High-strength aluminum-plastic composite pipe

Abstract

The utility model provides a high-strength aluminum-plastic composite pipe, which relates to the technical field of composite pipes, and comprises a pipeline I and a pipeline II, the inner walls of the pipeline I and the pipeline II are respectively provided with a wear-resistant layer I, the outer walls of the pipeline I and the pipeline II are respectively provided with a thermal insulation layer, and the outer walls of the thermal insulation layers are respectively provided with an aluminum alloy layer. A second abrasion-resistant layer is arranged on the outer wall of the aluminum alloy layer, and the first abrasion-resistant layer and the second abrasion-resistant layer are both made of rubber materials. According to the utility model, by arranging the structures such as the wear-resistant layer I, the thermal insulation layer, the aluminum alloy layer and the wear-resistant layer II, the wear resistance of the pipeline I and the pipeline II is improved through the wear-resistant layer I and the wear-resistant layer II, so that the inner walls and the outer walls of the pipeline I and the pipeline II are effectively prevented from being worn; meanwhile, the endurance capacity of the first pipeline and the second pipeline in the high-temperature environment is improved through the heat preservation layer, the overall strength and rigidity of the first pipeline and the second pipeline are improved through the aluminum alloy layer, and the situation that the first pipeline and the second pipeline are prone to being broken is effectively avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of composite pipes, in particular to a high-strength aluminum-plastic composite pipe. Background Art

[0002] Aluminum-plastic composite pipe is referred to as aluminum-plastic pipe, which is a new type of pipe mainly composed of a middle longitudinally welded aluminum pipe and inner and outer layers of polyethylene plastic. Publication No. CN210733499U discloses an aluminum-plastic composite pipe, including: an aluminum-plastic outer coat, the thickness of the aluminum-plastic outer coat is specifically 0.5-1.2mm, and the inner wall of the aluminum-plastic outer coat is provided with a plurality of outer triangular cones with a spacing of 1.5mm; a PPR plastic pipe, the thickness of the PPR plastic pipe is specifically 0.6-1mm, and the inner wall of the PPR plastic pipe is provided with a plurality of inner triangular cones with a spacing of 1.5mm, and the inner triangular cones are distributed in a circle along the inner wall of the PPR plastic pipe, and the outer side of the PPR plastic pipe is sleeved with a sandwich pipe, and the inside of the sandwich pipe is provided with grid lines. The aluminum-plastic composite pipe provided by the utility model has both the outer triangular cone and the inner triangular cone forming a twisting force with the grid line, which increases the tightness and torque resistance of the structural joint, avoids the problem of easy separation of the pressed joint of the composite pipe during use, ensures the production quality of the pipe, and the device structure is simple, which is easy for workers to operate and produce in the actual production link. However, the aluminum-plastic composite pipe is not provided with a high-strength structure and a wear-resistant structure, which makes the aluminum-plastic composite pipe easy to wear or bend during use, thereby reducing the use effect of the aluminum-plastic composite pipe. The aluminum-plastic composite pipe still has shortcomings and needs to be improved. Utility Model Content

[0003] The purpose of the utility model is to solve the technical problems raised in the above background technology.

[0004] The utility model adopts the following technical scheme: a high-strength aluminum-plastic composite pipe, comprising a pipe one and a pipe two, the inner walls of the pipe one and the pipe two are provided with a wear-resistant layer one, the outer walls of the pipe one and the pipe two are provided with a thermal insulation layer, the outer wall of the thermal insulation layer is provided with an aluminum alloy layer, and the outer wall of the aluminum alloy layer is provided with a wear-resistant layer two.

[0005] Preferably, the wear-resistant layer 1 and the wear-resistant layer 2 are both made of rubber material. Here, the wear-resistant layer 1 and the wear-resistant layer 2 made of rubber material improve the anti-wear effect of the inner and outer walls of the pipe 1 and the pipe 2, and provide a certain degree of elasticity.

[0006] Preferably, the insulation layer is made of glass fiber material. Here, the insulation layer of glass fiber material improves the tolerance of pipeline 1 and pipeline 2 in high temperature environment.

[0007] Preferably, the aluminum alloy layer is made of aluminum alloy material. Here, the aluminum alloy layer made of aluminum alloy material improves the overall strength and rigidity of the pipeline 1 and the pipeline 2.

[0008] Preferably, the pipeline 1 is rotatably connected to the pipeline 2. Here, the installation efficiency between the pipeline 1 and the pipeline 2 is improved by the rotatable connection.

