High-strength aluminum alloy gas cylinder

Abstract

The utility model provides an aluminium alloy gas cylinder with high strength, which comprises an aluminium alloy cylinder body, the aluminium alloy cylinder body consists of an inner container body, a carbon fiber layer and an outer cylinder body, the inner container body is nested in the outer cylinder body, and the carbon fiber layer is fixedly arranged between the outer cylinder body and the inner container body. According to the aluminum alloy gas cylinder, due to the two-layer structural design of the outer cylinder body and the inner container body and the carbon fiber layer arranged between the outer cylinder body and the inner container body, the structural strength of the aluminum alloy gas cylinder is effectively improved, and due to the fact that the anti-corrosion coatings are arranged on the surface of the outer cylinder body and the inner wall of the inner container body, the anti-corrosion performance of the aluminum alloy gas cylinder is effectively improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of aluminum alloy gas cylinders and relates to an aluminum alloy gas cylinder with high strength. Background Art

[0002] Aluminum alloy gas cylinders are usually used to store high-pressure gases and are often used in industrial and medical fields such as oxygen production, nitrogen production, and hydrogen production. The standardization of gas cylinders can ensure the quality and safety of gas cylinders, so that gas cylinders can be used normally in various situations.

[0003] Traditional aluminum alloy gas cylinders are mainly made of aluminum alloy die-casting. Aluminum alloy gas cylinders are single-layer structures. The structural strength of aluminum alloy gas cylinders is limited. When liquids that need to be stored at high pressure are used, the safety of the use of aluminum alloy gas cylinders is affected. For this reason, we have designed a high-strength aluminum alloy gas cylinder to solve the above technical problems. Summary of the invention

[0004] The purpose of the utility model is to provide an aluminum alloy gas cylinder with high strength to solve the problems raised in the above background technology.

[0005] The purpose of the utility model can be achieved through the following technical solutions: a high-strength aluminum alloy gas cylinder, including an aluminum alloy bottle body, the aluminum alloy bottle body is composed of an inner liner body, a carbon fiber layer and an outer bottle body, the inner liner body is nested inside the outer bottle body, and a carbon fiber layer is fixed between the outer bottle body and the inner liner body.

[0006] In the above-mentioned high-strength aluminum alloy gas cylinder, the surface of the outer bottle body is fixedly provided with an outer anti-corrosion coating, and the inner wall of the inner liner body is fixedly provided with an inner anti-corrosion coating.

[0007] In the above-mentioned high-strength aluminum alloy gas cylinder, the thickness of the outer anti-corrosion coating and the inner anti-corrosion coating is 2-6 mm.

[0008] In the above-mentioned high-strength aluminum alloy gas cylinder, the inner wall of the inner liner is fixedly welded with reinforcement rings connected to it at equal intervals.

[0009] In the above-mentioned high-strength aluminum alloy gas cylinder, an air pipe is fixedly provided at the top end of the aluminum alloy cylinder body, and a control valve is fixedly installed inside the air pipe.

[0010] Compared with the prior art, the advantages of the high-strength aluminum alloy gas cylinder of the utility model are:

[0011] 1. The aluminum alloy cylinder body is designed with a two-layer structure of an outer bottle body and an inner liner body, and a carbon fiber layer is provided between the outer bottle body and the inner liner body, which effectively improves the structural strength of the aluminum alloy gas cylinder.

[0012] 2. The anti-corrosion coating on the outer bottle surface and the inner wall of the liner effectively improves the anti-corrosion performance of the aluminum alloy bottle. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 The utility model is a schematic diagram of the cross-sectional structure of a high-strength aluminum alloy gas cylinder.

[0014] Figure 2 The utility model is a high-strength aluminum alloy gas cylinder Figure 1 A partial enlarged view of point A in the middle.

