Waterproof structure of external wall insulation board

Abstract

The utility model provides a waterproof structure of an external wall insulation board. The waterproof structure of the external wall insulation board comprises a waterproof layer, an insulation layer, a connecting piece, a fixing piece, a sealing sleeve and a decorative layer. According to the waterproof structure of the external wall insulation board, the waterproof layer is laid on the outer side of the wall surface, the insulation layer is installed on the outer side of the waterproof layer, the insulation layer is fixed to the wall surface through the connecting piece and the fixing piece, the fixing piece is of a bolt structure, and the sealing sleeve is installed on the outer side of the fixing piece. According to the application, when the thermal insulation boards are installed on site, the multiple thermal insulation boards are spliced together, the connecting piece is installed at the splicing position of the multiple thermal insulation boards, and in the process of tightening the fixing piece, the sealing sleeve is extruded between the connecting piece and the waterproof layer; therefore, the sealing sleeve deforms and is extruded between the inner wall of the mounting hole formed by the multiple heat preservation plates and the fixing piece, sealing of the mounting hole is achieved, the waterproof effect of the mounting hole is improved, and the waterproof effect of the connecting position of the multiple heat preservation plates is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to building construction technical field, concretely relates to a waterproof structure of external wall insulation board. BACKGROUND

[0002] The building wall plays a crucial role in the process of external wall construction, and the fireproofing, heat preservation and waterproofing of the wall. In order to ensure the heat preservation effect of the building external wall, a heat preservation plate is usually installed on the outside of the building external wall to improve the heat preservation effect of the external wall. However, the heat preservation plate needs to be connected to the outside of the wall by a fixed connecting piece during installation, and the fixed connecting piece is usually fixed to the inside of the wall by a bolt. The heat preservation plate is connected by the connecting piece to achieve the installation of the heat preservation plate. However, the installation of the bolt on the wall will cause rainwater to penetrate into the wall from the bolt gap, affecting the waterproof effect of the wall. SUMMARY

[0003] The utility model embodiment provides a waterproof structure of external wall insulation board, which aims to solve the problem of poor waterproof effect of the wall during installation of the external wall insulation board in the prior art.

[0004] To achieve the above purpose, the utility model adopts the technical scheme of providing a waterproof structure of external wall insulation board, comprising:

[0005] A waterproof layer is laid on the outside of the wall surface.

[0006] A heat preservation layer comprises a plurality of heat preservation plates, and the plurality of heat preservation plates are installed on the side of the waterproof layer away from the wall surface.

[0007] A connecting piece is installed between the plurality of heat preservation plates to connect the plurality of adjacent heat preservation plates together.

[0008] A fixing piece is arranged through the connecting piece and the waterproof layer to fix the connecting piece to the wall surface, and the plurality of adjacent heat preservation plates form an installation hole for installing the fixing piece.

[0009] A sealing sleeve is sleeved on the outside of the fixing piece, and the sealing sleeve is located inside the installation hole, and the two ends of the sealing sleeve abut against the connecting piece and the waterproof layer respectively.

[0010] A decorative layer is installed on the side of the heat preservation layer away from the waterproof layer.

[0011] In one possible implementation, a splicing joint is arranged between the two adjacent heat preservation plates, and a sealing strip is installed in the splicing joint to seal the two heat preservation plates.

[0012] In a possible implementation, the connecting piece is provided with a plurality of sealing bands for extruding onto the plurality of sealing strips, and a sealing ring is connected at the connection of the plurality of sealing bands, and the sealing ring is used for abutting against the thermal insulation board.

[0013] In a possible implementation, the end of the sealing strip is further provided with an abutting end for abutting against the outer side of the sealing sleeve when the fixing piece is installed on the thermal insulation board, and the sealing band abuts against the abutting end.

[0014] In a possible implementation, the connecting piece comprises a plurality of connecting arms arranged radially along the fixing piece, the thermal insulation board is provided with a clearance slot for avoiding the connecting arms, and the sealing band is installed on the connecting arm.

