CN214688342U

CN214688342U - Breathable waterproof film for wall surface

Info

Publication number: CN214688342U
Application number: CN202120775810.XU
Authority: CN
Inventors: 陈永久
Original assignee: Shandong Yixing Mingyuan New Materials Co ltd
Current assignee: Shandong Yixing Mingyuan New Materials Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-11-12
Anticipated expiration: 2031-04-16

Abstract

The utility model relates to the technical field of waterproof membranes, and discloses a breathable waterproof membrane for a wall surface, which comprises a waterproof membrane body, wherein the waterproof membrane body is of a double-layer structure, the bottom layer is a high-molecular polymer membrane, and the surface layer is a grid cloth; the high molecular polymer film is prepared from HDPE, and the grid cloth is polyethylene grid cloth; the high molecular polymer film and the mesh cloth are bonded together at high temperature; the surface of the high molecular polymer film is provided with a plurality of concave cavities, and the concave cavities are uniformly distributed at equal intervals, so that the high molecular polymer film forms a continuous ventilation channel. The breathable waterproof film for the wall surface is high in tear resistance, is of a non-planar structure, can dredge water vapor and steam residues of the wall body, avoids the phenomena of water accumulation and alkali resistance, and protects the wall body structure.

Description

Breathable waterproof film for wall surface

Technical Field

The utility model relates to a water proof membrane technical field, in particular to wall is with ventilative water proof membrane.

Background

In current house wall, can produce leaking, the infiltration phenomenon more, cause the wall in the room to permeate water, and the wall lacquer drops, breeds the mould, can make the heat preservation effect that influences the wall moreover, and then influences the structural function of whole building. Particularly, in southern China or places near the sea where the sea is wet and rainy, the phenomena of water accumulation and saltpetering are frequently generated on the wall surface. The building block is mainly characterized in that the building block is arranged inside a wall body, at the bottom of a basement, at a building joint, at a new concrete base surface and the like, water vapor and moisture accumulated at the bottom of the building block can be diffused without normal channels, and the building block slowly penetrates through a brick block, cement mortar and the like to penetrate into an outer surface layer, so that the phenomena of wall surface falling and efflorescence are caused.

The wall is waterproof to the polyethylene polypropylene fibre non-woven fabrics waterproofing membrane of present general usefulness, is the three-layer complex, and planar structure produces the residue of steam and steam easily, can not in time dredge steam, consequently produces the wall skin very easily and drops, produces the wall brick phenomenon of bulging more even.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a wall is with ventilative water proof membrane, tear strength is high, and non-planar structure can be left wall body steam and dredges, avoids producing ponding, anti-alkali phenomenon, protection wall structure.

In order to solve the technical problem, the utility model discloses a technical scheme does: a breathable waterproof membrane for a wall surface comprises a waterproof membrane body, wherein the waterproof membrane body is of a double-layer structure, a bottom layer is a high-molecular polymer membrane, and a surface layer is a grid cloth; the high polymer film is prepared from HDPE, and the grid cloth is polyethylene grid cloth; the high molecular polymer film and the mesh cloth are bonded together at high temperature; the surface of the high polymer film is provided with a plurality of concave cavities, and the concave cavities are uniformly distributed at equal intervals, so that the high polymer film forms a continuous air-permeable channel.

In a preferred embodiment, the thickness of the bottom layer is 2 to 3 mm.

As a preferred embodiment, the specification of the mesh cloth is 30-35 g/sqm.

As a preferred embodiment, the size of the grid is 5mm by 5 mm.

In a preferred embodiment, the recessed cavities have a hexagonal structure.

In a preferred embodiment, the hexagonal structure is a regular hexagon with sides of 5.5-6.5 mm.

In a preferred embodiment, the recessed cavity has a square structure.

In a preferred embodiment, the middle of the concave cavity is provided with a convex part.

In a preferred embodiment, the recessed cavity is a double fish-like structure.

By adopting the technical scheme, the grid cloth is arranged, so that the tensile strength and the breaking strength of the high polymer film can be enhanced, and a cement layer with high strength is formed after mortar is coated; through setting up sunken chamber, form ventilative passageway, steam, the steam that can evacuate the wall remain, avoid producing ponding, anti-alkali phenomenon, avoid mycotic production, protection wall structure.

This water proof membrane forms the reverse wedge structure when the wall uses, ventilative water proof membrane in the reverse wedge structure, can reduce spilling over of mortar after cement mortar or ceramic tile glue are poured into to the greatest extent, the structure similar to the cylindricality that forms after the mortar shaping can effectively reduce the hollow formation of substrate, helps the adhesion force of locking wall brick and wall simultaneously, avoids the emergence that drops.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a schematic view of a laminated structure of the breathable waterproof film for wall surface of the present invention;

FIG. 2 is a schematic structural diagram of the polymer membrane of the present invention;

FIG. 3 is a schematic structural diagram of another embodiment of the polymer film of the present invention;

in the figure, 1-wall surface, 2-high molecular polymer film, 3-grid cloth, 4-ceramic tile, 5-air-permeable channel, 6-concave cavity, 7-double fish-shaped structure concave cavity and 8-convex part.

