CN1250839C - Hollow member for concrete - Google Patents

Abstract

The present invention relates to a hollow member for concrete, which comprises hollow shutterings (1). The present invention is characterized in that at least two hollow shutterings (1) are alternately arranged; a cast-in-place concrete inner rib die cavity (2) is formed between two opposite surfaces of the hollow shutterings (1); at least one interval supporting and pulling member (3), which alternately connects the hollow shutterings (1) with opposite or adjacent surfaces into a whole, is arranged in the inner rib die cavity (2); at least one groove (4) is arranged on at least one surface of the hollow shutterings (1). In this way, when used in a cast-in-place hollow floor, the hollow member is conveniently positioned and does not influence the construction quality and the construction efficiency of the hollow floor, and a reinforcing structure, such as a cast-in-place concrete reinforcing rib or a reinforcing column or a reinforcing pier, can be formed in the groove; thus, the strength and the rigidity of the floor are greatly enhanced. The present invention is suitable for various hollow floors, roofs, foundation bottom slabs, wall bodies and hollow bridges, which are made of cast-in-place reinforced concrete or prestressed reinforced concrete, particularly for hollow beamless floors.

Description

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, mutually positioning inconvenience, inconsistent phenomenon easily takes place, and influences the construction quality and the efficiency of construction of hollow building cover, simultaneously, the position of finding time at hollow die shell, superstructure does not have the competent structure of adding, and the intensity of superstructure is relative with rigidity relatively poor, and the ability of bearing the point load effect is relatively low, particularly when the hollow die shell size is big, show more obviously.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 characteristics such as construction quality of hollow building cover, simultaneously, can significantly improve the mechanical property of superstructure, improve the intensity and the rigidity of superstructure greatly.

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, at least one face of hollow die shell, at least one groove is arranged.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, because hollow die shell is provided with groove, Cast-in-place concrete enters in the groove, form Cast-in-place concrete reinforcing rib or reinforcing prop or reinforced pier etc. and added competent structure, thereby the intensity of superstructure hollow part and rigidity improve greatly, bearing the ability of point load effect also strengthens relatively, the intensity and the rigidity of corresponding superstructure improve greatly, significantly improved the mechanical property of superstructure, thereby reached purpose of the present invention, in addition, cavity member also has simple in structure, the intensity height, 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 also is to have at least one side of described hollow die shell at least one groove that runs through upper and lower surface.Like this, when cavity member is applied in the Cast-in-place Concrete Building Floor, Cast-in-place concrete enters in the groove that runs through up and down on the hollow die shell, on the Cast-in-place concrete rib, formed the Cast-in-place concrete reinforcing rib, for the Cast-in-place concrete rib when bearing vertical pressure, reliable support is provided, has improved the supporting capacity and the impact resistance of superstructure greatly.

Feature of the present invention also is on the side of the hollow die shell in the described internal-rib die cavity fluted.Like this, when cavity member is applied in the Cast-in-place Concrete Building Floor, Cast-in-place concrete enters in the groove on the side of the hollow die shell in the internal-rib die cavity, form the Cast-in-place concrete reinforcing rib at cast-in-place internal-rib both wings, strengthen the supporting capacity and the impact resistance of internal-rib greatly, and then improved the comprehensive mechanical property of superstructure.

Feature of the present invention also is on each side of described hollow die shell all fluted.After cavity member was applied to building cover structure, Cast-in-place concrete had formed reinforcing rib after entering groove, and the dark close rib of the Cast-in-place concrete between the corresponding hollow die shell has obtained effective reinforcement, and the intensity and the rigidity of superstructure improve greatly.If closely arrange each other between the cavity member, then groove has formed the hole of Cast-in-place concrete cast usefulness, and Cast-in-place concrete can form Cast-in-place concrete post or pier after entering in the hole, thereby formed shearing pier formula hollow building cover, stressed and the Force transmission parts that Cast-in-place concrete post that forms or pier have become superstructure has improved the shearing resistance of superstructure, antitorque mechanical property, corresponding intensity and the rigidity that has improved superstructure greatly, simultaneously, also alleviate the deadweight of superstructure, reduced material consumption, reduced cost.

