CN1293272C - Cavity shuttering component - Google Patents

Abstract

The present invention relates to a cavity shuttering member which comprises an upper slab (1), surrounding side walls (2) and a lower bottom (3), wherein the polyhedral cavity shuttering member is formed by the enclosure of the upper slab (1), the surrounding side walls (2) and the lower bottom (3); reinforcing materials (4) are contained in the upper slab (1), the surrounding side walls (2) and the lower bottom (3). The present invention is characterized in that the reinforcing materials (4) in each of the upper slab (1), the surrounding side walls (2) and the lower bottom (3) extend into and are anchored in another member of the upper slab (1), the surrounding side walls (2) and the lower bottom (3); at least one groove (5) is arranged on the cavity shuttering member. In this way, the cavity shuttering member has good integrity and strong shock resistance, particularly strong capability to resist the action of alternating loads or cyclic loads; simultaneously, a cast-in-place concrete pier, a cast-in-place concrete column or a cast-in-place concrete reinforcing rib, which is positioned between two cavity shuttering members and made of cast-in-place concrete, is formed in the groove. Thus, the present invention can obviously improve the mechanical property of a floor and is suitable for hollow floors, roofs, wall bodies, foundation bottom slabs and hollow bridges, which are made of cast-in-place reinforced concrete or prestressed reinforced concrete.

Description

A kind of cavity former component

(1) technical field

The present invention relates to a kind of cavity former component.

(2) background technology

At present, cast-in-situ concrete hollow floor is to use wider floor structural form, and the lightening permanent loose tool of filling in it has various hollow sections and box, and box has hollow or solid.Is that ZL99249798.1, name are called " filling reinforced concrete fiber reinforcement type thin-wall member " utility model patent as the applicant in the patent No. of application on November 29th, 1999, it discloses a kind of thin-wall mould-shell member, comprise upper plate, on every side sidewall, go to the bottom, upper plate, on every side sidewall, going to the bottom surrounds the polyhedron cavity, upper plate, on every side sidewall, going to the bottom contains fabric reinforcement.And for example the applicant in the application number of November 23 calendar year 2001 application be 01140106.0, publication number is that CN1356442, name are called " a kind of mould with cavity structure for casting reinforced concrete floor slab " application for a patent for invention, it comprises " upper plate, on every side sidewall, go to the bottom; upper plate, on every side sidewall, going to the bottom surrounds the polyhedron cavity former component; upper plate, sidewall, the reinforces such as containing fiber or gauze wire cloth of going to the bottom on every side, characteristics such as that this cavity former component has is in light weight, intensity is high, simple in structure, convenient construction and transport.But, the upper plate of this class cavity former component, sidewall, the reinforce in going to the bottom be not owing to stretch into anchoring in the alternative body on every side, thereby, the globality of cavity former component is poor, shock resistance is poor, particularly under the effect of alternation load or periodicity load, its globality is poorer, simultaneously, cast-in-situ concrete hollow floor is at the position of finding time of cavity former component, the intensity of superstructure is relative with rigidity relatively poor, the ability of bearing the point load effect is relatively low, therefore, develops a kind of novel 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 cavity former component, have characteristics such as good integrity, shock resistance be strong, be applied to superstructure after, can significantly improve the mechanical property of superstructure, at the position of finding time, its intensity and rigidity are bigger, and the ability of bearing the point load effect is stronger.

Solution of the present invention is on the basis of existing technology, comprise upper plate, on every side sidewall, go to the bottom, upper plate, on every side sidewall, going to the bottom surrounds the polyhedron cavity former component, upper plate, on every side sidewall, going to the bottom contains reinforce, it is characterized in that having in sidewall, at least a body of going to the bottom reinforce to stretch in the alternative body in by the corner body at upper plate, on every side and anchoring wherein, cavity former component is provided with at least one groove.Like this, because upper plate, on every side have reinforce to stretch in the alternative body in sidewall, at least a body of going to the bottom and anchoring wherein, thereby, the good integrity of cavity former component, anti-seismic performance is strong, and the ability of particularly resisting alternation load or periodicity load action is strong; Simultaneously, after cavity former component is applied to Cast-in-place Concrete Building Floor, because cavity former component is provided with at least one groove, Cast-in-place concrete can form Cast-in-place concrete pier, post or the Cast-in-place concrete reinforcing rib between the cavity former component in groove, thereby can improve the mechanical property of superstructure significantly, at the position of finding time, its intensity and rigidity are bigger, and the ability of bearing the point load effect is stronger; In addition, characteristics such as that cavity former component also has is simple in structure, intensity is high, resistance to deformation, the anti-vibration performance is good, easy to manufacture, cost is low, easy construction, speed of application are 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 also is to be provided with at least one vertical groove on the sidewall around all of described cavity former component.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, Cast-in-place concrete poured in the vertical groove, had formed Cast-in-place concrete vertical strengthening ribs structure on the Cast-in-place concrete rib, improve the strength and stiffness of Cast-in-place concrete rib, improved the combination property of cast-in-situ concrete hollow floor greatly; Particularly when cavity former component is close to arrangement in superstructure, then forming vertical pier or post in vertical groove, the consumption of reinforcing bar and concrete further reduces, and superstructure is corresponding to have formed shearing pier formula superstructure, thereby the mechanical property of superstructure further improves.

Feature of the present invention is also that described vertical groove is parallel to each other, oblique or extended line oblique.Like this, when cavity former component is applied in the cast-in-situ concrete hollow floor, concrete pours into and above-mentionedly is parallel to each other, in the vertical groove of oblique or extended line oblique after, on the Cast-in-place concrete rib corresponding formed be parallel to each other, the Cast-in-place concrete of oblique or extended line oblique adds competent structure, improved the combination property of superstructure greatly.

Feature of the present invention also be the upper plate of described cavity former component, on every side sidewall or go to the bottom at least one be provided with horizontal groove.Like this, when cavity former component was applied to cast-in-situ concrete hollow floor, concrete entered upper plate, on every side in sidewall or the transverse concave groove that go up to be provided with of going to the bottom, and the corresponding Cast-in-place concrete that formed adds competent structure, comprehensive reinforcement has been done in the force part of superstructure inside, improved the combination property of superstructure greatly.

Feature of the present invention also is vertical groove on the described cavity former component and horizontal groove UNICOM each other.Like this, when cavity former component is applied in the cast-in-situ concrete hollow floor, Cast-in-place concrete pours in the groove of above-mentioned mutual UNICOM, in cast-in-situ concrete hollow floor, form cast-in-place mutual interconnection on the weak part and be the whole competent structure that adds, improved the overall performance and the mechanical property of superstructure greatly.

Feature of the present invention is that also described many horizontal grooves are parallel, quadrature or oblique setting.Like this, when cavity former component is applied in the cast-in-situ concrete hollow floor, Cast-in-place concrete pours into above-mentioned being in the groove that parallel, quadrature or oblique be provided with, in cast-in-situ concrete hollow floor corresponding formed be parallel to each other, the Cast-in-place concrete of quadrature or oblique adds competent structure, strengthen the intensity of building cover structure, improved the combination property of superstructure.

Feature of the present invention is that also the contact site is provided with horizontal groove at the bottom of sidewall up and down around the cavity former component.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, Cast-in-place concrete poured in the groove, and the Cast-in-place concrete rib between the cavity former component has formed the Cast-in-place concrete rib structure of inverted T-shaped, had increased substantially the mechanical property of superstructure.

Feature of the present invention is that also described horizontal groove is communicated with orthogonal thereto ring or oblique ring.Like this, when cavity former component is applied in the cast-in-situ concrete hollow floor, Cast-in-place concrete pours in the transverse concave groove of above-mentioned orthogonal thereto ring or the setting of oblique ring, the Cast-in-place concrete ring that has formed quadrature or oblique on the corresponding Cast-in-place concrete rib in superstructure adds competent structure, has improved the mechanical property of Cast-in-place concrete rib.

