CN114411983A - Multi-waterproof-coiled-material sealing splicing structure and splicing method - Google Patents
Multi-waterproof-coiled-material sealing splicing structure and splicing method Download PDFInfo
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- CN114411983A CN114411983A CN202210005222.7A CN202210005222A CN114411983A CN 114411983 A CN114411983 A CN 114411983A CN 202210005222 A CN202210005222 A CN 202210005222A CN 114411983 A CN114411983 A CN 114411983A
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- coiled material
- edge
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- splicing
- coating
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- 239000000463 material Substances 0.000 title claims abstract description 121
- 238000007789 sealing Methods 0.000 title claims abstract description 76
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000000576 coating method Methods 0.000 claims abstract description 61
- 239000011248 coating agent Substances 0.000 claims abstract description 60
- 239000010410 layer Substances 0.000 claims abstract description 43
- 239000012790 adhesive layer Substances 0.000 claims abstract description 10
- 238000002955 isolation Methods 0.000 claims abstract description 5
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 239000000853 adhesive Substances 0.000 claims description 9
- 239000010426 asphalt Substances 0.000 claims description 4
- 239000012535 impurity Substances 0.000 claims description 3
- 239000003973 paint Substances 0.000 abstract 2
- 239000003292 glue Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000233805 Phoenix Species 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 210000000988 bone and bone Anatomy 0.000 description 1
- 230000005465 channeling Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- IHQKEDIOMGYHEB-UHFFFAOYSA-M sodium dimethylarsinate Chemical class [Na+].C[As](C)([O-])=O IHQKEDIOMGYHEB-UHFFFAOYSA-M 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/665—Sheets or foils impervious to water and water vapor
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/66—Sealings
- E04B1/68—Sealings of joints, e.g. expansion joints
- E04B1/6809—Reverse side strips
Abstract
The invention discloses a multi-waterproof coiled material sealing splicing structure and a splicing method, wherein the splicing structure comprises a plurality of pre-laid waterproof coiled materials 2, the peripheral side edge of each waterproof coiled material 2 is vertically overlapped and bonded with the splicing part of the adjacent waterproof coiled material to form a lap edge 4, a coating edge sealing layer 1 is arranged on the edge 3, which is positioned above each lap edge 4 and straddles the waterproof coiled material 2, and the edge 3 is positioned in the middle of the coating edge sealing layer 1; the waterproof coiled material at the overlapping edge 4 is a structure which is removed from the adhesive layer exposed by the isolation paper; the coating edge sealing layers 1 at the periphery of the waterproof rolls are connected and communicated. The paint edge sealing layers of the waterproof rolls are connected and communicated to form a paint edge sealing grid, and the waterproof rolls are connected into an integral structure in a sealing mode. The overlapping edges are arranged in a staggered mode, and the edges are sealed by the coating, so that the openings of the overlapping edges are not firmly sealed.
Description
Technical Field
The invention relates to the field of underground engineering, in particular to a sealing splicing structure and a splicing method for a plurality of waterproof rolls, which are a measure for lapping pre-paved waterproof rolls, and particularly relates to underground engineering for constructing waterproof rolls by adopting an external-protection internal-sticking method.
Background
The pre-paved waterproof coiled material is a widely used waterproof material for underground engineering, can be seamlessly adhered with a post-cast concrete structure to form a whole, can effectively prevent the leakage problem caused by water channeling between a waterproof layer and the structure, has higher and higher market occupation ratio, is more than 30 percent of the original phoenix unicorn bone and has the trend of increasing year by year.
However, the leakage problem still occurs in the use process of the pre-laid waterproof roll, and the following reasons are mainly included: a. the overlap edge is not processed in place; b. the opening problem occurs after the construction acceptance of the self-adhesive lap joint edge is qualified for a period of time; c. the waterproof roll is damaged; d. the large-surface adhesive layer of the waterproof roll is damaged, and the like. The problems of a, c and d can be solved by enhancing quality control management, but the problem of b belongs to the material property of the material or is caused by environmental influence (such as water seepage of a base layer, environmental temperature change and the like), and is not easy to solve.
