CN100570091C - A kind of cast-in-place concrete hollow-cavity mould component - Google Patents

Abstract

A kind of cast-in-place concrete hollow-cavity mould component, comprise upper plate (1), sidewall (2) on every side, go to the bottom (3), upper plate (1), sidewall (2) on every side, go to the bottom (3) surround the polyhedron cavity former component, (3) sidewall (2) around at least one of going to the bottom stretches out and constitutes bridging piece (4), it is characterized in that the vertical hole (5) that has at least one Cast-in-place concrete to pour into a mould usefulness runs through upper plate (1) surface of cavity former component on cavity former component, the other end is communicated on go to the bottom (3), go to the bottom (3) for by common superimposed the going to the bottom that constitutes in template (7) and go to the bottom (3), prefabricated one side is the hollow mould shell of opening earlier, after in its opening, being embedded template, set the bed material slurry again on the template upper berth, maintenance is after stipulate the length of time, remove the moulding form of going to the bottom, obtaining going to the bottom is the superimposed cavity former component of template.The superstructure, roof system, body of wall, sole plate and the bridge that are applicable to cast-in-situ reinforced concrete or prestressed reinforced concrete use, and are particularly useful for arch without beam and use.

Description

A kind of cast-in-place concrete hollow-cavity mould component

The application for the applying date be that August 4, application number in 2003 are 03143752.4, name is called the dividing an application of application for a patent for invention of " a kind of cast-in-place concrete hollow-cavity mould component ".

(1) technical field

The present invention relates to a kind of cast-in-place concrete hollow-cavity mould 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 former component, this cavity former component 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, in addition, this kind polyhedron cavity former component, in order to save construction formwork, go to the bottom also and can stretch out the formation bridging piece from sidewall on every side, bridging piece can be used as the stay in place formwork of the Cast-in-place concrete rib between the cavity former component, helps improving speed of application, reduces construction cost.Simultaneously, this cavity former component also has 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 the stressed and Force transmission parts of no superstructure in this cavity former component particularly when the cavity former component size is big, shows more obviously.Therefore, develop a kind of novel cast-in-place concrete hollow-cavity mould component for being badly in need of.

(3) summary of the invention

The object of the present invention is to provide a kind of cast-in-place concrete hollow-cavity mould component, be applied to hollow building cover after, have characteristics such as the mechanical property of improving superstructure, easy construction.

Solution of the present invention is on the basis of existing technology, comprise upper plate, sidewall on every side, go to the bottom, upper plate, sidewall on every side, go to the bottom and surround the polyhedron cavity former component, go to the bottom and stretch out the formation bridging piece from least one sidewall on every side, it is characterized in that the vertical hole that has at least one Cast-in-place concrete to pour into a mould usefulness runs through the upper panel surface of cavity former component on cavity former component, on the other end is communicated to and goes to the bottom, go to the bottom to going to the bottom by the template and constitute jointly superimposed of going to the bottom, prefabricated one side is the hollow mould shell of opening earlier, after in its opening, being embedded template, set the bed material slurry again on the template upper berth, maintenance is after stipulate the length of time, remove the moulding form of going to the bottom, obtaining going to the bottom is the superimposed cavity former component of template.Like this, after cavity former component is applied to cast-in-situ concrete hollow floor, because cavity former component is provided with the upper panel surface that the vertical hole die cavity of Cast-in-place concrete cast usefulness runs through cavity former component, on the other end is communicated to and goes to the bottom, Cast-in-place concrete enters in the hole die cavity, after treating setting and harden, Cast-in-place concrete post or pier or bar have been formed, thereby in cavity former component, formed the stressed and Force transmission parts of superstructure, further improve the mechanical property of superstructure, particularly improved the shearing resistance of superstructure, antitorque mechanical property; Simultaneously, characteristics such as that cavity former component also has is simple in structure, intensity is high, resistance to deformation, the anti-vibration performance is good, easy to manufacture, cost is low, easy construction, speed of application are fast, thereby reached purpose of the present invention, the hollow building cover, roof system, body of wall, sole plate and the hollow bridges that are applicable to cast-in-situ reinforced concrete or prestressed reinforced concrete are used, and are particularly useful for hollow arch without beam and use.

