CN208618582U - A kind of lapped configuration of self-adhering-type polymer membranes - Google Patents
A kind of lapped configuration of self-adhering-type polymer membranes Download PDFInfo
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- CN208618582U CN208618582U CN201821216106.5U CN201821216106U CN208618582U CN 208618582 U CN208618582 U CN 208618582U CN 201821216106 U CN201821216106 U CN 201821216106U CN 208618582 U CN208618582 U CN 208618582U
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Abstract
The utility model discloses a kind of lapped configuration of self-adhering-type polymer membranes, it is characterized in that, including waterproof sheet, the upper surface of described one long side of waterproof sheet is equipped with overlap, the overlap includes self-adhesion overlap and welded lap area, the outside of the overlap is self-adhesion overlap, and the inside of the overlap is welded lap area.The lapped configuration of the self-adhering-type polymer membranes of the utility model, overlap joint is closely knit reliable, practical simple, meets site operation requirement.
Description
Technical field
The utility model belongs to architectural waterproof material field, and in particular to a kind of overlap joint of self-adhering-type polymer membranes
Construction.
Background technique
Self-adhering-type polymer membranes is as a kind of novel building water-proofing material, in industry and civil buildings, municipal administration, friendship
It is used widely in the logical waterproofing work for waiting fields.There are three types of its construction methods used at present: (1) wet-laid process, in basal plane
A kind of construction method of paving adhesive waterproof coil after scraping cement slurry is applied, cement slurry is as binding material；(2) dry-laid method, in basal plane
A kind of method of paving self-adhesive coiled material, base treatment agent play the role of cementing medium after brushing base treatment agent；(3) it overlays anti-
It is close in the structure base slab concrete and self-adhesive coiled material on basal plane, making after-pouring will to overlay the reversed paving of type self-adhesive coiled material for bonding
A kind of construction method of bonding.Which kind of construction method no matter is taken, is required to carry out long edge lap, i.e., between long width and long width
Splicing.
Currently, many because being known as of waterproof layer waterproof effect are influenced, and self-adhering-type polymer membranes long side lap-joint
Reason is to guarantee entire waterproof layer waterproof, the key point of anti-seepage effect, and long side overlaps processing failure or there are uncompacted leakages
Channel will be left behind huge hidden leakage defect and even directly result in waterproof failure.The long side overlap edge of self-adhesion polymer membranes or
Welded lap is overlapped or carried out using self-adhesive, is come from site operation applicable cases, long edge lap presently, there are following hidden danger and
It is insufficient:
1) it is overlapped only with gluing, overlap joint glue is easy to pollute, and viscosity is caused to reduce or lose viscosity, seriously affects overlap joint effect
Fruit leaves leakage passage；
2) it in underground waterproof engineering, is overlapped only with gluing, long side will be made because self-adhesion sizing material soaking-resistant performance is poor
Overlap joint opens completely, leads to waterproof failure；
3) it is overlapped using gluing, in coiled material exposed period (do not construct protective layer or pour underplate concrete before), the temperature difference
Overlap edge Yi Qiaokai under stress, seriously affects waterproof effect and impression quality when causing to deform larger；
4) according to welded lap, in underground waterproof engineering or rainy season it is soaked or moist there are coiled material lapping side and can not
The problem of welding or welding effect poor sealing effect, especially in underground waterproof engineering, cushion cap infiltration causes overlap edge constantly to have
Water penetrates into and is unable to reach normal welding condition.
Utility model content
For it is above-mentioned in practical applications, it is high that the purpose of the utility model is to provide a kind of self-adhering-types
The lapped configuration of molecule waterproof roll, overlap joint is closely knit reliable, practical simple, meets site operation requirement.
The technical solution adopted in the utility model is:
A kind of lapped configuration of self-adhering-type polymer membranes, including waterproof sheet, one long side of the waterproof sheet
The upper surface of be equipped with overlap, the overlap be the waterproof sheet long side on reserve come a region, the overlap joint
Area includes self-adhesion overlap and welded lap area, and the outside of the overlap is self-adhesion overlap, and the inside of the overlap is
Welded lap area.By self-adhesion overlap and welded lap district's groups at dual lapped configuration, coiled material long side passes through twice different form
Overlap joint processing, compensate for the deficiency using single overlap joint processing mode, reduce hidden leakage defect to greatest extent, guarantee waterproof effect
Fruit；Self-adhesion overlap is located at the outside of overlap, and welded lap area is located at the inboard of overlap, when overlap joint, first carry out outside from
The overlap joint of viscous overlap, then the overlap joint in inboard welded lap area is carried out, its object is to outside self-adhesion overlaps can prevent outside
Water penetrates into and influences welding procedure, while can guarantee the preliminary overlap joint positioning of coiled material, and inboard welded lap area is in welding matter
Measure it is more reliable in the case where, ensure that the closely knit reliable of seam, destroy penetrating passage to greatest extent, reduce risk of leakage.
