CN220565762U - Repair treatment system for construction joints in corrosive environment - Google Patents
Repair treatment system for construction joints in corrosive environment Download PDFInfo
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- CN220565762U CN220565762U CN202321793346.2U CN202321793346U CN220565762U CN 220565762 U CN220565762 U CN 220565762U CN 202321793346 U CN202321793346 U CN 202321793346U CN 220565762 U CN220565762 U CN 220565762U
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Abstract
The utility model discloses a construction joint repairing and treating system used in a corrosive environment, which belongs to the field of buildings and comprises a concrete grouting layer positioned at the position of a construction joint in a wall, a U-shaped anti-leakage and anti-deformation structural layer positioned at the position of the construction joint on the surface of the wall, a high-elasticity sealing glue layer positioned at the position of the construction joint on the surface of the wall and two sides of the construction joint from bottom to top, and a spray-coating quick-setting rubber asphalt waterproof and anti-corrosion coating layer; the U-shaped anti-leakage and anti-deformation structural layer comprises a U-shaped groove chiseled on the construction joint and water-proof and deformation expansion joint sealing cement filled in the U-shaped groove from bottom to top. After the construction joint is rigidly plugged, the construction joint is sealed by adopting a deformation expansion joint sealing glue plug and brushing high-elasticity sealing glue, so as to resist continuous deformation of the construction joint, and finally, a waterproof and anti-corrosion coating is sprayed on the surface, so that corrosion of salt, acid, alkali, chlorine, high temperature and the like in a corrosive environment to the construction joint is resisted, the durability of repair treatment is improved, and the service life of the whole building is prolonged.
Description
Technical Field
The utility model belongs to the field of buildings, and particularly relates to a repair treatment system for construction joints in a corrosive environment.
Background
The construction joint is an unavoidable new and old concrete joint when concrete is poured in segments due to the building design requirements or construction needs. In the use process of a building or a structure, concrete at two sides of a construction joint is easy to be influenced by factors such as temperature deformation, uneven settlement, vibration and the like to generate obvious cracking, and the existence of the cracking brings inconvenience to the production and the life of people, such as influencing the function use, living, structural safety and the like. In the reconstruction engineering under the corrosive environment such as wineries, chemical plants, sewage treatment tanks and the like, the repair and treatment of the construction joints are required to consider not only the waterproofness but also the corrosion resistance. At present, the leakage of the conventional construction joint is treated by adopting a single punching and grouting mode, and the leakage is treated by adopting the single grouting repairing mode, so that the internal structure of the construction joint cannot be effectively sealed along with the time and the deformation of the structure, the leakage continuously occurs, and the repairing effect is poor.
In the prior art, paint is often used as the surface layer of a waterproof and anti-corrosion layer in the repair treatment of the construction joint, when the construction joint is treated by using materials such as epoxy coal tar pitch, epoxy resin, glass fiber reinforced plastic and the like, the paint can reduce the physical performance index of the paint due to long-term chemical corrosion such as salt, acid, alkali, chlorine and the like, and the adhesive capacity of the paint is poor due to corrosion of chemical substances, so that coating micropores appear, and the anti-corrosion effect is poor.
Disclosure of Invention
In order to solve the defects of the prior art, the utility model aims to provide a repair treatment system for construction joints in a corrosive environment, and the repair treatment system for construction joints in the corrosive environment combines the spray quick setting rubber asphalt waterproof anticorrosive paint, so that the service life of the whole paint layer and the waterproof and anticorrosive effects are prolonged, and the problem of water seepage of the construction joints is solved.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the utility model provides a construction joint repair treatment system in a corrosive environment, which comprises a concrete grouting layer positioned at the position of a construction joint in a wall body, a U-shaped anti-leakage and anti-deformation structural layer positioned at the position of the construction joint on the surface of the wall body, a high-elasticity sealing glue layer positioned at the position of the construction joint on the surface of the wall body and two sides of the construction joint from bottom to top, and a spray-coating quick setting rubber asphalt waterproof and anti-corrosion coating layer;
the structure of the U-shaped anti-leakage anti-deformation structural layer comprises a U-shaped groove which is chiseled on a construction joint, and water-proof and deformation expansion joint sealing cement filled in the U-shaped groove from bottom to top.
