CN214994815U - Prefabricated composite heat-insulation fireproof plate for external wall external heat-insulation system - Google Patents
Prefabricated composite heat-insulation fireproof plate for external wall external heat-insulation system Download PDFInfo
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Abstract
The application provides a prefabricated composite heat-insulation fireproof plate for an external heat-insulation system of an external wall, which comprises an inner coiled material layer, a polyurethane hard foam heat-insulation layer, a rock wool plate, an adhesive layer, an outer coiled material layer, a waterproof coating layer and a pre-buried plastic reinforcing member; the inner coil layer, the polyurethane hard foam heat insulation layer, the rock wool plate, the adhesive layer and the outer coil layer are sequentially stacked and arranged from inside to outside; the polyurethane hard foam heat insulation layer is used as a heat insulation layer, the heat insulation function is exerted, the A-level fireproof rock wool plate is placed on the outer side, the fireproof function is exerted, an inner heat insulation outer fireproof structure is formed, and the heat insulation layer has good heat insulation performance and A-level fireproof performance; all the outer surfaces of the rock wool boards are coated with waterproof materials, so that the rock wool boards have good waterproofness; the inner coil layer and the outer coil layer are used as interface layers, so that interface treatment is not needed when the wall is mounted, the construction process is simplified, and the cost is reduced; the pre-buried plastic reinforcement has the functions of clamping reinforcement, pre-pore forming and water prevention.
Description
Technical Field
The utility model belongs to the technical field of building insulation material technique and specifically relates to a prefabricated compound incubation PLASTIC LAMINATED for outer wall external insulation system is related to.
Background
At present, with the development of economic society and the technological progress, an external thermal insulation system of an external wall is required to have good thermal insulation performance, A-level fireproof performance and good waterproof performance.
In the prior art, on one hand, organic heat insulation materials such as EPS heat insulation boards, XPS heat insulation boards, polyurethane rigid foam heat insulation layers and the like have the characteristics of light weight and excellent heat insulation performance and waterproof performance, but cannot reach the A-level fireproof performance; on the other hand, heat insulation materials such as rock wool can reach the A-level fireproof performance, but the heat insulation performance is general, and the waterproof performance is far inferior to that of EPS heat insulation plates and XPS heat insulation plates. The hard polyurethane foam heat-insulating material (or called polyurethane hard foam heat-insulating material or polyurethane hard foam heat-insulating material) is a hard foam plastic which is formed by mixing white material and black material and has the functions of water resistance, heat insulation and the like.
6.7.3 in the current building design fire code (GN50016-2014) specifies: when the combustion performance of the heat-insulating material is B1 or B2 grade, the wall bodies on two sides of the heat-insulating material are made of non-combustible materials, and the thickness of the wall bodies is not smaller than 50 mm.
Therefore, the development of a prefabricated composite heat-insulating fireproof plate for an external heat-insulating system of an external wall, which has good heat-insulating performance, class a fireproof performance and good waterproof performance, is a technical problem that needs to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide a prefabricated compound incubation PLASTIC LAMINATED for outer wall external insulation system.
