A kind of prefabricated core-drawing pore-creating plate
Technical field
The utility model relates to a kind of building piece, particularly the prefabricated core-drawing pore-creating plate of one.
Background technology
China's Urbanization Construction is fast-developing, and construction scope ranks first in the world.Current, industrialization of construction industry is extremely urgent, and builing industry green construction transition, energy-saving and emission-reduction in building course, manufacture the prefabricated core-drawing pore-creating plate with superior structural performance, extremely need in order to build assembled architecture.
At present, the reinforced concrete floor of domestic employing has cast-in-situ floor and prefabricated core-drawing pore-creating slab-type apartment building plate, cast-in-situ floor good integrity, but needs on-the-spot formwork, then concreting, construction period difficulty is large, and template loss is large, and cost is high, and prefabricated building hollowcore slab does not need on-the-spot formwork, short construction period, cost is low, is therefore widely used in all kinds of building.
Such as, be: in the application documents of CN201320705360.2 that disclose a kind of full prefabricated hollow floor, comprise floor main body, floor main body comprises bottom, core-drawing hole and top layer, is core-drawing hole between bottom and top layer at number of patent application; Bottom is that the baseplate reinforcing bar of layer of concrete and top colligation thereof is formed; Top layer is roof steel bar, and concreting layer is formed.This full prefabricated hollow floor is owing to forming cavity at intralamellar part, alleviate the weight of floor self, compare laminated floor slab and also do not need second pouring, environmental protection and save the duration, but in the manufacturing process of this floor, need colligation baseplate reinforcing bar and roof steel bar, efficiency of construction is lower, and the quality of prefabricated hollow floor is also difficult to ensure.
Utility model content
The technical problems to be solved in the utility model is: provide a kind of prefabricated core-drawing pore-creating plate, and it can improve efficiency and the quality of the making of prefabricated core-drawing pore-creating plate.
Solution of the present utility model is achieved in that a kind of prefabricated core-drawing pore-creating plate, comprise top layer and bottom, and the core-drawing hole be arranged between top layer and bottom, described prefabricated core-drawing pore-creating plate also comprises the special rack of prefabricated core-drawing pore-creating plate, the special rack of described prefabricated core-drawing pore-creating plate, the special rack of described prefabricated core-drawing pore-creating plate comprises the mesh sheet that two relative spacings are arranged, be provided with at least one and the vertically disposed rib of mesh sheet between two mesh sheet, between described two mesh sheet, be also provided with inner chamber dividing plate.So, be provided with at least one and the vertically disposed rib of mesh sheet between two mesh sheet after, rib improves the globality of rack, make it when being mounted in precast hollow board forming die, not easily swinging deformation, described rack is applied to after in precast hollow slab, because it is two-sided mesh sheet rack, precast hollow slab biside plate volume property is even, be especially suitable for use as exterior wall, as adopted the mesh sheet of asymmetric diameter, then can according to mechanical property, thick gusset face is placed in bottom, thus can be used as floor use, as rib adopts band steel or steel plate or reinforcing bar to replace, define the dark close rib concrete structure of reinforcing bar, the weight bearing power of floor can be increased substantially, improve the safety factor of plate body.In addition, between two mesh sheet, be provided with inner chamber dividing plate, in application process, only need rack to be arranged in precast hollow board forming die, by inner support inner chamber dividing plate propped up and can build out hollowcore slab, facilitate the making of precast hollow slab.
Another technical scheme of the present utility model is on above-mentioned basis, and the cross section of described core-drawing hole is polygon, and polygonal corner is provided with at least one formation structure.So, core-drawing pore-creating inner chamber corner is provided with formation structure, after having built concrete, correspondingly form concrete T font or I-shaped reinforcement structure in inner chamber bight, increase substantially integral rigidity and the shock resistance damage capability of precast hollow slab, in addition, core-drawing pore-creating technique is adopted to make precast hollow slab, by loosing core, equipment forms core-drawing hole, considerably reduces the cost of precast hollow slab, is conducive to large-scale promotion application.
