CN111441391A - CBF reaction bonding macromolecule waterproof coiled material construction method - Google Patents
CBF reaction bonding macromolecule waterproof coiled material construction method Download PDFInfo
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- CN111441391A CN111441391A CN202010362438.XA CN202010362438A CN111441391A CN 111441391 A CN111441391 A CN 111441391A CN 202010362438 A CN202010362438 A CN 202010362438A CN 111441391 A CN111441391 A CN 111441391A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
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Abstract
The invention relates to the technical field of waterproof material laying, in particular to a CBF reaction bonding macromolecule waterproof coiled material construction method, which comprises the following steps: the method comprises the following steps: spraying (rolling) and coating a matched base layer treating agent: strengthening the detail nodes; step three: snapping and positioning; step four: paving and pasting the first layer of coiled material; step five: and paving and pasting the secondary coiled material. The reactive adhesive waterproof coiled material can be bonded with a concrete base layer through chemical crosslinking reaction, the bonding is firm and durable and irreversible, the bonding strength is far higher than that of a common physically bonded coiled material, the coiled material is still inseparable in a long-term water immersion environment, and the water seepage phenomenon is effectively controlled.
Description
Technical Field
The invention relates to the technical field of waterproof material laying, in particular to a CBF reaction bonding macromolecule waterproof coiled material construction method.
Background
With the development of building technology, the requirements on the waterproof quality and environmental protection of building construction are higher and higher. In the house building engineering, the basement is under the ground, the requirement for waterproof and moistureproof is high, the waterproof of the basement is always an important and difficult problem to overcome in the engineering personnel and the whole construction field, the high polymer self-adhesive waterproof coiled material is widely applied to the waterproof and moistureproof engineering construction of the basement, and a good waterproof effect is obtained due to good adhesion, high strength, thermal stability and the like. Therefore, it is necessary to design a CBF reaction bonding polymer waterproof roll construction method.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention provides the CBF reaction bonding macromolecule waterproof coiled material construction method, which optimizes the construction process, reduces the labor intensity of constructors and improves the construction quality.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a CBF reaction bonding macromolecule waterproof coiled material construction method comprises the following steps:
s1, spraying a matched base layer treating agent: spraying a matched base layer treating agent on the surface of the treated base layer by adopting a high-pressure cleaning machine or a long-handle rolling brush;
s2, strengthening the detail nodes: waterproof reinforced layers are arranged at the positions of the post-pouring belt, the pile head, the deformation joint, the elevator shaft, the water collecting well and the like;
s3, determining the overall paving and sticking direction of the coiled material according to the shape of the base layer to perform line snapping and positioning;
s4, paving a first layer of coiled material, wherein the paving comprises the steps of paving a waterproof coiled material in a trial mode, paving the first layer of waterproof coiled material and lapping the coiled material;
s5, paving the secondary coiled material;
s6, after the whole construction is finished, checking the whole apparent quality, the lapping quality, the local node processing and other items of the coiled material, finding out quality defects and timely repairing;
and S7, after the product is qualified and approved, concealing the product in time to protect the finished product.
In the step S2, the width of the additional layer for internal and external corners is 300-500mm, the additional layer is symmetrically paved along the internal or external corner lines, and the additional layer is constructed by a full-adhesive method.
In step S3, overlapping control lines are arranged in parallel from the 300-600mm distance from the intersection of the flat surfaces or the corner side around the base layer, and the overlapping control lines are used as start lines to sequentially bounce outwards in parallel.
In the step S4, the trial-laying of the waterproof roll includes the steps of:
1) determining the paving direction of the coiled material according to the position of the overlapping edge, spreading the coiled material on the surface of the base layer, and releasing the internal stress of the coiled material;
2) according to the principle of short edge peak staggering lap joint, positioning and cutting the coiled material according to the position of an elastic thread or a lap joint control line, wherein lap joints of the upper layer, the lower layer and the layer of coiled material are staggered with each other;
3) after cutting, uniformly gathering the coiled material from two ends to the middle into a coil shape, and keeping the original position;
4) and (5) performing rolling and film tearing treatment on the coiled material.
In step S4, the step of laying the first layer of waterproof roll includes the steps of:
1) the coiled material is paved and pasted by two operators in a cooperative way, and the operation content comprises: rolling the coiled material, tearing the film and lapping;
2) and an operator at one side rolls and lays the coiled material while tearing off the bottom film backwards, an operator at the other side controls a rolling path according to an adjacent coiled material lapping control line, and simultaneously tears off the lapping isolation film of the front coiled material and finally carries out lapping treatment.
