Steel structure with high corrosion resistance for marine environment

Abstract

The utility model relates to a marine environment steel structure with strong anti-corrosion capability, in particular to a marine environment steel structure with strong anti-corrosion capability, which comprises a mounting plate, the outer surface of the mounting plate is fixedly connected with a steel member body, and the outer surface of the mounting plate is provided with a splicing device. A functional coating is arranged on the outer surface of the steel member body, and in the prior art, when the steel member is transported, a splicing device capable of splicing the steel members and protecting the mounting plate from being damaged is mounted on the outer surface of the mounting plate, so that the steel member is transported to a destination in an intact manner, and the steel member is prevented from being damaged. And the splicing device facilitates packaging of the steel member and improves the loading efficiency, the corrosion resistance of the steel member is enhanced through the functional coating on the steel member body, and the outermost layer is provided with the waterproof coating, so that the steel member is protected by one more layer, and the service life of the steel member is prolonged.

Description

Technical Field

[0001] The utility model relates to a steel structure for a marine environment with strong anti-corrosion capability, in particular to a steel structure for a marine environment with strong anti-corrosion capability. Background Art

[0002] Marine environment steel components refer to various steel structures used in marine environments, including platforms, brackets, pipelines, ships, etc. Marine steel structures have many advantages over traditional building materials, such as strong corrosion resistance, good resistance to strong corrosive environments such as seawater and salt spray, high strength, ability to withstand large wind and wave attacks, good wind resistance, ensuring the safety of offshore buildings, free shape, low construction difficulty, etc., and can meet the complex structure and construction requirements in marine engineering;

[0003] During the transportation of steel components, the mounting plates are prone to collision, causing the mounting plates to be deformed and unable to be installed when put into use. Or, defects on the mounting plates after installation may cause safety hazards to the platforms and other buildings built with steel components, resulting in casualties and serious property losses. Utility Model Content

[0004] The main purpose of the utility model is to provide a steel structure for marine environment with strong corrosion resistance, so as to solve the problems raised in the relevant technology. During the transportation of steel components, collisions are likely to occur between mounting plates, resulting in deformation of the mounting plates, which may make them impossible to install when put into use, or defects on the mounting plates after installation may cause safety hazards to the platforms and other buildings built with steel components, causing casualties and serious property losses.

[0005] In order to achieve the above-mentioned purpose, according to one aspect of the utility model, a steel structure for marine environment with strong corrosion resistance is provided, including a mounting plate, the outer surface of which is fixedly connected to a steel component body, the outer surface of the mounting plate is provided with a splicing device, the outer surface of the steel component body is provided with a functional coating, the splicing device includes a rectangular shell, a first connecting port is opened on one side of the outer surface of the rectangular shell, and a first connecting block is inserted and connected to the inner wall of the first connecting port.

[0006] Furthermore, a first circular hole is provided on one side of the outer surface of the first connecting port, a circular groove is provided on the outer surface of the first connecting block, a round rod is fixedly connected to the inside of the circular groove, a spring is provided on the arc surface of the round rod, a sleeve rod is slidably connected to one side of the outer surface of the round rod, and the surface area and shape of the inner wall of the sleeve rod are adapted to the surface area and shape of the outer surface of the round rod.

[0007] Furthermore, a C-shaped block is provided on the outer surface of the steel component body, a bolt is fixedly connected to one side of the outer surface of the C-shaped block, a second circular hole is opened on the outer surface of the rectangular shell, a nut is threadedly connected to the outer surface of the bolt, and the outer surface area of ​​the bolt is adapted to the inner wall surface area of ​​the second circular hole.

[0008] Furthermore, a hanging ring is fixedly connected to one side of the outer surface of the rectangular shell, a second connecting port is opened on one side of the outer surface of the rectangular shell, a second connecting block is inserted and connected to the inner wall of the second connecting port, and the outer surface area size and shape of the second connecting block are adapted to the surface area size and shape of the inner wall of the second connecting port.

[0009] Furthermore, the functional coating includes a waterproof coating, which includes an acrylic coating and a fluoropolymer coating, and an anti-corrosion coating is arranged inside the waterproof coating, which includes a phenolic resin coating and a chrome-plated metal layer.

[0010] Furthermore, a wear-resistant coating is arranged inside the anti-corrosion coating, the wear-resistant coating includes a high-chromium alloy layer, and a thermal insulation layer is arranged inside the wear-resistant coating, the thermal insulation layer includes a rare earth element and an aluminum-magnesium alloy layer.

