Integrated thermal insulation fireproof wallboard structure

Abstract

The utility model relates to the technical field of building wallboards, in particular to an integrated thermal insulation fireproof wallboard structure which comprises a decorative surface layer, a fireproof isolation layer, a thermal insulation layer, a structure reinforcing layer and a bonding base layer which are sequentially arranged from outside to inside. Wherein a reinforcing steel bar net rack is arranged in the structure reinforcing layer, N first connecting frames extending to the heat preservation layer are fixed to the reinforcing steel bar net rack, M second connecting frames extending to the bonding base layer are fixed to the reinforcing steel bar net rack, and N and M are integers larger than 1; the bonding base layer is a polymer mortar layer provided with non-woven fabric; the thermal insulation layer is a foaming cement fiber concrete layer; and the decorative surface layer is a real stone paint layer. The utility model discloses an integrated thermal insulation fireproof wallboard structure, and aims to solve the problem that an integrated wallboard in the prior art is easy to fall off.

Description

TECHNICAL FIELD

[0001] The utility model relates to building wallboard technical field, and more specifically, relate to a kind of integrated heat preservation fireproof wallboard structure. BACKGROUND

[0002] In the domestic building exterior wall external thermal insulation industry, EPS board thin plaster exterior wall external thermal insulation system is generally used, since the method of manual on-site operation is used, thermal insulation operation and exterior wall finish operation are gradually carried out, not only the process is complicated, construction efficiency is low, and engineering quality is also severely restricted by the quality of construction personnel and working environment.

[0003] In recent years, gradually develop, transition to integrated heat preservation wallboard. Integrated heat preservation wallboard is to combine EPS, XPS, PU hard foam and other thermal insulation core materials with metal decorative plate and other pre-coated plate materials, so as to achieve the dual effect of building thermal insulation and exterior decoration. Integrated heat preservation wallboard overcomes many defects of traditional exterior wall thermal insulation system, and quickly gets widespread praise after entering the market.

[0004] Integrated wallboard is usually fixed on the outer wall by bonding mortar, which is made by stirring dry powder with water. However, it is found that bonding mortar fixed integrated wallboard has the problems of insufficient bonding strength and easy falling off of plate body. CONTENT OF UTILITY MODEL

[0005] The main purpose of the utility model is to provide an integrated heat preservation fireproof wallboard structure, which aims to solve the problem of easy falling off of integrated wallboard in the prior art.

[0006] In order to solve the above technical problems, an integrated heat preservation fireproof wallboard structure is provided, which comprises, from outside to inside, a decorative surface layer, a fireproof isolation layer, a thermal insulation layer, a structural reinforcement layer and a bonding base layer.

[0007] Among them, the structural reinforcement layer is embedded with a steel mesh frame, the steel mesh frame is fixed with N first connecting frames extending to the thermal insulation layer, and the steel mesh frame is fixed with M second connecting frames extending to the bonding base layer, N and M are integers greater than 1.

[0008] The bonding base layer is a polymer mortar layer provided with non-woven fabric.

[0009] The thermal insulation layer is a foamed cement fiber concrete layer.

[0010] The decorative surface layer is a real stone paint layer.

[0011] In any of the above technical solutions, further, the fireproof isolation layer comprises:

[0012] The outer layer is a halogen-free low-smoke flame-retardant polyolefin layer.

[0013] The inner layer is a rock wool strip layer.

[0014] In any of the above technical solutions, further, the thermal conductivity of the thermal insulation layer is ≤ 0.03 W / (m·K).

[0015] In any of the above technical solutions, further, the first connecting frame and the second connecting frame each comprise:

[0016] two symmetrically arranged first connecting segments, two symmetrically arranged second connecting segments, and a third connecting segment;

[0017] The two first connecting segments are fixed on the steel mesh frame, the two second connecting segments are respectively fixed on one end of the two first connecting segments, the third connecting segment is fixed between the two second connecting segments, and the two second connecting segments and the third connecting segment are arranged outside the structural reinforcement layer.

[0018] In any of the above technical solutions, further, the structure further comprises:

[0019] A lifting ring is arranged on the top of the structural reinforcement layer, and the lifting ring is fixedly connected with the steel mesh frame;

[0020] A clamping groove is arranged on the bottom of the structural reinforcement layer, and the clamping groove is arranged corresponding to the lifting ring.

[0021] In any of the above technical solutions, further, the left and right sides of the decorative surface layer, the fireproof isolation layer, the thermal insulation layer, the structural reinforcement layer, and the bonding base layer are each provided with a clamping recess and a clamping protrusion that are mutually adapted.

