CN1236170C - A hollow component for concrete - Google Patents
A hollow component for concrete Download PDFInfo
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- CN1236170C CN1236170C CN 03178511 CN03178511A CN1236170C CN 1236170 C CN1236170 C CN 1236170C CN 03178511 CN03178511 CN 03178511 CN 03178511 A CN03178511 A CN 03178511A CN 1236170 C CN1236170 C CN 1236170C
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Abstract
The present invention relates to a hollow member for concrete, which comprises hollow shutterings (1) and is characterized in that at least two hollow shutterings are alternately arranged; a cast-in-place concrete inner rib mould cavity (2) is formed between the opposite faces of the hollow shutterings (1); at least one space support and pull member (3) for alternately connecting the hollow shutterings (1) of opposite faces is arranged in the inner rib mould cavity (2); the opposite faces of the inner rib mould cavity (2) and the space support and pull member (3) form an integral space prefabricated component (4) is connected into a whole with other walls of the hollow shutterings (1). In this way, when the hollow member is applied to a cast-in-place concrete hollow floor, the construction quality of the floor is not influenced, and the construction efficiency is greatly improved simultaneously; besides, the opposite faces of the inner rib mould cavity and the space support and pull member (3) form the integral space prefabricated component so that the hollow member is easy to manufacture, has high intensity, and is suitable for use in various hollow floors, roofs, foundation bottom slabs, walls and hollow bridges which are made of cast-in-place reinforced concrete or prestressed reinforced concrete.
Description
(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 characteristics such as hollow building cover construction quality, simultaneously, also have characteristics such as simple in structure, that intensity is high, making is easy, 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 opposite face is arranged in the internal-rib die cavity, the opposite face of internal-rib die cavity and a spacer draw piece are whole interval precast segment, and other wall of precast segment and hollow die shell is connected to integral body at interval.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 the opposite face of internal-rib die cavity and a spacer draw piece are whole interval precast segment, thereby the making of cavity member is easier, intensity is higher, in addition, cavity member also has simple in structure, characteristics such as cost is low, thus reached purpose of the present invention, be 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 described interval precast segment is extended with reinforce, and 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 after cavity member was applied to the concrete structure, the reinforce that stretches out and the bonding of Cast-in-place concrete were better, and formed concrete structural integrity is stronger.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 described interval precast segment and hollow die shell gluing, welding, riveted joint, pegs graft or is overlapped to form integral body.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 is that also the reinforce of described interval precast segment stretches in other wall of hollow die shell.Like this, because the reinforce of precast segment has stretched into the interior anchoring of wall body of hollow die shell at interval, between spacer draw assembly and hollow die shell to be combined into as a whole cavity member, its overall performance is very good, can spallation not open in transhipment, stacking, transportation, installation, work progress.
Feature of the present invention is that also described spacer draw piece is and the opposite face of internal-rib die cavity is spacer draw piece between firmly linking.Like this, the spacer draw piece connects as one two internal-rib die cavitys 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 the opposite face of internal-rib die cavity 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 cavity member 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, 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 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 formed local Cast-in-place concrete and add competent structure, thereby make structure more reasonable.
Feature of the present invention also is inner corner trim, chamfering, groove, the raised line self that is provided with on the precast segment of described interval 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 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 time 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, perhaps has reinforce to expose, and perhaps reinforce passes the internal-rib die cavity and fuses.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 various pipelines.
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 cavity member 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 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 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 the generation in the crack, mating face between Cast-in-place concrete and the prefabricated cavity member effectively.
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 described at least one hollow die shell at least one in stiffener, bracing boom or the reinforcing rib, 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 the internal-rib die cavity, 3 be between the spacer draw piece, 4 is whole interval precast segment, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, its at interval other wall of precast segment 4 and hollow die shell 1 be connected to integral body.
Fig. 2 is the structural representation of the embodiment of the invention 2, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, it is provided with and is extended with reinforce 5 in precast segment 4 at interval, and diagram reinforce 5 is the metal foil band.
