Mussel prevention and control concrete structure of pumped storage power station

Abstract

The utility model discloses a pumped storage power station mussel prevention concrete structure which comprises a concrete pipeline, permeable crystallization material layers are arranged on the surfaces of the inner side and the outer side of the concrete pipeline, and anti-adhesion films are arranged on the surfaces of the sides, away from the concrete pipeline, of the permeable crystallization material layers. The method comprises the following steps: modifying a concrete body by using a capillary crystalline material to enhance the surface, and performing shell prevention and protection on the outer surface by using a film-forming material with small roughness and a large contact angle. According to the utility model, the concrete body is modified and the surface is enhanced by using the capillary crystalline material, and then the outer surface is subjected to shellfish prevention and protection by using the film-forming material with small roughness and large contact angle, so that the capillary crystalline material and the film-forming material have complementary advantages, and marine organisms such as mussels and the like can be effectively prevented from being attached.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of concrete structures of mussel prevention and treatment of pumped storage power station, belong to pumped storage power station equipment facility technical field. BACKGROUND

[0002] Pumped storage power station has extremely high requirement to the performance of concrete.When pumped storage power station is built on sea, mussel and other organisms in ocean parasitize on concrete structure, and cause damage to concrete.These dense mussel attachment on the surface of tunnel concrete, secret acid liquid, cause biological corrosion to concrete and reduce water delivery efficiency.Mussel and other organisms in ocean parasitize on concrete structure, cause damage to concrete, cause damage or destruction to pumped storage power station, increase repair cost, increase the safety problem of pumped storage power station.Therefore, we propose a kind of concrete structures of mussel prevention and treatment of pumped storage power station. SUMMARY

[0003] The utility model aims at providing a kind of concrete structures of mussel prevention and treatment of pumped storage power station, enhance the performance of concrete of pumped storage power station, effectively prevent the attachment of mussel using epoxy resin, erosion.

[0004] To solve the above technical problem, the utility model adopts the following technical scheme: a kind of concrete structures of mussel prevention and treatment of pumped storage power station, including concrete pipeline, the surface of both sides of the concrete pipeline is provided with permeable crystalline material layer, the surface of the side of permeable crystalline material layer away from concrete pipeline is provided with anti-attachment film, first use permeable crystalline material to modify concrete body and enhance surface, then use film-forming material with small roughness and large contact angle on outer surface to prevent mussel and protect.

[0005] The aforementioned concrete structures of mussel prevention and treatment of pumped storage power station, the permeable crystalline material layer is made of modified potassium silicate or cement-based permeable crystalline material.

[0006] The aforementioned concrete structures of mussel prevention and treatment of pumped storage power station, the anti-attachment film is made of epoxy resin.

[0007] The aforementioned concrete structures of mussel prevention and treatment of pumped storage power station, the pipe wall of concrete pipeline is embedded with connecting column, the both ends of connecting column protrude from the outer wall of concrete pipeline, and protrude from permeable crystalline material layer and anti-attachment film, the both ends of connecting column are provided with metal mesh clothes, the metal mesh clothes cover the inner cavity and outer surface of concrete pipeline, and the metal mesh clothes do not contact with anti-attachment film.

[0008] The aforementioned concrete structures of mussel prevention and treatment of pumped storage power station, the metal mesh clothes are connected with wire, and the wire is connected with current pulse generator.

[0009] The connecting column outer surface and the contact surface of the concrete pipeline, the permeable crystalline material layer and the anti-attachment film are provided with an insulation layer.

[0010] Compared with the prior art, the utility model discloses, the utility model discloses using the permeable crystalline material first to modify the surface of concrete body and then using the film forming material with small roughness and big contact angle on the outer surface to prevent the attachment of mussels and protect, and the two are complementary and supplementary to each other, which can effectively prevent the attachment of marine organisms such as mussels; at the same time, the metal mesh clothes with a net structure are attached to the outermost layer, which can effectively intercept the biological attachment on the pipe wall in seawater, and the metal mesh clothes is powered by the electric field power to generate current pulses, further preventing marine organisms such as mussels from approaching and attaching. BRIEF DESCRIPTION OF DRAWINGS

[0011] Figure 1 It is the structure schematic diagram of the utility model embodiment 1;

[0012] Figure 2 It is the structure schematic diagram of the utility model embodiment 2 and embodiment 3.

