CN100535344C - Cavity formwork member - Google Patents

Abstract

The invention discloses a cavity shuttering component, comprising an upper plate (1), a plurality of lateral walls (2), a lower plate (3). The polyhedral cavity shuttering component is enclosed by the upper plate (1), the lateral walls (2) and the lower plate (3). At least one of the upper plate (1), the lateral walsl (2) and the lower plate (3) comprises reinforcements (4). The invention is characterized in comprising at least a rod (5). The rod is integrated into the whole through that the rod wet slurry of post pouring molding is superimposed on the wet or soft slurry of the unhardened upper plate (1), the lateral walls (2) or the lower plate (3) and get hardened together. The rod mold that forms the rod is not removed but makes up a compound rod with the rod (5). The invention is suitable for hollow floor, roof, wall body, and foundation plate and vierendeel bridge girder of cast-in-place reinforced concrete or prestressing reinforced concrete.

Description

A kind of cavity former component

The application for the applying date be that October 21, application number in 2003 are 200310101178.7, name is called the dividing an application of application for a patent for invention of " a kind of cavity former component ".

(1) technical field

The present invention relates to a kind of 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, do not have in this cavity former component and add competent structure, thereby the bulk strength of cavity former component and rigidity are relatively poor, be prone to the phenomenon of cavity former component breakage, after being applied to cast-in-situ concrete hollow floor, can not participate in the stressed and power transmission of cast-in-situ concrete hollow floor preferably.Therefore, oneself is urgent need to develop a kind of novel cavity former component.

(3) summary of the invention

The object of the present invention is to provide a kind of cavity former component, have intensity height, rigidity greatly, characteristics such as cracky, the stressed and power transmission that can participate in superstructure, good integrity not.

Solution of the present invention is on the basis of existing technology, comprise upper plate, sidewall, lower shoe on every side, upper plate, sidewall, lower shoe are enclosed the polyhedron cavity former component on every side, upper plate or contain reinforce in sidewall or lower shoe at least a on every side, it is characterized in that also including at least one rod member, rod member water after being the rod member wet feed slurry of moulding superimposed unhardened upper plate or on every side on the wet or soft slip of sidewall or lower shoe together sclerosis form integral body, the bar mould that forms rod member is not removed, form compound rod member with rod member, rod member contains second reinforce.Like this, owing to be provided with bracing boom in the cavity former component, thereby the intensity height of cavity former component, rigidity greatly, be not prone to the phenomenon of cavity former component breakage, be applied to cast-in-situ concrete hollow floor after, can participate in the stressed and power transmission of superstructure; Simultaneously, because rod member is a wet feed slurry and wet upper plate or sidewall or lower shoe global formation on every side, each member does not have bonding interface each other, thereby the good integrity of shuttering member; In addition, characteristics such as that cavity former component also has is simple in structure, 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 is that also described rod member contains second reinforce.Like this, the intensity of rod member and rigidity have obtained significantly improving, and it is stressed better with transmission force property.

Feature of the present invention is that also the reinforce drawknot of junction on second reinforce in the rod member and the cavity former component is integral.Like this, rod member links for whole by the wall of reinforce and cavity former component, has improved the whole mechanical property of cavity former component greatly.

Feature of the present invention is that also an end of rod member stretches out outside the cavity former component, and perhaps rod end also exposes second reinforce.Like this, after shuttering member is applied in the cast-in-situ concrete hollow floor, rod member extension that its shuttering member is outer and Cast-in-place concrete engage and have formed one, realized that no separation layer directly engages, make interior rod member of shuttering member and the bonding between the Cast-in-place concrete and build-in better, solve the low and bad problem of cooperative work performance of bond strength between prefabricated and the Cast-in-place concrete preferably, increased substantially the stress performance and the overall performance of superstructure.If also expose reinforce, then more firm with the Cast-in-place concrete bonding, the globality of superstructure is better.

Feature of the present invention also is upper plate, the reinforce in sidewall or the lower shoe stretches into drawknot anchoring mutually in the matrix of each adjacent member each other on every side, perhaps also has reinforce to expose.Reinforce is silk or muscle slender member, or the cloth and the net of silk or braiding of muscle slender member or weaving, or gluing cloth of nonwoven or net, or sheet or band, or the above combination of said two devices, can be at least a in reinforcing bar or steel wire or steel mesh reinforcement or gauze wire cloth or fiber or fibre bundle or fibrous mesh cloth or nonwoven or metal foil band or porose thin band or strap or the braid over braid etc. as reinforce.Like this, reinforce stretches in the matrix of each adjacent member drawknot mutually, and then the globality of shuttering member is better, and intensity is higher, and rigidity is bigger.Simultaneously, the kind of reinforce is many, is convenient to design and the selecting for use of reinforce when manufacturing shuttering member, helps reducing material cost, to satisfy the needs of various different occasions.