Another technical scheme of the present utility model is on above-mentioned basis, and described rib is reinforcing bar or the steel wire that continuous bending waviness or continuous bending become W shape.So, rib is continuous bending waviness or continuous bending when becoming reinforcing bar or the steel wire of W shape, and rib has good continuity, and processing technology is simple, is easy to apply.
Another technical scheme of the present utility model is on above-mentioned basis, and the connection between described rib bending part and mesh sheet is for being welded to connect.So, after being welded to connect between rib bending part and mesh sheet, rib and mesh sheet define entirety, improve the non-deformability of mesh sheet, make it not yielding in application process, be applied to after in prefabricated core-drawing pore-creating plate meanwhile, prefabricated core-drawing pore-creating plate biside plate face can be connected into entirety by rib, makes its distortion that not easily misplaces.
Another technical scheme of the present utility model is on above-mentioned basis, and the opposite side bending part of described rib is provided with at least one dowel, and rib is connected into mesh sheet at bending part by described dowel.So, the opposite side bending part of rib is provided with at least one dowel, dowel is after rib is connected into mesh sheet by bending part, and rib is in same plane, has increased substantially the non-deformability of rib, makes it not yielding in application process.
Another technical scheme of the present utility model is on above-mentioned basis, in at least one mesh sheet described, be provided with at least one oblique pull reinforcing bar, described oblique pull reinforcing bar be V-shaped in described mesh sheet, U-shaped, circle, semicircle, fan-shaped, herringbone or groined type distribution.So, oblique pull reinforcing bar is provided with in mesh sheet, the bulk strength of mesh sheet obtains reinforcement, be applied to after in precast hollow slab, oblique pull reinforcing bar can increase substantially the shear resistance in precast hollow slab plate face, can reduce its thickness further, meanwhile, oblique pull reinforcing bar can prevent precast hollow slab from damaging in handling, hoisting process.In addition, oblique pull reinforcing bar arranges different shapes in described mesh sheet, according to design needs, can select different oblique pull reinforcing bar arrangements, meet different design needs.
Another technical scheme of the present utility model is on above-mentioned basis, and described at least one end of oblique pull reinforcing bar is provided with hanging built-in fitting.So, be provided with hanging built-in fitting oblique pull is end reinforced, burying underground of suspender member in prefabricated core-drawing pore-creating plate can be facilitated, the load-bearing load of suspender member can be improved, make it not fragile in handling process.
Another technical scheme of the present utility model is, on above-mentioned basis, described mesh sheet to be provided with locating part, and described locating part is that rib portions protrudes formation.So, rib mesh sheet is provided with locating part, described locating part is that rib portions protrudes formation, in the manufacturing process of prefabricated core-drawing pore-creating plate, pore-forming pipe clamp can be located in adjacent rib by locating part, can ensure that pore-forming pipe is in design attitude, thus ensure the thickness of floor and the position of rib in floor accurate, and protruding by rib portions the mode formed like this can not need to arrange locating part separately, reduces cost and technology difficulty.
Another technical scheme of the present utility model is, on above-mentioned basis, described mesh sheet to be provided with locating part, and described locating part is that mesh sheet reinforcing bar part protrudes formation.So, mesh sheet is provided with locating part, described locating part is that mesh sheet reinforcing bar part protrudes formation, in the manufacturing process of prefabricated core-drawing pore-creating plate, rack can be arranged in prefabricated core-drawing pore-creating board forming die by locating part, can ensure that rack is in design attitude accurate, and, the mode protruded by mesh sheet reinforcing bar part like this can not need to arrange locating part separately, reduces cost and technology difficulty.
Another technical scheme of the present utility model is on above-mentioned basis, and described mesh sheet is double-deck mesh sheet.So, when mesh sheet in rack is double-deck mesh sheet, can further improve the globality of rack, prevent its deformed damaged in installation application process.
Another technical scheme of the present utility model is on above-mentioned basis, is provided with heat insulation layer in described double-deck mesh sheet.So, when being provided with heat insulation layer in double-deck mesh sheet, heat insulation layer can firmly be clamped by double-deck mesh sheet, it is prevented to be shifted in prefabricated core-drawing pore-creating plate casting process, fully can ensure the tight continuously of heat insulation layer, described rack is applied to after in prefabricated core-drawing pore-creating plate, can significantly promote its thermal and insulating performance.
