CN1266352C

CN1266352C - A cavity formwork member

Info

Publication number: CN1266352C
Application number: CN 03157899
Authority: CN
Inventors: 邱则有
Original assignee: Individual
Current assignee: Hunan Qiuzeyou Patent Strategy Planning Co Ltd
Priority date: 2003-09-15
Filing date: 2003-09-15
Publication date: 2006-07-26
Anticipated expiration: 2023-09-15
Also published as: CN1896396A; CN100537930C; CN1904267A; CN1904262A; CN1904265A; CN1904260A; CN1904266A; CN100489240C; CN1896433A; CN1896432A; CN100489239C; CN100489227C; CN100458040C; CN1896406A; CN1598195A; CN100545382C; CN1904261A; CN100489228C; CN100560900C; CN100467748C

Abstract

A hollow shuttering member comprises an upper board (1), peripheral side panels (2), and a lower bottom (3), the upper board (1), the peripheral side panels (2), and the lower bottom (3) enclose a polyhedral hollow shuttering member, characterized in that at least one base layer of the upper board (1), the peripheral side panels (2), and the lower bottom (3) of the hollow shuttering member is light material (4). In this way, at least one of the upper plate, the peripheral side wall and the lower bottom is made of light material, so the light form member has relatively light weight and convenient carrying and construction, and can prevent the crack between the cast-in-situ concrete rib and the light form member due to light weight.

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.And for example Shijiazhuang City, Hebei Province city beam army is that ZL00203695.9, name are called " combination concrete hidden rib floor structure " utility model patent in the patent No. of application on February 23rd, 2000, a kind of shuttering member is disclosed in its manual, it can be solid, also can be hollow, its profile can be made shapes such as rectangle, circle, polygon according to designing requirement.And for example the Yu Shaohua of Tianjin is that ZL93206310.1, name are called " shuttering member " utility model patent in the patent No. of application on March 20th, 1993, it also discloses a kind of thin-wall mould-shell member, it makes totally-enclosed empty stomach polyhedral structure with the sidewall and the upper and lower end, establish ribs in the die housing, and adopt GRC or magnesium chloride GRC or do not have the manufacturing of sand ﹠ ceramsite cement.The applicant is 01140106.0 in the application number of application on November 23 calendar year 2001 for another example, publication number is CN1356442, name is called " a kind of mould with cavity structure for casting reinforced concrete floor slab " application for a patent for invention, its disclosed mould with cavity structure, comprise " upper plate; sidewall on every side; go to the bottom; upper plate; sidewall on every side; going to the bottom surrounds the polyhedron Cavity structural member, this Cavity structural member has in light weight, the intensity height, simple in structure, characteristics such as convenient construction and transport, simultaneously, when reality is used, going to the bottom, it is stressed to participate in, and can hang the greater weight object and in-situ deposited prefabricated bonding surface does not ftracture.Above-mentioned disclosed these light tyre moulding members are applied in the Cast-in-place Concrete Building Floor, be shuttering member be again prefabricated noggin piece, have simple in structure, characteristics such as intensity is high, resistance to deformation, the anti-vibration performance is good, easy to manufacture, cost is low.But when this light tyre moulding member was big, weight was heavier relatively, and carrying, construction be trouble, and after the use, year is prone to the crack between Cast-in-place concrete rib and the light tyre moulding member for a long time.Therefore, develop 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 in light weight, carrying, easy construction, can prevent the characteristics such as crack generation between Cast-in-place concrete rib and the light tyre moulding member.

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, it is characterized in that the upper plate of cavity former component, sidewall, at least a basic unit that goes to the bottom are light material on every side.Like this, because at upper plate, sidewall on every side, in going to the bottom at least one is light material, thereby the weight of light tyre moulding member is lighter relatively, the carrying easy construction, simultaneously because weight saving, the corresponding crack generation that prevents between Cast-in-place concrete rib and the light tyre moulding member, thereby reached purpose of the present invention, in addition, light tyre moulding member also has simple in structure, the intensity height, make easily, characteristics such as cost is low, be applicable to various cast-in-situ reinforced concretes or prestressed reinforced concrete superstructure, roof system, sole plate, body of wall, bridge uses, and is specially adapted to arch without beam and uses.