Feature of the present invention also is also to be provided with on the described cavity former component hole of other direction, and runs through the surface of cavity former component.Like this, when cavity former component was applied in the Cast-in-place Concrete Building Floor, Cast-in-place concrete poured in the die cavity of above-mentioned hole, the corresponding superimposed rod member of Cast-in-place concrete that formed, strengthen the structural strength of Cast-in-place Concrete Building Floor from different directions, increased substantially the comprehensive mechanical property of superstructure.

Feature of the present invention is that also the axis of a plurality of vertical holes in a plane or in Different Plane, is set in parallel each other.Like this, when cavity former component is applied in the Cast-in-place Concrete Building Floor, Cast-in-place concrete pours in the above-mentioned hole die cavity, the corresponding axis that formed is on a plane or the superimposed rod member of the Cast-in-place concrete that is set in parallel each other in Different Plane, with the force structure of Cast-in-place Concrete Building Floor inside from traditional unidirectional or two-way stress system, changed over three-dimensional new spatial structure system, made the Cast-in-place Concrete Building Floor structure more light and handy, firm.

Feature of the present invention also is the axis of hole of a plurality of other directions in a plane or in Different Plane, is each other to intersect or grade separation or be arranged in parallel.Like this, when cavity former component is applied in the Cast-in-place Concrete Building Floor, Cast-in-place concrete pours in the above-mentioned hole die cavity, correspondingly formed that axis being each other on a plane or in Different Plane intersects or grade separation or the superimposed rod member of Cast-in-place concrete that be arranged in parallel, with the force structure of Cast-in-place Concrete Building Floor inside from traditional unidirectional or two-way stress system, changed over three-dimensional new spatial structure system, made the Cast-in-place Concrete Building Floor structure more light and handy, firm.

Feature of the present invention also is the axis of hole of a plurality of vertical holes and other direction in a plane or in Different Plane, is each other to intersect or grade separation or be arranged in parallel.Like this, when cavity former component is applied in the Cast-in-place Concrete Building Floor, Cast-in-place concrete pours in the above-mentioned hole die cavity, correspondingly formed that axis being each other on a plane or in Different Plane intersects or grade separation or the superimposed rod member of Cast-in-place concrete that be arranged in parallel, with the force structure of Cast-in-place Concrete Building Floor inside from traditional unidirectional or two-way stress system, changed over three-dimensional new spatial structure system, made the Cast-in-place Concrete Building Floor structure more light and handy, firm.

Feature of the present invention is also that the hole of described other direction is communicated with and goes to the bottom and sidewall on every side.Like this, when cavity former component is applied in the cast-in-situ concrete hollow floor, Cast-in-place concrete pours into that above-mentioned connection is gone to the bottom and on every side in other direction hole of sidewall, formed the superimposed rod member of Cast-in-place concrete, formed the dark rib of band diagonal brace in superstructure inside, its cast-in-place superimposed rod member also plays the effect that drawknot is gone to the bottom simultaneously, makes superstructure when meeting with earthquake or other situation, can cracking destruction, improved the globality of superstructure.

Feature of the present invention is that also described going to the bottom stretch out bridging piece from the adjacent both sides of sidewall on every side and constitute L shaped bridging piece, perhaps goes to the bottom and all stretch out the annular bridging piece in bridging piece formation side around sidewall on every side.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, its bridging piece that stretches out can replace construction formwork, has reduced the loss of template, simultaneously, had saved the installation procedure of template, had improved efficiency of construction greatly, had reduced the integrated cost of superstructure.

Feature of the present invention also is described going to the bottom to being gone to the bottom by the template and constitute jointly superimposed of going to the bottom.Like this, earlier prefabricated one side is the hollow mould shell of opening, in its opening, be embedded template after, set the bed material slurry again on the template upper berth, maintenance removes the moulding form of going to the bottom after stipulate the length of time, promptly obtains going to the bottom being the superimposed cavity former component of template; Its template and common superimposed the going to the bottom that constitutes of going to the bottom have characteristics such as intensity is big, easy to make, can realize flowing water production, have reduced the cost of cavity former component significantly, help applying of cavity former component.

Feature of the present invention also is described upper plate or sidewall or bridging piece are provided with the carrying part of convenient carrying on every side.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.