The concrete grouting layer is formed by punching and grouting obliquely downwards along two sides of a construction joint, grouting is respectively carried out on the upper side and the lower side of the rubber water stop belt, and the concrete grouting liquid is distributed on the upper side and the lower side of the rubber water stop belt and fills the construction joint. And high-pressure grouting is performed by adopting a grouting machine, so that the filling property of grouting is ensured, and the internal space of the construction joint is filled with concrete grouting liquid.
In some embodiments of the utility model, the concrete grouting layer is positioned on the upper side and the lower side of the rubber water stop belt in the wall body and is used for sealing a construction joint in the wall body. According to the utility model, through grouting treatment of the construction joint, structural cracks are made up, the purpose of plugging is realized, and the problem of water seepage of the construction joint is solved.
In some embodiments of the utility model, the width and depth of the U-shaped groove are 20-30mm, and the length of the U-shaped groove is equal to that of the construction joint. The U-shaped groove is chiseled out at the construction joint position after grouting is finished, the width and the depth are 20-30mm, the chiseled-out U-shaped groove gap is filled with water and is not leaked, and the U-shaped groove is filled with deformation expansion joint sealing cement after being dried. And filling water in the U-shaped groove from bottom to top to prevent leakage and deform the expansion joint sealing cement to obtain the U-shaped anti-leakage and anti-deformation structural layer. The integral waterproof capability can be improved by filling water at the construction joint, and the sealing cement for filling the deformation expansion joint can resist the continuous deformation of the construction joint. When the U-shaped groove is chiseled, the base surface of the wall body needs to be ensured to be solid and smooth so as to meet the waterproof repair construction. The wall base surface can be polished, and if necessary, cement mortar is adopted to plaster and level the base surface.
In some embodiments of the present utility model, the length of the high-elasticity sealant layer is the length of the construction joint, and the width is the sum of the width of the construction joint and the width of 400-500mm on both sides of the construction joint. The arrangement of the high-elasticity sealing glue layer can also resist the continuous deformation of the construction joint. Preferably, the width of the high-elasticity sealant layer is the sum of the width of the construction joint and the width of 400mm on two sides of the construction joint.
In some embodiments of the utility model, the length of the spray-coated rapid hardening rubber asphalt waterproof and anti-corrosion coating layer is the length of the construction joint, and the width is the sum of the width of the construction joint and the width of 400-500mm on each side of the construction joint. Preferably, the width of the spray-coated quick-setting rubber asphalt waterproof and anti-corrosion coating layer is the sum of the width of the construction joint and the width of 400mm on two sides of the construction joint. The thickness of the sprayed quick-setting rubber asphalt waterproof and anticorrosive paint layer is 1.4-1.6mm, preferably 1.5mm. The setting of the waterproof and anti-corrosion coating layer of the sprayed quick-setting rubber asphalt can realize the waterproof and anti-corrosion dual protection effect on the construction joint.
The utility model sets 1.4-1.6mm thick corrosion-resistant spray-coating quick-setting rubber asphalt waterproof anticorrosive paint on the wall surface, which can resist the corrosion of salt, acid, alkali, chlorine, high temperature and other conditions in the corrosive environment, ensure the construction joint to avoid corrosion, increase the durability of repair and improvement, and prolong the service life of the whole building.
