Light-weight integrally-formed cabin plate and cabin body

Abstract

The utility model discloses a light-weight integrally-formed cabin plate and a cabin body which are used for improving the sealing performance of the cabin body, and belongs to the technical field of military cabin body manufacturing. The utility model comprises a first skin layer, a second skin layer and a sandwich layer, the sandwich layer is arranged between the first skin layer and the second skin layer, the first skin layer and the second skin layer are manufactured through carbon fiber cloth and resin by adopting a vacuum flow guide technology, and the sandwich layer is wrapped by the first skin layer and the second skin layer together.

Description

TECHNICAL FIELD

[0001] The utility model belongs to military cabin body technical field, especially relate to a lightweight integrated moulding cabin board and cabin body. BACKGROUND

[0002] At present, most of the military cabin bodies adopt aluminum skin as the inner and outer surfaces of the cabin board, and the structural form of the cabin body adopts large plate square cabin technology, six large plates are combined into the structural form of the cabin body through the connection of the corner angle, because there are more joints, there is often the risk of water leakage, and the weight of the metal equipment is less reserved space. UTILITY MODEL CONTENTS

[0003] The utility model aims at providing a lightweight integrated moulding cabin board and cabin body, which improves the sealing performance of the cabin body.

[0004] The utility model is realized by the following technical scheme:

[0005] A lightweight integrated moulding cabin board, comprising a first skin layer, a second skin layer and a sandwich layer, the sandwich layer is arranged between the first skin layer and the second skin layer, the first skin layer and the second skin layer are made by vacuum flow guide technology with carbon fiber cloth and resin, and the first skin layer and the second skin layer jointly wrap the sandwich layer.

[0006] When applied, the cabin board is divided into three layers in total, the first skin layer and the second skin layer adopt carbon fiber, the main frame of the cabin body is the sandwich layer, the sandwich layer builds the overall skeleton of the cabin body, according to the requirement of structural strength, the density of the overall skeleton is arranged reasonably like the traditional cabin body, when making, the first skin layer is fixed on the first skin layer after curing by vacuum flow guide technology, the side of the sandwich layer needs to be completely attached to the first skin layer, the other side of the sandwich layer needs to be completely attached to the second skin layer, the second skin layer is also made by vacuum flow guide technology and is cured to form the lightweight integrated moulding cabin board.

[0007] Further preferably, the sandwich layer comprises a carbon pipe skeleton and a foam board, and a resin layer is arranged between the carbon pipe skeleton and the foam board.

[0008] Further preferably, the carbon pipe skeleton comprises a plurality of carbon fiber pipes, the carbon fiber pipes are combined into the carbon pipe skeleton by means of glue riveting, the voids of the carbon pipe skeleton formed by the carbon fiber pipes are filled by the foam board, and the foam board and the carbon fiber pipes are bonded by the resin layer, thereby further strengthening the strength of the cabin board.

[0009] Further preferably, a resin layer is arranged between the sandwich layer and the first skin layer and the second skin layer, thereby further enhancing the strength of the cabin board.

[0010] The light-weighted integrally-formed cabin body comprises the light-weighted integrally-formed cabin plate of any one of the above solutions.

[0011] The utility model discloses can realize the continuity of cabin outer skin, guarantee the sealing performance of cabin, in addition, because use nonmetal as skin material, can also realize the light weight of cabin. BRIEF DESCRIPTION OF DRAWINGS

[0012] The accompanying drawings incorporated in and forming a part of the specification, illustrate embodiments consistent with the present utility model and, together with the description, serve to explain the principles of the utility model.

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description, and obviously, for those skilled in the art, other drawings can also be obtained without creative labor.

[0014] Figure 1 The cabin plate structure schematic diagram is shown.

[0015] In the drawing: 1-first skin layer, 2-second skin layer, 3-sandwich layer, 4-carbon tube framework, 5-foam board, 6-resin layer. DETAILED DESCRIPTION

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or prior art description, and obviously, for those skilled in the art, other drawings can also be obtained without creative labor.

[0017] In the description, it needs to be explained that the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.It needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood in a broad sense, 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 indirectly connected through an intermediate medium, it can be the communication inside two elements.For those skilled in the art, the specific meaning of the above terms can be understood according to the specific circumstances.

[0018] In the following description, many specific details are set forth in order to fully understand the present utility model, but the present utility model can also be implemented in other ways different from the description herein;Obviously, the examples in the specification are only a part of the embodiments of the present utility model, not all the embodiments.