Feature of the present invention is that also at least one side of described upper plate is extended with bridging piece.Like this, when cavity former component was applied in the cast-in-situ concrete hollow floor, the bridging piece that stretches out can form laminated floor slab with Cast-in-place concrete, had reduced the consumption of Cast-in-place concrete, had reduced the comprehensive cost of superstructure; Simultaneously, when cavity former component is applied to hollow wall, upper plate and the bridging piece of going to the bottom and stretching out, the template that all can be used as the body of wall both sides is used, and can improve efficiency of construction greatly, reduces construction cost.

Feature of the present invention also be described upper plate, on every side sidewall, go to the bottom, bridging piece at least one in contain reinforce, perhaps have reinforce to expose.Reinforce is at least a in reinforcing bar, steel wire, presstressed reinforcing steel, steel mesh reinforcement, gauze wire cloth, fiber, fibre bundle, fibrous mesh cloth, nonwoven, metal foil band, strap, the braid over braid.Like this, upper plate, on every side sidewall, go to the bottom or bridging piece 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, need not 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 also be have reinforce to stretch in the sidewall around described and be anchored at go to the bottom or bridging piece in, go to the bottom or bridging piece in have reinforce to stretch into and be anchored on every side in the sidewall.Like this, have reinforce to stretch into and be anchored in the sidewall to go to the bottom interior or bridging piece in, go to the bottom or bridging piece in have reinforce to stretch into and be anchored in the sidewall, thereby, improved sidewall greatly and go to the bottom between bonding strength, can effectively guarantee cavity former component in transportation, installation, work progress, sidewall and go to the bottom or bridging piece between do not ftracture, loosening, do not come off, reduced the breakage rate of cavity former component significantly.

Feature of the present invention is that also at least one end of described vertical hole is gradual change enlarging shape hole or sudden change enlarging shape hole.Like this, after cavity former component is applied in the Cast-in-place Concrete Building Floor, Cast-in-place concrete pours in the hole, the corresponding cast-in-situ concrete structure that increases or suddenly change and increase gradually that formed, can satisfy local the reinforcement done in different force parts in the superstructure, be specially adapted to make building cover structure improve rationally more to strengthening near dark beam or bright beam or the structural column.

Feature of the present invention is that also at least one end of the hole of described other direction is gradual change enlarging shape hole or sudden change enlarging shape hole.Like this, after cavity former component is applied in the Cast-in-place Concrete Building Floor, Cast-in-place concrete pours in the hole, the corresponding cast-in-situ concrete structure that increases or suddenly change and increase gradually that formed, can satisfy local the reinforcement done in different force parts in the superstructure, be specially adapted to make building cover structure improve rationally more to strengthening near dark beam or bright beam or the structural column.

Feature of the present invention is that also the horizontal profile of described polyhedron cavity former component is shaped as rectangle, square, polygon, arc angle polygon, chamfering 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 also is also to be provided with on the described cavity former component at least one in groove, inner corner trim, chamfering, pit, 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.

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 building concrete, the corresponding Cast-in-place concrete that has formed parallel, quadrature, oblique or grade separation adds competent structure, has improved the mechanical property of Cast-in-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, the bracing boom at least one to expose outside the cavity former component, perhaps also have reinforce to expose on stiffening rib, the bracing boom.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, can form the cast-in-place and prefabricated composite construction that combines with Cast-in-place concrete, optimize 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 to be provided with light material in the enclosed cavity of described cavity former component.Like this, improve the shock resistance of cavity former component greatly, reduced the breakage rate of product in the construction application process.Simultaneously, also make cavity former component have better sound insulation, heat insulation, heat-insulating property; Light material can be foamed plastics, expanded perlite, expanded vermiculite, foaming or aerated light concrete, rock wool, mineral wool, glass wool, haydite or haydite concrete etc., and the diversity of its light material kind is drawn materials when being convenient to produce nearby, helps reducing production costs.

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

Feature of the present invention also is described upper plate, at least one in the external surface of sidewall, bridging piece 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 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, accelerate speed of application.

Feature of the present invention is that also at least two above cavity former components are connected as one by bridging piece, 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 bridging piece, 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 is to be provided with in the described internal-rib die cavity fixed or movable support draw piece.The support draw piece can be rod member, rope, plate, muscle, silk, thin band, pier, piece etc.Like this, owing to be provided with the support draw piece, cavity former component in groups is when the carrying construction, because the support or the drawknot effect of support draw piece, significantly reduced the breakage rate of cavity former component in groups, in the time of in being applied to cast-in-situ concrete hollow floor, installation speed is fast, high efficiency can improve 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 bridging piece, 5 is vertical hole, 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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, its cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, and the other end is communicated to goes to the bottom on 3.