In some embodiments of the present utility model, the construction of the spray-applied rapid hardening rubberized asphalt waterproof and anticorrosive paint layer can be divided into: and (3) spraying a bonding layer and a quick-setting rubber asphalt waterproof and anticorrosive layer. The thickness of the bonding layer is 0.3-0.5mm, and the depth of the bonding layer embedded into the sprayed quick setting rubber asphalt waterproof and anticorrosive paint layer is 0.1-0.2mm. The adhesive layer is used for fully combining the spray quick-setting rubber asphalt waterproof and anti-corrosion coating layer with the high-elasticity sealing adhesive layer, and fully playing the waterproof and anti-corrosion effects of the spray quick-setting rubber asphalt waterproof and anti-corrosion coating layer. The sprayed quick-setting rubber asphalt waterproof and anticorrosive coating is used for blocking water from entering, resisting corrosion of salt, acid, alkali, chlorine and other conditions in corrosive environment, and prolonging the service life of the whole coating layer and enhancing the waterproof and anticorrosive effects.
The beneficial effects of the utility model are as follows:
the utility model discloses a construction joint repair treatment system used in a corrosive environment, which obtains a concrete grouting layer through grouting treatment of the construction joint, solves the problem of water seepage of the construction joint and compensates structural cracks. The problem of construction structure deformation is solved through the structure such as the anti-leakage anti-deformation structural layer of U type, high elasticity seal glue film. The structure of the spray-coated quick-setting rubber asphalt waterproof and anti-corrosion coating layer is optimized and can be divided into: the adhesive layer and the quick setting rubber asphalt waterproof and anticorrosive coating are sprayed at one time to form an integral waterproof and anticorrosive coating which is used for construction joint parts with anticorrosive requirements. The adhesive layer can tightly combine the high-elasticity sealant layer with the sprayed quick-setting rubber asphalt waterproof and anticorrosive paint layer, so that the overall waterproof performance is improved. The sprayed quick-setting rubber asphalt waterproof anticorrosive coating forms a waterproof and anticorrosive surface layer on the upper part of the sprayed quick-setting rubber asphalt waterproof anticorrosive coating layer, can resist corrosion of salt, acid, alkali, chlorine and other conditions in a corrosive environment, and simultaneously prolongs the service life of the whole coating layer and the waterproof and anticorrosive effect.
The spray quick-setting rubber asphalt waterproof anticorrosive paint adopted by the utility model is cx-SSE spray quick-setting rubber asphalt anticorrosive paint of waterproof technology group Co-Ltd in the northeast of Shandong, which solves the problem of corrosion resistance of a waterproof layer of spray quick-setting rubber asphalt waterproof paint, obviously increases the salt resistance, acid, alkali, chlorine and heat time of a composite material, enhances the corrosion resistance of the material and can better resist corrosion of various chemical substances; in addition, the upper part of the composite anticorrosive coating can be constructed into red, gray, blue and other colors by diversification of the upper part anticorrosive material, thereby meeting the aesthetic pursuit of modern buildings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.
Fig. 1 is a schematic diagram of a construction joint repair treatment system for use in a corrosive environment according to embodiment 1 of the present utility model.
Wherein, 1: wall body, 2: oblique grouting hole, 3: concrete grouting layer, 4: rubber water stop, 5: water-tight, 6: deformation expansion joint sealing cement, 7: high elasticity sealant layer, 8: spraying a quick-setting rubber asphalt waterproof and anticorrosive paint layer, 9: construction joint, 10: u-shaped groove.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.
Some embodiments of the present utility model are described in detail below with reference to the accompanying drawings. The following embodiments and features of the embodiments may be combined with each other without conflict.
The water-proof plugging material is a commercially available product, is also called as a plugging agent, is a relatively common waterproof plugging material on the market, can help areas such as a toilet, a pool, an underground structure and the like to be quickly repaired and quickly solidified, and has the waterproof plugging effect. The general water-proof product is a waterproof plugging product which is processed by special cement and chemical additives through special processes, has the characteristics of rapid hardening, high forming strength, good adhesive force and the like, and is a non-two choice for seepage resistance and plugging.
