Light prefabricated metal composite roof panel

Abstract

The utility model discloses a light prefabricated metal composite roof panel which comprises an outer shell plate and a composite inner core plate, a containing cavity is formed in the outer shell plate, the composite inner core plate can be inserted into the containing cavity and is detachably connected with the outer shell plate, a protruding edge is arranged in the middle of the top of the outer shell plate, and the protruding edge is connected with the outer shell plate. A protruding block is arranged on one side of the top of the outer shell plate, a buckling groove is formed in the top of the protruding block, a protruding lug is correspondingly arranged on the other side of the outer shell plate, a clamping strip is arranged at the bottom end of the inner wall of the protruding lug, and a plurality of semi-cylindrical reinforcing ribs are arranged on the outer wall of the top and the outer wall of the bottom of the composite inner core plate at equal intervals. Column grooves are correspondingly formed in the inner wall of the containing cavity of the outer shell plate, and a composite net layer is arranged on the outer wall of the composite inner core plate. According to the utility model, the overall heat insulation and sound insulation effects are good, and the internal composite inner core plate can be recycled, so that the environment-friendly effect is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of construction equipment, in particular to a light prefabricated metal composite roof panel. Background Technique

[0002] Prefabricated metal composite roof panels have many advantages. First of all, they have high strength and durability, and can withstand harsh weather conditions and long-term use without being easily damaged. Secondly, the metal outer layer provides good waterproof performance for the roof, and can effectively prevent rainwater from seeping into the building interior. In addition, prefabricated metal composite roof panels also have low maintenance costs and long service lives, so they can provide reliable protection for buildings during long-term operation. Prefabricated metal composite roof panels also have design flexibility and can be customized according to the needs and styles of buildings. They can use different metal materials, such as aluminum, steel or zinc, as well as various different surface treatments, such as color coating, galvanizing or aluminum-zinc plating, to meet the appearance and requirements of buildings. Generally speaking, prefabricated metal composite roof panels are a kind of powerful, durable and attractive roofing materials, and are widely used in various types of buildings such as commercial buildings, residential buildings and industrial buildings. They provide reliable protection and waterproof performance, and at the same time add beauty and unique appearance to the buildings.

[0003] The existing composite roof panels generally have general sound insulation and heat insulation effects, and some of the composite material layers inside are not convenient for recycling and reuse, and the environmental protection performance is poor. Therefore, corresponding technical solutions need to be designed to solve the existing technical problems. Content of the Utility Model

[0004] (1) Technical Problems to be Solved

[0005] Aiming at the deficiencies of the existing technology, the utility model provides a light prefabricated metal composite roof panel, which solves the problems that: the existing composite roof panels generally have general sound insulation and heat insulation effects, and some of the composite material layers inside are not convenient for recycling and reuse, and the environmental protection performance is poor.

[0006] (2) Technical Solutions

[0007] To achieve the above object, the utility model is realized by the following technical solutions: A lightweight prefabricated metal composite roof panel, including an outer shell plate and a composite inner core plate. A receiving cavity is provided inside the outer shell plate. The composite inner core plate can be inserted into the receiving cavity and is detachably connected to the outer shell plate. A convex rib is provided in the middle of the top of the outer shell plate. A convex block is provided on one side of the top of the outer shell plate. A buckling groove is provided at the top of the convex block. A convex ear is correspondingly provided on the other side of the outer shell plate. A clamping strip is provided at the bottom end of the inner wall of the convex ear. A number of semi-cylindrical reinforcing ribs are equidistantly arranged on the outer walls of the top and bottom of the composite inner core plate. And column grooves are correspondingly provided on the inner wall of the receiving cavity of the outer shell plate. A composite mesh layer is provided on the outer wall of the composite inner core plate.

[0008] As a further preferred embodiment of the utility model, a sealing rubber plate is provided on the outside of the composite inner core plate. A guide rod is provided on one side of the sealing rubber plate. The guide rod is inserted into the outer shell plate.

[0009] As a further preferred embodiment of the utility model, a long strip-shaped groove is provided at the bottom of the outer shell plate. A number of column holes are equidistantly and row-by-row arranged inside the groove.

[0010] As a further preferred embodiment of the utility model, the composite inner core plate includes a polyurethane foam layer, a rock wool layer, a glass fiber layer and a sound insulation film.

[0011] As a further preferred embodiment of the utility model, a number of strip-shaped grooves are provided on the top of the outer shell plate. And a heat insulation coating layer is provided on the outer wall of the outer shell plate.

[0012] (III) Beneficial effects

[0013] The utility model provides a lightweight prefabricated metal composite roof panel. It has the following beneficial effects:

[0014] For the lightweight prefabricated metal composite roof panel of the utility model, with the outer shell plate and the composite inner core plate, a receiving cavity is provided inside the outer shell plate. The composite inner core plate can be inserted into the receiving cavity and is detachably connected to the outer shell plate. The composite inner core plate inside can be recycled. A convex block is provided on one side of the top of the outer shell plate. A buckling groove is provided at the top of the convex block. A convex ear is correspondingly provided on the other side of the outer shell plate. A clamping strip is provided at the bottom end of the inner wall of the convex ear, which is convenient for quick splicing. The reinforcing ribs provided on the outer walls of the top and bottom of the composite inner core plate strengthen the overall strength.

