CN1800543A - Reinforced bar concrete hollow slab - Google Patents

Abstract

Disclosed is a reinforced-bar concrete hollow slab, which comprises a reinforced-bar concrete (1) and hollow members (2), the hollow members (2) are enclosed in the reinforced-bar concrete (1), the hollow members (2) are arranged alternatively, and cast-in-situ reinforced-bar concrete rib (3) is arranged between them, the hollow members (2) comprise a hollow formwork (4) characterized in that the hollow members (2) also comprise a spaced drawing member (5), at least two hollow formworks (4) are arranged alternatively, thus forming a cast-in-situ concrete inner rib molding chamber (6), the inner rib moulding chamber (6) is provided with at least one spaced tension member (5) for connecting the opposite or adjacent hollow formworks (4) into an integrity, the cast-in-situ reinforced-bar concrete forms a cast-in-situ reinforced bar concrete inner rib (7) inside the inner rib molding chamber (6), and is connected to the cast-in-situ reinforced-bar concrete rib (3), at least one hollow formwork (4) has corrugated walls. The invention can be applied to cast-in-situ reinforced-bar concrete hollow slabs, storied building covers, house roofings, foundation slabs, walls, and hollow bridges.

Description

A kind of concrete hollow board

(1) technical field

The present invention relates to a kind of concrete hollow board.

(2) background technology

At present, steel bar reinforced hollow concrete roof cast-in-situs is to use wider floor structural form, has that the speed of executing 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, because of hollow die shell and the mutual build-in of Cast-in-place concrete, often because of the after-contraction of Cast-in-place concrete setting and harden, and the phenomenon that occurs coming to nothing, build-in each other is not firm, therefore, develop a kind of novel concrete hollow board for being badly in need of.

(3) summary of the invention

The object of the present invention is to provide a kind of concrete hollow board, have characteristics such as easy construction, efficient height, construction quality and overall performance are good.

Solution of the present invention is on the basis of existing technology, comprise steel bar concrete, Cavity structural member, Cavity structural member is wrapped up in and is contained in the steel bar concrete, Cavity structural member alternately, be the cast-in-situ reinforced concrete rib each other, Cavity structural member comprises hollow die shell, it is characterized in that described Cavity structural member also includes a spacer draw piece, at least two hollow die shells alternately, constitute Cast-in-place concrete internal-rib die cavity each other, at least one spacer draw piece alternate one that connects to of hollow die shell with relative or adjacent surface in the internal-rib die cavity is arranged, cast-in-situ reinforced concrete has formed the cast-in-situ reinforced concrete internal-rib in the internal-rib die cavity, and link to each other with the cast-in-situ reinforced concrete rib, at least one hollow die shell is the hollow die shell that bellows wall is arranged.Like this, because Cavity structural 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 concrete hollow board is constructed, Cavity structural member is laid to become in groups by single hollow die shell and is laid, mutually positioning very convenient, the construction quality that is difficult for inconsistent phenomenon takes place and influences concrete hollow board, efficiency of construction also improves greatly simultaneously, and, because hollow die shell is the hollow die shell that bellows wall is arranged, with the contact surface increase of Cast-in-place concrete, build-in is more firm each other, be not prone to the phenomenon of coming to nothing, can prevent the generation in crack between cavity member and the Cast-in-place concrete effectively, therefore, concrete hollow board has easy construction, the efficient height, characteristics such as construction quality and overall performance are good, thereby reached purpose of the present invention, be applicable to various cast-in-situ reinforced concretes or prestressed reinforced concrete hollow slab, superstructure, 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 all hollow die shells are the hollow die shell that bellows wall is arranged.Like this, after Cast-in-place concrete pours into, formed many Cast-in-place concrete corrugated reinforcing ribs, strengthened the rigidity and the intensity of In-situ cast concrete board in the superstructure greatly in the outside of ripple formwork; Simultaneously, can prevent the generation in crack between Cast-in-place concrete and the cavity member effectively.

Feature of the present invention is that also described bellows wall hollow die shell is wavy metal wall hollow die shell or plastic ripple wall hollow die shell or cement glass fibre wall hollow die shell.Like this, make the raw-material diversity of hollow die shell, can require rationally to select manufacturing materials for use, be convenient to reduce the cost of manufacture of cavity member, more help cavity member applying in concrete hollow board according to the use needs and the varying strength of cavity member.