Aiming at the problem of opening of the self-adhesive lap edge, a technician researches from multiple aspects such as changing the material of the glue layer, increasing the thickness of the glue layer and sealing the opening through externally-pasted adhesive tapes, but the problem is not solved fundamentally, so that the leakage phenomenon caused by the problem still appears sometimes, and the problem of opening of the lap edge is solved fundamentally and becomes a troublesome problem which puzzles the application side of materials.
Disclosure of Invention
The invention provides a sealing splicing structure and a splicing method for a plurality of waterproof rolls, and aims to solve the technical problem of opening of self-adhesive overlapping edges of pre-paved waterproof rolls. The overlapped part is subjected to coating edge sealing treatment to form a coating edge sealing grid integral structure, the overlapped part is sealed, an opening is prevented, the overlapping quality is ensured, the treatment measure is simple and easy to construct through a verification test, and the existing problems are solved.
In order to achieve the purpose of the invention, the technical scheme adopted by the invention is as follows:
a multi-block waterproof coiled material sealing and splicing structure comprises a plurality of pre-laid waterproof coiled materials 2, wherein each waterproof coiled material 2 is vertically overlapped and bonded with the splicing part of the adjacent waterproof coiled material at the peripheral side edge to form a lap joint edge 4, a coating edge sealing layer 1 is arranged at the edge 3 of the waterproof coiled material 2 above each lap joint edge 4, and the edge 3 is located in the middle of the coating edge sealing layer 1; the waterproof coiled material at the overlapping edge 4 is a structure which is removed from the adhesive layer exposed by the isolation paper; the coating edge sealing layers 1 at the periphery of the waterproof rolls are connected and communicated.
The plurality of waterproof rolls 2 are longitudinally arranged in rows, and the transverse overlapping edges of two rows of waterproof rolls adjacent in the transverse direction are staggered; the coating edge sealing layers 1 of the waterproof coiled materials are connected and communicated to form a coating edge sealing grid, and the waterproof coiled materials 2 are connected into an integral structure in a sealing mode.
A method for splicing a plurality of waterproof rolls in a sealing way comprises the following steps:
the method comprises the following steps: splicing two pre-laid waterproof coiled materials 2, hereinafter referred to as coiled materials A and B, on a long side;
step two: vertically lapping and positioning the splicing part, tearing off the release paper at the lapping edge part, exposing the adhesive layer and then bonding the lapping edge 4;
step three: the edge 3 of the upper waterproof coiled material is centered on a construction quick-setting coating sealing layer 1, and the coating sealing layer 1 is coated in a way that the overlapping part is cleaned to ensure that no oil stain or impurity exists; the thickness of the coating material edge sealing layer is 1.5 mm-2 mm, and the coating is continuously carried out for 2-3 times;
step four: continuously overlapping a plurality of waterproof coiled materials of the coiled material C and the coiled material D according to the steps along the long edge of the coiled material B until the length requirement is met to form a column of longitudinally-arranged spliced coiled material I;
step five: transversely and parallelly splicing a longitudinally-arranged spliced coiled material II on a longitudinally-arranged spliced coiled material I, wherein each transverse overlapping edge of the longitudinally-arranged spliced coiled material II is staggered with each transverse overlapping edge of the longitudinally-arranged spliced coiled material I;
firstly, splicing a coil A1 and a coil B1 in a longitudinally-arranged spliced coil II at a long side, wherein the splicing method is the same as the second step to the third step; then, the lapping edges of the long edges of the coiled material A1 and the coiled material B1 are staggered with the lapping position of the long edge of the coiled material A by a certain distance, and then the coiled material A and the wide edge of the coiled material B are spliced, and the splicing method is the same as the second step to the third step; continuing splicing a plurality of waterproof coiled materials of the coiled material C1 and the coiled material D1 by the same method until the length requirement is met;
splicing the long edges of the longitudinally-arranged spliced coiled materials II and the wide edges of the longitudinally-arranged spliced coiled materials I until splicing is finished; the coating edge sealing layers 1 at the periphery of each waterproof coiled material are connected, communicated and brushed, and are connected, communicated and brushed with the coating edge sealing layers 1 of the adjacent waterproof coiled materials to form a coating edge sealing grid;
by parity of reasoning, a plurality of longitudinally-arranged spliced coiled materials are connected into a whole in a sealing and splicing manner along the width direction, and the coating edge sealing layers 1 of the overlapped edges are connected and communicated.
