TWM594054U - Honeycomb core material and composite honeycomb structure - Google Patents

Abstract

The present invention discloses a honeycomb core material and a composite honeycomb structure, wherein the honeycomb core material includes a honeycomb panel and a plurality of foam layers, the honeycomb panel includes a plurality of honeycomb holes, and each honeycomb hole directly penetrates the opposite two sides of the honeycomb board Each foaming layer is packed in each honeycomb hole, and the foaming layer is tightly connected with each wall surface of the honeycomb hole, wherein the foaming layer is infused and formed by a hard foaming agent; the composite honeycomb structure is made of honeycomb core material As a core layer, a first adhesive layer, a fiber material layer, a second adhesive layer and a surface layer are sequentially stacked on opposite sides of the honeycomb core material having honeycomb holes, respectively. The new type utilizes the honeycomb core material and the composite honeycomb structure, and can simultaneously have the advantages of light weight, high strength, fire prevention, heat insulation, and good sound insulation.

Description

Honeycomb core material, composite honeycomb structure

The present invention relates to a composite structure, in particular to a honeycomb core material and a composite honeycomb structure with characteristics of light weight, high strength, fire prevention, heat insulation, and good sound insulation.

According to the press, wood, metal and other decoration materials are indispensable and important materials in all fields. In addition to being used as a partition surface material for homes, public offices and other buildings, it is also widely used in automobiles, high-speed trains, aircraft, Among ships and other transportation tools. With the development of modern industry and technology, more and more structures emphasize lightness in order to meet the needs of consumers or achieve better performance. Therefore, in addition to wood and metal, there are many more light-weight decoration materials Quantify the choice of materials, such as metal honeycomb panels.

Although the honeycomb panel is used in objects such as buildings and transportation tools, it can simultaneously have the functions of light weight, high Z-axis strength and fire protection, but the structural strength of the honeycomb panel in the X-axis and Y-axis directions is It is much weaker; moreover, the honeycomb panel has a good sound transmission and heat transfer effect, so if the honeycomb panel is used in the partition wall of a building that requires sound insulation and heat insulation, it is a disadvantage. Based on this, the new model is to develop a lightweight honeycomb core material and a composite honeycomb structure that can improve the X-axis and Y-axis structural strength, light weight, fire prevention, heat insulation, and sound insulation effects to improve the above shortcomings.

In view of the above-mentioned problems of the prior art, the purpose of the present invention is to provide a honeycomb core material and a composite honeycomb structure that have the characteristics of light weight, high strength, fire prevention, heat insulation, and good sound insulation.

According to the purpose of the present invention, a honeycomb core material is proposed, which includes a honeycomb panel and a plurality of foam layers, the honeycomb panel includes a plurality of honeycomb holes, and each of the honeycomb holes directly penetrates the opposite two sides of the honeycomb board, Each of the foamed layers is packed in each of the honeycomb holes, and the foamed layer is tightly connected to each wall surface of the honeycomb holes, wherein the foamed layer is formed by pouring a hard foaming agent.

According to the above technical features, the honeycomb board can be made of metal, plastic or fiber, for example.

According to the above technical features, the metal may be aluminum or copper.

According to the above technical features, the plastic can be selected from polyphenylene sulfide (PPS), polyvinyl chloride (Polyvinylchloride, PVC), polyethylene (Polyethylene, PE), polyetheretherketone (PEEK), and poly Composed of Polyurethane (PU), Polyethylene Terephthalate (PET), Polypropylene (PP) and Thermoplastic Polyurethane (TPU) One or more materials in the group of.

According to the above technical features, the fiber is preferably composed of one or more materials selected from the group consisting of chemical fiber, carbon fiber, paper fiber, organic fiber, inorganic fiber and mineral fiber.

According to the above technical features, the wall surface of each honeycomb hole is provided with an adhesive layer adhered to the foam layer.

According to the above technical features, the honeycomb core material further includes an outer frame body, which is attached to a peripheral edge surface of the honeycomb panel that is perpendicular to the opposite two surfaces with the honeycomb holes.