The deformation expansion joint sealing cement adopted by the utility model is WZ-1019 deformation expansion joint sealing cement of Shandong northern Chuangxiong waterproof technology group Co-Ltd, is prepared by adopting various imported high molecular polymers, additives, plasticizers and the like through special processes, and is a deep black, solvent-free (tasteless), environment-friendly and nontoxic adhesive cement with irregular shape.
The high-elasticity sealant adopted by the utility model is the special high-elasticity sealant for the expansion joint deformation joint of WZ-1013 of Shandong northern Chuangxiong waterproof technology group Co-Ltd, and is the synthetic rubber obtained by polycondensation of dihaloalkane and polysulfide of alkali metal or alkaline earth metal, has excellent oil resistance and solvent resistance, amber and dark brown viscous liquid, has smell, and can react with various chlorides, oxides and the like to be vulcanized into elastic solid rubber.
The spray-coating quick-setting rubber asphalt waterproof anticorrosive paint is a cx-SSE spray-coating quick-setting rubber asphalt anticorrosive paint of waterproof technology group Co-Ltd in Shandong North, which is prepared by taking water as a medium, adopting superfine, suspended and micro-emulsion modified anionic emulsified asphalt and synthetic high-molecular rubber polymer as base materials, adding a proper proportion of preservative, stabilizer, accelerator, mildew inhibitor and other various auxiliary agents, and is suitable for heavy waterproof anticorrosive paint of various building (construction) structures, ground, lower or underwater steel structures, chemical machinery, pipelines, tank bodies, ships, bridges, wharfs and other concrete, metal, wood and other surfaces.
Example 1
A repair and treatment system for construction joints in a corrosive environment is shown in fig. 1, and comprises a concrete grouting layer 3 positioned at the position of a construction joint 9 inside a wall body 1, a U-shaped anti-leakage and anti-deformation structural layer positioned at the position of the construction joint 9 on the surface of the wall body 1, a high-elasticity sealing glue layer 7 positioned at the position of the construction joint 9 on the surface of the wall body 1 and two sides of the construction joint from bottom to top, and a spray-coating quick-setting rubber asphalt waterproof and anti-corrosion coating layer 8. The setting of the concrete grouting layer 3, the U-shaped anti-seepage anti-deformation structural layer, the high-elasticity sealing glue layer 7 and the spraying quick-setting rubber asphalt waterproof and anti-corrosion paint layer 8 greatly improves the repairing effect of the construction joint 9, and has good waterproof and anti-corrosion performances.
The concrete grouting layer 3 is formed by grouting along the oblique grouting holes 2 at the two sides of the construction joint 9, grouting is respectively carried out on the upper side and the lower side of the rubber water stop 4, and the concrete grouting liquid is distributed on the upper side and the lower side of the rubber water stop 4 and fills the inside of the construction joint 9, so that the construction joint 9 in the wall body 1 is completely sealed by the grouting liquid. The concrete grouting layer 3 is used for grouting liquid to block the concrete area.
The structure of the U-shaped anti-leakage anti-deformation structural layer comprises a U-shaped groove 10 chiseled on a construction joint 9, and water-tightness 5 and deformation expansion joint sealing cement 6 filled in the U-shaped groove 10 from bottom to top. And the width and depth of the U-shaped groove 10 are 20-30mm, and the length is equal to that of the construction joint 9. The length of the high-elasticity sealant layer 7 is the length of the construction joint 9, and the width is the sum of the width of the construction joint 9 and the width of 400mm on both sides of the construction joint 9. The construction joint 9 is filled with the deformation expansion joint sealing cement 6, and the surface and the periphery of the construction joint 9 are coated with high-elasticity sealing cement, so that the continuous deformation of the construction joint 9 can be resisted.
