CN210263440U - Cross laminated film waterproof roll - Google Patents
Cross laminated film waterproof roll Download PDFInfo
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- CN210263440U CN210263440U CN201920101905.6U CN201920101905U CN210263440U CN 210263440 U CN210263440 U CN 210263440U CN 201920101905 U CN201920101905 U CN 201920101905U CN 210263440 U CN210263440 U CN 210263440U
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Abstract
A cross laminated film waterproof coiled material comprises a PE film, a self-adhesive asphalt glue layer and a cross laminated film which are stacked from bottom to top, wherein a first lapping sheet and a second lapping sheet are respectively arranged on two opposite side edges of the self-adhesive asphalt glue layer, the cross laminated film waterproof coiled material further comprises an upper surface side film, a glass fiber cloth and a lower surface side film, the glass fiber cloth is embedded in the first lapping sheet, the glass fiber cloth is mainly formed by compounding glass fibers and short-thread needle-punched non-woven fabrics, and has the characteristics of strong tensile resistance and high rigidity, the glass fiber cloth can enhance the tensile resistance of the first lapping sheet, increase the integral rigidity of the first lapping sheet and the puncture resistance of the first lapping sheet, and ensure that the bottom surface of one second lapping sheet is lapped with the top surface of the other first lapping sheet when two adjacent cross laminated film waterproof coiled materials are lapped by self adhesion, so that the lapping parts are not easy to tear and tear, the waterproof performance of the lap joint part is improved.
Description
Technical Field
The utility model relates to a coiled material production technical field especially relates to a cross laminated film waterproofing membrane.
Background
At present, the waterproof coiled material is mainly used for building walls, roofs, tunnels, highways, refuse landfills and the like, can be curled into a roll-shaped flexible building material product which can resist external rainwater and underground water leakage, is used as a leakage-free connection between an engineering foundation and a building, is a waterproof first barrier of the whole engineering, and plays a vital role in the whole engineering. The waterproof roll is mainly made of asphalt waterproof roll and polymer waterproof roll.
Furthermore, the strong cross-membrane self-adhesive waterproof coiled material on the market has been more and more recognized by people, and is made by using SBS, SIS, tackifier and other modifiers to modify high-quality road petroleum asphalt as a base material and covering the base material with a cross-laminated high-density polyethylene (HDPE) strong film to compound the base material into a high-performance and cold-construction polymer waterproof coiled material.
However, the existing cross laminated film waterproof roll is constructed by overlapping the self-adhesive rubberized asphalt between the rolls themselves. The construction of the cross laminated film waterproof coiled material on the existing market is a wet paving method construction process, namely, the cross laminated film waterproof coiled material is directly contacted with a cement slurry layer, but when in construction, because the rubber asphalt at the overlapping part of the coiled material is soft, the rubber asphalt is easy to tear and tear when the self-adhesive rubber asphalt is overlapped, and then the overlapping between two adjacent cross laminated film waterproof coiled materials can not be well realized, and the phenomenon of water seepage at the overlapping part of the two cross laminated film waterproof coiled materials is easily caused.
SUMMERY OF THE UTILITY MODEL
Accordingly, there is a need for a cross-laminated film waterproofing roll which is less likely to be torn or torn at the overlapped portion during self-adhesive overlapping and which can improve the waterproofing performance of the overlapped portion.
A cross-laminated film waterproofing roll comprising: the self-adhesive asphalt glue layer comprises a self-adhesive asphalt glue main body layer, a first lap joint sheet, a second lap joint sheet, an upper surface side film, glass fiber cloth and a lower surface side film,
the upper surface edge film is arranged on the top surface of the first lap joint sheet, and the glass fiber cloth is embedded in the first lap joint sheet;
the lower surface side film is arranged on the bottom surface of the second lap joint sheet;
in two adjacent of said cross-laminated film waterproofing rolls: tearing said lower surface border film on said second flap bottom surface of one of said cross laminated film waterproofing rolls and tearing said upper surface border film on said first flap top surface of the other of said self-adhesive asphaltic layer for self-adhesive overlapping the bottom surface of said second flap of one of said cross laminated film waterproofing rolls with the top surface of said first flap of the other of said cross laminated film waterproofing rolls.
