CN213413203U

CN213413203U - Enhanced waterproof breathable film

Info

Publication number: CN213413203U
Application number: CN202021890324.4U
Authority: CN
Inventors: 乔金栋; 乔天宇
Original assignee: Tianjin Jiesiman Building Materials Co ltd
Current assignee: Tianjin Jiesiman Building Materials Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-06-11
Anticipated expiration: 2030-09-02

Abstract

The utility model relates to a breathing membrane technical field just discloses a waterproof ventilated membrane of enhancement mode, including the centre layer, the top of centre layer bonds and has ventilative layer, bonds at the top on ventilative layer and has fire-retardant layer, the bottom of centre layer bonds and has the crushing layer, the bottom on crushing layer bonds and has the second waterproof layer. This waterproof ventilated membrane, through setting up arch and recess, and then make the change that first waterproof layer can be convenient, through setting up the liquid repellent layer of first waterproof layer and second waterproof layer for having the water repellency to through setting up ventilative layer, and then make the device possess good waterproof gas permeability, can prevent piling up of moisture from this, prevented the production that mildenes and rot.

Description

Enhanced waterproof breathable film

Technical Field

The utility model relates to a breathe membrane technical field, specifically be a waterproof ventilated membrane of enhancement mode.

Background

At present, in order to realize the purpose of energy conservation, a mineral wool heat-insulating layer is arranged in a tile roof, a metal plate roof and a curtain wall system of a building, however, once the tile roof, the metal plate and the curtain wall leak or dew, water drops can directly go deep into the mineral wool, the heat-insulating function of the heat-insulating layer is disabled, even the water drops directly enter the room to form water leakage, the existing waterproof film does not have air permeability, and after the waterproof film is used, indoor moisture and moisture in the mineral wool cannot be discharged out of the building, and mildew can be generated.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a waterproof ventilated membrane of enhancement mode has solved the problem that does not possess the gas permeability.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the reinforced waterproof breathable film comprises a central layer, wherein a breathable layer is bonded to the top of the central layer, a flame-retardant layer is bonded to the top of the breathable layer, a pressure-resistant layer is bonded to the bottom of the central layer, a second waterproof layer is bonded to the bottom of the pressure-resistant layer, and a waterproof layer is bonded to the top of the flame-retardant layer.

Preferably, the waterproof layer includes the layer that absorbs water, is provided with the recess at the top on the layer that absorbs water, the inside joint of recess has the arch, the bellied top runs through the recess and fixedly bonds with the bottom of first waterproof layer.

Preferably, the width of the protrusion is matched with the width of the inner wall of the groove, an anti-corrosion coating is coated on the top of the first waterproof layer, and the water absorbing layer is made of polyvinyl alcohol.

Preferably, the first waterproof layer and the second waterproof layer are both liquid repellent layers having water repellency.

Preferably, the flame-retardant layer is flame-retardant spunbonded nonwoven fabric.

Preferably, the breathable layer is a polyester woven net layer, and the pressure-resistant layer is made of a glass fiber net.

Preferably, the central layer is a polypropylene film or a low density polyethylene film.

(III) advantageous effects

Compared with the prior art, the utility model provides a waterproof ventilated membrane of enhancement mode possesses following beneficial effect:

1. this waterproof ventilated membrane, through setting up arch and recess, and then make the change that first waterproof layer can be convenient, through setting up the liquid repellent layer of first waterproof layer and second waterproof layer for having the water repellency to through setting up ventilative layer, and then make the device possess good waterproof gas permeability, can prevent piling up of moisture from this, prevented the production that mildenes and rot.

2. This waterproof ventilated membrane has through scribbling the anticorrosion coating at the top of first waterproof layer, and then the anticorrosion coating can protect first waterproof layer not corroded, has prolonged the life of first waterproof layer, through setting up glass fiber net compressive layer to can protect the device can not crushd by pressure, increased the application range of device.

Drawings

FIG. 1 is a schematic view of an embodiment of the present invention

FIG. 2 is a schematic view of the structure of the air permeable layer of the present invention;

FIG. 3 is a schematic structural view of a second embodiment of the present invention;

fig. 4 is a schematic view of the structure of the water-blocking layer of the present invention.

In the figure: 1. a water resistant layer; 2. a protrusion; 3. a groove; 4. a water-absorbing layer; 5. a flame retardant layer; 6. a breathable layer; 7. a pressure resistant layer; 8. a center layer; 9. an anti-corrosion coating; 10. a second waterproof layer; 11. a first waterproof layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a waterproof ventilated membrane of enhancement mode, including central layer 8, central layer 8 is the polypropylene film, the top bonding of central layer 8 has ventilative layer 6, ventilative layer 6 is the polyester woven net layer, resistance to compression layer 7 is made for the glass fiber net, through setting up ventilative layer, and then make the device possess good waterproof gas permeability, can prevent piling up of moisture from this, the production that mildenes and rot has been prevented, it has fire-retardant layer 5 to bond at ventilative layer 6's top, fire-retardant layer 5 is fire-retardant type spunbonded nonwoven, central layer 8's bottom bonds and has resistance to compression layer 7, through setting up glass fiber net resistance to compression layer, thereby can protect the device can not crushed, the application range of the device has been increased, resistance to compression layer 7's bottom bonds and has second waterproof layer 10, resistance to compression layer 5's top bonding has water blocking layer 1.