Fig. 3 is the structural representation of the embodiment of the invention 3, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, its at interval precast segment 4 rivet integral body with hollow die shell 1.
Fig. 4 is the structural representation of the embodiment of the invention 4, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, its at interval the reinforces 5 in precast segment 4 stretch in other wall body of hollow die shell 1.
Fig. 5 is the structural representation of the embodiment of the invention 5, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, spacer draw piece 3 be a telescopic spacer draw piece of activity therebetween.
Fig. 6 is the structural representation of the embodiment of the invention 6, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, spacer draw piece 3 is rope spare and rod member therebetween.
Fig. 7 is the structural representation of the embodiment of the invention 7, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, therebetween spacer draw piece 3 be hollow between the spacer draw piece.
Fig. 8 is the structural representation of the embodiment of the invention 8, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, spacer draw piece 3 is oblique each other and be arranged in parallel in internal-rib die cavity 2 therebetween.
Fig. 9 is the structural representation of the embodiment of the invention 9, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, 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 internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, be provided with inner corner trim 6, chamfering 7, groove 8, pit 9, hole 10 and raised line 11 on its hollow die shell 1 simultaneously.
Figure 11 is the structural representation of the embodiment of the invention 11, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, be provided with raised line 11, boss module 12 and external corner 13 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 internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, it at interval is provided with inner corner trim 6, chamfering 7 and raised line 11 on precast segment 4 simultaneously, and they are orthogonal thereto mutually, be arranged in parallel.
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 internal-rib die cavitys 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, its internal-rib die cavity 2 is set parallel to each other.
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 internal-rib die cavitys 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, its internal-rib die cavity 2 is straight-through, parallel each other, the quadrature setting.
Figure 15 is the structural representation of the embodiment of the invention 15, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, be provided with reinforce 5 in its hollow die shell 1, have reinforce 5 to pass internal-rib die cavity 2 simultaneously hollow die shell 1 is fused.
Figure 16 is the structural representation of the embodiment of the invention 16, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, have one to be hollow die shell in its hollow die shell 1 under shed.
Figure 17 is the structural representation of the embodiment of the invention 17, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, its hollow die shell 1 is provided with a plurality of locating structures 14, and illustrated position structure 14 is drag hook and feet.
Figure 18 is the structural representation of the embodiment of the invention 18, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, the bottom surface of its hollow die shell 1 15 is protruding bridging piece 16.
Figure 19 is the structural representation of the embodiment of the invention 19, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, 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 have part to expose outside the hollow die shell 1.
Figure 20 is the structural representation of the embodiment of the invention 20, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, a plurality of die side walls of its hollow die shell 1 are corrugated surface.
Figure 21 is the structural representation of the embodiment of the invention 21, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, all be filled with light material 20 in its hollow die shell 1, diagram light material 20 is an expanded perlite.
(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 opposite face is arranged in the internal-rib die cavity 2, the opposite face of internal-rib die cavity 2 and a spacer draw piece 3 are whole interval precast segment 4, and precast segment 4 is connected to integral body with other wall of hollow die shell 1 at interval.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 whole interval precast segment, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, its at interval other wall of precast segment 4 and hollow die shell 1 be connected to integral body.
Feature of the present invention is that also described interval precast segment 4 is extended with reinforce 5, and reinforce 5 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.Fig. 2 is the structural representation of the embodiment of the invention 2, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, it is provided with and is extended with reinforce 5 in precast segment 4 at interval, and diagram reinforce 5 is the metal foil band.
Feature of the present invention also is described interval precast segment 4 and hollow die shell 1 gluing, welding, riveted joint, pegs graft or is overlapped to form integral body.Fig. 3 is the structural representation of the embodiment of the invention 3, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, its at interval precast segment 4 rivet integral body with hollow die shell 1.
Feature of the present invention is that also the reinforce 5 of described interval precast segment 4 stretches in other wall of hollow die shell 1.Fig. 4 is the structural representation of the embodiment of the invention 4, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, its at interval the reinforces 5 in precast segment 4 stretch in other wall body of hollow die shell 1.
