High-durability anti-static explosion-proof steel jacket

Abstract

The utility model discloses a high-durability anti-static explosion-proof steel jacket, which belongs to the technical field of explosion prevention of steel jackets, and is characterized by comprising a steel jacket main body, a thermal insulation layer and a built-in working pipe, the thermal insulation layer is sleeved on the surface of the built-in working pipe, and the steel jacket main body is sleeved on the surface of the thermal insulation layer. A static electricity leading-out assembly and an electric conductor are arranged on the inner surface of the steel sleeve body and used in cooperation with the static electricity leading-out assembly, and the problem that in the using process of an existing steel sleeve, static electricity is likely to be generated when fluid in a working pipe in the steel sleeve flows and can be transmitted to the steel sleeve, and the service life of the steel sleeve is prolonged is solved. And if static electricity cannot be effectively guided out, fire disasters or explosions are possibly caused, and the steel jacket is poor in resistance to external environment factors, such as corrosion or rusting and the like, so that the durability of the steel jacket is influenced, the structural strength, the integrity and the usability of the steel jacket are seriously influenced, and the use effect is influenced.

Description

Technical Field

[0001] The utility model relates to the technical field of steel sleeve explosion-proof, in particular to a high-durability anti-static explosion-proof steel sleeve. Background Art

[0002] Steel jacket is used as an outer protective pipe material for pipelines and is often used in steel jacketed steel insulated pipes to protect the internal insulation layer and working steel pipe.

[0003] During the use of the existing steel sleeve, the fluid in the internal working pipe is prone to generate static electricity when flowing, and it will also be transmitted to the steel sleeve. If the static electricity cannot be effectively discharged, it is very likely to cause a fire or explosion. In addition, the steel sleeve has poor resistance to external environmental factors, such as corrosion or rust, which will affect the durability of the steel sleeve, seriously affecting the structural strength, integrity and usability of the steel sleeve. Utility Model Content

[0004] The utility model provides a highly durable anti-static and explosion-proof steel sleeve, aiming to solve the problem that in the use of the existing steel sleeve, the fluid in the internal working pipe is prone to generate static electricity when flowing, and is also transmitted to the steel sleeve. If the static electricity cannot be effectively discharged, it is very likely to cause fire or explosion, and the steel sleeve has poor resistance to external environmental factors, such as corrosion or rust, which will affect the durability of the steel sleeve, seriously affect the structural strength, integrity and usability of the steel sleeve, and thus affect the use effect.

[0005] The utility model is implemented as follows: a highly durable antistatic explosion-proof steel sleeve comprises a steel sleeve body, a thermal insulation layer and a built-in working pipe, wherein the thermal insulation layer is sleeved on the surface of the built-in working pipe, and the steel sleeve body is sleeved on the surface of the thermal insulation layer, and the inner surface of the steel sleeve body is respectively provided with a static lead-out component and a conductor, and the conductor is used in conjunction with the static lead-out component;

[0006] The electrostatic derivation assembly includes an upper arc plate and a lower arc plate, the upper arc plate and the lower arc plate are respectively sleeved on the top and bottom of the surface of the steel sleeve body, and connecting plates are welded on both sides of the upper arc plate and the upper arc plate, the upper arc plate and the upper arc plate are bolted together, and an electrostatic grounding body is welded on the bottom of the lower arc plate.

[0007] In order to achieve the effect of connecting the upper arc plate and the lower arc plate, as a highly durable anti-static and explosion-proof steel sleeve of the utility model, a bolt is preferably passed through the inside of the bottom connecting plate, and the top of the bolt extends to the top of the top connecting plate, and the surface of the bolt is threadedly connected with a fastening nut, and the bottom of the fastening nut is in close contact with the top connecting plate.

[0008] In order to achieve a good static electricity conduction effect, as a preferred embodiment of the utility model, a highly durable antistatic explosion-proof steel sleeve, the static electricity grounding body and the conductor are both components made of tinned copper busbars.

[0009] In order to achieve the effect of improving the durability of the steel sleeve main body and the electrostatic derivation component, as a highly durable anti-static and explosion-proof steel sleeve of the utility model, the steel sleeve main body is preferably composed of a stainless steel sleeve, and the surfaces of the steel sleeve main body and the electrostatic derivation component are both provided with a waterproof layer, and the surface of the waterproof layer is provided with an anti-corrosion layer.

[0010] In order to enhance the anti-corrosion ability of the steel sleeve body and the electrostatic lead-out component, as a preferred embodiment of the utility model, a highly durable anti-static and explosion-proof steel sleeve is preferably selected, wherein the waterproof layer is composed of an epoxy resin primer and is evenly coated on the surface of the steel sleeve body and the electrostatic lead-out component respectively.

