 is that also described sidewall on every side is the precast slab formation more than two.Like this, sidewall is that polylith is made around the cavity former component, has simplified production technology, has reduced manufacture difficulty, has saved cost of production.

Feature of the present invention is that also described each face of sidewall on every side is a precast slab.Like this, each face of sidewall is a precast slab around the cavity former component, helps realizing that mechanization produces in enormous quantities, and simultaneously, the transportation plate can reduce and takies transport space, has reduced cost of transportation.

Feature of the present invention is that also the described precast slab of sidewall on every side on the corner splices.Like this, the precast slab of sidewall on the corner splices around the cavity former component, and accurate positioning is easy to connect, simple, thereby has improved the quality of cavity former component.

Feature of the present invention also is all splicings on the corner of described all precast slabs.Like this, all precast slabs of cavity former component are splicing on the corner all, and accurate positioning is easy to connect, simple, thereby has improved the quality of cavity former component.

Feature of the present invention also is on the described precast slab of a slice at least convex configuration is arranged.Like this, precast slab is provided with convex configuration, when making cavity former component in being applied to cast-in-situ concrete hollow floor, convex configuration can be emptied the concrete that does not stress in the superstructure, further reduce the consumption of concrete, reduced dead load, increased substantially the supporting capacity of superstructure.

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, has strengthened the cavity former component integral intensity greatly, makes its anti-pressure ability stronger.

Feature of the present invention also is to have on the described precast slab of a slice at least the indent structure.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, concrete poured in the indent structure, and the corresponding Cast-in-place concrete stiffener that formed has improved the intensity of the inner force structure of superstructure 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, when cavity former component is applied in the cast-in-situ concrete hollow floor, Cast-in-place concrete pours in groove, hole or the pit on the cavity former component, corresponding cast-in-place reinforcing rib, bracing boom or the piece of putting more energy into of having formed in Cast-in-place Concrete Building Floor, improved the supporting capacity of superstructure greatly, made its structure firmer.

Feature of the present invention is also that the described precast slab of a slice at least is provided with bracing boom, in put more energy into floor or the rope at least one.Like this, after shuttering member was applied in the cast-in-situ concrete hollow floor, 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 the inner stress system of cast-in-situ concrete hollow floor.

Feature of the present invention is that also the described precast slab of a slice at least is provided with at least one in the angle of inner corner trim or chamfering or arc angle or excalation.Like this, after shuttering member was applied in the Cast-in-place Concrete Building Floor, Cast-in-place concrete poured 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; Further alleviate the weight of superstructure self, saved the consumption of concrete, reduced the cost of superstructure, also improved the performance of superstructure simultaneously.

Feature of the present invention also is to have at least on the described precast slab of a slice at least 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, survivable, reduced the breakage rate of shuttering member significantly, reduced cost.

Feature of the present invention is that also the described precast slab of a slice at least is the MULTILAYER COMPOSITE layer.Like this, the precast slab that is provided with in the cavity former component is the MULTILAYER COMPOSITE layer, has strengthened the intensity of cavity former component itself greatly, and its shock resistance damage capability is greatly strengthened, and is survivable, reduced the breakage rate of shuttering member significantly, reduced cost.

Feature of the present invention also is in a slice precast slab reinforce is arranged at least.

Feature of the present invention has been that also reinforce exposes precast slab.

Feature of the present invention is that also reinforce is at least a in reinforcing bar, steel wire, fiber, nonwoven, metal foil band, porose thin band, strap or 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 is that also the reinforcing bar reinforce is a steel mesh reinforcement.

Feature of the present invention is that also the steel wire reinforce is a gauze wire cloth.

Feature of the present invention is that also fabric reinforcement is fibre bundle or fibrous mesh cloth.

Feature of the present invention is that also the described precast slab junction or the gap location that comes to nothing have connector to expose or reinforce exposes.Like this, when cavity former component is applied in the cast-in-situ concrete hollow floor, intensity and toughness that connector that exposes or reinforce combine with Cast-in-place concrete and improved superstructure greatly, make its shock resistance and supporting capacity obtain significantly improving, be difficult for being damaged, improved the combination property of superstructure.