According to the above technical features, the outer frame can be made of metal or composite material.

According to the above technical characteristics, further composite materials can be selected from aluminum, copper, polyphenylene sulfide (PPS), polyether ether ketone (PEEK), polyvinyl chloride (Polyvinylchloride, PVC), polyethylene ( Polyethylene (PE), Polyurethane (PU), Polyethylene terephthalate (PET), Polypropylene (PP), Thermoplastic Polyurethane (Thermoplastic Polyurethane (TPU), chemical fiber, carbon fiber, paper fiber, organic fiber, inorganic fiber and mineral fiber, which are composed of two or more materials.

According to the above technical features, the thickness of the foam layer is preferably equal to the thickness of the honeycomb panel.

According to the above technical features, the thickness of the foam layer may be smaller than the thickness of the honeycomb panel.

According to the above technical features, the thickness of the foam layer may be greater than the thickness of the honeycomb panel.

According to the above technical features, the thickness of the honeycomb board is further preferably 1.5 mm to 35 mm, further preferably 1.5 mm to 4 mm.

New According to the purpose of the present invention, a composite honeycomb structure is further proposed, which comprises: the honeycomb core material as described above; two first adhesive layers, one surface of each first adhesive layer is connected to the honeycomb core material respectively There are two opposite sides of the plurality of honeycomb holes; two fiber material layers, one side of each fiber material layer is respectively connected to the other side of the first adhesive layer connected to the honeycomb core material, wherein the fiber material layer The system includes an adhesive resin structure and a fiber mesh structure, the fiber mesh structure is covered by the adhesive resin structure, and the fiber mesh structure is formed by a plurality of discontinuous fiber filaments with non-directional distribution and intertwined with each other , The distance between the fiber filaments is filled with the adhesive resin structure; two second adhesive layers, one surface of each second adhesive layer is connected to the fiber material layer and the first adhesive layer is connected to the other One surface; and two surface layers, one surface of each surface layer is respectively connected to the other surface of each second adhesive layer connected to the fiber material layer.

According to the above technical features, the average length of the plurality of fiber filaments is preferably greater than or equal to 35 mm.

According to the above technical features, the average length of the plurality of fiber filaments is preferably less than or equal to 500 mm.

According to the above technical features, each of the fiber filaments includes a plurality of fibers, and the adhesive resin structure fills the gap between the plurality of fibers to cover the fibers.

According to the above technical features, at least one of the plurality of fibers forms two independent piles.

According to the above technical features, the pile is non-directionally distributed.

According to the above technical features, the plural fiber systems have plural piles.

According to the above technical features, at least one of the fibers of at least one of the fiber webs of the fiber web structure and at least one of the fibers of the other of the fiber threads are entangled with each other in a non-directional distribution.

According to the above technical features, at least one of the piles of at least one of the fiber filaments of the fiber web structure and at least one of the fibers of the other fiber filament are intertwined with each other in a non-directional distribution.

According to the above technical features, at least one of the piles of at least one of the fiber filaments and at least one of the piles of the other fiber filament are intertwined with each other in a non-directional distribution.

According to the above technical features, the fiber yarn is made of carbon fiber or glass fiber.

According to the above technical features, the diameter of the fiber filament is between 3 μm and 30 μm.

According to the above technical features, the total fiber content in the fibrous material layer in the fibrous material layer is between 5% and 40% by weight, and most preferably between 5% and 30%.

According to the above, the honeycomb core material of this new type is mainly filled with a hard foaming agent on the honeycomb panel, so that each honeycomb hole of the honeycomb panel is filled with a foaming layer formed by the hard foaming agent. The combination of the honeycomb board and the foam layer, compared with the conventional use of honeycomb board, foam board, etc. as the decoration material, under the same thickness, the new model can also achieve the functions of heat insulation, fire prevention and light weight. In addition, it can improve the structural strength, especially the strength of the X, Y and Z axes, so that the new honeycomb core material has high rigidity in the direction of the X, Y and Z axes, can withstand higher strength impact, and also Can further improve the sound insulation effect. The composite honeycomb structure including the honeycomb core material of the present invention has a plurality of fiber filaments of a fiber material layer intertwined with each other in a non-directional manner Distribution, so the tear strength, flexural strength and flexural modulus of the fiber material layer in all directions can be uniform and can resist the destructive force from all directions; and the surface layer of the composite honeycomb structure can be used as a decorative surface. It is further made of metal materials such as aluminum, etc. As the outermost layer of the structure, it can have functions of fire prevention and impact resistance.