[0011] In order to enhance the corrosion resistance of the steel sleeve body and the electrostatic lead-out assembly, a highly durable antistatic and explosion-proof steel sleeve is preferably selected in the utility model. The anti-corrosion layer is composed of epoxy resin corrosion-resistant coating and is evenly coated on the surface of the waterproof layer.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The high-durability anti-static and explosion-proof steel sleeve is provided with an electrostatic lead-out component and a conductor. When static electricity is generated in the built-in working tube inside the steel sleeve body, it can be transmitted to the steel sleeve body through the conductor, and the static electricity is transmitted to the earth by the electrostatic lead-out component on the surface of the steel sleeve body, thereby achieving the effect of preventing static electricity explosion. The waterproof layer and the anti-corrosion layer are compositely arranged. The waterproof layer can enhance the resistance of the steel sleeve body and the electrostatic lead-out component to moisture, so that moisture is not easy to erode into the inside of the two, thereby enhancing the anti-corrosion effect. The anti-corrosion layer can enhance the corrosion resistance of the steel sleeve body and the electrostatic lead-out component, so that it is not easy to be corroded by corrosive substances in the external environment, thereby ensuring good durability. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is the overall structural diagram of the high-durability anti-static and explosion-proof steel sleeve of the utility model;

[0015] Figure 2 It is a structural schematic diagram of the static electricity extraction component in the utility model;

[0016] Figure 3 It is an exploded schematic diagram of the steel sleeve main body in the utility model.

[0017] In the figure, 1. Steel casing body; 2. Insulation layer; 3. Built-in working pipe; 4. Electrostatic lead-out assembly; 401. Upper arc plate; 402. Lower arc plate; 403. Connecting plate; 404. Electrostatic grounding body; 5. Conductor; 6. Bolts; 7. Nuts; 8. Waterproof layer; 9. Anti-corrosion layer. DETAILED DESCRIPTION

[0018] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0019] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, in the description of the present invention, "multiple" means two or more, unless otherwise clearly and specifically defined.

[0020] See also Figure 1-3 The utility model provides a technical solution: a highly durable antistatic explosion-proof steel sleeve, comprising a steel sleeve body 1, an insulation layer 2 and a built-in working tube 3, the insulation layer 2 is sleeved on the surface of the built-in working tube 3, and the steel sleeve body 1 is sleeved on the surface of the insulation layer 2, and the inner surface of the steel sleeve body 1 is respectively provided with an electrostatic lead-out component 4 and a conductor 5, and the conductor 5 is used in conjunction with the electrostatic lead-out component 4;

[0021] The electrostatic extraction component 4 includes an upper arc plate 401 and a lower arc plate 402, which are respectively sleeved on the top and bottom of the surface of the steel sleeve body 1, and connecting plates 403 are welded on both sides of the upper arc plate 401 and the upper arc plate 401, and the upper arc plate 401 and the upper arc plate 401 are bolted together, and an electrostatic grounding body 404 is welded on the bottom of the lower arc plate 402.

[0022] In this embodiment: by providing an electrostatic lead-out component 4 and a conductor 5, when static electricity is generated in the built-in working tube 3 inside the steel sleeve body 1, it can be transmitted to the steel sleeve body 1 through the conductor 5, and the static electricity is transmitted to the earth by the electrostatic lead-out component 4 on the surface of the steel sleeve body 1, thereby achieving an anti-static explosion effect, and by the composite arrangement of the waterproof layer 8 and the anti-corrosion layer 9, the waterproof layer 8 can enhance the resistance of the steel sleeve body 1 and the electrostatic lead-out component 4 to moisture, so that moisture is not easy to erode into the inside of the two, thereby enhancing the anti-corrosion effect, and the anti-corrosion layer 9 can enhance the corrosion resistance of the steel sleeve body 1 and the electrostatic lead-out component 4, so that it is not easy to be corroded by corrosive substances in the external environment, thereby ensuring good durability.

[0023] As a technical optimization solution of the utility model, a bolt 6 runs through the inside of the bottom connecting plate 403, and the top of the bolt 6 extends to the top of the top connecting plate 403. The surface of the bolt 6 is threadedly connected with a fastening nut 7, and the bottom of the fastening nut 7 is in close contact with the top connecting plate 403.

[0024] In this embodiment, by providing the bolts 6 and the nuts 7 , the connection between the upper arc plate 401 and the lower arc plate 402 can be achieved through the cooperation between the bolts 6 and the nuts 7 .

[0025] As a technical optimization solution of the utility model, the electrostatic grounding body 404 and the conductor 5 are both components made of tinned copper busbars.

[0026] In this embodiment, by arranging that both the electrostatic grounding body 404 and the conductor 5 are made of tinned copper busbars, a good electrostatic discharge effect can be achieved.