In one embodiment, a first silicone oil layer is further disposed between the upper surface side film and the first bonding pad.
In one embodiment, the upper surface side film and the lower surface side film are both transparent PET films.
In one embodiment, a second silicone oil layer is disposed between the lower surface side film and the second bonding pad.
In one embodiment, the self-adhesive asphalt mastic body layer, the first strap and the second strap are of an integrally formed structure.
In one embodiment, the fiberglass cloth is fiberglass mesh cloth.
In one embodiment, a third silicone oil layer is disposed between the PE film and the self-adhesive asphalt mastic layer.
In one embodiment, the first strap has a width equal to a width of the second strap.
In one embodiment, the thickness of the self-adhesive asphalt glue layer is 5-8 mm, and the thickness of the glass fiber cloth is 2-3 mm.
Above-mentioned cross laminated film waterproofing membrane is through setting up superimposed PE membrane, self-adhesion pitch glue film and cross laminated film from bottom to top, be provided with first overlap joint piece and second overlap joint piece on the edge of the relative both sides of self-adhesion pitch glue film respectively, cross laminated film waterproofing membrane still includes upper surface limit membrane, fine cloth of glass and lower surface limit membrane, the upper surface limit membrane set up in on the top surface of first overlap joint piece, the upper surface limit membrane is used for protection and isolation the top surface of first overlap joint piece, fine cloth of glass inlays in first overlap joint piece, fine cloth of glass is the fine geotechnological cloth again, mainly is formed by glass fiber and the compound of short-thread acupuncture non-woven fabrics, has the characteristic that the stretching resistance is strong and rigidity is high, so, fine cloth of glass can strengthen the ability of the stretching resistance of first overlap joint piece, and increase the bulk rigidity of first overlap joint piece with can add the puncture resistance ability of first overlap joint piece, make adjacent two crossed laminated film waterproofing membrane is when carrying out the self-adhesion overlap joint, one of them the bottom surface of second overlap joint piece and another the top surface self-adhesion overlap joint of first overlap joint piece for the difficult phenomenon that takes place to tear and tear in overlap joint position, and then improve the waterproof performance in overlap joint position.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of an internal structure of a cross laminated film waterproof roll according to an embodiment of the present invention.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
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. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
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 herein in the description of the invention 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.
Referring to fig. 1, which is a schematic structural diagram of a cross laminated film waterproof roll 10 according to an embodiment of the present invention, the cross laminated film waterproof roll 10 includes: the PE membrane 100, self-adhesion pitch glue film 200 and the alternately lamination film 300 that the stack set up from bottom to top, wherein, alternately lamination film is alternately laminated for high density polyethylene film, polypropylene film or polyester film and forms, promptly, alternately lamination film's texture is harder, and stretch-proof and puncture-resistant ability are stronger.
In actual production, the PE membrane is as one deck protection barrier film, right the self-adhesion asphalt glue film plays the effect of protection and isolation, prevents at the rolling during cross laminated film waterproofing membrane, the self-adhesion asphalt glue film bonds cross laminated film's on the surface, and can prevent it has the dust to bond on the self-adhesion asphalt glue film, thereby lowers the viscidity of self-adhesion asphalt glue film, simultaneously, the actual construction of also being convenient for lay waterproofing membrane, only need tear the PE membrane just can with cross laminated film waterproofing membrane main part bonds on the cement paste layer. The cross lamination film with the self-adhesion asphalt glue film bonds, and then the cross lamination film can strengthen the overall structure intensity of self-adhesion asphalt glue film increases the structural rigidity, stretch-proof and resistant ability of impaling of cross lamination film waterproofing membrane major structure.
Further, the PE film with be provided with the third silicone oil layer between the self-adhesion asphalt glue film for do at construction operation, the PE film is followed more easily tear from in the self-adhesion asphalt glue film, the operating personnel's of being convenient for construction operation more.
Referring to fig. 1, the self-adhesive asphalt glue layer 200 includes a self-adhesive asphalt glue main body layer 210, a first overlapping flap 220 and a second overlapping flap 230, and in two adjacent cross laminated film waterproof rolls, a bottom surface of the second overlapping flap of one of the cross laminated film waterproof rolls is self-adhered to a top surface of the first overlapping flap of the other cross laminated film waterproof roll, for example, the self-adhesive asphalt glue main body layer, the first overlapping flap and the second overlapping flap are of an integrally molded structure.
