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1.The anti-corrosion effect is good, and there is no need to consider maintenance. The steel part of the anti-hanging membrane structure is on the outside, and only the membrane part is in contact with the sewage pool, so there will be no corrosion problems, and there is no need to worry about maintenance.
2.The landscape value is high. The membrane structure can change the curve at will, and its beauty is unmatched by other buildings. As long as the designer feels the imagination, the perfect air dome building can be designed, and the ornamental value is extremely high.
3.Low cost. Generally speaking, the span of the sewage tank is generally large and requires more steel. The use of anti-hanging film construction can effectively reduce the use of steel, thereby reducing costs.
4.The construction and installation speed is fast. Due to the particularity of the anti-hanging film capping, there is no requirement for the construction site, which greatly reduces the installation and construction speed.
5.Good fire resistance. Generally, the fire resistance of membrane materials can reach B1 level, which is a flame-retardant material.
6.There are many options for installation style. The installation of anti-hanging film can be selectively made into active, fixed, partially fixed, and translucent according to the actual situation, so as to facilitate later equipment maintenance and overhaul.
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The sewage pool capping membrane structure is also known as the sewage pool anti-hanging membrane, and the sewage pool membrane capping, compared with other sewage pool capping and sealing processes, its own characteristics are still more prominent: it is suitable for large-span pool sealing, fashionable and beautiful appearance, later maintenance, good sealing, long service life, and short construction period;
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Membrane structure.
Characteristics of the structure of the sewage pool membrane covered membrane:
1. Convenient maintenance: due to the requirements of the process, the equipment needs to be repaired and inspected regularly, which can be solved by reserving doors and passages on the side film.
2. The membrane itself has good anti-corrosion performance, light weight, and has the most advantages for large-span pools, with diverse shapes and beautiful and novel;
4. Service life: 15-20 years for membrane part, 50 years for steel structure part;
5. Light weight, high strength, easy installation: the specific gravity of FRP products is only 1 3 1 4 of steel, and the strength is very high. Therefore, the transportation and installation of FRP equipment are very convenient.
6. Low operation and maintenance costs: FRP products themselves have good corrosion resistance, and do not need regular anti-corrosion and other maintenance like metal products. Obviously, maintenance costs are greatly reduced during the operation of the equipment.
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1. Cover and deodorize the sewage pool, and choose a fluorocarbon fiber membrane with strong corrosion resistance, which can effectively avoid the corrosion of the steel structure by the waste odorous gas in the pool and prolong the service life of the steel structure of the land bridge;
2。Low cost, long service life: compared with other sewage pool deodorants, the cost is low, the installation is simple, and the use of Shoulu is long-lived.
3. Light weight, high strength, convenient equipment: the proportion of the sewage pool gas collection hood is only 1 3 to 1 4 of steel products, high degree of curing, serious load, high strength, suitable for large-span pool body, cover plate can be divided into several small pieces, convenient for transportation and installation.
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The membrane structure of the sewage pool is often said to be covered with a sealed cover on the sewage pool, and it is called the membrane structure of the sewage pool because it uses a new membrane structure process.
The surface of the membrane used for the sealing of the anti-hanging film of the sewage pool has an anti-fouling coating, and the surface is not easy to be contaminated with dirt and dust, and it can be kept clean for a long time only by the washing of rainwater. The installation is very convenient, which reduces the occupation of the site, especially in the old pool closure and renovation project, the membrane structure can be hoisted as a whole, which does not affect the operation of the equipment inside the pool.
Precautions for the structure of the sewage pool membrane
Heavy objects should not be stacked on the membrane surface for a long time. Although the membrane structure of the sewage pool can bear the weight of people walking on it, stacking heavy objects on it for a long time will destroy the local load capacity of the membrane surface, and in bad weather, it is more likely to accumulate water and snow, and even the risk of being torn.
Do not scrape the surface of the film with a sharp blade or sharp object. The material used on the surface of the membrane structure of the sewage pool is a dense and impermeable weaving material, and the accidental use of sharp blades or sharp objects to scrape the membrane surface will damage the membrane surface, resulting in the aging of the intermediate fabric layer and affecting the service life of the overall structure.
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The membrane structure of the sewage tank is a new method for treating the waste gas of the sewage tankThis method is not only novel in structure, but also beautiful in shape, easy to install and maintain, and gives full play to the advantages of membrane structure building.
The anti-hanging membrane structure is mainly a steel structure, and the membrane is reverse-hoisted in the form of deodorizing the waste gas of the sewage pool. As a new type of sewage pool exhaust gas deodorization method, the anti-hanging membrane structure has great advantages in membrane performance, structural installation and construction.