[0022] Beneficial effects are that:

[0023] 1. The integrated thermal insulation fireproof wallboard structure of the utility model sets the bonding base layer as a polymer mortar layer with non-woven fabric, enhances the bonding reliability of the wallboard and the wall body, and enables the stability effect of the wallboard to reach fifty years, with the same service life as the main building body.

[0024] 2. The integrated thermal insulation fireproof wallboard structure of the utility model sets the steel mesh frame inside, and sets the first connecting frame and the second connecting frame on the steel mesh frame, can simultaneously cast the thermal insulation layer, the structural reinforcement layer, and the bonding base layer into an integrated structure, enhances the mutual connection ability among the three, and simultaneously, the thermal insulation layer, the structural reinforcement layer, and the bonding base layer are the main weight parts of the wallboard, and the decorative surface layer and the fireproof isolation layer are relatively light in weight, which facilitates the fixing effect of the decorative surface layer and the fireproof isolation layer on the thermal insulation layer, and avoids the falling off of the layers of the wallboard. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or prior art description. Obviously, the drawings described below only constitute some of the embodiments of the present application, and the present application should not be limited to the examples described herein. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0026] Fig. 1 is a three-dimensional structural schematic diagram of an integrated thermal insulation fireproof wallboard structure of the present application;

[0027] Fig. 2 is a three-dimensional structural schematic diagram of a structural reinforcement layer in an integrated thermal insulation fireproof wallboard structure of the present application;

[0028] Fig. 3 is a side view of a steel bar net rack part in an integrated thermal insulation fireproof wallboard structure of the present application.

[0029] The following is the explanation of the reference signs:

[0030] 1, decorative surface layer;

[0031] 2, fireproof isolation layer; 201, outer layer; 202, inner layer;

[0032] 3, thermal insulation layer;

[0033] 4, structural reinforcement layer; 401, steel bar net rack; 402, first connecting rack; 403, second connecting rack; 404, first connecting section; 405, second connecting section; 406, third connecting section;

[0034] 5, bonding base layer;

[0035] 6, lifting ring;

[0036] 7, clamping groove; 701, clamping protrusion. DETAILED DESCRIPTION

[0037] The following will describe the example embodiments according to the present application in detail with reference to the drawings. Obviously, the described embodiments only constitute some of the embodiments of the present application, rather than all the embodiments of the present application, and it should be understood that the present application is not limited to the example embodiments described herein. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0038] It should be noted that, as shown in this application and claims, unless the context clearly indicates otherwise, the words "a," "an," "an," and / or "the" do not specifically refer to the singular and may also include the plural. Generally speaking, the terms "comprising" and "including" only indicate the inclusion of explicitly identified steps and elements, and these steps and elements do not constitute an exclusive list; the method or apparatus may also include other steps or elements.

[0039] If the embodiments of this utility model involve directional indicators (such as up, down, left, right, front, back, etc.), the directional indicators are only used to explain the relative positional relationship and movement of each component in a certain specific posture (as shown in the figure). If the specific posture changes, the directional indicators will also change accordingly.

[0040] In this utility model, unless otherwise explicitly specified and limited, the terms "connection," "fixing," etc., should be interpreted broadly. For example, "fixing" can mean a fixed connection, a detachable connection, or an integral part; it can mean a mechanical connection or an electrical connection; it can mean a direct connection or an indirect connection through an intermediate medium; it can mean the internal communication of two components or the interaction between two components, unless otherwise explicitly limited. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0041] Furthermore, if the embodiments of this utility model involve descriptions such as "first" or "second," these descriptions are for descriptive purposes only and should not be construed as indicating or implying their relative importance or implicitly specifying the number of technical features indicated. Therefore, a feature defined with "first" or "second" may explicitly or implicitly include at least one of those features. Additionally, the meaning of "and / or" throughout the text includes three parallel solutions; for example, "A and / or B" includes solution A, solution B, or a solution where both A and B are satisfied simultaneously. Furthermore, the technical solutions of the various embodiments can be combined with each other, but this must be based on the ability of those skilled in the art to implement them. When the combination of technical solutions is contradictory or impossible to implement, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection claimed by this utility model.

[0042] The following embodiments will be used to provide a detailed description of an integrated thermal insulation fireproof wall panel structure of this application.

