CN205035977U - Prefabricated orifice plate of loosing core into - Google Patents
Prefabricated orifice plate of loosing core into Download PDFInfo
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- CN205035977U CN205035977U CN201520771728.4U CN201520771728U CN205035977U CN 205035977 U CN205035977 U CN 205035977U CN 201520771728 U CN201520771728 U CN 201520771728U CN 205035977 U CN205035977 U CN 205035977U
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- 239000002131 composite material Substances 0.000 claims description 6
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- 239000003351 stiffener Substances 0.000 claims description 6
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims description 5
- 239000011151 fibre-reinforced plastic Substances 0.000 claims description 5
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- 101100334009 Caenorhabditis elegans rib-2 gene Proteins 0.000 description 3
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- 230000000694 effects Effects 0.000 description 2
- 210000003195 fascia Anatomy 0.000 description 2
- 238000009415 formwork Methods 0.000 description 2
- 238000011065 in-situ storage Methods 0.000 description 2
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Abstract
The utility model provides a prefabricated orifice plate of loosing core into, including top layer and bottom to and the loose core hole of setting between top layer and bottom, prefabricated orifice plate of loosing core into still includes the special rack of prefabricated orifice plate of loosing core into, the special rack of prefabricated orifice plate of loosing core into, the special rack of prefabricated orifice plate of loosing core into include the net piece that two relative intervals set up, net for two and are provided with at least one two board connecting device between the pieces. So, after being provided with at least one two board connecting device between two of the prefabricated orifice plate of loosing core into net pieces, two board connecting device have improved the wholeness of rack, make it when installing to the hollow core slab forming die in, and difficult swing is out of shape, in addition, because of being provided with two board connecting device between the net piece, then place once whole shaping of hollow core slab forming die in, greatly improved hollow core slab the wholeness can, gained hollow core slab is particularly suitable for using as outer wall body.
Description
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, and is provided with at least one two board connecting equipment between two mesh sheet.So, be provided with at least one two board connecting equipment between two mesh sheet of prefabricated core-drawing pore-creating plate after, two board connecting equipments improve 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, in addition, because being provided with two board connecting equipments between mesh sheet, then precast hollow board forming die is placed in Integratively formed, drastically increase the overall performance of precast hollow slab, particularly technique of crucially loosing core as adopted makes, then can obtain the large hollowcore slab only having two board connecting equipments to connect between two plates, when two board connecting equipments are the good material of heat-proof quality, heat bridge between plate body is able to the cut-out of amplitude peak, increase substantially the thermal and insulating performance of precast hollow slab, gained precast hollow slab is especially suitable for use as exterior wall and uses.
Another technical scheme of the present utility model is on above-mentioned basis, and described two board connecting equipments are joint pin.So, adopt joint pin reduce further heat bridge section area as two board connecting equipments, after application to precast hollow slab after, the heat-transfer capability between two plate bodys of described precast hollow slab is able to further reduction, improves the heat-proof quality of precast hollow slab.
Another technical scheme of the present utility model is on above-mentioned basis, and described rib two board connecting equipment is connection strap or attachment plate.So, two board connecting equipments are connection strap or attachment plate, described two board connecting equipments are vertically arranged, after application to precast hollow slab after, the vertical restraint forces of two plate bodys of described precast hollow slab is greatly improved, make it that dislocation can not occur in handling process to damage, fully ensure that the quality of precast hollow slab, reduce loss.
Another technical scheme of the present utility model is on above-mentioned basis, and described two board connecting equipments are for connecting rack or framework.So, when two board connecting equipments are for connecting rack, after application to precast hollow slab after, vertical and the horizontal restrain power of two plate bodys of described precast hollow slab is all greatly improved, make it that dislocation can not occur in handling process to damage, fully ensure that the quality of precast hollow slab, reduce loss.
Another technical scheme of the present utility model is on above-mentioned basis, and the material of described two board connecting equipments is fibre reinforced plastics.So, when the material of two board connecting equipments is fibre reinforced plastics, after application to precast hollow slab after, the heat bridge between plate body is able to the cut-out of amplitude peak, increased substantially the thermal and insulating performance of precast hollow slab, gained precast hollow slab is especially suitable for use as exterior wall and uses.