Feature of the present invention also is many grooves UNICOM each other on the described hollow die shell.Like this, after cavity member is applied in the Cast-in-place Concrete Building Floor, concrete pours in the groove on the hollow die shell, form the cast-in-place reinforcing rib of interlaced connection, the Load Transfer that can effectively concrete structure around the cavity member be born is to dark rib, and then be delivered on the beam column, improved the mechanical property of superstructure.

Feature of the present invention is also that described groove is parallel, quadrature, oblique or grade separation.Like this, when cavity member was applied to Cast-in-place Concrete Building Floor, its groove was provided with variation, can the various forms of Cast-in-place concrete reinforcements of corresponding formation, improved the mechanical property of concrete superstructure.

Feature of the present invention also be described spacer draw piece for and the one-body molded firm binding of hollow die shell between the spacer draw piece.Like this, the spacer draw piece connects as one two hollow die shells between firmly linking, when it is applied in the Cast-in-place Concrete Building Floor, handling, install more convenient.

Feature of the present invention also be described spacer draw piece for hollow die shell between for flexibly connect or telescopic be connected between the spacer draw piece.Like this, when cavity member is applied in the Cast-in-place Concrete Building Floor, after hollow die shell installs, active interval can be supportted the draw piece dismounting and reclaim the secondary use, reduced the cost of production of cavity member, simultaneously, behind the dismounting support draw piece, reinforcing bar can be laid in the internal-rib die cavity very easily, and concrete also can pour in the internal-rib die cavity swimmingly.If between the spacer draw piece be telescopic connection between the spacer draw piece, can suitably regulate the width of internal-rib die cavity between the hollow die shell when then constructing, to satisfy different designs and actual needs.

Feature of the present invention is that also described spacer draw piece is at least one in rod member, rope, plate, muscle, silk, thin band, piece or the pier.Like this, support draw piece material and and the variation of structure can satisfy the different designs requirement of product, and can be according to different needs, adopt 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 or 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 described spacer draw piece is metalwork.Like this, spacer draw piece intensity height between metal, manufacture conveniently, can realize at an easy rate producing in enormous quantities, simultaneously, after cavity member was applied in the Cast-in-place Concrete Building Floor, spacer draw piece and Cast-in-place concrete combined between metal, but the fellowship building cover structure is stressed.

Feature of the present invention is that also described intermetallic spacer draw piece is docked by at least two metalworks, or the die wall of metalwork and internal-rib die cavity welding, or the welding of the built-in fitting of the die wall of metalwork and internal-rib die cavity, or the die wall screw or the bolt of metalwork and built-in fitting or internal-rib die cavity form.Like this, when making cavity member, can very conveniently by the support draw piece hollow die shell be connected as one quickly, simultaneously, adopt bolt or be welded to connect very firmly, significantly reduced the breakage rate of cavity member in stacking, transportation, installation process, reduced cost of manufacture.

Feature of the present invention is that also at least one bending of described 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.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, pit, hole, boss module, raised line or 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 formed local Cast-in-place concrete and add competent structure, thereby make structure more reasonable.

Feature of the present invention also is at least a orthogonal thereto, the oblique in described groove, inner corner trim, chamfering or the raised line, parallel or grade separation setting.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 is that also the die wall global formation of the hollow die shell of described spacer draw piece and at least one internal-rib die cavity becomes distance member.Like this, the distance member of global formation helps reducing the difficulty of the work of manufacturing, and enhances productivity, and simultaneously, the overall performance of distance member is good, and is quick and easy for installation.

Feature of the present invention also is described distance member and hollow die shell gluing, welding, riveted joint or pegs graft whole.Like this, distance member can be connected with modes such as gluing, welding, riveted joint or grafting with hollow die shell, has the diversity of connected mode, can be according to the different requirements of using, adopt only connected mode that the two is connected as one, be beneficial to reduce production costs.

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 straight-through, parallel each other, quadrature, oblique or grade separation, 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.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 have reinforce to expose on the described hollow die shell.

Feature of the present invention is that also described reinforce passes the internal-rib die cavity and fuses.

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,, prevented the hollow die shell displacement effectively, 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.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 difficulty of construction, 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 hollow die shell, and 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 bridging piece 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 I-shaped rib structure simultaneously, 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.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 in described stiffener, bracing boom or the reinforcing rib at least one exposes.