[0015] In the figure, 1. aluminum alloy bottle body; 2. air pipe; 3. control valve; 4. reinforcement ring; 5. inner liner; 6. carbon fiber layer; 7. outer bottle body; 8. outer anti-corrosion coating; 9. inner anti-corrosion coating. DETAILED DESCRIPTION

[0016] The following are specific embodiments of the present invention and the accompanying drawings to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

[0017] like Figure 1 and Figure 2 As shown, the utility model is a high-strength aluminum alloy gas cylinder, including an aluminum alloy bottle body 1, the aluminum alloy bottle body 1 is composed of an inner liner body 5, a carbon fiber layer 6 and an outer bottle body 7, the inner liner body 5 is nested inside the outer bottle body 7, and the carbon fiber layer 6 is fixed between the outer bottle body 7 and the inner liner body 5.

[0018] Specifically, the aluminum alloy cylinder body is designed with a two-layer structure of an outer bottle body 7 and an inner liner body 5, and a carbon fiber layer 6 is provided between the outer bottle body 7 and the inner liner body 5, which effectively improves the structural strength of the aluminum alloy gas cylinder.

[0019] like Figure 1 and Figure 2 As shown, the utility model is a high-strength aluminum alloy gas cylinder, the surface of the outer bottle body 7 is fixedly provided with an outer anti-corrosion coating 8, and the inner wall of the inner liner body 5 is fixedly provided with an inner anti-corrosion coating 9.

[0020] The thickness of the outer anti-corrosion coating 8 and the inner anti-corrosion coating 9 is 2-6 mm. The anti-corrosion performance of the aluminum alloy bottle body 1 is improved by setting the anti-corrosion coating.

[0021] The inner wall of the inner liner body 5 is fixedly welded with an integral reinforcement ring 4 at equal intervals. Specifically, the structural strength of the aluminum alloy bottle body 1 is further improved through the design of the reinforcement ring 4.

[0022] An air pipe 2 is fixedly mounted on the top of the aluminum alloy bottle body 1 , and a control valve 3 is fixedly mounted inside the air pipe 2 .

[0023] Specifically, the aluminum alloy bottle body 1 is designed with a two-layer structure of an outer bottle body 7 and an inner liner body 5, and a carbon fiber layer 6 is provided between the outer bottle body 7 and the inner liner body 5, which effectively improves the structural strength of the aluminum alloy gas cylinder body 1. At the same time, a plurality of integrated reinforcement rings 4 are equidistantly fixed on the inner wall of the inner liner body 5, further improving the structural strength of the aluminum alloy bottle body 1.

[0024] The contents not described in detail in this specification belong to the prior art known to the professional and technical personnel in this field. The specific embodiments described in this article are only used to illustrate the spirit of the utility model. The technicians in the technical field of the utility model can make various modifications or supplements to the specific embodiments described or replace them in a similar way, but they will not deviate from the spirit of the utility model or exceed the scope defined by the attached claims.

Claims

1. A high-strength aluminum alloy gas cylinder, comprising an aluminum alloy cylinder body (1), characterized in that: The aluminum alloy bottle body (1) is composed of an inner liner body (5), a carbon fiber layer (6) and an outer bottle body (7); the inner liner body (5) is nested inside the outer bottle body (7); and the carbon fiber layer (6) is fixedly provided between the outer bottle body (7) and the inner liner body (5).

2. A high-strength aluminum alloy gas cylinder according to claim 1, characterized in that: An outer anti-corrosion coating (8) is fixedly provided on the surface of the outer bottle body (7), and an inner anti-corrosion coating (9) is fixedly provided on the inner wall of the inner liner (5).

3. A high-strength aluminum alloy gas cylinder according to claim 2, characterized in that: The thickness of the outer anti-corrosion coating (8) and the inner anti-corrosion coating (9) is 2-6 mm.

4. The high-strength aluminum alloy gas cylinder according to claim 1, characterized in that: The inner wall of the liner body (5) is fixedly welded with reinforcement rings (4) at equal intervals to form an integral whole.

5. The high-strength aluminum alloy gas cylinder according to claim 1, characterized in that: An air pipe (2) is fixedly provided at the top end of the aluminum alloy bottle body (1), and a control valve (3) is fixedly installed inside the air pipe (2).

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