[0013] Reference signs: 1-concrete pipeline, 2-permeable crystalline material layer, 3-anti-attachment film, 4-connecting column, 5-metal mesh clothes.

[0014] The utility model will be further described in connection with the drawings and specific embodiments. DETAILED DESCRIPTION

[0015] The utility model embodiment 1: a kind of mussel prevention and cure concrete structure of pumped storage power station, including concrete pipeline 1, the surface of both sides of the concrete pipeline 1 inside and outside is provided with permeable crystalline material layer 2, the surface of the side away from concrete pipeline 1 of permeable crystalline material layer 2 is provided with anti-attachment film 3.Permeable crystalline material is used to modify the surface of concrete body first, then the film forming material with small roughness and big contact angle is used on outer surface to prevent the attachment of mussels and protect.Mussel prevention and cure technology is core technology, and concrete modification and reinforcement technology is foundation, only the modification and reinforcement of concrete body can reduce the porosity of concrete, increase the compactness of concrete, to guarantee the adhesion and durability of surface layer mussel prevention material.Therefore, the two are complementary and supplementary to each other.

[0016] Specifically, the permeable crystalline material layer 2 is made of modified potassium silicate or cement-based permeable crystalline material.

[0017] Specifically, the anti-attachment film 3 is made of epoxy resin.

[0018] The utility model discloses an embodiment 2: a kind of pumped storage power station mussel prevention and cure concrete structure, including concrete pipeline 1, the both sides surface of the concrete pipeline 1 inside and outside is provided with permeable crystalline material layer 2, the permeable crystalline material layer 2 is made of modified potassium silicate or cement-based permeable crystalline material, the surface of the permeable crystalline material layer 2 far from one side of concrete pipeline 1 is provided with anti-adhesion film 3, the anti-adhesion film 3 is made of epoxy resin. First, the surface of concrete body is modified and enhanced using permeable crystalline material, then roughness is small and contact angle is large on outer surface using film-forming material to prevent mussel and protection. Mussel prevention and cure technology is core technology, and concrete modification and enhancement technology is foundation. Only by modifying and enhancing concrete body, the porosity of concrete can be reduced, the compactness of concrete can be increased, the adhesion and durability of surface layer mussel prevention material can be ensured. Therefore, the two are complementary to each other.

[0019] Among them, the pipe wall of the concrete pipeline 1 is embedded with connecting column 4, the both ends of the connecting column 4 extend out of the outer wall of the concrete pipeline 1, and simultaneously extend out of the permeable crystalline material layer 2 and the anti-adhesion film 3, the both ends of the connecting column 4 are provided with metal mesh clothes 5, the metal mesh clothes 5 cover the inner cavity and the outer surface of the concrete pipeline 1, and the metal mesh clothes 5 are not in contact with the anti-adhesion film 3. The metal mesh clothes 5 are in a mesh structure, and can effectively intercept biological attachment on the pipe wall in seawater.

[0020] The utility model discloses an embodiment 3: a kind of pumped storage power station mussel prevention and cure concrete structure, including concrete pipeline 1, the both sides surface of the concrete pipeline 1 inside and outside is provided with permeable crystalline material layer 2, the permeable crystalline material layer 2 is made of modified potassium silicate or cement-based permeable crystalline material, the surface of the permeable crystalline material layer 2 far from one side of concrete pipeline 1 is provided with anti-adhesion film 3, the anti-adhesion film 3 is made of epoxy resin. First, the surface of concrete body is modified and enhanced using permeable crystalline material, then roughness is small and contact angle is large on outer surface using film-forming material to prevent mussel and protection. Mussel prevention and cure technology is core technology, and concrete modification and enhancement technology is foundation. Only by modifying and enhancing concrete body, the porosity of concrete can be reduced, the compactness of concrete can be increased, the adhesion and durability of surface layer mussel prevention material can be ensured. Therefore, the two are complementary to each other.

