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 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 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 be 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, a spacer draw piece is a spacer draw piece between gasbag-type.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, after air bag is full of gas, mutually positioning very convenient, inconsistent phenomenon be difficult for to take place and influence the construction quality of concrete hollow board, efficiency of construction also improves greatly simultaneously, therefore, concrete hollow board has easy construction, the efficient height, characteristics such as construction quality is good, thus reached purpose of the present invention, be applicable to various cast-in-situ reinforced concretes or prestressed reinforced concrete hollow slab, superstructure;
Lid, sole plate, body of wall, hollow bridges are used, and are specially adapted to hollow arch without beam and use.
Feature of the present invention also is on the spacer draw piece charging connector is arranged between described gasbag-type.Like this, the spacer draw piece is provided with charging connector between gasbag-type, is convenient to spacer draw piece inflation between air bag has been made things convenient for the construction of concrete hollow board.
Feature of the present invention is that also the spacer draw piece is a spacer draw piece between rubber pneumatic bag between described gasbag-type.Like this, the spacer draw piece is a rubber pneumatic bag between gasbag-type, has the big characteristics of elasticity, has made things convenient for the adjustment of internal-rib die cavity width, helps reducing construction cost.
Feature of the present invention is that also the spacer draw piece is a spacer draw piece between blowing part air bag between described gasbag-type.Like this, the spacer draw piece is a blowing part air bag between gasbag-type, has favorable rigidity, elasticity and shock resistance, can improve the reliability of support draw piece greatly and want, and helps the construction of concrete hollow board.
Feature of the present invention is that also the spacer draw piece is a spacer draw piece between the inflator formula between described gasbag-type.Like this, the spacer draw piece is a spacer draw piece between the inflator formula between gasbag-type, can arbitrarily adjust the width of two internal-rib die cavitys between the hollow die shell and positions, and has enlarged the scope of application of Cavity structural member in concrete hollow board of same kind.
Feature of the present invention is that also the spacer draw piece is a spacer draw piece between the composite material air bag between described gasbag-type.Like this, the spacer draw piece is a spacer draw piece between the composite material air bag between gasbag-type, has easy to make, simple, quick, good toughness, characteristics such as is difficult for puncturing, and can satisfy the various different requirements of concrete hollow board.
Feature of the present invention also is at least one the interior anchoring of die wall of stretching into hollow die shell of spacer draw piece between described gasbag-type.Like this, at least one head of spacer draw piece stretches into the interior anchoring of die wall of hollow die shell between gasbag-type, makes things convenient for transportation, installation and the construction of Cavity structural member, can simplify difficulty of construction, improves efficiency of construction.
Feature of the present invention is also between described gasbag-type that spacer draw piece inflation back is parallel to each other, quadrature, oblique, grade separation.Like this, Cast-in-place concrete pour in the internal-rib die cavity and between gasbag-type the spacer draw piece combine, can reduce the consumption of concrete greatly, alleviate the weight of concrete hollow board self.
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, 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, and 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 formed 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 concrete hollow board 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, can form the Cast-in-place concrete rib of straight-through, parallel each other, quadrature, oblique or grade separation, thereby improve the mechanical property of concrete hollow board.
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 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 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, when concrete hollow board is constructed, according to the different demands of design, other material can be filled at any time, in hollow die shell to satisfy the design and construction requirement, in addition, also be convenient to the laying of pipelines such as water, electricity.
Feature of the present invention is that also described at least one hollow die shell is provided with locating structure. locating structure can be location hook, locating ring, location iron wire, feet, small lugs etc. like this, when Cavity structural member is applied in the concrete hollow board, positioning action by locating structure, can prevent the hollow die shell displacement effectively, guarantee that the internal structure of concrete hollow board adheres to specification.
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, the alternative construction formwork of bridging piece can reduce the spillage of material of template, simultaneously, because of having saved the template installation procedure, can increase substantially difficulty of construction, reduces the comprehensive cost of concrete hollow board.
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 structural member of other wall thickness of hollow die shell, and the intensity of its bottom surface and bridging piece is far longer than other die wall of hollow die shell, under equal stressing conditions, bottom surface or bridging piece can not destroy, and can satisfy the various different application requirements of Cavity structural member 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 bridging piece 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, concrete pours 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 I-shaped rib structure simultaneously, can improve the performance of concrete hollow board 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 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 structural 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, when concrete hollow board was constructed, concrete poured in the trough, had formed the Cast-in-place concrete reinforcing rib, simultaneously, increased the joint interface with Cast-in-place concrete, build-in is more firm each other, can eliminate 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 the structural representation of the embodiment of the invention 4.
Fig. 5 is one of structural representation of embodiment of the invention cavity member 2.
Fig. 6 be embodiment of the invention cavity member 2 structural representation two.
Fig. 7 be embodiment of the invention cavity member 2 structural representation three.
Fig. 8 be embodiment of the invention cavity member 2 structural representation four.