[0015] In a possible implementation, the plurality of connecting arms are arranged in pairs opposite to each other, and the opposite two connecting arms are respectively located at two opposite joint seams, a limiting plate is fixedly installed on the connecting arm, and the thermal insulation board is provided with a plug-in slot for installing the limiting plate.

[0016] In a possible implementation, the sealing sleeve comprises an abutting ring for abutting against the side of the waterproof layer and a sealing part for abutting against the inner wall of the installation hole, and the outer diameter of the middle part of the sealing part is greater than the outer diameter of the two ends.

[0017] In a possible implementation, the decorative layer comprises a plurality of decorative plates corresponding to the thermal insulation board one by one, the gap between the adjacent two decorative plates is filled with filling glue, and the connecting piece is provided with a glue accommodating groove for accommodating the filling glue.

[0018] Compared with the prior art, the scheme shown in the embodiments of the present application has the following advantages: a waterproof layer is laid on the outer side of the wall, a thermal insulation layer is installed on the outer side of the waterproof layer, the thermal insulation layer is fixed on the wall through the connecting piece and the fixing piece, the fixing piece adopts a bolt structure, a sealing sleeve is installed on the outer side of the fixing piece, the sealing sleeve is a workpiece made of rubber or polyurethane material, in the process of installing the thermal insulation board on site, a plurality of thermal insulation boards are spliced together, and the connecting piece is installed at the splicing position of the plurality of thermal insulation boards, in the process of tightening the fixing piece, the sealing sleeve is extruded between the connecting piece and the waterproof layer, so that the sealing sleeve is deformed and extruded between the inner wall of the installation hole formed by the plurality of thermal insulation boards and the fixing piece, thereby achieving sealing at the installation hole and improving the waterproof effect at the installation hole, thereby improving the waterproof effect at the connecting position of the plurality of thermal insulation boards. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 An explosion structure diagram of the external wall thermal insulation board waterproof structure provided by the embodiments of the present application Figure One ;

[0020] Figure 2 The explosion structure diagram of the waterproof structure of the external wall insulation board is provided Figure Two ;

[0021] Mark explanation:

[0022] 1, waterproof layer; 2, insulation layer; 3, connecting piece; 31, sealing band; 311, sealing ring; 32, connecting arm; 321, limiting plate; 4, fixing piece; 5, sealing sleeve; 51, abutting ring; 52, sealing part; 6, decorative layer; 7, sealing strip; 71, abutting end. Specific implementation

[0023] In order to make the technical problems, technical schemes and beneficial effects to be solved by the utility model more clear and obvious, the utility model will be further described in detail below in combination with the drawings and examples. It should be understood that the specific examples described herein are only used to explain the utility model, and are not used to limit the utility model.

[0024] Please see Figure 1 and Figure 2 , the waterproof structure of the external wall insulation board provided by the utility model will be described. The waterproof structure of the external wall insulation board comprises a waterproof layer 1, an insulation layer 2, a connecting piece 3, a fixing piece 4, a sealing sleeve 5 and a decorative layer 6. The waterproof layer 1 is laid on the outer side of the wall surface; the insulation layer 2 comprises a plurality of insulation boards, and the plurality of insulation boards are installed on the side, away from the waterproof layer 1, of the wall surface by being spliced with each other; the connecting piece 3 is installed between the plurality of insulation boards and is used to connect the plurality of adjacent insulation boards together; the fixing piece 4 is arranged through the connecting piece 3 and the waterproof layer 1 and is used to fix the connecting piece 3 to the wall surface, and the plurality of adjacent insulation boards form an installation hole for installing the fixing piece 4; the sealing sleeve 5 is sleeved on the outer side of the fixing piece 4, the sealing sleeve 5 is located inside the installation hole, and the two ends of the sealing sleeve 5 abut against the connecting piece 3 and the waterproof layer 1 respectively; and the decorative layer 6 is installed on the side, away from the waterproof layer 1, of the insulation layer 2.

