CN1880676A - Cavity member for use in concrete - Google Patents

Abstract

Disclosed is a hollow member for concrete, which comprises a hollow formwork (1), characterized in that at least two of formworks (1) are arranged alternatively, the opposed faces of the hollow formworks (1) constitute a cast-in-situ in-concrete rib moulding chamber (2), the inner rib moulding chamber (2) is provided with at least one spacing tension member for connecting the opposite or adjacent hollow formworks (1), at least one spaced tension member (3) comprises prestressed ribs, the floor (14) of the hollow formwork (1) is an integrated longitudinal floor. The invention can be applied to various cast-in-situ reinforced-bar concrete or prestressed reinforced-bar concrete hollow building roofings, house roofings, foundation slabs, walls or hollow bridges.

Description

A kind of hollow component used for concrete

The application for the applying date be that July 11, application number in 2003 are 03178515.8, name is called the dividing an application of application for a patent for invention of " a kind of hollow component used for concrete ".

(1) technical field

The present invention relates to a kind of hollow component used for concrete.

(2) background technology

At present, steel bar reinforced hollow concrete roof cast-in-situs is to use wider floor structural form, has that speed of application is fast, structure height is little, advantages such as ceiling decoration can be cut apart and need not to room area flexibly.The lightening permanent loose tool of filling in it has various hollow sections and box, and box has hollow or solid.Is that ZL99232921.3, name are called " cast-in-place reinforced concrete filling thin wall cylinder " utility model patent as the applicant in the patent No. of application on March 10th, 1999, it is made up of horniness thin-walled tube and two plugs, is applied to use as the lightening permanent loose tool in the hollow building cover.And for example the applicant in the application number of on November 29th, 1999 application be 99115666.8, name is called " fiber-reinforced thin-wall box for filling cast-in-place reinforced concrete and manufacture method thereof ", its thin-walled box is applied in the steel bar reinforced hollow concrete roof cast-in-situs, can satisfy the needs of latticed, the cellular concrete of finding time, form hollow-ribbed floor.Thin-walled is box filled in concrete, has both made filling member, again as the hollow die shell member, plays the effect of permanent mold shell.But, when this thin-walled box is constructed as hollow die shell, need single laying construction, inconsistent phenomenon easily takes place in mutually positioning inconvenience, influences the construction quality of hollow building cover, simultaneously also influence efficiency of construction, therefore, develop a kind of novel hollow component used for concrete for being badly in need of.

(3) summary of the invention

The object of the present invention is to provide a kind of hollow component used for concrete, have easy construction, efficient height, be easy to guarantee the hollow building cover construction quality, characteristics such as intensity height, simultaneously, also have simple in structure, make easily, characteristics such as cost is low.

Solution of the present invention is on the basis of existing technology, comprise hollow die shell, it is characterized in that at least two hollow die shells alternately, constitute Cast-in-place concrete internal-rib die cavity between the opposite face of hollow die shell, at least one spacer draw piece of the alternate binding all-in-one-piece of hollow die shell with relative or adjacent surface is arranged in the internal-rib die cavity, wherein at least one spacer draw piece contains presstressed reinforcing steel, and the bottom surface of hollow mould shell is the vertical bottom surface of one.Like this, because cavity member by at least two hollow die shells alternately, hollow die shell connects to one by a spacer draw piece, form the hollow die shell assembly, thereby when being applied to cast-in-situ hollow building roof, hollow die shell is become in groups by single laying to be laid, mutually positioning very convenient, the construction quality that is difficult for inconsistent phenomenon takes place and influences hollow building cover, efficiency of construction also improves greatly simultaneously, and, since between the spacer draw piece contain presstressed reinforcing steel, thereby, between the intensity and the rigidity of spacer draw piece bigger, the intensity and the rigidity of corresponding cavity member are bigger, and the bottom surface of hollow mould shell is the vertical bottom surface of one, intensity is far longer than other die wall of hollow die shell, under equal stressing conditions, bottom surface or bridging piece can not destroy, and can satisfy the various different application requirements of cavity member fully, thereby reach purpose of the present invention, in addition, cavity member also has simple in structure, make easily, characteristics such as cost is low are applicable to various cast-in-situ reinforced concretes or prestressed hollow reinforced concrete roof, roof system, sole plate, body of wall, hollow bridges is used, and is specially adapted to hollow arch without beam and uses.