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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, also is provided with the hole 6 of other direction on its described cavity former component, and hole 6 runs through the surface of cavity former component.

Fig. 3 is the structural representation of the embodiment of the invention 3, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, also be provided with the hole 6 of other direction on the cavity former component, the axis of its described hole 5 and hole 6 is parallel or crossing setting each other in Different Plane.

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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, also is provided with the hole 6 of other direction on the cavity former component, and the hole 6 of its described other direction is communicated with goes to the bottom 3 and sidewall 2 on every side.

Fig. 5 is the structural representation of the embodiment of the invention 5, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and it is gone to the bottom and 3 stretches out from the adjacent both sides of sidewall 2 on every side and to constitute L type bridging piece 4.

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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and it goes to the bottom 3 for by the template 7 and 3 superimposed the going to the bottom that constitute jointly of going to the bottom, and sidewall 2 is provided with the locating piece of template 7 around.

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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and sidewall 2 is provided with the carrying part 8 of convenient carrying around it, and diagram carrying part 8 is a handle.

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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and sidewall 2 had constituted bridging piece 4 around its upper plate 1 had also stretched out.

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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, its upper plate 1 and be provided with reinforce 9 in the sidewall 2 on every side, and diagram reinforce 9 is thin band.

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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, upper plate 1 and be provided with reinforce 9 in the sidewall 2 on every side, diagram reinforce 9 is fibrous mesh cloth or gauze wire cloth, also is provided with fibrous mesh cloth or gauze wire cloth reinforce 9 in its sidewall 2 and stretches into and be anchored at and go to the bottom in 3.

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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and its hole 5 is gradual change enlarging shape hole.

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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and the horizontal profile of its Cavity structural member is shaped as the arc angle quadrangle.

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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, also is provided with pit 13, boss module 14 and raised line 15 on its cavity former component simultaneously.

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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, also is provided with groove 10, inner corner trim 11, chamfering 12 and external corner 16 on its cavity former component simultaneously.

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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, be provided with stiffening rib 17, bracing boom 18 and reinforcing rib 19 in the enclosed cavity of its cavity former component, simultaneously, stiffening rib 17 and bracing boom 18 have part to be exposed to outside 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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, is provided with light material 20 in the enclosed cavity of its cavity former component, and diagram light material 20 is an expanded perlite.

Figure 17 is the structural representation of the embodiment of the invention 17, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and its upper plate 1 is movable dismountable fastening cover plate.

Figure 18 is the structural representation of the embodiment of the invention 18, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and its upper plate 1 and bridging piece 4 are the exasperate external surface, and sidewall 2 is plucking shape surface on every side.

Figure 19 is the structural representation of the embodiment of the invention 19, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and its cavity former component is provided with a plurality of align members 21, and illustrated position member 21 is for supporting locating piece.

Figure 20 is the structural representation of the embodiment of the invention 20, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, also be provided with a plurality of connectors 22 connected to one another between the cavity former component that are used on its cavity former component, diagram connector 22 is a rod member.

Figure 21 is the structural representation of the embodiment of the invention 21, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and its a plurality of cavity former components are connected as one by bridging piece 4, constitutes a plurality of internal-rib die cavitys 23 between the cavity former component.

Figure 22 is the structural representation of the embodiment of the invention 22, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, a plurality of cavity former components are connected as one by bridging piece 4, constitute a plurality of internal-rib die cavitys 23 between the cavity former component, be provided with a plurality of fixing support draw pieces 24 in its internal-rib die cavity 23, diagram support draw piece 24 is the support idler arm.

(5) specific embodiment

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

The present invention as shown in drawings, comprise upper plate 1, sidewall 2 on every side, go to the bottom 3, upper plate 1, sidewall 2 on every side, go to the bottom and 3 surround the polyhedron cavity former component, go to the bottom 3 around at least one sidewall 2 stretch out and constitute bridging piece 4, it is characterized in that the vertical hole 5 that has at least one Cast-in-place concrete to pour into a mould usefulness runs through upper plate 1 surface of cavity former component on cavity former component, the other end is communicated to goes to the bottom on 3, go to the bottom 3 for by template 7 with go to the bottom 3 superimposed the going to the bottom that constitute jointly, prefabricated one side is the hollow mould shell of opening earlier, after in its opening, being embedded template, set the bed material slurry again on the template upper berth, maintenance is after stipulate the length of time, remove the moulding form of going to the bottom, obtaining going to the bottom is the superimposed cavity former component of template.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 bridging piece, 5 is vertical hole, 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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, its cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, and the other end is communicated to goes to the bottom on 3.