Feature of the present invention is that also described spacer draw piece 3 is and the opposite face of internal-rib die cavity 2 is spacer draw piece between firmly linking.As shown in Figure 4, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, spacer draw piece 3 be and the opposite face of internal-rib die cavity 2 is spacer draw piece between firm binding therebetween.
Feature of the present invention also be described spacer draw piece 3 for the opposite face of internal-rib die cavity 2 for flexibly connect or telescopic be connected between the spacer draw piece.Fig. 5 is the structural representation of the embodiment of the invention 5, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, spacer draw piece 3 be a telescopic spacer draw piece of activity therebetween.
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, the pier.Fig. 6 is the structural representation of the embodiment of the invention 6, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, spacer draw piece 3 is rope spare and rod member 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. 7 is the structural representation of the embodiment of the invention 7, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, therebetween spacer draw piece 3 be hollow between the spacer draw piece.
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 internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, spacer draw piece 3 is oblique each other and be arranged in parallel in internal-rib die cavity 2 therebetween.
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 internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, the collar extension of its internal-rib die cavity 2 is a horn mouth.
Feature of the present invention is that also described hollow die shell 1 is provided with at least a in inner corner trim 6, chamfering 7, groove 8, pit 9, hole 10, raised line 11, boss module 12, the external corner 13.Figure 10 is the structural representation of the embodiment of the invention 10, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, be provided with inner corner trim 6, chamfering 7, groove 8, pit 9, hole 10 and raised line 11 on its hollow die shell 1 simultaneously.Figure 11 is the structural representation of the embodiment of the invention 11, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, be provided with raised line 11, boss module 12 and external corner 13 on its hollow die shell 1 simultaneously.
The inner corner trim 6 that feature of the present invention also is on the described interval precast segment 4 to be provided with, chamfering 7, groove 8, raised line 11 self or make up orthogonal thereto, oblique, parallel or grade separation setting mutually.Figure 12 is the structural representation of the embodiment of the invention 12, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, it at interval is provided with inner corner trim 6, chamfering 7 and raised line 11 on precast segment 4 simultaneously, and they are orthogonal thereto mutually, be arranged in parallel.
Feature of the present invention also is described inner corner trim 6, chamfering 7, groove 8, raised line 11 self or makes up orthogonal thereto, oblique, parallel or grade separation setting mutually.As shown in figure 10, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, its inner corner trim 6, chamfering 7, groove 8, raised line 11 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 internal-rib die cavitys 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, its internal-rib die cavity 2 is set parallel to each other.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 internal-rib die cavitys 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, its internal-rib die cavity 2 is straight-through, parallel each other, the quadrature setting.
Feature of the present invention is that also described hollow die shell 1 is provided with reinforce 5, perhaps has reinforce 5 to expose, and perhaps reinforce 5 passes internal-rib die cavity 2 hollow die shell 1 is fused.Figure 15 is the structural representation of the embodiment of the invention 15, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, be provided with reinforce 5 in its hollow die shell 1, have reinforce 5 to pass internal-rib die cavity 2 simultaneously hollow die shell 1 is fused.
Feature of the present invention is that also described hollow die shell 1 is the hollow die shell of at least one face opening.Figure 16 is the structural representation of the embodiment of the invention 16, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, have one to be hollow die shell in its hollow die shell 1 under shed.
Feature of the present invention is that also described at least one hollow die shell 1 is provided with locating structure 14.Figure 17 is the structural representation of the embodiment of the invention 17, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, its hollow die shell 1 is provided with a plurality of locating structures 14, and illustrated position structure 14 is drag hook and feet.
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 18 is the structural representation of the embodiment of the invention 18, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, the bottom surface of its hollow die shell 1 15 is protruding 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 18, two hollow die shells 1 are spaced, and constitute internal-rib die cavity 2, are provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, the wall thickness of its bridging piece 16 is greater than hollow die shell 1 other wall thickness.
Feature of the present invention is that also described bottom surface 15 or bridging piece 16 have reinforce 5 to expose.As shown in figure 18, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, its bridging piece 16 has reinforce 5 to expose, and diagram reinforce 5 is the metal foil band.