Feature of the present invention is that also the presstressed reinforcing steel in the spacer draw piece is prestressed reinforcement or prestress wire between described presstressed reinforcing steel.Like this, presstressed reinforcing steel is prestressed reinforcement or prestress wire, draws materials conveniently, and it is convenient quick that stretch-draw applies prestressing force, can increase substantially speed of production.

Feature of the present invention is that also described all spacer draw pieces all contain presstressed reinforcing steel.Like this, be provided with presstressed reinforcing steel in all spacer draw pieces, the rigidity of spacer draw piece and intensity between having improved have greatly played bigger effect to the connection and the support of cavity member, and intensity, the rigidity of corresponding cavity member are bigger, and is not fragile.

Feature of the present invention is also between described presstressed reinforcing steel that the spacer draw piece connects or passes at least two hollow die shells.Like this, the spacer draw piece passes two or more hollow die shells between presstressed reinforcing steel, has increased substantially its pressure that is produced when being subjected to impacting or during stand under load of the globality of cavity member and buffering, has increased substantially the anti-damage performance of cavity member.

Feature of the present invention is that also described other spacer draw piece is at least one in rod member, rope, plate, muscle, silk, thin band, piece, the pier.Like this, the variation of support draw piece material and structure can be satisfied the different designs requirement of product, and can be according to different needs, adopts reasonable manner to connect.As adopt web strap material and wood particle as the support draw piece, be arranged in the internal-rib die cavity.

Feature of the present invention also be spacer draw piece between described rod member, plate, piece, pier formula be hollow porous hollow or compound between the spacer draw piece.Like this, can be according to the design needs, hollow or solid or porous of corresponding employing or compound support draw piece rationally solve the reinforcing problem of drawing that supports.

Feature of the present invention is that also at least one bending of described other spacer draw piece stretch into anchoring in the die wall of hollow die shell.Like this, the die wall of a spacer draw piece and hollow die shell is fixed to be one, connects firm.

Feature of the present invention is also that described spacer draw piece is parallel to each other, quadrature, oblique or grade separation setting.Like this, a spacer draw piece is provided with parallel, quadrature, oblique, grade separation or other mode, can satisfy the demand of different designs.

Feature of the present invention is that also the collar extension of described internal-rib die cavity is horn mouth or bench port.Like this, when cavity member is applied in the Cast-in-place Concrete Building Floor, the collar extension of internal-rib die cavity is horn mouth or bench port, concrete is poured in the internal-rib die cavity very easily, the concrete that has solved in the internal-rib die cavity is built leakiness, is easily formed phenomenons such as bubble, hollowing, has improved the pouring quality of Cast-in-place Concrete Building Floor greatly.

Feature of the present invention is that also described hollow die shell is provided with at least a in inner corner trim, chamfering, groove, pit, hole, raised line, boss module, the external corner.Like this, when cavity member is applied in the Cast-in-place Concrete Building Floor, pours into concrete in inner corner trim, chamfering, groove, hole, raised line, boss, the external corner and form local Cast-in-place concrete and add competent structure, thereby make structure more reasonable.

Feature of the present invention also is described inner corner trim, chamfering, groove, raised line self or makes up orthogonal thereto, oblique, parallel or grade separation setting mutually.Like this, when cavity member is applied in the Cast-in-place Concrete Building Floor, because of the inner corner trim on the cavity member, chamfering, groove, raised line or its combination is orthogonal thereto, oblique, parallel or grade separation setting, concrete pours in inner corner trim, chamfering, the groove that the back has correspondingly formed orthogonal thereto, oblique, Cast-in-place concrete parallel 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 described internal-rib die cavity more than at least two, and they are straight-through, parallel each other, quadrature, oblique or grade separation.Like this, when cavity member is applied in the Cast-in-place Concrete Building Floor, can form the Cast-in-place concrete rib of parallel to each other or quadrature, thereby improve the mechanical property of cast-in-situ concrete structure.