[0015] The bottom of the outer shell plate of the present utility model is provided with a long strip-shaped groove, and a number of column holes are arranged equidistantly and in rows inside the groove. The groove and the column holes form an air layer, which can provide additional heat insulation effect. Air is a good heat insulation medium. By forming an air cavity between the layers of the composite roof panel, the conduction of heat and sound can be reduced. The composite inner core plate includes a polyurethane foam layer, a rock wool layer, a glass fiber layer and a sound insulation film. These materials have low heat conduction and sound conduction properties and can effectively isolate the transfer of heat and sound. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0017] Figure 2 is a front structural schematic diagram of the present utility model;

[0018] Figure 3 is a structural schematic diagram of the back of the outer shell plate of the present utility model;

[0019] Figure 4 is a structural schematic diagram of the composite inner core plate of the present utility model.

[0020] In the figure, 1, outer shell plate; 2, composite inner core plate; 3, convex rib; 4, convex block; 5, buckle groove; 6, lug; 7, clamping strip; 8, reinforcing rib; 9, composite mesh layer; 10, sealing rubber plate; 11, groove; 12, column hole; 13, polyurethane foam layer; 14, rock wool layer; 15, glass fiber layer; 16, sound insulation film. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0021] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to 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 creative efforts shall fall within the protection scope of the present utility model.

[0022] Please refer to Figures 1-4, an embodiment of the present utility model provides a technical solution: a lightweight prefabricated metal composite roof panel, which includes an outer shell plate 1 and a composite inner core plate 2. A storage cavity is provided inside the outer shell plate 1, and the composite inner core plate 2 can be inserted into the storage cavity and detachably connected to the outer shell plate 1. A convex rib 3 is provided in the middle of the top of the outer shell plate 1, and a convex block 4 is provided on one side of the top of the outer shell plate 1. A buckle groove 5 is provided at the top of the convex block 4, and a convex ear 6 is correspondingly provided on the other side of the outer shell plate 1. A clamping strip 7 is provided at the bottom end of the inner wall of the convex ear 6. A number of semi-cylindrical reinforcing ribs 8 are equidistantly arranged on the outer walls of the top and bottom of the composite inner core plate 2, and column grooves are correspondingly provided on the inner wall of the storage cavity of the outer shell plate 1. A composite mesh layer 9 is provided on the outer wall of the composite inner core plate 2, which can be ethylene vinyl acetate (EVA) foam material, having good shock absorption and damping performance, and can provide additional sound insulation effect.

[0023] A sealing rubber plate 10 is provided on the outside of the composite inner core plate 2. A guide rod is provided on one side of the sealing rubber plate 10, and the guide rod is inserted into the outer shell plate 1. The sealing rubber plate 10 is inserted and sealed, and the fixation can be strengthened through the guide rod.

[0024] A long strip-shaped groove 11 is provided at the bottom of the outer shell plate 1. A number of column holes 12 are equidistantly and arranged in rows inside the groove 11. The groove and the column holes form an air layer, which can provide additional heat insulation effect. Air is a good heat insulation medium. By forming an air cavity between the layers of the composite roof panel, the conduction of heat and sound can be reduced.

[0025] The composite inner core plate 2 includes a polyurethane foam layer 13, a rock wool layer 14, a glass fiber layer 15 and a sound insulation film 16. Polyurethane foam or rock wool is used to provide better heat insulation and sound insulation effects. The sound insulation film is a thin film material with sound absorption and sound insulation characteristics, made of rubber or elastic polymer or polymer thin film.

[0026] A number of strip-shaped grooves are provided at the top of the outer shell plate 1, and a heat insulation coating layer is provided on the outer wall of the outer shell plate 1. The heat insulation coating has the properties of reflecting heat radiation and heat insulation, and is used to reduce heat transfer and control the temperature inside the building. Any heat insulation coating in the prior art can be used to increase the heat insulation effect.

[0027] Working principle: There are a shell plate 1 and a composite inner core plate 2. A storage cavity is formed inside the shell plate 1. The composite inner core plate 2 can be inserted into the storage cavity and is detachably connected to the shell plate 1. The composite inner core plate 2 inside can be recycled. On one side of the top of the shell plate 1, there is a convex block 4, and a buckle groove 5 is formed on the top of the convex block 4. On the other side of the shell plate 1, there is a corresponding lug 6, and a clamping strip 7 is arranged at the bottom end of the inner wall of the lug 6, which is convenient for quick splicing. Reinforcing ribs 8 are arranged on the outer walls of the top and bottom of the composite inner core plate 2 to enhance the overall strength. A long strip-shaped groove 11 is formed at the bottom of the shell plate 1, and a number of column holes 12 are arranged equidistantly and in rows inside the groove 11. The groove 11 and the column holes 12 form an air layer, which can provide additional heat insulation effect. Air is a good heat insulation medium. By forming an air cavity between the layers of the composite roof panel, the conduction of heat and sound can be reduced. The composite inner core plate 2 includes a polyurethane foam layer 13, a rock wool layer 14, a glass fiber layer 15 and a sound insulation film 16. These materials have low heat conduction and sound conduction properties and can effectively isolate the transfer of heat and sound.

