Reinforced sound insulation structure of steel structure roof

Abstract

The utility model belongs to the technical field of suspended ceilings, and particularly relates to a steel structure roof sound insulation enhancing structure which comprises suspended ceiling structures, a fixing structure and a sound insulation heat preservation layer, the fixing structure is installed below a roof structure, and rock wool, glass fiber sound absorption cotton and a perforated sound absorption plate are arranged between the suspended ceiling structures. The roof structure comprises purlins, perforated profiled aluminum plates, glass fiber sound absorption cotton, perforated plate net sound absorption plates, perforated sound absorption plates, composite polypropylene vapor barrier films, composite rock wool heat preservation plates, hot-dip galvanizing bent arc n-shaped steel lining purlins, thermoplastic polyolefin enhanced waterproof coiled materials, damping sound insulation felts and arc fan-shaped aluminum-magnesium-manganese vertical locking prevention roof panels. The sound insulation and vibration reduction roof is simple in structure and convenient to construct, has the functions of sound insulation, vibration reduction, water prevention and heat preservation, solves the problem of places with suspended ceilings, and ensures the integrity of roofs.

Description

Technical Field

[0001] The utility model relates to the technical field of suspended ceilings, and particularly to a steel structure roof enhanced sound insulation structure. Background Art

[0002] Metal roofs have the defects of not having heat insulation, waterproofing, sound absorption and noise isolation. When light roofs such as color steel sandwich panels and metal roofs are used in noise-sensitive buildings such as villas, lecture halls, gymnasiums, studios, cinemas, theaters, opera houses, industrial areas, etc., there are often problems of rain noise and noise from equipment units. Especially in areas with more precipitation in southern China, the influence of rain noise problems on light roofs is more prominent.

[0003] With the development of the times, there are more and more urban noise sources, and how to prevent these noises from entering the room has become a problem. The traditional roof structure has problems such as many structural layers and inconvenient construction. Reducing the structural layers easily leads to the performance not meeting the requirements and cannot meet the latest design specifications. Content of the Utility Model

[0004] The purpose of the utility model is to provide a steel structure roof enhanced sound insulation structure to solve the problems mentioned in the above background art, that is, the current metal roof does not have the defects of heat insulation, waterproofing, sound absorption and noise isolation, and the structure is prone to failure, and to provide an environmentally friendly metal roof with integrated heat insulation, sound absorption and noise isolation, and waterproofing, so as to solve the above problems.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A steel structure roof enhanced sound insulation structure, including a roof structure, a suspended ceiling structure, a fixing structure, and a sound insulation and heat preservation layer. The fixing structure is installed below the roof structure. Rock wool, glass fiber sound-absorbing cotton, and perforated plate mesh sound-absorbing plates are arranged between the suspended ceiling structures. The roof structure includes purlins, perforated profiled aluminum plates, glass fiber sound-absorbing cotton, perforated plate mesh sound-absorbing plates, perforated plate mesh sound-absorbing plates, composite polypropylene vapor barrier film, composite rock wool insulation board, hot-dip galvanized curved channel steel purlins, thermoplastic polyolefin (TPO) enhanced waterproofing membrane (P type exposed), damping sound insulation felt, arc-shaped aluminum-magnesium-manganese standing seam roof panels, stainless steel self-drilling screws, aluminum alloy windproof locking clips, and steel structures. The rock wool, glass fiber sound-absorbing cotton, and perforated plate mesh sound-absorbing plates are arranged below the structural roof panel. The rock wool, glass fiber sound-absorbing cotton, and perforated plate mesh sound-absorbing plates are arranged below the structural roof panel. The main steel structure is connected to components such as columns, flat steel plates, stainless steel bolt groups, and equal-angle steel, playing a role in supporting the suspended ceiling structure. The composite rock wool insulation board is located above the composite polypropylene vapor barrier film. Glass fiber sound-absorbing cotton is arranged between the perforated profiled aluminum plate and the perforated plate mesh sound-absorbing plate. A layer of glass fiber sound-absorbing cotton is padded between the roof panel and the composite rock wool insulation board without leaving a gap.

[0006] Preferably, the specifications of the composite rock wool insulation board are 110 mm thick and the bulk density is 180 kg / m 3 , the composite polypropylene vapor barrier film is 0.25 mm thick, the glass fiber sound-absorbing cotton has a size of 80 mm thick and a bulk density of 48 kg / m 3 (wrapped with fiberglass cloth), the perforated profiled aluminum plate has a size of 1.0 mm thick YX35-280-840 type roof perforated plate, the punching rate is ≥23%, and it is fluorocarbon sprayed, and the perforated plate mesh sound-absorbing plate is 1.2 mm thick.