Feature of the present invention is that also the crest of ripple of described bellows wall hollow die shell or trough are parallel, quadrature, oblique or its combination each other and are provided with.Like this, be in the trough that parallel, quadrature, oblique or combination be provided with when Cast-in-place concrete pours into, corresponding formation is the Cast-in-place concrete reinforcing rib that parallel, quadrature or its combination are provided with, and improved the mechanical property of superstructure greatly.

Feature of the present invention is that also waveform, wave height, the ripple of the ripple of described bellows wall hollow die shell is wide inequality.Like this, can rationally select different wave, wave height, the wide cavity member of ripple for use, to satisfy the needs of concrete hollow board different designs according to the needs of superstructure design.

Feature of the present invention also is being connected to firm connection the between described spacer draw piece and the hollow die shell.Like this, the spacer draw piece connects as one two hollow die shells between firmly linking, and handling, installs more conveniently, helps the construction of concrete hollow board.

Feature of the present invention is that also being connected between described spacer draw piece and the hollow die shell flexibly connects or telescopic the connection.Like this, 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 concrete hollow board 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 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, spacer draw piece and Cast-in-place concrete combine 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 firm, significantly reduce the breakage rate of cavity member in stacking, transportation, installation process, reduced cost of manufacture and concrete hollow board construction cost.

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 firmly, helps the construction of concrete hollow board.

Feature of the present invention is also that described spacer draw piece is parallel to each other, quadrature, oblique, grade separation.Like this, a spacer draw piece is provided with parallel, quadrature, oblique, grade separation or other mode, can satisfy the demand of concrete hollow board 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 concrete hollow board 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, pour into concrete in inner corner trim, chamfering, groove, hole, raised line, boss, the external corner and form local Cast-in-place concrete and add competent structure, thereby make concrete hollow board more reasonable.

Feature of the present invention also is described inner corner trim, chamfering, groove, raised line self or makes up orthogonal thereto, oblique, parallel or grade separation setting mutually.Like this, 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, helps reducing the construction cost of concrete hollow board.

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, help reducing 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, can form the Cast-in-place concrete rib of parallel to each other or quadrature, thereby improve the mechanical property of concrete hollow board.

Feature of the present invention is that also described spacer draw piece protrudes or stretch out the internal-rib die cavity.Like this, a spacer draw piece plays support and draws in the reinforcement by connection effect in formwork, also can serve as the handling part easily, also can be used as the keeper of reinforcing bar, and an effect of spacer draw piece is fully used.

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

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 structural member, can look its inner case very easily and carry out reasonable operation, help increasing work efficiency, simultaneously, in the cast-in-situ reinforcing steel bar concrete hollow slab construction, 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 cast-in-situ reinforcing steel bar concrete hollow slab is constructed,, can prevent the Cavity structural member displacement effectively, guarantee that the internal structure of cast-in-situ reinforcing steel bar concrete hollow slab adheres to specification by the positioning action of locating structure.

Feature of the present invention is that also the bottom surface of described hollow die shell is extended with bridging piece, or stretches out the bridging piece that reveals reinforce, and the bottom surface flushes with the bottom surface of concrete hollow board.Like this, when cast-in-situ reinforcing steel bar concrete hollow slab was constructed, the alternative engineering template of bridging piece reduced the spillage of material of construction, simultaneously, because of having saved the template installation procedure, can increase substantially speed of application, reduces the comprehensive cost of concrete hollow board.

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

Feature of the present invention is that also described bottom surface or bridging piece have reinforce to expose, and is bonded to integral body with Cast-in-place concrete.Like this, reinforce and Cast-in-place concrete that bottom surface or toss expose combine, and firmly wrap up in and be contained in the concrete, can prevent effectively that Cast-in-place concrete and prefabricated cavity member from engaging the generation in crack, interface.

