CN221250085U - Fireproof precast slab for steel structure - Google Patents
Fireproof precast slab for steel structure Download PDFInfo
- Publication number
- CN221250085U CN221250085U CN202323213988.3U CN202323213988U CN221250085U CN 221250085 U CN221250085 U CN 221250085U CN 202323213988 U CN202323213988 U CN 202323213988U CN 221250085 U CN221250085 U CN 221250085U
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- Prior art keywords
- layer
- waterproof
- waterproof layer
- heat preservation
- fire
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 29
- 239000010959 steel Substances 0.000 title claims abstract description 29
- 239000000463 material Substances 0.000 claims abstract description 18
- 229920002635 polyurethane Polymers 0.000 claims abstract description 9
- 239000004814 polyurethane Substances 0.000 claims abstract description 9
- 229920002689 polyvinyl acetate Polymers 0.000 claims abstract description 5
- 239000011118 polyvinyl acetate Substances 0.000 claims abstract description 5
- 239000004743 Polypropylene Substances 0.000 claims abstract description 3
- -1 polypropylene Polymers 0.000 claims abstract description 3
- 229920001155 polypropylene Polymers 0.000 claims abstract description 3
- 238000004321 preservation Methods 0.000 claims description 45
- 230000002265 prevention Effects 0.000 claims description 18
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 16
- 239000003063 flame retardant Substances 0.000 claims description 16
- 239000011248 coating agent Substances 0.000 claims description 15
- 238000000576 coating method Methods 0.000 claims description 15
- 238000010276 construction Methods 0.000 claims description 9
- 229920000877 Melamine resin Polymers 0.000 claims description 4
- 239000004793 Polystyrene Substances 0.000 claims description 4
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 4
- 229920002223 polystyrene Polymers 0.000 claims description 4
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 claims description 3
- 239000011491 glass wool Substances 0.000 claims description 3
- 235000019362 perlite Nutrition 0.000 claims description 3
- 239000010451 perlite Substances 0.000 claims description 3
- 239000005011 phenolic resin Substances 0.000 claims description 3
- 229920001568 phenolic resin Polymers 0.000 claims description 3
- 230000009970 fire resistant effect Effects 0.000 claims 5
- 230000000712 assembly Effects 0.000 claims 2
- 238000000429 assembly Methods 0.000 claims 2
- 238000009413 insulation Methods 0.000 abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 230000015271 coagulation Effects 0.000 abstract 1
- 238000005345 coagulation Methods 0.000 abstract 1
- 230000003014 reinforcing effect Effects 0.000 description 4
- 238000004078 waterproofing Methods 0.000 description 4
- 230000008595 infiltration Effects 0.000 description 3
- 238000001764 infiltration Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910001562 pearlite Inorganic materials 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
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- Building Environments (AREA)
Abstract
The utility model discloses a fireproof precast slab for a steel structure, which relates to the technical field of steel structures and comprises a precast slab main body and a concrete structural layer, wherein the concrete structural layer is fixedly adhered to two ends of the precast slab main body, one side of the concrete structural layer is connected with a waterproof component through a heat insulation component, the waterproof component comprises a first waterproof layer, a second waterproof layer and a third waterproof layer, the first waterproof layer is made of polyvinyl acetate, one side of the first waterproof layer is fixedly adhered with the second waterproof layer, the second waterproof layer is made of a polypropylene coagulation material, one side of the second waterproof layer is fixedly provided with the third waterproof layer, the third waterproof layer is made of a polyurethane material, and the fireproof precast slab of the steel structure is protected through the arrangement of the waterproof component, so that the problem that the use effect of the precast slab is affected due to water seepage is avoided, the practicability of the device is improved to a certain extent, and the application range of the device is wider.
Description
Technical Field
The utility model relates to the technical field of steel structures, in particular to a fireproof precast slab for a steel structure.
Background
The steel structure is rapidly developed in China due to the characteristics of light dead weight, high strength and high construction speed, and the fatal defect of the steel structure is poor fireproof capability. The steel structure can appear warping at the in-process of being heated, can finally lead to whole structure to collapse, consequently the steel structure need carry out fire prevention to the steel structure after the installation is accomplished.