[0028] For the 1. shell plate; 2. composite inner core plate; 3. convex rib; 4. convex block; 5. buckle groove; 6. lug; 7. clamping strip; 8. reinforcing rib; 9. composite mesh layer; 10. sealing rubber plate; 11. groove; 12. column hole; 13. polyurethane foam layer; 14. rock wool layer; 15. glass fiber layer; 16. sound insulation film of the present utility model, the components are all common standard parts or parts known to those skilled in the art. Their structures and principles can all be known by those skilled in the art through technical manuals or through conventional experimental methods. The present utility model solves the problems of the existing composite roof panel, such as general sound insulation and heat insulation effects, and the fact that some composite material layers inside are not convenient for recycling and have poor environmental protection. Through the mutual combination of the above components, for the lightweight prefabricated metal composite roof panel of the present utility model, there are a shell plate and a composite inner core plate. A storage cavity is formed inside the shell plate. The composite inner core plate can be inserted into the storage cavity and is detachably connected to the shell plate. The composite inner core plate inside can be recycled. On one side of the top of the shell plate, there is a convex block, and a buckle groove is formed on the top of the convex block. On the other side of the shell plate, there is a corresponding lug, and a clamping strip is arranged at the bottom end of the inner wall of the lug, which is convenient for quick splicing. Reinforcing ribs are arranged on the outer walls of the top and bottom of the composite inner core plate to enhance the overall strength. A long strip-shaped groove is formed at the bottom of the shell plate of the present utility model, and a number of column holes are arranged equidistantly and in rows inside the groove. The groove and the column holes form an air layer, which can provide additional heat insulation effect. Air is a good heat insulation medium. By forming an air cavity between the layers of the composite roof panel, the conduction of heat and sound can be reduced. The composite inner core plate includes a polyurethane foam layer, a rock wool layer, a glass fiber layer and a sound insulation film. These materials have low heat conduction and sound conduction properties and can effectively isolate the transfer of heat and sound.

[0029] The foregoing has shown and described the basic principles, main features and advantages of the present invention. For a person skilled in the art, it is obvious that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and without departing from the spirit or basic features of the present invention, the present invention can be implemented in other specific forms. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present invention is defined by the appended claims rather than the above description. Therefore, it is intended to embrace all changes that fall within the meaning and scope of the equivalent elements of the claims in the present invention. Any reference signs in the claims should not be construed as limiting the claims involved.

[0030] In addition, it should be understood that although this specification is described according to the embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. A lightweight prefabricated metal composite roof panel, comprising an outer shell panel (1) and a composite inner core panel (2), characterized in that: The outer shell plate (1) has a storage cavity inside, the composite inner core plate (2) can be inserted into the storage cavity and is detachably connected to the outer shell plate (1), a ridge (3) is arranged in the middle of the top of the outer shell plate (1), a convex block (4) is arranged on one side of the top of the outer shell plate (1), a buckle groove (5) is arranged on the top of the convex block (4), a lug (6) is correspondingly arranged on the other side of the outer shell plate (1), a clamping strip (7) is arranged at the bottom end of the inner wall of the lug (6), a plurality of semi-cylindrical reinforcing ribs (8) are equidistantly arranged on the outer walls of the top and bottom of the composite inner core plate (2), a column groove is correspondingly arranged on the inner wall of the storage cavity of the outer shell plate (1), and a composite mesh layer (9) is arranged on the outer wall of the composite inner core plate (2).

2. A lightweight prefabricated metal composite roof panel according to claim 1, characterized in that: A sealing rubber plate (10) is arranged on the outer side of the composite inner core plate (2), and a guide rod is arranged on one side of the sealing rubber plate (10), and the guide rod is plugged into the outer shell plate (1).

3. A lightweight prefabricated metal composite roof panel according to claim 1, characterized in that: A long strip-shaped groove (11) is provided at the bottom of the outer shell plate (1), and a plurality of column holes (12) are arranged in rows and at equal intervals inside the groove (11).

4. The lightweight prefabricated metal composite roof panel according to claim 1, characterized in that: The composite inner core board (2) comprises a polyurethane foam layer (13), a rock wool layer (14), a glass fiber layer (15) and a sound insulation membrane (16).

5. The lightweight prefabricated metal composite roof panel according to claim 1, characterized in that: A plurality of strip-shaped grooves are arranged on the top of the outer shell plate (1), and a heat-insulating coating layer is arranged on the outer wall of the outer shell plate (1).

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