Feature of the present invention also be described upper plate, on every side sidewall, go to the bottom at least one in contain reinforce, perhaps have reinforce to expose, perhaps the reinforce in separately stretches in the matrix of each adjacent member drawknot mutually.Reinforce 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 the two above combination, can be at least a in reinforcing bar, steel wire, steel mesh reinforcement, gauze wire cloth, fiber, fibre bundle, fibrous mesh cloth, nonwoven, metal foil band, porose thin band, strap, the braid over braid etc. as reinforce.Like this, upper plate, on every side sidewall or go to the bottom in contain above-mentioned reinforce, their strength and stiffness have been improved greatly, make cavity former component cracky not in stacking, transportation, installation, work progress, even the breakage of small size is arranged, because of the connection of reinforce is arranged, do not need to repair yet, can continue to come into operation.If also have reinforce to expose the cavity former component outside on the cavity former component, when cavity former component is applied in the cast-in-situ concrete hollow floor, reinforce and Cast-in-place concrete that it exposes combine, can improve the bond stress between Cast-in-place concrete and the cavity former component greatly, optimize the performance of whole hollow building cover; Simultaneously, expose reinforce and also make things convenient for cavity former component when carrying, make handle or suspension ring or suspension hook and use.

Feature of the present invention is that also described light material is at least a of foamed plastics, expanded perlite, expanded vermiculite, haydite concrete, cementing foamed plastics grain concrete, aerating concrete or foam concrete.Like this, cavity former component has better sound insulation, heat insulation, heat-insulating property; 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 sidewall or go to the bottom be 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 also be described upper plate, on every side sidewall or go to the bottom at least one in be provided with a slice overlapping layers at least.Like this, upper plate, sidewall or go to the bottom and be provided with overlapping layers have on every side reduced the production difficulty of cavity former component significantly, simultaneously, also improve the shock resistance damage capability of cavity former component greatly, reduced the breakage rate of product, improved the production efficiency of cavity former component.

Feature of the present invention is that also described overlapping layers is plastic plate, sheet iron, mortar plate, fiberboard, waterproof board, concrete plate, lightweight aggregate plate, thistle board or cystosepiment.

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, multi sphere limit shape, 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 or chamfering polygon.

Feature of the present invention is that also described cavity former component is provided with at least one in groove, inner corner trim, chamfering, 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 groove, inner corner trim, 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, inner corner trim, chamfering, 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, after concrete is built at above-mentioned position, the corresponding Cast-in-place concrete that has formed parallel, quadrature, oblique or grade separation adds competent structure, has improved the mechanical property of Cast-in-place Concrete Building 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, bracing boom, the reinforcing rib at least one to expose outside the cavity former component, perhaps also have reinforce to expose on stiffening rib, bracing boom, the reinforcing rib, perhaps muscle, net reinforce are revealed in the superimposed or superimposed back of the wall of stiffening rib, bracing boom, reinforcing rib and Cavity structural member.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-place Concrete Building 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 described upper plate, at least one in sidewall, the external surface of going to the bottom is corrugated, zigzag, plucking shape or exasperate external surface on every side.Like this, when cavity former component is applied in the cast-in-situ concrete hollow floor, because of its surface is corrugated, zigzag, plucking shape or exasperate external surface, thereby prefabricated cavity former component and the adhesion stress between the Cast-in-place concrete are stronger, thereby can improve the overall performance of superstructure greatly.

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 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 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 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 is also that at least two above cavity former components are connected as one by connector and constitutes assembly in groups, constitutes the internal-rib die cavity between the cavity former component.Like this, after cavity former component was applied in the Cast-in-place Concrete Building 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 also be cavity former component upper plate, go to the bottom at least one in the bridging piece that is extended with bridging piece or reveals reinforce.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, bridging piece can replace construction formwork, saved the template installation procedure, had reduced material wastage rate, simultaneously, had improved efficiency of construction.

Feature of the present invention is also that a plurality of cavity former components connect as one by bridging piece and constitutes assembly in groups, constitutes the internal-rib die cavity between the cavity former component.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, bridging piece can replace construction formwork, save the template installation procedure, reduced material wastage rate, simultaneously, because cavity former component has constituted assembly in groups, thereby has improved the efficiency of construction and the speed of application of superstructure greatly.

(4) description of drawings

Fig. 1 is the structural representation of the embodiment of the invention 1.In the accompanying drawing, 1 is upper plate, 2 be around sidewall, 3 for going to the bottom, 4 is light material, 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 3 be light material 4 and make on every side.