[0019] The specific embodiments of the utility model will be described in detail below with reference to the drawings.

[0020] A lightweight integrally formed cabin plate, comprising a first skin layer 1, a second skin layer 2, a sandwich layer, a sandwich layer 3 is arranged between the first skin layer 1 and the second skin layer 2, the first skin layer 1 and the second skin layer 2 are made by carbon fiber cloth and resin using vacuum flow guide technology, and the first skin layer 1 and the second skin layer 2 jointly wrap the sandwich layer 3.

[0021] The sandwich layer 3 comprises a carbon pipe framework 4 and a foam plate 5, and a resin layer 6 is arranged between the carbon pipe framework 4 and the foam plate 5.

[0022] The carbon pipe framework 4 comprises a plurality of carbon fiber pipes, the carbon pipe framework 4 is formed by the carbon fiber pipes in a glue riveting combination mode, the voids of the carbon pipe framework 4 are filled by the foam plate 5, and the foam plate 5 and the carbon fiber pipes are bonded by the resin layer 6, and in the embodiment, the connection mode of the carbon fiber pipes includes tee connection, two-way connection, four-way connection and rivet fixing.

[0023] The sandwich layer 3 is provided with a resin layer 6 between the first skin layer 1 and the second skin layer 2.

[0024] A lightweight integrally formed cabin body, comprising the lightweight integrally formed cabin plate according to any one of the preceding solutions.

[0025] In application, first, a set of molds is needed according to the shape of the cabin body, carbon fiber cloth is laid on the inner side of the mold, a vacuum bag is laid and air in the first skin layer 1 system is extracted, a negative pressure is formed in the mold cavity, resin is injected into the fiber layer through the laying direction of the carbon fiber cloth by using the pressure generated by the vacuum, the resin infiltrates the carbon fiber cloth and gradually fills the entire mold, and finally the entire product is filled.

[0026] Preferably, in the molding process, the temperature needs to be 60-150 degrees Celsius, and this temperature range can ensure that the resin material flows sufficiently and fills the mold.

[0027] The cabin body of the utility model takes carbon fiber as the core material, combines resin transfer molding and additive manufacturing processes, adopts vacuum flow guide technology, realizes the integrated forming of the cabin plate and the framework (the inner and outer skins are made of carbon fiber material and are integrally formed with the carbon fiber framework), optimizes the non-metallic material system and designs the structure by bionics, realizes the lightweight of the cabin body under the condition of ensuring the bending stiffness.

[0028] Compared with a traditional cabin structure form, the integrally formed cabin technology overturns the structure of the cabin, cancels the joints between the large plates of the cabin, realizes high sealing performance of the cabin, and uses non-metal materials as the inner and outer skins to realize light weight of the cabin.

[0029] The above merely describes specific embodiments of the present application, enabling those skilled in the art to understand or implement the present application. Although the foregoing has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can be modified, or some or all of the technical features can be replaced equivalently; and these modifications or replacements do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments, and should be covered in the protection scope of the claims.

Claims

1. A lightweight, integrally formed panel for a cabin, characterized by: The application relates to a lightweight integrally-formed cabin plate, which comprises a first skin layer (1), a second skin layer (2) and a sandwich layer, the sandwich layer (3) is arranged between the first skin layer (1) and the second skin layer (2), the first skin layer (1) and the second skin layer (2) are made of carbon fiber cloth and resin by adopting a vacuum flow guiding technology, and the first skin layer (1) and the second skin layer (2) jointly wrap the sandwich layer (3).

2. The integrally formed cabin panel of claim 1, wherein: The sandwich layer (3) comprises a carbon pipe framework (4) and a foam plate (5), and a resin layer (6) is arranged between the carbon pipe framework (4) and the foam plate (5).

3. The integrally formed cabin panel of claim 2, wherein: The carbon pipe framework (4) comprises a plurality of carbon fiber pipes, the carbon fiber pipes are combined into the carbon pipe framework (4) by means of glue riveting, the interspaces of the carbon pipe framework (4) are filled with the foam plate (5), and the foam plate (5) and the carbon fiber pipes are bonded by the resin layer (6).

4. The integrally formed cabin panel of any one of claims 1-3, wherein: The sandwich layer (3) is provided with the resin layer (6) between the first skin layer (1) and the second skin layer (2).

5. A lightweight integrally formed cabin body, characterized by: The application further discloses a lightweight integrally-formed cabin plate.

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