Feature of the present invention also is also to be provided with on the described cavity former component hole 6 of other direction, and runs through the surface of cavity former component.Fig. 2 is the structural representation of the embodiment of the invention 2, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, also is provided with the hole 6 of other direction on its described cavity former component, and hole 6 runs through the surface of cavity former component.

Feature of the present invention also is the axis of hole 6 of a plurality of vertical holes 5 and other direction in a plane or in Different Plane, is each other to intersect or grade separation or be arranged in parallel.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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, also be provided with the hole 6 of other direction on the cavity former component, the axis of the hole 6 of its described vertical hole 5 and other direction is parallel or crossing setting each other in Different Plane.

Feature of the present invention is that also the axis of a plurality of vertical holes 5 in a plane or in Different Plane, is set in parallel each other.

Feature of the present invention also is the axis of hole 6 of a plurality of other directions in a plane or in Different Plane, is each other to intersect or grade separation or be arranged in parallel.

Feature of the present invention also be the hole 6 of described other direction be communicated with go to the bottom 3 with sidewall 2 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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, also is provided with the hole 6 of other direction on the cavity former component, and the hole 6 of its described other direction is communicated with goes to the bottom 3 and sidewall 2 on every side.

Feature of the present invention is that also described going to the bottom 3 stretch out bridging piece 4 from the adjacent both sides of sidewall 2 on every side and constitute L shaped bridging piece, perhaps goes to the bottom 3 all to stretch out the annular bridging piece in bridging piece 4 formation sides around sidewall 2 on every side.Fig. 5 is the structural representation of the embodiment of the invention 5, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and it is gone to the bottom and 3 stretches out from the adjacent both sides of sidewall 2 on every side and to constitute L type bridging piece 4.

Feature of the present invention also be described go to the bottom 3 for by template 7 with go to the bottom 3 superimposed the going to the bottom that constitute jointly.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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and it goes to the bottom 3 for by the template 7 and 3 superimposed the going to the bottom that constitute jointly of going to the bottom, and sidewall 2 is provided with the locating piece of template 7 around.

Feature of the present invention also is described upper plate 1 or sidewall 2 or bridging piece 4 are provided with the carrying part 8 of convenient carrying on every side.Carrying part 8 can be handle, suspension hook, suspension ring or other device.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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and sidewall 2 is provided with the carrying part 8 of convenient carrying around it, and diagram carrying part 8 is a handle.

Feature of the present invention is that also at least one side of described upper plate 1 is extended with bridging piece 4.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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and sidewall 2 had constituted bridging piece 4 around its upper plate 1 had also stretched out.

Feature of the present invention also be described upper plate 1, on every side sidewall 2, go to the bottom 3, bridging piece 4 at least one in contain reinforce 9, perhaps have reinforce 9 to expose.Reinforce 9 is at least a in reinforcing bar, steel wire, presstressed reinforcing steel, steel mesh reinforcement, gauze wire cloth, fiber, fibre bundle, fibrous mesh cloth, nonwoven, metal foil band, strap, the braid over braid.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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, its upper plate 1 and be provided with reinforce 9 in the sidewall 2 on every side, and diagram reinforce 9 is thin band.

Feature of the present invention also is have reinforce 9 to stretch into and be anchored in the sidewall 2 around described go to the bottom 3 or bridging piece 4 in, go to the bottom 3 or bridging piece 4 in have reinforce 9 to stretch into and be anchored on every side in the sidewall 2.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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, upper plate 1 and be provided with reinforce 9 in the sidewall 2 on every side, diagram reinforce 9 be fibrous mesh cloth or gauze wire cloth, and it also is provided with on every side fibrous mesh cloth or gauze wire cloth reinforce 9 in the sidewall 2 and stretches into and be anchored at and go to the bottom in 3.