Another technical scheme of the present utility model is on above-mentioned basis, and described two board connecting equipments are composite construction, and its inside is provided with metallic core, and described metallic core outside is coated with plastics or rubber.So, the intensity of two board connecting equipments itself, shearing resistance and torsional property are greatly improved, after application to precast hollow slab after, make it that dislocation can not occur in handling process and damage, fully ensure that the quality of precast hollow slab, reduce loss.
Another technical scheme of the present utility model is on above-mentioned basis, and one end or the two ends of described two board connecting equipments are provided with anchor device.So, after application to precast hollow slab after, the end of two board connecting equipments is firmly anchored in concrete, make it not easily loosen, after application to precast hollow slab after, make its can not occur in handling process dislocation damage, fully ensure that the quality of precast hollow slab, reduce loss.
Another technical scheme of the present utility model is on above-mentioned basis, and one end or the two ends of described two board connecting equipments are provided with screens fastening devices, and screens fastening devices coordinates with mesh sheet locates.So, convenient and simple for connection between two board connecting equipments and mesh sheet, be easy to make, only needing works in coordination two board connecting equipments and mesh sheet blocks, and is conducive to the cost of manufacture reducing precast hollow slab, is easy to apply.
Another technical scheme of the present utility model is, on above-mentioned basis, to be provided with oblique pull reinforcing bar in described mesh sheet.So, be provided with oblique pull reinforcing bar in mesh sheet, the bulk strength of mesh sheet obtains reinforcement, is applied to after in precast hollow slab, and oblique pull reinforcing bar can increase substantially the shear resistance in precast hollow slab plate face, can reduce its thickness further.
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.
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 and Fig. 3 is the structural representation of the prefabricated core-drawing pore-creating plate that the another two kinds of embodiments of this programme relate to;
Fig. 4-Fig. 7 is several structure charts of two board connecting equipments in the special rack of precast hollow slab that relates to of several embodiment of this programme.
In figure:
1 core-drawing hole 2 through rib 10 mesh sheet
101 liang of board connecting equipment 102 screens fastening devices 103 anchor devices
110 top layer 120 bottom 130 stiffener 9 packing materials
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. 3, 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, and the special rack of described prefabricated core-drawing pore-creating plate comprises between mesh sheet 10, two mesh sheet 10 that two relative spacings arrange and is provided with at least one two board connecting equipment 101.So, after being provided with at least one two board connecting equipment 101 between two mesh sheet 10, two board connecting equipments 101 improve 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, in addition, because being provided with two board connecting equipments 101 between mesh sheet, then precast hollow board forming die is placed in Integratively formed, drastically increase the overall performance of precast hollow slab, particularly technique of crucially loosing core as adopted makes, then can obtain the large hollowcore slab only having two board connecting equipments 101 to connect between two plates, when two board connecting equipments 101 are the good material of heat-proof quality, heat bridge between plate body is able to the cut-out of amplitude peak, increase substantially the thermal and insulating performance of precast hollow slab, gained precast hollow slab is especially suitable for use as exterior wall and uses.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in Figure 1 and Figure 2, shown in Fig. 4 to Fig. 7, described two board connecting equipments 101 can be joint pin, specifically can adopt illustrated several structure.So, joint pin is adopted to reduce further heat bridge section area as two board connecting equipments 101, after application to precast hollow slab after, the heat-transfer capability between two plate bodys of described precast hollow slab is able to further reduction, improves the heat-proof quality of precast hollow slab.
On the basis of above-described embodiment, in another embodiment of the utility model, described rib two board connecting equipment 101 also can be connection strap or attachment plate.So, two board connecting equipments 101 are connection strap or attachment plate, described two board connecting equipments 101 are vertically arranged, after application to precast hollow slab after, the vertical restraint forces of two plate bodys of described precast hollow slab is greatly improved, make it that dislocation can not occur in handling process to damage, fully ensure that the quality of precast hollow slab, reduce loss.