Feature of the present invention is that also described hollow die shell and bottom surface connecting place are fluted.Like this, when the cast-in-situ reinforcing steel bar concrete hollow slab construction was arranged, concrete poured in the groove of hollow die shell and bottom surface connecting place, hollow die shell is firmly wrapped up in contain, and has formed Cast-in-place concrete I-shaped rib structure, can improve the performance of cast-in-situ reinforcing steel bar concrete hollow slab 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, perhaps at least one in stiffener, bracing boom or the reinforcing rib exposes, there is reinforce to expose in perhaps above-mentioned at least one, and is bonded to integral body with Cast-in-place concrete.Like this, stiffener, the reinforcing rib in the hollow die shell or expose stiffener, bracing boom, reinforcing rib can form cast-in-place and prefabricated composite construction with Cast-in-place concrete, optimization concrete hollow intralamellar part stress system.

Feature of the present invention is that also at least one die side wall of described hollow die shell is broken line face, curved surface, exasperate, plane or shaped face.Like this, it is big that die side wall is that the Cavity structural member of broken line face, curved surface, exasperate, plane or shaped face has die wall rigidity, the advantage that the load ability is strong, concrete pours in the trough, formed the Cast-in-place concrete reinforcing rib, simultaneously, increased 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 structural member greatly, reduced the breakage rate of product in the construction application process, simultaneously, concrete hollow board also has 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 mortar fiber, cement mortar 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, and reduces the construction cost of concrete hollow board.

Feature of the present invention also is also to be provided with dark beam in the described concrete hollow board or/and bright beam.Like this, the mechanical property of hollowcore slab is better, helps that local pressure in the cast-in-situ reinforcing steel bar concrete hollow slab is increased the district and strengthens; When being provided with dark beam, also can strengthen the mechanical property of cast-in-situ reinforcing steel bar concrete hollow slab, simultaneously, dark beam lies in cast-in-situ reinforcing steel bar concrete hollow slab inside, the external structure that does not influence cast-in-situ reinforcing steel bar concrete hollow slab is attractive in appearance, do not take the usage space of building during use, can improve the usage space of building effectively.

(4) description of drawings

Fig. 1 is the structural representation of the embodiment of the invention 1.

Fig. 2 is the structural representation of the embodiment of the invention 2.

Fig. 3 is the structural representation of the embodiment of the invention 3.

Fig. 4 is one of structural representation of embodiment of the invention cavity member 2.

Fig. 5 be embodiment of the invention cavity member 2 structural representation two.

Fig. 6 be embodiment of the invention cavity member 2 structural representation three.

Fig. 7 be embodiment of the invention cavity member 2 structural representation four.

Fig. 8 be embodiment of the invention cavity member 2 structural representation five.

Fig. 9 be embodiment of the invention cavity member 2 structural representation six.

Figure 10 be embodiment of the invention cavity member 2 structural representation seven.

Figure 11 be embodiment of the invention cavity member 2 structural representation eight.

Figure 12 be embodiment of the invention cavity member 2 structural representation nine.

Figure 13 be embodiment of the invention cavity member 2 structural representation ten.

Figure 14 be embodiment of the invention cavity member 2 structural representation 11.

Figure 15 be embodiment of the invention cavity member 2 structural representation 12.

Figure 16 be embodiment of the invention cavity member 2 structural representation 13.

Figure 17 be embodiment of the invention cavity member 2 structural representation 14.

Figure 18 be embodiment of the invention cavity member 2 structural representation 15.

Figure 19 be embodiment of the invention cavity member 2 structural representation 16.

Figure 20 be embodiment of the invention cavity member 2 structural representation 17.

Figure 21 be embodiment of the invention cavity member 2 structural representation 18.

Figure 22 be embodiment of the invention cavity member 2 structural representation 19.

Figure 23 be embodiment of the invention cavity member 2 structural representation 20.

Figure 24 be embodiment of the invention cavity member 2 structural representation 21.

Figure 25 be embodiment of the invention cavity member 2 structural representation 22.