According to the method for splicing the plurality of waterproof rolls in a sealing manner, the quick-setting coating is rubber asphalt waterproof coating, and the self-adhesive layer is polymer self-adhesive.
The invention has the following effects:
the overlapped edges are arranged in a staggered mode, and a coating edge sealing grid integral structure is formed through coating edge sealing treatment, so that the problem that the self-adhesive overlapped edges of the pre-laid waterproof coiled material are open is solved fundamentally, particularly, the opening phenomenon does not occur in the previous environments with the problems that the self-adhesive overlapped edges of the pre-laid waterproof coiled material are prone to being opened, such as a wet environment, long-time standing after overlapping and the like, and the method is proved to be capable of effectively solving the defects, firm in sealing and capable of ensuring the integral waterproof effect of the waterproof layer.
Drawings
FIG. 1 is a schematic view of a plurality of pre-laid waterproofing membrane placements of the present invention;
FIG. 2 is a schematic view of the lap joint structure of the present invention;
numbering in the figures:
the waterproof roll comprises a coating edge sealing layer 1, a waterproof roll 2, an edge 3, a lap edge 4, a roll A, a roll B, a roll C, a roll D, a roll A1, a roll B1, a roll C1, a roll D1, a longitudinally-arranged spliced roll I, a longitudinally-arranged spliced roll II and a longitudinally-arranged spliced roll III;
Detailed Description
The following detailed description of the embodiments of the invention refers to the accompanying drawings.
Referring to fig. 1 and 2, the multi-block waterproof roll sealing and splicing structure comprises a plurality of pre-laid waterproof rolls 2, wherein the peripheral side edge of each waterproof roll 2 is vertically overlapped and bonded with the splicing part of the adjacent waterproof roll to form a lap edge 4, referring to fig. 2, a coating edge sealing layer 1 is arranged on the edge 3 of the waterproof roll 2 above each lap edge 4, and the edge 3 is positioned in the middle of the coating edge sealing layer 1; the waterproof coiled material at the overlapping edge 4 is a structure which is removed from the adhesive layer exposed by the isolation paper; the coating edge sealing layers 1 at the periphery of the waterproof rolls are connected and communicated.
Referring to fig. 1, a plurality of waterproof rolls 2 are arranged in a row in the longitudinal direction, and each transverse overlapping edge of two adjacent rows of waterproof rolls in the transverse direction is staggered; the coating edge sealing layers 1 of the waterproof coiled materials are connected and communicated to form a coating edge sealing grid, and the waterproof coiled materials 2 are connected into an integral structure in a sealing mode.
The invention discloses a sealing and splicing method for a plurality of waterproof rolls, which comprises the following steps: as shown in the figures 1 and 2 of the drawings,
the method comprises the following steps: splicing two pre-laid waterproof coiled materials 2, hereinafter referred to as coiled materials A and B, on a long side;
step two: vertically lapping and positioning the splicing part, tearing off the release paper at the lapping edge part, exposing the adhesive layer and then bonding the lapping edge 4;
step three: the method comprises the following steps of (1) centering on the edge 3 of the upper waterproof coiled material to construct a quick-setting coating sealing layer 1, wherein the coating sealing layer 1 is coated in the following steps: firstly, cleaning the overlapping edge part to ensure that no oil stain, impurities and the like exist; secondly, coating a material edge sealing layer in the middle, wherein the thickness of the material edge sealing layer is generally 1.5-2 mm, and the coating is carried out for 2-3 times in one step; finally, checking the quality of the edge sealing layer to ensure sealing;
step four: continuously overlapping a plurality of waterproof coiled materials of the coiled material C and the coiled material D according to the steps along the long edge of the coiled material B until the length requirement is met to form a column of longitudinally-arranged spliced coiled material I;
step five: transversely and parallelly splicing a longitudinally-arranged spliced coiled material II on a longitudinally-arranged spliced coiled material I, wherein each transverse overlapping edge of the longitudinally-arranged spliced coiled material II is staggered with each transverse overlapping edge of the longitudinally-arranged spliced coiled material I;
firstly, splicing a coil A1 and a coil B1 in a longitudinally-arranged spliced coil II at a long side, wherein the splicing method is the same as the second step to the third step; then, the lapping edges of the long edges of the coiled material A1 and the coiled material B1 are staggered with the lapping position of the long edge of the coiled material A by a certain distance, and then the coiled material A and the wide edge of the coiled material B are spliced, and the splicing method is the same as the second step to the third step; continuing splicing a plurality of waterproof coiled materials of the coiled material C1 and the coiled material D1 by the same method until the length requirement is met; the term "distance" means not more than one width of the overlapping broadsides, offset, preferably half a width.