For solving the above technical problem, the utility model provides a technical scheme does:
a prefabricated composite heat-insulating fireproof plate for an external heat-insulating system of an external wall comprises an inner coiled material layer used as an interface layer, a polyurethane hard-foam heat-insulating layer used for heat insulation, a rock wool plate used for fire prevention, an adhesive layer used for adhesive connection, an outer coiled material layer used as the interface layer, a waterproof coating layer used for water prevention and an embedded plastic reinforcing member used for reinforcement;
the inner coil material layer, the polyurethane hard foam heat insulation layer, the rock wool plate, the adhesive layer and the outer coil material layer are sequentially stacked and arranged from inside to outside;
at least 2 through holes are formed in the rock wool board;
the embedded plastic reinforcing part comprises an inner clamping disc, an outer clamping disc and an outer threaded pipe, the outer clamping disc and the outer threaded pipe are integrally formed, the outer clamping disc is arranged at the outer end of the outer threaded pipe, two ends of the outer threaded pipe are both open, and outer threads are arranged on the outer surface of the outer threaded pipe;
the outer threaded pipe is inserted into the through hole in the rock wool board, and the outer surface of the inner side of the outer clamping disc is in fit contact with the outer length and width surface of the rock wool board;
an internal thread through hole is formed in the inner clamping circular sheet, the inner clamping circular sheet is sleeved on the external thread of the external threaded pipe through threaded connection, and a pipe orifice at the inner end of the external threaded pipe is sealed and plugged by adhesive tape;
the inner clamping circular sheet is embedded in the polyurethane hard foam heat insulation layer, and the polyurethane hard foam heat insulation layer wraps the inner clamping circular sheet to prevent the inner clamping circular sheet from being exposed outside;
the outer length and width surface of the inner coil material layer and the inner length and width surface of the polyurethane hard foam heat-insulating layer form self-adhesive connection in the polyurethane foaming forming process;
the outer length and width surfaces of the polyurethane hard foam heat-insulating layer and the inner length and width surfaces of the rock wool boards form self-adhesive connection in the polyurethane foaming forming process;
the outer coiled material layer is adhesively connected to the outer length and width surface of the rock wool board through an adhesive layer obtained after the adhesive is cured, and the outer coiled material layer is adhesively connected to the outer side outer surface of the outer clamping wafer through the adhesive layer obtained after the adhesive is cured;
and the waterproof coating layer is coated on all lateral outer surfaces of the rock wool board and all lateral outer surfaces of the polyurethane hard foam heat-insulating layer.
Preferably, the rock wool board is a horizontal-wire rock wool board or a vertical-wire rock wool board, and the thickness of the rock wool board is 3 cm-6 cm.
Preferably, the thickness of the polyurethane rigid foam heat-insulating layer is 2 cm-4 cm.
Preferably, the adhesive layer is a polyurethane adhesive layer.
Preferably, the waterproof coating layer is an emulsified asphalt waterproof coating layer, and the thickness of the waterproof coating layer is 0.5-2 mm.
Preferably, the axis of the external thread pipe is perpendicular to the circular cross section of the external clamping disk, and at least 2 pre-embedded plastic reinforcements are uniformly distributed on the prefabricated composite heat-insulation fireproof plate.
The application obtains the following beneficial technical effects:
1) in the application, a polyurethane hard foam heat-insulating layer is selected as a heat-insulating layer, the polyurethane hard foam heat-insulating layer with light weight and excellent heat-insulating performance and waterproof performance is placed on the inner side, the heat-insulating function is mainly exerted, meanwhile, a rock wool board capable of meeting the A-level fireproof requirement is placed on the outer side, the fireproof function is mainly exerted and has a small part of heat-insulating function, so that the prefabricated composite heat-insulating fireproof board forms a composite board structure with internal heat insulation and external fire resistance, the prefabricated composite heat-insulating fireproof board can simultaneously have good heat-insulating performance and the A-level fireproof performance, the thickness of the rock wool board is 3 cm-6 cm, a thin plastering surface layer and a decorative surface layer which are positioned on the outer side are added, the sum of the thicknesses of the three layers is more than 50mm, and the fireproof standard requirements that when the combustion performance of the heat-insulating material is B1 or B2 level are met, and the thicknesses of the walls on two sides of the heat-insulating material are not less than 50mm, and the prefabricated composite heat-insulation fireproof plate has the advantages of simple structure, lower cost and convenient and quick construction.
2) In this application, because the hard bubble heat preservation of polyurethane has good waterproof performance, and because adhesive layer, interior coil stock layer and outer coil stock layer three all have good waterproof nature, just be in on the whole side direction surface of rock wool board with the coating has water proof coating on the whole side direction surface of the hard bubble heat preservation of polyurethane, become to be water proof coating layer after the water proof coating solidification, all surfaces of rock wool board are covered by the waterproof material cladding promptly, and whole rock wool board has all been covered by the waterproof material cladding, consequently makes this prefabricated compound incubation PLASTIC LAMINATED have good waterproof nature to the relatively poor problem of waterproof nature of rock wool board has been solved.