Feature of the present invention is that also in described stiffener, bracing boom or the reinforcing rib at least one has reinforce to expose.

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 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 the internal-rib die cavity, 3 be between the spacer draw piece, 4 is groove, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, two hollow die shells 1 constitute internal-rib die cavity 2 alternately, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and the wall on its hollow die shell 1 top is provided with many grooves 4.

Fig. 2 is the structural representation of the embodiment of the invention 2, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, also be provided with many grooves 4 on the peripheral side of its hollow die shell 1.

Fig. 3 is the structural representation of the embodiment of the invention 3, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, the side of its hollow die shell 1 is provided with many grooves 4 that run through upper and lower surface.

Fig. 4 is the structural representation of the embodiment of the invention 4, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, its wall body that constitutes the hollow die shell 1 of internal-rib die cavity 2 is provided with many grooves 4.

Fig. 5 is the structural representation of the embodiment of the invention 5, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, is provided with groove 4 on each side of its hollow die shell 1.

Fig. 6 is the structural representation of the embodiment of the invention 6, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, the groove that is provided with on its hollow die shell 1 is 4 parallel to each other, quadrature, oblique.

Fig. 7 is the structural representation of the embodiment of the invention 7, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, therebetween spacer draw piece 3 be movable scalable connection between the spacer draw piece.

Fig. 8 is the structural representation of the embodiment of the invention 8, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and spacer draw piece 3 is a rod member therebetween.

Fig. 9 is the structural representation of the embodiment of the invention 9, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and spacer draw piece 3 is hollow rod member therebetween.

Figure 10 is the structural representation of the embodiment of the invention 10, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and spacer draw piece 3 is a metalwork therebetween.

Figure 11 is the structural representation of the embodiment of the invention 11, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, anchoring in the die wall of hollow die shell 1 is stretched in two bending of spacer draw piece 3 therebetween.

Figure 12 is the structural representation of the embodiment of the invention 12, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, therebetween spacer draw piece 3 in internal-rib die cavity 2 mutually oblique, be arranged in parallel.

Figure 13 is the structural representation of the embodiment of the invention 13, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and the collar extension of its internal-rib die cavity 2 is the step collar extension.

Figure 14 is the structural representation of the embodiment of the invention 14, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and the collar extension of its internal-rib die cavity 2 is tubaeform collar extension.

Figure 15 is the structural representation of the embodiment of the invention 15, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, be provided with inner corner trim 5, chamfering 6, boss module 9 and raised line 10 on its hollow die shell 1 simultaneously.

Figure 16 is the structural representation of the embodiment of the invention 16, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and its hollow die shell 1 is provided with external corner 11.

Figure 17 is the structural representation of the embodiment of the invention 17, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, be provided with pit 7, hole 8 and raised line 10 on its hollow die shell 1 simultaneously.

Figure 18 is the structural representation of the embodiment of the invention 18, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have a plurality of in the internal-rib die cavity 2 with spacer draw piece 3 between hollow die shell 1 binding all-in-one-piece, spacer draw piece 3 is a rod member therebetween, with the die wall that constitutes internal-rib die cavity 2 be global formation, formed distance member 12.

Figure 19 is the structural representation of the embodiment of the invention 19, and a plurality of hollow die shells 1 constitute a plurality of internal-rib die cavitys 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and its internal-rib die cavity 2 is straight-through each other, quadrature.

Figure 20 is the structural representation of the embodiment of the invention 20, and a plurality of hollow die shells 1 constitute a plurality of internal-rib die cavitys 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and its internal-rib die cavity 2 is parallel to each other.

Figure 21 is the structural representation of the embodiment of the invention 21, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have a plurality of in the internal-rib die cavity 2 with spacer draw piece 3 between hollow die shell 1 binding all-in-one-piece, be provided with reinforce 13 in the wall body of its hollow die shell 1, after reinforce 13 passes internal-rib die cavity 2, two hollow die shells 1 are connected as one, diagram reinforce 13 is the metal foil band.

