Flame-retardant aluminum honeycomb panel

Abstract

The utility model discloses a flame-retardant aluminum honeycomb panel, and relates to the technical field of aluminum honeycomb panels. The honeycomb plate comprises a main body, a honeycomb core is arranged in the middle of the main body, punched plates are arranged on the two sides of the honeycomb core, air holes are formed in the surfaces of the punched plates, a plurality of first reinforcing ribs are arranged on one side of each punched plate, and second reinforcing ribs are vertically arranged between the first reinforcing ribs. According to the aluminum honeycomb plate, the punched plate, the air holes and the reinforcing ribs are arranged, when the aluminum honeycomb plate is heated for a long time in the using process, air in the aluminum honeycomb plate expands after being heated, and therefore the aluminum honeycomb plate can be prevented from being damaged, and the service life of the aluminum honeycomb plate is prolonged. Air can be exhausted through the air holes along the air channels formed by the reinforcing ribs, so that the pressure of volume expansion caused by air temperature rise due to long-time heating of the aluminum honeycomb plate on the panel is reduced, the aluminum honeycomb plate is prevented from bulging, and the problem of appearance bulging of the aluminum honeycomb plate is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to aluminum honeycomb board technical field, concretely is a kind of flame-retardant aluminum honeycomb board. BACKGROUND

[0002] Aluminum honeycomb board is the metal composite board developed in combination with the composite honeycomb board technology of aviation industry, adopts honeycomb sandwich structure, is the composite board material made of high-strength alloy aluminum plate as face, bottom plate with honeycomb aluminum core by high temperature and high pressure composite, has superior fireproof and flame-retardant performance, corrosion resistance and easy disassembly and assembly, and honeycomb board belongs to pure aluminum vertical product, does not volatilize any gas harmful to human body, has no radioactivity and can be completely recycled, is very environmental protection, the existing aluminum honeycomb board is encountered high temperature weather in use, the internal air temperature of aluminum honeycomb board is constantly increased for long time heating, because its internal honeycomb core is sealed structure, air volume expands after heating, the pressure of outer layer aluminum plate increases, long-term effect will make outer layer aluminum plate deformation bulge, affect the normal use of aluminum honeycomb board. SUMMARY

[0003] Therefore, the utility model discloses the purpose is to provide a kind of flame-retardant aluminum honeycomb board, to solve the technical problem that aluminum honeycomb board shape bulges.

[0004] To achieve the above object, the utility model provides the following technical scheme: a kind of flame-retardant aluminum honeycomb board, including main part, the middle of the main part is provided with honeycomb core, the both sides of the honeycomb core are provided with punched plate, the surface of the punched plate is provided with air hole, the side of the punched plate is provided with a plurality of first reinforcing rib, the second reinforcing rib is vertically provided between the first reinforcing rib, and the punched plate, the first reinforcing rib and the second reinforcing rib are integrally formed, the side of the first reinforcing rib is provided with panel, the side of the panel is provided with flame-retardant plate.

[0005] By adopting the above technical scheme, when the main part is heated and the internal air expands, the gas will be discharged from the main part through the air hole, reducing the pressure of the panel caused by the expansion of the gas, and preventing the panel from bulging after long-term heating.

[0006] Further, the honeycomb core, the punched plate, the panel and the flame-retardant plate are bonded by a hot melt adhesive film.

[0007] By adopting the above technical scheme, the hot melt adhesive film can quickly solidify after heating, achieving rapid bonding and greatly improving production efficiency.

[0008] Further, the material of the honeycomb core, the punched plate and the panel is aluminum.

[0009] By adopting the above technical scheme, the density of aluminum is only one-third of that of steel, with significant lightweight advantage, and it is easy to regenerate.

[0010] Furthermore, the height of the second reinforcing rib is half of that of the first reinforcing rib, and the first reinforcing rib and the second reinforcing rib form a gas channel.

[0011] By adopting the above technical solution, the reinforcing ribs enhance the strength and rigidity of the main body, which can prevent the main body from deforming when impacted, and improve the load-bearing capacity and stability.

[0012] Furthermore, the honeycomb core is in the shape of a hexagonal honeycomb.

[0013] By adopting the above technical solution, the interconnected and mutually closed hexagonal honeycomb cores are evenly distributed and fixed in the entire panel surface, which can disperse the pressure from the panel direction, make the panel evenly stressed, and ensure that the panel can still maintain a high degree of flatness when it is a large area.