The length of the sprayed quick setting rubber asphalt waterproof and anti-corrosion coating layer 8 is the length of the construction joint 9, and the width is the sum of the width of the construction joint 9 and the width of 400mm at two sides of the construction joint 9. The thickness of the sprayed quick setting rubber asphalt waterproof and anti-corrosion coating layer 8 is 1.5mm. The anti-corrosion spray-coating quick-setting rubber asphalt waterproof anticorrosive paint with the thickness of 1.5mm is arranged on the surface of the wall body 1, can resist the conditions of salt, acid, alkali, chlorine, high temperature and the like in a corrosion environment, ensures that the construction joint 9 is prevented from being corroded, increases the durability of repair treatment, and prolongs the service life of the whole building.
The structure of the spray-coated quick-setting rubber asphalt waterproof and anti-corrosion coating layer 8 can be divided into: and (3) spraying a bonding layer and a quick-setting rubber asphalt waterproof and anticorrosive layer. The thickness of the bonding layer is 0.3-0.5mm, and the depth of the bonding layer embedded into the spray-coating quick-setting rubber asphalt waterproof and anticorrosive paint layer 8 is 0.1-0.2mm.
The repair treatment system for the construction joint 9 in the corrosive environment ensures the continuous deformation of the construction joint and the normal use function of the building in the corrosive environment through repairing the construction joint in the corrosive environment, and after the construction joint structure is subjected to rigid plugging treatment, the construction joint is filled with water-tight and deformation expansion joint sealant and coated with high-elasticity sealant to achieve the waterproof and continuous deformation resistance, and the surface is sprayed with the 1.5mm thick corrosion-resistant quick-setting rubber asphalt waterproof and anticorrosive paint, so that the corrosion of the construction joint under the conditions of salt, acid, alkali, chlorine, high temperature and the like in the corrosive environment can be resisted, the repair durability is improved, and the service life of the whole building is prolonged.
Example 2
A construction method for a construction joint repair treatment system in a corrosive environment comprises the following steps:
step one: and (3) preparing slurry, performing grouting by using a grouting machine to obliquely punch holes on two sides of the seam, injecting concrete slurry into the seam 9 on the upper side and the lower side of the rubber water stop 4 from the oblique grouting holes 2 until the grouting is not advanced, ensuring the filling property of the grouting, and forming grouting plugging concrete areas, namely a concrete grouting layer 1, on the construction seam and the periphery thereof.
Step two: after grouting is finished, taking the construction joint 9 as the center, chiseling off concrete on two sides to form a U-shaped groove 10, wherein the width and the depth are 20-30mm, polishing a wall base surface, plastering cement mortar is adopted to level the base surface if necessary, so that the base surface is solid and smooth, and the waterproof repair construction conditions are met.
Step three: after the U-shaped groove 10 is chiseled, water is filled in the gap of the U-shaped groove 10 to be leakless, after the U-shaped groove is dried, WZ-1019 deformation expansion joint sealing cement of Shandong northern Crypton waterproof technology group Co., ltd is adopted to fill the U-shaped groove 10, so that an anti-leakage anti-deformation structural layer of the U-shaped groove is formed.
Step four: and (3) coating a special high-elasticity sealant for the expansion joint deformation joint of WZ-1013 expansion joint of Shandong northern Chuang Xin waterproof technology group Co., ltd in the construction joint 9 and 400mm wide on two sides of the construction joint 9 on the upper surface of the U-shaped groove anti-leakage anti-deformation structural layer by taking the construction joint 9 as a center to form a high-elasticity sealant layer 7.
Step five: and (3) spraying a cx-SSE quick setting rubber asphalt anticorrosive paint on the upper surface of the high-elasticity sealing glue layer 7, taking the construction joint 9 as a center, and spraying the cx-SSE quick setting rubber asphalt anticorrosive paint in the construction joint 9 and at the two sides of the construction joint 9 within 400mm wide respectively to form a spray quick setting rubber asphalt waterproof anticorrosive paint layer 8, wherein the thickness of one spray coating is 1.5mm, and the internal structure of the construction joint is sealed.