Feature of the present invention is that also the bar mould that forms rod member do not remove, and forms compound rod member with rod member.Like this, the production of rod member, easy to make has been saved the bar mould and has been removed operation, simultaneously, because of bar mould and rod member have formed compound rod member, makes the intensity of rod member and rigidity obtain significantly improving, and mechanical property is more reliable.

It is corrugated or circular that feature of the present invention is that also the horizontal profile of described cavity former component or vertical cross section are shaped as rectangle or square or polygon or arc angle polygon or chamfering polygon or multi sphere limit shape.Like this, the variation of shuttering member shape, make shuttering member be applied in the cast-in-situ concrete hollow floor after, correspondingly formed various difform cast-in-situ concrete structures, thereby made 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 also is also to be provided with on the described cavity former component at least one in inner corner trim or chamfering or groove or pit or hole or boss module or raised line or the external corner.Like this, after shuttering member was applied in the cast-in-situ concrete hollow floor, Cast-in-place concrete poured in inner corner trim or chamfering or groove or pit or the hole, and the corresponding Cast-in-place concrete that forms the part adds competent structure; Boss module that is provided with on the shuttering member or raised line or 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.

The feature of invention also is described inner corner trim or chamfering or groove or raised line self or is parallel mutually or quadrature or oblique or antarafacial setting or formation grid.Like this, after shuttering member is applied in the cast-in-situ concrete hollow floor, inner corner trim on the shuttering member or chamfering or groove or raised line self or be parallel mutually or quadrature or oblique or antarafacial setting or form grid, after concrete is built at above-mentioned position, correspondingly form Cast-in-place concrete parallel or quadrature or oblique or antarafacial and added competent structure, improved the mechanical property of cast-in-situ concrete hollow floor greatly.

Feature of the present invention also is also to be provided with in the enclosed cavity of described cavity former component at least one in stiffening rib or the reinforcing rib, perhaps there be in stiffening rib or the reinforcing rib at least one to expose outside the cavity former component, perhaps also have the 3rd reinforce to expose on stiffening rib or the reinforcing rib, perhaps muscle or net the 3rd reinforce are revealed in the superimposed or superimposed back of stiffening rib or reinforcing rib and basic unit.Like this, after shuttering member is applied in the cast-in-situ concrete hollow floor, stiffening rib that is provided with in the shuttering member or reinforcing rib or the stiffening rib that exposes or 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 the 3rd reinforce to expose on it, then shuttering member and Cast-in-place concrete bonding is more firm, and the globality of superstructure is better; If prefabricated stiffening rib, reinforcing rib are superimposed in basic unit, then the making of shuttering member is more convenient.

Feature of the present invention is that also second reinforce in the described rod member and the 3rd reinforce in stiffening rib or the reinforcing rib connect to one.Like this, the connection by reinforce makes rod member and stiffening rib or reinforcing rib form a whole force structure, has improved the mechanical property of cavity former component greatly.

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

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

Feature of the present invention also is the upper plate of described cavity former component, at least one in the external surface of sidewall is corrugated or zigzag or plucking shape or exasperate external surface on every side.Like this, the upper plate of cavity body, at least one in the external surface of sidewall is corrugated, zigzag, plucking shape or exasperate external surface on every side, improved the adhesion between shuttering member and the Cast-in-place concrete greatly, that has also improved simultaneously superstructure hangs performance and overall performance.

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

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

Feature of the present invention also is the toss that described lower shoe is extended with toss or reveals the 4th reinforce, and perhaps at least two cavity former components connect into the gang mould mould component by toss.Like this, lower shoe is extended with bridging piece, when then shuttering member is applied in the cast-in-situ concrete hollow floor, can save construction formwork, has improved efficiency of construction greatly; If a plurality of shuttering members connect into the gang mould mould component by toss, then the efficiency of construction of shuttering member is higher, and construction cost is lower.

Feature of the present invention also be described upper plate or sidewall or lower shoe or toss on every side at least one be provided with overlapping layers.Like this, owing to be provided with overlapping layers, thereby the making of shuttering member is easier, production efficiency is higher, and cost of production is lower.Simultaneously, the intensity and the rigidity of shuttering member are bigger, pile up, cracky more not in transportation and the construction and installation process.