(5) specific embodiment

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

The present invention as shown in drawings, comprise steel bar concrete 1, Cavity structural member 2, Cavity structural member 2 is wrapped up in and is contained in the steel bar concrete 1, Cavity structural member 2 alternately, be cast-in-situ reinforced concrete rib 3 each other, Cavity structural member 2 comprises hollow die shell 4, it is characterized in that described Cavity structural member 2 also includes a spacer draw piece 5, at least two hollow die shells 4 alternately, constitute Cast-in-place concrete internal-rib die cavity 6 each other, at least one spacer draw piece 5 hollow die shell 4 alternate one that connect to relative or adjacent surface in internal-rib die cavity 6 are arranged, cast-in-situ reinforced concrete 1 has formed cast-in-situ reinforced concrete internal-rib 7 in internal-rib die cavity 6, and link to each other with cast-in-situ reinforced concrete rib 3, at least one hollow die shell 4 is for there being the hollow die shell of bellows wall.In each accompanying drawing, 1 is steel bar concrete, and 2 is Cavity structural member, and 3 is the cast-in-situ reinforced concrete rib, and 4 is hollow die shell, 5 be between the spacer draw piece, 6 is the internal-rib die cavity, 7 is the cast-in-situ reinforced concrete internal-rib, below in each accompanying drawing, number identically, its explanation is identical.As shown in Figure 1, concrete hollow board comprises steel bar concrete 1, Cavity structural member 2, Cavity structural member 2 is wrapped up in and is contained in the steel bar concrete 1, Cavity structural member 2 alternately, be cast-in-situ reinforced concrete rib 3 each other, Cavity structural member 2 comprises a hollow die shell 4 and a spacer draw piece 5, two hollow die shells 4 alternately, constitute Cast-in-place concrete internal-rib die cavity 6 each other, between spacer draw piece 5 in internal-rib die cavity 6 with the hollow die shell 4 alternate one that connect to of adjacent surface, cast-in-situ reinforced concrete 1 has formed cast-in-situ reinforced concrete internal-rib 7 in internal-rib die cavity 6, and links to each other with cast-in-situ reinforced concrete rib 3, and hollow die shell 4 is for there being the hollow die shell of bellows wall.Fig. 1,2,3 structural representations of in concrete hollow board, using for Cavity structural member 2 shown in Figure 4.

Feature of the present invention is that also described all hollow die shells 4 are for there being the hollow die shell of bellows wall.As shown in Figure 4, its described all hollow die shells 4 are for there being the hollow die shell of bellows wall.

Feature of the present invention is that also described bellows wall hollow die shell 4 is wavy metal wall hollow die shell or plastic ripple wall hollow die shell or cement glass fibre wall hollow die shell.As shown in Figure 5, its described bellows wall hollow die shell 4 is a wavy metal wall hollow die shell.

Feature of the present invention is that also the crest of ripple of described bellows wall hollow die shell 4 or trough are parallel, quadrature, oblique or its combination each other and are provided with.As shown in Figure 6, the crest of the ripple of its described bellows wall hollow die shell 4 is set in parallel each other.

Feature of the present invention is that also waveform, wave height, the ripple of the ripple of described bellows wall hollow die shell 4 is wide inequality.As shown in Figure 7, the waveform of the ripple of its described bellows wall hollow die shell 4, wave height, ripple are wide inequality.

Feature of the present invention also is being connected to firm connection the between described spacer draw piece 5 and the hollow die shell 4.As shown in Figure 8, being connected to firm connection the between its described spacer draw piece 5 and the hollow die shell 4.

Feature of the present invention is that also being connected between described spacer draw piece 5 and the hollow die shell 4 flexibly connects or telescopic the connection.As shown in Figure 9, being connected to movable telescopic connection the between its described spacer draw piece 5 and the hollow die shell 4.

Feature of the present invention is that also described spacer draw piece 5 is at least one in rod member, rope, plate, muscle, silk, thin band, piece, the pier.As shown in figure 10, its described spacer draw piece 5 is a rod member.

Feature of the present invention also be spacer draw piece between described rod member, plate, piece, pier formula 5 for hollow or porous hollow or compound between the spacer draw piece.As shown in figure 11, between its described rod member formula spacer draw piece 5 be hollow between the spacer draw piece.

Feature of the present invention is that also described spacer draw piece 5 is metalwork.As shown in figure 12, its described spacer draw piece 5 is a metalwork.

Feature of the present invention is that also described intermetallic spacer draw piece 5 is docked by at least two metalworks, or the die wall of metalwork and internal-rib die cavity 6 welding, or the welding of the built-in fitting of the die wall of metalwork and internal-rib die cavity 6, or the die wall screw or the bolt of metalwork and built-in fitting or internal-rib die cavity 6 form.As shown in figure 12, its described intermetallic spacer draw piece 5 is docked by two metalworks.