It should be further noted that, referring to fig. 1, the cross laminated film waterproof roll 10 further includes an upper surface side film 400, a glass fabric 500 and a lower surface side film 600, the upper surface side film 400 is disposed on the top surface of the first overlapping flap 220, the upper surface side film is used for protecting and isolating the top surface of the first overlapping flap, and the glass fabric 500 is embedded in the first overlapping flap 220, that is, the glass fabric is disposed in the first overlapping flap, and the glass fabric is also called a glass fiber geotextile, and is mainly formed by compounding glass fibers and a short needle-punched non-woven fabric, and has the characteristics of strong self-adhesive tensile resistance and high rigidity, so that the glass fabric can enhance the tensile resistance of the first overlapping flap, increase the overall rigidity of the first overlapping flap and can add the puncture resistance of the first overlapping flap, so that when two adjacent cross laminated film waterproof rolls are overlapped, the bottom surface of one of the second overlapping sheets is in self-adhesive lap joint with the top surface of the other first overlapping sheet, so that the lap joint part is not easy to tear and tear, and the waterproof performance of the lap joint part is improved.
Furthermore, the glass fiber cloth is a glass fiber mesh cloth, and the glass fiber cloth is embedded in the first lap joint sheet, namely, the glass fiber mesh cloth can adsorb the asphalt coating of the first lap joint sheet, so that the rigidity of the first lap joint sheet is higher, and the tearing resistance of the first lap joint sheet is improved.
Referring to fig. 1, the lower surface side film 600 is disposed on the bottom surface of the second overlapping flap 230, and the lower surface side film is used for protecting and isolating the bottom surface of the second overlapping flap.
Further, for example, a first silicone oil layer is further disposed between the upper surface side film and the first overlapping sheet; if again, the upper surface limit membrane is first transparent PET membrane, so, through setting up first silicon oil layer, tearing when leaving first transparent PET membrane, first transparent PET membrane can more easily with first overlap joint piece separation, the construction operation of being convenient for more.
Further, for example, a second silicone oil layer is provided between the lower surface side film and the second overlapping sheet; if so, through setting up the second silicon oil layer, tearing from when the transparent PET membrane of second, the transparent PET membrane of second can more easily with the separation of second overlap joint piece, the construction operation of being convenient for more.
Referring to fig. 1, in two adjacent said cross-laminated film waterproofing rolls: tearing said lower surface edge film 600 on said second flap bottom surface of one of said cross laminated film waterproofing rolls and tearing said upper surface edge film 400 on said first flap top surface of the other of said cross laminated film waterproofing rolls for self adhesive overlapping the bottom surface of said second flap of one of said cross laminated film waterproofing rolls with the top surface of said first flap of the other of said cross laminated film waterproofing rolls.
It should be noted that, in actual construction for laying a waterproof roll, when the PE film is torn, the lower surface side film and the upper surface side film are not torn, and after the cross laminated film waterproof roll main body, from which the PE film is torn, is adhered to a cement paste layer, in two adjacent self-adhesive asphalt glue layers, the lower surface side film on the bottom surface of the second overlapping flap of one of the self-adhesive asphalt glue layers is torn, the upper surface side film on the top surface of the first overlapping flap of the other self-adhesive asphalt glue layer is torn, and the bottom surface of one of the second overlapping flap is overlapped with the top surface of the other self-adhesive first overlapping flap.
Further, the width of first overlap joint piece with the width of second overlap joint piece equals, can ensure like this that two adjacent cross laminated film waterproofing membrane's overlap joint position is laminated more closely, has better water-proof effects.
Further, the thickness of self-adhesion asphalt glue film is 5 millimeters ~ 8 millimeters, the thickness of glass fine cloth is 2 millimeters ~ 3 millimeters, through injecing the thickness of self-adhesion asphalt glue film, ensures the thickness of cross laminated film waterproofing membrane major structure, increases cross laminated film waterproofing membrane's bulk rigidity, further can ensure the thickness of glass fine cloth in the first overlap joint piece, further increases the tensile resistance of first overlap joint piece.