Feature of the present invention also be described upper plate or on every side at least one of sidewall or lower shoe be provided with overlapping layers.Like this, when shuttering member is made, owing to be provided with overlapping layers, can make the shuttering member of an opening earlier, then, with opening surface up, overlapping layers is hung or is positioned on the opening surface, shutoff opening surface again, after treating the slip sclerosis, maintenance can obtain the shuttering member that basic unit is superimposed with overlapping layers to stipulating the length of time, its making is easier, production efficiency is higher, and corresponding cost is lower.

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

Feature of the present invention is that also overlapping layers is light aggregate concrete layer or aerating concrete layer or cement sand bed or Cement fibre layer or cement steel screen layer or cement concrete layer or steel bar concrete layer or plastic plate or metal crimp template or wood glue plate.Like this, the variation of overlapping layers manufacturing materials can make shuttering member fully satisfy the needs of various different situations, helps reducing product cost.

Feature of the present invention also is upper plate, at least one in sidewall or the lower shoe is to be stained with the muscle of cementitious material or the reinforce of net is formed by stacking by multilayer on every side.Like this, be stained with upper plate that the reinforce of the muscle of cementitious material or net is formed by stacking, sidewall or lower shoe on every side, have characteristics such as intensity height, rigidity be big, in light weight by multilayer, the respective mode mould component pile up, cracky more not in transportation and the construction and installation process.

Feature of the present invention is that also described cavity former component is provided with the carrying part.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.

(4) description of drawings

Fig. 1 is the structural representation of the embodiment of the invention 1.In each accompanying drawing, 1 is upper plate, 2 be around sidewall, 3 is lower shoe, 4 is reinforce, 5 is rod member, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, its rod member 5 does not have bonding interface each other for the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried wet upper plate 1 and wet lower shoe 3.

Fig. 2 is the structural representation of the embodiment of the invention 2, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 also is provided with reinforce 4 for the superimposed integral body of hardening and forming together of wet feed slurry rod member in its rod member 5 on not dried upper plate 1 and lower shoe 3.

Fig. 3 is the structural representation of the embodiment of the invention 3, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, also be provided with reinforce 4 in the rod member 5, reinforce 4 drawknots of connection are integral on reinforce 4 in its rod member 5 and the cavity former component, as shown in the figure, reinforce 4 in the rod member 5 and reinforce 4 drawknots in upper plate 1 and the lower shoe 3 are integral.

Fig. 4 is the structural representation of the embodiment of the invention 4, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 also is provided with reinforce 4 for the superimposed integral body of hardening and forming together of wet feed slurry rod member in the rod member 5 on not dried upper plate 1 and lower shoe 3, an end of its rod member 5 stretches out outside the cavity former component, simultaneously, also have reinforce 4 to expose on the rod end that exposes.

Fig. 5 is the structural representation of the embodiment of the invention 5, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, its upper plate 1 and on every side the reinforces 4 in the sidewall 2 stretch into drawknot anchoring mutually in the matrix of adjacent members each other, diagram reinforce 4 is fibrous mesh cloth and reinforcing bar.

Fig. 6 is the structural representation of the embodiment of the invention 6, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, the bar mould 6 that forms rod member 5 in its cavity former component is not removed, and forms compound rod member with rod member 5.

Fig. 7 is the structural representation of the embodiment of the invention 7, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 for wet feed slurry rod member superimposed corresponding not dried around the integral body that forms of sclerosis together on the sidewall 2, the vertical cross section on its cavity former component top is shaped as arch.

Fig. 8 is the structural representation of the embodiment of the invention 8, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 for wet feed slurry rod member superimposed corresponding not dried around the integral body that forms of sclerosis together on the sidewall 2, also be provided with inner corner trim 7, pit 10, boss module 12 and external corner 14 on its cavity former component simultaneously.

Fig. 9 is the structural representation of the embodiment of the invention 9, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is superimposed in the wall of not dried hole 11 and the integral body of hardening and forming together on the sidewall 2 on every side for wet feed slurry rod member, also is provided with inner corner trim 7, chamfering 8, groove 9, hole 11 and raised line 13 on its cavity former component simultaneously.

Figure 10 is the structural representation of the embodiment of the invention 10, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, also be provided with prefabricated stiffening rib 15 and reinforcing rib 16 in the enclosed cavity of its cavity former component, prefabricated stiffening rib 15 and lower shoe 3 basic units are overlapped into integral body, and prefabricated reinforcing rib 16 is overlapped into integral body with upper plate 1 basic unit.