100: Compound honeycomb structure

10: Honeycomb core material

11: Honeycomb board

111: Honeycomb

112: Adhesive layer

12: foam layer

13: outer frame

20: The first glue layer

30: fiber material layer

31: Adhesive resin structure

32: Fiber mesh structure

40: second glue layer

50: surface layer

S11~S14: Step

S21: Provide material step

S22: First step of fitting

S23: Second step of fitting

S24: hot press forming step

Figure 1 is the first schematic diagram of the new honeycomb core material.

Figure 2 is a second schematic diagram of the new honeycomb core material.

Figure 3 is a flow chart of the manufacturing method of the new honeycomb core material.

Figure 4 is the first schematic diagram of the new type of composite honeycomb structure.

Figure 5 is a second schematic diagram of the new type of composite honeycomb structure.

Figure 6 is a flow chart of the manufacturing method of the new composite honeycomb structure.

Figure 7 is a schematic diagram of the manufacturing method of the novel composite honeycomb structure.

In order to facilitate your inspectors to understand the technical features, content and advantages of the new model and the achievable effects, the new model is attached to the drawings and described in detail in the form of expressions of the embodiments, and the drawings used therein, which The main purpose is only for illustration and auxiliary instructions. It is not necessarily the true proportion and precise configuration after the implementation of the new model. Therefore, it should not be interpreted and limited to the relationship between the proportion and configuration of the attached drawings. He Xianming.

The new honeycomb core material and composite honeycomb structure can be used as decoration materials for buildings, such as compartment surface materials, or can be used as decoration materials for vehicles such as automobiles, high-speed trains, aircrafts, and ships, such as transportation tools. In addition to the functions of fire prevention and heat insulation, the interior or outer shell can also achieve the purpose of lightening and improving structural strength.

Please refer to Figure 1, which is the first schematic diagram of the new honeycomb core material. As shown in the figure, the honeycomb core material 10 of the present invention includes a honeycomb panel 11 and a plurality of foam layers 12. The honeycomb plate 11 includes a plurality of honeycomb holes 111, and each of the honeycomb holes 111 penetrates the two opposite sides of the honeycomb plate 11 in a vertical direction (Z-axis direction), wherein the thickness of the honeycomb plate 11 is the honeycomb plate 11 The distance between the opposing two surfaces of the plurality of honeycomb holes 111 may have a thickness of 1.5 mm to 35 mm, further preferably 1.5 mm to 4 mm, but not limited thereto.

Each of the foamed layers 12 is packed in each of the honeycomb holes 111, and the foamed layer 12 is tightly connected to each wall surface of the honeycomb holes 111 without gaps. In detail, each of the foamed layers 12 It is formed by pouring a hard foaming agent into the honeycomb holes 111 and heating and foaming. Preferably, each wall surface of each honeycomb hole 111 of the honeycomb panel 11 can be further provided with an adhesive layer 112, so that the foamed layer 12 can be adhered to the honeycomb hole 111 by the adhesive layer 112 during molding to achieve More stable combined strength.

The honeycomb panel 11 can be made of metal, plastic or fiber.

Wherein, the metal may be aluminum or copper.

Among them, the plastic can be selected from Polyphenylene sulfide (PPS), Polyvinylchloride (PVC), Polyethylene (PE), Polyetheretherketone (PEEK), Polyurethane Polyurethane, PU), Polyethylene terephthalate (Polyethylene terephthalate, PET), Polypropylene (PP) and Thermoplastic Polyurethane (Thermoplastic Polyurethane, TPU) one of the group or Consists of more than one material.