3) In the application, the inner coiled material layer and the outer coiled material layer are used as the interface layer, and the inner coiled material layer and the outer coiled material layer have good affinity with the cement base, so that interface treatment is not required to be carried out on the inner coiled material layer and the outer coiled material layer when the inner coiled material layer and the outer coiled material layer are mounted on a wall, the construction process is simplified, and the cost is reduced.
4) In this application, the effect that sets up pre-buried plastics reinforcement is: the first is that: the polyurethane hard foam heat insulation layer is obtained by foaming and forming polyurethane slurry, and the inner clamping wafer in the pre-embedded plastic reinforcement is pre-embedded in the polyurethane slurry in the foaming and forming process of the polyurethane hard foam heat insulation layer, and the inner clamping wafer is pre-embedded in the polyurethane hard foam heat insulation layer after foaming and forming of the polyurethane slurry, so that the polyurethane hard foam heat insulation layer and the rock wool board are clamped and reinforced and connected together from the outer direction and the inner direction by utilizing the outer clamping wafer and the inner clamping wafer, the connection strength between the polyurethane hard foam heat insulation layer and the rock wool board is improved, the polyurethane hard foam heat insulation layer and the rock wool board are not easy to layer in the later use process, and the pre-embedded plastic reinforcement has the function of clamping and reinforcing;
secondly, the following steps: when the prefabricated composite heat-insulation fireproof plate is applied to a thin-plastered outer wall external heat-insulation system, the heat-insulation nail for anchoring needs to penetrate through the prefabricated composite heat-insulation fireproof plate, the heat-insulation nail can penetrate through the outer threaded pipe, the heat-insulation nail is inserted into the outer threaded pipe, penetrates through the polyurethane hard foam heat-insulation layer positioned on the inner side of the inner clamping disc and is finally inserted into the anchoring hole in the outer wall, and the embedded plastic reinforcing member has the function of pre-forming a hole;
thirdly, the method comprises the following steps: when the heat-insulating nail penetrates through the prefabricated composite heat-insulating fireproof plate to anchor the prefabricated composite heat-insulating fireproof plate on the outer wall, the heat-insulating nail penetrates through the prefabricated composite heat-insulating fireproof plate to destroy the integrity of a waterproof material in the prefabricated composite heat-insulating fireproof plate, the heat-insulating nail pricks a through hole in the waterproof material, the heat-insulating nail pricks a through hole in the prefabricated composite heat-insulating fireproof plate, subsequent rainwater and the like can enter the prefabricated composite heat-insulating fireproof plate along the through hole to permeate into the rock wool plate to cause water failure of the rock wool plate with poor water resistance, therefore, the external threaded pipe is arranged in advance, the external threaded pipe made of plastic materials penetrates through the rock wool plate, the length of the external threaded pipe is larger than that of the rock wool plate, two ends of the external threaded pipe in the length direction are exposed out of the rock wool plate, the rainwater and the like in the through hole cannot penetrate through the pipe wall of the external threaded pipe to permeate into the rock wool plate, and the external clamping disc is in adhesive sealing waterproof connection through the adhesive layer, the external thread pipe prevents rainwater in the through hole from permeating into the rock wool board, and the embedded plastic reinforcing piece has a waterproof function.
Drawings
Fig. 1 is a schematic cross-sectional structural view of a prefabricated composite heat-insulating fireproof plate for an external thermal insulation system of an external wall according to an embodiment of the present invention;
in the figure: 1 inner coil material layer, 2 polyurethane hard foam heat preservation layer, 3 rock wool board, 4 adhesive layer, 5 outer coil material layer, 6 waterproof coating layer, 701 inner clamping disk, 702 outer clamping disk, 703 outer threaded pipe and 8 adhesive tape.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be understood that the directions or position relationships indicated by the terms "inner", "outer", "horizontal direction" and "vertical direction" are based on the directions or position relationships in the actual use process, the direction close to the outer wall surface is "inner", and the direction far away from the outer wall surface is "outer"; the above directional definitions are provided merely to facilitate the description of the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defining "first", "second", may explicitly or implicitly include one or more of the features.