On the basis of above-described embodiment, in another embodiment of the utility model, described two board connecting equipments 101 can also for connecting rack or framework.So, when two board connecting equipments 101 are for connecting rack, after application to precast hollow slab after, vertical and the horizontal restrain power of two plate bodys of described precast hollow slab is all greatly improved, make it that dislocation can not occur in handling process to damage, fully ensure that the quality of precast hollow slab, reduce loss.
On the basis of above-described embodiment, in another embodiment of the utility model, the material of described two board connecting equipments 101 can be fibre reinforced plastics.So, when the material of two board connecting equipments 101 is fibre reinforced plastics, after application to precast hollow slab after, the heat bridge between plate body is able to the cut-out of amplitude peak, increased substantially the thermal and insulating performance of precast hollow slab, gained precast hollow slab is especially suitable for use as exterior wall and uses.
On the basis of above-described embodiment, in another embodiment of the utility model, described two board connecting equipments 101 can be also composite construction, and its inside is provided with metallic core, and described metallic core outside is coated with plastics or rubber.So, the intensity of two board connecting equipments 101 itself, shearing resistance and torsional property are greatly improved, after application to precast hollow slab after, make it that dislocation can not occur in handling process and damage, fully ensure that the quality of precast hollow slab, reduce loss.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in Figure 1 and Figure 2, shown in Fig. 4 to Fig. 7, one end or the two ends of described two board connecting equipments 101 all can be provided with anchor device 103.So, after application to precast hollow slab after, the end of two board connecting equipments 101 is firmly anchored in concrete, make it not easily loosen, after application to precast hollow slab after, make its can not occur in handling process dislocation damage, fully ensure that the quality of precast hollow slab, reduce loss.
On the basis of above-described embodiment, in another embodiment of the utility model, as shown in Figure 1 and Figure 2, shown in Fig. 4 to Fig. 7, one end or the two ends of described two board connecting equipments 101 can also be provided with screens fastening devices 102, and screens fastening devices 102 coordinates with mesh sheet locates.So, convenient and simple for connection between two board connecting equipments 101 and mesh sheet, be easy to make, only needing works in coordination two board connecting equipments 101 with mesh sheet blocks, and is conducive to the cost of manufacture reducing precast hollow slab, is easy to apply.
On the basis of above-described embodiment, in another embodiment of the utility model, in described mesh sheet 10, oblique pull reinforcing bar can be provided with.So, be provided with oblique pull reinforcing bar in mesh sheet 10, the bulk strength of mesh sheet obtains reinforcement, is applied to after in precast hollow slab, and oblique pull reinforcing bar can increase substantially the shear resistance in precast hollow slab plate face, can reduce its thickness further.
On the basis of above-described embodiment, in another embodiment of the utility model, described at least one end of oblique pull reinforcing bar can be 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 precast hollow slab 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 at least one end of oblique pull reinforcing bar can be 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.
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 formed for rib portions protrudes.So, rib mesh sheet 10 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.
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 2, 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 2, 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 3, between described top layer 110 and bottom 120, be provided with multiple core-drawing hole 1, between described core-drawing hole 1, form through rib 2, can rib be provided with 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, as shown in Figures 2 and 3, described top layer 110 and/or bottom 120 can be 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, as shown in Figure 2, stiffener 130 is provided with in described top layer 110 and/or bottom 120.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 3, 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 3, 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.
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.
Claims (22)
1. a prefabricated core-drawing pore-creating plate, comprise top layer and bottom, and the core-drawing hole be arranged between top layer and bottom, it is characterized in that, 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, and is provided with at least one two board connecting equipment between two mesh sheet.
2. prefabricated core-drawing pore-creating plate according to claim 1, is characterized in that, described two board connecting equipments are joint pin.
3. prefabricated core-drawing pore-creating plate according to claim 1, is characterized in that, described rib two board connecting equipment is connection strap or attachment plate.
4. prefabricated core-drawing pore-creating plate according to claim 1, is characterized in that, described two board connecting equipments are for connecting rack or framework.