Further, the waterproof sheet is macromolecule membrane or macromolecular sheet material, and non-above the waterproof sheet is taken
Connecing region coating has self-adhesive layer, and the self-adhesive layer is made of the self-adhesion sizing material of non-bituminous base class or pitch base class, the self-adhesive layer
On be covered with isolation film.It should be noted that self-adhesive layer and welded lap area should have specific boundary, it is desirable that self-adhesive layer is smooth suitable
Directly, self-adhesion sizing material should coat uniformly, must not overflow and be coated onto welded lap area, in order to avoid shadow is caused to the welding quality of welding overlap
It rings, self-adhesive layer isolation film can prevent from polluting.
Further, the width of the overlap is not less than 7cm, and the width in the welded lap area is not less than 3cm.With full
(in GB50108-2008 " Technical code for water proof in underground engineering ": Macromolecular self-adhesive membrane waterproof roll overlap joint is wide for the existing national standard of foot
Degree >=7cm, in GB50345-2012 " Technical code for roof engineering ": polymer membranes welding procedure list seam weld effective width
>=2.5cm) requirement.
Further, the self-adhesion overlap is coated with self-adhesion compound layer, the self-adhesion compound layer by non-bituminous base class or
Pitch base class forms, and is covered with self-adhesion overlap isolation film above the self-adhesion overlap, prevents do not construct anterior synechiae and pollution,
Self-adhesion overlap isolation film is torn off when site operation, coiled material overlaps just rear directly pressing.
Further, welded lap area isolation film is covered with above the welded lap area.Welded lap area do not cover glue but
Independent isolation film should be covered on polymer membranes, one layer of isolation film cannot be shared with self-adhesion overlap, to prevent from rolling up
Material, which pollutes welding section during preservation, transport, live rehandling and self-adhesion lapping construction etc., finally influences welding quality.Weldering
Connecing overlap isolation film should tear off before welding, and welding should be by common high polymer waterproof material hot wind or thermal wedge welding procedure system
Implement.
Further, if this kind of self-adhering-type polymer membranes is wet-laying type, another long side of the waterproof sheet
Below be equipped with outside of belly welding section, be covered with outside of belly welding section isolation film on the outside of belly welding section, the outside of belly welding section
Width is of same size with the welded lap area；Further, it is coated on the waterproof sheet of the outside of belly welding section inboard
Self-adhesive layer, the self-adhesive layer are made of the self-adhesion sizing material of non-bituminous base class or pitch base class, are covered with self-adhesion on the self-adhesive layer
Layer isolation film.For wet-laying type self-adhesion polymer membranes, it is desirable that reserve 3cm or more width and be not coated by the outside of belly welding section
Self-adhesion sizing material, in favor of the welding procedure in overlap joint welding area；It is covered with self-adhesive layer isolation film on the self-adhesive layer, prevents from not constructing
Anterior synechiae and pollution；The outside of belly welding section is covered with outside of belly welding section isolation film, to prevent being infected with before welded lap construction.
Compared with prior art, the utility model has the beneficial effects that the self-adhering-type polymer membranes of the utility model,
Using by self-adhesion overlap and welded lap district's groups at dual lapped configuration, overcome common during current construction application
Long edge lap problem ensure that under each operating condition long side overlapped reliability, eliminates hidden leakage defect, improve impression quality, tie
The plurality of advantages of polymer membranes, such as high-intensitive, high-durability are closed, no matter being on active service from waterproof effect or from waterproof layer
All there is biggish positive effect from the point of view of on the time limit.
Detailed description of the invention
Fig. 1 is a kind of lapped configuration plane signal of pre-installed and inverted adhered type self-adhesion polymer membranes of the utility model
Figure；
Fig. 2 is a kind of lapped configuration cross section signal of pre-installed and inverted adhered type self-adhesion polymer membranes of the utility model
Figure；
Fig. 3 is a kind of overlap joint schematic diagram of pre-installed and inverted adhered type self-adhesion polymer membranes of the utility model；
Fig. 4 is a kind of lapped configuration floor map of wet-laying type self-adhesion polymer membranes of the utility model；
Fig. 5 is a kind of lapped configuration schematic cross-sectional view of wet-laying type self-adhesion polymer membranes of the utility model；
Fig. 6 is a kind of overlap joint schematic diagram of wet-laying type self-adhesion polymer membranes of the utility model.