[0009] Preferably, a fixing sleeve is fixedly installed at one end of the pipe 1 close to the pipe 2, the fixing sleeve is threadedly connected to the pipe 2, a sealing groove is provided at one end of the pipe 1 close to the pipe 2, and a sealing ring is fixedly installed at one end of the pipe 2 close to the pipe 1. Here, the fixing effect between the pipe 1 and the pipe 2 is improved by the threaded connection, and the sealing effect between the pipe 1 and the pipe 2 is improved by the coordinated use of the sealing ring and the sealing groove.

[0010] Preferably, the sealing ring is slidably connected to the sealing groove. Here, the sealing ring can be conveniently inserted into the sealing groove through the sliding connection.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] 1. In the utility model, by setting up the structures of wear-resistant layer 1, thermal insulation layer, aluminum alloy layer and wear-resistant layer 2, the wear resistance of pipeline 1 and pipeline 2 is improved by wear-resistant layer 1 and wear-resistant layer 2, thereby effectively preventing the inner wall and outer wall of pipeline 1 and pipeline 2 from being worn, and at the same time, the thermal insulation layer improves the tolerance of pipeline 1 and pipeline 2 in high temperature environment, and the aluminum alloy layer improves the overall strength and rigidity of pipeline 1 and pipeline 2, effectively avoiding pipeline 1 and pipeline 2 from being easily damaged.

[0013] 2. In the utility model, by providing structures such as a sealing groove, a fixing sleeve and a sealing ring, by aligning the threaded end of the pipe 2 with the fixing sleeve, and then rotating the pipe 2, the pipe 1 and the pipe 2 will be fixed together after a certain number of rotations. During the fixing process, the sealing ring at one end of the pipe 2 will be stuck in the sealing groove at one end of the pipe 1. This structure can quickly assemble the pipe 1 and the pipe 2, thereby improving the assembly efficiency of the pipe 1 and the pipe 2. At the same time, the sealing effect between the pipe 1 and the pipe 2 is improved by the coordinated use of the sealing ring and the sealing groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model provides a schematic diagram of the overall structure of a high-strength aluminum-plastic composite pipe;

[0015] Figure 2 A cross-sectional view of a high-strength aluminum-plastic composite pipe is provided for the utility model;

[0016] Figure 3 Two cross-sectional views of a high-strength aluminum-plastic composite pipe are provided for the utility model;

[0017] Figure 4 A schematic diagram of the explosion structure of a high-strength aluminum-plastic composite pipe is proposed for the utility model;

[0018] Figure 5 The utility model provides a schematic diagram of the explosion structure of a high-strength aluminum-plastic composite pipe in side view.

[0019] Legend:

[0020] 1. Pipeline 1; 2. Pipeline 2; 3. Wear-resistant layer 1; 4. Sealing groove; 5. Insulation layer; 6. Aluminum alloy layer; 7. Wear-resistant layer 2; 8. Fixed sleeve; 9. Sealing ring. DETAILED DESCRIPTION

[0021] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0022] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0023] Embodiment 1

[0024] See also Figure 1-3 The utility model provides a technical solution: a high-strength aluminum-plastic composite pipe, comprising a pipe 1 and a pipe 2, wherein the inner walls of the pipe 1 and the pipe 2 are provided with a wear-resistant layer 1 3, the outer walls of the pipe 1 and the pipe 2 are provided with a heat-insulating layer 5, the outer wall of the heat-insulating layer 5 is provided with an aluminum alloy layer 6, and the outer wall of the aluminum alloy layer 6 is provided with a wear-resistant layer 2 7. By providing structures such as the wear-resistant layer 1 3, the heat-insulating layer 5, the aluminum alloy layer 6 and the wear-resistant layer 2 7, the wear resistance of the pipe 1 and the pipe 2 is improved by the wear-resistant layer 1 3 and the wear-resistant layer 2 7, thereby effectively preventing the inner and outer walls of the pipe 1 and the pipe 2 from being worn, and at the same time, the heat-insulating layer 5 improves the tolerance of the pipe 1 and the pipe 2 in a high temperature environment, and the aluminum alloy layer 6 improves the overall strength and rigidity of the pipe 1 and the pipe 2, thereby effectively preventing the pipe 1 and the pipe 2 from being easily damaged.