[0014] Furthermore, the honeycomb core is composed of a plurality of honeycomb units, and the holes of the honeycomb core are communicated with the pores of the punching plate.

[0015] By adopting the above technical solution, when the air in a single honeycomb unit expands due to heat, the air can be discharged through the air holes along the gas channel formed by the first reinforcing ribs and the second reinforcing ribs.

[0016] In summary, the present invention has the following beneficial effects:

[0017] 1. The utility model provides a punching plate, air holes, and reinforcement ribs, and the various components cooperate with each other. When the aluminum honeycomb panel is heated for a long time during use, the air inside it expands due to the heat. The air will be discharged through the air holes along the gas channel formed by the reinforcement ribs, reducing the pressure on the panel caused by the volume expansion of the aluminum honeycomb panel due to the long-term heating of the air temperature, preventing the aluminum honeycomb panel from bulging and affecting normal use, and solving the technical problem of bulging of the aluminum honeycomb panel;

[0018] 2. The present invention increases the strength and rigidity of the aluminum honeycomb panel by providing reinforcing ribs, thereby preventing the aluminum honeycomb panel from being deformed or damaged when the overhang surface or span is too large, and reducing the degree of deformation of the aluminum honeycomb panel when subjected to external impact. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a schematic diagram of the three-dimensional structure of the flame-retardant aluminum honeycomb panel of the present invention;

[0020] Figure 2 This is a schematic diagram of the top view of the flame-retardant aluminum honeycomb panel of the present invention;

[0021] Figure 3 This is a schematic diagram of the main structure of the punching plate of the utility model;

[0022] Figure 4 It is the main view structural schematic diagram of the honeycomb core of the utility model.

[0023] In the figure: 1, main body;2, panel;3, punched plate;301, first reinforcing rib;302, second reinforcing rib;303, air hole;4, honeycomb core;5, hot melt adhesive film;6, fireproof plate. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used for explaining the utility model, and cannot be understood as limiting the utility model.

[0025] In the description of the utility model, it should be explained that the directions or position relations of the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like are based on the directions or position relations shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and cannot be understood as limiting the indicated devices or elements to have a specific direction, to be constructed and operated in a specific direction, and therefore cannot be understood as limiting the utility model, in addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0026] In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting", "setting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected: it can be mechanically connected, or it can be electrically connected: it can be directly connected, or it can be indirectly connected through an intermediate medium: it can be the communication between two elements, and for ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0027] The embodiments will be described below according to the overall structure of the utility model.

[0028] A kind of fire-retardant aluminum honeycomb plate, such as Figures 1-4As shown, it includes a main body 1, a honeycomb core 4 is arranged in the middle of the main body 1, punching plates 3 are arranged on both sides of the honeycomb core 4, air holes 303 are opened on the surface of the punching plate 3, and a plurality of first reinforcing ribs 301 are arranged on one side of the punching plate 3, and second reinforcing ribs 302 are vertically arranged between the first reinforcing ribs 301, and the punching plate 3, the first reinforcing ribs 301 and the second reinforcing ribs 302 are integrally formed, a panel 2 is arranged on one side of the first reinforcing rib 301, and a flame retardant plate 6 is arranged on one side of the panel 2. When the main body 1 is heated and the internal air expands, the gas will be discharged from the main body 1 through the air holes 303, reducing the pressure of the gas expansion on the panel 2, and preventing the panel 2 from bulging after being heated for a long time. The first reinforcing ribs 301 and the second reinforcing ribs 302 improve the strength of the main body 1, reduce the degree of deformation of the main body 1 when it is impacted by external force, and improve the service life of the main body 1.

[0029] See Figure 1 、 Figure 2 The honeycomb core 4, punching plate 3, panel 2 and flame retardant plate 6 are bonded together by hot melt adhesive film 5. The hot melt adhesive film 5 can be quickly cured after heating to achieve rapid bonding, greatly improving production efficiency. The hot melt adhesive film 5 also has good bonding performance, water washability, environmental protection and non-toxicity, high efficiency and safety.

[0030] See Figure 2 、 Figure 3 The height of the second reinforcing rib 302 is half of the first reinforcing rib 301. The first reinforcing rib 301 and the second reinforcing rib 302 form a gas channel. The reinforcing rib enhances the strength and rigidity of the main body 1, prevents the main body 1 from deforming when impacted, improves the bearing capacity and stability, and compared with directly increasing the thickness of the plate, the provision of the reinforcing rib saves materials and costs, while reducing the weight of the main body 1.