Description of symbols: 1, waterproof sheet；2, welded lap area；3, self-adhesion overlap；4, self-adhesive layer；5, the outside of belly welds
Area；601, parting sand；602, self-adhesive layer isolation film；7, welded lap area isolation film；8, self-adhesion overlap isolation film；9, the outside of belly welds
Connect area's isolation film.
Specific embodiment
Below in conjunction with drawings and examples, the utility model is described in further detail and illustrates.
Embodiment 1
It is a kind of embodiment of pre-installed and inverted adhered construction method of the utility model shown in Fig. 1-2.
One self-adhering-type polymer membranes A, wherein the waterproof sheet 1 being made of macromolecule membrane or macromolecular sheet material
Sky is laid on bed course or concrete leveling basal plane, and self-adhesive layer 4 is attached on waterproof sheet 1 and is formed certain peel strength,
It is whole in favor of being formed between self-adhesive layer 4 and waterproof sheet 1, parting sand 601 is covered on self-adhesive layer 4；At waterproof sheet 1 one
The overlap that width is 7cm is equipped with above long side, it is in the outer part the self-adhesion overlap of width 4cm that overlap joint, which divides into two regions,
3, there is self-adhesion overlap isolation film 8 thereon, is in the inner part the welded lap area 2 of width 3cm, there is welded lap area isolation film thereon
7。
Another self-adhering-type polymer membranes B is identical as waterproof roll A structure.
It is first that coiled material B and coiled material A is neat to positive paving when coiled material is constructed, then the self-adhesion overlap isolation film 8 on coiled material A is torn
It goes, makes on the self-adhesion overlap 3 for snapping into coiled material A on one side of the waterproof sheet 1 of coiled material B and roll-in is closely knit, self-adhesion overlap joint is secured
And tear welded lap area isolation film 7 off again after the completion, welded lap is carried out, specific welding procedure presses macromolecule welding process requirement
It carries out.After welded lap is completed and integrally checked, ready-mixed concrete is poured on the coiled material (without protective layer), coagulation is made
Soil directly bonds and is formed certain peel strength with self-adhesive layer 4, finally constitutes " pre-installed and inverted adhered type " completely viscous construction.
Embodiment 2
It is a kind of wet-laying construction method embodiment of the utility model shown in Fig. 3-4.
One self-adhering-type polymer membranes C, wherein the waterproof sheet 1 being made of macromolecule membrane or macromolecular sheet material
Lower surface is covered with self-adhesive layer 4, is covered with self-adhesive layer isolation film 602 on self-adhesive layer 4, basal plane apply the lean concrete grout for scraping wet-laying or
After cement mortar, the self-adhesive layer isolation film 602 on coiled material C is torn off, then by the downward paving of coiled material, make to apply the lean concrete grout scraped or
Cement mortar and self-adhesive layer 4 bond and form certain adhesion strength；It is equipped with width above one long side of waterproof sheet 1
The overlap of 7cm, the welded lap area 2 which includes the self-adhesion overlap 3 that width is 4cm and width is 3cm, divides thereon
It is not covered with self-adhesion overlap isolation film 8 and welded lap area isolation film 7；It is reserved with below another long side of waterproof sheet 1
Width is the outside of belly welding section 5 of 3cm, is covered with outside of belly welding section isolation film 9 on outside of belly welding section 5.
Another self-adhering-type polymer membranes D is identical as waterproof roll C-structure.
When construction, first the self-adhesive layer isolation film 602 on coiled material D is torn off, coiled material D's then is made to positive wet-laying with coiled material C
Outside of belly welding section 5 is just covered on above the welded lap area 2 of coiled material C, then self-adhesion overlap isolation film 8 is torn off, makes coiled material D
The self-adhesion overlap 3 of self-adhesive layer 4 and coiled material C overlap and roll-in is closely knit, self-adhesion overlap joint securely and after the completion of tears weldering off again
Overlap isolation film 7 and outside of belly welding section isolation film 9 are connect, welded lap is finally carried out, specific welding procedure is welded by macromolecule
Technique requires to carry out, and overlap joint process is completed after the completion of welded lap.