In the present disclosure, unless otherwise expressly stated or limited, the first feature being "on" or "under" the second feature may comprise the first feature being in direct contact with the second feature, or the first feature and the second feature being in direct contact with each other but with another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly above and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1, in the figure: the waterproof coating comprises an inner coil layer 1, a polyurethane hard foam heat-insulation layer 2, a rock wool board 3, an adhesive layer 4, an outer coil layer 5, a waterproof coating layer 6, an inner clamping disc 701, an outer clamping disc 702, an outer threaded pipe 703 and an adhesive tape 8.
The application provides a prefabricated composite heat-insulating fireproof plate for an external heat-insulating system of an external wall, which comprises an inner coiled material layer 1 serving as an interface layer, a polyurethane hard foam heat-insulating layer 2 for heat insulation and water resistance, a rock wool plate 3 for fire prevention, an adhesive layer 4 for adhesive connection, an outer coiled material layer 5 serving as the interface layer, a waterproof coating layer 6 for water resistance and a pre-embedded plastic reinforcing member for reinforcement;
the inner coil material layer 1, the polyurethane hard foam heat-insulating layer 2, the rock wool plate 3, the adhesive layer 4 and the outer coil material layer 5 are sequentially overlapped and arranged from inside to outside;
at least 2 through holes are formed in the rock wool plate 3;
the embedded plastic reinforcement comprises an inner clamping disc 701, an outer clamping disc 702 and an outer threaded pipe 703, the outer clamping disc 702 and the outer threaded pipe 703 are integrally formed into a whole, the outer clamping disc 702 is arranged at the outer end of the outer threaded pipe 703, two ends of the outer threaded pipe 703 are open, and outer threads are arranged on the outer surface of the outer threaded pipe 703;
the external threaded pipe 703 is inserted into the through hole of the rock wool board 3, and the outer surface of the inner side of the outer clamping disc 702 is in contact with (close contact with) the outer length and width surface of the rock wool board 3;
an internal thread through hole is formed in the inner clamping disc 701, the inner clamping disc 701 is arranged on an external thread of the external threaded pipe 703 through a thread connecting sleeve, and an inner end pipe orifice of the external threaded pipe 703 is sealed and plugged by an adhesive tape 8;
the inner clamping wafer 701 is pre-embedded in the polyurethane hard foam heat-insulating layer 2, and the polyurethane hard foam heat-insulating layer 2 wraps the inner clamping wafer 701 to prevent the inner clamping wafer 701 from being exposed outside;
the outer length and width surface of the inner coil material layer 1 and the inner length and width surface of the polyurethane hard foam heat-insulating layer 2 form self-adhesive connection in the polyurethane foaming molding process;
the outer length and width surfaces of the polyurethane hard foam heat-insulating layer 2 and the inner length and width surfaces of the rock wool boards 3 form self-adhesive connection in the polyurethane foaming forming process;
the outer coil layer 5 is adhesively connected to the outer length and width surface of the rock wool plate 3 through an adhesive layer 4 obtained after the adhesive is cured, and the outer coil layer 5 is adhesively connected to the outer side outer surface of the outer clamping wafer 702 through the adhesive layer 4 obtained after the adhesive is cured;
the waterproof coating layer 6 is coated on all lateral outer surfaces of the rock wool board 3 and all lateral outer surfaces of the polyurethane hard foam heat insulation layer 2.
In an embodiment of this application, rock wool board 3 is horizontal silk rock wool board or vertical silk rock wool board, rock wool board 3's thickness is 3cm ~ 6 cm.
In one embodiment of the present application, the thickness of the polyurethane rigid foam insulation layer 2 is 2cm to 4 cm.
In one embodiment of the present application, the adhesive layer 4 is a polyurethane adhesive layer.
In one embodiment of the present application, the waterproof coating layer 6 is an emulsified asphalt waterproof coating layer, and the thickness of the waterproof coating layer 6 is 0.5mm to 2 mm.
In one embodiment of the present application, the axis of the external threaded pipe 703 is perpendicular to the circular cross section of the external clamping disk 702, and at least 2 pre-embedded plastic reinforcements are uniformly distributed on the prefabricated composite heat-insulating and fire-preventing plate.