Among them, the fiber is preferably one or more materials selected from the group consisting of chemical fiber, carbon fiber, paper fiber, organic fiber, inorganic fiber and mineral fiber.

The foam layer 12 can be made of, for example, polyurethane (Polyurethane, PU), polyvinyl chloride (Polyvinyl Chloride, PVC), polyethylene terephthalate (PET), or other materials.

In the above, the thickness of the foamed layer 12 is preferably equal to the thickness of the honeycomb panel 11, which means that the foamed layer 12 completely covers the honeycomb holes 111. Of course, depending on the usage requirements, the thickness of the foamed layer 12 It can also be smaller or larger than the thickness of the honeycomb panel 11.

Please refer to the following Table 1, Table 2 and Table 3, which is the comparison of the compressive strength and compression modulus of the honeycomb core material 10 of this new type and the light-weight decoration materials (honeycomb panels) used in the past in all directions result. Among them, the density of the honeycomb core material is 0.14 g/cm ³ , so the honeycomb core material meets the requirements of light weight.

Table II

First, the compression strength and compression modulus in Tables 1 to 3 are comparative values measured under the condition that all materials are of the same thickness.

As shown in the numerical comparison of the X axis shown in Table 1, it can be seen that the compressive strength of the honeycomb core board 10 combining the honeycomb board and the rigid foam of the new type is compared with the compressive strength of the honeycomb board alone. The honeycomb core board 10 of the present invention is improved by 1050 times; in the part of the compression modulus, the honeycomb core board 10 and the compression modulus of the honeycomb board alone are increased by 545 times.

As shown in the comparison of the Y-axis values in Table 2, it can be seen that the compressive strength of the honeycomb core board 10 combining the honeycomb board and the rigid foam of the new model is compared with that of the honeycomb board alone. The honeycomb core board 10 of the present invention is improved by 1110 times; in the part of the compression modulus, the honeycomb core board 10 and the compression modulus of the honeycomb board alone are increased by 316 times.

Although the structural strength of the honeycomb core board 10 of the new model in the X-axis and Y-axis directions is better than other conventional materials, as shown in Table 3, the strength of the Z axis can be seen in the combination of the new model Compared with the compressive strength of the honeycomb board and the rigid foamed honeycomb core board 10 compared with the honeycomb board alone, the new type of honeycomb core board 10 is improved by 4.8 times; in the compression modulus part The honeycomb core board 10 and the compression modulus of the honeycomb board alone are improved by 1.4 times of the honeycomb core board 10 of the present invention. It can be seen that the overall structural strength or rigidity of the honeycomb core board 10 of the present invention, especially the structural strength of the Z axis, is also significantly improved.

Therefore, the compressive strength of the honeycomb core board 10 in the X, Y, and Z axes is 1.05Mpa, 1.11Mpa, and 1.84Mpa, in other words, the honeycomb core board 10 has uniform compressive strength in all directions; The compression modulus of the X, Y, and Z axes are 18 Mpa, 24 Mpa, and 38.2 Mpa, in other words, the honeycomb core board 10 has an approximate compression modulus in each direction. Therefore, in addition to being lightweight, the honeycomb core board 10 of the present invention can improve the structural strength, especially the strength of the X, Y, and Z axes.

Please refer to FIG. 2 again, which is the second schematic diagram of the new honeycomb core material. As shown in the figure, the honeycomb core material 10 of the present invention may further include an outer frame body 13 that is attached to the honeycomb panel 11 perpendicular to two opposite surfaces of the honeycomb hole 111 The peripheral surface can further increase the structural strength of the honeycomb core material 10. Wherein, the outer frame body 13 can be made of metal or composite material, further, the composite material can be selected from aluminum, copper, polyphenylene sulfide (PPS), polyether ether ketone (PEEK), polychloride Polyethylene (Polyvinylchloride, PVC), Polyethylene (PE), Polyurethane (PU), Polyethylene terephthalate (PET), Polypropylene (PP) Or thermoplastic polyurethane (Thermoplastic Polyurethane (TPU), chemical fiber, carbon fiber, paper fiber, organic fiber, carbon fiber, inorganic fiber and mineral fiber, which is composed of two or more materials.