Figure 11 is the structural representation of the embodiment of the invention 11, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, be provided with reinforce 4 in rod member 5, stiffening rib 15 and the reinforcing rib 16, reinforce 4 wherein is connected to each other and is integral.

Figure 12 is the structural representation of the embodiment of the invention 12, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, be provided with light material 17 in the enclosed cavity of its cavity former component, diagram light material 17 is an expanded perlite.

Figure 13 is the structural representation of the embodiment of the invention 13, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried lower shoe 3, its upper plate 1 is movable dismountable fastening cover plate.

Figure 14 is the structural representation of the embodiment of the invention 14, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 be wet feed slurry rod member superimposed on not dried upper plate 1 and lower shoe 3 integral body that forms of sclerosis together, the upper plate 1 of its cavity former component and on every side the external surface of sidewall 2 be the exasperate external surface.

Figure 15 is the structural representation of the embodiment of the invention 15, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, its cavity former component is provided with align member 18, and illustrated position member 18 is for supporting angle.

Figure 16 is the structural representation of the embodiment of the invention 16, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, its cavity former component is provided with connector 19 connected to one another between the cavity former component, and diagram connector 19 is the combination of rod member and hole.

Figure 17 is the structural representation of the embodiment of the invention 17, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, its lower shoe 3 is extended with toss 20, a plurality of cavity former components connect into the gang mould mould component by toss 20, and bridging piece 20 is provided with handle formula carrying part.

Figure 18 is the structural representation of the embodiment of the invention 18, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried lower shoe 3, lower shoe 3 is extended with toss 20, and a plurality of cavity former components connect into the gang mould mould component by toss 20, and its upper plate 1 is arranged with overlapping layers 21.

Figure 19 is the structural representation of the embodiment of the invention 19, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 for wet feed slurry rod member superimposed corresponding not dried around the integral body that forms of sclerosis together on the sidewall 2, its lower shoe 3 is provided with overlapping layers 21.

Figure 20 is the structural representation of the embodiment of the invention 20, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 for wet feed slurry rod member superimposed corresponding not dried around the integral body that forms of sclerosis together on the sidewall 2, its lower shoe 3 is the steel bar concrete lower shoe, upper plate 1 and on every side the wall of sidewall 2 be the fiber cement mortar wall.

Figure 21 is the structural representation of the embodiment of the invention 21, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 for wet feed slurry rod member superimposed corresponding not dried around the integral body that forms of sclerosis together on the sidewall 2, upper plate 1 is arranged with overlapping layers 21, and its overlapping layers 21 is the wood glue plate.

Figure 22 is the structural representation of the embodiment of the invention 22, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, its upper plate 1 is formed by stacking for the netted reinforce 4 that multilayer is stained with cementitious material.

(5) specific embodiment

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

The present invention as shown in drawings, comprise upper plate 1, sidewall 2 on every side, lower shoe 3, upper plate 1, sidewall 2 on every side, lower shoe 3 is enclosed the polyhedron cavity former component, upper plate 1 or contain reinforce 4 in sidewall 2 or lower shoe 3 at least a on every side, it is characterized in that also including at least one rod member 5, rod member 5 water after being the rod member wet feed slurry of moulding superimposed unhardened upper plate 1 or on every side on the wet or soft slip of sidewall 2 or lower shoe 3 together sclerosis form integral body, the bar mould 6 that forms rod member 5 is not removed, form compound rod member with rod member 5, rod member 5 contain second reinforce 4 '.Fig. 1 is the structural representation of the embodiment of the invention 1.In each accompanying drawing, 1 is upper plate, 2 be around sidewall, 3 is lower shoe, 4 is reinforce, 5 is rod member, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, its rod member 5 does not have bonding interface each other for the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried wet upper plate 1 and wet lower shoe 3.As shown in Figure 6, rod member 5 water after being the rod member wet feed slurry of moulding superimposed on unhardened wet or soft slip together sclerosis form integral body, the bar mould 6 that forms rod member 5 is not removed, with the compound rod member of rod member 5 formation.Fig. 2 is the structural representation of the embodiment of the invention 2, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 be wet feed slurry rod member superimposed on not dried upper plate 1 and lower shoe 3 integral body that forms of sclerosis together, also be provided with in its rod member 5 second reinforce 4 '.