Feature of the present invention is that also at least one bending of described spacer draw piece 5 stretch into anchoring in the die wall of hollow die shell 4.As shown in figure 13, its described spacer draw piece 5 interior anchoring of die wall that hollow die shell 4 is stretched in bending.

Feature of the present invention is also that described spacer draw piece is 5 parallel to each other, quadrature, oblique, grade separation.As shown in figure 14, its described spacer draw piece 5 oblique each other.

Feature of the present invention is that also the collar extension of described internal-rib die cavity 6 is horn mouth or bench port.As shown in figure 15, the collar extension of its described internal-rib die cavity 6 is a bench port.

Feature of the present invention is that also described hollow die shell 4 is provided with at least a in inner corner trim 8, chamfering 9, groove 10, pit 11, hole 12, raised line 13, boss module 14, the external corner 15.As shown in figure 16, its described hollow die shell 4 is provided with inner corner trim 8, pit 11, and as shown in figure 17, its described hollow die shell 4 is provided with chamfering 9, groove 10, raised line 13, as shown in figure 18, its described hollow die shell 4 is provided with hole 12, boss module 14, external corner 15.

Feature of the present invention also is described inner corner trim 8, chamfering 9, groove 10, raised line 13 self or makes up orthogonal thereto, oblique, parallel or grade separation setting mutually.As shown in figure 17, its described chamfering 9, groove 10, raised line 13 make up mutually and are set in parallel.

Feature of the present invention is that also described the spacer draw piece 5 and the die wall global formation of the hollow die shell 4 of at least one internal-rib die cavity 6 become distance member 16.As shown in figure 19, its described spacer draw piece 5 becomes distance member 16 with the die wall global formation of the hollow die shell 4 of internal-rib die cavity 6.

Feature of the present invention also is described distance member 16 and hollow die shell 4 gluings, welding, riveted joint or pegs graft whole.As shown in figure 19, its described distance member 16 is riveted whole with hollow die shell 4.

Feature of the present invention also is described internal-rib die cavity more than 6 at least two, and they are straight-through, parallel each other, quadrature, oblique or grade separation.As shown in figure 20, its described internal-rib die cavity 6 has many, and they are parallel to each other.

Feature of the present invention is that also described spacer draw piece 5 protrudes or stretch out internal-rib die cavity 6.As shown in figure 21, its described spacer draw piece 5 protrudes internal-rib die cavity 6.

Feature of the present invention is that also described hollow die shell 4 is provided with reinforce 17, perhaps has reinforce 17 to expose, and is bonded to integral body with Cast-in-place concrete, and perhaps reinforce 17 passes internal-rib die cavity 6 hollow die shell 4 is fused.As shown in figure 21, its described hollow die shell 4 is provided with reinforce 17, and simultaneously reinforce 17 exposes, and in concrete hollow board, can be bonded to integral body with Cast-in-place concrete, and reinforce 17 passes internal-rib die cavity 6 hollow die shell 4 is fused.

Feature of the present invention is that also described hollow die shell 4 is the hollow die shell of at least one face opening.As shown in figure 21, its described hollow die shell 4 is the hollow die shell of bottom surface opening.

Feature of the present invention is that also described at least one hollow die shell 4 is provided with locating structure 18.As shown in figure 21, its described hollow die shell 4 is provided with locating structure 18.

Feature of the present invention is that also the bottom surface 19 of described hollow die shell 4 is extended with bridging piece 20, or stretches out the bridging piece 20 that reveals reinforce 17, and bottom surface 19 flushes with the bottom surface of concrete hollow board.As shown in figure 22, the bottom surface 19 of its described hollow die shell 4 is extended with bridging piece 20, and bridging piece 20 stretches out reinforce 17 simultaneously, in concrete hollow board, can be bonded to integral body with Cast-in-place concrete.

Feature of the present invention also is described bottom surface 19 or bridging piece 20 wall thickness greater than hollow die shell 4 other wall thickness, or bottom surface 19 or bridging piece 20 are different with other wall material of hollow die shell 4.As shown in figure 22, its described bottom surface 19 and bridging piece 20 wall thickness are greater than hollow die shell 4 other wall thickness, and bottom surface 19, bridging piece 20 are different with other wall material of hollow die shell 4.