Please refer to FIG. 3 again, which is a flowchart of the manufacturing method of the new honeycomb core material, which is suitable for manufacturing the honeycomb core material 10 as described above, wherein the manufacturing method includes the following steps:

Step S11: providing an upper mold, a lower mold, the rigid foaming agent and the honeycomb panel 11.

Step S12: Place one side of the honeycomb panel 11 with the honeycomb holes 111 on the lower mold, and fill the hard foaming agent from the other side of the honeycomb panel 11 with the honeycomb holes 111 into the Among the plurality of honeycomb holes 111, the upper mold is covered on the other side of the honeycomb panel 11 having the honeycomb holes 111.

Step S13: heating the honeycomb panel 11 filled with the rigid foaming agent.

Step S14: The upper mold and the lower mold are removed to form the honeycomb core material 10 including the honeycomb plate 11 and the plurality of foamed layers 12 formed by the rigid foaming agent.

Please refer to FIG. 1 and FIG. 4 together. FIG. 4 is the first schematic diagram of the new-type composite honeycomb structure. As shown, the composite honeycomb structure 100 of the present invention includes the honeycomb core material 10, two first adhesive layers 20, two fiber material layers 30, two second adhesive layers 40 and two surface layers as described above 50, wherein the first adhesive layer 20 and the second adhesive layer 40 can be made of resin or other adhesive materials, and the surface layer 50 can be made of metal, paper, rubber, or plastic.

The fiber material layer 30 includes an adhesive resin structure 31 and a fiber mesh structure 32. The fiber mesh structure 32 is covered by the adhesive resin structure 31, and the fiber mesh structure 32 is composed of The discontinuous plural fiber filaments are formed by non-directional distribution and intertwined with each other. The distance between each fiber filament is filled with the adhesive resin structure 31, wherein the average length of the plural fiber filaments is greater than or equal to 35mm , And less than or equal to a predetermined average length to form the aforementioned "discontinuous", for example, the average length is less than or equal to 500mm; preferably, the length of each filament is greater than or equal to 35mm, and less than or equal to 500mm.

In the above, the plurality of fiber filaments are intertwined with each other to form a non-directional distribution. The non-directional distribution means that the fiber web structure 32 is projected on a two-dimensional plane (not shown), and the plurality of fiber filaments are The projection system on the two-dimensional plane extends randomly or randomly in all directions. Since the plurality of fiber filaments are intertwined with each other into a non-directional distribution, and the average length of the plurality of fiber filaments is greater than or equal to 35 mm, the physical properties of the fiber material layer 30 are uniform in all directions, in other words, the fiber material layer 30 The tear strength, flexural strength and flexural modulus in all directions can be uniform and can resist the destructive force from all directions.

Further, the fiber filament may include a single fiber or a plurality of fibers, for example, the fiber filament may include one fiber or one hundred fibers or between one and one hundred fibers. In the embodiment in which the fiber filaments include a plurality of the fibers, the fiber filaments are not coated with slurry, and the adhesive resin structure 31 can penetrate and cover the distance between the plurality of fibers to cover the fibers. Therefore, the fibrous material layer 30 is more reinforced. In addition, at least one of the plurality of fibers in the fiber filament forms two independent piles, the two piles are non-directionally distributed, and the adhesive resin structure 31 also covers the piles, so it is reinforced The tear strength, bending strength and bending modulus of the fibrous material layer 30 in all directions can be uniform. Preferably, a plurality of the fiber systems have a plurality of the piles.

In particular, it is worth noting that at least one fiber of at least one of the fiber filaments and at least one fiber of the other fiber filament in the fiber web structure 32 are intertwined with each other in a non-directional distribution. At least one of the piles of at least one of the fiber filaments in the fiber mesh structure 32 and at least one of the fibers of another one of the fiber filaments are entangled with each other in a non-directional distribution; more preferably, the fiber mesh At least one of the piles of at least one of the fiber filaments in the structure 32 and at least one of the piles of the other fiber filament are intertwined with each other in a non-directional distribution. In this way, the porosity of the fiber web structure 32 is reduced, and the tear strength, flexural strength, and flexural modulus of the fiber material layer 30 in all directions are again enhanced to be uniform.