Feature of the present invention is that also described hollow die shell is provided with reinforce, perhaps has reinforce to expose, and perhaps reinforce passes the internal-rib die cavity hollow die shell is fused.Reinforce is at least a in reinforcing bar, steel wire, steel mesh reinforcement, gauze wire cloth, expanded metal lath, fiber, fleece, metal foil band, braid over braid or the strap.Like this, the intensity that is provided with the hollow die shell of reinforce has obtained improving greatly, and simultaneously, the selecting for use of reinforce material when the diversity of reinforce material is convenient to produce helps reducing production costs.

Feature of the present invention also is the hollow die shell of described hollow die shell at least one face opening.Like this, in the manufacturing process of cavity member, can look its inner case very easily and carry out reasonable operation, help increasing work efficiency, simultaneously, when cavity member is applied in the Cast-in-place Concrete Building Floor, according to the different demands of design, other material can be filled at any time, in hollow die shell to satisfy the design and construction requirement, in addition, also be convenient to the laying of pipelines such as water, electricity.

Feature of the present invention is that also described at least one hollow die shell is provided with locating structure.Locating structure can be location hook, locating ring, location iron wire, feet, small lugs etc.Like this, when cavity member is applied in the Cast-in-place Concrete Building Floor,, effectively prevented the cavity member displacement, guaranteed that the internal structure of cast-in-situ concrete structure adheres to specification by the positioning action of locating structure.

Feature of the present invention is that also the bottom surface of described hollow die shell is extended with bridging piece, or bridging piece disjunctor in the internal-rib die cavity, or stretches out the bridging piece that reveals reinforce.Like this, when cavity member was applied in the Cast-in-place Concrete Building Floor, the alternative engineering template of bridging piece had reduced the spillage of material of template, simultaneously, because of having saved the template installation procedure, had increased substantially speed of application, had reduced the comprehensive cost of Cast-in-place Concrete Building Floor.

Feature of the present invention is that also described bottom surface or bridging piece wall thickness are greater than other wall thickness of hollow die shell.Like this, bottom surface or bridging piece wall thickness are greater than the cavity member of other wall thickness of hollow die shell, and the intensity of its bottom surface and bridging piece is far longer than other die wall of hollow die shell, under equal stressing conditions, bottom surface or bridging piece can not destroy, and can satisfy the various different application requirements of cavity member fully.

Feature of the present invention is that also described bottom surface or bridging piece have reinforce to expose.Like this, after cavity member was applied in the Cast-in-place Concrete Building Floor, reinforce and Cast-in-place concrete that bottom surface or toss expose combined, and firmly wrapped up in and be contained in the concrete, had prevented that effectively Cast-in-place concrete and prefabricated cavity member from engaging the generation of facial cleft seam.

Feature of the present invention is that also described hollow die shell and bottom surface connecting place are fluted.Like this, after cavity member was applied in the Cast-in-place Concrete Building Floor, concrete poured in the groove of hollow die shell and bottom surface connecting place, hollow die shell was firmly wrapped up in contain, and had formed Cast-in-place concrete I-shaped rib structure, had improved the performance of Cast-in-place Concrete Building Floor greatly.

Feature of the present invention also is to be provided with in the described hollow die shell at least one in stiffener, bracing boom, the reinforcing rib, and perhaps at least one in stiffener, bracing boom or the reinforcing rib exposes, and has reinforce to expose in perhaps above-mentioned at least one.Like this, when cavity member was applied in the Cast-in-place Concrete Building Floor, the stiffener of hollow die shell, reinforcing rib or expose stiffener, bracing boom, reinforcing rib can form cast-in-place and prefabricated composite construction with Cast-in-place concrete, optimized the inner stress system of Cast-in-place Concrete Building Floor.