Feature of the present invention also be upper plate, on every side the reinforce in sidewall, the wherein a kind of body in going to the bottom stretch in the another kind of body and be connected with reinforce overlap joint, welding, colligation, riveted joint, screw in its body, hook is integral, perhaps reinforce also stretches out outside the cavity former component.Like this, reinforce stretch into above-mentioned upper plate, on every side sidewall or go to the bottom in wall body in and be connected with wherein reinforce, with upper plate, sidewall or go to the bottom connects as one on every side, has strengthened the globality of cavity former component greatly, has improved shock resistance.

Feature of the present invention also be to go to the bottom have in the body at least a reinforce to stretch in the ambient side wall body and anchoring wherein.Like this, the reinforce in the body of going to the bottom stretch in the ambient side wall body and anchoring wherein, strengthened the base plate and the bonding strength of sidewall on every side greatly, make it more solid and reliable, can effectively prevent the obscission of going to the bottom, prevent to go to the bottom and the Cast-in-place concrete rib between the crackle generation.

Feature of the present invention also is on every side to have at least a reinforce to stretch in the sidewall go to the bottom in the body and anchoring wherein.Like this, reinforce in the sidewall stretches into the interior also anchoring of the body of going to the bottom wherein on every side, and sidewall and the steadiness that is connected of going to the bottom around having strengthened greatly make cavity former component have good whole more, can effectively prevent the obscission of going to the bottom, prevent to go to the bottom and the Cast-in-place concrete rib between crackle produce.

Feature of the present invention also be described reinforce from upper plate, on every side sidewall or go to the bottom at least one expose.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, reinforce and Cast-in-place concrete that it exposes combined, and have improved the globality of hollow building cover greatly, made that cavity former component energy participation structure is stressed jointly, had improved the mechanical property of superstructure.

Feature of the present invention is that also described reinforce is the thread or netted reinforce of muscle shape.Like this, the variation of reinforce shape can be satisfied the needs that cavity former component is used and produced, and helps reducing and produces and construction cost.

Reinforce in feature of the present invention also is to go to the bottom is netted or muscle, and the welding each other of net or muscle, colligation, riveted joint are one.Like this, netted in going to the bottom or muscle shape reinforce welds each other, colligation, perhaps riveted joint is one, has increased substantially the strength and stiffness of base plate, makes cavity former component have more good whole and practicality.

Feature of the present invention is that also described reinforce is at least a in reinforcing bar, steel wire, fiber, fibrous mesh cloth, metal foil band, the strap.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 described reinforcing bar reinforce is a steel mesh reinforcement.

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

Feature of the present invention is that also described fabric reinforcement is a fibre bundle.

Feature of the present invention is that also described fibrous mesh cloth reinforce is a nonwoven.

Feature of the present invention is that also described metal foil band reinforce is porose thin band.

Feature of the present invention is that also described strap reinforce is a braid over braid.

The feature of the present invention protruding bridging piece that has that also is to go to the bottom.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, outwardly directed bridging piece can replace construction formwork, reduced the template loss, reduced material cost, can save the template installation procedure simultaneously, accelerated speed of application, improved efficiency of construction.

The reinforce that feature of the present invention also is to go to the bottom and bridging piece is interior is steel mesh or reinforcing bar, and reinforcing bar or the reinforcing bar that is connected with steel mesh or steel mesh stretch out bridging piece, and reinforcing bar or steel mesh after perhaps stretching out have crotch.Like this, steel mesh or reinforcing bar have very good intensity, when cavity former component is applied in the cast-in-situ concrete hollow floor, there are reinforcing bar or steel mesh to stretch out bridging piece on the cavity former component, reinforcing bar or steel mesh after perhaps stretching out have crotch, this form of structure makes reinforce and Cast-in-place concrete in conjunction with more firm, thereby has improved the intensity and the overall performance of superstructure greatly.

Feature of the present invention is that also the described bridging piece that stretches out from the adjacent both sides of sidewall on every side of going to the bottom constitutes L shaped bridging piece.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, outwardly directed bridging piece can replace construction formwork, reduced the template loss, reduced material cost, can save the template installation procedure simultaneously, accelerated speed of application, improved efficiency of construction.

Feature of the present invention also is the described annular bridging piece in bridging piece formation side of going to the bottom and stretching out around the sidewall on every side.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, outwardly directed bridging piece can replace construction formwork, reduced the template loss, reduced material cost, can save the template installation procedure simultaneously, accelerated speed of application, improved efficiency of construction.

Feature of the present invention is that also described going to the bottom is superimposed with overlapping layers, the overlapping layers and common superimposed the going to the bottom that constitute of going to the bottom.Like this, going to the bottom is superimposed with overlapping layers, has reduced the production difficulty of cavity former component significantly, simultaneously, has also improved the shock resistance damage capability of cavity former component greatly, has reduced the proportion of goods damageds of product, has improved the production efficiency of cavity former component.

Feature of the present invention is that also described cavity former component is provided with the carrying part of convenient carrying.The carrying part can be handle, suspension hook, suspension ring or other device.Like this, can very easily cavity former component be piled up, transport, lift and construct, reduce the work difficulty and the working strength of above-mentioned operation, help improving efficiency of construction, reduce construction cost.

Feature of the present invention is that also the horizontal profile of described cavity former component or vertical cross section are shaped as rectangle, square, polygon, corrugated or circular.Like this, the variation of polyhedron cavity former component shape, make cavity former component be applied in the cast-in-situ concrete hollow floor after, correspondingly formed various difform cast-in-situ concrete structures, thereby make that the structure of cast-in-situ concrete hollow floor is more reasonable, made things convenient for design and construction unit to select for use.

Feature of the present invention is that also described polygon is arc angle polygon, chamfering polygon or multi sphere limit shape.

Feature of the present invention also is also to be provided with on other position of described cavity former component at least one in chamfering, inner corner trim, pit, hole, boss module, raised line, the external corner.Like this, after cavity former component was applied in the cast-in-situ concrete hollow floor, Cast-in-place concrete poured in chamfering, pit, the hole, and the corresponding Cast-in-place concrete that forms the part adds competent structure; The boss module that is provided with on the cavity former component, raised line, external corner can be found time the concrete that does not stress in the superstructure, further alleviate the weight of superstructure self, save the consumption of concrete, reduce the cost of superstructure, also improve the performance of superstructure simultaneously.

Feature of the present invention also is described groove, chamfering, inner corner trim, raised line self or is parallel, quadrature, oblique or grade separation setting mutually.Like this, after cavity former component is applied in the cast-in-situ concrete hollow floor, groove on the cavity former component, inner corner trim, chamfering, raised line self or be parallel, quadrature, oblique or grade separation setting mutually or form grid, above-mentioned position is after building concrete, the corresponding Cast-in-place concrete that has formed parallel, quadrature, oblique or grade separation adds competent structure, has improved the mechanical property of cast-in-situ concrete hollow floor greatly.

Feature of the present invention also is to be provided with in the enclosed cavity of described cavity former component at least one in stiffening rib, bracing boom, the reinforcing rib, perhaps there be in stiffening rib, the bracing boom at least one to expose outside the shuttering member, perhaps also have reinforce to expose on stiffening rib, bracing boom, the reinforcing rib.Like this, after cavity former component is applied in the cast-in-situ concrete hollow floor, stiffening rib, bracing boom, reinforcing rib that is provided with in the cavity former component or the stiffening rib that exposes, bracing boom, reinforcing rib can form the cast-in-place and prefabricated composite construction that combines with Cast-in-place concrete, have optimized the inner stress system of cast-in-situ concrete hollow floor.If also have reinforce to expose on it, then cavity former component and Cast-in-place concrete bonding is more firm, and the globality of superstructure is better.