Feature of the present invention is that also at least one end of described vertical hole 5 is gradual change enlarging shape hole or sudden change enlarging shape hole.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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and its vertical hole 5 is gradual change enlarging shape hole.

Feature of the present invention is that also at least one end of the hole 6 of described other direction is gradual change enlarging shape hole or sudden change enlarging shape hole.

Feature of the present invention is that also the horizontal profile of described polyhedron cavity former component is shaped as rectangle, square, polygon, arc angle polygon, chamfering polygon, multi sphere limit shape, corrugated or circular.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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and the horizontal profile of its Cavity structural member is shaped as the arc angle quadrangle.

Feature of the present invention also is also to be provided with on the described cavity former component at least one in groove 10, inner corner trim 11, chamfering 12, pit 13, boss module 14, raised line 15, the external corner 16.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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, also is provided with pit 13, boss module 14 and raised line 15 on its cavity former component simultaneously.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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, also is provided with groove 10, inner corner trim 11, chamfering 12 and external corner 16 on its cavity former component simultaneously.

Feature of the present invention also is described groove 10, inner corner trim 11, chamfering 12, raised line 15 self or is parallel, quadrature, oblique or grade separation setting mutually.As shown in figure 14, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, its described groove 10, inner corner trim 11, chamfering 12 self or be parallel, quadrature mutually or the grade separation setting.

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 17, bracing boom 18, the reinforcing rib 19, perhaps there be in stiffening rib 17, the bracing boom 18 at least one to expose outside the cavity former component, perhaps also have reinforce 9 to expose on stiffening rib 17, the bracing boom 18.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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, be provided with stiffening rib 17, bracing boom 18 and reinforcing rib 19 in the enclosed cavity of its cavity former component, simultaneously, stiffening rib 17 and bracing boom 18 have part to be exposed to outside the cavity former component.

Feature of the present invention also is to be provided with light material 20 in the enclosed cavity of described 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, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, is provided with light material 20 in the enclosed cavity of its cavity former component, and diagram light material 20 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 be dismountable movable part.Figure 17 is the structural representation of the embodiment of the invention 17, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and its upper plate 1 is movable dismountable fastening cover plate.

Feature of the present invention also is described upper plate 1, at least one in the external surface of sidewall 2, bridging piece 4 is corrugated, zigzag, plucking shape or exasperate external surface on every side.Figure 18 is the structural representation of the embodiment of the invention 18, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and its upper plate 1 and bridging piece 4 are the exasperate external surface, and sidewall 2 is plucking shape surface on every side.

Feature of the present invention is that also described cavity former component is provided with align member 21.Figure 19 is the structural representation of the embodiment of the invention 19, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and its cavity former component is provided with a plurality of align members 21, and illustrated position member 21 is for supporting locating piece.

Feature of the present invention is that also described cavity former component is provided with connector 22 connected to one another between the cavity former component.Figure 20 is the structural representation of the embodiment of the invention 20, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, also be provided with a plurality of connectors 22 connected to one another between the cavity former component that are used on its cavity former component, diagram connector 22 is a rod member.

Feature of the present invention is that also at least two above cavity former components are connected as one by bridging piece 4, constitutes internal-rib die cavity 23 between the cavity former component.Figure 21 is the structural representation of the embodiment of the invention 21, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, and its a plurality of cavity former components are connected as one by bridging piece 4, constitutes a plurality of internal-rib die cavitys 23 between the cavity former component.

Feature of the present invention also is to be provided with in the described internal-rib die cavity 23 fixed or movable support draw piece 24.Figure 22 is the structural representation of the embodiment of the invention 22, upper plate 1, sidewall 2 and go to the bottom and 3 surround and constitute the polyhedron cavity former component on every side, go to the bottom and 3 stretch out for 2 times from sidewall on every side and to constitute bridging piece 4, cavity former component is provided with the vertical hole 5 of Cast-in-place concrete cast usefulness, the one end runs through upper plate 1 surface of cavity former component, the other end is communicated to goes to the bottom on 3, a plurality of cavity former components are connected as one by bridging piece 4, constitute a plurality of internal-rib die cavitys 23 between the cavity former component, be provided with a plurality of fixing support draw pieces 24 in its internal-rib die cavity 23, diagram support draw piece 24 is the support idler arm.