Feature of the present invention is that also described at least one precast slab is provided with at least one in junction box, fire detector, airduct, spool, suspender member, carrying part, the adjacent formwork connector.Like this, help unit in charge of construction's construction, be convenient to selecting for use of production unit and designing unit.

Feature of the present invention is that also described prefabricated upper plate 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, when cavity former component was applied in the cast-in-situ concrete hollow floor, 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 the described upper plate of a slice at least is extended with the bridging piece of bridging piece or dew reinforce.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, the alternative construction formwork of the bridging piece that stretches out had reduced the construction material cost significantly.

Feature of the present invention is that also described at least two formworks 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 construction cost is lower.

Feature of the present invention is that also described at least two formworks connect as one at interval, constitutes the gang mould mould component.Connector between formwork and the formwork can be the support idler arm.Like this, the construction of shuttering member is laid more convenient, can improve the efficiency of construction and the speed of application of superstructure greatly.

(4) description of drawings

Fig. 1 is the structural representation of the embodiment of the invention 1.In each accompanying drawing, 1 be upper plate, 2 for around sidewall, 3 for precast slab, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, its described hollow mould shell all is put together by precast segment, precast segment is five precast slabs 3.

Fig. 2 is the structural representation of the embodiment of the invention 2, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, hollow mould shell all is put together by precast slab 3, is provided with connector 4 between its described precast slab 3 and interconnects, and diagram connector 4 is an embedded iron parts.

Fig. 3 is the structural representation of the embodiment of the invention 3, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, hollow mould shell all is put together by precast slab 3, its described precast slab 3 is interconnected by connector 4.

Fig. 4 is the structural representation of the embodiment of the invention 4, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, hollow mould shell all is put together by precast slab 3, is connected to the stressed joint of line contact between its described precast slab 3.

Fig. 5 is the structural representation of the embodiment of the invention 5, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, hollow mould shell all is put together by precast slab 3, is connected between its described precast slab 3 to leave the connection of coming to nothing of filling the gap.

Fig. 6 is the structural representation of the embodiment of the invention 6, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, hollow mould shell all is put together by precast slab 3, is connected to stressed joint and the combination of coming to nothing and being connected between its described precast slab 3.

Fig. 7 is the structural representation of the embodiment of the invention 7, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, hollow mould shell all is put together by precast slab 3, the connecting portion between its described precast slab 3 is provided with cement 5.

Fig. 8 is the structural representation of the embodiment of the invention 8, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, hollow mould shell all is put together by precast slab 3, its described precast slab 3 is upper plate 1, sidewall 2 on every side.

Fig. 9 is the structural representation of the embodiment of the invention 9, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, the junction of its described precast slab 3 has fixing or locating structure 6.

Figure 10 is the structural representation of the embodiment of the invention 10, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, sidewall 2 was that two precast slabs 3 constitute around it was described.

Figure 11 is the structural representation of the embodiment of the invention 11, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, each face of sidewall 2 was an independent precast slab 3 around it was described.

Figure 12 is the structural representation of the embodiment of the invention 12, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, precast slab 3 of sidewall 2 on the corner spliced around it was described.

Figure 13 is the structural representation of the embodiment of the invention 13, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, its described all precast slabs 3 all on the corner the splicing.

Figure 14 is the structural representation of the embodiment of the invention 14, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with convex configuration 7 on the precast slab 3 around it is described in sidewall 2.

Figure 15 is the structural representation of the embodiment of the invention 15, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with indent structure 8 on its described precast slab 3.

Figure 16 is the structural representation of the embodiment of the invention 16, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, its described precast slab 3 is provided with the floor 10 of putting more energy into.

Figure 17 is the structural representation of the embodiment of the invention 17, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with bracing boom 9 and rope 11 simultaneously on its described precast slab 3.

Figure 18 is the structural representation of the embodiment of the invention 18, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with the angle 15 of inner corner trim 12, chamfering 13, arc angle 14 and excalation on its described precast slab 3 simultaneously.

Figure 19 is the structural representation of the embodiment of the invention 19, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, water overlapping layers 16 after its described precast slab 3 is provided with.