[0043] In this embodiment, as Figs. 1 to 3 As shown, the integrated thermal insulation fireproof wall panel structure includes, from the outside to the inside, a decorative surface layer 1, a fireproof isolation layer 2, a thermal insulation layer 3, a structural reinforcement layer 4, and an adhesive base layer 5;

[0044] The structural reinforcement layer 4 is internally provided with a steel mesh frame 401, the steel mesh frame 401 is fixed with N first connecting frames 402 extending to the thermal insulation layer 3, and the steel mesh frame 401 is fixed with M second connecting frames 403 extending to the bonding base layer 5, N and M are integers greater than 1;

[0045] The bonding base layer 5 is a polymer mortar layer provided with non-woven fabric;

[0046] The thermal insulation layer 3 is a foamed cement fiber concrete layer;

[0047] The decorative surface layer 1 is a real stone paint layer.

[0048] In the technical solution, the thermal insulation layer 3, the structural reinforcement layer 4 and the bonding base layer 5 are integrally poured and formed by a mold, and the pouring material of the structural reinforcement layer 4 is also foamed cement fiber concrete. Before pouring, the first connecting frames 402 and the second connecting frames 403 are arrayed and fixed on the woven steel mesh frame 401 in the form of multiple rows and multiple columns, and the steel mesh frame 401 is placed in the mold. The fireproof isolation layer 2 is glued on the poured thermal insulation layer 3, and the decorative surface layer 1 is bonded on the fireproof isolation layer 2.

[0049] In some technical solutions, the steel mesh frame 401 is a mesh structure woven by horizontal and vertical steel bars, the first connecting frames 402 and the second connecting frames 403 extend forward and backward respectively, and adjacent first connecting frames 402 and second connecting frames 403 are arranged in a staggered manner. The steel mesh frame 401 is arranged to enhance the compressive strength of the wallboard. The first connecting frames 402 and the second connecting frames 403 are welded on the steel mesh frame 401, or the first connecting frames 402 and the second connecting frames 403 are bound on the steel mesh frame 401 by steel wires.

[0050] In another technical solution, the steel mesh frame 401 is woven by horizontal and vertical steel bars in the shape of a rectangular frame, so that the steel mesh frame 401 can be adjusted in different thicknesses according to the use requirements.

[0051] In other technical solutions, the thickness of the steel mesh frame 401 is 10 to 50 mm, the overall thickness of the steel mesh frame 401 after fixing the first connecting frames 402 and the second connecting frames 403 is 40 to 80 mm, and the overall thickness of the thermal insulation layer 3, the structural reinforcement layer 4 and the bonding base layer 5 is 50 to 100 mm.

[0052] In still another technical solution, the compressive strength of the wallboard structure is greater than or equal to 50 MPa.

[0053] In the embodiment, the fireproof isolation layer 2 comprises:

[0054] The outer layer 201 is a halogen-free low-smoke flame-retardant polyolefin layer;

[0055] The inner layer 202 is a rock wool strip layer.

[0056] In the technical solution, the inner layer 202 is bonded to the casted thermal insulation layer 3, the outer layer 201 is bonded to the inner layer 202, and the decorative surface layer 1 is bonded to the outer layer 201. The halogen-free low-smoke flame-retardant polyolefin is blended from a base material, a flame retardant and a foaming agent, and is foamed and formed at 160-180℃, and has flame retardance, and can be purchased on the market. In this way, the wall structure of the application can be provided as a double-layer fireproof structure.

[0057] In some technical solutions, the thickness of the rock wool strip is 30mm.

[0058] In other technical solutions, the outer layer 201 is combined with the decorative layer through a hot melt composite process.

[0059] In the embodiment, the thermal conductivity of the thermal insulation layer 3 is ≤0.03 W / (m·K).

[0060] In the technical solution, when the thermal insulation layer 3 is made, the dry volume density of the foamed cement fiber concrete can be controlled at 160-200 kg / m3, more sealed pores are formed by increasing the proportion of the foaming agent, and the strength is enhanced by adding fibers, so as to improve the thermal conductivity of the thermal insulation layer 3. Microencapsulated paraffin can also be added to the foamed cement fiber concrete, and the effective thermal conductivity is reduced by using the phase change heat absorption characteristics.

[0061] In the embodiment, the first connecting frame 402 and the second connecting frame 403 each include:

[0062] two symmetrically arranged first connecting segments 404, two symmetrically arranged second connecting segments 405 and a third connecting segment 406;

[0063] The two first connecting segments 404 are fixed on the steel mesh frame 401, the two second connecting segments 405 are respectively fixed at one end of the two first connecting segments 404, the third connecting segment 406 is fixed between the two second connecting segments 405, and the two second connecting segments 405 and the third connecting segment 406 are arranged on the outer side of the structural reinforcement layer 4.