Feature of the present invention also be in the rod member 5 second reinforce 4 ' with cavity former component on reinforce 4 drawknots of junction be integral.Fig. 3 is the structural representation of the embodiment of the invention 3, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, also be provided with in the rod member 5 second reinforce 4 ', second reinforce 4 in its rod member 5 ' with cavity former component on reinforce 4 drawknots of connection be integral, as shown in the figure, second reinforce 4 in the rod member 5 ' be integral with reinforce 4 drawknots in upper plate 1 and the lower shoe 3.

Feature of the present invention is that also an end of rod member 5 stretches out outside the cavity former component, perhaps rod end also exposes second reinforce 4 '.Fig. 4 is the structural representation of the embodiment of the invention 4, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, also be provided with in the rod member 5 second reinforce 4 ', one end of its rod member 5 stretches out outside the cavity former component, simultaneously, also has second reinforce 4 ' expose on the rod end that exposes.

Feature of the present invention also be upper plate 1 or on every side the reinforces 4 in sidewall 2 or the lower shoe 3 stretch into drawknot anchoring mutually in the matrix of each adjacent member each other, perhaps also have reinforce 4 to expose.Reinforce 4 is silk, muscle slender member, or the cloth and the net of silk, the braiding of muscle slender member or weaving, or there are not the glued sticky cloth of line, a net, or sheet, band, or the above combination of said two devices, can be at least a in reinforcing bar, steel wire, steel mesh reinforcement, gauze wire cloth, fiber, fibre bundle, fibrous mesh cloth, nonwoven, metal foil band, porose thin band, strap, the braid over braid etc. as reinforce 4.Fig. 5 is the structural representation of the embodiment of the invention 5, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, its upper plate 1 and on every side the reinforces 4 in the sidewall 2 stretch into drawknot anchoring mutually in the matrix of adjacent members each other, diagram reinforce 4 is fibrous mesh cloth and reinforcing bar.

Feature of the present invention is that also the bar mould 6 that forms rod member 5 do not remove, and forms compound rod member with rod member 5.Fig. 6 is the structural representation of the embodiment of the invention 6, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, the bar mould 6 that forms rod member 5 in its cavity former component is not removed, and forms compound rod member with rod member 5.

It is corrugated or circular that feature of the present invention is that also the horizontal profile of described cavity former component or vertical cross section are shaped as rectangle or square or polygon or arc angle polygon or chamfering polygon or multi sphere limit shape.Fig. 7 is the structural representation of the embodiment of the invention 7, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 for wet feed slurry rod member superimposed corresponding not dried around the integral body that forms of sclerosis together on the sidewall 2, the vertical cross section on its cavity former component top is shaped as arch.

Feature of the present invention also is also to be provided with on the described cavity former component at least one in inner corner trim 7 or chamfering 8 or groove 9 or pit 10 or hole 11 or boss module 12 or raised line 13 or the external corner 14.Fig. 8 is the structural representation of the embodiment of the invention 8, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 for wet feed slurry rod member superimposed corresponding not dried around the integral body that forms of sclerosis together on the sidewall 2, also be provided with inner corner trim 7, pit 10, boss module 12 and external corner 14 on its cavity former component simultaneously.Fig. 9 is the structural representation of the embodiment of the invention 9, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is superimposed in the wall of not dried hole 11 and the integral body of hardening and forming together on the sidewall 2 on every side for wet feed slurry rod member, also is provided with inner corner trim 7, chamfering 8, groove 9, hole 11 and raised line 13 on its cavity former component simultaneously.

Feature of the present invention also is described inner corner trim 7 or chamfering 8 or groove 9 or raised line 13 self or is parallel mutually or quadrature or oblique or antarafacial setting or form grid.As shown in Figure 9, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is superimposed in the wall of not dried hole 11 and the integral body that forms of sclerosis together on the sidewall 2 on every side for wet feed slurry rod member, its inner corner trim 7, chamfering 8, groove 9 and raised line 13 self or be parallel, quadrature, oblique or antarafacial setting or formation grid mutually.

Feature of the present invention also is also to be provided with in the enclosed cavity of described cavity former component at least one in stiffening rib 15 or the reinforcing rib 16, perhaps there be in stiffening rib 15 or the reinforcing rib 16 at least one to expose outside the cavity former component, perhaps also have the 3rd reinforce 4 on stiffening rib 15 or the reinforcing rib 16 " expose, perhaps muscle or net the 3rd reinforce 4 are revealed in the superimposed or superimposed back of stiffening rib 15 or reinforcing rib 16 and basic unit ".Figure 10 is the structural representation of the embodiment of the invention 10, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, also be provided with prefabricated stiffening rib 15 and reinforcing rib 16 in the enclosed cavity of its cavity former component, prefabricated stiffening rib 15 and lower shoe 3 basic units are overlapped into integral body, and prefabricated reinforcing rib 16 is overlapped into integral body with upper plate 1 basic unit.