In the above, the fiber filament or the fiber may preferably be carbon fiber, glass fiber or recycled fiber, the diameter of the fiber filament is between 3 μm and 30 μm; in the embodiment where the fiber filament or the fiber series is carbon fiber The diameter of the carbon fiber is between 3 μm and 8 μm; in the embodiment where the fiber filament or the fiber system is glass fiber, the diameter of the glass fiber is between 20 μm and 35 μm. In addition, the total fiber content in the fibrous material layer 30 may be between 5% and 40% of the weight percentage in the fibrous material layer 30, preferably between 5% and 30%.

In the above, the adhesive resin structure 31 may be composed of a thermosetting resin or a thermoplastic resin; further, the adhesive resin structure 31 may include a solid filler, the solid filler is selected from calcium carbonate (Calcium carbonate), Magnesium oxide, zinc stearate, aluminum hydroxide, antimony oxide, polybrominated diphenyl ethers, polybrominated biphenyls, tetrabromo At least one of the group consisting of bisphenol A (tetrabromobisphenol A), hexabromocyclododecane (Hexabromocyclododecane) and N,N-dimethylaniline (N,N-Dimethylaniline).

Please refer to FIG. 5 again, which is the second schematic diagram of the new type of composite honeycomb structure. As shown in the figure, one surface of each first adhesive layer 20 is respectively connected to the opposite two surfaces of the honeycomb core material 10 provided with the plurality of honeycomb holes 111; one surface of each fiber material layer 30 is connected to each of the first The other surface of a glue layer 20 connected to the honeycomb core material 10; one surface of each second glue layer 40 is connected to the other surface of the fibrous material layer 30 connected to the first glue layer 20; One surface of the surface layer 50 is respectively connected to the other surface of each second adhesive layer 40 connected to the fibrous material layer 30. Wherein, the honeycomb core material 10, the two first glue layers 20, the two fiber material layers 30, the two second glue layers 40 and the two surface layers 50 can be formed into the composite honeycomb structure by a hot press forming method 100.

In the above, the thickness of the honeycomb core material 10 may be preferably 1.5 mm to 35 mm, further preferably 1.5 mm to 4 mm; the thickness of the fibrous material layer 30 is preferably 1 mm to 5 mm, most preferably 1 mm; the surface layer 50 The thickness is preferably 1 mm to 5 mm, and most preferably 1 mm. The thickness ratio of the fibrous material layer 30 and the surface layer 50 to the overall structure can be adjusted according to requirements, and is not limited by the above-described structure.

Specifically, the composite honeycomb structure 100 is mainly composed of the honeycomb core material 10, the fiber material layer 30 and the surface layer 50, and the honeycomb core material 10 is composed of the honeycomb panel 11 and the plurality of foam layers 12 It is combined and used in the structure to achieve the purpose of improving the strength of the structure, with the functions of cushioning and impact resistance, and also has the functions of light weight, fire protection, heat insulation, and sound insulation; the plural roots of the fiber material layer 30 The filaments are intertwined with each other to form a non-directional distribution, so the tear strength, bending strength and bending modulus of the fiber material layer 30 in each direction can be uniform, and can resist the destructive force from all directions; the surface layer 50 can It is made of metal materials such as aluminum. As the outermost layer of the structure, it has the functions of fire resistance and impact resistance.

Based on the above, the present invention also provides a method for manufacturing a composite honeycomb structure, please refer to FIG. 6 and FIG. 7 at the same time. The manufacturing method of the composite honeycomb structure 100 as described above includes at least the following process steps:

1. Material supply step S21: providing the honeycomb core material 10, the two fiber material layers 30, the two surface layers 50 and the resin material.