Another technical scheme of the present utility model is on above-mentioned basis, is provided with pipeline in described double-deck mesh sheet.So, be provided with pipeline in double-deck mesh sheet after, the pre-buried of wireway can be completed, prevent it to be shifted.
Another technical scheme of the present utility model is that, on above-mentioned basis, described pipe end is provided with junction box.So, when pipe end is provided with junction box, disposablely can completes wireway pre-buried, facilitate construction application, not need secondary fluting buried pipeline, be conducive to the globality keeping prefabricated core-drawing pore-creating plate.
Another technical scheme of the present utility model is, on above-mentioned basis, described mesh sheet to be provided with pipeline.So, after mesh sheet is provided with pipeline, the pre-buried of wireway can be completed, prevent it to be shifted.
Another technical scheme of the present utility model is, on above-mentioned basis, to be provided with multiple core-drawing hole between described top layer and bottom, and form through rib between described core-drawing hole, described rib is arranged in through rib.So, form through rib between core-drawing hole, described rib is arranged in through rib, and through rib can play drawknot, support the effect of top layer and bottom, may be used for floor.
Another technical scheme of the present utility model is on above-mentioned basis, and described top layer and/or bottom are layer of concrete.So, when top layer and/or bottom are layer of concrete, according to the structural strength situation of prefabricated core-drawing pore-creating plate, can selective gist scope flexibly, as used as side fascia, heat-insulation wall plate, inner partition plate or floor.
Another technical scheme of the present utility model is, on above-mentioned basis, to be provided with stiffener in described top layer and/or bottom.So, be provided with stiffener in top layer and/or bottom after, the local strength of prefabricated core-drawing pore-creating plate is greatly improved, choice for use mode can be carried out according to its mechanical property, as the plate face being provided with reinforcing rib being placed in bottom, then can be used as floor to use, significantly can reduce the amount of reinforcement of floor.
Another technical scheme of the present utility model is on above-mentioned basis, in the inner chamber of described core-drawing hole local or be all provided with packing material, described packing material is fire proofing material, heat insulating material and/or sound insulation materials.So, in the inner chamber of core-drawing hole local or be all provided with packing material, the sound isolating and heat insulating performance of precast hollow slab can be improved, as by packing material this as entirety, then not needing setting to loose core core also can one-time cast-forming precast hollow slab, can increase substantially the production efficiency of precast hollow slab.
Another technical scheme of the present utility model is on above-mentioned basis, in the inner chamber of described core-drawing hole local or be all provided with packing material, described packing material is at least one in haydite concrete, foam concrete and slag foamed concrete.So, at least one in haydite concrete, foam concrete and slag foamed concrete selected by packing material, described like this precast hollow slab bury the fireproof performance of core pore-forming pipe, insulation newly can and sound insulation value good, and cost is also lower.
Another technical scheme of the present utility model is on above-mentioned basis, spraying or brush one deck or multiple-layer heat insulation material or fire proofing material or composite coating material on described inboard wall of tube body.So, heat insulation, the fireproof performance of body can be improved, thus improve the total quality of precast hollow slab.
Another technical scheme of the present utility model is on above-mentioned basis, and at least one mesh sheet described is provided with external hanging device, and described external hanging device is U-shaped suspender member, hanging draw-in groove or hanging buckle.So, mesh sheet is also provided with external hanging device, be particularly suitable for installing on external hanging device or hanging exterior trim panel or the external-hanging structure such as heat insulating material, warming plate, be then placed in precast hollow board forming die Integratively formed, drastically increase the overall performance of precast hollow slab.In addition, described external hanging device is set to U-shaped suspender member, hanging draw-in groove or hanging buckle, easy for installation like this, quick, and external suspension member is fixing also very firm.
Accompanying drawing explanation
The accompanying drawing forming a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.