[0027] As a technical optimization solution of the utility model, the steel sleeve body 1 is composed of a stainless steel sleeve, and the surfaces of the steel sleeve body 1 and the electrostatic derivation component 4 are both provided with a waterproof layer 8, and the surface of the waterproof layer 8 is provided with an anti-corrosion layer 9.

[0028] In this embodiment: by providing a waterproof layer 8 and an anti-corrosion layer 9, the waterproof and anti-corrosion capabilities of the steel sleeve body 1 and the static electricity lead-out assembly 4 can be enhanced, so that they are not easily damaged and have good durability.

[0029] As a technical optimization solution of the present invention, the waterproof layer 8 is composed of epoxy resin primer and is evenly coated on the surface of the steel sleeve body 1 and the static electricity lead-out component 4 respectively.

[0030] In this embodiment: by setting the waterproof layer 8 to be composed of epoxy resin primer, the resistance of the steel sleeve body 1 and the electrostatic lead-out component 4 to moisture can be enhanced, so it is not easy for moisture to erode the inside of the two, thereby enhancing the anti-corrosion effect.

[0031] As a technical optimization solution of the present utility model, the anti-corrosion layer 9 is made of epoxy resin corrosion-resistant coating and is evenly coated on the surface of the waterproof layer 8.

[0032] In this embodiment: by setting the anti-corrosion layer 9 to be composed of epoxy resin corrosion-resistant coating, the corrosion resistance of the steel sleeve body 1 and the electrostatic lead-out assembly 4 can be improved, so that they are not easily corroded by corrosive substances in the external environment, thereby ensuring good durability.

[0033] Working principle: First, by setting up the static electricity lead-out component 4 and the conductor 5, when the built-in working tube 3 inside the steel sleeve body 1 generates static electricity, it can be transmitted to the steel sleeve body 1 through the conductor 5, and through the lower arc plate 402 on the surface of the steel sleeve body 1, and finally through the static electricity grounding body 404 to the earth, so as to achieve the purpose of preventing static electricity explosion, and through the composite setting of the waterproof layer 8 and the anti-corrosion layer 9, the waterproof layer 8 can enhance the resistance of the steel sleeve body 1 and the static electricity lead-out component 4 to moisture, so that moisture is not easy to erode into the inside of the two, thereby enhancing the anti-corrosion effect, and the anti-corrosion layer 9 can improve the corrosion resistance of the steel sleeve body 1 and the static electricity lead-out component 4, so that it is not easy to be corroded by corrosive substances in the external environment, thereby ensuring good durability.

[0034] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A highly durable antistatic explosion-proof steel jacket, comprising a steel jacket body (1), a thermal insulation layer (2) and a built-in working pipe (3), characterized in that: The thermal insulation layer (2) is sleeved on the surface of the built-in working tube (3), and the steel sleeve body (1) is sleeved on the surface of the thermal insulation layer (2). The inner surface of the steel sleeve body (1) is provided with a static electricity lead-out component (4) and a conductor (5), and the conductor (5) is used in conjunction with the static electricity lead-out component (4). The static electricity extraction component (4) comprises an upper arc plate (401) and a lower arc plate (402), wherein the upper arc plate (401) and the lower arc plate (402) are respectively sleeved on the top and bottom of the surface of the steel sleeve body (1), and connecting plates (403) are welded on both sides of the upper arc plate (401) and the upper arc plate (401), the upper arc plate (401) and the upper arc plate (401) are bolted together, and an static electricity grounding body (404) is welded on the bottom of the lower arc plate (402).

2. A highly durable antistatic explosion-proof steel sleeve according to claim 1, characterized in that: A bolt (6) passes through the bottom connecting plate (403), and the top of the bolt (6) extends to the top of the top connecting plate (403). A fastening nut (7) is threadedly connected to the surface of the bolt (6), and the bottom of the fastening nut (7) is in tight contact with the top connecting plate (403).

3. The high-durability anti-static and explosion-proof steel sleeve according to claim 1 is characterized in that: The electrostatic grounding body (404) and the conductor (5) are both components made of tinned copper busbars.

4. The high-durability anti-static and explosion-proof steel sleeve according to claim 1 is characterized in that: The steel sleeve body (1) is made of a stainless steel sleeve, and the surfaces of the steel sleeve body (1) and the static electricity extraction component (4) are both provided with a waterproof layer (8), and the surface of the waterproof layer (8) is provided with an anti-corrosion layer (9).

5. The high-durability anti-static and explosion-proof steel sleeve according to claim 4 is characterized in that: The waterproof layer (8) is made of epoxy resin primer and is evenly coated on the surface of the steel sleeve body (1) and the static electricity lead-out component (4).

6. A highly durable antistatic explosion-proof steel sleeve according to claim 4, characterized in that: The anti-corrosion layer (9) is made of epoxy resin anti-corrosion paint and is evenly coated on the surface of the waterproof layer (8).

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