Figure 22 is the structural representation of the embodiment of the invention 22, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and the bottom surface 15 of its hollow die shell 1 is extended with bridging piece 16.

Figure 23 is the structural representation of the embodiment of the invention 23, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, its hollow die shell 1 is provided with groove 4 with 15 connections, bottom surface.

Figure 24 is the structural representation of the embodiment of the invention 24, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have a plurality of in the internal-rib die cavity 2 with spacer draw piece 3 between hollow die shell 1 binding all-in-one-piece, be provided with stiffener 17, bracing boom 18 and reinforcing rib 19 in its hollow die shell 1 simultaneously, simultaneously, stiffener 17 and bracing boom 18 parts are exposed outside the hollow die shell 1.

Figure 25 is the structural representation of the embodiment of the invention 25, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and a plurality of die side walls of its hollow die shell 1 are corrugated surface.

Figure 26 is the structural representation of the embodiment of the invention 26, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, the die wall of its hollow die shell 1 is the combination of broken line face, exasperate, shaped 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, at least one groove 4 is arranged at least one face of hollow die shell ' 1.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 the internal-rib die cavity, 3 be between the spacer draw piece, 4 is groove, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, two hollow die shells 1 constitute internal-rib die cavity 2 alternately, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and the wall on its hollow die shell 1 top is provided with many grooves 4.Fig. 2 is the structural representation of the embodiment of the invention 2, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, also be provided with many grooves 4 on the peripheral side of its hollow die shell 1.

Feature of the present invention also is to have at least one side of described hollow die shell 1 at least one groove 4 that runs through upper and lower surface.Fig. 3 is the structural representation of the embodiment of the invention 3, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, the side of its hollow die shell 1 is provided with many grooves 4 that run through upper and lower surface.

Feature of the present invention also is on the side of the hollow die shell 1 in the described internal-rib die cavity 2 fluted 4.Fig. 4 is the structural representation of the embodiment of the invention 4, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, its wall body that constitutes the hollow die shell 1 of internal-rib die cavity 2 is provided with many grooves 4.

Feature of the present invention also is on each side of described hollow die shell 1 all fluted 4.Fig. 5 is the structural representation of the embodiment of the invention 5, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, is provided with groove 4 on each side of its hollow die shell 1.

Feature of the present invention also is many grooves 4 UNICOM each other on the described hollow die shell 1.As shown in Figure 5, two hollow die shells 1 constitute internal-rib die cavity 2 alternately, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and many grooves 4 on its hollow die shell 1 are UNICOM each other.

Feature of the present invention is also that described groove is 4 parallel, quadrature, oblique or grade separation.Fig. 6 is the structural representation of the embodiment of the invention 6, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, the groove that is provided with on its hollow die shell 1 is 4 parallel to each other, quadrature, oblique.

Feature of the present invention also be described spacer draw piece 3 for and hollow die shell 1 one-body molded firm binding between the spacer draw piece.As shown in Figure 6, two hollow die shells 1 constitute internal-rib die cavity 2 alternately, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, therebetween spacer draw piece 3 be and hollow die shell 1 one-body molded firm binding between the spacer draw piece.

Feature of the present invention also be described spacer draw piece 3 for hollow die shell 1 between for flexibly connect or telescopic be connected between the spacer draw piece.Fig. 7 is the structural representation of the embodiment of the invention 7, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, therebetween spacer draw piece 3 be movable scalable connection between the spacer draw piece.

Feature of the present invention is that also described spacer draw piece 3 is at least one in rod member, rope, plate, muscle, silk, thin band, piece or the pier.Fig. 8 is the structural representation of the embodiment of the invention 8, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and spacer draw piece 3 is a rod member therebetween.

Feature of the present invention also be spacer draw piece between described rod member, plate, piece or pier formula 3 for hollow or porous hollow or compound between the spacer draw piece.Fig. 9 is the structural representation of the embodiment of the invention 9, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and spacer draw piece 3 is hollow rod member therebetween.

Feature of the present invention is that also described spacer draw piece 3 is metalwork.Figure 10 is the structural representation of the embodiment of the invention 10, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and spacer draw piece 3 is a metalwork therebetween.