Feature of the present invention also is to be filled with light material in the enclosed cavity of described cavity former component.Like this, improve the shock resistance of cavity former component greatly, reduced the breakage rate of product in the construction application process.Simultaneously, also make cavity former component have better sound insulation, heat insulation, heat-insulating property; Light material can be foamed plastics, expanded perlite, expanded vermiculite, foaming or aerated light concrete, rock wool, mineral wool, glass wool, haydite or haydite concrete etc., and the diversity of its light material kind is drawn materials when being convenient to produce nearby, helps reducing production costs.

Feature of the present invention also be described upper plate or on every side at least one in the sidewall for or dismountable movable part arranged.Like this, can make things convenient for the situation of checking cavity former component inside at any time, also can perhaps, drench shower nozzle etc. simultaneously at any time at interior section or whole filling with light material of cavity former component as junction box, hydroelectric line, fire-fighting at inner other parts of installing of cavity former component.

Feature of the present invention is that also described cavity former component is provided with connector.Connector can be reinforcing bar, steel mesh reinforcement, steel wire, gauze wire cloth, angle steel, channel-section steel, L shaped steel, T-steel, cutting ferrule, bolt, male and female groove, socket component, indention, tongue, groove, bayonet socket, cutting ferrule, hole, embedded iron parts etc.Like this, after cavity former component is applied in the cast-in-situ concrete hollow floor, the connector that is provided with on the cavity former component can be controlled the distance between the cavity former component effectively, reliably, the width and the height of control Cast-in-place concrete rib, the pouring quality of assurance superstructure internal construction; Simultaneously, also help cavity former component connection location each other, perhaps constitute member in groups, accelerate speed of application.

Feature of the present invention also is to connect and compose assembly in groups by connector each other between described at least two cavity former components, constitutes the internal-rib die cavity between the cavity former component.Like this, after cavity former component was applied in the cast-in-situ concrete hollow floor, Cast-in-place concrete entered in the internal-rib die cavity, had formed the Cast-in-place concrete internal-rib, had improved the mechanical property of superstructure; Simultaneously, cavity former component is connected as one by connector, has constituted the hollow mould shell assembly, thereby, improved the efficiency of construction and the speed of application of superstructure greatly.

Feature of the present invention is that also at least two above cavity former components connect and compose assembly in groups by bridging piece, constitutes the internal-rib die cavity between the cavity former component, and perhaps bridging piece is provided with the carrying part.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, toss can replace construction formwork, saved the template installation procedure, had reduced material wastage rate, simultaneously, had improved efficiency of construction.If a plurality of cavity former components connect into the gang mould mould component by toss, then the efficiency of construction of cavity former component is higher, and construction cost is lower.

Feature of the present invention also is to be provided with in the described internal-rib die cavity fixed or movable support draw piece.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, construction was laid more convenient; If the support draw piece is the flexible staybolt draw piece, after cavity former component installs, the dismounting of flexible staybolt draw piece can be reclaimed secondary uses, reduce the cost of production of cavity former component, simultaneously, behind the dismounting support draw piece, reinforcing bar can be laid in the internal-rib die cavity very easily, concrete also can pour in the internal-rib die cavity swimmingly, and it is more convenient to construct, and efficiency of construction is higher.

Feature of the present invention is that also bridging piece or internal-rib die cavity are provided with stirrup.Like this, stirrup is set on bridging piece or the internal-rib die cavity has solved the Cast-in-place concrete rib and prick when establishing reinforcing bar, stirrup is inconvenient to put into and the difficulty of colligation, has improved efficiency of construction greatly, simultaneously, has also improved the combination property of Cast-in-place Concrete Building Floor.

Feature of the present invention is that also bridging piece or internal-rib die cavity are provided with the align member of rib location.Align member can be draw ring, drag hook, iron wire, feet, small lugs, little protruding nail or other device.Like this, after cavity former component is applied in the cast-in-situ concrete hollow floor, can accurately locate cavity former component, prevent that phenomenons such as cavity former component floats, displacement from producing when building concrete, simultaneously, also can carry out spacingly, guarantee the pouring quality of superstructure effectively reinforcing bar.

Feature of the present invention is also that bridging piece or internal-rib die cavity are provided with the matsurface that improves Cast-in-place concrete and bridging piece or internal-rib die cavity adhesion or shearing resistance, draw hair side, concavo-convex, folding shape muscle, waveform muscle, straight muscle, bend at least a in the muscle.Like this, bridging piece or internal-rib die cavity be provided with matsurface, draw hair side, at least a in concavo-convex, the folding shape muscle, waveform muscle, straight muscle, curved muscle, adhesion and shearing resistance between Cast-in-place concrete and bridging piece or the internal-rib die cavity have been improved greatly, make base plate and Cast-in-place concrete in conjunction with more firm, improved the overall performance of superstructure greatly.

Feature of the present invention also is to go to the bottom and is the going to the bottom of cement mortar, concrete, lightweight concrete, polymer concrete, polymer mortar, upper plate or on every side sidewall be the upper plate of Cement fibre, Cement fibre net, cement steel net, cement gauze wire cloth, concrete plate, wood glue plate, bamboo offset plate, plastics, metal crimp template or sidewall on every side.Like this, go to the bottom, upper plate and the variation of sidewall manufacturing materials on every side, can make cavity former component fully satisfy the needs of various different situations, help reducing product cost.

In feature of the present invention also is on every side to have in sidewall or the reinforcing rib reinforcing bar or steel wire or gauze wire cloth or thin band reinforce to stretch into to go to the bottom, and hook reinforcing bar or steel wire or thin band reinforce in going to the bottom, perhaps hook behind reinforcing bar in going to the bottom or steel wire or the thin band reinforce also from go to the bottom or bridging piece stretch out.Like this, reinforce stretches in the wall body of sidewall on every side and goes to the bottom, and and reinforce wherein connect as one, strengthened the globality of cavity former component greatly, improved shock resistance; If reinforce also stretches out outside the cavity former component, then more firm with the Cast-in-place concrete bonding, the globality of superstructure is better.

(4) description of drawings

Fig. 1 is the structural representation of the embodiment of the invention 1.In the accompanying drawing, 1 is upper plate, 2 be around sidewall, 3 for going to the bottom, 4 is reinforce, 5 is groove, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, its upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, have reinforce 4 to stretch into upper plate 1 on every side in the sidewall 2 and go to the bottom in 3 and anchorings wherein, simultaneously, cavity former component is provided with groove 5.

Fig. 2 is the structural representation of the embodiment of the invention 2, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1, be provided with a vertical groove 5 on the sidewall 2 around all of its cavity former component.

Fig. 3 is the structural representation of the embodiment of the invention 3, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, sidewall 2 interior reinforces 4 in addition stretch into upper plate 1 and go to the bottom 3 interior also anchorings wherein on every side, sidewall 2 is provided with vertical groove 5 around the cavity former component, and its vertical groove 5 is arranged in parallel.

Fig. 4 is the structural representation of the embodiment of the invention 4, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into upper plate 1 interior also anchoring wherein on every side in the sidewall 2, sidewall 2 is provided with vertical groove 5 around the cavity former component, the upper plate 1 of its cavity former component, sidewall 2 and go to the bottom and be provided with transverse concave groove 5 on 3 on every side.

Fig. 5 is the structural representation of the embodiment of the invention 5, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, sidewall 2 interior reinforces 4 in addition stretch into upper plate 1 and go to the bottom 3 interior also anchorings wherein on every side, and the vertical groove 5 on its cavity former component is communicated with each other with horizontal groove 5.