Splicing the long edges of the longitudinally-arranged spliced coiled materials II and the wide edges of the longitudinally-arranged spliced coiled materials I until splicing is finished; the coating edge sealing layers 1 at the periphery of each waterproof coiled material are connected, communicated and brushed, and are connected, communicated and brushed with the coating edge sealing layers 1 of the adjacent waterproof coiled materials to form a coating edge sealing grid;
by parity of reasoning, a plurality of longitudinally-arranged spliced coiled materials are connected into a whole in a sealing and splicing manner along the width direction, and the coating edge sealing layers 1 of the overlapped edges are connected and communicated.
The quick-setting coating is rubber asphalt waterproof coating (or rubber asphalt waterproof coating), and the self-adhesive glue layer is polymer self-adhesive glue which is mature and has the prior art.
The bonding of the overlapping edges is smooth and serves as a good foundation for the edge sealing of subsequent coatings. The surface of the waterproof coiled material at the overlapping edge part is cleaned up, so that the adhesion of the subsequent coating edge sealing can be better ensured. The coating edge sealing adopts a quick setting material, and can quickly form a sealing coating with certain strength, so that the overlapping edge part is sealed for a long time, and the opening is prevented. The coating edge seals cover the lapping area within a certain width range, so that the tightness of the lapping part is ensured.
Claims (4)
1. The multi-block waterproof coiled material sealing and splicing structure is characterized by comprising a plurality of pre-laid waterproof coiled materials (2), wherein the peripheral side edges of each waterproof coiled material (2) are vertically overlapped and bonded with the splicing part of the adjacent waterproof coiled material to form overlapping edges (4), a coating edge sealing layer (1) is arranged on the edge (3) of the waterproof coiled material (2) above each overlapping edge (4), and the edge (3) is positioned in the middle of the coating edge sealing layer (1); the waterproof coiled material at the overlapping edge (4) is a structure which is used for removing the exposed part of the isolation paper from the adhesive layer; the coating edge sealing layers (1) on the periphery of each waterproof roll are connected and communicated.
2. The sealing and splicing structure of a plurality of waterproof rolls as claimed in claim 1, wherein a plurality of waterproof rolls (2) are arranged in a longitudinal row, and each transverse overlapping edge of two adjacent rows of waterproof rolls in the transverse direction is staggered; the coating edge sealing layers (1) of the waterproof coiled materials are connected and communicated to form a coating edge sealing grid, and the waterproof coiled materials (2) are connected into an integral structure in a sealing mode.