In this application, preferred, interior coil stock layer 1 is laid by the coiled material and is formed on the upper liquid level of polyurethane thick liquids, and outer coil stock layer 5 is laid the bonding through the adhesive by the coiled material and is formed on the outer length and width surface of rock wool board, and foretell coiled material is the interface sheet that fire-retardant type polymer mucilage prepared and forms, and the substrate of coiled material is glass fiber net check cloth or non-woven fabrics, because of it is the coiled material packing, and put on the decoiler, therefore denominate coiled material. Interior coil stock layer 1 in this application is the commonly used surface coil stock in the rigid foam polyurethane insulation board among the prior art with outer coil stock layer 5, for prior art, the market can be bought, this application does not have special restriction to its kind and specification, adopt among the prior art kind and specification can.
In this application, the inner end orifice of the external threaded pipe 703 is sealed and sealed by the adhesive tape 8, so as to prevent the flowing uncured polyurethane slurry from flowing into the external threaded pipe during the foaming process of the polyurethane rigid foam insulation layer 2.
Firstly, adhering a prefabricated composite heat-insulation fireproof plate on the outer wall surface of an outer wall through bonding mortar, then penetrating the prefabricated composite heat-insulation fireproof plate by using an electric drill, then drilling an anchoring hole on the outer wall, and then inserting a heat-insulation nail into a through hole on the prefabricated composite heat-insulation fireproof plate and then inserting the heat-insulation nail into the anchoring hole; the outer clamping wafer 702 is covered by the adhesive layer 4 and the outer coil material layer 5, namely the outer clamping wafer 702 is not exposed outside, but the thickness of the adhesive layer 4 and the thickness of the outer coil material layer 5 are both smaller (the thickness of the two is 1mm-3mm), so that the outline of the outer clamping wafer 702 can be seen on the outer surface of the outer coil material layer 5 when seen from outside to inside, the position of the outer clamping wafer 702 on the prefabricated composite heat-insulation fireproof plate can be accurately positioned, and the phenomenon that a through hole on the outer clamping wafer 702 cannot be found when an electric drill is used for punching can not occur; after finding the profile of the outer clamping disc 702 on the outer surface of the outer coil layer 5, the adhesive layer 4 on the outer clamping disc 702 and the outer coil layer 5 are directly drilled through with the drill of an electric drill, then the drill is inserted into the outer threaded pipe 703, and then the outer wall is drilled with anchoring holes with the electric drill.
The application obtains the following beneficial technical effects:
1) in the application, a polyurethane hard foam heat-insulating layer 2 is selected as a heat-insulating layer, the polyurethane hard foam heat-insulating layer 2 with light weight and excellent heat-insulating performance and waterproof performance is placed on the inner side, the heat-insulating function is mainly exerted, meanwhile, a rock wool board 3 capable of meeting the A-level fireproof requirement is placed on the outer side, the fireproof function is mainly exerted and has a small part of heat-insulating function, so that the prefabricated composite heat-insulating fireproof board forms an inner heat-insulating and outer fireproof composite board structure, the prefabricated composite heat-insulating fireproof board can simultaneously have excellent heat-insulating performance and A-level fireproof performance, the thickness of the rock wool board 3 is 3 cm-6 cm, a thin plastering surface layer and a facing layer which are positioned on the outer side are added, the sum of the thicknesses of the rock wool board 3, the thin plastering surface layer and the facing layer is more than 50mm, and the fireproof standard requirements that the thickness of walls on two sides of the heat-insulating material is not less than 50mm when the combustion performance of the heat-insulating material is B1 or B2 are met, and the prefabricated composite heat-insulation fireproof plate has the advantages of simple structure, lower cost and convenient and quick construction.
2) In this application, because the rigid polyurethane foam heat preservation 2 has good waterproof performance, and because adhesive layer 4, interior coil stock layer 1 all have good waterproof nature with 5 three on the outer coil stock layer, just be in on the whole side direction surface of rock wool board 3 with the coating has waterproof coating on the whole side direction surface of rigid polyurethane foam heat preservation 2, becomes after the waterproof coating solidification to waterproof coating layer 6, and rock wool board 3's whole surface covers by the waterproof material cladding promptly, and whole rock wool board 3 has all been covered by the waterproof material cladding, consequently makes this prefabricated composite heat preservation PLASTIC LAMINATED have good waterproof nature to the relatively poor problem of waterproof nature of rock wool board 3 has been solved.