Fig. 6 is the structural representation of the embodiment of the invention 6, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforces 4 to stretch into upper plate 1 on every side in the sidewall 2 and go to the bottom in 3 and anchorings wherein, the upper plate 1 of its cavity former component, be provided with horizontal groove 5 on the sidewall 2 on every side.

Fig. 7 is the structural representation of the embodiment of the invention 7, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, sidewall 2 interior reinforces 4 in addition stretch into upper plate 1 and go to the bottom 3 interior also anchorings wherein on every side, upper plate 1 and be provided with transverse concave groove 5 on the sidewall 2 on every side, that its groove 5 is each other is parallel, quadrature or grade separation setting.

Fig. 8 is the structural representation of the embodiment of the invention 8, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch on every side in the sidewall 2 and go to the bottom 3 interior also anchorings wherein, 3 contacts site are provided with transverse concave groove 5 at the bottom of sidewall 2 up and down on every side of its cavity former component.

Fig. 9 is the structural representation of the embodiment of the invention 9, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1,3 contacts site are provided with transverse concave groove 5 at the bottom of sidewall 2 up and down on every side of cavity former component, and its transverse concave groove 5 is communicated with orthogonal thereto ring.

Figure 10 is the structural representation of the embodiment of the invention 10, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, the 3 interior reinforces 4 in addition of going to the bottom stretch into sidewall 2 interior also anchorings on every side wherein, cavity former component is provided with groove 5, and sidewall 2 interior netted reinforces 4 are integral with the 3 steel wire reinforces that insert into the inner, the 4 overlap joint colligations of going to the bottom on every side simultaneously.

Figure 11 is the structural representation of the embodiment of the invention 11, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, the 3 interior reinforces 4 in addition of going to the bottom stretch into sidewall 2 interior also anchorings on every side wherein, cavity former component upper plate 1 is provided with transverse concave groove 5, sidewall 2 is provided with vertical groove 5 around the cavity former component, its go to the bottom have in 3 reinforce 4 to stretch on every side in sidewall 2 bodies and anchoring wherein.

Figure 12 is the structural representation of the embodiment of the invention 12, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch on every side in the sidewall 2 and go to the bottom 3 interior also anchorings wherein, cavity former component is provided with groove 5, has reinforce 4 to stretch in the sidewall 2 around it and goes to the bottom the interior also anchoring of 3 bodies wherein.

Figure 13 is the structural representation of the embodiment of the invention 13, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, sidewall 2 interior reinforces 4 in addition stretch into upper plate 1 and go to the bottom 3 interior also anchorings wherein on every side, cavity former component is provided with groove 5, and its reinforce 4 is from exposing the sidewall 2 on every side.

Figure 14 is the structural representation of the embodiment of the invention 14, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch on every side in the sidewall 2 and go to the bottom 3 interior also anchorings wherein, cavity former component is provided with groove 5, and its reinforce 4 is netted reinforce.

Figure 15 is the structural representation of the embodiment of the invention 15, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch on every side in the sidewall 2 and go to the bottom 3 interior also anchorings wherein, cavity former component is provided with groove 5, its 3 interior reinforces 4 of going to the bottom are netted and muscle, and netted reinforce 4 and muscle reinforce 4 are colligation each other.

Figure 16 is the structural representation of the embodiment of the invention 16, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1, cavity former component is provided with groove 5, and its reinforce 4 is metal foil band and fibrous mesh cloth.

Figure 17 is the structural representation of the embodiment of the invention 17, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, the 3 interior reinforces 4 in addition of going to the bottom stretch into sidewall 2 interior also anchorings on every side wherein, cavity former component is provided with groove 5, and it is gone to the bottom and 3 stretches out on every side that sidewall 2 is outer to constitute bridging pieces 6.

Figure 18 is the structural representation of the embodiment of the invention 18, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, cavity former component is provided with groove 5, there is reinforce 4 to stretch in the sidewall 2 to go to the bottom in 3 on every side and hooks the reinforcing bars in 3 of going to the bottom, what have also stretches out from bridging piece 6, and the reinforcing bar after stretching out has crotch, its go to the bottom 3 and bridging piece 6 in reinforces 4 be steel mesh.

Figure 19 is the structural representation of the embodiment of the invention 19, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, the 3 interior reinforces 4 in addition of going to the bottom stretch into sidewall 2 interior also anchorings on every side wherein, cavity former component is provided with groove 5, and its 3 bridging pieces that stretch out from the adjacent both sides of sidewall 2 on every side 6 of going to the bottom constitute L shaped bridging piece.

Figure 20 is the structural representation of the embodiment of the invention 20, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1, cavity former component is provided with groove 5, its 3 annular bridging pieces in bridging piece 6 formation sides that stretch out from sidewall 2 on every side of going to the bottom.

Figure 21 is the structural representation of the embodiment of the invention 21, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, the 3 interior reinforces 4 in addition of going to the bottom stretch into sidewall 2 interior also anchorings on every side wherein, cavity former component is provided with groove 5, it is gone to the bottom and 3 is superimposed with overlapping layers 7, and overlapping layers 73 constitutes superimposed going to the bottom jointly with going to the bottom.

Figure 22 is the structural representation of the embodiment of the invention 22, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1, cavity former component is provided with groove 5, its cavity former component is provided with the carrying part 8 of convenient carrying, and diagram carrying part 8 is a handle.

Figure 23 is the structural representation of the embodiment of the invention 23, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1, cavity former component is provided with groove 5, and the horizontal profile of its cavity former component is shaped as polygon.

Figure 24 is the structural representation of the embodiment of the invention 24, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, sidewall 2 interior reinforces 4 in addition stretch into upper plate 1 and go to the bottom 3 interior also anchorings wherein on every side, sidewall 2 is provided with vertical groove 5 around the cavity former component, also is provided with pit 11, hole 12 and external corner 15 on other position of its cavity former component.

Figure 25 is the structural representation of the embodiment of the invention 25, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, sidewall 2 interior reinforces 4 in addition stretch into upper plate 1 and go to the bottom 3 interior also anchorings wherein on every side, sidewall 2 is provided with vertical groove 5 around the cavity former component, also is provided with chamfering 9, inner corner trim 10, boss module 13 and raised line 14 on other position of its cavity former component.

Figure 26 is the structural representation of the embodiment of the invention 26, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1, sidewall 2 is provided with vertical groove 5 around the cavity former component, also be provided with stiffening rib 16, bracing boom 17 and reinforcing rib 18 in the enclosed cavity of its cavity former component simultaneously, stiffening rib 16 and bracing boom 17 have part to be exposed to the cavity former component outside simultaneously.

Figure 27 is the structural representation of the embodiment of the invention 27, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1, cavity former component is provided with groove 5, be filled with light material 19 in the enclosed cavity of its cavity former component, diagram light material 19 is an expanded perlite.

Figure 28 is the structural representation of the embodiment of the invention 28, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch on every side in the sidewall 2 and go to the bottom 3 interior also anchorings wherein, cavity former component is provided with groove 5, and its upper plate 1 is movable dismountable fastening cover plate.

Figure 29 is the structural representation of the embodiment of the invention 29, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, sidewall 2 interior reinforces 4 in addition stretch into upper plate 1 and go to the bottom 3 interior also anchorings wherein on every side, cavity former component is provided with groove 5, and its cavity former component is provided with connector 20.

Figure 30 is the structural representation of the embodiment of the invention 30, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch on every side in the sidewall 2 and go to the bottom 3 interior also anchorings wherein, cavity former component is provided with groove 5, connect and compose assembly in groups by connector 20 each other between its a plurality of cavity former components, leave spacing between the adjacent cavities shuttering member and constitute internal-rib die cavity 21.