Feature of the present invention also is described hollow die shell 1 and bottom surface 15 connecting places fluted 8.As shown in figure 18, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, its hollow die shell 1 is set to groove 8 with bottom surface 15 connecting places.
Feature of the present invention also is to be provided with in described at least one hollow die shell 1 at least one in stiffener 17, bracing boom 18 or the reinforcing rib 19, perhaps at least one in stiffener 17, bracing boom 18 or the reinforcing rib 19 exposes, and has reinforce 5 to expose in perhaps above-mentioned at least one.Figure 19 is the structural representation of the embodiment of the invention 19, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, 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 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 20 is the structural representation of the embodiment of the invention 20, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, a plurality of die side walls of its hollow die shell 1 are corrugated surface.
Feature of the present invention also is to fill or be pasted with light material 20 in the described hollow die shell 1.Light material 20 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.Figure 21 is the structural representation of the embodiment of the invention 21, two hollow die shells 1 are spaced, constitute internal-rib die cavity 2, be provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, all be filled with light material 20 in its hollow die shell 1, diagram light material 20 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 21, two hollow die shells 1 are spaced, and constitute internal-rib die cavity 2, are provided with a plurality of spacer draw pieces 3 in the internal-rib die cavity 2, between the wall of spacer draw piece 3 and internal-rib die cavity 2 be the interval precast segment 4 of the integral body that constitutes of global formation, the die wall of its hollow die shell 1 is the Cement fibre die wall.
During the invention process, can be earlier make interband spacer draw piece 3 and include the interval precast segment 4 of reinforce 5 with cement mortar or concrete, adopt the cement glass fibrous mesh cloth to make the cavity member of interband every precast segment 4 then, maintenance gets final product to stipulating the length of time.
Claims (25)
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 opposite face is arranged in the internal-rib die cavity (2), the opposite face of internal-rib die cavity (2) and a spacer draw piece (3) are whole interval precast segment (4), and precast segment (4) is connected to integral body with other wall of hollow die shell (1) at interval.
2, a kind of hollow component used for concrete according to claim 1 is characterized in that described interval precast segment (4) is extended with reinforce (5).
3, a kind of hollow component used for concrete according to claim 1 is characterized in that described interval precast segment (4) and hollow die shell (1) are glued, weld, rivet, peg graft or be overlapped to form integral body.
4, a kind of hollow component used for concrete according to claim 1 is characterized in that the reinforce (5) of described interval precast segment (4) stretches in other wall of hollow die shell (1).
5, a kind of hollow component used for concrete according to claim 1 is characterized in that described spacer draw piece (3) is and the opposite face of internal-rib die cavity (2) is spacer draw piece between firmly linking.
6, a kind of hollow component used for concrete according to claim 1, it is characterized in that described spacer draw piece (3) for the opposite face of internal-rib die cavity (2) for flexibly connect or telescopic be connected between the spacer draw piece.
7,, it is characterized in that described spacer draw piece (3) is at least one in rod member, rope, plate, muscle, silk, thin band, piece, the pier according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 6.
8, a kind of hollow component used for concrete according to claim 7, it is characterized in that spacer draw piece (3) between described rod member, plate, piece, pier formula for hollow or porous hollow or compound between the spacer draw piece.
9,, it is characterized in that described spacer draw piece (3) is parallel to each other, quadrature, oblique or grade separation setting according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 6.
10, according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 6, the collar extension that it is characterized in that described internal-rib die cavity (2) is horn mouth or bench port.
11,, it is characterized in that described hollow die shell (1) is provided with at least a in inner corner trim (6), chamfering (7), groove (8), pit (9), hole (10), raised line (11), boss module (12), the external corner (13) according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 6.
12, a kind of hollow component used for concrete according to claim 11 is characterized in that inner corner trim (6), chamfering (7), groove (8), the raised line (11) self that described interval precast segment (4) go up to be provided with or makes up orthogonal thereto, oblique, parallel or grade separation setting mutually.