3) In the application, the inner coil layer 1 and the outer coil layer 5 are used as interface layers, and the inner coil layer 1 and the outer coil layer 5 have good affinity with a cement base, so that interface treatment is not required to be carried out on the inner coil layer 1 and the outer coil layer 5 when the inner coil layer and the outer coil layer are mounted on a wall, the construction process is simplified, and the cost is reduced.
4) In this application, the effect that sets up pre-buried plastics reinforcement is: the first is that: the polyurethane hard foam heat-insulating layer 2 is obtained by foaming and forming polyurethane slurry, and the inner clamping wafer 701 in the pre-embedded plastic reinforcement is pre-embedded in the polyurethane slurry in the foaming and forming process of the polyurethane hard foam heat-insulating layer 2, and the inner clamping wafer 701 is pre-embedded in the polyurethane hard foam heat-insulating layer 2 after the polyurethane slurry is foamed and formed, so that the polyurethane hard foam heat-insulating layer 2 and the rock wool board 3 are clamped and reinforced and connected together from the outer direction and the inner direction by utilizing the outer clamping wafer 702 and the inner clamping wafer 701, the connection strength between the polyurethane hard foam heat-insulating layer 2 and the rock wool board 3 is improved, the polyurethane hard foam heat-insulating layer 2 and the rock wool board 3 are not easy to layer in the later use process, and the pre-embedded plastic reinforcement has the function of clamping and reinforcing;
secondly, the following steps: when the prefabricated composite heat-insulation fireproof plate is applied to a thin-plastered outer wall external heat-insulation system, the heat-insulation nail for anchoring needs to penetrate through the prefabricated composite heat-insulation fireproof plate, at the moment, the heat-insulation nail can penetrate through the outer threaded pipe 703, the heat-insulation nail is inserted into the outer threaded pipe 703, penetrates through the polyurethane hard foam heat-insulation layer 2 positioned on the inner side of the inner clamping disc 701 and is finally inserted into the anchoring hole in the outer wall, and the embedded plastic reinforcement has the function of pre-forming a hole;
thirdly, the method comprises the following steps: when the heat-insulating nail penetrates through the prefabricated composite heat-insulating fireproof plate to anchor the prefabricated composite heat-insulating fireproof plate on the outer wall, the heat-insulating nail penetrates through the prefabricated composite heat-insulating fireproof plate to destroy the integrity of the waterproof material in the prefabricated composite heat-insulating fireproof plate, the heat-insulating nail pricks a through hole in the waterproof material and pricks a through hole in the prefabricated composite heat-insulating fireproof plate, subsequent rainwater and other water can enter the prefabricated composite heat-insulating fireproof plate along the through hole to permeate into the rock wool board 3 to cause the rock wool board 3 with poor waterproofness to lose efficacy when encountering water, therefore, the external threaded pipe 703 is preset in the application, the external threaded pipe 703 made of plastic material penetrates through the rock wool board 3, the length of the external threaded pipe 703 is larger than the thickness of the rock wool board 3, both ends of the external threaded pipe 703 in the length direction are exposed out of the rock wool board 3, and water and other water in the through hole cannot permeate into the rock wool board 3 through the pipe 703, moreover, since the outer coil layer 5 and the outer clamping disk 702 are connected in a water-tight and adhesive manner by the adhesive layer, rainwater cannot penetrate into the rock wool panel 3 from the joint between the outer coil layer 5 and the outer clamping disk 702, and the outer threaded pipe 703 prevents rainwater in the through hole from penetrating into the rock wool panel 3, so that the embedded plastic reinforcement has a water-proof function.
The method and the device not described in detail in the present invention are prior art and will not be described in detail.