Figure 20 is the structural representation of the embodiment of the invention 20, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, its described precast slab 3 is the MULTILAYER COMPOSITE layer.

Figure 21 is the structural representation of the embodiment of the invention 21, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with reinforce 17 in its described precast slab 3, have reinforce 17 to expose simultaneously.Diagram reinforce 17 is the reinforcing bar that intersects in length and breadth.

Figure 22 is the structural representation of the embodiment of the invention 22, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with reinforce 17 in the precast slab 3, the gap location that comes to nothing of its described precast slab 3 has reinforce 17 to expose.

Figure 23 is the structural representation of the embodiment of the invention 23, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with junction box 18, fire detector 19, spool 21, suspender member 22 and carrying part 23 on its described precast slab 3 simultaneously.

Figure 24 is the structural representation of the embodiment of the invention 24, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with airduct 20 and adjacent formwork connector 24 on its described precast slab 3 simultaneously.

Figure 25 is the structural representation of the embodiment of the invention 25, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, prefabricated upper plate 1 thickness of slab of its described overlapping layers is greater than the sheet of sidewall 2 on every side.

Figure 26 is the structural representation of the embodiment of the invention 26, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, its described upper plate 1 is protruding bridging piece 25.

Figure 27 is the structural representation of the embodiment of the invention 27, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, upper plate 1 is protruding bridging piece 25, its described a plurality of formworks are connected as one by bridging piece 25, constitute the gang mould mould component.

Figure 28 is the structural representation of the embodiment of the invention 28, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, its described a plurality of formworks connect as one at interval, constitute the gang mould mould component, the connector 24 between formwork and the formwork is the support idler arm.

(5) specific embodiment

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

The present invention as shown in drawings, comprise upper plate 1, sidewall 2 on every side, upper plate 1, sidewall 2 surrounds the open cavity formwork on every side, it is characterized in that described hollow mould shell all is put together by precast segment, precast segment is at least five precast slabs 3, comprises sidewall 2 around a slice upper plate 1, four.Fig. 1 is the structural representation of the embodiment of the invention 1.In each accompanying drawing, 1 be upper plate, 2 for around sidewall, 3 for precast slab, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, its described hollow mould shell all is put together by precast segment, precast segment is five precast slabs 3.As shown in Figure 1, 2, cavity form component for concrete filling comprises upper plate 1, sidewall 2 on every side, upper plate 1, sidewall 2 surrounds the open cavity formwork on every side, its described hollow mould shell all is put together by precast segment, precast segment is a polylith precast slab 3, comprises sidewall 2 around a slice upper plate 1, four.

The present invention is that also contiguous prefabricated plate 3 directly engages.As shown in Figure 1, 2, its contiguous prefabricated plate 3 directly engages.

The present invention is that also upper plate 1 is surface plate.As shown in Figure 1, 2, its upper plate 1 is a surface plate.

The present invention is that also the edges of boards of precast slab 3 stretch out reinforce 17.As shown in figure 21, the edges of boards of its precast slab 3 stretch out reinforce 17.

The present invention is that also the edges of boards end face of precast slab 3 stretches out reinforce 17.As shown in figure 21, the edges of boards end face of its precast slab 3 stretches out reinforce 17.

The present invention also is have connector 4 to interconnect between the described precast slab 3.Fig. 2 is the structural representation of the embodiment of the invention 2, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, hollow mould shell all is put together by precast slab 3, is provided with connector 4 between its described precast slab 3 and interconnects, and diagram connector 4 is an embedded iron parts.

The present invention is that also described formwork is made of prefabricated upper plate 1, prefabricated sidewall 2 amalgamations on every side, and every precast slab 3 is interconnected by connector 4.Fig. 3 is the structural representation of the embodiment of the invention 3, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, hollow mould shell all is put together by precast slab 3, its described precast slab 3 is interconnected by connector 4.

The present invention also is at least a in iron wire, metalwork, thin band, working of plastics, net, hinge, cutting ferrule, the latch of connector 4.As shown in Figure 3, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, hollow mould shell all is put together by precast slab 3, precast slab 3 is interconnected by connector 4, its described connector 4 is an iron wire.