Through retrieval, the patent with the Chinese patent number of CN 218881283U discloses a prefabricated composite floor slab with a fireproof function, which comprises a waterproof layer, a concrete pouring layer, a prefabricated plate, a heat preservation layer, a fireproof plate, a threaded column, a reinforcing bar column, threaded holes, carbon fiber cloth and lightening holes; the fireproof plate is arranged on the precast slab through the threaded column, the fireproof plate not only can play a fireproof purpose, but also ensures the flatness of the indoor top of a building, greatly facilitates the indoor decoration of the building, the device has fireproof capability directly, avoids the operation of additionally arranging a fireproof layer in the later period, is provided with a through hole, is provided with a threaded hole, and can be fixed on the precast slab through the threaded column, thereby facilitating the installation and fixation of the fireproof plate, and has simple structure, good fireproof capability and popularization and use; however, the existing fireproof precast slab for the steel structure has the problems that the existing fireproof precast slab for the steel structure is poor in waterproof performance and easy to permeate water after long-time use due to the fact that the existing fireproof precast slab for the steel structure is only one layer of waterproof layer, and certain limitation exists in use.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides a fireproof precast slab for a steel structure, which solves the problems of poor waterproof performance and easy water seepage under long-time use in the prior art.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a fireproof precast slab for a steel structure, which comprises a precast slab main body and a concrete structural layer, wherein the concrete structural layer is fixedly adhered to two ends of the precast slab main body, one side of the concrete structural layer is connected with a waterproof assembly through a heat insulation assembly, the waterproof assembly comprises a first waterproof layer, a second waterproof layer and a third waterproof layer, the first waterproof layer is made of polyvinyl acetate, one side of the first waterproof layer is fixedly adhered with the second waterproof layer, the second waterproof layer is made of a polypropylene material, one side of the second waterproof layer is fixedly provided with the third waterproof layer, and the third waterproof layer is made of polyurethane material.
Preferably, the thickness of the first waterproof layer is 0.5um, the thickness of the second waterproof layer is 0.45um, and the thickness of the third waterproof layer on one side of the second waterproof layer is 0.5um.
Preferably, all be provided with the heat preservation subassembly between concrete structure layer and the waterproof module, the heat preservation subassembly includes first heat preservation, second heat preservation and third heat preservation, fixed adhesion in third waterproof layer one side has first heat preservation, first heat preservation is made for glass cotton material.
Preferably, the second heat-insulating layer is fixedly adhered to one side of the first heat-insulating layer, the second heat-insulating layer is made of polystyrene, and the third heat-insulating layer is fixedly adhered to one side of the second heat-insulating layer and made of polyurethane.
Preferably, waterproof subassembly one side all is provided with fire prevention subassembly, fire prevention subassembly includes first flame retardant coating, second flame retardant coating and third flame retardant coating, fixed adhesion in third heat preservation one side has first flame retardant coating, and first flame retardant coating is made for the melamine material.
Preferably, a second fireproof layer is fixedly arranged on one side of the first fireproof layer, the second fireproof layer is made of phenolic resin, a third fireproof layer is fixedly adhered on one side of the second fireproof layer, and the third fireproof layer is made of perlite.
The utility model provides a fireproof precast slab for a steel structure. The beneficial effects are as follows: this fire prevention prefabricated plate for steel construction protects the fire prevention prefabricated plate of steel construction through the setting of water proof subassembly, avoids its emergence infiltration to influence the emergence of prefabricated plate result of use problem, and then has improved the practicality of device to a certain extent for the device application scope is wider.
Drawings
FIG. 1 is a schematic view of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the heat-insulating assembly;
Fig. 3 is a schematic structural view of a waterproof assembly according to the present utility model;
fig. 4 is a schematic view of a fire-protection component according to the present utility model.