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 3 be light material 4 and make on every side, sidewall 2 and go to the bottom and be provided with reinforce 5 in 3 around it, diagram reinforce 5 is a steel wire.

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, and upper plate 1, sidewall 2 and go to the bottom and 3 be light material 4 and make on every side, its light material 4 is the haydite concrete.

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 3 be light material 4 and make on every side, sidewall 2 is provided with the carrying part 6 of convenient carrying around it, and diagram carrying part 6 is a handle.

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, and upper plate 1, sidewall 2 and go to the bottom and 3 be light material 4 and make on every side, it is gone to the bottom and is provided with overlapping layers 7 in 3.

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 3 be light material 4 and make on every side, going to the bottom is provided with overlapping layers 7 in 3, and its overlapping layers 7 is the concrete plate.

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 3 be light material 4 and make on every side, the horizontal profile of its cavity former component is shaped as polygon.

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 3 be light material 4 and make on every side also are provided with inner corner trim 9, pit 11, hole 12 and boss module 13 on 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 3 be light material 4 and make on every side also are provided with groove 8, inner corner trim 9, chamfering 10 and raised line 14 and external corner 15 on its 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 3 be light material 4 and make on every side, be provided with stiffening rib 16, bracing boom 17 and reinforcing rib 18 in the enclosed cavity of its cavity former component simultaneously, simultaneously, stiffening rib 16 and bracing boom 17 have portion to have branch to be exposed to the cavity former component outside.

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, and upper plate 1, sidewall 2 and go to the bottom and 3 be light material 4 and make on every side, its upper plate 1 is corrugated external surface.

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 3 be light material 4 and make on every side, its cavity former component is provided with keeper 20, and illustrated position part 20 is for supporting locating piece.

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 3 be light material 4 and make on every side, its cavity former component is provided with and is used for connector 21 connected to one another between the cavity former component, and diagram connector 21 is a rod member.

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 3 be light material 4 and make on every side, its a plurality of cavity former components are connected as one by connector 21 and constitute assembly in groups, and the spacing between the adjacent cavities formwork constitutes internal-rib die cavity 22.

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, and upper plate 1, sidewall 2 and go to the bottom and 3 be light material 4 and make on every side, it is gone to the bottom and 3 is extended with bridging piece 23.

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 3 be light material 4 and make on every side, its a plurality of cavity former components connect as one by bridging piece 23 and constitute assembly in groups, and the spacing between the cavity former component constitutes internal-rib die cavity 22.

(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, it is characterized in that the upper plate 1 of cavity former component,

sidewall

2,3 at least a basic unit of going to the bottom are light material 4 on every side.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 light material, 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 3 be light material 4 and make on every side.

The present invention also be described upper plate 1, on every side sidewall 2, go to the bottom 3 at least one in contain reinforce 5, perhaps have reinforce 5 to expose, perhaps the reinforce 5 in separately stretches in the matrix of each adjacent member drawknot mutually.Reinforce 5 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 the two above combination, can be at least a in reinforcing bar, steel wire, steel mesh reinforcement, gauze wire cloth, fiber, fibre bundle, fibrous mesh cloth, nonwoven, metal foil band, porose thin band, strap, the braid over braid etc. as reinforce 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 3 be light material 4 and make on every side, sidewall 2 and go to the bottom and be provided with reinforce 5 in 3 around it, diagram reinforce 5 is a steel wire.

The present invention is that also described light material 4 is at least a of foamed plastics, expanded perlite, expanded vermiculite, haydite concrete, cementing foamed plastics grain concrete, aerating concrete or foam concrete.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, and upper plate 1, sidewall 2 and go to the bottom and 3 be light material 4 and make on every side, its light material 4 is the haydite concrete.

The present invention also is described upper plate 1 or the sidewall 2 or the 3 carrying parts 6 that are provided with convenient carrying of going to the bottom on every side.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 3 be light material 4 and make on every side, sidewall 2 is provided with the carrying part 6 of convenient carrying around it, and diagram carrying part 6 is a handle.

The present invention also be described upper plate 1, on every side sidewall 2 or go to the bottom 3 at least one in be provided with a slice overlapping layers 7 at least.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, and upper plate 1, sidewall 2 and go to the bottom and 3 be light material 4 and make on every side, it is gone to the bottom and is provided with overlapping layers 7 in 3.