In the step S4, the web lapping includes the steps of:
1) the adjacent coiled materials are self-adhered and lapped by adopting a body reserved lapping edge;
2) an operator holds the small press roller by hand and moves to the compaction side from inside to outside in a direction vertical to the long side direction of the coiled material;
3) if the bonding surface is polluted and loses viscosity, the bonding surface is wiped clean, a hot air gun is used for assisting in heating until the bonding surface recovers viscosity, and then bonding is carried out;
4) if the temperature of the site environment is lower than 5 ℃, a hot air gun is used for heating the bonding surface, and the lap joint is carried out after the viscosity of the lap joint surface is improved;
5) compacting and exhausting: the web initially adhered to the substrate should be compacted and vented.
In the step S5, the step of laying the secondary coil coincides with the step of laying the primary coil in the step S4.
In the step S3, the lapping width is not less than 80mm, and the distance between the parallel spring lines is not more than 920 mm.
Compared with the prior art, the invention has the beneficial effects that:
(1) the reactive adhesive waterproof coiled material can be bonded with a concrete base layer through chemical crosslinking reaction, the bonding is firm and durable and irreversible, the bonding strength is far greater than that of a common physically bonded coiled material, the coiled material is still inseparable in a long-term immersion environment, and the water seepage phenomenon is effectively controlled.
(2) The reaction bonding waterproof roll has stable and excellent size, does not shrink, has uniform longitudinal and transverse deformation, and does not shrink due to the change of construction temperature.
(3) The reaction-bonded waterproof coiled material has excellent weather resistance, corrosion resistance of environmental factors such as acid, alkali, salt and the like, and ageing resistance.
Drawings
FIG. 1 is a schematic view of the construction structure of the present invention;
in the figure: 1-a concrete cushion; 2-flexible waterproof layer; 3-fine stone concrete protective layer; 4-a structural backing plate; 5-a through waterproof reinforcing layer; 6-quick and easy closing net; 7-water stop steel plate; 8-post-pouring to compensate for the shrinkage concrete;
9-external water stop band; 10-caulking material; 11-sealing paste.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A CBF reaction bonding macromolecule waterproof coiled material construction method comprises the following steps:
s1, spraying a matched base layer treating agent: and (3) spraying the matched base layer treating agent on the surface of the treated base layer by using a high-pressure cleaning machine or a long-handle rolling brush, wherein the spraying or the rolling coating is uniform and does not expose the bottom. Waterproof construction is carried out in time when the drying degree is reached after spraying or roll coating is finished, so as to prevent pollution, and smoke and fire are strictly forbidden on site before the base surface of the sprayed or roll-coated base layer treating agent is not concealed;
s2, strengthening the detail nodes: the waterproof reinforced layers are arranged at the positions of the structural post-cast strip, the pile head, the deformation joint, the elevator shaft, the water collecting well and the like, and the through waterproof reinforced layers are additionally arranged, so that wind which causes problems when the waterproof main material is influenced by structural deformation is reduced, and during construction, additional layers with the additional widths of not less than 250mm and not less than 250mm are required to be additionally arranged at two sides of a structural corner;
s3, determining the overall paving and sticking direction of the coiled material according to the shape of the base layer to perform yarn snapping and positioning, wherein the yarn snapping needs to be straightened so as to ensure the positioning accuracy;
s4, paving a first layer of coiled material, wherein the paving comprises the steps of paving a waterproof coiled material in a trial mode, paving the first layer of waterproof coiled material and lapping the coiled material;
s5, paving the secondary coiled material;
s6, after the whole construction is finished, checking the whole apparent quality, the lapping quality, the local node processing and other items of the coiled material, finding out quality defects and timely repairing;
and S7, after the product is qualified and approved, concealing the product in time to protect the finished product.
Preferably, in step S2, the width of the external and internal corner additional layer is 500mm, the additional layer is symmetrically laid along the external or internal corner line, the additional layer is constructed by full-adhesion method, the water-swelling water stop strip is embedded, and water interception is assisted.
Preferably, in step S3, the overlapping control lines are arranged in parallel from the 300-600mm distance from the intersection of the flat surfaces or the corner side around the base layer, and the overlapping control lines are used as the starting lines to sequentially and outwardly bounce the lines in parallel.