During the invention process, can adopt cement gel ramming material and fiberglass gridding cloth or gauze wire cloth, in mould, make one deck cementitious matter layer of glass grid cloth cavity former component of the opening of vertical hole 5 die cavitys of the band with layer structure of the multilayer build-up of one deck cementitious matter again, demoulding maintenance is to stipulating the length of time, promptly obtain the open cavity shuttering member, then, in following bottom die, make and go to the bottom 3, its slurry of 3 of going to the bottom can adopt cement mortar or cement concrete, also can place reinforces 9 such as reinforcing bar or gauze wire cloth in 3 going to the bottom, before the 3 slurry setting and hardens of going to the bottom, the opening edge of 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 obtain having on the cavity former component cast-in-place concrete hollow-cavity mould component of vertical hole 5 after stipulate the length of time.

Claims (31)

1, a kind of cast-in-place concrete hollow-cavity mould component, comprise upper plate (1), sidewall (2) on every side, go to the bottom (3), upper plate (1), sidewall (2) on every side, go to the bottom (3) surround the polyhedron cavity former component, (3) sidewall (2) around at least one of going to the bottom stretches out and constitutes bridging piece (4), it is characterized in that the vertical hole (5) that has at least one Cast-in-place concrete to pour into a mould usefulness runs through upper plate (1) surface of cavity former component on cavity former component, the other end is communicated on go to the bottom (3), go to the bottom (3) for by common superimposed the going to the bottom that constitutes in template (7) and go to the bottom (3), prefabricated one side is the hollow mould shell of opening earlier, after in its opening, being embedded template, set the bed material slurry again on the template upper berth, maintenance is after stipulate the length of time, remove the moulding form of going to the bottom, obtaining going to the bottom is the superimposed cavity former component of template.

2, a kind of cast-in-place concrete hollow-cavity mould component according to claim 1 is characterized in that also being provided with on the described cavity former component hole (6) of other direction, and runs through the surface of cavity former component.

3, a kind of cast-in-place concrete hollow-cavity mould component according to claim 2, the axis that it is characterized in that a plurality of vertical holes (5) is set in parallel in a plane or in Different Plane each other.

4, a kind of cast-in-place concrete hollow-cavity mould component according to claim 2, the axis of hole (6) that it is characterized in that a plurality of other directions are each other and intersect or grade separation or be arranged in parallel in a plane or in Different Plane.

5, a kind of cast-in-place concrete hollow-cavity mould component according to claim 2, the axis of hole (6) that it is characterized in that a plurality of vertical holes (5) and other direction are each other and intersect or grade separation or be arranged in parallel in a plane or in Different Plane.

6, a kind of cast-in-place concrete hollow-cavity mould component according to claim 2, the hole (6) that it is characterized in that described other direction are communicated with go to the bottom (3) and sidewall (2) on every side.

7, a kind of cast-in-place concrete hollow-cavity mould component according to claim 1, it is characterized in that described going to the bottom (3) stretch out bridging piece (4) from the adjacent both sides of sidewall (2) on every side and constitute L shaped bridging piece, perhaps go to the bottom (3) all stretch out the annular bridging piece in bridging piece (4) formation side around sidewall (2) on every side.

8, a kind of cast-in-place concrete hollow-cavity mould component according to claim 1 is characterized in that described upper plate (1) or sidewall (2) or bridging piece (4) are provided with the carrying part (8) of convenient carrying on every side.

9, a kind of cast-in-place concrete hollow-cavity mould component according to claim 1 is characterized in that at least one side of described upper plate (1) is extended with bridging piece (4).

10, a kind of cast-in-place concrete hollow-cavity mould component according to claim 1 is characterized in that described upper plate (1), contains reinforce (9) at least one of sidewall (2), go to the bottom (3), bridging piece (4) on every side.

11, a kind of cast-in-place concrete hollow-cavity mould component according to claim 1 is characterized in that described upper plate (1), at least one of sidewall (2), go to the bottom (3), bridging piece (4) has reinforce (9) to expose on every side.

12, a kind of cast-in-place concrete hollow-cavity mould component according to claim 10, it is characterized in that having reinforce (9) to stretch into and be anchored in the sidewall (2) around described and go to the bottom (3) or bridging piece (4) in, go to the bottom (3) or bridging piece (4) in have reinforce (9) to stretch into and be anchored on every side in the sidewall (2).