When the waterproof device is used, the second waterproof layer 10 can block water from entering, the flame-retardant layer 5 can block a fire source, and the breathable layer 6 can outwards disperse water vapor to ensure that the waterproof device has good waterproof and breathable properties, so that accumulation of moisture can be prevented, mildew is prevented, and the compression-resistant layer 7 can prevent the waterproof device from being crushed.

Example 2

Referring to fig. 3-4, the present invention provides a technical solution: an enhanced waterproof breathable film comprises a central layer 8, wherein the central layer 8 is a polypropylene film or a low-density polyethylene film, a breathable layer 6 is bonded on the top of the central layer 8, the breathable layer 6 is a polyester woven net layer, a pressure-resistant layer 7 is made of a glass fiber net, and the device has good waterproof and breathable properties by arranging the breathable layer, so that accumulation of moisture can be prevented, and mildew is prevented, a flame-retardant layer 5 is bonded on the top of the breathable layer 6, the flame-retardant layer 5 is flame-retardant spun-bonded non-woven fabric, a water-resistant layer 1 comprises a water-absorbing layer 4, a groove 3 is arranged on the top of the water-absorbing layer 4, a protrusion 2 is clamped inside the groove 3, the top of the protrusion 2 penetrates through the groove 3 and is fixedly bonded with the bottom of a first waterproof layer 11, the width of the protrusion 2 is matched with the width of the inner wall of the groove 3, an anti-corrosion coating 9 is coated on the top of the first waterproof layer 11, the anti-corrosion coating can protect the first waterproof layer 11 from being corroded, the service life of the first waterproof layer 11 is prolonged, the device can be protected from being crushed by arranging the glass fiber net pressure-resistant layer, the application range of the device is enlarged, the water absorbing layer 4 is made of polyvinyl alcohol, the first waterproof layer 11 and the second waterproof layer 10 are both water repellent layers with water repellency, the bottom of the central layer 8 is adhered with the pressure-resistant layer 7, the device can be protected from being crushed by arranging the glass fiber net pressure-resistant layer, the application range of the device is enlarged, the bottom of the pressure-resistant layer 7 is adhered with the second waterproof layer 10, the top of the flame-retardant layer 5 is adhered with the water-resistant layer 1, the water-resistant layer 1 can prevent water from invading integrally, the first waterproof layer 11 can be conveniently replaced by arranging the bulges 2 and the grooves 3, and the first waterproof layer 11 and the second waterproof layer 10 are arranged to be water repellent with water repellency, and through setting up ventilative layer 6, and then make the device possess good waterproof gas permeability, consequently can prevent the accumulation of moisture, prevented the emergence of mildening and rot.

When using, the entering of water can be blocked to first waterproof layer 11 and second waterproof layer 10, through setting up arch 2 and recess 3, and then make the change that first waterproof layer 11 can be convenient, and layer 4 that absorbs water can absorb steam and moisture, and fire-retardant layer 5 can block the fire source, and ventilative layer 6 can outwards scatter steam, and resistance to compression layer 7 can prevent that the device from being crushed, and first waterproof layer 11 can be protected by anticorrosion coating 9 and not corroded.

In conclusion, this waterproof ventilated membrane of enhancement mode through setting up arch 2 and recess 3, and then makes the change that first waterproof layer 11 can be convenient, through setting up the liquid repellent layer of first waterproof layer 11 and second waterproof layer 10 for having the water repellency to through setting up ventilative layer 6, and then make the device possess good waterproof gas permeability, can prevent from this piling up of moisture, prevented the production that mildenes and rot.

This waterproof ventilated membrane of enhancement mode is through scribbling anticorrosion coating 9 at the top of first waterproof layer 11, and then anticorrosion coating 9 can protect first waterproof layer 11 not corroded, has prolonged first waterproof layer 11's life, through setting up glass fiber net compressive layer 7 to can protect the device can not crushed, increased the application range of device.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An enhanced waterproof breathable film, comprising a central layer (8), characterized in that: the waterproof and fireproof heat-insulation composite plate is characterized in that a breathable layer (6) is bonded to the top of the central layer (8), a flame-retardant layer (5) is bonded to the top of the breathable layer (6), a pressure-resistant layer (7) is bonded to the bottom of the central layer (8), a second waterproof layer (10) is bonded to the bottom of the pressure-resistant layer (7), and a waterproof layer (1) is bonded to the top of the flame-retardant layer (5).

2. The enhanced waterproof breathable film of claim 1, wherein: the waterproof layer (1) comprises a water absorbing layer (4), a groove (3) is formed in the top of the water absorbing layer (4), a protrusion (2) is clamped in the groove (3), and the top of the protrusion (2) penetrates through the groove (3) and is fixedly bonded with the bottom of the first waterproof layer (11).

3. The enhanced waterproof breathable film of claim 2, wherein: the width of the protrusion (2) is matched with the width of the inner wall of the groove (3), the top of the first waterproof layer (11) is coated with an anti-corrosion coating (9), and the water absorbing layer (4) is made of polyvinyl alcohol.

4. The enhanced waterproof breathable film of claim 2, wherein: the first waterproof layer (11) and the second waterproof layer (10) are both liquid repellent layers with water repellency.

5. The enhanced waterproof breathable film of claim 1, wherein: the flame-retardant layer (5) is a flame-retardant spun-bonded non-woven fabric.

6. The enhanced waterproof breathable film of claim 1, wherein: the breathable layer (6) is a polyester woven net layer, and the pressure-resistant layer (7) is made of a glass fiber net.

7. The enhanced waterproof breathable film of claim 1, wherein: the central layer (8) is a polypropylene film or a low density polyethylene film.