Fig. 1 is special rack cross section structure figure in the prefabricated core-drawing pore-creating plate that relates to of a kind of embodiment of this programme;
Fig. 2 is special rack cross section structure figure in the prefabricated core-drawing pore-creating plate that relates to of the another kind of embodiment of this programme;
Fig. 3 is the structural representation of the prefabricated core-drawing pore-creating plate that a kind of embodiment of this programme relates to;
Fig. 4 and Fig. 5 is the structural representation of the prefabricated core-drawing pore-creating plate that the another two kinds of embodiments of this programme relate to.
In figure:
1 core-drawing hole 2 through rib 8 formation structure 9 packing material
10 mesh sheet 11 rib 12 oblique pull reinforcing bar 13 inner chamber dividing plates
110 top layer 120 bottom 130 stiffeners
Detailed description of the invention
Be described in detail the utility model below in conjunction with accompanying drawing, the description of this part is only exemplary and explanatory, should not have any restriction to protection domain of the present utility model.In addition, those skilled in the art, according to the description of presents, can carry out respective combination to the feature in embodiment in presents and in different embodiment.
The utility model embodiment is as follows, refer to Fig. 1 to Fig. 5, a kind of prefabricated core-drawing pore-creating plate, comprise top layer 110 and bottom 120, and the core-drawing hole 1 be arranged between top layer 110 and bottom 120, described prefabricated core-drawing pore-creating plate also comprises the special rack of prefabricated core-drawing pore-creating plate, the special rack of described prefabricated core-drawing pore-creating plate comprises the mesh sheet 10 that two relative spacings are arranged, be provided with at least one and the vertically disposed rib 11 of mesh sheet 10 between two mesh sheet 10, between described two mesh sheet 10, be also provided with inner chamber dividing plate 13.So, be provided with at least one and the vertically disposed rib of mesh sheet between two mesh sheet after, rib improves the globality of rack, make it when being mounted in precast hollow board forming die, not easily swinging deformation, described rack is applied to after in precast hollow slab, because it is two-sided mesh sheet rack, precast hollow slab biside plate volume property is even, be especially suitable for use as exterior wall, as adopted the mesh sheet of asymmetric diameter, then can according to mechanical property, thick gusset face is placed in bottom, thus can be used as floor use, as rib adopts band steel or steel plate or reinforcing bar to replace, define the dark close rib concrete structure of reinforcing bar, the weight bearing power of floor can be increased substantially, improve the safety factor of plate body, in addition, inner chamber dividing plate 13 is provided with between two mesh sheet 10, in application process, only need rack to be arranged in precast hollow board forming die, by inner support inner chamber dividing plate 13 propped up and can build out hollowcore slab, facilitate the making of precast hollow slab.In addition, adopt core-drawing pore-creating technique to make precast hollow slab, do not need to bury pore-creating core underground, considerably reduce the cost of precast hollow slab, be conducive to large-scale promotion application.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in Figure 3, the cross section of described core-drawing hole is polygon, is provided with at least one formation structure 8 in polygonal corner.Described formation structure 8 can be chamfering, inner corner trim or arc angle.So, core-drawing pore-creating inner chamber corner is provided with formation structure 8, after having built concrete, correspondingly form concrete T font or I-shaped reinforcement structure in inner chamber bight, increase substantially integral rigidity and the shock resistance damage capability of precast hollow slab, in addition, core-drawing pore-creating technique is adopted to make precast hollow slab, by loosing core, equipment forms core-drawing hole, considerably reduces the cost of precast hollow slab, is conducive to large-scale promotion application.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in Figure 1, described rib 11 can be reinforcing bar or the steel wire that continuous bending waviness or continuous bending become W shape.So, rib 11 is continuous bending waviness or continuous bending when becoming reinforcing bar or the steel wire of W shape, and rib has good continuity, and processing technology is simple, is easy to apply.