Feature of the present invention is that also described intermetallic spacer draw piece 3 is docked by at least two metalworks, or the die wall of metalwork and internal-rib die cavity 2 welding, or the welding of the built-in fitting of the die wall of metalwork and internal-rib die cavity 2, or the die wall screw or the bolt of metalwork and built-in fitting or internal-rib die cavity 2 form.As shown in figure 10, two hollow die shells 1 constitute internal-rib die cavity 2 alternately, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and spacer draw piece 3 connects as one by screw with the die wall of internal-rib die cavity 2 therebetween.

Feature of the present invention is that also at least one bending of described spacer draw piece 3 stretch into anchoring in the die wall of hollow die shell 1.Figure 11 is the structural representation of the embodiment of the invention 11, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, anchoring in the die wall of hollow die shell 1 is stretched in two bending of spacer draw piece 3 therebetween.

Feature of the present invention is also that described spacer draw piece is 3 parallel to each other, quadrature, oblique or grade separation.Figure 12 is the structural representation of the embodiment of the invention 12, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, therebetween spacer draw piece 3 in internal-rib die cavity 2 mutually oblique, be arranged in parallel.

Feature of the present invention is that also the collar extension of described internal-rib die cavity 2 is horn mouth or bench port.Figure 13 is the structural representation of the embodiment of the invention 13, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and the collar extension of its internal-rib die cavity 2 is the step collar extension.Figure 14 is the structural representation of the embodiment of the invention 14, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and the collar extension of its internal-rib die cavity 2 is tubaeform collar extension.

Feature of the present invention is that also described hollow die shell 1 is provided with at least a in inner corner trim 5, chamfering 6, pit 7, hole 8, boss module 9, raised line 10 or the external corner 11.Figure 15 is the structural representation of the embodiment of the invention 15, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, be provided with inner corner trim 5, chamfering 6, boss module 9 and raised line 10 on its hollow die shell 1 simultaneously.Figure 16 is the structural representation of the embodiment of the invention 16, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and its hollow die shell 1 is provided with external corner 11.Figure 17 is the structural representation of the embodiment of the invention 17, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, be provided with pit 7, hole 8 and raised line 10 on its hollow die shell 1 simultaneously.

Feature of the present invention also is at least a orthogonal thereto, the oblique in described groove 4, inner corner trim 5, chamfering 6 or the raised line 10, parallel or grade separation setting.As shown in figure 15, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, its groove 4, inner corner trim 5, chamfering 6, raised line 10 self or make up orthogonal thereto, oblique, parallel or grade separation setting mutually.

Feature of the present invention is that also described the spacer draw piece 3 and the die wall global formation of the hollow die shell 1 of at least one internal-rib die cavity 2 become distance member 12.Figure 18 is the structural representation of the embodiment of the invention 18, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have a plurality of in the internal-rib die cavity 2 with spacer draw piece 3 between hollow die shell 1 binding all-in-one-piece, spacer draw piece 3 is a rod member therebetween, with the die wall that constitutes internal-rib die cavity 2 be global formation, formed distance member 12.

Feature of the present invention also is described distance member 12 and hollow die shell 1 gluing, welding, riveted joint or pegs graft whole.As shown in figure 18, its interval assembly 12 forms whole with hollow die shell 1 riveted joint.

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 19 is the structural representation of the embodiment of the invention 19, and a plurality of hollow die shells 1 constitute a plurality of internal-rib die cavitys 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and its internal-rib die cavity 2 is straight-through each other, quadrature.Figure 20 is the structural representation of the embodiment of the invention 20, and a plurality of hollow die shells 1 constitute a plurality of internal-rib die cavitys 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and its internal-rib die cavity 2 is parallel to each other.

Feature of the present invention is that also described hollow die shell 1 is provided with reinforce 13.Reinforce 13 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 21 is the structural representation of the embodiment of the invention 21, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, is provided with reinforce 13 in the wall body of its hollow die shell 1.

Feature of the present invention also is have reinforce 13 to expose on the described hollow die shell 1.

Feature of the present invention is that also described reinforce 13 passes internal-rib die cavity 2 and fuses.As shown in figure 21, after reinforce 13 passes internal-rib die cavity 2, two hollow die shells 1 are connected as one, diagram reinforce 13 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 21, its hollow die shell 1 is the hollow die shell of bottom surface opening.