[0025] The waterproof structure of the external wall insulation board provided by the embodiment has the advantages that compared with the prior art, the waterproof layer 1 is laid on the outer side of the wall, the insulation layer 2 is installed on the outer side of the waterproof layer 1, the insulation layer 2 is fixed on the wall through the connecting piece 3 and the fixing piece 4, the fixing piece 4 adopts a bolt structure, the sealing sleeve 5 is installed on the outer side of the fixing piece 4, the sealing sleeve 5 is a workpiece processed from rubber or polyurethane material, during the installation of the insulation board on the site, a plurality of insulation boards are spliced together, and the connecting piece 3 is installed at the splicing position of the plurality of insulation boards, during the tightening of the fixing piece 4, the sealing sleeve 5 is pressed between the connecting piece 3 and the waterproof layer 1, so that the sealing sleeve 5 is deformed and pressed between the inner wall of the installation hole formed by the plurality of insulation boards and the fixing piece 4, thereby achieving the sealing of the installation hole and improving the waterproof effect of the installation hole, and thus the waterproof effect of the connection position of the plurality of insulation boards is improved.

[0026] Specifically, in the embodiment, the connecting piece 3 is embedded in the plurality of adjacent insulation boards and presses the insulation boards onto the waterproof layer 1, and when the decorative layer 6 is installed on the outer side of the insulation board, the connecting piece 3 can be covered inside to improve the aesthetic effect of the wall.

[0027] Preferably, in the embodiment, when the connecting piece 3 is installed on the insulation board, the outer side surface of the connecting piece 3 is flush with the outer side surface of the insulation board.

[0028] In some embodiments, the above-mentioned insulation board can adopt the structure as shown in Figure 1 , Figure 2 . For reference, see Figure 1 , Figure 2 . A splicing joint is arranged between the two adjacent insulation boards, and a sealing strip 7 for sealing between the two insulation boards is arranged in the splicing joint. When the two adjacent insulation boards are installed, the splicing joint for installing the sealing strip 7 is left, and the sealing strip 7 is placed in the splicing joint, thereby improving the sealing connection between the two adjacent insulation boards. The sealing strip 7 adopts a rod structure processed from foam material, and a sealing glue layer is further applied to the side of the sealing strip 7 away from the waterproof layer 1. The waterproof effect of the joint between the two insulation boards is effectively improved.

[0029] In some embodiments, the above-mentioned connecting piece 3 can adopt the structure as shown in Figure 1 , Figure 2 . For reference, see Figure 1 , Figure 2The connecting piece 3 is provided with a plurality of sealing bands 31 for extruding on the plurality of sealing strips 7, and the connecting portions of the plurality of sealing bands 31 are connected with a sealing ring 311 for abutting on the insulation board. The sealing bands 31 corresponding to the plurality of sealing strips 7 are installed on the connecting piece 3, and when the connecting piece 3 is installed on the insulation board, the sealing bands 31 are located inside the jointing seam, and the sealing bands 31 abut on the sealing strips 7, and the sealing ring 311 is installed in the middle of the connecting piece 3, one end of the sealing band 31 is connected on the sealing ring 311, and the sealing band 31 is arranged in the radial direction of the sealing ring 311. When the connecting piece 3 is installed on the insulation board, the sealing ring 311 simultaneously abuts between the plurality of adjacent insulation boards, thereby further enhancing the waterproof effect of the connecting portion of the plurality of insulation boards.

[0030] In some embodiments, the sealing strip 7 can adopt the structure as shown in Figure 1 , Figure 2 . Referring to Figure 1 , Figure 2 , the end of the sealing strip 7 is further provided with an abutting end 71 for abutting on the outer side of the sealing sleeve 5 when the fixing piece 4 is installed on the insulation board, and the sealing band 31 abuts on the abutting end 71. The width of the abutting portion is smaller than the width of the sealing strip 7, for avoiding the installation of the connecting piece 3 inside the insulation board. In construction, the sealing strip 7 is first installed inside the jointing seam, and the end of the sealing strip 7 abuts on the outer side of the sealing sleeve 5, and then the connecting piece 3 is fixed on the insulation board by the fixing piece 4. When the connecting piece 3 is fixed, the sealing sleeve 5 is extruded and expanded outward, thereby enhancing the sealing effect of the sealing sleeve 5 and the end of the sealing strip 7.