Feature of the present invention is that also described bottom surface 19 or bridging piece 20 have reinforce 17 to expose, and is bonded to integral body with Cast-in-place concrete.As shown in figure 22, its described bridging piece 20 has reinforce 17 to expose, and in concrete hollow board, can be bonded to integral body with Cast-in-place concrete.

Feature of the present invention also is described hollow die shell 4 and bottom surface 19 connecting places fluted 10.As shown in figure 23, its described hollow die shell 4 and bottom surface 19 connecting places fluted 10.

Feature of the present invention also is to be provided with in the described hollow die shell 4 at least one in stiffener 21, bracing boom 22, the reinforcing rib 23, perhaps at least one in stiffener 21, bracing boom 22 or the reinforcing rib 23 exposes, there is reinforce 17 to expose in perhaps above-mentioned at least one, and is bonded to integral body with Cast-in-place concrete.As shown in figure 24, be provided with stiffener 21, bracing boom 22 and reinforcing rib 23 in its described hollow die shell 4, stiffener 21 and bracing boom 22 expose simultaneously, in concrete hollow board, can be bonded to integral body with Cast-in-place concrete.

Feature of the present invention is that also at least one die side wall of described hollow die shell 4 is broken line face, curved surface, exasperate, plane or shaped face.As shown in figure 25, the die side wall that has of its described hollow die shell 4 is the broken line face.

Feature of the present invention also is to fill or be pasted with light material 24 in the described hollow die shell 4.As shown in figure 25, be filled with light material 24 in its described abdomen formwork 4, diagram light material 24 is an expanded perlite.

Feature of the present invention is that also the die wall of described hollow die shell 4 is the die wall of cement mortar fiber, cement mortar steel wire, metal or plastics.As shown in figure 25, the die wall of its described hollow die shell 4 is the die wall of cement mortar fiber.

Feature of the present invention also is also to be provided with dark beam 25 in the described concrete hollow board or/and bright beam 26.As shown in Figure 3, also be provided with dark beam 25 and bright beam 26 in its described concrete hollow board.

During the invention process, press earlier construction requirement mounting bracket or template, lay hollow unit 2, re-lay the reinforcing bar of reinforcing bar or dark beam 25 or bright beam 26, and various steel pipe buried in advance spare, pour concrete after the acceptance(check), after treating the concrete setting and harden, maintenance is to stipulating the length of time that form removal promptly gets cast-in-situ reinforcing steel bar concrete hollow slab.

Claims (10)

1, a kind of concrete hollow board, comprise steel bar concrete (1), Cavity structural member (2), Cavity structural member (2) is wrapped up in and is contained in the steel bar concrete (1), Cavity structural member (2) alternately, be cast-in-situ reinforced concrete rib (3) each other, Cavity structural member (2) comprises hollow die shell (4), it is characterized in that described Cavity structural member (2) also includes a spacer draw piece (5), at least two hollow die shells (4) alternately, constitute Cast-in-place concrete internal-rib die cavity (6) each other, at least one spacer draw piece (5) alternate one that connects to of hollow die shell (4) with relative or adjacent surface in internal-rib die cavity (6) is arranged, cast-in-situ reinforced concrete (1) has formed cast-in-situ reinforced concrete internal-rib (7) in internal-rib die cavity (6), and link to each other with cast-in-situ reinforced concrete rib (3), at least one hollow die shell (4) is for there being the hollow die shell of bellows wall.

2, concrete hollow board according to claim 1 is characterized in that described all hollow die shells (4) are for there being the hollow die shell of bellows wall.

3, concrete hollow board according to claim 1 is characterized in that described bellows wall hollow die shell (4) is wavy metal wall hollow die shell or plastic ripple wall hollow die shell or cement glass fibre wall hollow die shell.

4, concrete hollow board according to claim 1 is characterized in that the crest of ripple of described bellows wall hollow die shell (4) or trough are parallel, quadrature, oblique or its combination each other and are provided with.