In the figure, 1, a precast slab main body; 2. a concrete structural layer; 3. a thermal insulation assembly; 31. a first heat-retaining layer; 32. a second heat-insulating layer; 33. a third heat-insulating layer; 4. a waterproof assembly; 41. a first waterproof layer; 42. a second waterproof layer; 43. a third waterproof layer; 5. a fire protection assembly; 51. a first fire-blocking layer; 52. a second fire-blocking layer; 53. and a third fireproof layer.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the embodiment of the present utility model provides a technical solution: the utility model provides a fireproof prefabricated plate for steel construction, includes prefabricated plate main part 1 and concrete structure layer 2, the equal fixed adhesion in prefabricated plate main part 1 both ends has concrete structure layer 2, and concrete structure layer 2 one side all is connected with waterproof assembly 4 through insulation assembly 3, waterproof assembly 4 includes first waterproof layer 41, second waterproof layer 42 and third waterproof layer 43, first waterproof layer 41 is made by the polyvinyl acetate material, and the fixed adhesion in first waterproof layer 41 one side has second waterproof layer 42, second waterproof layer 42 is the props the congeal material and makes, second waterproof layer 42 one side is fixed to be provided with third waterproof layer 43, third waterproof layer 43 is the polyurethane material and makes. Through the setting of waterproofing membrane 4, protect steel construction's fire prevention prefabricated plate, avoid it to take place the infiltration and influence the emergence of prefabricated plate result of use problem, and then improved the practicality of device to a certain extent.
The thickness of the first waterproof layer 41 is 0.5um, the thickness of the second waterproof layer 42 is 0.45um, and the thickness of the third waterproof layer 43 on one side of the second waterproof layer 42 is 0.5um. By providing the waterproof layer 41, the waterproof performance thereof is greatly increased, and the occurrence of the problem of water seepage is avoided.
The concrete structure layer 2 and the waterproof component 4 are both provided with heat preservation components 3, the heat preservation components 3 comprise a first heat preservation layer 31, a second heat preservation layer 32 and a third heat preservation layer 33, a first heat preservation layer 31 is fixedly adhered to one side of the third waterproof layer 43, and the first heat preservation layer 31 is made of glass wool materials. Through being provided with heat preservation subassembly 3, and then keep warm it, make its heat preservation effect good for the device application scope is wider.
The second heat preservation layer 32 is fixedly adhered to one side of the first heat preservation layer 31, the second heat preservation layer 32 is made of polystyrene, the third heat preservation layer 33 is fixedly adhered to one side of the second heat preservation layer 32, and the third heat preservation layer 33 is made of polyurethane. Through being provided with three heat preservation, and then make its thermal insulation performance promote for the device practicality reinforcing.
The waterproof assembly 4 one side all is provided with fire prevention subassembly 5, fire prevention subassembly 5 includes first flame retardant coating 51, second flame retardant coating 52 and third flame retardant coating 53, the fixed adhesion in third heat preservation 33 one side has first flame retardant coating 51, and first flame retardant coating 51 is made for the melamine material. By being provided with the fire prevention subassembly 5 for this prefabricated plate possesses certain fire behavior, thereby has improved the life of device to a certain extent.
The first fireproof layer 51 is fixedly provided with a second fireproof layer 52 on one side, the second fireproof layer 52 is made of phenolic resin, a third fireproof layer 53 is fixedly adhered on one side of the second fireproof layer 52, and the third fireproof layer 53 is made of perlite. By being provided with three sets of fireproof layers 51, the fireproof performance of the device is improved to a certain extent, and the practicability of the device is enhanced.
Working principle: this fire prevention prefabricated plate for steel construction is at first through being provided with concrete construction layer 2 in prefabricated plate main part 1 both sides when using, and concrete construction layer 2 one side all is provided with insulation component 3, insulation component 3 includes the first heat preservation 31 of making by glass wool, the second heat preservation 32 of making by polystyrene and the third heat preservation 33 of making by polyurethane, and then improved the heat preservation effect of the device to a certain extent, make the device practicality reinforcing, secondly through all being provided with waterproofing component 4 in insulation component 3 one side, and waterproofing component 4 is by the first waterproof layer 41 of polyvinyl acetate, the second waterproof layer 42 of being made by the curdling and the third waterproof layer 43 of making by polyurethane, great increase its waterproof performance, avoid the problem emergence of infiltration, and then make the life extension of this prefabricated plate, finally through all being provided with fire prevention component 5 in waterproofing component 4 one side, fire prevention component 5 includes the first fire prevention layer 51 of making by the melamine material, the second fire prevention layer 52 of making by the resin and the third fire prevention layer 53 of making by the pearlite, and then improve the device's practicality reinforcing on certain degree.