[0064] In the technical solution, the first connecting frame 402 and the second connecting frame 403 are each formed by bending a steel bar, the first connecting segment 404 fixed by the second connecting segment 405 is in L shape, the two second connecting segments 405 fixed with the third connecting segment 406 are in C shape as a whole, and the first connecting segment 404, the second connecting segment 405 and the third connecting segment 406 respectively extend in different directions.

[0065] In some technical solutions, the first connecting segment 404, the second connecting segment 405 and the third connecting segment 406 are arranged perpendicular to each other.

[0066] In the embodiment, it also includes:

[0067] The top of the structure reinforcing layer 4 is provided with a lifting ring 6, which is fixedly connected with the steel mesh frame 401;

[0068] The bottom of the structure reinforcing layer 4 is provided with a clamping groove corresponding to the lifting ring 6.

[0069] In the technical solution, the lifting ring 6 is fixed on the steel mesh frame 401 before pouring the thermal insulation layer 3, the structure reinforcing layer 4 and the bonding base layer 5, and then pouring is performed, and the clamping groove corresponding to the position of the top lifting ring 6 is dug on the bottom surface of the thermal insulation layer 3, the structure reinforcing layer 4 and the bonding base layer 5 after pouring and forming, so as to facilitate the stacking of the wallboard structure in the up-down direction.

[0070] In the embodiment, the left and right sides of the decorative surface layer 1, the fireproof isolation layer 2, the thermal insulation layer 3, the structure reinforcing layer 4 and the bonding base layer 5 are provided with the mutually matched clamping grooves 7 and clamping protrusions 701.

[0071] In the technical solution, the left side of the wallboard structure is provided with three clamping grooves 7, and the right side of the wallboard structure is provided with three corresponding clamping protrusions 701, so that the left and right wallboard structures are connected with each other.

[0072] The above has described the embodiments of the present disclosure, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes are obvious to those skilled in the art without departing from the scope and spirit of the described embodiments. The selection of the terms used herein is intended to best explain the principles, practical application or improvement of the technology in the market of the embodiments, or to enable other ordinary skilled persons in the art to understand the embodiments disclosed herein.

Claims

1. An integrated thermal fire barrier wall panel structure, characterized by, The application relates to a composite wall, which comprises, from outside to inside, a decorative surface layer (1), a fireproof isolation layer (2), a thermal insulation layer (3), a structure reinforcing layer (4) and a bonding base layer (5). The structure reinforcing layer (4) is internally provided with a steel mesh frame (401), the steel mesh frame (401) is fixed with N first connecting frames (402) extending to the thermal insulation layer (3), and the steel mesh frame (401) is fixed with M second connecting frames (403) extending to the bonding base layer (5), N and M are integers greater than 1. The bonding base layer (5) is a polymer mortar layer provided with non-woven fabric. The thermal insulation layer (3) is a foamed cement fiber concrete layer. The decorative surface layer (1) is a real stone paint layer. The fireproof isolation layer (2) comprises:

2. The integrated thermal fire barrier wall panel structure of claim 1, wherein, an outer layer (201) which is a halogen-free low-smoke flame-retardant polyolefin layer; an inner layer (202) which is a rock wool strip layer. The thermal conductivity of the thermal insulation layer (3) is less than or equal to 0.03 W / (m*K).

3. The integrated thermal fire barrier wall panel structure of claim 1, wherein, The first connecting frame (402) and the second connecting frame (403) each comprise:

4. The integrated thermal fire barrier wall panel structure of claim 1, wherein, two symmetrically arranged first connecting sections (404), two symmetrically arranged second connecting sections (405) and a third connecting section (406); the two first connecting sections (404) are fixed on the steel mesh frame (401), the two second connecting sections (405) are respectively fixed on one end of the two first connecting sections (404), the third connecting section (406) is fixed between the two second connecting sections (405), and the two second connecting sections (405) and the third connecting section (406) are arranged on the outside of the structure reinforcing layer (4). Further comprising:

5. The integrated thermally insulated fire resistant wall panel structure of claim 1, wherein, a lifting ring (6) arranged on the top of the structure reinforcing layer (4), and the lifting ring (6) is fixedly connected with the steel mesh frame (401); a clamping groove arranged on the bottom of the structure reinforcing layer (4), and the clamping groove is arranged corresponding to the lifting ring (6). The left and right sides of the decorative surface layer (1), the fireproof isolation layer (2), the thermal insulation layer (3), the structure reinforcing layer (4) and the bonding base layer (5) are each provided with a clamping recess (7) and a clamping protrusion (701) which are matched with each other.

6. The integrated thermally insulated fire resistant wall panel structure according to claim 1 or 5, wherein, ​

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