Feature of the present invention is that also at least one die side wall of described hollow die shell is corrugated surface, broken line face, curved surface, exasperate, plane or shaped face.Like this, it is big that die side wall is that the cavity member of corrugated surface, broken line face, curved surface, exasperate, plane or shaped face has die wall rigidity, the advantage that the load ability is strong, after it was applied in the Cast-in-place Concrete Building Floor, concrete poured in the trough, had formed the Cast-in-place concrete reinforcing rib, simultaneously, increased the mating face with Cast-in-place concrete, build-in is more firm each other, has eliminated the generation in crack between Cast-in-place concrete and the prefabricated cavity member effectively.

Feature of the present invention also is to fill or be pasted with in the described hollow die shell light material.Light material is at least a in foamed plastics, expanded perlite, expanded vermiculite, foaming or aerated light concrete, rock wool, mineral wool, glass wool, haydite or the haydite concrete.Like this, improve the shock resistance of cavity member greatly, reduced the breakage rate of product in the construction application process, simultaneously, make cavity member also have better sound insulation, heat insulation, heat-insulating property, in addition, draw materials nearby when the diversity of light material is convenient to produce, reduce production costs.

Feature of the present invention is that also the die wall of described hollow die shell is the die wall of Cement fibre, cement steel wire, metal or plastics.Like this, the variation of the die wall manufacturing materials of hollow die shell helps satisfying the needs that various different application require.

(4) description of drawings

Fig. 1 is the structural representation of the embodiment of the invention 1.In the accompanying drawing, 1 is hollow die shell, and 2 is Cast-in-place concrete internal-rib die cavity, 3 be between the spacer draw piece, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, two hollow die shells 1 are spaced, and constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, be provided with presstressed reinforcing steel in the spacer draw piece 3 therebetween.

Fig. 2 is the structural representation of the embodiment of the invention 2, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, between be provided with presstressed reinforcing steel in the spacer draw piece 3, the presstressed reinforcing steel that is provided with in the spacer draw piece 3 is steel strand therebetween.

Fig. 3 is the structural representation of the embodiment of the invention 3, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, be provided with presstressed reinforcing steel in its all spacer draw pieces 3.

Fig. 4 is the structural representation of the embodiment of the invention 4, a plurality of hollow die shells 1 are spaced, constitute a plurality of Cast-in-place concrete internal-rib die cavitys 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, between be provided with presstressed reinforcing steel in the spacer draw piece 3, spacer draw piece 3 passes a plurality of hollow die shells 1 between its presstressed reinforcing steel, and connects and be that integral body constitutes cavity member.

Fig. 5 is the structural representation of the embodiment of the invention 5, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, spacer draw piece 3 supports draw piece for plate therebetween.

Fig. 6 is the structural representation of the embodiment of the invention 6, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, spacer draw piece 3 is a spacer draw piece between Hollow Compound therebetween.

Fig. 7 is the structural representation of the embodiment of the invention 7, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, anchoring in the die wall of hollow die shell 1 is stretched in spacer draw piece 3 two bendings therebetween.

Fig. 8 is the structural representation of the embodiment of the invention 8, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, between be provided with presstressed reinforcing steel, parallel to each other in internal-rib die cavity 2, the oblique setting of spacer draw piece 3 therebetween in the spacer draw piece 3.

Fig. 9 is the structural representation of the embodiment of the invention 9, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, spacer draw piece 3 is a presstressed reinforcing steel therebetween, and the collar extension of its internal-rib die cavity 2 is a horn mouth.

Figure 10 is the structural representation of the embodiment of the invention 10, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, the collar extension of its internal-rib die cavity 2 is a bench port.

Figure 11 is the structural representation of the embodiment of the invention 11, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, also be provided with inner corner trim 4, chamfering 5, pit 7, raised line 9, boss module 10 and external corner 11 on its hollow die shell 1 simultaneously.