[0011] Compared with the prior art, the utility model has the following beneficial effects: in the prior art, when steel components are transported, a splicing device is installed on the outer surface of the mounting plate, which can splice the steel components and protect the mounting plate from damage, so that the steel components can be transported to the destination intact, and the splicing device is convenient for packing the steel components, thereby improving the loading efficiency. The functional coating on the steel component body enhances the corrosion resistance of the steel component, and the outermost layer has a waterproof coating, so that the steel component is protected by an extra layer, thereby extending the service life of the steel component. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0013] Figure 2 This is a schematic diagram of the functional coating structure of the utility model;

[0014] Figure 3 This is a schematic diagram of the structure of the splicing device of the utility model;

[0015] Figure 4 This is a schematic diagram of the structure of the second connection port of the utility model.

[0016] Illustrations: 1. Mounting plate; 2. Steel component body; 3. Splicing device; 4. Functional coating; 31. Rectangular shell; 32. First connection port; 33. First connection block; 34. First circular hole; 35. Circular groove; 36. Round rod; 37. Spring; 38. Sleeve rod; 39. C-shaped block; 310. Bolt; 311. Second circular hole; 312. Nut; 313. Lifting ring; 314. Second connection port; 315. Second connection block; 41. Waterproof coating; 42. Anti-corrosion coating; 43. Wear-resistant coating; 44. Thermal insulation layer. DETAILED DESCRIPTION

[0017] See also Figure 1-Figure 4 As shown, the purpose of this embodiment is to provide a steel structure for marine environment with strong corrosion resistance, including a mounting plate 1, a mounting plate 1, an outer surface of the mounting plate 1 is fixedly connected to a steel component body 2, a splicing device 3 is provided on the outer surface of the mounting plate 1, and a functional coating 4 is provided on the outer surface of the steel component body 2. The splicing device 3 includes a rectangular shell 31, and a first connecting port 32 is opened on one side of the outer surface of the rectangular shell 31. A first connecting block 33 is inserted and connected to the inner wall of the first connecting port 32. Through the cooperation of the first connecting port 32 and the first connecting block 33, the steel components can be spliced ​​left and right;

[0018] A first circular hole 34 is formed on one side of the outer surface of the first connection port 32, a circular groove 35 is formed on the outer surface of the first connection block 33, a round rod 36 is fixedly connected to the inside of the circular groove 35, a spring 37 is provided on the arc surface of the round rod 36, a sleeve rod 38 is slidably connected to one side of the outer surface of the round rod 36, and the inner wall surface area and shape of the sleeve rod 38 are adapted to the outer surface area and shape of the round rod 36. Through the cooperation of the round rod 36, the spring 37 and the sleeve rod 38, the steel components can be quickly spliced ​​and separated;

[0019] A C-shaped block 39 is provided on the outer surface of the steel member body 2, a bolt 310 is fixedly connected to one side of the outer surface of the C-shaped block 39, a second circular hole 311 is provided on the outer surface of the rectangular shell 31, a nut 312 is threadedly connected to the outer surface of the bolt 310, and the outer surface area of ​​the bolt 310 is adapted to the inner wall surface area of ​​the second circular hole 311. Through the cooperation of the C-shaped block 39 and the rectangular shell 31, the mounting plate 1 is protected and will not be damaged by collision.

[0020] A lifting ring 313 is fixedly connected to one side of the outer surface of the rectangular shell 31, and a second connection port 314 is opened on one side of the outer surface of the rectangular shell 31. A second connection block 315 is inserted and connected to the inner wall of the second connection port 314. The outer surface area and shape of the second connection block 315 are adapted to the inner surface area and shape of the second connection port 314. Through the action of the lifting ring 313, the steel member can be lifted by a crane for stacking and splicing up and down.

[0021] The functional coating 4 includes a waterproof coating 41, which includes an acrylic coating and a fluoropolymer coating. An anti-corrosion coating 42 is provided inside the waterproof coating 41, and the anti-corrosion coating 42 includes a phenolic resin coating and a chrome-plated metal layer. Through the effect of the waterproof coating 41, the steel component body 2 is reduced from erosion caused by seawater, thereby extending the service life of the steel component.

[0022] A wear-resistant coating 43 is arranged inside the anti-corrosion coating 42, and the wear-resistant coating 43 includes a high chromium alloy layer. A thermal insulation layer 44 is arranged inside the wear-resistant coating 43, and the thermal insulation layer 44 includes rare earth elements and an aluminum-magnesium alloy layer. Through the action of the anti-corrosion coating 42, the corrosion resistance of the steel component is further enhanced.