The utility model relates to a precast slab main body, which comprises a precast slab main body, a precast slab main body and a precast slab main body, wherein the precast slab main body is provided with a precast slab main body; 2. a concrete structural layer; 3. a thermal insulation assembly; 31. a first heat-retaining layer; 32. a second heat-insulating layer; 33. a third heat-insulating layer; 4. a waterproof assembly; 41. a first waterproof layer; 42. a second waterproof layer; 43. a third waterproof layer; 5. a fire protection assembly; 51. a first fire-blocking layer; 52. a second fire-blocking layer; 53. a third flame retardant layer; the components are all common standard components or components known to those skilled in the art, and the structures and principles thereof are all known to those skilled in the art through technical manuals or through routine experimental methods.
While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (6)
1. The utility model provides a fire prevention prefabricated plate for steel construction, includes prefabricated plate main part (1) and concrete structure layer (2), its characterized in that: the precast slab main part (1) both ends all are fixed the adhesion and are had concrete structure layer (2), and concrete structure layer (2) one side all is connected with waterproof subassembly (4) through heat preservation subassembly (3), waterproof subassembly (4) are including first waterproof layer (41), second waterproof layer (42) and third waterproof layer (43), first waterproof layer (41) are made by polyvinyl acetate material, and the fixed adhesion in first waterproof layer (41) one side has second waterproof layer (42), second waterproof layer (42) are for the polypropylene congeal material makes, second waterproof layer (42) one side is fixed to be provided with third waterproof layer (43), third waterproof layer (43) are made for the polyurethane material.
2. A fire-resistant prefabricated panel for steel structures as claimed in claim 1, wherein: the thickness of the first waterproof layer (41) is 0.5um, the thickness of the second waterproof layer (42) is 0.45um, and the thickness of the third waterproof layer (43) on one side of the second waterproof layer (42) is 0.5um.
3. A fire-resistant prefabricated panel for steel structures as claimed in claim 1, wherein: the concrete structure layer (2) and the waterproof assembly (4) are both provided with heat preservation assemblies (3), the heat preservation assemblies (3) comprise a first heat preservation layer (31), a second heat preservation layer (32) and a third heat preservation layer (33), the first heat preservation layer (31) is fixedly adhered to one side of the third waterproof layer (43), and the first heat preservation layer (31) is made of glass wool.
4. A fire-resistant prefabricated panel for steel structures as claimed in claim 3, wherein: the first heat preservation (31) one side fixed adhesion has second heat preservation (32), second heat preservation (32) are made for the polystyrene material, and second heat preservation (32) one side fixed adhesion has third heat preservation (33), third heat preservation (33) are made for the polyurethane material.
5. A fire-resistant prefabricated panel for steel structures as claimed in claim 3, wherein: waterproof subassembly (4) one side all is provided with fire prevention subassembly (5), fire prevention subassembly (5) are including first flame retardant coating (51), second flame retardant coating (52) and third flame retardant coating (53), fixed adhesion in third heat preservation (33) one side has first flame retardant coating (51), and first flame retardant coating (51) are made for the melamine material.
6. A fire-resistant prefabricated panel for steel structures as claimed in claim 5, wherein: the fire-proof structure is characterized in that a second fire-proof layer (52) is fixedly arranged on one side of the first fire-proof layer (51), the second fire-proof layer (52) is made of phenolic resin, a third fire-proof layer (53) is fixedly adhered on one side of the second fire-proof layer (52), and the third fire-proof layer (53) is made of perlite.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202323213988.3U CN221250085U (en) | 2023-11-28 | 2023-11-28 | Fireproof precast slab for steel structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202323213988.3U CN221250085U (en) | 2023-11-28 | 2023-11-28 | Fireproof precast slab for steel structure |
Publications (1)
Publication Number | Publication Date |
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CN221250085U true CN221250085U (en) | 2024-07-02 |
Family
ID=91653499
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202323213988.3U Active CN221250085U (en) | 2023-11-28 | 2023-11-28 | Fireproof precast slab for steel structure |
Country Status (1)
Country | Link |
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CN (1) | CN221250085U (en) |
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2023
- 2023-11-28 CN CN202323213988.3U patent/CN221250085U/en active Active
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