5. the prefabricated core-drawing pore-creating plate according to claim arbitrary in Claims 1-4, is characterized in that, the material of described two board connecting equipments is fibre reinforced plastics.
6., according to described prefabricated core-drawing pore-creating plate arbitrary in Claims 1-4, it is characterized in that, described two board connecting equipments are composite construction, and its inside is provided with metallic core, and described metallic core outside is coated with plastics or rubber.
7. the prefabricated core-drawing pore-creating plate according to claim arbitrary in Claims 1-4, is characterized in that, one end or the two ends of described two board connecting equipments are provided with anchor device.
8. the prefabricated core-drawing pore-creating plate according to claim arbitrary in Claims 1-4, is characterized in that, one end or the two ends of described two board connecting equipments are provided with screens fastening devices, and screens fastening devices coordinates with mesh sheet locates.
9. the prefabricated core-drawing pore-creating plate according to claim arbitrary in Claims 1-4, is characterized in that, be provided with oblique pull reinforcing bar in described mesh sheet.
10. prefabricated core-drawing pore-creating plate according to claim 9, is characterized in that, described at least one end of oblique pull reinforcing bar is provided with hanging built-in fitting.
11. prefabricated core-drawing pore-creating plates according to claim arbitrary in Claims 1-4, is characterized in that, described mesh sheet is provided with locating part, and described locating part is that rib portions protrudes and formed.
12. prefabricated core-drawing pore-creating plates according to claim arbitrary in Claims 1-4, is characterized in that, described mesh sheet is provided with locating part, and described locating part is that mesh sheet reinforcing bar part is protruded and formed.
13. prefabricated core-drawing pore-creating plates according to claim arbitrary in Claims 1-4, it is characterized in that, described mesh sheet is double-deck mesh sheet.
14. prefabricated core-drawing pore-creating plates according to claim 13, is characterized in that, be provided with heat insulation layer in described double-deck mesh sheet.
15. want the prefabricated core-drawing pore-creating plate described in 13 according to right, it is characterized in that, are provided with pipeline in described double-deck mesh sheet.
16. prefabricated core-drawing pore-creating plates according to claim 15, it is characterized in that, described pipe end is provided with junction box.
17. prefabricated core-drawing pore-creating plates according to any one of claim 1 to 4, it is characterized in that, be provided with multiple core-drawing hole between described top layer and bottom, form through rib between described core-drawing hole, described rib is arranged in through rib.
18. prefabricated core-drawing pore-creating plates according to any one of claim 1 to 4, it is characterized in that, described top layer and/or bottom are layer of concrete.
19. prefabricated core-drawing pore-creating plates according to claim 18, is characterized in that, be provided with stiffener in described top layer and/or bottom.
20. prefabricated core-drawing pore-creating plates according to any one of claim 1 to 4, is characterized in that, 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.
21. prefabricated core-drawing pore-creating plates according to any one of claim 1 to 4; it is characterized in that; 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.
22. prefabricated core-drawing pore-creating plates according to any one of claim 1 to 4, is characterized in that, spraying or brush one deck or multiple-layer heat insulation material or fire proofing material or composite coating material on the internal chamber wall of described core-drawing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520771728.4U CN205035977U (en) | 2015-09-30 | 2015-09-30 | Prefabricated orifice plate of loosing core into |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520771728.4U CN205035977U (en) | 2015-09-30 | 2015-09-30 | Prefabricated orifice plate of loosing core into |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205035977U true CN205035977U (en) | 2016-02-17 |
Family
ID=55294887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520771728.4U Expired - Fee Related CN205035977U (en) | 2015-09-30 | 2015-09-30 | Prefabricated orifice plate of loosing core into |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205035977U (en) |
-
2015
- 2015-09-30 CN CN201520771728.4U patent/CN205035977U/en not_active Expired - Fee Related
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Assignee: China Civil Architecture Friends Technology (Jiaozhou) Co.,Ltd. Assignor: Zhongmin Zhuyou Technology Investment Co.,Ltd. Contract record no.: 2018430000023 Denomination of utility model: Prefabricated core pulling hole forming slab Granted publication date: 20160217 License type: Common License Record date: 20190102 |
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