The present invention also is to be connected to a little between the described precast slab 3 or the stressed joint of line or face contact.Fig. 4 is the structural representation of the embodiment of the invention 4, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, hollow mould shell all is put together by precast slab 3, is connected to the stressed joint of line contact between its described precast slab 3.

The present invention also is to be connected between the described precast slab 3 connection of coming to nothing that leaves the filling gap.Fig. 5 is the structural representation of the embodiment of the invention 5, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, hollow mould shell all is put together by precast slab 3, is connected between its described precast slab 3 to leave the connection of coming to nothing of filling the gap.

The present invention also is to be connected between the described precast slab 3 stressed joint and the combination of coming to nothing and being connected.Fig. 6 is the structural representation of the embodiment of the invention 6, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, hollow mould shell all is put together by precast slab 3, is connected to stressed joint and the combination of coming to nothing and being connected between its described precast slab 3.

The present invention is that also the connecting portion between the described precast slab 3 has cement 5.Fig. 7 is the structural representation of the embodiment of the invention 7, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, hollow mould shell all is put together by precast slab 3, the connecting portion between its described precast slab 3 is provided with cement 5.

The present invention is that also described precast slab 3 is upper plate 1, at least a portion of at least a in the sidewall 2 or at least two kinds on every side.Fig. 8 is the structural representation of the embodiment of the invention 8, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, hollow mould shell all is put together by precast slab 3, its described precast slab 3 is upper plate 1, sidewall 2 on every side.

The present invention is that also there are fixing or locating structure 6 in the junction of described precast slab 3.Fig. 9 is the structural representation of the embodiment of the invention 9, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, the junction of its described precast slab 3 has fixing or locating structure 6.

The present invention is that also described sidewall 2 on every side is precast slab 3 formations more than two.Figure 10 is the structural representation of the embodiment of the invention 10, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, sidewall 2 was that two precast slabs 3 constitute around it was described.

The present invention is that also described each face of sidewall 2 on every side is a precast slab 3.Figure 11 is the structural representation of the embodiment of the invention 11, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, each face of sidewall 2 was an independent precast slab 3 around it was described.

The present invention is that also the described precast slab 3 of sidewall 2 on every side on the corner splices.Figure 12 is the structural representation of the embodiment of the invention 12, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, precast slab 3 of sidewall 2 on the corner spliced around it was described.

The present invention also is all splicings on the corner of described all precast slabs 3.Figure 13 is the structural representation of the embodiment of the invention 13, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, its described all precast slabs 3 all on the corner the splicing.

The present invention also is on the described precast slab of a slice at least 3 convex configuration 7 is arranged.Figure 14 is the structural representation of the embodiment of the invention 14, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with convex configuration 7 on the precast slab 3 around it is described in sidewall 2.

The present invention is that also described convex configuration 7 is at least one in reinforcing rib, raised line or the projection.As shown in figure 14, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with convex configuration 7 on the precast slab 3 in the sidewall 2 on every side, its described convex configuration 7 is a reinforcing rib.

The present invention also is to have on the described precast slab of a slice at least 3 cloudy shape structure 8.Figure 15 is the structural representation of the embodiment of the invention 15, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with cloudy shape structure 8 on its described precast slab 3.

The present invention is that also described indent structure 8 is at least one in groove, hole or the pit.As shown in figure 15, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with indent structure 8 on the precast slab 3, its described indent structure 8 is a pit.

The present invention is also that the described precast slab of a slice at least 3 is provided with bracing boom 9, in put more energy into floor 10 or the rope 11 at least one.Figure 16 is the structural representation of the embodiment of the invention 16, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, its described precast slab 3 is provided with the floor 10 of putting more energy into.Figure 17 is the structural representation of the embodiment of the invention 17, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with bracing boom 9 and rope 11 simultaneously on its described precast slab 3.

The present invention is that also the described precast slab of a slice at least 3 is provided with at least one in the angle 15 of inner corner trim 12 or chamfering 13 or arc angle 14 or excalation.Figure 18 is the structural representation of the embodiment of the invention 18, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with the angle 15 of inner corner trim 12, chamfering 13, arc angle 14 and excalation on its described precast slab 3 simultaneously.