Fig. 9 be embodiment of the invention cavity member 2 structural representation five.
Figure 10 be embodiment of the invention cavity member 2 structural representation six.
Figure 11 be embodiment of the invention cavity member 2 structural representation seven.
Figure 12 be embodiment of the invention cavity member 2 structural representation eight.
Figure 13 be embodiment of the invention cavity member 2 structural representation nine.
Figure 14 be embodiment of the invention cavity member 2 structural representation ten.
Figure 15 be embodiment of the invention cavity member 2 structural representation 11.
Figure 16 be embodiment of the invention cavity member 2 structural representation 12.
Figure 17 be embodiment of the invention cavity member 2 structural representation 13.
Figure 18 be embodiment of the invention cavity member 2 structural representation 14.
Figure 19 be embodiment of the invention cavity member 2 structural representation 15.
Figure 20 be embodiment of the invention cavity member 2 structural representation 16.
(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, a spacer draw piece 5 is a spacer draw piece between gasbag-type.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 a spacer draw piece 5 is a spacer draw piece between gasbag-type.Fig. 1,2,3,4 structural representations of in concrete hollow board, using for Cavity structural member 2 shown in Figure 5.
Feature of the present invention is that also charging connector 8 is arranged on the spacer draw piece 5 between described gasbag-type.As shown in Figure 6, on the spacer draw piece 5 charging connector 8 is arranged between its described gasbag-type.
Feature of the present invention is that also spacer draw piece 5 is spacer draw piece between rubber pneumatic bag between described gasbag-type.As shown in Figure 6, spacer draw piece 5 is a spacer draw piece between rubber pneumatic bag between its described gasbag-type.
Feature of the present invention is that also spacer draw piece 5 is spacer draw piece between blowing part air bag between described gasbag-type.As shown in Figure 7, spacer draw piece 5 is spacer draw piece between blowing part air bag between its described gasbag-type.
Feature of the present invention is that also spacer draw piece 5 is spacer draw piece between the inflator formula between described gasbag-type.As shown in Figure 7, spacer draw piece 5 is a spacer draw piece between the inflator formula between its described gasbag-type.
Feature of the present invention is that also spacer draw piece 5 is spacer draw piece between the composite material air bag between described gasbag-type.As shown in Figure 8, spacer draw piece 5 is a spacer draw piece between the composite material air bag between its described gasbag-type.
Feature of the present invention also is at least one the interior anchoring of die wall of stretching into hollow die shell 4 of spacer draw piece 5 between described gasbag-type.As shown in Figure 9, one of spacer draw piece 5 interior anchoring of die wall of stretching into hollow die shell 4 between its described gasbag-type.
Feature of the present invention is also between described gasbag-type that spacer draw piece 5 inflation backs are parallel to each other, quadrature, oblique, grade separation.As shown in figure 10, spacer draw piece 5 inflation backs are parallel to each other between its described gasbag-type.
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 11, the collar extension of its described internal-rib die cavity 6 is a horn mouth.
Feature of the present invention is that also described hollow die shell 4 is provided with at least a in inner corner trim 9, chamfering 10, groove 11, pit 12, hole 13, raised line 14, boss module 15, the external corner 16.As shown in figure 12, its described hollow die shell 4 is provided with inner corner trim 9, chamfering 10, groove 11, pit 12, hole 13, raised line 14, boss module 15, external corner 16.
Feature of the present invention also is described inner corner trim 9, chamfering 10, groove 11, raised line 14 self or makes up orthogonal thereto, oblique, parallel or grade separation setting mutually.As shown in figure 12, its described inner corner trim 9, chamfering 10, groove 11, raised line 14 orthogonal thereto, the parallel and grade separation setting of combination mutually.
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 13, 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 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 and fuses.As shown in figure 14, its described hollow die shell 4 is provided with reinforce 17, and simultaneously reinforce 17 exposes, and passes internal-rib die cavity 6 and fuse, and in concrete hollow board, can be bonded to integral body with Cast-in-place concrete.
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 15, 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 16, 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 17, the bottom surface 19 of its described hollow die shell 4 is extended with bridging piece 20.
Feature of the present invention is that also described bottom surface 19 or bridging piece 20 wall thickness are greater than hollow die shell 4 other wall thickness.As shown in figure 17, the wall thickness of its described bridging piece 20 is greater than hollow die shell 4 other wall thickness.
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 17, 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 11.As shown in figure 17, its described hollow die shell 4 and bottom surface 19 connecting places fluted 11.
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 18, 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, have reinforce 17 to expose in the stiffener 21,, 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 corrugated surface, broken line face, curved surface, exasperate, plane or shaped face.As shown in figure 19, the die side wall of its described hollow die shell 4 is a corrugated surface.
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 20, be filled with light material 24 in its described hollow die shell 4.
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 19, the die wall of its described hollow die shell 4 is the die wall of metal.
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 in its described concrete hollow board, as shown in Figure 4, also be provided with 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.