[0021] Among them, the pipe wall of the concrete pipeline 1 is embedded with connecting column 4, the both ends of the connecting column 4 extend out of the outer wall of the concrete pipeline 1, and simultaneously extend out of the permeable crystalline material layer 2 and the anti-adhesion film 3, the both ends of the connecting column 4 are provided with metal mesh clothes 5, the metal mesh clothes 5 cover the inner cavity and the outer surface of the concrete pipeline 1, and the metal mesh clothes 5 are not in contact with the anti-adhesion film 3.

[0022] The metal mesh 5 is connected with a wire, the wire is connected with a current pulse generator, and the outer surface of the connecting column 4 is provided with an insulating layer.

[0023] The metal mesh 5 is in a mesh structure, can effectively intercept marine organisms in seawater from adhering to the pipe wall, and is preferably made of an alloy material which is anticorrosive, wear-resistant and conductive; the metal mesh 5 is powered by an electric field to generate current pulses, thereby further preventing marine organisms such as mussels from approaching and adhering. The metal mesh 5 is not in contact with the anti-adhesion film 3, and the outer surface of the connecting column 4 is provided with an insulating layer, both of which are for preventing the anti-adhesion film 3 from being separated due to current.

[0024] The working principle of one embodiment of the utility model is as follows: the utility model first modifies and strengthens the surface of the concrete body by using a permeable crystalline material, and then uses a film-forming material with small roughness and large contact angle on the outer surface to prevent mussels and protect. The mussel prevention and control technology is the core technology, and the concrete modification and strengthening technology is the foundation. Only by modifying and strengthening the concrete body can the porosity of the concrete be reduced and the compactness of the concrete be increased, so as to ensure the adhesion and durability of the surface layer mussel prevention material. Therefore, the two are complementary to each other. Meanwhile, the metal mesh 5 in a mesh structure is attached to the outermost layer, can effectively intercept marine organisms in seawater from adhering to the pipe wall, and the metal mesh 5 is powered by an electric field to generate current pulses, thereby further preventing marine organisms such as mussels from approaching and adhering.

Claims

1. A concrete structure for the prevention of zebra mussels in a pumped storage power plant, characterized in that, The concrete pipeline (1) is internally and externally provided with a layer of permeable crystalline material (2), and the surface of the layer of permeable crystalline material (2) away from the concrete pipeline (1) is provided with an anti-adhesion film (3).

2. A concrete structure for the control of zebra mussels in a pumped storage hydroelectric power plant according to claim 1, wherein The layer of permeable crystalline material (2) is made of modified potassium silicate or cement-based permeable crystalline material.

3. A concrete structure for the control of zebra mussels in a pumped storage hydroelectric power plant according to claim 2, wherein The anti-adhesion film (3) is made of epoxy resin.

4. A concrete structure for the control of zebra mussels in a pumped storage hydroelectric power plant according to claim 2 or 3, characterized in that, The wall of the concrete pipeline (1) is pre-embedded with a connecting column (4), the two ends of the connecting column (4) extend out of the outer wall of the concrete pipeline (1), and extend out of the layer of permeable crystalline material (2) and the anti-adhesion film (3), the two ends of the connecting column (4) are provided with a metal mesh coating (5), the metal mesh coating (5) covers the inner cavity and the outer surface of the concrete pipeline (1), and the metal mesh coating (5) does not contact the anti-adhesion film (3).

5. A concrete structure for the control of zebra mussels in a pumped storage hydroelectric power plant according to claim 4, wherein The metal mesh coating (5) is connected with a wire, and the wire is connected with a current pulse generator.

6. A concrete structure for the control of zebra mussels in a pumped storage hydroelectric power plant according to claim 5, wherein The outer surface of the connecting column (4) is provided with an insulating layer at the contact surface with the concrete pipeline (1), the layer of permeable crystalline material (2) and the anti-adhesion film (3).

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