Figure 31 is the structural representation of the embodiment of the invention 31, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch on every side in the sidewall 2 and go to the bottom 3 interior also anchorings wherein, cavity former component is provided with groove 5, its a plurality of cavity former components connect and compose assembly in groups by bridging piece 6, leave spacing between the cavity former component and constitute internal-rib die cavity 21, simultaneously, bridging piece 6 is provided with carrying part 8, and diagram carrying part 8 is a handle.

Figure 32 is the structural representation of the embodiment of the invention 32, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, sidewall 2 interior reinforces 4 in addition stretch into upper plate 1 and go to the bottom 3 interior also anchorings wherein on every side, cavity former component is provided with groove 5, a plurality of cavity former components connect and compose assembly in groups by bridging piece 6, leave spacing between the cavity former component and constitute internal-rib die cavity 21, be provided with fixing support draw piece 22 in its internal-rib die cavity 21.

Figure 33 is the structural representation of the embodiment of the invention 33, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforces 4 to stretch in the sidewall 2 to go to the bottom in 3 the bridging piece 6 on every side and anchorings wherein, cavity former component is provided with groove 5, a plurality of cavity former components connect and compose assembly in groups by bridging piece 6, leave spacing between the cavity former component and constitute internal-rib die cavity 21, its internal-rib die cavity 21 is provided with stirrup 23.

Figure 34 is the structural representation of the embodiment of the invention 34, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1, cavity former component is provided with groove 5, a plurality of cavity former components connect and compose assembly in groups by bridging piece 6, leave spacing between the cavity former component and constitute internal-rib die cavity 21, be provided with the align member 24 of rib location in its internal-rib die cavity 21.

Figure 35 is the structural representation of the embodiment of the invention 35, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch on every side in the sidewall 2 and go to the bottom 3 interior also anchorings wherein, cavity former component is provided with groove 5, a plurality of cavity former components connect and compose assembly in groups by bridging piece 6, leave spacing between the cavity former component and constitute internal-rib die cavity 21, its bridging piece 6 is provided with the straight muscle that improves Cast-in-place concrete and bridging piece 6 adhesions.

Figure 36 is the structural representation of the embodiment of the invention 36, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into upper plate 1 interior also anchoring wherein on every side in the sidewall 2, cavity former component is provided with groove 5, it goes to the bottom 3 for the ferro-cement base plate, upper plate 1 and on every side sidewall 2 be cement fibrolite plate.

(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, on every side sidewall 2, go to the bottom 3, upper plate 1, on every side sidewall 2, going to the bottom 3 surrounds the polyhedron cavity former component, upper plate 1, on every side sidewall 2, going to the bottom 3 contains reinforce 4, it is characterized in that having in sidewall 2,3 at least a body of going to the bottom reinforce 4 to stretch in the alternative body in by the corner body at upper plate 1, on every side and anchoring wherein, cavity former component is provided with at least one groove 5.Fig. 1 is the structural representation of the embodiment of the invention 1.In the accompanying drawing, 1 is upper plate, 2 be around sidewall, 3 for going to the bottom, 4 is reinforce, 5 is groove, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, its upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, have reinforce 4 to stretch into upper plate 1 on every side in the sidewall 2 and go to the bottom in 3 and anchorings wherein, simultaneously, cavity former component is provided with groove 5.

The present invention also is to be provided with at least one vertical groove 5 on the sidewall 2 around all of described cavity former component.Fig. 2 is the structural representation of the embodiment of the invention 2, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1, be provided with a vertical groove 5 on the sidewall 2 around all of its cavity former component.

The present invention is also that described vertical groove 5 is parallel to each other, oblique or extended line oblique.Fig. 3 is the structural representation of the embodiment of the invention 3, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, sidewall 2 interior reinforces 4 in addition stretch into upper plate 1 and go to the bottom 3 interior also anchorings wherein on every side, sidewall 2 is provided with vertical groove 5 around the cavity former component, and its vertical groove 5 is arranged in parallel.

The present invention also be the upper plate 1 of described cavity former component, on every side sidewall 2 or go to the bottom 3 at least one be provided with horizontal groove 5.Fig. 4 is the structural representation of the embodiment of the invention 4, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into upper plate 1 interior also anchoring wherein on every side in the sidewall 2, sidewall 2 is provided with vertical groove 5 around the cavity former component, the upper plate 1 of its cavity former component, sidewall 2 and go to the bottom and be provided with transverse concave groove 5 on 3 on every side.

The present invention also is vertical groove 5 and horizontal groove 5 UNICOM each other on the described cavity former component.Fig. 5 is the structural representation of the embodiment of the invention 5, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, sidewall 2 interior reinforces 4 in addition stretch into upper plate 1 and go to the bottom 3 interior also anchorings wherein on every side, and the vertical groove 5 on its cavity former component is communicated with each other with horizontal groove 5.

The present invention also be the upper plate 1 of described cavity former component, on every side sidewall 2 or go to the bottom 3 at least one be provided with horizontal groove 5.Fig. 6 is the structural representation of the embodiment of the invention 6, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforces 4 to stretch into upper plate 1 on every side in the sidewall 2 and go to the bottom in 3 and anchorings wherein, the upper plate 1 of its cavity former component, be provided with horizontal groove 5 on the sidewall 2 on every side.

The present invention is that also described many horizontal grooves 5 are parallel, quadrature or oblique setting.Fig. 7 is the structural representation of the embodiment of the invention 7, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, sidewall 2 interior reinforces 4 in addition stretch into upper plate 1 and go to the bottom 3 interior also anchorings wherein on every side, upper plate 1 and be provided with transverse concave groove 5 on the sidewall 2 on every side, that its groove 5 is each other is parallel, quadrature or grade separation setting.

The present invention is that also 3 contacts site are provided with horizontal groove 5 at the bottom of sidewall 2 up and down around the cavity former component.Fig. 8 is the structural representation of the embodiment of the invention 8, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch on every side in the sidewall 2 and go to the bottom 3 interior also anchorings wherein, 3 contacts site are provided with transverse concave groove 5 at the bottom of sidewall 2 up and down on every side of its cavity former component.

The present invention is that also described horizontal groove 5 is communicated with orthogonal thereto ring or oblique ring.Fig. 9 is the structural representation of the embodiment of the invention 9, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1,3 contacts site are provided with transverse concave groove 5 at the bottom of sidewall 2 up and down on every side of cavity former component, and its transverse concave groove 5 is communicated with orthogonal thereto ring.

The present invention also be upper plate 1, on every side the reinforce 4 in sidewall 2, the wherein a kind of body in 3 of going to the bottom stretch in the another kind of body and be connected with reinforce 4 overlap joints, welding, colligation, riveted joint, screw in its body, hook is integral, perhaps reinforce 4 also stretches out outside the cavity former component.Figure 10 is the structural representation of the embodiment of the invention 10, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, the 3 interior reinforces 4 in addition of going to the bottom stretch into sidewall 2 interior also anchorings on every side wherein, cavity former component is provided with groove 5, and sidewall 2 interior netted reinforces 4 are integral with the 3 steel wire reinforces that insert into the inner, the 4 overlap joint colligations of going to the bottom on every side simultaneously.

The present invention also be to go to the bottom have in 3 bodies at least a reinforce 4 to stretch on every side in sidewall 2 bodies and anchoring wherein.Figure 11 is the structural representation of the embodiment of the invention 11, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, the 3 interior reinforces 4 in addition of going to the bottom stretch into sidewall 2 interior also anchorings on every side wherein, cavity former component upper plate 1 is provided with transverse concave groove 5, sidewall 2 is provided with vertical groove 5 around the cavity former component, its go to the bottom have in 3 reinforce 4 to stretch on every side in sidewall 2 bodies and anchoring wherein.