Advantages of the covered membrane structure of the sewage tank:
1. The landscape effect is very good.
It can give full play to the imagination of the architect, and the curvature of the membrane structure is difficult to achieve in other buildings, which can fully reflect the natural beauty, artistic beauty, and technical beauty, and is very compatible with the surrounding architectural environment, and is not limited to the small geographical location and difficult place to display the space.
2. Fast processing, manufacturing, construction and installation.
The construction of membrane structure is much faster than that of normal steel structure, and the construction site requirements are not high.
3. Strong anti-corrosion effect.
Due to the particularity of the membrane structure building structure, the steel frame can be erected outside, and only the membrane part is in contact with the primary sedimentation tank, which basically solves the corrosion problem, and there is no need to consider the maintenance problem in the future.
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Anti-hanging film is a sewage pool capping method, which is a sewage pool capping method that replaces FRP, sunlight board, color steel and other cover plates with fluorocarbon fiber membrane.
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The advantages of sewage tank capping are: environmental protection treatment of the waste gas generated by sewage pool wastewater, and finally meet the discharge requirements, and there is no harm to the environment.
As we all know, the sewage pool is a large pollution base, which is complex and corrosive, and also has great harm to the body, so reasonable treatment of waste gas pollution is the top priority of environmental protection workers. In particular, in some industries with serious industrial production pollution, the capping operation on the sewage pool is a manifestation of green and environmentally friendly production.
At this stage, the most used capping method is the sewage pool membrane capping, this capping breaks through the traditional capping mode, the steel structure is on the outside of the membrane layer, the phenomenon that the steel structure is corroded by the exhaust gas in the pool is avoided to the greatest extent, the service life of the steel structure is prolonged, and the overall service life of the anti-hanging membrane structure is improved.
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The main function of the sewage pool deodorization and capping is to close the sewage pool to prevent the odor of the sewage in the sewage pool from volatilizing and polluting the surrounding environment, and it can also be used for pedestrians and machines to carry out construction on the surface of the cover.
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Based on the strong corrosion resistance of the sewage tank gas collection hood, the corrosion resistance of commodities, acid and alkali, and the corrosion of material manufacturing resin, the excellent curing formula is selected, and the curing is guided according to the shape of the sewage tank state, and the specific mold for molding and maintenance is obtained.
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The sewage pool capping is the premise of the subsequent deodorization project, and the odor diffusion is also a kind of pollution, so the sewage pool must be covered before deodorization.
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In order to reduce environmental pollution, relevant regulations have been issued on sewage one after another, collecting and treating the waste gas of the sewage pool, and covering the sewage pool.
So what are the more common ways to cover the sewage pool on the market now?
1.Sunlight panels. The steel support part of the sun panel is located between the sun panel and the exhaust gas.
The sealing of the sunlight plate raises the temperature and accelerates the corrosion of the steel support components. The lifespan is 3-5 years. Even with stainless steel, corrosion problems cannot be eliminated.
At the same time, the visor usually has the problem of aging and brittleness after 2 years.
2.FRP. The corrosion resistance of FRP is relatively good, but its span is not good, and the larger span is generally 8 meters. And as the span becomes larger, the more steel is invested. And the steel body will be corroded when it comes into contact with exhaust gases.
3.Anti-hanging film structure. The advantage of the anti-hanging film structure is that it is reversed, and the membrane surface is in contact with the corrosive gas.
Because the membrane is chemically stable, it will not be corroded. Moreover, the membrane itself has good sealing performance, large span and a service life of up to 15-25 years, which is a more suitable solution for the capping of the sewage pool.
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The membrane structure of the sewage pool refers to the membrane structure covered on the sewage tank, which is used to seal the tank body and collect waste odorous gases, which is also often called: gas collection hood.
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The sewage pool capping membrane structure is also known as the sewage pool anti-hanging membrane, and the membrane of the sewage pool is covered, compared with other sewage pool capping and sealing processes, the characteristics of the world section hole are still relatively prominent: it is suitable for large-span pool sealing, fashionable and beautiful appearance, later maintenance, good sealing, long service life and short construction period;
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1. Long service life: at this stage, the most used capping method is the sewage pool membrane capping, which breaks through the traditional capping mode, and avoids the phenomenon that the steel structure is corroded by the exhaust gas in the pool to the greatest extent, prolongs the service life of the steel structure, and improves the overall service life of the anti-hanging membrane structure;
2. Low cost: the general use of the sewage pool anti-hanging membrane covered by the pool body, the span is relatively large, the demand for membrane material increases, and the use of steel is reduced, the same price is, the cost of anti-hanging film structure construction is more advantageous;
3. Good sealing: the tailor-made structure is completely tailored according to the sewage pool, and can be 100% fitted. And the soft membrane material can be mated to the ground of the sewage pool to the maximum extent, and can be 100% sealed.
This kind of seamless sealing that can fit the corners and corners is comparable to other hard materials without remorse.