[0031] See Figure 4 The honeycomb core 4 is in the shape of a hexagonal honeycomb. The interconnected and closed hexagonal honeycombs are evenly distributed and fixed in the entire panel surface, which can disperse the pressure from the panel direction and make the panel evenly stressed, ensuring that the panel can still maintain a high degree of flatness when it is in a large area. The hexagonal honeycomb can reduce the weight while providing good support.

[0032] See Figure 4 The honeycomb core 4 is composed of a plurality of honeycomb units. The holes of the honeycomb core 4 are connected to the air holes 303 of the punching plate 3. When the air in a single honeycomb unit expands due to heat, the air can be discharged through the air holes 303 along the gas channel formed by the first reinforcing rib 301 and the second reinforcing rib 302, thereby preventing the main body 1 from bulging due to the thermal expansion of the air.

[0033] The utility model discloses an implementation principle is: first, the punching plate 3 is set up in the both sides of honeycomb core 4, and the air hole 303 is seted up on the punching plate 3, and still is provided with first reinforcing rib 301 and second reinforcing rib 302, and the air passage is formed together, and the panel 2 is seted up in the outside of punching plate 3, and the fire -retardant plate 6 is seted up in the outside of panel 2, when the main part 1 is in use and encounters high temperature weather, and the air in its board expands for a long time, and the expanded air can enter the air passage that first reinforcing rib 301 and second reinforcing rib 302 are formed in from the main part 1 and is discharged, thereby avoid the air expansion after heat and the pressure increase of panel 2 that causes the deformation of panel 2 and the bulge, and first reinforcing rib 301 and second reinforcing rib 302 can also improve the strength of main part 1, and reduce its deformation when receiving external impact, thereby improve the service life of main part 1, and the fire -retardant plate 6 of outermost portion adds the environmental protection type flame retardant that is durable, good, waterproof and moisture -resistant in the board base material, makes the flame retardant and wood fiber combine fully, thereby effectively dilutes combustible gas, separates air and fire source in the combustion process, thereby control the burning tendency and process, realize the fire -retardant purpose.

[0034] The parts not involved in the utility model are the same as the prior art or can be realized by using the prior art, and will not be described in detail here.

[0035] Although the embodiments of the utility model have been shown and described, the specific embodiments are only the explanation of the utility model, and are not the limitation of the utility model, and the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable way, and the person skilled in the art can make the modification, replacement and change of the embodiment without creative contribution after reading the specification without departing from the principles and purposes of the utility model, but as long as in the range of the claims of the utility model, it is protected by the patent law.

Claims

1. A flame-retardant aluminum honeycomb panel, characterized by: The invention comprises a main body (1), wherein a honeycomb core (4) is provided in the middle of the main body (1), and punching plates (3) are provided on both sides of the honeycomb core (4), and air holes (303) are provided on the surface of the punching plates (3), and a plurality of first reinforcing ribs (301) are provided on one side of the punching plates (3), and second reinforcing ribs (302) are vertically provided between the first reinforcing ribs (301), and the punching plates (3), the first reinforcing ribs (301) and the second reinforcing ribs (302) are integrally formed, and a panel (2) is provided on one side of the first reinforcing rib (301), and a flame retardant plate (6) is provided on one side of the panel (2).

2. The flame-retardant aluminum honeycomb panel according to claim 1, characterized in that: The honeycomb core (4), the punching plate (3), the panel (2) and the flame retardant plate (6) are bonded together via a hot melt adhesive film (5).

3. The flame-retardant aluminum honeycomb panel according to claim 1, characterized in that: The honeycomb core (4), the punching plate (3) and the panel (2) are made of aluminum.

4. The flame-retardant aluminum honeycomb panel according to claim 1, characterized in that: The height of the second reinforcing rib (302) is half that of the first reinforcing rib (301), and the first reinforcing rib (301) and the second reinforcing rib (302) form a gas channel.

5. The flame-retardant aluminum honeycomb panel according to claim 1, characterized in that: The honeycomb core (4) is in the shape of a hexagonal honeycomb.

6. The flame-retardant aluminum honeycomb panel according to claim 1, characterized in that: The honeycomb core (4) is composed of a plurality of honeycomb units, and the holes of the honeycomb core (4) are in communication with the pores (303) of the punching plate (3).

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