Fabricated steel structure with good sound insulation effect

Abstract

The utility model discloses an assembly type steel structure with a good sound insulation effect, which comprises a steel structure body, a protective layer is arranged on the surface of the steel structure body, and the protective layer comprises a weather-proof layer, an anti-corrosion layer, a waterproof layer and a wear-resistant layer. According to the utility model, through the cooperation of the micropore noise reduction layer and the diffuse reflection layer, the inclined micropores and the diffuse reflection layer can perform diffuse reflection on sound waves to preliminarily weaken the intensity of the sound waves, and the sound waves entering the inclined micropores are deflected and refracted to cause air vibration, so that the intensity of the sound waves is weakened; the noise reduction layer can reflect waves generated by sound, the sound absorption layer can absorb the waves generated by the sound, and when sound waves enter the sound absorption cotton, due to viscous resistance of air and vibration friction between the air and hole walls, a considerable part of sound energy is converted into heat energy to be absorbed, the volume of the sound is reduced, and therefore the sound insulation effect is improved. The problem that an existing device is poor in sound insulation effect is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of steel structures, in particular to an assembled steel structure with good sound insulation effect. Background Art

[0002] Steel structure is a structure made of steel materials and is one of the main types of building structures. The structure is mainly composed of beams, steel columns, steel trusses and other components made of steel sections and steel plates, and adopts rust removal and rust prevention processes such as silanization, pure manganese phosphating, water washing and drying, and galvanizing. The components or parts are usually connected by welds, bolts or rivets. Because of its light weight and simple construction, it is widely used in large factories, venues, super high-rise buildings and other fields; with the progress of the times and the development of science and technology, steel structures are also widely used by people. However, the existing steel structures on the market do not have the sound insulation effect when in use, and cannot effectively block the noise generated at the construction site. The continuous noise pollution has a serious impact on life and work. Utility Model Content

[0003] The utility model aims to provide an assembled steel structure with good sound insulation effect, which has the advantage of good sound insulation effect and solves the problem of poor sound insulation effect of existing devices.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an assembled steel structure with good sound insulation effect, comprising a steel structure body, a protective layer is arranged on the surface of the steel structure body, the protective layer comprises a weather-resistant layer, an anti-corrosion layer, a waterproof layer and a wear-resistant layer, an anti-corrosion layer is arranged on one side of the weather-resistant layer, a waterproof layer is arranged on one side of the anti-corrosion layer, a wear-resistant layer is arranged on one side of the waterproof layer, a sound insulation pad is arranged on one side of the protective layer, the sound insulation pad comprises a microporous sound-absorbing layer, a diffuse reflection layer, a sound absorbing layer and a noise reduction layer, a diffuse reflection layer is arranged on one side of the microporous sound-absorbing layer, a sound absorbing layer is arranged on one side of the diffuse reflection layer, and a noise reduction layer is arranged on one side of the sound absorbing layer.

[0005] Preferably, the material of the weather-resistant layer is acrylic resin coating, and the anti-corrosion layer is epoxy coal tar paint.

[0006] Preferably, the waterproof layer is a polyurethane waterproof coating, and the wear-resistant layer is a fluorocarbon coating.

[0007] Preferably, the thickness of the wear-resistant layer is the same as that of the waterproof layer, and the thickness of the weather-resistant layer is the same as that of the anti-corrosion layer.

[0008] Preferably, the surface of the microporous sound-absorbing layer is provided with evenly arranged and distributed oblique micropores, and the oblique micropores are cylindrical through holes.

[0009] Preferably, the diffuse reflection layer is made of polyurethane sponge, the sound absorption layer is made of mesh sound-absorbing cotton, and the noise reduction layer is made of polyester fiber.