5, concrete hollow board according to claim 1 is characterized in that waveform, wave height, the ripple of ripple of described bellows wall hollow die shell (4) is wide inequality; Being connected to firm connection the between spacer draw piece (5) and the hollow die shell (4) perhaps; Being connected to perhaps between spacer draw piece (5) and the hollow die shell (4) flexibly connects or telescopic the connection.

6,, it is characterized in that described spacer draw piece (5) is at least one in rod member, rope, plate, muscle, silk, thin band, piece, the pier according to the described concrete hollow board of arbitrary claim in the claim 1 to 5; Perhaps between rod member, plate, piece, pier formula spacer draw piece (5) be hollow porous hollow or compound between the spacer draw piece; Spacer draw piece (5) is a metalwork perhaps; Perhaps intermetallic spacer draw piece (5) is docked by at least two metalworks, or the die wall of metalwork and internal-rib die cavity (6) welding, or the welding of the built-in fitting of the die wall of metalwork and internal-rib die cavity (6), or the die wall screw or the bolt of metalwork and built-in fitting or internal-rib die cavity (6) form; The interior anchoring of die wall of hollow die shell (4) is stretched at least one bending of spacer draw piece (5) perhaps.

7,, it is characterized in that described spacer draw piece (5) is parallel to each other, quadrature, oblique, grade separation according to the described concrete hollow board of arbitrary claim in the claim 1 to 5; Perhaps the collar extension of internal-rib die cavity (6) is horn mouth or bench port; Perhaps hollow die shell (4) is provided with at least a in inner corner trim (8), chamfering (9), groove (10), pit (11), hole (12), raised line (13), boss module (14), the external corner (15); Perhaps inner corner trim (8), chamfering (9), groove (10), raised line (13) self or make up orthogonal thereto, oblique, parallel or grade separation setting mutually; Spacer draw piece (5) becomes distance member (16) with the die wall global formation of the hollow die shell (4) of at least one internal-rib die cavity (6) perhaps; Perhaps distance member (16) and hollow die shell (4) glued, weld, rivet or peg graft whole.

8, according to the described concrete hollow board of arbitrary claim in the claim 1 to 5, it is characterized in that described internal-rib die cavity more than (6) at least two, they are straight-through, parallel each other, quadrature, oblique or grade separation; Spacer draw piece (5) protrudes or stretches out internal-rib die cavity (6) perhaps; Perhaps hollow die shell (4) is provided with reinforce (17), perhaps has reinforce (17) to expose, and is bonded to integral body with Cast-in-place concrete, and perhaps reinforce (17) passes internal-rib die cavity (6) hollow die shell (4) is fused; Perhaps hollow die shell (4) is the hollow die shell of at least one face opening; Perhaps at least one hollow die shell (4) is provided with locating structure (18).

9, according to the described concrete hollow board of arbitrary claim in the claim 1 to 5, the bottom surface (19) that it is characterized in that described hollow die shell (4) is extended with bridging piece (20), or stretch out the bridging piece (20) that reveals reinforce (17), bottom surface (19) flush with the bottom surface of concrete hollow board; Perhaps bottom surface (19) or bridging piece (20) wall thickness be greater than other wall thickness of hollow die shell (4), or bottom surface (19) or bridging piece (20) are different with other wall material of hollow die shell (4); Perhaps bottom surface (19) or bridging piece (20) have reinforce (17) to expose, and are bonded to integral body with Cast-in-place concrete; Perhaps hollow die shell (4) and bottom surface (19) connecting place fluted (10).

10, according to the described concrete hollow board of arbitrary claim in the claim 1 to 5, it is characterized in that being provided with in the described hollow die shell (4) at least one in stiffener (21), bracing boom (22), the reinforcing rib (23), perhaps at least one in stiffener (21), bracing boom (22) or the reinforcing rib (23) exposes, there is reinforce (17) to expose in perhaps above-mentioned at least one, and is bonded to integral body with Cast-in-place concrete; Perhaps at least one die side wall of hollow die shell (4) is broken line face, curved surface, exasperate, plane or shaped face; Perhaps fill or be pasted with light material (24) in the hollow die shell (4); Perhaps the die wall of hollow die shell (4) is the die wall of cement mortar fiber, cement mortar steel wire, metal or plastics; Perhaps also be provided with dark beam (25) in the concrete hollow board or/and bright beam (26).

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