Step six: and the end part of the construction joint is painted and sealed for multiple times.
In the field implementation process, grouting adopts a grouting machine to carry out high-pressure grouting, manual filling of water-proof and deformation expansion joint sealing cement and coating of high-elasticity sealing glue are utilized, and spraying construction of spraying the quick-setting rubber asphalt waterproof and anti-corrosion coating layer 8 is carried out by adopting a spraying machine (a gasoline engine) special for spraying the quick-setting rubber asphalt waterproof and anti-corrosion coating.
The design method of the specific construction level of the utility model looks at the repair treatment and corrosion prevention of the construction joint, and shows the quality reliability of the waterproof and corrosion prevention performance of the construction joint; the construction process is targeted and strict in all layers. The design of the utility model has the characteristics of reasonable construction level, low comprehensive cost, reliable waterproof and corrosion-resistant quality, convenient integral construction and high construction efficiency.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The repair treatment system for the construction joint in the corrosive environment is characterized by comprising a concrete grouting layer positioned at the position of the construction joint in the wall body, a U-shaped groove anti-leakage and anti-deformation structural layer positioned at the position of the construction joint on the surface of the wall body, a high-elasticity sealing glue layer positioned at the position of the construction joint on the surface of the wall body and two sides of the construction joint from bottom to top, and a spray quick setting rubber asphalt waterproof and anti-corrosion coating layer;
the structure of the U-shaped anti-leakage anti-deformation structural layer comprises a U-shaped groove which is chiseled on a construction joint, and water-proof and deformation expansion joint sealing cement filled in the U-shaped groove from bottom to top.
2. The repair system for construction joints in corrosive environments according to claim 1, wherein the concrete grouting layer is located on the upper and lower sides of the rubber water stop inside the wall body for sealing the construction joints in the wall body.
3. The repair treatment system for construction joints in corrosive environments according to claim 1, wherein the width and the depth of the U-shaped groove are 20-30mm, and the length of the U-shaped groove is equal to that of the construction joints.
4. The repair management system for construction joints in corrosive environments according to claim 1, wherein the length of the high-elasticity sealant layer is the length of the construction joint, and the width is the sum of the width of the construction joint and the width of 400-500mm on both sides of the construction joint.
5. The repair treatment system for construction joints in corrosive environments according to claim 4, wherein the length of the high-elasticity sealant layer is the length of the construction joint, and the width is the sum of the width of the construction joint and the width of 400mm on both sides of the construction joint.
6. The repair treatment system for construction joints in corrosive environments according to claim 5, wherein the width of the high-elasticity sealant layer is the sum of the width of the construction joint and the width of 400mm on both sides of the construction joint.
7. The repair treatment system for construction joints in corrosive environments according to claim 1, wherein the sprayed rapid hardening rubber asphalt waterproof and anticorrosive paint layer has a length of the construction joint and a width of the construction joint which is the sum of the width of the construction joint and the width of 400-500mm on both sides of the construction joint.
8. The repair treatment system for construction joints in corrosive environments according to claim 7, wherein the width of the sprayed rapid hardening rubber asphalt waterproof and anticorrosive paint layer is the sum of the width of the construction joint and the width of 400mm on both sides of the construction joint.
9. The system for repairing a construction joint in a corrosive environment according to claim 1, wherein the thickness of the sprayed rapid hardening rubber asphalt waterproof and anticorrosive paint layer is 1.4-1.6mm.
10. The repair finishing system for construction joints in corrosive environments according to claim 9, wherein the thickness of the sprayed rapid hardening rubberized asphalt waterproof and anticorrosive paint layer is 1.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321793346.2U CN220565762U (en) | 2023-07-10 | 2023-07-10 | Repair treatment system for construction joints in corrosive environment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321793346.2U CN220565762U (en) | 2023-07-10 | 2023-07-10 | Repair treatment system for construction joints in corrosive environment |
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