Figure 12 is the structural representation of the embodiment of the invention 12, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, also be provided with groove 6 and hole 8 on its hollow die shell 1 simultaneously.

Figure 13 is the structural representation of the embodiment of the invention 13, a plurality of hollow die shells 1 are spaced, constitute a plurality of Cast-in-place concrete internal-rib die cavitys 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, its internal-rib die cavity 2 is straight-through, parallel each other, the quadrature setting.

Figure 14 is the structural representation of the embodiment of the invention 14, a plurality of hollow die shells 1 are spaced, constitute a plurality of Cast-in-place concrete internal-rib die cavitys 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, its internal-rib die cavity 2 is set parallel to each other.

Figure 15 is the structural representation of the embodiment of the invention 15, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, be provided with reinforce 12 in its hollow die shell 1, have reinforce 12 to expose simultaneously, and the reinforce 12 that exposes in addition passes internal-rib die cavity 2 hollow die shell 1 is connected as a single entity, diagram reinforce 12 is the metal foil band.

Figure 16 is the structural representation of the embodiment of the invention 16, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, the bottom surface 14 of its hollow die shell 1 is protruding bridging piece 15, and bridging piece 15 is connected as a single entity in internal-rib die cavity 2, simultaneously, also have reinforce 12 to expose on the bridging piece 15, diagram reinforce 12 is the metal foil band.

Figure 17 is the structural representation of the embodiment of the invention 17, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, be provided with stiffener 16, bracing boom 17 and reinforcing rib 18 in its hollow die shell 1 simultaneously, simultaneously, stiffener 16 and bracing boom 17 have part to expose outside the hollow die shell 1.

Figure 18 is the structural representation of the embodiment of the invention 18, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, a plurality of die side walls of its hollow die shell 1 are the broken line face.

(5) specific embodiment

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

The present invention as shown in drawings, comprise hollow die shell 1, it is characterized in that at least two hollow die shells 1 alternately, constitute Cast-in-place concrete internal-rib die cavity 2 between the opposite face of hollow die shell 1, hollow die shell 1 at least one spacer draw piece 3 of alternate binding all-in-one-piece with relative or adjacent surface is arranged in the internal-rib die cavity 2, wherein at least one spacer draw piece 3 contains presstressed reinforcing steel, and the bottom surface 14 of hollow mould shell 1 is the vertical bottom surface of one.Fig. 1 is the structural representation of the embodiment of the invention 1.In the accompanying drawing, 1 is hollow die shell, and 2 is Cast-in-place concrete internal-rib die cavity, 3 be between the spacer draw piece, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, two hollow die shells 1 are spaced, and constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, be provided with presstressed reinforcing steel in the spacer draw piece 3 therebetween.As shown in figure 16, spacer draw piece 3 contains presstressed reinforcing steel therebetween, and the bottom surface 14 of hollow mould shell 1 is the vertical bottom surface of one.

Feature of the present invention is that also the presstressed reinforcing steel in the spacer draw piece 3 is prestressed reinforcement or prestress wire between described presstressed reinforcing steel.Fig. 2 is the structural representation of the embodiment of the invention 2, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, between be provided with presstressed reinforcing steel in the spacer draw piece 3, the presstressed reinforcing steel that is provided with in the spacer draw piece 3 is steel strand therebetween.

Feature of the present invention is that also described all spacer draw pieces 3 all contain presstressed reinforcing steel.Fig. 3 is the structural representation of the embodiment of the invention 3, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, be provided with presstressed reinforcing steel in its all spacer draw pieces 3.

Feature of the present invention is also between described presstressed reinforcing steel that spacer draw piece 3 connects or passes at least two hollow die shells 1.Fig. 4 is the structural representation of the embodiment of the invention 4, a plurality of hollow die shells 1 are spaced, constitute a plurality of Cast-in-place concrete internal-rib die cavitys 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, between be provided with presstressed reinforcing steel in the spacer draw piece 3, spacer draw piece 3 passes a plurality of hollow die shells 1 between its presstressed reinforcing steel, and connects and be that integral body constitutes cavity member.