Above-mentioned cross laminated film waterproofing membrane is through setting up superimposed PE membrane, self-adhesion pitch glue film and cross laminated film from bottom to top, be provided with first overlap joint piece and second overlap joint piece on the edge of the relative both sides of self-adhesion pitch glue film respectively, cross laminated film waterproofing membrane still includes upper surface limit membrane, fine cloth of glass and lower surface limit membrane, the upper surface limit membrane set up in on the top surface of first overlap joint piece, the upper surface limit membrane is used for protection and isolation the top surface of first overlap joint piece, fine cloth of glass inlays in first overlap joint piece, fine cloth of glass is the fine geotechnological cloth again, mainly is formed by glass fiber and the compound of short-thread acupuncture non-woven fabrics, has the characteristic that the stretching resistance is strong and rigidity is high, so, fine cloth of glass can strengthen the ability of the stretching resistance of first overlap joint piece, and increase the bulk rigidity of first overlap joint piece with can add the puncture resistance ability of first overlap joint piece, make adjacent two crossed laminated film waterproofing membrane is when carrying out the self-adhesion overlap joint, one of them the bottom surface of second overlap joint piece and another the top surface self-adhesion overlap joint of first overlap joint piece for the difficult phenomenon that takes place to tear and tear in overlap joint position, and then improve the waterproof performance in overlap joint position.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above embodiments are only intended to illustrate some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (9)
1. A cross-laminated film waterproofing roll comprising: the self-adhesive asphalt glue layer comprises a self-adhesive asphalt glue main body layer, a first lap joint sheet and a second lap joint sheet, and is characterized by further comprising an upper surface side film, glass fiber cloth and a lower surface side film,
the upper surface edge film is arranged on the top surface of the first lap joint sheet, and the glass fiber cloth is embedded in the first lap joint sheet;
the lower surface side film is arranged on the bottom surface of the second lap joint sheet;
in two adjacent of said cross-laminated film waterproofing rolls: tearing said lower surface border film on said second flap bottom surface of one of said cross laminated film waterproofing rolls and tearing said upper surface border film on said first flap top surface of the other of said self-adhesive asphaltic layer for self-adhesive overlapping the bottom surface of said second flap of one of said cross laminated film waterproofing rolls with the top surface of said first flap of the other of said cross laminated film waterproofing rolls.
2. The roll of cross-laminated film waterproofing according to claim 1, wherein a first silicone oil layer is further provided between the upper surface side film and the first overlapping flap.
3. The waterproof roll of cross laminated film according to claim 2, wherein the upper surface side film and the lower surface side film are both transparent PET films.
4. The roll of cross-laminated film waterproofing according to claim 1, wherein a second silicone oil layer is provided between the lower surface side film and the second overlapping flap.
5. The roll of cross-laminated film waterproofing according to claim 1, wherein the self-adhesive asphalt mastic body layer, the first overlapping flap and the second overlapping flap are of an integrally molded structure.
6. The cross-laminated film waterproofing roll according to claim 1, wherein the fiberglass cloth is a fiberglass mesh cloth.
7. A roll of cross-laminated film waterproofing according to claim 1, wherein a third silicone oil layer is provided between the PE film and the self-adhesive asphalt mastic layer.
8. The roll of cross-laminated film waterproofing of claim 1, wherein the width of the first overlapping flap is equal to the width of the second overlapping flap.
9. The cross-laminated film waterproofing roll according to claim 1, wherein the thickness of the self-adhesive asphalt layer is 5 mm to 8 mm, and the thickness of the glass cloth is 2 mm to 3 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920101905.6U CN210263440U (en) | 2019-01-21 | 2019-01-21 | Cross laminated film waterproof roll |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920101905.6U CN210263440U (en) | 2019-01-21 | 2019-01-21 | Cross laminated film waterproof roll |
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| CN210263440U true CN210263440U (en) | 2020-04-07 |
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| CN201920101905.6U Active CN210263440U (en) | 2019-01-21 | 2019-01-21 | Cross laminated film waterproof roll |
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| CN (1) | CN210263440U (en) |
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