CN217598031U

CN217598031U - Interior enhancement mode EVA waterproof board

Info

Publication number: CN217598031U
Application number: CN202220221145.4U
Authority: CN
Inventors: 李伟; 蔡健; 张灿; 沈梦婷; 周星
Original assignee: Hubei Newkalun Rail Transit New Materials Co ltd
Current assignee: Hubei Newkalun Rail Transit New Materials Co ltd
Priority date: 2022-01-27
Filing date: 2022-01-27
Publication date: 2022-10-18
Anticipated expiration: 2032-01-27

Abstract

The utility model discloses an interior enhancement mode EVA waterproof board, set up first water blocking layer and second water blocking layer including the symmetry, first water blocking layer is the first anti-tension layer of the equal fixedly connected with in one side and the second anti-tension layer of second water blocking layer relative, the first anti-tension layer of one side fixedly connected with of first water blocking layer is kept away from to first resistance to tension layer, the anti-tension layer of one side fixedly connected with second of second water blocking layer is kept away from to the second anti-tension layer, the first fire-retardant layer of one side fixedly connected with of first anti-tension layer is kept away from to first anti-tension layer, the fire-retardant layer of one side fixedly connected with second of second anti-tension layer is kept away from to the second anti-tension layer, fixedly connected with base plate layer between first fire-retardant layer and the fire-retardant layer of second. The utility model discloses a multilayer structure's setting makes the tensile and the compressive capacity of waterproof board obtain improving to the result of use of waterproof board has been promoted.

Description

Interior enhancement mode EVA waterproof board

Technical Field

The utility model relates to a waterproof material technical field especially relates to an interior enhancement mode EVA waterproof board.

Background

The EVA waterproof board is a waterproof barrier material modified by polyethylene and ethylene-vinyl acetate copolymer, and is mainly applied to the waterproof field of highway or railway tunnels, subways, culverts and building roofs. In the application of the product in the field of railway tunnels, the product performance index of the product meets the technical requirement of the China's republic of China railway industry standard TB/T3360.1-2014, and the VA content in the standard is required to be not less than 5 percent.

But the inside constitution of current waterproof board is comparatively simple, and the tensile and the compressive capacity of waterproof board are relatively poor to influence the result of use of waterproof board.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the waterproof board is simple in internal construction, the tensile strength and the compressive capacity of the waterproof board are poor, and providing an internal enhancement type EVA waterproof board.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an interior enhancement mode EVA waterproof board, sets up first water blocking layer and second water blocking layer including the symmetry, first water blocking layer and the first tensile layer of the equal fixedly connected with in one side that second water blocking layer is relative are resisted to first resistance to compression layer, the first tensile layer of one side fixedly connected with of first water blocking layer is kept away from to first resistance to compression layer, the tensile layer is resisted to second one side fixedly connected with second of second water blocking layer, the first fire-retardant layer of one side fixedly connected with of first resistance to compression layer is kept away from to first tensile layer, the fire-retardant layer of one side fixedly connected with second of second resistance to compression layer is kept away from to second tensile layer, fixedly connected with base plate layer between the fire-retardant layer of first fire-retardant layer and second.

Preferably, the first waterproof layer and the second waterproof layer are both asphalt waterproof coiled materials or synthetic polymer waterproof coiled material layers.

Preferably, the first pressure-resistant layer and the second pressure-resistant layer are both glass fiber gridding cloth layers.

Preferably, the first tensile layer and the second tensile layer are both metal mesh layers.

Preferably, the first flame-retardant layer and the second flame-retardant layer are both high-flame-retardant polyurethane plate layers.

Preferably, the substrate layer is an EVA layer.

Has the advantages that:

1. the arrangement of the first anti-stretching layer and the second anti-stretching layer enhances the anti-stretching capability of the waterproof board, and the arrangement of the metal mesh layer enhances the anti-stretching effect of the anti-stretching layer;

2. the flame retardant ability of the waterproof board is enhanced by the arrangement of the first flame retardant layer and the second flame retardant layer, and the waterproof ability of the waterproof board is enhanced by the arrangement of the first waterproof layer and the second waterproof layer. The utility model discloses a multilayer structure's setting makes the tensile and the compressive capacity of waterproof board obtain improving to the result of use of waterproof board has been promoted.

Drawings

Fig. 1 is the utility model provides an interior enhancement mode EVA waterproof board's schematic structure diagram.