[0031] In some embodiments, the connecting piece 3 can adopt the structure as shown in Figure 1 , Figure 2 . Referring to Figure 1 , Figure 2 , the connecting piece 3 comprises a plurality of connecting arms 32 arranged in the radial direction of the fixing piece 4, the insulation board is provided with a clearance slot for avoiding the connecting arm 32, and the sealing band 31 is installed on the connecting arm 32. In this embodiment, the connecting piece 3 is installed at the corner of four adjacent insulation boards, four connecting arms 32 are arranged on the outer side of the connecting piece 3, and two adjacent connecting arms 32 are arranged perpendicular to each other. The clearance slot for installing the connecting arm 32 is arranged on the insulation board, and when the connecting piece 3 is installed on the insulation board, the four connecting arms 32 are located inside the clearance slot, and the corner of two insulation boards can be pressed on the waterproof layer 1 by a single connecting arm 32. The sealing band 31 is installed in the middle of the connecting arm 32, and when the connecting piece 3 is installed, the sealing band 31 is located inside the jointing seam between the two insulation boards. The structure is simple, and the connection and installation between the connecting piece 3 and the insulation board are facilitated.

[0032] In some embodiments, the connecting piece 3 can adopt the structure as shown in Figure 1 ,Figure 2 The structure shown. See also... Figure 1 , Figure 2 Multiple connecting arms 32 are arranged in pairs facing each other, with each pair of opposing connecting arms 32 located at two opposite seams. Limiting plates 321 are fixedly installed on the connecting arms 32, and slots for installing the limiting plates 321 are provided on the insulation board. The length directions of two mutually spaced connecting arms 32 are in the same direction. Limiting plates 321 are provided at the ends of the connecting arms 32, and slots for installing the limiting plates 321 are provided on the insulation board. When the connector 3 is installed on the insulation board, the limiting plates 321 on the same connecting arm 32 are inserted into the slots inside two adjacent insulation boards. The setting of the limiting plates 321 on the connecting arms 32 limits the relative positions of four adjacent insulation boards, thus positioning the insulation boards. Simultaneously, the connection between the limiting plates 321 and the slots on the insulation board ensures the stability of the relative positions of adjacent insulation boards when the connector 3 is installed on the insulation board and the sealing sleeve 5 is deformed by compression.

[0033] Preferably, in this embodiment, a clearance groove is provided on the limiting plate 321 to avoid interference between the limiting plate 321 and the sealing strip 7.

[0034] In some embodiments, the sealing sleeve 5 may be adopted as follows: Figure 1 , Figure 2 The structure shown. See also... Figure 1 , Figure 2 The sealing sleeve 5 includes an abutting ring 51 for abutting against the side of the waterproof layer 1 and a sealing portion 52 for abutting against the inner wall of the mounting hole. The outer diameter of the middle part of the sealing portion 52 is larger than the outer diameter of both ends. The sealing sleeve 5 includes a sealing portion 52 for abutting against the waterproof layer 1 and a sealing portion 52 located inside the mounting hole. The outer surface of the sealing portion 52 has an arc-shaped structure, and the outer diameter of the middle part of the sealing portion 52 is larger than the outer diameter of both ends. Therefore, when the sealing sleeve 5 is squeezed and deformed, the outer surface of the middle part of the sealing sleeve 5 can effectively abut against the inner wall of the mounting hole, improving the sealing and waterproofing effect.