Detailed Description

The following describes the present invention with reference to the accompanying drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The utility model is further explained by combining with the attached drawings, so that the technical personnel in the technical field can better implement the utility model, the breathable waterproof membrane for the wall surface comprises a waterproof membrane body, the waterproof membrane body is of a double-layer structure, the bottom layer is a high polymer membrane 2, and the surface layer is a grid cloth 3; the high molecular polymer film 2 is prepared by HDPE, and the grid cloth 3 is polyethylene grid cloth; the high molecular polymer film 2 and the mesh cloth 3 are bonded together at high temperature; the surface of the high molecular polymer film 2 is provided with a plurality of concave cavities 6, and the plurality of concave cavities 6 are uniformly distributed at equal intervals, so that the high molecular polymer film 2 forms a continuous ventilation channel 5.

The embodiment of the utility model provides a HDPE high-molecular polymer membrane adopts hot composite technology (single screw plastic type extruder) preparation, bonds together with the polyethylene net check cloth high temperature (150 degrees) that set up at the top surface. The thickness of the bottom layer is 2-3 mm.

The grid formed by the HDPE high molecular polymer film has good deformation resistance, light weight, high I-shaped structural strength, high rigidity and good stability.

The embodiment of the utility model provides a specification of net cloth 3 adopts 30-35g sqm, and the size of 3 net of net cloth is 5 mm. The mesh cloth 33 can enhance the tensile strength and the breaking strength of the high molecular polymer film.

The embodiment of the utility model provides a sunken chamber 6 is hexagon structure, and hexagon structure is regular hexagon, and its length of side is 5.5-6.5 mm.

The concave cavity 6 can also be of a square structure, either a rectangle or a square, and is convenient to process and use.

The embodiment of the utility model provides a sunken chamber 6 also can set up to heterotypic structure, and the centre sets up to bellying 8, and sunken chamber 6 is two fish column structures, and two fish column structures sunken chamber 7 promptly, and ventilation effect is good.

When in use, as shown in figure 1 (parts are not attached), the breathable waterproof membrane is directly applied to the wall surface 1, the breathable waterproof membrane is fixed on the wall surface 1 by anchor bolts at intervals of 30cm, then modified mortar or tile glue is coated on the breathable membrane, and the tile 4 or wall brick or putty is applied.

The ventilated membrane is in the inverted wedge-shaped structure, the overflow of mortar can be reduced to the greatest extent after cement mortar or tile glue is poured, the formation of a substrate cavity can be effectively reduced by a cylindrical structure formed after the mortar is molded, and the ventilated membrane contributes to locking the bonding force of wall bricks and the wall surface.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.

Claims

1. The utility model provides a wall is with ventilative waterproof membrane which characterized in that: the waterproof membrane comprises a waterproof membrane body, wherein the waterproof membrane body is of a double-layer structure, the bottom layer is a high-molecular polymer membrane, and the surface layer is a grid cloth; the high polymer film is prepared from HDPE, and the grid cloth is polyethylene grid cloth; the high molecular polymer film and the mesh cloth are bonded together at high temperature; the surface of the high polymer film is provided with a plurality of concave cavities, and the concave cavities are uniformly distributed at equal intervals, so that the high polymer film forms a continuous air-permeable channel.

2. The breathable waterproof film for wall surfaces according to claim 1, characterized in that: the thickness of the bottom layer is 2-3 mm.

3. The breathable waterproof film for wall surfaces according to claim 1, characterized in that: the specification of the mesh cloth is 30-35 g/sqm.

4. The breathable waterproof film for wall surfaces according to claim 3, characterized in that: the size of the grid cloth mesh is 5mm by 5 mm.

5. The breathable waterproof film for wall surfaces according to claim 1, characterized in that: the sunken cavity is of a square structure.

6. The breathable waterproof film for wall surfaces according to claim 1, characterized in that: the sunken cavity is of a hexagonal structure.

7. The breathable waterproof film for wall surfaces according to claim 6, characterized in that: the hexagonal structure is a regular hexagon, and the side length of the hexagonal structure is 5.5-6.5 mm.

8. The breathable waterproof film for wall surfaces according to claim 1, characterized in that: the middle of the concave cavity is provided with a convex part.

9. The breathable waterproof film for wall surfaces according to claim 8, characterized in that: the sunken cavity is double-fish-shaped structure.