A first bonding step S22: uniformly apply resin material to one side of the honeycomb core material 10 having the honeycomb holes 111 to form the first adhesive layer 20, and attach one of the fiber material layers 30 to The first adhesive layer 20 is coated with a resin material on the fiber material layer 30 to form the second adhesive layer 40, and then one of the surface layers 50 is attached to the second adhesive layer 40 to form a semi-finished structure.

A second laminating step S23: turning over the semi-finished product structure, and evenly coating the resin material on the other side of the honeycomb core material 10 with the honeycomb holes 111 to form the first adhesive layer 20, and then another The fiber material layer 30 is attached to the first adhesive layer 20, and then a resin material is applied to the fiber material layer 30 to form the second adhesive layer 40, and then another surface layer 50 is attached to the second adhesive layer 40.

A hot press forming step S24: applying pressure to the two skin layers 50 at opposite ends, so that the honeycomb core material 10, the two first glue layers 20, the two fiber material layers 30, the two The second glue layer 40 and the two surface layers 50 are formed into the composite honeycomb structure 100.

In a word, the honeycomb core material of the new type mainly infuse the rigid foaming agent into the honeycomb panel, so that each honeycomb hole of the honeycomb panel is filled with the foaming layer formed by the rigid foaming agent. The combination of board and rigid foam, compared to the conventional use of honeycomb board, foam board, etc. as decoration materials, under the same thickness, the new model can also achieve heat insulation, fire prevention and light weight. In addition to quantification and other functions, it can improve the structural strength, especially the strength of the Z axis, so that the new honeycomb core material has high rigidity, can withstand higher strength impact, and can further improve the sound insulation effect.

Looking at the above, it can be seen that the new model has indeed achieved the desired effect under the breakthrough of the previous technology, and it is not easy for people who are familiar with the art to think about it. Furthermore, this new model has not been disclosed before, and it has Progressiveness and practicability show that the patent application requirements have been met. You must file a patent application in accordance with the law, and urge your office to approve this new type of patent application, so as to encourage the new model and achieve good results.

The above-mentioned embodiments are only to illustrate the technical ideas and features of this new model, and its purpose is to enable those who are familiar with this skill to understand the content of this new model and implement it accordingly, but cannot limit the patent scope of this new model. That is to say, equal changes or modifications made by Dafan in accordance with the spirit disclosed by this new model should still be covered by the patent scope of this new model.

10: Honeycomb core material

11: Honeycomb board

111: Honeycomb

12: foam layer

Claims (26)