Feature of the present invention also is the 3rd reinforce 4 in second reinforce 4 ' and stiffening rib 15 or the reinforcing rib 16 in the described rod member 5 " connect to one.Figure 11 is the structural representation of the embodiment of the invention 11, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, be provided with second reinforce the 4 ', the 34 in rod member 5, stiffening rib 15 and the reinforcing rib 16 ", second reinforce the 4 ', the 34 wherein " being connected to each other is integral.

Feature of the present invention also is to be provided with light material 17 in the enclosed cavity of described cavity former component.Figure 12 is the structural representation of the embodiment of the invention 12, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, be provided with light material 17 in the enclosed cavity of its cavity former component, diagram light material 17 is an expanded perlite.

Feature of 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 13 is the structural representation of the embodiment of the invention 13, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried lower shoe 3, its upper plate 1 is movable dismountable fastening cover plate.

Feature of the present invention also is the upper plate 1 of described cavity former component, at least one in the external surface of sidewall 2 is corrugated or zigzag or plucking shape or exasperate external surface on every side.Figure 14 is the structural representation of the embodiment of the invention 14, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 be wet feed slurry rod member superimposed on not dried upper plate 1 and lower shoe 3 integral body that forms of sclerosis together, the upper plate 1 of its cavity former component and on every side the external surface of sidewall 2 be the exasperate external surface.

Feature of the present invention is that also described cavity former component is provided with align member 18.Figure 15 is the structural representation of the embodiment of the invention 15, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, its cavity former component is provided with align member 18, and illustrated position member 18 is for supporting angle.

Feature of the present invention is that also described cavity former component is provided with connector 19 connected to one another between the cavity former component.Figure 16 is the structural representation of the embodiment of the invention 16, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, its cavity former component is provided with connector 19 connected to one another between the cavity former component, and diagram connector 19 is the combination of rod member and hole.

Feature of the present invention is that also described lower shoe 3 is extended with toss 20 or the 4th and reveals reinforce 4 " ' toss 20, perhaps at least two cavity former components connect into the gang mould mould component by toss 20.Figure 17 is the structural representation of the embodiment of the invention 17, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, its lower shoe 3 is extended with toss 20, a plurality of cavity former components connect into the gang mould mould component by toss 20, and bridging piece 20 is provided with handle formula carrying part.

Feature of the present invention also be described upper plate 1 or sidewall 2 or lower shoe 3 or toss 20 on every side at least one be provided with overlapping layers 21.Figure 18 is the structural representation of the embodiment of the invention 18, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried lower shoe 3, lower shoe 3 is extended with toss 20, and a plurality of cavity former components connect into the gang mould mould component by toss 20, and its upper plate 1 is arranged with overlapping layers 21.

Feature of the present invention also be described upper plate 1 or on every side at least one of sidewall 2 or lower shoe 3 be provided with overlapping layers 21.Figure 19 is the structural representation of the embodiment of the invention 19, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 for wet feed slurry rod member superimposed corresponding not dried around the integral body that forms of sclerosis together on the sidewall 2, its lower shoe 3 is provided with overlapping layers 21.

Feature of the present invention is that also described lower shoe 3 is the going to the bottom of cement mortar or concrete or lightweight concrete or polymer concrete or polymer mortar, perhaps the upper plate 1 of cavity former component or on every side the wall of sidewall 2 be the wall of Cement fibre or Cement fibre net or cement steel net or cement gauze wire cloth or concrete plate or wood glue plate or plastics or metal crimp template or lightweight concrete.Figure 20 is the structural representation of the embodiment of the invention 20, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 for wet feed slurry rod member superimposed corresponding not dried around the integral body that forms of sclerosis together on the sidewall 2, its lower shoe 3 is the steel bar concrete lower shoe, upper plate 1 and on every side the wall of sidewall 2 be the fiber cement mortar wall.

Feature of the present invention is that also overlapping layers 21 is light aggregate concrete layer or aerating concrete layer or cement sand bed or Cement fibre layer or cement steel screen layer or cement concrete layer or steel bar concrete layer or plastic plate or metal crimp template or wood glue plate.Figure 21 is the structural representation of the embodiment of the invention 21, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1 and be provided with reinforce 4 in the sidewall 2 on every side, be provided with rod member 5 in the cavity former component, rod member 5 for wet feed slurry rod member superimposed corresponding not dried around the integral body that forms of sclerosis together on the sidewall 2, upper plate 1 is arranged with overlapping layers 21, and its overlapping layers 21 is the wood glue plate.