The present invention also be on every side to have at least a reinforce 4 to stretch in the sidewall 2 and go to the bottom in 3 bodies and anchoring wherein.Figure 12 is the structural representation of the embodiment of the invention 12, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch on every side in the sidewall 2 and go to the bottom 3 interior also anchorings wherein, cavity former component is provided with groove 5, has reinforce 4 to stretch in the sidewall 2 around it and goes to the bottom the interior also anchoring of 3 bodies wherein.

The present invention also be described reinforce 4 from upper plate 1, on every side sidewall 2 or go to the bottom 3 at least one expose.Figure 13 is the structural representation of the embodiment of the invention 13, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, sidewall 2 interior reinforces 4 in addition stretch into upper plate 1 and go to the bottom 3 interior also anchorings wherein on every side, cavity former component is provided with groove 5, and its reinforce 4 is from exposing the sidewall 2 on every side.

The present invention is that also described reinforce 4 is the thread or netted reinforce of muscle shape.Figure 14 is the structural representation of the embodiment of the invention 14, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch on every side in the sidewall 2 and go to the bottom 3 interior also anchorings wherein, cavity former component is provided with groove 5, and its reinforce 4 is netted reinforce.

The reinforces 4 that the present invention also is to go to the bottom in 3 are netted or muscle, and net or muscle overlap each other, welding, colligation, riveted joint are one.Figure 15 is the structural representation of the embodiment of the invention 15, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch on every side in the sidewall 2 and go to the bottom 3 interior also anchorings wherein, cavity former component is provided with groove 5, its 3 interior reinforces 4 of going to the bottom are netted and muscle, and netted reinforce 4 and muscle reinforce 4 are colligation each other.

The present invention also is at least a in reinforcing bar, steel wire, fiber, fibrous mesh cloth, metal foil band, the strap of described reinforce 4.Figure 16 is the structural representation of the embodiment of the invention 16, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1, cavity former component is provided with groove 5, and its reinforce 4 is metal foil band and fibrous mesh cloth.

The present invention is that also described reinforcing bar reinforce 4 is steel mesh reinforcement.

The present invention is that also described steel wire reinforce 4 is gauze wire cloth.

The present invention is that also described fabric reinforcement 4 is fibre bundle.

The present invention is that also described fibrous mesh cloth reinforce 4 is nonwoven.

The present invention is that also described metal foil band reinforce 4 is porose thin band.

The present invention is that also described strap reinforce 4 is braid over braid.

The present invention also is to go to the bottom and 3 protruding bridging piece 6 is arranged.Figure 17 is the structural representation of the embodiment of the invention 17, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, the 3 interior reinforces 4 in addition of going to the bottom stretch into sidewall 2 interior also anchorings on every side wherein, cavity former component is provided with groove 5, and it is gone to the bottom and 3 stretches out on every side that sidewall 2 is outer to constitute bridging pieces 6.

The present invention also be to go to the bottom 3 and bridging piece 6 in reinforces 4 be steel mesh or reinforcing bar, reinforcing bar or the reinforcing bar that is connected with steel mesh or steel mesh stretch out bridging piece 6, reinforcing bar or steel mesh after perhaps stretching out have crotch.Figure 18 is the structural representation of the embodiment of the invention 18, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, cavity former component is provided with groove 5, there is reinforce 4 to stretch in the sidewall 2 to go to the bottom in 3 on every side and hooks the reinforcing bars in 3 of going to the bottom, what have also stretches out from bridging piece 6, and the reinforcing bar after stretching out has crotch, its go to the bottom 3 and bridging piece 6 in reinforces 4 be steel mesh.

The present invention is that also described 3 bridging pieces that stretch out from the adjacent both sides of sidewall 2 on every side 6 of going to the bottom constitute L shaped bridging piece.Figure 19 is the structural representation of the embodiment of the invention 19, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, the 3 interior reinforces 4 in addition of going to the bottom stretch into sidewall 2 interior also anchorings on every side wherein, cavity former component is provided with groove 5, and its 3 bridging pieces that stretch out from the adjacent both sides of sidewall 2 on every side 6 of going to the bottom constitute L shaped bridging piece.

The present invention also is the described 3 annular bridging pieces in bridging piece 6 formation sides that stretch out around the sidewall 2 on every side of going to the bottom.Figure 20 is the structural representation of the embodiment of the invention 20, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1, cavity former component is provided with groove 5, its 3 annular bridging pieces in bridging piece 6 formation sides that stretch out from sidewall 2 on every side of going to the bottom.

The present invention is that also described going to the bottom 3 is superimposed with overlapping layers 7, and overlapping layers 73 constitutes superimposed going to the bottom jointly with going to the bottom.Figure 21 is the structural representation of the embodiment of the invention 21, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, the 3 interior reinforces 4 in addition of going to the bottom stretch into sidewall 2 interior also anchorings on every side wherein, cavity former component is provided with groove 5, it is gone to the bottom and 3 is superimposed with overlapping layers 7, and overlapping layers 73 constitutes superimposed going to the bottom jointly with going to the bottom.

The present invention is that also described cavity former component is provided with the carrying part 8 of convenient carrying.Figure 22 is the structural representation of the embodiment of the invention 22, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1, cavity former component is provided with groove 5, its cavity former component is provided with the carrying part 8 of convenient carrying, and diagram carrying part 8 is a handle.

The present invention is that also the horizontal profile of described cavity former component or vertical cross section are shaped as rectangle, square, polygon, corrugated or circular.Figure 23 is the structural representation of the embodiment of the invention 23, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1, cavity former component is provided with groove 5, and the horizontal profile of its cavity former component is shaped as polygon.

The present invention is that also described polygon is arc angle polygon, chamfering polygon or multi sphere limit shape.

The present invention also is also to be provided with on other position of described cavity former component at least one in chamfering 9, inner corner trim 10, pit 11, hole 12, boss module 13, raised line 14, the external corner 15.Figure 24 is the structural representation of the embodiment of the invention 24, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, sidewall 2 interior reinforces 4 in addition stretch into upper plate 1 and go to the bottom 3 interior also anchorings wherein on every side, sidewall 2 is provided with vertical groove 5 around the cavity former component, also is provided with pit 11, hole 12 and external corner 15 on other position of its cavity former component.Figure 25 is the structural representation of the embodiment of the invention 25, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, sidewall 2 interior reinforces 4 in addition stretch into upper plate 1 and go to the bottom 3 interior also anchorings wherein on every side, sidewall 2 is provided with vertical groove 5 around the cavity former component, also is provided with chamfering 9, inner corner trim 10, boss module 13 and raised line 14 on other position of its cavity former component.

The present invention also is described groove 5, chamfering 9, inner corner trim 10, raised line 14 self or is parallel, quadrature, oblique or grade separation setting mutually.As shown in figure 25, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, sidewall 2 interior reinforces 4 in addition stretch into upper plate 1 and go to the bottom 3 interior also anchorings wherein on every side, sidewall 2 is provided with vertical groove 5 around the cavity former component, the groove 5 that is provided with on its cavity former component, chamfering 9, inner corner trim 10 and raised line 14 self or be parallel, quadrature, oblique or grade separation setting mutually.

The present invention also is to be provided with in the enclosed cavity of described cavity former component at least one in stiffening rib 16, bracing boom 17, the reinforcing rib 18, perhaps there be in stiffening rib 16, the bracing boom 17 at least one to expose outside the shuttering member, perhaps also have reinforce 4 to expose on stiffening rib 16, bracing boom 17, the reinforcing rib 18.Figure 26 is the structural representation of the embodiment of the invention 26, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1, sidewall 2 is provided with vertical groove 5 around the cavity former component, also be provided with stiffening rib 16, bracing boom 17 and reinforcing rib 18 in the enclosed cavity of its cavity former component simultaneously, stiffening rib 16 and bracing boom 17 have part to be exposed to the cavity former component outside simultaneously.