Feature of the present invention is that also described other spacer draw piece 3 is at least one in rod member, rope, plate, muscle, silk, thin band, piece, the pier.Fig. 5 is the structural representation of the embodiment of the invention 5, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, spacer draw piece 3 supports draw piece for plate therebetween.

Feature of the present invention also be spacer draw piece between described rod member, plate, piece, pier formula 3 for hollow or porous hollow or compound between the spacer draw piece.Fig. 6 is the structural representation of the embodiment of the invention 6, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, spacer draw piece 3 is a spacer draw piece between Hollow Compound therebetween.

Feature of the present invention is that also at least one bending of described other spacer draw piece 3 stretch into anchoring in the die wall of hollow die shell 1.Fig. 7 is the structural representation of the embodiment of the invention 7, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, anchoring in the die wall of hollow die shell 1 is stretched in spacer draw piece 3 two bendings therebetween.

Feature of the present invention is also that described spacer draw piece is 3 parallel to each other, quadrature, oblique or grade separation setting.Fig. 8 is the structural representation of the embodiment of the invention 8, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, between be provided with presstressed reinforcing steel, parallel to each other in internal-rib die cavity 2, the oblique setting of spacer draw piece 3 therebetween in the spacer draw piece 3.

Feature of the present invention is that also the collar extension of described internal-rib die cavity 2 is horn mouth or bench port.Fig. 9 is the structural representation of the embodiment of the invention 9, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, spacer draw piece 3 is a presstressed reinforcing steel therebetween, and the collar extension of its internal-rib die cavity 2 is a horn mouth.Figure 10 is the structural representation of the embodiment of the invention 10, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, the collar extension of its internal-rib die cavity 2 is a bench port.

Feature of the present invention is that also described hollow die shell 1 is provided with at least a in inner corner trim 4, chamfering 5, groove 6, pit 7, hole 8, raised line 9, boss module 10, the external corner 11.Figure 11 is the structural representation of the embodiment of the invention 11, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, also be provided with inner corner trim 4, chamfering 5, pit 7, raised line 9, boss module 10 and external corner 11 on its hollow die shell 1 simultaneously.Figure 12 is the structural representation of the embodiment of the invention 12, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, also be provided with groove 6 and hole 8 on its hollow die shell 1 simultaneously.

Feature of the present invention also is described inner corner trim 4, chamfering 5, groove 6, raised line 9 self or makes up orthogonal thereto, oblique, parallel or grade separation setting mutually.As shown in figure 11, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, the inner corner trim 4 on its hollow die shell 1, chamfering 5, groove 6, raised line 9 self or make up orthogonal thereto, oblique, parallel or grade separation setting mutually.

Feature of the present invention also is described internal-rib die cavity more than 2 at least two, and they are straight-through, parallel each other, quadrature, oblique or grade separation.Figure 13 is the structural representation of the embodiment of the invention 13, a plurality of hollow die shells 1 are spaced, constitute a plurality of Cast-in-place concrete internal-rib die cavitys 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, its internal-rib die cavity 2 is straight-through, parallel each other, the quadrature setting.Figure 14 is the structural representation of the embodiment of the invention 14, a plurality of hollow die shells 1 are spaced, constitute a plurality of Cast-in-place concrete internal-rib die cavitys 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, its internal-rib die cavity 2 is set parallel to each other.

Feature of the present invention is that also described hollow die shell 1 is provided with reinforce 12, perhaps has reinforce 12 to expose, and perhaps reinforce 12 passes internal-rib die cavity 2 hollow die shell 1 is fused.Reinforce 12 is at least a in reinforcing bar, steel wire, steel mesh reinforcement, gauze wire cloth, expanded metal lath, fiber, fleece, metal foil band, braid over braid or the strap.Figure 15 is the structural representation of the embodiment of the invention 15, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, be provided with reinforce 12 in its hollow die shell 1, have reinforce 12 to expose simultaneously, and the reinforce 12 that exposes in addition passes internal-rib die cavity 2 hollow die shell 1 is connected as a single entity, diagram reinforce 12 is the metal foil band.