Feature of the present invention also is upper plate 1, at least one in sidewall 2 or the lower shoe 3 is to be stained with the muscle of cementitious material or the reinforce 4 of net is formed by stacking by multilayer on every side.Figure 22 is the structural representation of the embodiment of the invention 22, upper plate 1, sidewall 2 and lower shoe 3 surround the polyhedron cavity former component on every side, upper plate 1, be provided with reinforce 4 in sidewall 2 and the lower shoe 3 on every side, be provided with rod member 5 in the cavity former component, rod member 5 is the superimposed integral body of hardening and forming together of wet feed slurry rod member on not dried upper plate 1 and lower shoe 3, its upper plate 1 is formed by stacking for the netted reinforce 4 that multilayer is stained with cementitious material.

Feature of the present invention is that also described cavity former component is provided with carrying part 22.As shown in figure 17, the toss 20 of cavity former component is provided with carrying part 22.

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 upper plate 1 and the open cavity shuttering member that surrounds of sidewall 2 on every side again, before condensing, its sclerosis uses mould field fabrication rod member 5, perhaps rod member 5 contains steel wire or reinforces such as iron wire or reinforcing bar 4, sidewall 2 is extended with fibrous mesh cloth or gauze wire cloth reinforce 4 at opening part around it simultaneously, then, in the lower shoe mould, make ferro-cement lower shoe 3, with the open cavity shuttering member its will be not before the setting and harden fully the opening edge of the open cavity shuttering member of sclerosis be connected with lower shoe 3, steel wire or reinforces such as iron wire or reinforcing bar 4 in fibrous mesh cloth that will stretch out or gauze wire cloth reinforce 4 and the rod member 5 are anchored in the lower shoe 3 simultaneously, after treating setting and harden, maintenance promptly gets cavity former component to stipulating the length of time.

Claims (39)

1, a kind of cavity former component, comprise upper plate (1), sidewall (2) on every side, lower shoe (3), upper plate (1), sidewall (2) on every side, lower shoe (3) is enclosed the polyhedron cavity former component, upper plate (1) or contain reinforce (4) in sidewall (2) or lower shoe (3) at least a on every side, it is characterized in that also including at least one rod member (5), rod member (5) water after being the rod member wet feed slurry of moulding superimposed unhardened upper plate (1) or on every side on the wet or soft slip of sidewall (2) or lower shoe (3) together sclerosis form integral body, the bar mould (6) that forms rod member (5) is not removed, form compound rod member with rod member (5), rod member (5) contains second reinforce (4 ').

2, a kind of cavity former component according to claim 1 is characterized in that reinforce (4) drawknot of junction on second reinforce (4 ') and the cavity former component in the rod member (5) is integral.

3, a kind of cavity former component according to claim 1 is characterized in that an end of rod member (5) stretches out outside the cavity former component.

4, a kind of cavity former component according to claim 1 is characterized in that rod end also exposes second reinforce (4 ') is arranged.

5, a kind of cavity former component according to claim 1, it is characterized in that upper plate (1) or on every side the reinforce (4) in sidewall (2) or the lower shoe (3) stretch into drawknot anchoring mutually in the matrix of each adjacent member each other.

6, a kind of cavity former component according to claim 5, it is characterized in that reinforce (4) exposes plate (1) or sidewall (2) or lower shoe (3) on every side, reinforce (4) is at least a in reinforcing bar or fiber or nonwoven or metal foil band or the strap.

7, a kind of cavity former component according to claim 5 is characterized in that reinforce (4) exposes plate (1) or sidewall (2) or lower shoe (3) on every side, and reinforce (4) is at least a in porose thin band or the braid over braid.

8, a kind of cavity former component according to claim 5 is characterized in that reinforce (4) is steel wire or steel mesh reinforcement or gauze wire cloth.

9, a kind of cavity former component according to claim 5 is characterized in that reinforce (4) is fibre bundle or fibrous mesh cloth.

10, according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 9, it is square corrugated or circular to it is characterized in that the horizontal profile of described cavity former component or vertical cross section are shaped as rectangle.

11,, it is characterized in that the horizontal profile of described cavity former component or vertical cross section are shaped as polygon according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 9.