The present invention also is to have at least on the described precast slab of a slice at least 3 and waters overlapping layers 16 behind one deck.Figure 19 is the structural representation of the embodiment of the invention 19, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, water overlapping layers 16 after its described precast slab 3 is provided with.

The present invention is that also the described precast slab of a slice at least 3 is the MULTILAYER COMPOSITE layer.Figure 20 is the structural representation of the embodiment of the invention 20, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, its described precast slab 3 is the MULTILAYER COMPOSITE layer.

The present invention also is in a slice precast slab 3 reinforce 17 is arranged at least.Figure 21 is the structural representation of the embodiment of the invention 21, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with reinforce 17 in its described precast slab 3.

The present invention has been that also reinforce 17 exposes precast slab 3.As shown in figure 21, there is reinforce 17 to expose.

The present invention also is at least a in reinforcing bar, steel wire, fiber, nonwoven, metal foil band, porose thin band, strap or the braid over braid etc. of reinforce 17.As shown in figure 21, reinforce 17 is the reinforcing bar that intersects in length and breadth.

The present invention is that also reinforcing bar reinforce 17 is steel mesh reinforcement.

The present invention is that also steel wire reinforce 17 is gauze wire cloth.

The present invention is that also fabric reinforcement 17 is fibre bundle or fibrous mesh cloth.

The present invention is that also described precast slab 3 junctions or the gap location that comes to nothing have connector 4 to expose or reinforce 17 exposes.Figure 22 is the structural representation of the embodiment of the invention 22, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with reinforce 17 in the precast slab 3, the gap location that comes to nothing of its described precast slab 3 has reinforce 17 to expose.

The present invention is that also described at least one precast slab 3 is provided with at least one in junction box 18, fire detector 19, airduct 20, spool 21, suspender member 22, carrying part 23, the adjacent formwork connector 24.Figure 23 is the structural representation of the embodiment of the invention 23, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with junction box 18, fire detector 19, spool 21, suspender member 22 and carrying part 23 on its described precast slab 3 simultaneously.Figure 24 is the structural representation of the embodiment of the invention 24, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, also be provided with airduct 20 and adjacent formwork connector 24 on its described precast slab 3 simultaneously.

The present invention is that also described prefabricated upper plate 1 or prefabricated upper plate 1 thickness of slab of overlapping layers are greater than or less than the sheet of sidewall 2 on every side.Figure 25 is the structural representation of the embodiment of the invention 25, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, prefabricated upper plate 1 thickness of slab of its described overlapping layers is greater than the sheet of sidewall 2 on every side.

The present invention is that also the described upper plate of a slice at least 1 is extended with the bridging piece 25 of bridging piece 25 or dew reinforce 17.Figure 26 is the structural representation of the embodiment of the invention 26, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, its described upper plate 1 is protruding bridging piece 25.

The present invention is that also described at least two formworks are connected as one by bridging piece 25, constitutes the gang mould mould component.Figure 27 is the structural representation of the embodiment of the invention 27, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, upper plate 1 is protruding bridging piece 25, its described a plurality of formworks are connected as one by bridging piece 25, constitute the gang mould mould component.

The present invention is that also described at least two formworks connect as one at interval, constitutes the gang mould mould component.Figure 28 is the structural representation of the embodiment of the invention 28, upper plate 1 and on every side sidewall 2 surround the open cavity formwork, its described a plurality of formworks connect as one at interval, constitute the gang mould mould component, the connector 24 between formwork and the formwork is the support idler arm.

During the invention process, earlier make the upper plate 1 of cavity former component, sidewall 2 on every side respectively, treat that its maintenance to regulation after the length of time, removes the precast slab 3 that mould can obtain making shuttering member by model and specification, then each precast slab 3 is pieced together one, can obtain cavity former component.

Claims

1, a kind of cavity form component for concrete filling, comprise upper plate (1), sidewall (2) on every side, upper plate (1), sidewall (2) surrounds the open cavity formwork on every side, it is characterized in that described hollow mould shell all is put together by precast segment, precast segment is at least five precast slabs (3), comprises sidewall (2) around a slice upper plate (1), four.