The present invention is that also described overlapping layers 7 is plastic plate, sheet iron, mortar plate, fiberboard, waterproof board, concrete plate, lightweight aggregate plate, thistle board or cystosepiment.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 3 be light material 4 and make on every side, going to the bottom is provided with overlapping layers 7 in 3, and its overlapping layers 7 is the concrete plate.

The present invention is that also the horizontal profile of described cavity former component or vertical cross section are shaped as rectangle, square, polygon, multi sphere limit shape, corrugated or circular.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 3 be light material 4 and make on every side, the horizontal profile of its cavity former component is shaped as polygon.

The present invention is that also described polygon is arc angle polygon or chamfering polygon.

The present invention is that also described cavity former component is provided with at least one in groove 8, inner corner trim 9, chamfering 10, pit 11, hole 12, boss module 13, raised line 14, the external corner 15.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 3 be light material 4 and make on every side also are provided with inner corner trim 9, pit 11, hole 12 and boss module 13 on 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 3 be light material 4 and make on every side also are provided with groove 8, inner corner trim 9, chamfering 10 and raised line 14 and external corner 15 on its cavity former component.

The present invention also is described groove 8, inner corner trim 9, chamfering 10, raised line 14 self or is parallel, quadrature, oblique or grade separation setting mutually.As shown in Figure 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 3 be light material 4 and make on every side, the groove 8 that is provided with on its cavity former component, inner corner trim 9, chamfering 10 and raised line 14, they self or be parallel, quadrature 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, bracing boom 17, the reinforcing rib 18 at least one to expose outside the cavity former component, perhaps also have reinforce 5 to expose on stiffening rib 16, bracing boom 17, the reinforcing rib 18, perhaps stiffening rib 16, bracing boom 17, reinforcing rib 18 reveal muscle, net reinforce 5 with the superimposed or superimposed back of the wall of Cavity structural member.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 3 be light material 4 and make on every side, be provided with stiffening rib 16, bracing boom 17 and reinforcing rib 18 in the enclosed cavity of its cavity former component simultaneously, simultaneously, stiffening rib 16 and bracing boom 17 have portion to have branch to be exposed to the cavity former component outside.

The present invention also is described upper plate 1, at least one in

sidewall

2,3 the external surface of going to the bottom is corrugated, zigzag, plucking shape or exasperate external surface on every side.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, and upper plate 1, sidewall 2 and go to the bottom and 3 be light material 4 and make on every side, its upper plate 1 is corrugated external surface.

The present invention is that also described cavity former component is provided with align member 20.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 3 be light material 4 and make on every side, its cavity former component is provided with keeper 20, and illustrated position part 20 is for supporting locating piece.

The present invention is that also described cavity former component is provided with connector 21 connected to one another between the cavity former component.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 3 be light material 4 and make on every side, its cavity former component is provided with and is used for connector 21 connected to one another between the cavity former component, and diagram connector 21 is a rod member.

The present invention is also that at least two above cavity former components are connected as one by connector 21 and constitutes assembly in groups, constitutes internal-rib die cavity 22 between the cavity former component.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 3 be light material 4 and make on every side, its a plurality of cavity former components are connected as one by connector 21 and constitute assembly in groups, and the spacing between the adjacent cavities formwork constitutes internal-rib die cavity 22.

The present invention also be cavity former component upper plate 1, go to the bottom 3 at least one in the bridging piece 23 that is extended with bridging piece 23 or reveals reinforce 5.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, and upper plate 1, sidewall 2 and go to the bottom and 3 be light material 4 and make on every side, it is gone to the bottom and 3 is extended with bridging piece 23.

The present invention is also that a plurality of cavity former components connect as one by bridging piece 23 and constitutes assembly in groups, constitutes internal-rib die cavity 22 between the cavity former component.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 3 be light material 4 and make on every side, its a plurality of cavity former components connect as one by bridging piece 23 and constitute assembly in groups, and the spacing between the cavity former component constitutes internal-rib die cavity 22.

During the invention process, can adopt the haydite concrete in mould, to make the cavity former component of opening, demoulding maintenance promptly obtains the cavity former component of opening the length of time to regulation, then, in following bottom die, make and go to the bottom 3, its slurry of 3 of going to the bottom can adopt the haydite concrete, also can place gauze wire cloth reinforce 5 in 3 going to the bottom, before the 3 slurry setting and hardens of going to the bottom, the open cavity shuttering member that makes in advance 3 is bonded to integral body with going to the bottom, the demoulding behind 3 setting and hardens of waiting to go to the bottom, maintenance promptly obtains cavity former component to stipulating the length of time.