[0035] In some embodiments, the connector 3 described above may be as follows: Figure 1 , Figure 2 The structure shown. See also... Figure 1 , Figure 2 Figure 1 Figure 2 Figure 1 Figure 2The decorative layer 6 comprises a plurality of decorative plates corresponding to the thermal insulation plates, and the gap between two adjacent decorative plates is filled with the filling glue, and the connecting piece 3 is provided with a glue accommodating groove for accommodating the filling glue. The decorative plates are installed on the outer side of the thermal insulation plates, the gap between two adjacent decorative plates is filled with the filling glue, the decorative effect between the two decorative plates can be improved through the filling glue, the connecting arm 32 of the connecting piece 3 is provided with a glue accommodating groove corresponding to the gap of the adjacent decorative plate, so that the filling glue can be filled into the glue accommodating groove, the edge and corner connecting portions of the plurality of decorative plates can be beautified, and the overall wall surface is ensured to have the aesthetic effect. After the filling glue is filled, the connecting piece 3 is located in the decorative plate, and is prevented from being exposed on the outer side to affect the aesthetic effect of the wall.

[0036] The above merely describes the preferred embodiments of the present application, and is not intended to limit the present application, and any modification, equivalent replacement and improvement within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An external wall insulation board waterproof structure, characterized in that, The utility model relates to a wall thermal insulation system, which comprises: a waterproof layer (1) laid on the outer side of a wall surface; a thermal insulation layer (2) comprising a plurality of thermal insulation boards which are installed on the side of the waterproof layer (1) away from the wall surface and are connected together by connecting pieces (3); fixing pieces (4) which are arranged through the connecting pieces (3) and the waterproof layer (1) and are used to fix the connecting pieces (3) to the wall surface, and a plurality of adjacent thermal insulation boards form mounting holes for the fixing pieces (4); sealing sleeves (5) which are sleeved on the outer side of the fixing pieces (4) and are located inside the mounting holes and have two ends abutting against the connecting pieces (3) and the waterproof layer (1), respectively; a decorative layer (6) installed on the side of the thermal insulation layer (2) away from the waterproof layer (1). A joint is arranged between two adjacent thermal insulation boards, and a sealing strip (7) for sealing the two thermal insulation boards is arranged in the joint.

2. The waterproof structure of the external wall thermal insulation board according to claim 1, characterized in that, The connecting pieces (3) are provided with a plurality of sealing bands (31) for extruding the sealing strips (7), and a sealing ring (311) is connected to the connecting parts of the sealing bands (31) and is used to abut against the thermal insulation boards.

3. The waterproof structure of the external wall thermal insulation board according to claim 2, wherein The end of the sealing strip (7) is further provided with an abutting end (71) for abutting against the outer side of the sealing sleeve (5) when the fixing pieces (4) are installed on the thermal insulation boards, and the sealing band (31) abuts against the abutting end (71).

4. The waterproof structure of the external wall thermal insulation board according to claim 3, wherein The connecting pieces (3) comprise a plurality of connecting arms (32) arranged radially along the fixing pieces (4), the thermal insulation boards are provided with a clearance slot for avoiding the connecting arms (32), and the sealing bands (31) are arranged on the connecting arms (32).

5. The waterproof structure of the external wall thermal insulation board according to claim 3, wherein, The connecting arms (32) are arranged oppositely in pairs, and the opposite connecting arms (32) are located at two opposite joints, respectively, and a limiting plate (321) is fixedly installed on the connecting arm (32), and the thermal insulation boards are provided with an insertion slot for installing the limiting plate (321).

6. The waterproof structure of the external wall thermal insulation board according to claim 5, wherein, The sealing sleeve (5) comprises an abutting ring (51) for abutting against the side of the waterproof layer (1) and a sealing part (52) for abutting against the inner wall of the mounting hole, and the outer diameter of the middle part of the sealing part (52) is larger than that of the two ends.

7. The waterproof structure of the external wall thermal insulation board according to claim 1, wherein The decorative layer (6) comprises a plurality of decorative boards corresponding to the thermal insulation boards one by one, the gap between two adjacent decorative boards is filled with filling glue, and the connecting pieces (3) are provided with a glue containing groove for containing the filling glue.

8. The waterproof structure of the external wall thermal insulation board according to claim 1, wherein, ​

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