[0007] Preferably, the fixing structure includes ST6.3*32 stainless steel self-tapping and self-drilling screws, ST55*25 carbon steel self-tapping and self-drilling screws, aluminum alloy windproof lock clips, main steel structure (non-metal roof area) and Φ 245*8 mm columns, 125*240*12 mm thick flat steel plates, M18*80 stainless steel bolt groups, 4-M10*125 mm stainless steel bolt groups, L75*6 equal-leg angle steels (fluorocarbon paint) and other components are connected, hot-dip galvanized curved channel steel purlins, with sizes of 30*115*75*3 mm thick and 30*135*110*3 mm thick, the primary purlin size is: 250*150*8 mm, material Q355B (non-metal roof area), when the span of the secondary purlin is ≤5 m, the size is: 140*80*4 mm, material Q235B, when 5 m < span ≤6.5 m, the size is: 200*100*5 mm, material Q235B, when 6.5 m < span ≤9.2 m, the size is: 250*150*5 mm, material Q355B, the spacing details are shown in the plane layout, non-metal roof area.

[0008] Preferably, the hot-dip galvanized curved channel steel purlin is located between the composite rock wool insulation board and the 1.5 mm thick thermoplastic polyolefin (TPO) enhanced waterproofing membrane (P type exposed), and a 3.0 mm thick damping sound insulation felt is laid on top of the waterproofing membrane.

[0009] Preferably, the composite rock wool insulation board is located between the composite polypropylene vapor barrier film and the hot-dip galvanized curved channel steel purlin, and the glass fiber sound-absorbing cotton is laid between the perforated profiled aluminum plate and the perforated plate mesh sound-absorbing plate.

[0010] Preferably, the sound insulation and thermal insulation layer is filled with a composite rock wool insulation board, the ST55*25 carbon steel self-tapping and self-drilling screws are located at the bottom of the composite rock wool insulation board, and the density of the composite rock wool insulation board is 180 kg / m 3 .

[0011] Compared with the prior art, the beneficial effects of the present utility model are: compared with the traditional roof ceiling treatment process, this process has excellent performances of environmental protection, heat insulation, sound absorption, noise isolation and waterproof integration, and solves the problem in places with metal roof ceilings, ensuring the integrity of the metal roof. Description of the Drawings

[0012] Figure 1 This is a schematic cross-sectional structure diagram of the present utility model.

[0013] In the figure: 1. Primary purlin, 2. Secondary purlin, 3. Perforated profiled aluminum sheet for roof, 4. Glass fiber sound-absorbing cotton, 5. Perforated panel sound-absorbing board, 6. Composite polypropylene vapor barrier film, 7. Composite rock wool insulation board, 8. Hot-dip galvanized curved channel steel purlin, 9. Thermoplastic polyolefin enhanced waterproofing membrane, 10. Damping sound-insulating felt, 11. Glass fiber sound-absorbing cotton, 12. Arc-shaped aluminum-magnesium-manganese standing seam roof panel, 13. Hot-dip galvanized curved channel steel purlin, 14. Stainless steel self-tapping and self-drilling screw, 15. Aluminum alloy windproof locking clip, 16. Carbon steel self-tapping and self-drilling screw, 17. Hot-dip galvanized curved channel steel purlin, 18. Flat steel plate, 19. Stainless steel bolt group (non-metal roof area), 20. Equal-angle steel (fluorocarbon paint) (non-metal roof area), 21. Stainless steel bolt group (non-metal roof area), 22. Column (non-metal roof area), 23. Main steel structure (non-metal roof area), 24. Main steel structure (non-metal roof area). Specific embodiments

[0014] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0015] In the description of the present utility model, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", "inner", "outer", "top / bottom end", etc. is based on the orientation or positional relationship shown in the accompanying drawings, and is only for the convenience of describing the present utility model 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 to the present utility model. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0016] In the description of the present utility model, it should be noted that unless otherwise clearly defined and limited, the terms "installed", "provided with", "sheathed / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two elements. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0017] Embodiment:

[0018] Please refer to Figure 1 , the present utility model provides the following technical solutions: A steel structure roof enhanced sound insulation structure, including a roof structure, a ceiling structure, a fixing structure, a sound insulation and thermal insulation layer, and a main steel structure. The fixing structure is installed below the roof structure. Rock wool, glass fiber sound-absorbing cotton, and perforated panel mesh sound-absorbing plates are arranged between the ceiling structures. The roof structure includes rock wool 7, glass fiber sound-absorbing cotton 4, 11, and perforated panel mesh sound-absorbing plate 5. The roof structure includes purlins 1, 2, perforated profiled aluminum plate 3, glass fiber sound-absorbing cotton 4, 11, perforated panel mesh sound-absorbing plate 5, composite polypropylene vapor barrier film 6, composite rock wool insulation board 7, hot-dip galvanized bent arc channel steel purlins 8, 13, 17, thermoplastic polyolefin (TPO) enhanced waterproofing membrane (P type exposed) 9, damping sound insulation felt 10, arc-shaped aluminum-magnesium-manganese standing seam roof panel 12, stainless steel self-tapping and self-drilling screws 14, 16, aluminum alloy windproof locking clips 15, steel structures 23, 24. The rock wool 7, glass fiber sound-absorbing cotton 4, 11, and perforated panel mesh sound-absorbing plate 5 are arranged below the structural roof panel. The main steel structures 23, 24 are connected to components such as columns 22, flat steel plates 18, stainless steel bolt groups 19, 21, and equal-angle steel 20, playing a role in supporting the ceiling structure. The composite rock wool insulation board 7 is located above the composite polypropylene vapor barrier film 6. The glass fiber sound-absorbing cotton 4, 11 is arranged between the perforated profiled aluminum plate 3 and the perforated panel mesh sound-absorbing plate 5. A layer of glass fiber sound-absorbing cotton 4, 11 is padded between the roof panel 12 and the composite rock wool insulation board 7 without leaving a gap. In the floating structure, the size of the natural rubber vibration isolation and sound insulation pad is 50x50x50mm thick, the thickness of the plastic film is 1.5mm, and the thickness of the lateral special plastic anti-vibration and sound insulation board is 20mm.

[0019] The composite rock wool insulation board 7 has a specification of 110mm thick and a bulk density of 180kg / m 3 , the composite polypropylene vapor barrier film is 0.25mm thick. The glass fiber sound-absorbing cotton 4, 11 has a size of 80mm thick and a bulk density of 48kg / m 3 (outer wrapped

[0020] glass fiber cloth), the perforated profiled aluminum plate 3 has a size of 1.0mm thick YX35-280-840 type roof perforated plate, the punching rate is ≥23%, and it is fluorocarbon sprayed. The perforated panel mesh sound-absorbing plate 5 is 1.2mm thick.

[0021] The fixing structure includes ST6.3*32 stainless steel self-tapping and self-drilling screws 14, ST55*25 carbon steel self-tapping and self-drilling screws 16, aluminum alloy windproof locking clips 15, main steel structures 23, 24 (non-metal roof range) and ΦColumns of 245*8mm No. 22, flat steel plates of 125*240*12mm thick No. 18, stainless steel bolt groups of M18*80 No. 21, stainless steel bolt groups of 4-M10*125mm No. 19, equal-leg angle steels of L75*6 (fluorocarbon paint) No. 20 and other components are connected. Hot-dip galvanized curved channel purlins of 8, 13, 17, with dimensions of 30*115*75*3mm thick No. 13 and 30*135*110*3mm thick. The primary purlin No. 1 has dimensions of: 250*150*8mm, made of Q355B, (within the non-metallic roof area). When the span of the secondary purlin No. 2 is ≤5m, the dimensions are: 140*80*4mm, made of Q235B; when 5m<span≤6.5m, the dimensions are: 200*100*5mm, made of Q235B; when 6.5m<span≤9.2m, the dimensions are: 250*150*5mm, made of Q355B. The spacing details are shown in the floor plan, within the non-metallic roof area.

[0022] The hot-dip galvanized curved channel purlins of 8, 13, 17 are located between the composite rock wool insulation board No. 7 and the 1.5mm thick thermoplastic polyolefin (TPO) enhanced waterproofing membrane (P type exposed). A 3.0mm thick damping sound insulation felt is laid on top of the waterproofing membrane.

[0023] The composite rock wool insulation board No. 7 is located between the composite polypropylene vapor barrier No. 6 and the hot-dip galvanized curved channel purlin No. 8. Glass fiber sound absorption cotton of 4, 11 is laid between the perforated profiled aluminum sheet No. 3 and the perforated panel sound absorption board No. 5.

[0024] The sound insulation and thermal insulation layer is filled with the composite rock wool insulation board No. 7. The ST55*25 carbon steel self-tapping and self-drilling screws No. 16 are located at the bottom of the composite rock wool insulation board No. 7. The density of the composite rock wool insulation board is 180kg / m 3 。

[0025] Working principle: Compared with the traditional ceiling treatment process, the structure of the present utility model is simple, convenient for construction, and takes into account the functions of sound insulation, vibration reduction, waterproofing and thermal insulation, solving the problem of ensuring the integrity of the roof where there is a ceiling.