13, a kind of hollow component used for concrete according to claim 11 is characterized in that described inner corner trim (6), chamfering (7), groove (8), raised line (11) self or makes up orthogonal thereto, oblique, parallel or grade separation setting mutually.
14, according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 6, 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.
15, according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 6, it is characterized in that described hollow die shell (1) is provided with reinforce (5), perhaps have reinforce (5) to expose, perhaps reinforce (5) passes internal-rib die cavity (2) hollow die shell (1) is fused.
16,, 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 6.
17,, 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 6.
18,, 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 6.
19, a kind of hollow component used for concrete according to claim 18 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).
20, a kind of hollow component used for concrete according to claim 18 is characterized in that described bottom surface (15) or bridging piece (16) have reinforce (5) to expose.
21, a kind of hollow component used for concrete according to claim 18 is characterized in that described hollow die shell (1) and bottom surface (15) connecting place fluted (8).
22, according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 6, it is characterized in that being provided with in described at least one hollow die shell (1) at least one in stiffener (17), bracing boom (18) or the reinforcing rib (19), perhaps at least one in stiffener (17), bracing boom (18) or the reinforcing rib (19) exposes, and has reinforce (5) to expose in perhaps above-mentioned at least one.
23, according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 6, 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.
24,, it is characterized in that filling or being pasted with in the described hollow die shell (1) light material (20) according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 6.Light material (20) 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.
25, according to the described a kind of hollow component used for concrete of arbitrary claim in the claim 1 to 6, 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.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101309333A CN100449075C (en) | 2003-07-11 | 2003-07-11 | Hollow member for concrete |
| CN 03178511 CN1236170C (en) | 2003-07-11 | 2003-07-11 | A hollow component for concrete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03178511 CN1236170C (en) | 2003-07-11 | 2003-07-11 | A hollow component for concrete |
Related Child Applications (5)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101298199A Division CN100356006C (en) | 2003-07-11 | 2003-07-11 | Hollow component for concrete |
| CNB2005101298201A Division CN100406658C (en) | 2003-07-11 | 2003-07-11 | Hollow component for concrete |
| CNB2005101298146A Division CN100356005C (en) | 2003-07-11 | 2003-07-11 | Hollow component for concrete |
| CNB2005101309333A Division CN100449075C (en) | 2003-07-11 | 2003-07-11 | Hollow member for concrete |
| CNB2005101298165A Division CN100370094C (en) | 2003-07-11 | 2003-07-11 | Hollow component for concrete |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1570311A CN1570311A (en) | 2005-01-26 |
| CN1236170C true CN1236170C (en) | 2006-01-11 |
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ID=34472791
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101309333A Expired - Fee Related CN100449075C (en) | 2003-07-11 | 2003-07-11 | Hollow member for concrete |
| CN 03178511 Expired - Fee Related CN1236170C (en) | 2003-07-11 | 2003-07-11 | A hollow component for concrete |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101309333A Expired - Fee Related CN100449075C (en) | 2003-07-11 | 2003-07-11 | Hollow member for concrete |
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| Country | Link |
|---|---|
| CN (2) | CN100449075C (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1168881C (en) * | 2001-11-15 | 2004-09-29 | 邱则有 | Prefabricated hollow member for roof with space structure and its application |
| CN1112490C (en) * | 2001-11-23 | 2003-06-25 | 邱则有 | Cavity member for floor slab with hidden and dense ribs |
| CN1176288C (en) * | 2002-10-25 | 2004-11-17 | 邱则有 | Modular formwork members |
| CN1195140C (en) * | 2002-12-15 | 2005-03-30 | 邱则有 | Light weight structural piece for use of filling concrete |
-
2003
- 2003-07-11 CN CNB2005101309333A patent/CN100449075C/en not_active Expired - Fee Related
- 2003-07-11 CN CN 03178511 patent/CN1236170C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1570311A (en) | 2005-01-26 |
| CN1807791A (en) | 2006-07-26 |
| CN100449075C (en) | 2009-01-07 |
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