The technical solution of the utility model is not limited to the above embodiments, in the knowledge that those of ordinary skill in the art have
In range, can also various changes can be made without departing from the purpose of the present invention, from disclosed by the utility model interior
Hold all deformations for directly exporting or associating, is considered as the protection scope of the utility model.
Claims (9)
1. a kind of lapped configuration of self-adhering-type polymer membranes, which is characterized in that including waterproof sheet, the waterproof sheet
The upper surface of one long side is equipped with overlap, and the overlap includes self-adhesion overlap and welded lap area, the overlap it is outer
Side is self-adhesion overlap, and the inside of the overlap is welded lap area.
2. a kind of lapped configuration of self-adhering-type polymer membranes according to claim 1, which is characterized in that described anti-
Water sheet material is macromolecule membrane or macromolecular sheet material.
3. a kind of lapped configuration of self-adhering-type polymer membranes according to claim 1 or 2, which is characterized in that institute
Stating the non-overlapping region coating above waterproof sheet has self-adhesive layer.
4. a kind of lapped configuration of self-adhering-type polymer membranes according to claim 3, which is characterized in that it is described from
Adhesion coating is made of the self-adhesion sizing material of non-bituminous base class or pitch base class, is covered with parting sand on the self-adhesive layer.
5. a kind of lapped configuration of self-adhering-type polymer membranes according to claim 1, which is characterized in that described to take
The width in area is connect not less than 7cm, the width in the welded lap area is not less than 3cm.
6. a kind of lapped configuration of self-adhering-type polymer membranes according to claim 1, which is characterized in that it is described from
Viscous overlap is coated with self-adhesion compound layer, and the self-adhesion compound layer is made of non-bituminous base class or pitch base class, and the self-adhesion is taken
It connects and is covered with self-adhesion overlap isolation film above area.
7. a kind of lapped configuration of self-adhering-type polymer membranes according to claim 1, which is characterized in that the weldering
It connects and is covered with welded lap area isolation film above overlap.
8. according to a kind of described in any item lapped configurations of self-adhering-type polymer membranes of claim 5-7, feature exists
In being equipped with outside of belly welding section below another long side of the waterproof sheet, outside of belly welding be covered on the outside of belly welding section
Area's isolation film, the width of the outside of belly welding section are of same size with the welded lap area.
9. a kind of lapped configuration of self-adhering-type polymer membranes according to claim 8, which is characterized in that the abdomen
Self-adhesive layer is coated on the waterproof sheet of face welding section inboard, the self-adhesive layer is by non-bituminous base class or the self-adhesive of pitch base class
Material forms, and is covered with self-adhesive layer isolation film on the self-adhesive layer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821216106.5U CN208618582U (en) | 2018-07-30 | 2018-07-30 | A kind of lapped configuration of self-adhering-type polymer membranes |
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| CN201821216106.5U CN208618582U (en) | 2018-07-30 | 2018-07-30 | A kind of lapped configuration of self-adhering-type polymer membranes |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110862777A (en) * | 2019-12-04 | 2020-03-06 | 胜利油田大明新型建筑防水材料有限责任公司 | Thermoplastic polyolefin self-adhesive waterproof coiled material and preparation method thereof |
| CN112063322A (en) * | 2020-08-17 | 2020-12-11 | 深圳市卓宝科技股份有限公司 | Method for lapping different coiled materials |
| CN112267582A (en) * | 2020-09-25 | 2021-01-26 | 中国建筑第五工程局有限公司 | Lapping structure and process of high-molecular self-adhesive film waterproof coiled material and asphalt waterproof coiled material |
-
2018
- 2018-07-30 CN CN201821216106.5U patent/CN208618582U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110862777A (en) * | 2019-12-04 | 2020-03-06 | 胜利油田大明新型建筑防水材料有限责任公司 | Thermoplastic polyolefin self-adhesive waterproof coiled material and preparation method thereof |
| CN110862777B (en) * | 2019-12-04 | 2023-09-12 | 胜利油田大明新型建筑防水材料有限责任公司 | Thermoplastic polyolefin self-adhesive waterproof coiled material and preparation method thereof |
| CN112063322A (en) * | 2020-08-17 | 2020-12-11 | 深圳市卓宝科技股份有限公司 | Method for lapping different coiled materials |
| CN112267582A (en) * | 2020-09-25 | 2021-01-26 | 中国建筑第五工程局有限公司 | Lapping structure and process of high-molecular self-adhesive film waterproof coiled material and asphalt waterproof coiled material |
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