13, according to the described a kind of cast-in-place concrete hollow-cavity mould component of arbitrary claim in the claim 1 to 12, at least one end that it is characterized in that described vertical hole (5) is gradual change enlarging shape hole or sudden change enlarging shape hole.

14, according to the described a kind of cast-in-place concrete hollow-cavity mould component of arbitrary claim in claim 2 or 4 to 6, at least one end that it is characterized in that the hole (6) of described other direction is gradual change enlarging shape hole or sudden change enlarging shape hole.

15,, it is characterized in that the horizontal profile of described polyhedron cavity former component is shaped as polygon, corrugated or circular according to the described a kind of cast-in-place concrete hollow-cavity mould component of arbitrary claim in the claim 1 to 12.

16, according to the described a kind of cast-in-place concrete hollow-cavity mould component of arbitrary claim in the claim 1 to 12, it is characterized in that the horizontal profile of described polyhedron cavity former component is shaped as rectangle or square.

17,, it is characterized in that the horizontal profile of described polyhedron cavity former component is shaped as arc angle polygon, chamfering polygon or multi sphere limit shape according to the described a kind of cast-in-place concrete hollow-cavity mould component of arbitrary claim in the claim 1 to 12.

18,, it is characterized in that also being provided with on the described cavity former component at least one in groove (10), inner corner trim (11), chamfering (12), pit (13), boss module (14), raised line (15), the external corner (16) according to the described a kind of cast-in-place concrete hollow-cavity mould component of arbitrary claim in the claim 1 to 12.

19, a kind of cast-in-place concrete hollow-cavity mould component according to claim 18 is characterized in that described groove (10), inner corner trim (11), chamfering (12), raised line (15) self or is parallel, quadrature, oblique or grade separation setting mutually.

20,, it is characterized in that being provided with in the enclosed cavity of described cavity former component at least one in stiffening rib (17), bracing boom (18), the reinforcing rib (19) according to the described a kind of cast-in-place concrete hollow-cavity mould component of arbitrary claim in the claim 1 to 12.

21, a kind of cast-in-place concrete hollow-cavity mould component according to claim 20, the enclosed cavity that it is characterized in that described cavity former component have in stiffening rib (17), the bracing boom (18) at least one to expose outside the cavity former component.

22, a kind of cast-in-place concrete hollow-cavity mould component according to claim 21, reinforce (9) exposes to it is characterized in that going up described stiffening rib (17), bracing boom (18) in addition.

23, a kind of cast-in-place concrete hollow-cavity mould component according to claim 20, reinforce (9) exposes to it is characterized in that going up described stiffening rib (17), bracing boom (18) in addition.

24,, it is characterized in that being provided with light material (20) in the enclosed cavity of described cavity former component according to the described a kind of cast-in-place concrete hollow-cavity mould component of arbitrary claim in the claim 1 to 12.

25, according to the described a kind of cast-in-place concrete hollow-cavity mould component of arbitrary claim in the claim 1 to 12, it is characterized in that described upper plate (1) or on every side at least one in the sidewall (2) be dismountable movable part.

26,, it is characterized in that described upper plate (1), at least one in the external surface of sidewall (2), bridging piece (4) is corrugated, zigzag or plucking shape external surface on every side according to the described a kind of cast-in-place concrete hollow-cavity mould component of arbitrary claim in the claim 1 to 12.

27,, it is characterized in that described upper plate (1), at least one in the external surface of sidewall (2), bridging piece (4) is the exasperate external surface on every side according to the described a kind of cast-in-place concrete hollow-cavity mould component of arbitrary claim in the claim 1 to 12.

28,, it is characterized in that described cavity former component is provided with align member (21) according to the described a kind of cast-in-place concrete hollow-cavity mould component of arbitrary claim in the claim 1 to 12.

29,, it is characterized in that described cavity former component is provided with connector connected to one another (22) between the cavity former component according to the described a kind of cast-in-place concrete hollow-cavity mould component of arbitrary claim in the claim 1 to 12.

30, according to the described a kind of cast-in-place concrete hollow-cavity mould component of arbitrary claim in the claim 1 to 12, it is characterized in that at least two above cavity former components are connected as one by bridging piece (4), constitute internal-rib die cavity (23) between the cavity former component.

31, a kind of cast-in-place concrete hollow-cavity mould component according to claim 30 is characterized in that being provided with in the described internal-rib die cavity (23) fixed or movable support draw piece (24).

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