[0025] See also Figure 1-3The wear-resistant layer 1 3 and the wear-resistant layer 2 7 are both made of rubber material. The wear-resistant layer 1 3 and the wear-resistant layer 2 7 made of rubber material improve the wear resistance of the inner and outer walls of the pipe 1 and the pipe 2 and provide a certain degree of elasticity. The thermal insulation layer 5 is made of glass fiber material. The thermal insulation layer 5 made of glass fiber material improves the tolerance of the pipe 1 and the pipe 2 in a high temperature environment. The aluminum alloy layer 6 is made of aluminum alloy material. The aluminum alloy layer 6 made of aluminum alloy material improves the overall strength and rigidity of the pipe 1 and the pipe 2. The pipe 1 and the pipe 2 are rotatably connected, and the installation efficiency between the pipe 1 and the pipe 2 is improved through the rotatable connection.

[0026] Embodiment 2

[0027] See also Figure 4-5 A fixing sleeve 8 is fixedly installed at one end of the pipe 1 close to the pipe 2, and the fixing sleeve 8 is threadedly connected to the pipe 2. The threaded connection improves the fixing effect between the pipe 1 and the pipe 2. A sealing groove 4 is opened at one end of the pipe 1 close to the pipe 2. A sealing ring 9 is fixedly installed at one end of the pipe 2 close to the pipe 1. The sealing effect between the pipe 1 and the pipe 2 is improved by the coordinated use of the sealing ring 9 and the sealing groove 4. The sealing ring 9 is slidably connected to the sealing groove 4, and the sealing ring 9 is conveniently inserted into the sealing groove 4 through the sliding connection. By providing structures such as a sealing groove 4, a fixing sleeve 8 and a sealing ring 9, by aligning the threaded end of pipe 2 with the fixing sleeve 8, and then rotating pipe 2, pipe 1 and pipe 2 will be fixed together after a certain number of rotations. During the fixing process, the sealing ring 9 at one end of pipe 2 will be stuck in the sealing groove 4 at one end of pipe 1. This structure can quickly assemble pipe 1 and pipe 2, thereby improving the assembly efficiency of pipe 1 and pipe 2. At the same time, the sealing effect between pipe 1 and pipe 2 is improved by the coordinated use of the sealing ring 9 and the sealing groove 4.

[0028] Working principle: When using pipe 1 and pipe 2, the wear resistance of pipe 1 and pipe 2 can be improved by wear-resistant layer 1 3 and wear-resistant layer 2 7, thereby effectively preventing the inner wall and outer wall of pipe 1 and pipe 2 from being worn. At the same time, the tolerance of pipe 1 and pipe 2 in high temperature environment is improved by thermal insulation layer 5, and the overall strength and rigidity of pipe 1 and pipe 2 are improved by aluminum alloy layer 6, effectively avoiding pipe 1 and pipe 2 from being easily damaged. When it is necessary to combine pipe 1 and pipe 2, first align the threaded end of pipe 2 with the fixing sleeve 8, and then rotate pipe 2 after alignment. After a certain number of rotations, pipe 1 and pipe 2 will be fixed together. During the fixing process, the sealing ring 9 at one end of pipe 2 will be stuck in the sealing groove 4 at one end of pipe 1, thereby improving the sealing effect between pipe 1 and pipe 2.

[0029] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A high-strength aluminum-plastic composite pipe, comprising a pipe 1 (1) and a pipe 2 (2), characterized in that: The inner walls of the pipe one (1) and the pipe two (2) are provided with a wear-resistant layer one (3), the outer walls of the pipe one (1) and the pipe two (2) are provided with a heat-insulating layer (5), the outer wall of the heat-insulating layer (5) is provided with an aluminum alloy layer (6), the outer wall of the aluminum alloy layer (6) is provided with a wear-resistant layer two (7), a fixing sleeve (8) is fixedly installed at one end of the pipe one (1) close to the pipe two (2), the fixing sleeve (8) and the pipe two (2) are threadedly connected, a sealing groove (4) is provided at one end of the pipe one (1) close to the pipe two (2), and a sealing ring (9) is fixedly installed at one end of the pipe two (2) close to the pipe one (1).

2. The high-strength aluminum-plastic composite pipe according to claim 1, characterized in that: The wear-resistant layer 1 (3) and the wear-resistant layer 2 (7) are both made of rubber material.

3. The high-strength aluminum-plastic composite pipe according to claim 1, characterized in that: The thermal insulation layer (5) is made of glass fiber material.

4. The high-strength aluminum-plastic composite pipe according to claim 1, characterized in that: The aluminum alloy layer (6) is made of aluminum alloy material.

5. The high-strength aluminum-plastic composite pipe according to claim 1, characterized in that: The pipeline one (1) is rotatably connected to the pipeline two (2).

6. The high-strength aluminum-plastic composite pipe according to claim 1, characterized in that: The sealing ring (9) is slidably connected to the sealing groove (4).

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