CN217379325U - Fireproof structure of heat-insulation board - Google Patents

Abstract

The application discloses a fireproof structure of a heat-insulation plate, which comprises a concrete wall body and the heat-insulation plate, wherein the heat-insulation plate comprises a heat-insulation plate main body, the heat-insulation plate main body comprises a composite fireproof layer and a composite heat-insulation layer, and the composite fireproof layer is arranged on one side far away from the concrete wall body; the fireproof isolation band plate also comprises a fireproof leveling layer, an outer fireproof isolation band plate and an inner fireproof isolation band plate; the fireproof leveling layer and the outer fireproof isolation strip plate are sequentially arranged on one side, away from the concrete wall, of the composite fireproof layer, and the inner fireproof isolation strip plate is arranged between the composite heat insulation layer and the concrete wall. This kind of mode of setting up has strengthened the fire behavior of the inside and outside both sides of heated board greatly, and has promoted the structural stability of this fire prevention structure greatly through the setting of connecting piece, further promotes fire behavior.

Description

Fireproof structure of heat-insulation board

Technical Field

The utility model belongs to the technical field of the heated board, especially, relate to a fire prevention structure of heated board.

Background

With the improvement of building energy-saving requirements, heat preservation treatment of building external walls becomes an energy-saving mode commonly adopted in building energy conservation. The energy-saving technology adopted for the outer wall at present is mainly the outer wall external heat insulation technology. The common external wall insulation materials are mostly organic materials, so that fire safety hazards exist.

At present, the fire-proof hidden danger of the external wall insulation arouses wide attention, and the improvement of the fire-proof performance of an external wall insulation system is imperative.

It can be seen that there are many disadvantages to the prior art, which are to be further improved and enhanced.

SUMMERY OF THE UTILITY MODEL

The utility model provides a fire prevention structure of heated board to solve above-mentioned technical problem's at least one technical problem.

The utility model discloses the technical scheme who adopts does:

the utility model provides a fireproof structure of a heat-insulating plate, which comprises a concrete wall body and the heat-insulating plate, wherein the heat-insulating plate comprises a heat-insulating plate main body, the heat-insulating plate main body comprises a composite fireproof layer and a composite heat-insulating layer, and the composite fireproof layer is arranged on one side far away from the concrete wall body; the fireproof isolation band plate also comprises a fireproof leveling layer, an outer fireproof isolation band plate and an inner fireproof isolation band plate; the fire prevention screed-coat and outer fire prevention median plate sets gradually compound fire prevention layer is kept away from one side of concrete wall body, interior fire prevention median plate sets up compound heat preservation with between the concrete wall body.

As an optimal implementation mode of this application, the heated board still includes finish coat and rendering coat, finish coat and rendering coat set gradually the fire prevention screed-coat is kept away from one side of concrete wall.

As a preferred embodiment of the present application, the connector further comprises a connecting member, wherein the connecting member comprises a connecting seat and a connecting rod connected with the connecting seat; the connecting rod passes through the fireproof leveling layer, the outer fireproof isolation belt plate, the insulation board body and the inner fireproof isolation belt layer in sequence and extends into the concrete wall.

As a preferred embodiment of the present application, one end of the connecting rod extending into the interior of the concrete wall is provided with a barb.

As a preferred embodiment of this application, the connecting seat diameter is not less than 50mm, just the connecting seat sets up between the plastering layer with the fire prevention screed.

As a preferred embodiment of the present application, the number of the connecting members is not less than 6 per square meter; the effective anchoring depth of the connecting rod entering the interior of the concrete wall body is not less than 50 mm.

As a preferred embodiment of this application, the heated board still includes the tie coat, the tie coat sets up outer fire prevention median plate with between the heated board main part and interior fire prevention median plate with between the heated board main part.

Since the technical scheme is used, the utility model discloses the beneficial effect who gains does:

1. as an preferred embodiment of this application, fire prevention structure in this application includes fire prevention screed-coat, outer fire prevention median plate and interior fire insulation band plate, uses through fire prevention screed-coat, outer fire prevention median plate and the cooperation of interior fire insulation band plate, has promoted the fire behavior of the inside and outside both sides of heated board greatly.

2. As an optimal implementation mode of this application, the heated board body in this application is made by the compound fire layer complex that the compound heat preservation that insulation material made and fire prevention material made to further promoted fire-proof capability.