[0023] When the utility model is used, the rectangular shell 31 is sleeved on the outside of the mounting plate 1, so that the second circular hole 311 on the rectangular shell 31 is aligned with the mounting hole on the mounting plate 1, and then the openings of the two C-shaped blocks 39 are relatively clamped on the outer surface of the steel component body 2, and then the bolt 310 is pushed forward until it passes through the mounting hole and then through the second circular hole 311, and the nut 312 is screwed onto the bolt 310 until it is tightened. At this time, all the steel components installed with the rectangular shell 31 and the C-shaped block 39 are spliced. When splicing, the first connecting block 33 is aligned with the first connecting port 32. At this time, the sleeve rod 38 is pressed to insert the first connecting block 33 into the first connecting port 32, and the sleeve rod 38 is loosened. The sleeve rod 38 is ejected from the first circular hole 34 by the reset effect of the spring 37, thereby fixing Fix the steel component. When stacking, lift the steel component through the lifting ring 313, insert the second connecting block 315 into the second connecting port 314 to complete the stacking. After the installation is completed, transport the steel component to the designated location, remove the splicing device 3 with the reverse steps above, align the mounting plate 1 with the mounting position to install the steel component body 2. After the installation is completed, the thermal insulation layer 44 on the surface of the steel component body 2 can keep the surface temperature of the steel component body 2 at the optimal temperature to avoid the internal loss of the steel component body 2. The wear-resistant coating 43 makes the surface of the steel component body 2 not easily lost. The anti-corrosion coating 42 enhances the corrosion resistance of the steel component body 2 on the original basis. The waterproof coating 41 blocks the seawater from directly contacting the steel component body 2, thereby extending the service life of the steel component.

[0024] In order to further explain the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the specific implementation method, structure, characteristics and effects of the present invention are described in detail below in combination with the accompanying drawings and preferred embodiments.

[0025] The above description is only a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any technical personnel in this field can make some changes or modify the technical contents disclosed above into equivalent embodiments without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A steel structure for use in a marine environment with strong corrosion resistance, comprising a mounting plate (1), characterized in that: The mounting plate (1) has a steel component body (2) fixedly connected to its outer surface, a splicing device (3) provided on its outer surface, a functional coating (4) provided on its outer surface, the splicing device (3) comprising a rectangular outer shell (31), a first connection port (32) provided on one side of the outer surface of the rectangular outer shell (31), and a first connection block (33) inserted and connected to the inner wall of the first connection port (32).

2. The steel structure for marine environment with strong corrosion resistance according to claim 1, characterized in that: A first circular hole (34) is formed on one side of the outer surface of the first connecting port (32), a circular groove (35) is formed on the outer surface of the first connecting block (33), a round rod (36) is fixedly connected to the inside of the circular groove (35), a spring (37) is provided on the arc surface of the round rod (36), a sleeve rod (38) is slidably connected to one side of the outer surface of the round rod (36), and the inner wall surface area and shape of the sleeve rod (38) are adapted to the outer surface area and shape of the round rod (36).

3. The steel structure for marine environment with strong corrosion resistance according to claim 2, characterized in that: The outer surface of the steel component body (2) is provided with a C-shaped block (39), one side of the outer surface of the C-shaped block (39) is fixedly connected with a bolt (310), the outer surface of the rectangular shell (31) is provided with a second circular hole (311), the outer surface of the bolt (310) is threadedly connected with a nut (312), and the outer surface area of ​​the bolt (310) is matched with the inner wall surface area of ​​the second circular hole (311).

4. The steel structure for marine environment with strong corrosion resistance according to claim 3 is characterized in that: A lifting ring (313) is fixedly connected to one side of the outer surface of the rectangular shell (31), a second connection port (314) is provided on one side of the outer surface of the rectangular shell (31), a second connection block (315) is inserted and connected to the inner wall of the second connection port (314), and the outer surface area and shape of the second connection block (315) are matched to the inner surface area and shape of the second connection port (314).

5. The steel structure for marine environment with strong corrosion resistance according to claim 4, characterized in that: The functional coating (4) comprises a waterproof coating (41), wherein the waterproof coating (41) comprises an acrylic coating and a fluoropolymer coating, and an anti-corrosion coating (42) is arranged inside the waterproof coating (41), wherein the anti-corrosion coating (42) comprises a phenolic resin coating and a chrome-plated metal layer.

6. The steel structure for marine environment with strong corrosion resistance according to claim 5, characterized in that: A wear-resistant coating (43) is provided inside the anti-corrosion coating (42), the wear-resistant coating (43) comprises a high-chromium alloy layer, and a thermal insulation layer (44) is provided inside the wear-resistant coating (43), the thermal insulation layer (44) comprises a rare earth element and an aluminum-magnesium alloy layer.

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