2, a kind of cavity form component for concrete filling according to claim 1 is characterized in that contiguous prefabricated plate (3) directly engages.

3, a kind of cavity form component for concrete filling according to claim 1 is characterized in that upper plate (1) is a surface plate.

4, a kind of cavity form component for concrete filling according to claim 1 is characterized in that the edges of boards of precast slab (3) stretch out reinforce (17).

5, a kind of cavity form component for concrete filling according to claim 1 is characterized in that the edges of boards end face of precast slab (3) stretches out reinforce (17).

6, a kind of cavity form component for concrete filling according to claim 1 is characterized in that having between the described precast slab (3) connector (4) to interconnect.

7, a kind of cavity form component for concrete filling according to claim 6 is characterized in that described formwork is made of prefabricated upper plate (1), prefabricated sidewall (2) amalgamation on every side, and every precast slab (3) is interconnected by connector (4).

8, a kind of cavity form component for concrete filling according to claim 6 is characterized in that at least a in iron wire, metalwork, thin band, working of plastics, net, hinge, cutting ferrule, the latch of connector (4).

9, a kind of cavity form component for concrete filling according to claim 1 is characterized in that being connected to a little between the described precast slab (3) or the stressed joint of line or face contact; Perhaps be connected between the precast slab (3) and leave the connection of coming to nothing of filling the gap; Perhaps be connected to stressed joint and the combination of coming to nothing and being connected between the precast slab (3); Perhaps the connecting portion between the precast slab (3) has cement (5).

10, a kind of cavity form component for concrete filling according to claim 1 is characterized in that described precast slab (3) is upper plate (1), at least a portion of at least a in the sidewall (2) or at least two kinds on every side; Perhaps there are fixing or locating structure (6) in the junction of precast slab (3); Sidewall (2) is precast slab (3) formation more than two perhaps; Each face of sidewall (2) is a precast slab (3) perhaps; The precast slab (3) of sidewall (2) on the corner splices perhaps; Perhaps all splicings on the corner of all precast slabs (3); Perhaps on a slice precast slab (3) convex configuration (7) is arranged at least; Perhaps convex configuration (7) is at least one in reinforcing rib, raised line or the projection; Perhaps on a slice precast slab (3) indent structure (8) is arranged at least; Perhaps cloudy shape structure (8) is at least one in groove, hole or the pit; Perhaps a slice precast slab (3) is provided with in bracing boom (9), the floor of putting more energy into (10) or the rope (11) at least one at least; Perhaps a slice precast slab (3) is provided with in the angle (15) of inner corner trim (12) or chamfering (13) or arc angle (14) or excalation at least one at least; Perhaps have at least on a slice precast slab (3) at least and water overlapping layers (16) behind one deck; Perhaps a slice precast slab (3) is the MULTILAYER COMPOSITE layer at least; Perhaps in a slice precast slab (3) reinforce (17) is arranged at least; Perhaps reinforce (17) exposes precast slab (3); Perhaps reinforce (17) is at least a in reinforcing bar, steel wire, fiber, nonwoven, metal foil band, porose thin band, strap or the braid over braid etc.; Perhaps reinforcing bar reinforce (17) is a steel mesh reinforcement; Perhaps steel wire reinforce (17) is a gauze wire cloth; Perhaps fabric reinforcement (17) is fibre bundle or fibrous mesh cloth; Perhaps precast slab (3) junction or the gap location that comes to nothing have connector (4) to expose or reinforce (17) exposes; Perhaps at least one precast slab (3) is provided with at least one in junction box (18), fire detector (19), airduct (20), spool (21), suspender member (22), carrying part (23), the adjacent formwork connector (24); Perhaps prefabricated upper plate (1) or the prefabricated upper plate of overlapping layers (1) thickness of slab are greater than or less than the sheet of sidewall (2) on every side; Perhaps a slice upper plate (1) is extended with bridging piece (25) or reveals the bridging piece (25) of reinforce (17) at least; Perhaps at least two formworks are connected as one by bridging piece (25), constitute the gang mould mould component; Perhaps at least two formworks connect as one at interval, constitute the gang mould mould component.