On the basis of above-described embodiment, in another embodiment of the utility model, the connection between the bending part of described rib 11 and mesh sheet 10 can adopt and be welded to connect.So, after being welded to connect between rib 11 bending part and mesh sheet 10, rib 11 and mesh sheet 10 define entirety, improve the non-deformability of mesh sheet, make it not yielding in application process, be applied to after in prefabricated core-drawing pore-creating plate meanwhile, prefabricated core-drawing pore-creating plate biside plate face can be connected into entirety by rib 11, makes its distortion that not easily misplaces.
On the basis of above-described embodiment, in another embodiment of the utility model, the opposite side bending part of described rib 11 can be provided with at least one dowel, and rib 11 is connected into mesh sheet 10 at bending part by described dowel.So, the opposite side bending part of rib 11 is provided with at least one dowel, dowel is after rib 11 is connected into mesh sheet 10 by bending part, and rib is in same plane, has increased substantially the non-deformability of rib, makes it not yielding in application process.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in Figure 1, in at least one mesh sheet 10 described, be provided with at least one oblique pull reinforcing bar 12, described oblique pull reinforcing bar 12 in described mesh sheet 10 can V-shaped, U-shaped, circle, semicircle, fan-shaped, herringbone or groined type distribution.So, oblique pull reinforcing bar 12 is provided with in mesh sheet 10, the bulk strength of mesh sheet 10 obtains reinforcement, be applied to after in precast hollow slab, oblique pull reinforcing bar 12 can increase substantially the shear resistance in precast hollow slab plate face, can reduce its thickness further, meanwhile, oblique pull reinforcing bar 12 can prevent precast hollow slab from damaging in handling, hoisting process.In addition, oblique pull reinforcing bar arranges different shapes in described mesh sheet, according to design needs, can select different oblique pull reinforcing bar arrangements, meet different design needs.
On the basis of above-described embodiment, in another embodiment of the utility model, described at least one end of oblique pull reinforcing bar 12 can be provided with hanging built-in fitting.So, oblique pull reinforcing bar 12 end is provided with hanging built-in fitting, burying underground of suspender member in prefabricated core-drawing pore-creating plate can be facilitated, the load-bearing load of suspender member can be improved, make it not fragile in handling process.
On the basis of above-described embodiment, in another embodiment of the utility model, described mesh sheet 10 can also be provided with locating part, described locating part can be that rib 11 part protrudes formation.So, rib mesh sheet 10 is provided with locating part, described locating part is that rib 11 part protrudes formation, in the manufacturing process of prefabricated core-drawing pore-creating plate, pore-forming pipe clamp can be located in adjacent rib by locating part, can ensure that pore-forming pipe is in design attitude, thus ensure the thickness of floor and the position of rib 11 in floor accurate, and protruding by rib 11 part the mode formed like this can not need to arrange locating part separately, reduces cost and technology difficulty.
On the basis of above-described embodiment, in another embodiment of the utility model, described mesh sheet 10 is provided with locating part, described locating part can be that mesh sheet reinforcing bar part protrudes formation.So, mesh sheet 10 is provided with locating part, described locating part is that mesh sheet reinforcing bar part protrudes formation, in the manufacturing process of prefabricated core-drawing pore-creating plate, rack can be arranged in prefabricated core-drawing pore-creating board forming die by locating part, can ensure that rack is in design attitude accurate, and, the mode protruded by mesh sheet reinforcing bar part like this can not need to arrange locating part separately, reduces cost and technology difficulty.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in Figure 1, described mesh sheet 10 can be Double-level Reticulated sheet.So, when mesh sheet in rack 10 is double-deck mesh sheet, can further improve the globality of rack, prevent its deformed damaged in installation application process.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in Figure 1, heat insulation layer can be provided with in described double-deck mesh sheet.So, when being provided with heat insulation layer in double-deck mesh sheet, heat insulation layer can firmly be clamped by double-deck mesh sheet, it is prevented to be shifted in prefabricated core-drawing pore-creating plate casting process, fully can ensure the tight continuously of heat insulation layer, described rack is applied to after in prefabricated core-drawing pore-creating plate, can significantly promote its thermal and insulating performance.
On the basis of above-described embodiment, in another embodiment of the utility model, in described double-deck mesh sheet, pipeline can be provided with.So, be provided with pipeline in double-deck mesh sheet after, the pre-buried of wireway can be completed, prevent it to be shifted.