Feature of the present invention is that also described at least one hollow die shell 1 is provided with locating structure 14.As shown in figure 21, two hollow die shells 1 constitute internal-rib die cavity 2 alternately, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and its hollow die shell 1 is provided with locating structure 14, and illustrated position structure 14 is a drag hook.

Feature of the present invention is that also the bottom surface 15 of described hollow die shell 1 is extended with bridging piece 16.Figure 22 is the structural representation of the embodiment of the invention 22, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and the bottom surface 15 of its hollow die shell 1 is extended with bridging piece 16.

Feature of the present invention is that also described bottom surface 15 or bridging piece 16 wall thickness are greater than hollow die shell 1 other wall thickness.As shown in figure 22, two hollow die shells 1 constitute internal-rib die cavity 2 alternately, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and the wall thickness of its bottom surface 15 and bridging piece 16 is greater than other wall thickness of hollow die shell 1.

Feature of the present invention is that also described bottom surface 15 or bridging piece 16 have reinforce 13 to expose.As shown in figure 22, two hollow die shells 1 constitute internal-rib die cavity 2 alternately, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and its bridging piece 16 has reinforce 13 to expose.

Feature of the present invention also is described hollow die shell 1 and bottom surface 15 connecting places fluted 4.Figure 23 is the structural representation of the embodiment of the invention 23, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, its hollow die shell 1 is provided with groove 4 with 15 connections, bottom surface.

Feature of the present invention also is to be provided with in the described hollow die shell 1 at least one in stiffener 17, bracing boom 18, the reinforcing rib 19.Figure 24 is the structural representation of the embodiment of the invention 24, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, be provided with stiffener 17, bracing boom 18 and reinforcing rib 19 in its hollow die shell 1 simultaneously.

Feature of the present invention is that also in described stiffener 17, bracing boom 18 or the reinforcing rib 19 at least one exposes.As shown in figure 24, stiffener 17 and bracing boom 18 parts are exposed outside the hollow die shell 1.

Feature of the present invention is that also in described stiffener 17, bracing boom 18 or the reinforcing rib 19 at least one has reinforce 14 to expose.

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 25 is the structural representation of the embodiment of the invention 25, and two hollow die shells 1 constitute internal-rib die cavity 2 alternately, has in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and a plurality of die side walls of its hollow die shell 1 are corrugated surface.Figure 26 is the structural representation of the embodiment of the invention 26, two hollow die shells 1 alternately, constitute internal-rib die cavity 2, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, the die wall of its hollow die shell 1 is the combination of broken line face, exasperate, shaped face.

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 21, two hollow die shells 1 constitute internal-rib die cavity 2 alternately, have in the internal-rib die cavity 2 a plurality of hollow die shell 1 to be linked spacer draw piece 3 between all-in-one-piece, and the die wall of its hollow die shell 1 is the Cement fibre die wall that includes reinforce 13.

During the invention process, can adopt the cement glass fibrous mesh cloth to make the hollow die shell 1 of band groove 4 earlier, and at the pre-buried weldment in its side, use spacer draw piece 3 between the bar dowel conduct then, with the mode that is welded to connect, by spacer draw piece 3 between bar dowel a plurality of hollow die shells 1 are welded and fused, promptly become hollow component used for concrete.

Claims (34)

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), at least one groove (4) is arranged at least one face of hollow die shell (1).

2, a kind of hollow component used for concrete according to claim 1 is characterized in that having at least one side of described hollow die shell (1) at least one groove (4) that runs through upper and lower surface.

3, a kind of hollow component used for concrete according to claim 1 is characterized in that on the side of the hollow die shell (1) in the described internal-rib die cavity (2) fluted (4).

4, a kind of hollow component used for concrete according to claim 1 is characterized in that on each side of described hollow die shell (1) all fluted (4).

5, a kind of hollow component used for concrete according to claim 1 is characterized in that many grooves (4) UNICOM each other on the described hollow die shell (1).

6, a kind of hollow component used for concrete according to claim 1 is characterized in that described groove (4) is parallel, quadrature, oblique or grade separation.