The present invention also is to be filled with light material 19 in the enclosed cavity of described cavity former component.Figure 27 is the structural representation of the embodiment of the invention 27, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1, cavity former component is provided with groove 5, be filled with light material 19 in the enclosed cavity of its cavity former component, diagram light material 19 is an expanded perlite.

The present invention also be described upper plate 1 or on every side at least one in the sidewall 2 for or dismountable movable part arranged.Figure 28 is the structural representation of the embodiment of the invention 28, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch on every side in the sidewall 2 and go to the bottom 3 interior also anchorings wherein, cavity former component is provided with groove 5, and its upper plate 1 is movable dismountable fastening cover plate.

The present invention is that also described cavity former component is provided with connector 20.Figure 29 is the structural representation of the embodiment of the invention 29, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, sidewall 2 interior reinforces 4 in addition stretch into upper plate 1 and go to the bottom 3 interior also anchorings wherein on every side, cavity former component is provided with groove 5, and its cavity former component is provided with connector 20.

The present invention also is to connect and compose assembly in groups by connector 20 each other between described at least two cavity former components, constitutes internal-rib die cavity 21 between the cavity former component.Figure 30 is the structural representation of the embodiment of the invention 30, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch on every side in the sidewall 2 and go to the bottom 3 interior also anchorings wherein, cavity former component is provided with groove 5, connect and compose assembly in groups by connector 20 each other between its a plurality of cavity former components, leave spacing between the adjacent cavities shuttering member and constitute internal-rib die cavity 21.

The present invention is that also at least two above cavity former components connect and compose assembly in groups by bridging piece 6, constitutes internal-rib die cavity 21 between the cavity former component, and perhaps bridging piece 6 is provided with carrying part 8.Figure 31 is the structural representation of the embodiment of the invention 31, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch on every side in the sidewall 2 and go to the bottom 3 interior also anchorings wherein, cavity former component is provided with groove 5, its a plurality of cavity former components connect and compose assembly in groups by bridging piece 6, leave spacing between the cavity former component and constitute internal-rib die cavity 21, simultaneously, bridging piece 6 is provided with carrying part 8, and diagram carrying part 8 is a handle.

The present invention also is to be provided with in the described internal-rib die cavity 21 fixed or movable support draw piece 22.Figure 32 is the structural representation of the embodiment of the invention 32, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, sidewall 2 interior reinforces 4 in addition stretch into upper plate 1 and go to the bottom 3 interior also anchorings wherein on every side, cavity former component is provided with groove 5, a plurality of cavity former components connect and compose assembly in groups by bridging piece 6, leave spacing between the cavity former component and constitute internal-rib die cavity 21, be provided with fixing support draw piece 22 in its internal-rib die cavity 21.

The present invention is that also bridging piece 6 or internal-rib die cavity 21 are provided with stirrup 23.Figure 33 is the structural representation of the embodiment of the invention 33, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforces 4 to stretch in the sidewall 2 to go to the bottom in 3 the bridging piece 6 on every side and anchorings wherein, cavity former component is provided with groove 5, a plurality of cavity former components connect and compose assembly in groups by bridging piece 6, leave spacing between the cavity former component and constitute internal-rib die cavity 21, its internal-rib die cavity 21 is provided with stirrup 23.

The present invention is that also bridging piece 6 or internal-rib die cavity 21 are provided with the align member 24 of rib location.Figure 34 is the structural representation of the embodiment of the invention 34, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into sidewall 2 interior also anchorings on every side wherein in the upper plate 1, cavity former component is provided with groove 5, a plurality of cavity former components connect and compose assembly in groups by bridging piece 6, leave spacing between the cavity former component and constitute internal-rib die cavity 21, be provided with the align member 24 of rib location in its internal-rib die cavity 21.

The present invention is also that bridging piece 6 or internal-rib die cavity 21 are provided with the matsurface that improves Cast-in-place concrete and bridging piece 6 or internal-rib die cavity 21 adhesions or shearing resistance, draw hair side, concavo-convex, folding shape muscle, waveform muscle, straight muscle, bend at least a in the muscle.Figure 35 is the structural representation of the embodiment of the invention 35, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch on every side in the sidewall 2 and go to the bottom 3 interior also anchorings wherein, cavity former component is provided with groove 5, a plurality of cavity former components connect and compose assembly in groups by bridging piece 6, leave spacing between the cavity former component and constitute internal-rib die cavity 21, its bridging piece 6 is provided with the straight muscle that improves Cast-in-place concrete and bridging piece 6 adhesions.

The present invention also is to go to the bottom and 3 is the going to the bottom of cement mortar, concrete, lightweight concrete, polymer concrete, polymer mortar, upper plate 1 or on every side sidewall 2 be the upper plate of Cement fibre, Cement fibre net, cement steel net, cement gauze wire cloth, concrete plate, wood glue plate, bamboo offset plate, plastics, metal crimp template or sidewall on every side.Figure 36 is the structural representation of the embodiment of the invention 36, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, upper plate 1, sidewall 2 and go to the bottom and all contain reinforce 4 in 3 on every side, also have reinforce 4 to stretch into upper plate 1 interior also anchoring wherein on every side in the sidewall 2, cavity former component is provided with groove 5, it goes to the bottom 3 for the ferro-cement base plate, upper plate 1 and on every side sidewall 2 be cement fibrolite plate.

The present invention also is on every side to have in sidewall 2 or the reinforcing rib 18 reinforcing bar or steel wire or gauze wire cloth or thin band reinforce 4 to stretch into to go to the bottom in 3, and hook reinforcing bar or the steel wire or the thin band reinforces 4 of going to the bottom in 3, perhaps hook behind the reinforcing bar of going to the bottom in 3 or steel wire or the thin band reinforce 4 also from go to the bottom 3 or bridging piece 6 stretch out.As shown in figure 18, have reinforce 4 to stretch in the sidewall 2 around it to go to the bottom in 3 and hook the reinforcing bars in 3 of going to the bottom, what have also stretches out from bridging piece 6, and the reinforcing bar after stretching out has crotch, its go to the bottom 3 and bridging piece 6 in reinforces 4 be steel mesh.

During the invention process, mix the system cement mortar earlier, in mould, make one deck cement mortar one deck fibrous mesh cloth (or gauze wire cloth), the multilayer build-up of one deck cement mortar by the upper plate 1 and the open cavity shuttering member of the band groove 5 that surrounds of sidewall 2 on every side again, sidewall 2 is extended with fibrous mesh cloth or gauze wire cloth reinforce 4 at opening part around it simultaneously, then, in following bottom die, make ferro-cement and go to the bottom 3, the opening edge of open cavity shuttering member 3 is not connected with going to the bottom before the setting and harden at it, fibrous mesh cloth that will stretch out or gauze wire cloth reinforce 4 are anchored at and go to the bottom in 3 simultaneously, after treating setting and harden, maintenance promptly gets cavity former component to stipulating the length of time.

Claims (44)

1, a kind of cavity former component, comprise upper plate (1), sidewall (2), go to the bottom (3) on every side, upper plate (1), sidewall (2), go to the bottom (3) surround the polyhedron cavity former component on every side, upper plate (1), sidewall (2), go to the bottom (3) contain reinforce (4) on every side, it is characterized in that having at least a body of sidewall (2), go to the bottom (3) reinforce (4) to stretch in the alternative body in by the corner body at upper plate (1), on every side and anchoring wherein, cavity former component is provided with at least one groove (5).

2, a kind of cavity former component according to claim 1 is characterized in that being provided with at least one vertical groove (5) on the sidewall (2) around all of described cavity former component.

3, a kind of cavity former component according to claim 2 is characterized in that described vertical groove (5) is parallel to each other, oblique or extended line oblique.