Feature of the present invention is that also described hollow die shell 1 is the hollow die shell of at least one face opening.As shown in figure 15, two hollow die shells 1 are spaced, and constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, one of them hollow die shell 1 is the hollow die shell under shed.

Feature of the present invention is that also described at least one hollow die shell 1 is provided with locating structure 13.As shown in figure 15, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, its a plurality of hollow die shells 1 are provided with a plurality of locating structures 13, and illustrated position structure 13 is draw ring and drag hook.

Feature of the present invention is that also the bottom surface 14 of described hollow die shell 1 is extended with bridging piece 15, or bridging piece 15 disjunctor in internal-rib die cavity 2, or stretches out the bridging piece 15 that reveals reinforce 12.Figure 16 is the structural representation of the embodiment of the invention 16, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, the bottom surface 14 of its hollow die shell 1 is protruding bridging piece 15, and bridging piece 15 is connected as a single entity in internal-rib die cavity 2, simultaneously, also have reinforce 12 to expose on the bridging piece 15, diagram reinforce 12 is the metal foil band.

Feature of the present invention is that also described bottom surface 14 or bridging piece 15 wall thickness are greater than hollow die shell 1 other wall thickness.As shown in figure 16, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, the wall thickness of its bottom surface 14 and bridging piece 15 is greater than other wall thickness of hollow die shell 1.

Feature of the present invention is that also described bottom surface 14 or bridging piece 15 have reinforce 12 to expose.As shown in figure 16, two hollow die shells 1 are spaced, and constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, its bridging piece 15 has reinforce 12 to expose.

Feature of the present invention also is described hollow die shell 1 and bottom surface 14 connecting places fluted 6.As shown in figure 16, two hollow die shells 1 are spaced, and constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, its hollow die shell 1 and bottom surface 14 connecting places fluted 6.

Feature of the present invention also is to be provided with in the described hollow die shell 1 at least one in stiffener 16, bracing boom 17, the reinforcing rib 18, perhaps at least one in stiffener 16, bracing boom 17 or the reinforcing rib 18 exposes, and has reinforce 12 to expose in perhaps above-mentioned at least one.Figure 17 is the structural representation of the embodiment of the invention 17, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, be provided with stiffener 16, bracing boom 17 and reinforcing rib 18 in its hollow die shell 1 simultaneously, simultaneously, stiffener 16 and bracing boom 17 have part to expose outside the hollow die shell 1.

Feature of the present invention is that also at least one die side wall of described hollow die shell 1 is corrugated surface, broken line face, curved surface, exasperate, plane or shaped face.Figure 18 is the structural representation of the embodiment of the invention 18, two hollow die shells 1 are spaced, constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, a plurality of die side walls of its hollow die shell 1 are the broken line face.

Feature of the present invention also is to fill or be pasted with light material 19 in the described hollow die shell 1.Light material 19 is at least a in foamed plastics, expanded perlite, expanded vermiculite, foaming or aerated light concrete, rock wool, mineral wool, glass wool, haydite or the haydite concrete.As shown in figure 18, two hollow die shells 1 are spaced, and constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, all be filled with light material 19 in its hollow die shell 1, diagram light material 19 is an expanded perlite.

Feature of the present invention is that also the die wall of described hollow die shell 1 is the die wall of Cement fibre, cement steel wire, metal or plastics.As shown in figure 17, two hollow die shells 1 are spaced, and constitute Cast-in-place concrete internal-rib die cavity 2, be provided with in the internal-rib die cavity 2 a plurality of with hollow die shell 1 connect and compose cavity member between spacer draw piece 3, the die wall of its hollow die shell 1 is the Cement fibre die wall.