[0010] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0011] 1. The utility model cooperates with the microporous sound-absorbing layer and the diffuse reflection layer. The oblique micropores and the diffuse reflection layer will diffusely reflect the sound waves, preliminarily weakening the intensity of the sound waves. The sound waves entering the oblique micropores are deflected and refracted, causing air vibration, thereby weakening the intensity of the sound waves. Through the cooperation of the noise reduction layer and the sound absorption layer, the noise reduction layer can reflect the waves generated by the sound, and the sound absorption layer can absorb the waves generated by the sound. When the sound waves enter the sound-absorbing cotton, due to the viscous resistance of the air and the vibration friction between the air and the hole wall, a considerable part of the sound energy is converted into heat energy and absorbed, reducing the size of the sound, thereby improving the sound insulation effect and solving the problem of poor sound insulation effect of the existing device.

[0012] 2. The utility model can effectively avoid the phenomenon that the surface of the steel structure body is worn during use and installation, which affects the use of the anti-corrosion layer at the bottom, by designing a wear-resistant layer. The utility model can effectively avoid the phenomenon that the surface of the steel structure body is rusted, which affects the use strength, by designing a weather-resistant layer. The phenomenon that static electricity on the surface of the steel structure body causes electrochemical reactions can be effectively avoided, thereby ensuring the safe use of the steel structure body. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the structure of the utility model;

[0014] Figure 2 This is a front cross-sectional view of the protective layer structure of the utility model;

[0015] Figure 3 This is a front cross-sectional view of the sound insulation pad structure of the utility model.

[0016] In the figure: 1. Steel structure body; 2. Protective layer; 21. Weather-resistant layer; 22. Anti-corrosion layer; 23. Waterproof layer; 24. Wear-resistant layer; 3. Sound insulation pad; 31. Microporous sound-absorbing layer; 32. Diffuse reflection layer; 33. Sound-absorbing layer; 34. Noise reduction layer. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0018] See also Figure 1-3 A prefabricated steel structure with good sound insulation effect comprises a steel structure body 1, a protective layer 2 is arranged on the surface of the steel structure body 1, the protective layer 2 comprises a weather-resistant layer 21, an anti-corrosion layer 22, a waterproof layer 23 and a wear-resistant layer 24, an anti-corrosion layer 22 is arranged on one side of the weather-resistant layer 21, the material of the weather-resistant layer 21 is an acrylic resin coating, and the anti-corrosion layer 22 is an epoxy coal tar paint. By designing the wear-resistant layer 24, the surface of the steel structure body 1 can be effectively prevented from being worn during use and installation, which affects the use of the anti-corrosion layer 22 at the bottom thereof. By designing the anti-corrosion layer 22, the steel structure body 1 can be effectively prevented from being worn. The surface of the structural body 1 is rusted, which affects the use strength. By designing the weather-resistant layer 21, the phenomenon of static electricity on the surface of the steel structure body 1 and electrochemical reaction can be effectively avoided, thereby ensuring the use safety of the steel structure body 1. A waterproof layer 23 is provided on one side of the anti-corrosion layer 22. The waterproof layer 23 is a polyurethane waterproof coating. The wear-resistant layer 24 is a fluorocarbon coating. A wear-resistant layer 24 is provided on one side of the waterproof layer 23. The thickness of the wear-resistant layer 24 is the same as that of the waterproof layer 23. The thickness of the weather-resistant layer 21 is the same as that of the anti-corrosion layer 22. A sound insulation pad 3 is provided on one side of the protective layer 2 The sound insulation pad 3 includes a microporous sound-absorbing layer 31, a diffuse reflection layer 32, a sound-absorbing layer 33 and a noise reduction layer 34. The surface of the microporous sound-absorbing layer 31 is provided with evenly arranged oblique micropores, and the oblique micropores are cylindrical through holes. A diffuse reflection layer 32 is provided on one side of the microporous sound-absorbing layer 31, a sound-absorbing layer 33 is provided on one side of the diffuse reflection layer 32, and a noise reduction layer 34 is provided on one side of the sound-absorbing layer 33. The material of the diffuse reflection layer 32 is polyurethane sponge, the material of the sound-absorbing layer 33 is mesh sound-absorbing cotton, and the material of the noise reduction layer 34 is polyester fiber. Through the cooperation of the microporous sound-absorbing layer 31 and the diffuse reflection layer 32, the oblique micropores and The diffuse reflection layer 32 will diffusely reflect the sound waves, initially weakening the intensity of the sound waves, and the sound waves entering the oblique micropores will be deflected and refracted, causing air vibration, thereby weakening the intensity of the sound waves. Through the cooperation of the noise reduction layer 34 and the sound absorption layer 33, the noise reduction layer 34 can reflect the waves generated by the sound, and the sound absorption layer 33 can absorb the waves generated by the sound. When the sound waves enter the sound-absorbing cotton, due to the viscous resistance of the air and the vibration friction between the air and the hole wall, a considerable part of the sound energy is converted into heat energy and absorbed, reducing the size of the sound, thereby improving the sound insulation effect and solving the problem of poor sound insulation effect of the existing device.