On the basis of above-described embodiment, in another embodiment of the utility model, described pipe end can be provided with junction box.So, when pipe end is provided with junction box, disposablely can completes wireway pre-buried, facilitate construction application, not need secondary fluting buried pipeline, be conducive to the globality keeping prefabricated core-drawing pore-creating plate.
On the basis of above-described embodiment, in another embodiment of the utility model, described mesh sheet 10 can be provided with pipeline.So, after mesh sheet 10 is provided with pipeline, the pre-buried of wireway can be completed, prevent it to be shifted.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in Figure 4 and Figure 5, be provided with multiple core-drawing hole 1 between described top layer 110 and bottom 120, form through rib 2 between described core-drawing hole 1, described rib 11 is arranged in through rib 2.So, form through rib 2 between core-drawing hole 1, described rib is arranged in through rib, and through rib can play drawknot, support the effect of top layer 110 and bottom 120, may be used for floor.
On the basis of above-described embodiment, in another embodiment of the utility model, described top layer 110 and/or bottom 120 are layer of concrete.So, when top layer 110 and/or bottom 120 are layer of concrete, according to the structural strength situation of prefabricated core-drawing pore-creating plate, can selective gist scope flexibly, as used as side fascia, heat-insulation wall plate, inner partition plate or floor.
On the basis of above-described embodiment, in another embodiment of the utility model, in described top layer 110 and/or bottom 120, be provided with stiffener 130.So, be provided with stiffener 130 in top layer 110 and/or bottom 120 after, the local strength of prefabricated core-drawing pore-creating plate is greatly improved, choice for use mode can be carried out according to its mechanical property, as the plate face being provided with reinforcing rib being placed in bottom, then can be used as floor to use, significantly can reduce the amount of reinforcement of floor.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in Figure 5, in the inner chamber of described core-drawing hole local or be all provided with packing material 9, described packing material 9 can be fire proofing material, heat insulating material and/or sound insulation materials.Fireproof performance, insulation newly energy and/or sound insulation value that described precast hollow slab buries core pore-forming pipe can be improved like this, thus improve the total quality of precast hollow slab.And precast hollow slab can be buried the inner all fillings of core pore-forming pipe by described packing material 9, or carry out local filling.In addition, also can bury in core pore-forming pipe at precast hollow slab and fill two or more different packing material 9, can distribute by the structure such as levels, inside and outside layer.Like this, in the inner chamber of core-drawing hole local or be all provided with packing material 9, the sound isolating and heat insulating performance of precast hollow slab can be improved, as by packing material this as entirety, then not needing setting to loose core core also can one-time cast-forming precast hollow slab, can increase substantially the production efficiency of precast hollow slab.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in Figure 5, described packing material 9 is at least one in haydite concrete, foam concrete and slag foamed concrete.So, at least one in haydite concrete, foam concrete and slag foamed concrete selected by packing material 9, described like this precast hollow slab bury the fireproof performance of core pore-forming pipe, insulation newly can and sound insulation value good, and cost is also lower.
On the basis of above-described embodiment, in another embodiment of the utility model, spraying or brush one deck or multiple-layer heat insulation material or fire proofing material or composite coating material on described inboard wall of tube body.So, heat insulation, the fireproof performance of body can be improved, thus improve the total quality of precast hollow slab.
On the basis of above-described embodiment, in another embodiment of the utility model, at least one mesh sheet 10 described is provided with external hanging device, described external hanging device is U-shaped suspender member, hanging draw-in groove or hanging buckle.So, mesh sheet 10 is also provided with external hanging device, be particularly suitable for installing on external hanging device or hanging exterior trim panel or the external-hanging structure such as heat insulating material, warming plate, be then placed in precast hollow board forming die Integratively formed, drastically increase the overall performance of precast hollow slab.In addition, described external hanging device is set to U-shaped suspender member, hanging draw-in groove or hanging buckle, easy for installation like this, quick, and external suspension member is fixing also very firm.
The above is only preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.