12, a kind of cavity former component according to claim 11 is characterized in that described polygon is arc angle polygon or chamfering polygon or multi sphere limit shape.

13,, it is characterized in that also being provided with on the described cavity former component at least a in inner corner trim (7) or chamfering (8) or groove (9) or hole (11) or the external corner (14) according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 9.

14, a kind of cavity former component according to claim 13 is characterized in that described inner corner trim (7) or chamfering (8) or groove (9) are parallel or quadrature or oblique or antarafacial setting mutually.

15, a kind of cavity former component according to claim 13 is characterized in that described inner corner trim (7) or chamfering (8) or groove (9) form latticed setting mutually.

16,, it is characterized in that also being provided with in the enclosed cavity of described cavity former component at least a in stiffening rib (15) or the reinforcing rib (16) according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 9.

17, a kind of cavity former component according to claim 16 is characterized in that at least a the exposing outside the cavity former component in described stiffening rib (15) or the reinforcing rib (16).

18, a kind of cavity former component according to claim 16, it is characterized in that also having the 3rd reinforce on described stiffening rib (15) or the reinforcing rib (16) (4 ") expose.

19, a kind of cavity former component according to claim 16 is characterized in that described stiffening rib (15) or reinforcing rib (16) and basic unit are superimposed.

20, a kind of cavity former component according to claim 19 is characterized in that the superimposed back of described stiffening rib (15) or reinforcing rib (16) reveals muscle shape or netted the 3rd reinforce (4 ").

21, a kind of cavity former component according to claim 16 is characterized in that second reinforce (4 ') and stiffening rib (15) in the described rod member (5) or the 3rd reinforce in the reinforcing rib (16) (4 ") connect to one.

22,, it is characterized in that being provided with light material (17) 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 9.

23, according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 9, it is characterized in that described upper plate (1) or on every side at least a in the sidewall (2) be dismountable movable part.

24, according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 9, it is characterized in that the upper plate (1) of described cavity former component or on every side at least a in the external surface of sidewall (2) be corrugated or zigzag external surface.

25,, it is characterized in that described cavity former component is provided with align member (18) according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 9.

26,, it is characterized in that described cavity former component is provided with connector connected to one another (19) between the cavity former component according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 9.

27,, it is characterized in that described lower shoe (3) is extended with toss (20) according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 9.

28, a kind of cavity former component according to claim 27 is characterized in that described toss (20) reveals the 4th reinforce (4 " ').

29, a kind of cavity former component according to claim 27 is characterized in that at least two cavity former components connect into the gang mould mould component by toss (20).

30, a kind of cavity former component according to claim 27 is characterized in that at least a overlapping layers (21) that is provided with of described upper plate (1) or sidewall (2) or lower shoe (3) or toss (20) on every side.

31,, it is characterized in that the described upper plate (1) or at least a overlapping layers (21) that is provided with of sidewall (2) or lower shoe (3) on every side according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 9.

32, according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 9, it is characterized in that described lower shoe (3) makes for cement mortar or polymer mortar, perhaps the upper plate of cavity former component (1) or on every side the wall of sidewall (2) be that Cement fibre is made.

33, according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 9, it is characterized in that described lower shoe (3) makes for concrete, perhaps the upper plate of cavity former component (1) or on every side the wall of sidewall (2) be that Cement fibre net or cement steel net or cement gauze wire cloth are made.

34, according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 9, it is characterized in that described lower shoe (3) makes for the lightweight concrete, perhaps the upper plate of cavity former component (1) or on every side the wall of sidewall (2) make for the concrete plate.

35, according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 9, it is characterized in that described lower shoe (3) makes for the polymer concrete, perhaps the upper plate of cavity former component (1) or on every side the wall of sidewall (2) be that wood glue plate or plastics or metal crimp template are made.

36, a kind of cavity former component according to claim 31 is characterized in that overlapping layers (21) is cement sand bed or Cement fibre layer or cement steel screen layer or concrete layer or plastic plate or metal crimp template or wood glue plate.

37, a kind of cavity former component according to claim 31 is characterized in that overlapping layers (21) is light aggregate concrete layer or aerating concrete layer or steel bar concrete layer.

38, according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 9, it is characterized in that upper plate (1) or on every side at least a in sidewall (2) or the lower shoe (3) be to be stained with the muscle of cementitious material or the reinforce of net (4) is formed by stacking by multilayer.

39,, it is characterized in that described cavity former component is provided with carrying part (22) according to the described a kind of cavity former component of arbitrary claim in the claim 1 to 9.

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