During the invention process, can adopt the cement glass fibrous mesh cloth, contain the cavity member of presstressed reinforcing steel between one-shot forming in the spacer draw piece 3 in mould, maintenance is to stipulating that get final product the length of time after the demoulding.

Claims (10)

1, a kind of hollow component used for concrete, comprise hollow die shell (1), it is characterized in that at least two hollow die shells (1) alternately, constitute Cast-in-place concrete internal-rib die cavity (2) between the opposite face of hollow die shell (1), at least one spacer draw piece (3) of the alternate binding all-in-one-piece of hollow die shell (1) with relative or adjacent surface is arranged in the internal-rib die cavity (2), wherein at least one spacer draw piece (3) contains presstressed reinforcing steel, and the bottom surface (14) of hollow mould shell (1) is the vertical bottom surface of one.

2, a kind of hollow component used for concrete according to claim 1 is characterized in that the presstressed reinforcing steel in the spacer draw piece (3) is prestressed reinforcement or prestress wire between described presstressed reinforcing steel.

3, a kind of hollow component used for concrete according to claim 1 is characterized in that described all spacer draw pieces (3) all contain presstressed reinforcing steel.

4,, it is characterized in that between described presstressed reinforcing steel that spacer draw piece (3) connects or passes at least two hollow die shells (1) according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 3; Perhaps other spacer draw piece (3) is at least one in rod member, rope, plate, muscle, silk, thin band, piece, the pier; Perhaps between rod member, plate, piece, pier formula spacer draw piece (3) be hollow porous hollow or compound between the spacer draw piece.

5, according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 3, anchoring in the die wall of hollow die shell (1) is stretched at least one the bending that it is characterized in that described other spacer draw piece (3); Parallel to each other, the quadrature of spacer draw piece (3), oblique or grade separation setting perhaps; Perhaps the collar extension of internal-rib die cavity (2) is horn mouth or bench port; Perhaps hollow die shell (1) is provided with at least a in inner corner trim (4), chamfering (5), groove (6), pit (7), hole (8), raised line (9), boss module (10), the external corner (11); Perhaps inner corner trim (4), chamfering (5), groove (6), raised line (9) self or make up orthogonal thereto, oblique, parallel or grade separation setting mutually.

6, according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 3, it is characterized in that described internal-rib die cavity more than (2) at least two, they are straight-through, parallel each other, quadrature, oblique or grade separation; Perhaps hollow die shell (1) is provided with reinforce (12), perhaps has reinforce (12) to expose, and perhaps reinforce (12) passes internal-rib die cavity (2) hollow die shell (1) is fused; Perhaps hollow die shell (1) is the hollow die shell of at least one face opening; Perhaps at least one hollow die shell (1) is provided with locating structure (13).

7, according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 3, the bottom surface (14) that it is characterized in that described hollow die shell (1) is extended with bridging piece (15), or bridging piece (15) disjunctor in internal-rib die cavity (2), or stretch out the bridging piece (15) that reveals reinforce (12); Perhaps bottom surface (14) or bridging piece (15) wall thickness are greater than other wall thickness of hollow die shell (1); Perhaps bottom surface (14) or bridging piece (15) have reinforce (12) to expose; Perhaps hollow die shell (1) and bottom surface (14) connecting place fluted (6).

8, according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 3, it is characterized in that being provided with in the described hollow die shell (1) at least one in stiffener (16), bracing boom (17), the reinforcing rib (18), perhaps at least one in stiffener (16), bracing boom (17) or the reinforcing rib (18) exposes, and has reinforce (12) to expose in perhaps above-mentioned at least one; Perhaps at least one die side wall of hollow die shell (1) is corrugated surface, broken line face, curved surface, exasperate, plane or shaped face.

9,, it is characterized in that filling or being pasted with in the described hollow die shell (1) light material (19) according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 3.

10, according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 3, the die wall that it is characterized in that described hollow die shell (1) is the die wall of Cement fibre, cement steel wire, metal or plastics.

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