4, a kind of cavity former component according to claim 2 is characterized in that the upper plate (1) of described cavity former component, at least one of sidewall (2) or go to the bottom (3) is provided with horizontal groove (5) on every side.

5, a kind of cavity former component according to claim 4 is characterized in that vertical groove (5) and horizontal groove (5) UNICOM each other on the described cavity former component.

6, a kind of cavity former component according to claim 1 is characterized in that the upper plate (1) of described cavity former component, at least one of sidewall (2) or go to the bottom (3) is provided with horizontal groove (5) on every side.

7, a kind of cavity former component according to claim 6 is characterized in that described many horizontal grooves (5) are parallel, quadrature or oblique setting.

8, a kind of cavity former component according to claim 1 is characterized in that (3) contact site is provided with horizontal groove (5) at the bottom of sidewall (2) up and down around the cavity former component.

9, a kind of cavity former component according to claim 8 is characterized in that described horizontal groove (5) is communicated with orthogonal thereto ring or oblique ring.

10, a kind of cavity former component according to claim 1, it is characterized in that upper plate (1), on every side the reinforce (4) in the wherein a kind of body in sidewall (2), go to the bottom (3) stretch in the another kind of body and be connected with reinforce (4) overlap joint, welding, colligation, riveted joint, screw in its body, hook is integral, perhaps reinforce (4) also stretches out outside the cavity former component.

11, a kind of cavity former component according to claim 1 has at least a reinforce (4) to stretch into the interior also anchoring of sidewall (2) body on every side wherein in (3) body that it is characterized in that going to the bottom.

12, a kind of cavity former component according to claim 1, it is characterized in that on every side having at least a reinforce (4) to stretch in the sidewall (2) and go to the bottom in (3) body and anchoring wherein.

13, a kind of cavity former component according to claim 1 is characterized in that described reinforce (4) is from upper plate (1), expose at least one of sidewall (2) or go to the bottom (3) on every side.

14, a kind of cavity former component according to claim 1 is characterized in that described reinforce (4) is the thread or netted reinforce of muscle shape.

15, a kind of cavity former component according to claim 14, the reinforce (4) in it is characterized in that going to the bottom (3) is netted or muscle, net or muscle overlap each other, welding, colligation, riveted joint are one.

16, a kind of cavity former component according to claim 14 is characterized in that at least a in reinforcing bar, steel wire, fiber, fibrous mesh cloth, metal foil band or the strap of described reinforce (4).

17, a kind of cavity former component according to claim 16 is characterized in that described reinforcing bar reinforce (4) is a steel mesh reinforcement.

18, a kind of cavity former component according to claim 16 is characterized in that described steel wire reinforce (4) is a gauze wire cloth.

19, a kind of cavity former component according to claim 16 is characterized in that described fabric reinforcement (4) is fibre bundle.

20, a kind of cavity former component according to claim 16 is characterized in that described fibrous mesh cloth reinforce (4) is a nonwoven.

21, a kind of cavity former component according to claim 16 is characterized in that described metal foil band reinforce (4) is porose thin band.

22, a kind of cavity former component according to claim 16 is characterized in that described strap reinforce (4) is a braid over braid.

23, a kind of cavity former component according to claim 16, it is characterized in that going to the bottom (3) protruding bridging piece (6).

24, a kind of cavity former component according to claim 23, it is characterized in that going to the bottom (3) and bridging piece (6) in reinforce (4) be steel mesh or reinforcing bar, reinforcing bar or the reinforcing bar that is connected with steel mesh or steel mesh stretch out bridging piece (6), and reinforcing bar or steel mesh after perhaps stretching out have crotch.

25, a kind of cavity former component according to claim 23 is characterized in that the bridging piece (6) that described going to the bottom (3) stretched out from the adjacent both sides of sidewall (2) on every side constitutes L shaped bridging piece.

26, a kind of cavity former component according to claim 23 is characterized in that the annular bridging piece in bridging piece (6) formation side that described going to the bottom (3) stretched out around the sidewall (2) on every side.

27, according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 26, it is characterized in that described going to the bottom (3) is superimposed with overlapping layers (7), overlapping layers (7) constitutes superimposed going to the bottom jointly with go to the bottom (3).

28,, it is characterized in that described cavity former component is provided with the carrying part (8) of convenient carrying according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 26.

29,, it is characterized in that the horizontal profile of described cavity former component or vertical cross section are shaped as rectangle, square, polygon, corrugated or circular according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 26.

30, a kind of cavity former component according to claim 29 is characterized in that described polygon is arc angle polygon, chamfering polygon or multi sphere limit shape.

31,, it is characterized in that also being provided with on other position of described cavity former component at least one in chamfering (9), inner corner trim (10), pit (11), hole (12), boss module (13), raised line (14), the external corner (15) according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 26.

32, a kind of cavity former component according to claim 31 is characterized in that described groove (5), chamfering (9), inner corner trim (10), raised line (14) self or is parallel, quadrature, oblique or grade separation setting mutually.

33, according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 26, it is characterized in that being provided with in the enclosed cavity of described cavity former component at least one in stiffening rib (16), bracing boom (17), the reinforcing rib (18), perhaps have in stiffening rib (16), the bracing boom (17) at least one to expose outside the shuttering member, perhaps stiffening rib (16), bracing boom (17), reinforcing rib (18) are gone up and are also had reinforce (4) to expose.

34,, it is characterized in that being filled with light material (19) in the enclosed cavity of described cavity former component according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 26.

35, according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 26, it is characterized in that described upper plate (1) or on every side at least one in the sidewall (2) for or dismountable movable part arranged.

36,, it is characterized in that described cavity former component is provided with connector (20) according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 26.

37, a kind of cavity former component according to claim 36 is characterized in that connecting and composing assembly in groups by connector (20) each other between described at least two cavity former components, constitutes internal-rib die cavity (21) between the cavity former component.

38, according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 26, it is characterized in that at least two above cavity former components connect and compose assembly in groups by bridging piece (6), constitute internal-rib die cavity (21) between the cavity former component, perhaps bridging piece (6) is provided with carrying part (8).

39,, it is characterized in that being provided with in the described internal-rib die cavity (21) fixed or movable support draw piece (22) according to the described a kind of cavity former component of claim 38.

40,, it is characterized in that bridging piece (6) or internal-rib die cavity (21) are provided with stirrup (23) according to the described a kind of cavity former component of claim 38.

41,, it is characterized in that bridging piece (6) or internal-rib die cavity (21) are provided with the align member (24) of rib location according to the described a kind of cavity former component of claim 38.

42,, it is characterized in that bridging piece (6) or internal-rib die cavity (21) are provided with the matsurface that improves Cast-in-place concrete and bridging piece (6) or internal-rib die cavity (21) adhesion or shearing resistance, draw hair side, concavo-convex, folding shape muscle, waveform muscle, straight muscle, bend at least a in the muscle according to the described a kind of cavity former component of claim 38.

43, according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 26, it is characterized in that going to the bottom (3) be the going to the bottom of cement mortar, concrete, lightweight concrete, polymer concrete, polymer mortar, upper plate (1) or on every side sidewall (2) be the upper plate of Cement fibre, Cement fibre net, cement steel net, cement gauze wire cloth, concrete plate, wood glue plate, bamboo offset plate, plastics, metal crimp template or sidewall on every side.

44, according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 26, it is characterized in that on every side having in sidewall (2) or the reinforcing rib (18) reinforcing bar or steel wire or gauze wire cloth or thin band reinforce (4) to stretch in go to the bottom (3), and hook reinforcing bar or the steel wire or the thin band reinforce (4) of going to the bottom in (3), also from go to the bottom (3) or bridging piece (6), stretch out after perhaps hooking reinforcing bar in go to the bottom (3) or steel wire or thin band reinforce (4).

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