The principles and embodiments of the present invention have been explained herein using specific embodiments, which are merely used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (6)
1. A prefabricated composite heat-insulation fireproof plate for an external heat-insulation system of an external wall is characterized by comprising an inner coiled material layer used as an interface layer, a polyurethane rigid foam heat-insulation layer used for heat insulation, a rock wool plate used for fire prevention, an adhesive layer used for adhesive connection, an outer coiled material layer used as the interface layer, a waterproof coating layer used for water prevention and an embedded plastic reinforcing member used for reinforcement;
the inner coil material layer, the polyurethane hard foam heat insulation layer, the rock wool plate, the adhesive layer and the outer coil material layer are sequentially stacked and arranged from inside to outside;
at least 2 through holes are formed in the rock wool board;
the embedded plastic reinforcing part comprises an inner clamping disc, an outer clamping disc and an outer threaded pipe, the outer clamping disc and the outer threaded pipe are integrally formed, the outer clamping disc is arranged at the outer end of the outer threaded pipe, two ends of the outer threaded pipe are both open, and outer threads are arranged on the outer surface of the outer threaded pipe;
the outer threaded pipe is inserted into the through hole in the rock wool board, and the outer surface of the inner side of the outer clamping disc is in fit contact with the outer length and width surface of the rock wool board;
an internal thread through hole is formed in the inner clamping circular sheet, the inner clamping circular sheet is sleeved on the external thread of the external threaded pipe through threaded connection, and a pipe orifice at the inner end of the external threaded pipe is sealed and plugged by adhesive tape;
the inner clamping circular sheet is embedded in the polyurethane hard foam heat insulation layer, and the polyurethane hard foam heat insulation layer wraps the inner clamping circular sheet to prevent the inner clamping circular sheet from being exposed outside;
the outer length and width surface of the inner coil material layer and the inner length and width surface of the polyurethane hard foam heat-insulating layer form self-adhesive connection in the polyurethane foaming forming process;
the outer length and width surfaces of the polyurethane hard foam heat-insulating layer and the inner length and width surfaces of the rock wool boards form self-adhesive connection in the polyurethane foaming forming process;
the outer coiled material layer is adhesively connected to the outer length and width surface of the rock wool board through an adhesive layer obtained after the adhesive is cured, and the outer coiled material layer is adhesively connected to the outer side outer surface of the outer clamping wafer through the adhesive layer obtained after the adhesive is cured;
and the waterproof coating layer is coated on all lateral outer surfaces of the rock wool board and all lateral outer surfaces of the polyurethane hard foam heat-insulating layer.
2. The prefabricated composite heat-insulating fireproof plate for the external heat-insulating system of the external wall as claimed in claim 1, wherein the rock wool plate is a horizontal-wire rock wool plate or a vertical-wire rock wool plate, and the thickness of the rock wool plate is 3 cm-6 cm.
3. The prefabricated composite heat-insulating and fire-proof plate for the external heat-insulating system of the external wall as claimed in claim 1, wherein the thickness of the polyurethane rigid foam heat-insulating layer is 2 cm-4 cm.
4. The prefabricated composite heat-insulating and fire-proofing board for external heat-insulating system of exterior wall as claimed in claim 1, characterized in that said adhesive layer is polyurethane adhesive layer.
5. The prefabricated composite heat-insulating fire-proof plate for the external heat-insulating system of the external wall as claimed in claim 1, wherein the waterproof coating layer is an emulsified asphalt waterproof coating layer, and the thickness of the waterproof coating layer is 0.5 mm-2 mm.
6. The prefabricated composite heat-insulating fire-proof plate for the external heat-insulating system of the external wall as claimed in claim 1, wherein the axis of the external threaded pipe is perpendicular to the circular cross section of the external clamping disk, and at least 2 pre-embedded plastic reinforcements are uniformly distributed on the prefabricated composite heat-insulating fire-proof plate.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121268162.5U CN214994815U (en) | 2021-06-05 | 2021-06-05 | Prefabricated composite heat-insulation fireproof plate for external wall external heat-insulation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121268162.5U CN214994815U (en) | 2021-06-05 | 2021-06-05 | Prefabricated composite heat-insulation fireproof plate for external wall external heat-insulation system |
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| Publication Number | Publication Date |
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| CN214994815U true CN214994815U (en) | 2021-12-03 |
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| CN202121268162.5U Active CN214994815U (en) | 2021-06-05 | 2021-06-05 | Prefabricated composite heat-insulation fireproof plate for external wall external heat-insulation system |
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2021
- 2021-06-05 CN CN202121268162.5U patent/CN214994815U/en active Active
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