[0019] When in use, through the cooperation of the microporous sound-absorbing layer 31 and the diffuse reflection layer 32, the oblique micropores and the diffuse reflection layer 32 will diffusely reflect the sound waves, initially weakening the intensity of the sound waves, and the sound waves entering the oblique micropores will be deflected and refracted, causing air vibration, thereby weakening the intensity of the sound waves. Through the cooperation of the noise reduction layer 34 and the sound absorption layer 33, the noise reduction layer 34 can reflect the waves generated by the sound, and the sound absorption layer 33 can absorb the waves generated by the sound. When the sound waves enter the sound-absorbing cotton, due to the viscous resistance of the air and the vibration friction between the air and the hole wall, a considerable part of the sound energy is converted into heat energy and absorbed, reducing the size of the sound, thereby improving the sound insulation effect.

[0020] In the description of this patent, it should be understood that the terms "center", "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 this patent 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 this patent. In the description of this patent, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, they can be fixedly connected or set, or detachably connected or set, or integrally connected or set. For ordinary technicians in this field, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

[0021] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An assembled steel structure with good sound insulation effect, comprising a steel structure body (1), characterized in that: A protective layer (2) is provided on the surface of the steel structure body (1), the protective layer (2) comprising a weather-resistant layer (21), an anti-corrosion layer (22), a waterproof layer (23) and a wear-resistant layer (24); the anti-corrosion layer (22) is provided on one side of the weather-resistant layer (21), the waterproof layer (23) is provided on one side of the anti-corrosion layer (22), and the wear-resistant layer (24) is provided on one side of the waterproof layer (23); a sound insulation pad (3) is provided on one side of the protective layer (2); the sound insulation pad (3) comprises a microporous sound-absorbing layer (31), a diffuse reflection layer (32), a sound absorbing layer (33) and a noise reduction layer (34); the diffuse reflection layer (32) is provided on one side of the microporous sound-absorbing layer (31), the sound absorbing layer (33) is provided on one side of the diffuse reflection layer (32), and the noise reduction layer (34) is provided on one side of the sound absorbing layer (33).

2. The assembled steel structure with good sound insulation effect according to claim 1 is characterized in that: The material of the weather-resistant layer (21) is an acrylic resin coating, and the anti-corrosion layer (22) is epoxy coal tar paint.

3. The assembled steel structure with good sound insulation effect according to claim 1 is characterized in that: The waterproof layer (23) is a polyurethane waterproof coating, and the wear-resistant layer (24) is a fluorocarbon coating.

4. The assembled steel structure with good sound insulation effect according to claim 1 is characterized in that: The thickness of the wear-resistant layer (24) is the same as that of the waterproof layer (23), and the thickness of the weather-resistant layer (21) is the same as that of the anti-corrosion layer (22).

5. The assembled steel structure with good sound insulation effect according to claim 1 is characterized in that: The surface of the microporous sound-absorbing layer (31) is provided with evenly arranged and distributed oblique micropores, and the oblique micropores are cylindrical through holes.

6. The assembled steel structure with good sound insulation effect according to claim 1 is characterized by: The material of the diffuse reflection layer (32) is polyurethane sponge, the material of the sound absorption layer (33) is mesh sound absorption cotton, and the material of the noise reduction layer (34) is polyester fiber.

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