Preferably, in step S4, the trial-laying of the waterproof roll includes the following steps:
1) determining the paving direction of the coiled material according to the position of the overlapping edge, spreading the coiled material on the surface of the base layer, and releasing the internal stress of the coiled material;
2) according to the principle of short edge off-peak lapping, the coiled materials are positioned and cut according to the position of an elastic thread or a lapping control line, lap seams of the upper layer and the lower layer of the coiled materials and the layer of the coiled materials are staggered with each other, wherein the staggered length of the short edges of the coiled materials of the upper layer and the lower layer is not less than 1/3 breadth, the staggered width of the long edges is generally 1/2 breadth, the staggered length of the short edges of two adjacent coiled materials of the layer is not less than 1/3 breadth, and four layers of cross lapping is forbidden;
3) after cutting, uniformly gathering the coiled material from two ends to the middle into a coil shape, and keeping the original position;
4) and (5) performing rolling and film tearing treatment on the coiled material.
Preferably, in step S4, the step of laying the first waterproof roll includes the following steps:
1) the coiled material is paved and pasted by two operators in a cooperative way, and the operation content comprises: rolling the coiled material, tearing the film and lapping;
2) and an operator at one side rolls and lays the coiled material while tearing off the bottom film backwards, an operator at the other side controls a rolling path according to an adjacent coiled material lapping control line, and simultaneously tears off the lapping isolation film of the front coiled material and finally carries out lapping treatment.
Preferably, in step S4, the web splicing includes the steps of:
1) the adjacent coiled materials are self-adhered and lapped by adopting a body reserved lapping edge;
2) an operator holds the small press roller by hand and moves to the compaction side from inside to outside in a direction vertical to the long side direction of the coiled material;
3) if the bonding surface is polluted and loses viscosity, the bonding surface is wiped clean, a hot air gun is used for assisting in heating until the bonding surface recovers viscosity, and then bonding is carried out;
4) if the temperature of the site environment is lower than 5 ℃, a hot air gun is used for heating the bonding surface, and the lap joint is carried out after the viscosity of the lap joint surface is improved;
5) compacting and exhausting: the web initially adhered to the substrate should be compacted and vented.
Preferably, in step S5, the step of laying the sub-layer roll coincides with the step of laying the first layer roll in step S4.
Preferably, in step S3, the overlapping width is not less than 80mm, and the parallel spring line spacing is not greater than 920 mm.
Although only the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, and all changes are encompassed in the scope of the present invention.
Claims (8)
1. A CBF reaction bonding macromolecule waterproof coiled material construction method is characterized by comprising the following steps:
s1, spraying a matched base layer treating agent: spraying a matched base layer treating agent on the surface of the treated base layer by adopting a high-pressure cleaning machine or a long-handle rolling brush;
s2, strengthening the detail nodes: waterproof reinforced layers are arranged at the positions of the post-pouring belt, the pile head, the deformation joint, the elevator shaft, the water collecting well and the like;
s3, determining the overall paving and sticking direction of the coiled material according to the shape of the base layer to perform line snapping and positioning;
s4, paving a first layer of coiled material, wherein the paving comprises the steps of paving a waterproof coiled material in a trial mode, paving the first layer of waterproof coiled material and lapping the coiled material;
s5, paving the secondary coiled material;
s6, after the whole construction is finished, checking the whole apparent quality, the lapping quality, the local node processing and other items of the coiled material, finding out quality defects and timely repairing;
and S7, after the product is qualified and approved, concealing the product in time to protect the finished product.
2. The CBF reaction viscous polymer waterproof coiled material construction method according to claim 1, characterized in that: in the S2, the width of the additional layer of the internal and external corners is 300-500mm, the additional layer is symmetrically paved along the internal corner line or the external corner line, and the additional layer is constructed by adopting a full-adhesion method.
3. The CBF reaction viscous polymer waterproof coiled material construction method according to claim 1, characterized in that: in the step S3, overlapping control lines are arranged in parallel from the 300-600mm distance from the intersection of the flat surfaces or the corner side around the base layer, and the overlapping control lines are used as starting lines to sequentially and outwardly parallel the snapping lines.
4. The CBF reaction viscous polymer waterproof coiled material construction method according to claim 1, characterized in that: in S4, the trial-spread waterproof roll includes the steps of:
1) determining the paving direction of the coiled material according to the position of the overlapping edge, spreading the coiled material on the surface of the base layer, and releasing the internal stress of the coiled material;
2) according to the principle of short edge peak staggering lap joint, positioning and cutting the coiled material according to the position of an elastic thread or a lap joint control line, wherein lap joints of the upper layer, the lower layer and the layer of coiled material are staggered with each other;
3) after cutting, uniformly gathering the coiled material from two ends to the middle into a coil shape, and keeping the original position;
4) and (5) performing rolling and film tearing treatment on the coiled material.