7, a kind of hollow component used for concrete according to claim 1, it is characterized in that described spacer draw piece (3) for and the one-body molded firm binding of hollow die shell (1) between the spacer draw piece.

8, a kind of hollow component used for concrete according to claim 1, it is characterized in that described spacer draw piece (3) for hollow die shell (1) between for flexibly connect or telescopic be connected between the spacer draw piece.

9,, it is characterized in that described spacer draw piece (3) is at least one in rod member, rope, plate, muscle, silk, thin band, piece or the pier according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 8.

10, a kind of hollow component used for concrete according to claim 9, it is characterized in that spacer draw piece (3) between described rod member, plate, piece or pier formula for hollow or porous hollow or compound between the spacer draw piece.

11,, it is characterized in that described spacer draw piece (3) is metalwork according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 8.

12, a kind of hollow component used for concrete according to claim 11, it is characterized in that described intermetallic spacer draw piece (3) is docked by at least two metalworks, or the die wall of metalwork and internal-rib die cavity (2) welding, or the welding of the built-in fitting of the die wall of metalwork and internal-rib die cavity (2), or the die wall screw or the bolt of metalwork and built-in fitting or internal-rib die cavity (2) form.

13, according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 8, anchoring in the die wall of hollow die shell (1) is stretched at least one the bending that it is characterized in that described spacer draw piece (3).

14,, it is characterized in that described spacer draw piece (3) is parallel to each other, quadrature, oblique or grade separation according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 8.

15, according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 8, the collar extension that it is characterized in that described internal-rib die cavity (2) is horn mouth or bench port.

16,, it is characterized in that described hollow die shell (1) is provided with at least a in inner corner trim (5), chamfering (6), pit (7), hole (8), boss module (9), raised line (10) or the external corner (11) according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 8.

17, a kind of hollow component used for concrete according to claim 16 is characterized in that at least a orthogonal thereto, the oblique in described groove (4), inner corner trim (5), chamfering (6) or the raised line (10), parallel or grade separation setting.

18,, it is characterized in that described the spacer draw piece (3) and the die wall global formation of the hollow die shell (1) of at least one internal-rib die cavity (2) become distance member (12) according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 8.

19, a kind of hollow component used for concrete according to claim 18 is characterized in that described distance member (12) is glued with hollow die shell (1), it is whole to weld, rivet or peg graft.

20, according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 8, 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.

21,, it is characterized in that described hollow die shell (1) is provided with reinforce (13) according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 8.

22, a kind of hollow component used for concrete according to claim 21 is characterized in that having on the described hollow die shell (1) reinforce (13) to expose.

23, a kind of hollow component used for concrete according to claim 21 is characterized in that described reinforce (13) passes internal-rib die cavity (2) and fuses.

24,, it is characterized in that described hollow die shell (1) is the hollow die shell of at least one face opening according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 8.

25,, it is characterized in that described at least one hollow die shell (1) is provided with locating structure (14) according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 8.

26,, it is characterized in that the bottom surface (15) of described hollow die shell (1) is extended with bridging piece (16) according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 8.

27, a kind of hollow component used for concrete according to claim 26 is characterized in that described bottom surface (15) or bridging piece (16) wall thickness are greater than other wall thickness of hollow die shell (1).

28, a kind of hollow component used for concrete according to claim 26 is characterized in that described bottom surface (15) or bridging piece (16) have reinforce (13) to expose.

29, a kind of hollow component used for concrete according to claim 26 is characterized in that described hollow die shell (1) and bottom surface (15) connecting place fluted (4).

30,, it is characterized in that being provided with in the described hollow die shell (1) at least one in stiffener (17), bracing boom (18), the reinforcing rib (19) according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 8.

31, a kind of hollow component used for concrete according to claim 30 is characterized in that in described stiffener (17), bracing boom (18) or the reinforcing rib (19) at least one exposes.

32, a kind of hollow component used for concrete according to claim 30 is characterized in that in described stiffener (17), bracing boom (18) or the reinforcing rib (19) at least one has reinforce (14) to expose.

33, according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 8, at least one die side wall that it is characterized in that described hollow die shell (1) is corrugated surface, broken line face, curved surface, exasperate, plane or shaped face.

34, according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 8, 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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