In the figure: 1 first water-proof layer, 2 second water-proof layer, 3 first anti-compression layer, 4 second anti-compression layer, 5 first anti-stretching layer, 6 second anti-stretching layer, 7 first flame retardant layer, 8 second flame retardant layer, 9 base plate layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1, an internal reinforced EVA waterproof board includes a first waterproof layer 1 and a second waterproof layer 2, which are symmetrically disposed, a first anti-pressure layer 3 and a second anti-pressure layer 4 are fixedly connected to both sides of the first waterproof layer 1 opposite to the second waterproof layer 2, for enhancing the anti-pressure capability of the waterproof board, and a first anti-tensile layer 5 is fixedly connected to a side of the first anti-pressure layer 3 away from the first waterproof layer 1, for enhancing the anti-tensile capability of the waterproof board;

the utility model discloses in, the tensile layer 6 is resisted to one side fixedly connected with second that second water blocking layer 2 was kept away from to second anti-pressure layer 4 for strengthen the tensile ability of waterproof board, the first fire-retardant layer 7 of one side fixedly connected with of first anti-pressure layer 3 is kept away from to first anti-pressure layer 5, the fire-retardant layer 8 of one side fixedly connected with second that second anti-pressure layer 4 was kept away from to second anti-pressure layer 6, a fire-retardant ability for strengthen the waterproof board, fixedly connected with base plate layer 9 between first fire-retardant layer 7 and the fire-retardant layer 8 of second, an impact resistance for strengthen the waterproof board.

The utility model discloses in, first waterproof layer 1 and second waterproof layer 2 are pitch waterproofing membrane or synthetic polymer waterproofing membrane layer, the waterproof ability of reinforcing waterproof board, first anti-compression layer 3 and second are the fine net cloth layer of glass, the compressive capacity of reinforcing anti-compression layer, first anti-compression layer 5 and second are anti-compression layer 6 and are metal mesh layer, the elasticity of reinforcing anti-compression layer, first fire-retardant layer 7 and the fire-retardant layer 8 of second are high fire-retardant polyurethane sheet layer, the fire-retardant ability on reinforcing fire-retardant layer, base plate layer 9 is the EVA layer, the shock resistance on reinforcing base plate layer 9.

The utility model discloses in, the compressive capacity of waterproof board has been strengthened in the setting of first anti-pressure layer 3 and second anti-pressure layer 4, the setting of the fine net cloth of glass simultaneously, the compressive capacity of anti-pressure layer has been strengthened, the setting of first anti-stretching layer 5 and second anti-stretching layer 6 has strengthened the tensile capacity of waterproof board, the setting of metal mesh layer has simultaneously strengthened the tensile capacity on anti-stretching layer, the setting of first fire-retardant layer 7 and second fire-retardant layer 8 has strengthened the flame retardant coating of waterproof board, the setting of base plate layer 9 has simultaneously strengthened the shock resistance of waterproof board.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an interior enhancement mode EVA waterproof board, sets up first waterproof layer (1) and second waterproof layer (2) including the symmetry, its characterized in that, first waterproof layer (1) and the equal fixedly connected with first anti-pressure layer (3) in one side that second waterproof layer (2) are relative and second anti-pressure layer (4), first anti-pressure layer (3) are kept away from first waterproof layer (1) one side fixedly connected with first stretch-proofing layer (5), second anti-pressure layer (4) are kept away from second waterproof layer (2) one side fixedly connected with second anti-pressure layer (6), first anti-pressure layer (3) one side fixedly connected with first fire-retardant layer (7) are kept away from in first stretch-proofing layer (5), second anti-pressure layer (6) keep away from one side fixedly connected with second fire-retardant layer (8) in second anti-pressure layer (4), fixedly connected with base plate layer (9) between first fire-retardant layer (7) and second fire-retardant layer (8).

2. The EVA flashing of claim 1, wherein the first and second water-blocking layers (1, 2) are synthetic polymer waterproof roll layers.

3. An internally reinforced EVA flashing as claimed in claim 1, wherein both the first (3) and second (4) crush-resistant layers are fiberglass scrim layers.

4. An internally reinforced EVA flashing as claimed in claim 1, characterised in that both the first (5) and second (6) tensile layers are of expanded metal.

5. An internally reinforced EVA flashing as claimed in claim 1, wherein both the first (7) and second (8) fire retardant layers are high fire retardant polyurethane plies.

6. An internally reinforced EVA flashing as claimed in claim 1, characterised in that the substrate layer (9) is an EVA layer.