3. As an preferred embodiment of this application, the connecting piece in this application be provided with and do benefit to the joint strength who promotes between heated board and the concrete wall, especially the connecting seat setting is between plastering layer and fire prevention screed-coat, just also makes the connecting seat can be pressed from both sides tightly fixedly by plastering layer and fire prevention screed-coat to further guarantee the joint strength between fire prevention screed-coat, outer fire prevention median board, heated board body and interior fire prevention median board and the concrete wall.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the application and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a fireproof structure of an insulation board.

Wherein the content of the first and second substances,

1, a concrete wall body;

21 composite fireproof layer and 22 composite heat insulation layer;

3, a finishing coat;

4, coating a surface layer;

5, fireproof leveling layer;

61 outer fire barrier band plate, 62 inner fire barrier band plate;

7 a tie layer;

81 connecting part, 82 connecting rod, 83 barb.

Detailed Description

In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.

In addition, in the description of the present invention, it should be understood that the terms "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

As shown in fig. 1, the utility model provides a fireproof structure of a heat insulation board, which comprises a concrete wall 1 and a heat insulation board, wherein the heat insulation board comprises a heat insulation board main body, the heat insulation board main body comprises a composite fireproof layer 21 and a composite heat insulation layer 22, and the composite fireproof layer 21 is arranged on one side far away from the concrete wall 1; the fireproof and fireproof insulation band plate also comprises a fireproof leveling layer 5, an outer fireproof insulation band plate 61 and an inner fireproof insulation band plate 62; the fireproof leveling layer 5 and the outer fireproof isolation strip plate 61 are sequentially arranged on one side, away from the concrete wall 1, of the composite fireproof layer 21, and the inner fireproof isolation strip plate 62 is arranged between the composite heat insulation layer 22 and the concrete wall 1.

This kind of setting up mode uses through the cooperation of fire prevention screed-coat 5, outer fire prevention median plate 61 and interior fire prevention isolation band plate, can promote the fire behavior of the inside and outside both sides of heated board in this application greatly, especially fire prevention screed-coat 5 and outer fire prevention median plate 61's dual fire-retardant effect has greatly promoted the fire behavior in the heated board outside. In addition, the heated board main part in this application is formed by compound flame retardant coating 21 and compound heat preservation 22 complex, and compound flame retardant coating 21 further promotes fire behavior with fire prevention screed-coat 5, outer fire prevention isolation band board 61 and interior fire isolation band board cooperation.

Further, referring to fig. 1, the insulation board further includes a facing layer 3, an adhesive layer 7 and a rendering coat layer 4, and the facing layer 3 and the rendering coat layer 4 are sequentially disposed on one side of the fireproof leveling layer 5 away from the concrete wall 1. The bonding layer is arranged on two sides of the heat preservation plate and is bonded with the outer fireproof isolation strip plate 61 and the inner fireproof isolation strip plate 62 respectively.

In one example, the bond coat 7 is preferably 5mm-10mm bond mortar; the composite heat-insulating layer 22 is preferably a CPR plate, and the composite fireproof layer 21 is preferably a composite interface microporous plate (GPIR); the preferred fire-proof leveling layer 5 is thermal insulation slurry with the thickness of 15mm-20 mm. As a preferred embodiment in the present example, plate seams are further arranged between the insulation board main bodies, and the plate seams preferably have a width of 10mm-15mm and are filled with insulation slurry; the surface layer 4 is preferably anti-crack mortar, and glass fiber nets are fully paved in the anti-crack mortar; the finish coat 3 is a coating finish.

It should be noted that, the specific materials of the composite fire-proof layer 21, the composite heat-insulating layer 22 and the other structural layers are not specifically limited, and the materials in the above examples may be adopted, or other different materials may be adopted according to actual construction requirements.

Further, as shown in fig. 1, the fire protection structure of the present application further includes a connecting member, which includes a connecting seat 81 and a connecting rod 82 connected to the connecting seat 81; the connecting rod 82 sequentially penetrates through the fireproof leveling layer 5, the outer fireproof isolation belt plate 61, the heat insulation plate body and the inner fireproof isolation belt layer and extends into the concrete wall 1.

As a preferred embodiment of the present application, with continued reference to fig. 1, one end of the connecting rod 82 extending into the concrete wall 1 is provided with a barb 83, and the barb 83 can further improve the connection strength between the connecting rod 82 and the concrete wall 1, so as to ensure the stability of the connection between the insulation board and the concrete wall 1.