A honeycomb core material, comprising a honeycomb panel (11) and a plurality of foam layers (12), the honeycomb panel (11) comprises a plurality of honeycomb holes (111), each of the honeycomb holes (111) is straight through The two opposite sides of the honeycomb panel (11), each of the foamed layers (12) is packed in each of the honeycomb holes (111), and the foamed layer (12) is connected to each wall surface of the honeycomb holes (111) It is tightly connected, in which the foam layer (12) is formed by pouring a rigid foaming agent. The honeycomb core material according to claim 1, wherein the honeycomb board (11) is made of metal or plastic or fiber material. The honeycomb core material according to claim 2, wherein the metal is aluminum or copper. The honeycomb core material according to claim 2, wherein the plastic is selected from polyphenylene sulfide (Polyphenylene sulfide (PPS), polyether ether ketone (PEEK), polyvinyl chloride (Polyvinylchloride, PVC), polyethylene ( Polyethylene (PE), Polyurethane (PU), Polyethylene terephthalate (PET), Polypropylene (PP) and Thermoplastic Polyurethane (Thermoplastic Polyurethane (TPU) is composed of one or more materials. The honeycomb core material according to claim 2, wherein the fiber is composed of one or more materials selected from the group consisting of chemical fiber, carbon fiber, paper fiber, organic fiber, inorganic fiber and mineral fiber. The honeycomb core material according to claim 1, wherein the wall surface of each honeycomb hole (111) is provided with an adhesive layer (112) adhered to the foamed layer (12). The honeycomb core material according to claim 6, further comprising an outer frame (13), which is attached to the peripheral surface of the honeycomb panel (11) perpendicular to the opposite two surfaces with the honeycomb holes (111) . According to the honeycomb core material of claim 7, the outer frame (13) is made of metal or composite material. The honeycomb core material as described in claim 8, the composite material is selected from aluminum, copper, polyphenylene sulfide (PPS), polyether ether ketone (PEEK), polyvinyl chloride (Polyvinylchloride, PVC) , Polyethylene (PE), Polyurethane (PU), Polyethylene terephthalate (PET), Polypropylene (PP), Thermoplastic Polyurethane Two or more materials in the group of Thermoplastic Polyurethane (TPU), chemical fiber, carbon fiber, paper fiber, organic fiber, inorganic fiber and mineral fiber. The honeycomb core material according to claim 7, wherein the thickness of the foam layer (12) is equal to the thickness of the honeycomb panel (11). The honeycomb core material according to claim 7, wherein the thickness of the foam layer (12) is smaller than the thickness of the honeycomb panel (11). The honeycomb core material according to claim 7, wherein the thickness of the foam layer (12) is greater than the thickness of the honeycomb panel (11). The honeycomb core material according to claim 7, wherein the thickness of the honeycomb board (11) is 1.5 mm to 4 mm. A composite honeycomb structure, including: The honeycomb core material (10) according to any one of claims 1 to 13; two first adhesive layers (20), one surface of each first adhesive layer (20) is connected to the honeycomb core material ( 10) The two opposite sides of the plurality of honeycomb holes (111); two fiber material layers (30), one surface of each fiber material layer (30) is connected to the first glue layer (20) respectively The other side connected to the honeycomb core material (10), wherein the fibrous material layer (30) includes an adhesive resin structure (31) and a fibrous mesh structure (32), the fibrous mesh structure (32) is used by the The bonding resin structure (31) is coated, and the fiber web structure (32) is formed by a plurality of discontinuous fiber filaments with non-directional distribution and intertwined with each other, the distance between each fiber filament is filled with the bonding Resin structure (31); two second adhesive layers (40), one surface of each second adhesive layer (40) is connected to the fibrous material layer (30) and the first adhesive layer (20) Opposite to the other side; and two surface layers (50), one surface of each surface layer (50) is respectively connected to the other surface of each second adhesive layer (40) connected to the fibrous material layer (30). The composite honeycomb structure according to claim 14, wherein the average length of the plurality of fiber filaments is greater than or equal to 35 mm. The composite honeycomb structure according to claim 14, wherein the average length of the plurality of fiber filaments is less than or equal to 500 mm. The composite honeycomb structure according to claim 14, wherein each of the fiber filaments includes a plurality of fibers, and the adhesive resin structure (31) fills the distance between the plurality of fibers to cover the fibers. The composite honeycomb structure according to claim 17, wherein at least one of the plurality of fibers forms two independent piles. The composite honeycomb structure according to claim 18, wherein the piles are non-directionally distributed. The composite honeycomb structure according to claim 19, wherein the plurality of fiber systems has a plurality of piles. The composite honeycomb structure according to claim 17, wherein at least one of the fibers of at least one of the fiber filaments of the fiber web structure (32) and at least one of the fibers of another of the fiber filaments are entangled with each other Into a non-directional distribution. The composite honeycomb structure according to claim 18, wherein at least one of the piles of at least one of the fiber filaments of the fiber web structure (32) and at least one of the fibers of another fiber filament are intertwined with each other Into a non-directional distribution. The composite honeycomb structure as claimed in claim 18, wherein at least one of the piles of at least one of the fiber filaments and at least one of the piles of the other fiber filaments are intertwined with each other Into a non-directional distribution. The composite honeycomb structure according to any one of claims 14 to 17, wherein the fiber wire is carbon fiber or glass fiber. The composite honeycomb structure according to any one of claims 14 to 17, wherein the diameter of the fiber filament is between 3 μm and 30 μm. The composite honeycomb structure according to any one of claims 14 to 17, wherein the weight percentage of the total fiber content in the fibrous material layer (30) in the fibrous material layer (30) is between 5% and 40% The best time is between 5% and 30%.

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