Claims

1. A cavity formwork member, comprising an upper plate (1), surrounding side walls (2), and a lower bottom (3), surrounded by an upper plate (1), surrounding side walls (2), and a lower bottom (3) The polyhedral cavity formwork component is characterized in that at least one base layer of the upper plate (1), surrounding side walls (2) and lower bottom (3) of the cavity formwork component is made of lightweight material (4).

2. A cavity formwork member according to claim 1, characterized in that at least one of the upper plate (1), surrounding side walls (2), and lower bottom (3) contains reinforcements (5 ), or the reinforcements (5) are exposed, or the reinforcements (5) in each protrude into the matrix of adjacent components and tie each other.

3. A cavity formwork member according to claim 1, characterized in that said lightweight material (4) is foamed plastics, expanded perlite, expanded vermiculite, ceramsite concrete, cement-bonded foamed plastic particles At least one of concrete, air-entrained concrete or foamed concrete.

4. A cavity formwork member according to claim 1, characterized in that the upper plate (1) or the surrounding side walls (2) or the lower bottom (3) are provided with convenient handling parts ( 6).

5. A cavity formwork member according to claim 1, characterized in that at least one of the upper plate (1), surrounding side walls (2) or lower bottom (3) is provided with at least one stack Composite layer (7).

6. A cavity formwork member according to claim 5, characterized in that the laminated layer (7) is plastic board, thin iron sheet, mortar board, fiberboard, waterproof cardboard, concrete board, lightweight aggregate board, lightweight board or foam board.

7. A cavity formwork component according to any one of claims 1 to 6, characterized in that the shape of the cavity formwork component in horizontal section or vertical section is rectangle, square, polygon, Polygonal, corrugated or circular.

8. A cavity formwork member according to claim 7, characterized in that said polygon is an arc-angled polygon or a chamfered polygon.

9. A cavity formwork member according to any one of claims 1 to 6, characterized in that grooves (8), inner corners (9), At least one of a chamfer (10), a pit (11), a hole (12), a boss module (13), a convex line (14), and an external angle (15).

10. A cavity formwork member according to claim 9, characterized in that the grooves (8), internal corners (9), chamfers (10), and convex lines (14) are formed by themselves or each other. Parallel, orthogonal, oblique, or interchange settings.

11. A cavity formwork member according to any one of claims 1 to 6, characterized in that stiffeners (16), stiffening rods are arranged in the closed cavity of the cavity formwork member (17), at least one of stiffeners (18), or at least one of stiffeners (16), stiffeners (17), stiffeners (18) is exposed outside the cavity formwork member, or stiffeners (16 ), stiffeners (17), stiffeners (18) and reinforcements (5) are exposed, or stiffeners (16), stiffeners (17), stiffeners (18) are superimposed on the wall of the cavity member or After stacking, exposed ribs and net reinforcements (5).

12. A cavity formwork member according to any one of claims 1 to 6, characterized in that the upper plate (1), the surrounding side walls (2), and the outer surface of the lower bottom (3) At least one of the surfaces is a corrugated, serrated, brushed or matte outer surface.

13. A cavity formwork member according to any one of claims 1 to 6, characterized in that a positioning member (20) is arranged on the cavity formwork member.

14. A cavity formwork member according to any one of claims 1 to 6, characterized in that the cavity formwork member is provided with connecting pieces for connecting the cavity formwork members to each other (twenty one).

15. A cavity formwork component according to claim 14, characterized in that at least two cavity formwork components are connected through connectors (21) to form a group assembly, and the cavity formwork components Constitute the inner rib mold cavity (22).

16. A cavity formwork member according to any one of claims 1 to 6, characterized in that at least one of the upper plate (1) and the lower bottom (3) of the cavity formwork member protrudes There is a pick plate (23) or a pick plate (23) with reinforcements (5).

17. A cavity formwork component according to claim 16, characterized in that a plurality of cavity formwork components are connected as a whole through pick-up plates (23) to form a group assembly, and an inner cavity formwork is formed between the cavity formwork components. Rib cavity (22).