[0026] The above shows the basic principles, main features and advantages of the present utility model. For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the present utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present utility model, and any reference signs in the claims should not be regarded as limiting the scope of the claims involved.

[0027] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, variations and substitutions can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A steel structure roof enhanced sound insulation structure, comprising a roof structure, a ceiling structure, a fixing structure, a sound insulation layer and a main steel structure (23, 24), characterized in that: A fixed structure is installed below the roof structure, rock wool, glass fiber sound absorbing wool, and a perforated sound absorbing board are arranged between the ceiling structures, the roof structure comprises rock wool, glass fiber sound absorbing wool, and a perforated sound absorbing board, the roof structure comprises purlins (1, 2), perforated corrugated aluminum plates (3), glass fiber sound absorbing wool (4, 11), perforated plate mesh sound absorbing board (5), composite polypropylene vapor barrier membrane (6), composite rock wool insulation board (7), hot-dip galvanized curved steel lining purlins (8, 13, 17), thermoplastic polyolefin enhanced waterproof membrane (9), damping sound insulation felt (10), arc fan type aluminum-magnesium-manganese vertical locking roof panel (12), stainless steel self-drilling nails (14, 16), aluminum alloy The composite rock wool insulation board (7), glass fiber sound absorbing cotton (4, 11), and punching plate mesh sound absorbing board (5) are arranged under the structural roof panel. The main steel structure (23, 24) is connected with the column (22), flat steel plate (18), stainless steel bolt group (19, 21), and equilateral angle steel (20) components. The composite rock wool insulation board (7) is located on the composite polypropylene vapor insulation membrane (6). The glass fiber sound absorbing cotton (4) is arranged between the perforated corrugated aluminum plate (3) and the punching plate mesh sound absorbing board (5). A layer of glass fiber sound absorbing cotton (4, 11) is placed between the roof panel (12) and the composite rock wool insulation board (7).

2. The steel structure roof enhanced sound insulation structure according to claim 1, characterized in that: The composite rock wool insulation board (7) has a thickness of 110 mm and a bulk density of 180 kg / m 3 The composite polypropylene vapor barrier membrane is 0.25 mm thick, the glass fiber sound-absorbing cotton (4) is 80 mm thick, and the bulk density is 48 kg / m 3 The perforated corrugated aluminum plate (3) is 1.0 mm thick, YX35-280-840 type roof perforated plate, with a punching rate of ≥23%, and is sprayed with fluorocarbon. The perforated plate mesh sound-absorbing plate (5) is 1.2 mm thick.

3. The steel structure roof enhanced sound insulation structure according to claim 1, characterized in that: The fixing structure comprises ST6.3*32 stainless steel self-drilling nails (14), ST55*25 carbon steel self-drilling nails (16), aluminum alloy windproof lock clips (15), a main steel structure (23, 24) and Φ 245*8mm columns (22), 125*240*12mm thick flat steel plates (18), M18*80 stainless steel bolts (21), 4-M10*125mm stainless steel bolts (19), L75*6 equal angle steel (20) components are connected, hot-dip galvanized curved steel purlins (8, 13, 17), the size of which is 30*115*75*3mm thick and 30*13 5*110*3mm thick, the size of the first-level purlin (1) is: 250*150*8mm, the size of the second-level purlin (2) when the span is ≤5m is: 140*80*4mm, when 5m<span≤6.5m, the size is: 200*100*5mm, when 6.5m<span≤9.2m, the size is: 250*150*5mm, the spacing is detailed in the plan layout, non-metallic roof range.

4. A steel structure roof enhanced sound insulation structure according to claim 3, characterized in that: The hot-dip galvanized curved steel purlins (8, 13, 17) are located between the composite rock wool insulation board (7) and the 1.5 mm thick thermoplastic polyolefin reinforced waterproofing coiled material (9), and a 3.0 mm thick damping sound insulation felt is laid on the waterproofing coiled material.

5. The steel structure roof enhanced sound insulation structure according to claim 2, characterized in that: The composite rock wool insulation board (7) is located between the composite polypropylene vapor barrier membrane (6) and the hot-dip galvanized curved steel purlin (8), and the glass fiber sound-absorbing cotton (4) is laid between the perforated profiled aluminum plate (3) and the perforated plate mesh sound-absorbing board (5).

6. The steel structure roof enhanced sound insulation structure according to claim 3, characterized in that: The sound insulation layer is filled with a composite rock wool insulation board (7), the ST55*25 carbon steel self-drilling nails (16) are located at the bottom of the composite rock wool insulation board (7), and the density of the composite rock wool insulation board is 180kg / m 3 .

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