5. The CBF reaction viscous polymer waterproof coiled material construction method according to claim 1, characterized in that: in S4, paving the first layer of waterproof roll material comprises the following steps:
1) the coiled material is paved and pasted by two operators in a cooperative way, and the operation content comprises: rolling the coiled material, tearing the film and lapping;
2) and an operator at one side rolls and lays the coiled material while tearing off the bottom film backwards, an operator at the other side controls a rolling path according to an adjacent coiled material lapping control line, and simultaneously tears off the lapping isolation film of the front coiled material and finally carries out lapping treatment.
6. The CBF reaction viscous polymer waterproof coiled material construction method according to claim 1, characterized in that: in S4, the web splicing includes the steps of:
1) the adjacent coiled materials are self-adhered and lapped by adopting a body reserved lapping edge;
2) an operator holds the small press roller by hand and moves to the compaction side from inside to outside in a direction vertical to the long side direction of the coiled material;
3) if the bonding surface is polluted and loses viscosity, the bonding surface is wiped clean, a hot air gun is used for assisting in heating until the bonding surface recovers viscosity, and then bonding is carried out;
4) if the temperature of the site environment is lower than 5 ℃, a hot air gun is used for heating the bonding surface, and the lap joint is carried out after the viscosity of the lap joint surface is improved;
5) compacting and exhausting: the web initially adhered to the substrate should be compacted and vented.
7. The CBF reaction viscous polymer waterproof coiled material construction method according to claim 1, characterized in that: in S5, the step of laying the secondary layer coil coincides with the step of laying the primary layer coil in S4.
8. The CBF reaction viscous polymer waterproof coiled material construction method according to claim 3, characterized in that: in the step S3, the lapping width is not less than 80mm, and the distance between the parallel spring lines is not more than 920 mm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010362438.XA CN111441391A (en) | 2020-04-30 | 2020-04-30 | CBF reaction bonding macromolecule waterproof coiled material construction method |
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| CN202010362438.XA CN111441391A (en) | 2020-04-30 | 2020-04-30 | CBF reaction bonding macromolecule waterproof coiled material construction method |
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| CN111441391A true CN111441391A (en) | 2020-07-24 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832297A (en) * | 2021-02-01 | 2021-05-25 | 中铁二十局集团第六工程有限公司 | Waterproof coiled material, foundation pit structure and construction method of waterproof coiled material |
| CN113356280A (en) * | 2021-06-24 | 2021-09-07 | 中国十九冶集团有限公司 | Construction method of basement raft foundation waterproof roll based on air-laid method |
| CN113668714A (en) * | 2021-08-20 | 2021-11-19 | 上海三棵树防水技术有限公司 | Permeable crystallization waterproof coating and waterproof coiled material composite waterproof system and construction method thereof |
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| CN103243925A (en) * | 2013-04-27 | 2013-08-14 | 中建七局安装工程有限公司 | APF (advanced polarizer film) self-adhesive waterproof coiled material construction method |
| CN104612254A (en) * | 2013-11-05 | 2015-05-13 | 广西金雨伞防水装饰有限公司 | Reaction joining waterproof roll paving waterproof construction method |
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- 2020-04-30 CN CN202010362438.XA patent/CN111441391A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103243925A (en) * | 2013-04-27 | 2013-08-14 | 中建七局安装工程有限公司 | APF (advanced polarizer film) self-adhesive waterproof coiled material construction method |
| CN104612254A (en) * | 2013-11-05 | 2015-05-13 | 广西金雨伞防水装饰有限公司 | Reaction joining waterproof roll paving waterproof construction method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112832297A (en) * | 2021-02-01 | 2021-05-25 | 中铁二十局集团第六工程有限公司 | Waterproof coiled material, foundation pit structure and construction method of waterproof coiled material |
| CN113356280A (en) * | 2021-06-24 | 2021-09-07 | 中国十九冶集团有限公司 | Construction method of basement raft foundation waterproof roll based on air-laid method |
| CN113668714A (en) * | 2021-08-20 | 2021-11-19 | 上海三棵树防水技术有限公司 | Permeable crystallization waterproof coating and waterproof coiled material composite waterproof system and construction method thereof |
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