With continued reference to fig. 1, the diameter of the connecting base 81 is not less than 50mm, and the connecting base 81 is disposed between the rendering coat 4 and the fire-proof leveling coat 5. Glass fiber net is provided with the structural strength who does benefit to further promotion fire prevention structure in rendering coat 4, simultaneously through being provided with of connecting piece do benefit to the joint strength who promotes between heated board and the concrete wall 1, especially connecting seat 81 sets up between rendering coat 4 and fire prevention screed-coat 5, just also make connecting seat 81 can be pressed from both sides tightly fixedly by rendering coat 4 and fire prevention screed-coat 5, thereby further guarantee fire prevention screed-coat 5, outer fire prevention median board 61, the joint strength between heated board body and interior fire prevention median board 62 and the concrete wall 1.

It should be noted that, the number and the arrangement mode of the connecting pieces are not specifically limited in the present application, and as a preferred embodiment of the present application, the number of the connecting pieces arranged is not less than 6 per square meter, and when the building height is greater than 60m, the number of the connecting pieces arranged is not less than 8 per square meter, and the effective anchoring depth of the connecting rod 82 entering the interior of the concrete wall 1 is determined according to the calculation of the wind load and the building height, and is not less than 50 mm; preferably, the plurality of connecting pieces are arranged in a plum blossom shape. By adopting the arrangement mode, the load born by each connecting piece is uniform, the condition that one or a plurality of connecting pieces fail due to overlarge load is avoided, the adverse effect on the stability of the whole connecting structure is avoided, and the stability of the connecting structure is further ensured. Of course, the number of the connecting pieces arranged per square meter can be more, and other arrangement modes of shapes can also be adopted.

It should be noted that the structure of the connecting member is not limited in the present application, and it may be the structure shown in fig. 1, or an anchor bolt structure composed of the expansion member and the expansion sleeve, preferably, the anchor bolt is made of stainless steel or metal with surface corrosion protection treatment, the plastic expansion sleeve with disc is made of virgin polyamide, polyethylene or polypropylene, and recycled materials are not used. The diameter of the anchor bolt plastic disc is not less than 60 mm. Of course, many other different types of connectors may be used.

The utility model can be realized by adopting or using the prior art for reference in places which are not mentioned in the utility model.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.

The above description is only an example of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (7)

1. The fireproof structure of the heat-insulation board comprises a concrete wall body and the heat-insulation board, wherein the heat-insulation board comprises a heat-insulation board main body;

the fireproof isolation band plate also comprises a fireproof leveling layer, an outer fireproof isolation band plate and an inner fireproof isolation band plate; the fire prevention screed-coat and outer fire prevention median plate sets gradually compound fire prevention layer is kept away from one side of concrete wall body, interior fire prevention median plate sets up compound heat preservation with between the concrete wall body.

2. The fireproof structure of the heat-insulating board according to claim 1, wherein the heat-insulating board further comprises a facing layer and a plastering layer, and the facing layer and the plastering layer are sequentially arranged on one side of the fireproof leveling layer, which is far away from the concrete wall.

3. The fire protection construction of an insulation board according to claim 2, further comprising a connecting member, the connecting member comprising a connecting seat and a connecting rod connected to the connecting seat; the connecting rod passes through the fireproof leveling layer, the outer fireproof isolation belt plate, the insulation board body and the inner fireproof isolation belt layer in sequence and extends into the concrete wall.

4. A fire protection construction for a heat insulation board according to claim 3, wherein an end of the connecting rod extending into the interior of the concrete wall is provided with a barb.

5. A fire protection construction for a heat insulation board according to claim 3, wherein the diameter of the connecting base is not less than 50mm, and the connecting base is disposed between the plastering layer and the fire protection leveling layer.

6. A fire protection construction for insulation boards according to claim 3, wherein the number of the connecting pieces is not less than 6 per square meter; the effective anchoring depth of the connecting rod entering the interior of the concrete wall body is not less than 50 mm.

7. A fire protection construction for a thermal insulation board according to claim 2, wherein the thermal insulation board further comprises an adhesive layer provided between the outer fire isolation strip board and the thermal insulation board main body and between the inner fire isolation strip board and the thermal insulation board main body.

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