3. The method for splicing the plurality of waterproof rolls in the sealing way as claimed in claim 1, which comprises the following steps:
the method comprises the following steps: splicing two pre-laid waterproof coiled materials (2), hereinafter referred to as coiled material A and coiled material B on a long side;
step two: vertically lapping and positioning the splicing part, tearing off the isolation paper at the lapping edge part, exposing the adhesive layer and then bonding the lapping edge (4);
step three: the fast-setting coating material edge sealing layer (1) is constructed in the middle of the upper waterproof coiled material edge (3), and the coating step of the coating material edge sealing layer (1) is to clean the overlapping edge part to ensure that no oil stain or impurity exists; the thickness of the coating material edge sealing layer is 1.5 mm-2 mm, and the coating is continuously carried out for 2-3 times;
step four: continuously overlapping a plurality of waterproof coiled materials of the coiled material C and the coiled material D according to the steps along the long edge of the coiled material B until the length requirement is met to form a column of longitudinally-arranged spliced coiled material I;
step five: transversely and parallelly splicing a longitudinally-arranged spliced coiled material II on a longitudinally-arranged spliced coiled material I, wherein each transverse overlapping edge of the longitudinally-arranged spliced coiled material II is staggered with each transverse overlapping edge of the longitudinally-arranged spliced coiled material I;
firstly, splicing a coil A1 and a coil B1 in a longitudinally-arranged spliced coil II (II) at a long side, wherein the splicing method is the same as the second step to the third step; then, the lapping edges of the long edges of the coiled material A1 and the coiled material B1 are staggered with the lapping position of the long edge of the coiled material A by a certain distance, and then the coiled material A and the wide edge of the coiled material B are spliced, and the splicing method is the same as the second step to the third step; continuing splicing a plurality of waterproof coiled materials of the coiled material C1 and the coiled material D1 by the same method until the length requirement is met;
splicing the long edges of the coiled materials of the longitudinally arranged spliced coiled material II and the wide edges of the coiled materials of the longitudinally arranged spliced coiled material I until splicing is finished; the coating edge sealing layers (1) on the periphery of each waterproof coiled material are connected, communicated and brushed, and are connected, communicated and brushed with the coating edge sealing layers (1) of the adjacent waterproof coiled materials to form a coating edge sealing grid;
by parity of reasoning, a plurality of longitudinally-arranged spliced coiled materials are connected into a whole in a sealing and splicing manner along the width direction, and the coating edge sealing layers (1) of the overlapped edges are connected and communicated.
4. The method for splicing a plurality of waterproof rolls in a sealing way according to claim 3, wherein the quick-setting coating is rubber asphalt waterproof coating, and the self-adhesive layer is high-molecular self-adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210005222.7A CN114411983A (en) | 2022-01-04 | 2022-01-04 | Multi-waterproof-coiled-material sealing splicing structure and splicing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210005222.7A CN114411983A (en) | 2022-01-04 | 2022-01-04 | Multi-waterproof-coiled-material sealing splicing structure and splicing method |
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| CN114411983A true CN114411983A (en) | 2022-04-29 |
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| CN202210005222.7A Pending CN114411983A (en) | 2022-01-04 | 2022-01-04 | Multi-waterproof-coiled-material sealing splicing structure and splicing method |
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| CN104264715A (en) * | 2014-09-03 | 2015-01-07 | 大禹伟业(北京)国际科技有限公司 | Composite waterproof layer for environmental engineering and preparing and constructing method thereof |
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| CN105672367A (en) * | 2016-04-20 | 2016-06-15 | 北京市市政工程设计研究总院有限公司 | High-molecular self-adhesive film waterproof roll welding and lapping structure and construction method |
| US20160356124A1 (en) * | 2013-11-14 | 2016-12-08 | Bar Star Energy, LLC | Containment mat system |
| CN112144912A (en) * | 2020-10-19 | 2020-12-29 | 新疆众和股份有限公司 | Waterproof construction method and waterproof structure suitable for repairing metal roof of factory building |
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| CN214091143U (en) * | 2020-10-19 | 2021-08-31 | 新疆众和股份有限公司 | Waterproof construction suitable for factory building metal roofing is restoreed |
| CN217128547U (en) * | 2022-01-04 | 2022-08-05 | 北京市市政工程设计研究总院有限公司 | Sealed mosaic structure of polylith waterproofing membrane |
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2022
- 2022-01-04 CN CN202210005222.7A patent/CN114411983A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160356124A1 (en) * | 2013-11-14 | 2016-12-08 | Bar Star Energy, LLC | Containment mat system |
| CN104264715A (en) * | 2014-09-03 | 2015-01-07 | 大禹伟业(北京)国际科技有限公司 | Composite waterproof layer for environmental engineering and preparing and constructing method thereof |
| CN104912119A (en) * | 2015-05-29 | 2015-09-16 | 中国建筑第六工程局有限公司 | Close jointing method for pre-paving macromolecular self-adhesion film waterproof roll |
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