Aluminum alloy composite pipe with high stability

Abstract

The utility model relates to the technical field of aluminum alloy composite pipes, and provides a high-stability aluminum alloy composite pipe which comprises an aluminum alloy pipe, a lining plastic pipe is fixedly connected to the inner side of the aluminum alloy pipe in a sleeved mode, a second clamping groove is formed in the end of the inner wall of the lining plastic pipe, first clamping teeth are fixedly arranged on the inner wall of the second clamping groove, and second clamping teeth are fixedly arranged on the inner wall of the second clamping groove. A clamping assembly is arranged on the inner side of the second clamping groove in a clamped mode, the clamping assembly comprises a clamping plate, a connecting plate and a baffle, the clamping plate is clamped on the inner side of the second clamping groove, second clamping teeth are fixedly arranged on the side wall of the clamping plate, and the second clamping teeth are meshed with the first clamping teeth. The clamping plate of the clamping assembly is clamped to the inner side of the second clamping groove, so that the first clamping teeth on the inner side of the second clamping groove are meshed with the second clamping teeth on the clamping plate for limiting, the clamping assembly is clamped to the outer side of the end of the lining plastic pipe and the outer side of the end of the aluminum alloy pipe, and the stability of connection of the ends of the composite pipe is enhanced.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum alloy composite pipes, in particular to an aluminum alloy composite pipe with strong stability. Background Art

[0002] Aluminum alloy lined plastic composite pipe is a type of aluminum alloy composite pipe. It is a new type of practical pipe developed on the basis of traditional plastic pipes. It combines the physical and chemical advantages of metal and plastic. The outer layer is aluminum alloy pipe and the inner layer is thermoplastic plastic pipe. It is a double-layer structure composite pipe formed by prestressed compounding.

[0003] During transportation, the ends of aluminum alloy composite pipes lack protective structures. Since they are composed of two composite materials, when the ends of the pipes are hit, cracks may easily appear at the pipe joints or even the inner layer of the pipe may fall off, and the connection stability is insufficient.

[0004] Therefore, there is a need for an aluminum alloy composite pipe that can protect both ends of the pipeline and enhance the connection stability of the inner and outer pipelines. Utility Model Content

[0005] In order to solve the above problems, the utility model proposes an aluminum alloy composite pipe with strong stability, which has the characteristics of strong stability and good protective effect.

[0006] In order to achieve the above purpose, the utility model proposes the following specific solutions:

[0007] A highly stable aluminum alloy composite pipe comprises an aluminum alloy pipe, the inner side of which is fixedly sleeved with an inner lining plastic pipe, the inner wall end of the inner lining plastic pipe is provided with a second slot, the inner wall of the second slot is fixedly provided with a first tooth, the inner side of the second slot is clamped with a clamping assembly, the clamping assembly comprises a clamping plate, a connecting plate and a baffle, the clamping plate is clamped on the inner side of the second slot, the side wall of the clamping plate is fixedly provided with a second tooth, the second tooth meshes with the first tooth, the top surface of the clamping plate is fixedly connected with a connecting plate, one end of the connecting plate is fixedly connected with a baffle, and the baffle is located on the outer side of the aluminum alloy pipe.

[0008] As an optimal technical solution for an aluminum alloy composite tube with strong stability of the utility model, a protective component is clamped on the inner side of the baffle, and the protective component includes a limit plate, a support plate, a spring and a protective plate. The support plate is clamped on the outer wall of the aluminum alloy tube, and a limit plate is fixedly provided on one side of the support plate. The limit plate is attached to one side of the baffle, and springs are symmetrically fixed on the side walls at both ends of the limit plate. One end of the spring is fixedly connected to a protective plate, and the protective plate is located on the outside of the baffle.

[0009] As a preferred technical solution of an aluminum alloy composite tube with strong stability of the utility model, a first slot is provided at the end of the outer wall of the aluminum alloy tube, and the support plate is engaged with the inner side of the first slot.

[0010] As an optimal technical solution for an aluminum alloy composite pipe with strong stability of the utility model, an inclined stopper is fixedly provided at one end of the side wall of the baffle, and the limit plate is engaged with one side of the inclined stopper.

[0011] As an optimal technical solution for an aluminum alloy composite pipe with strong stability of the utility model, a plurality of the first clamping slots, the second clamping slots, the clamping components and the protective components are provided.

[0012] As an optimal technical solution for an aluminum alloy composite tube with high stability of the utility model, the size of the clamping plate is matched with the inner size of the second clamping groove.

[0013] As an optimal technical solution for an aluminum alloy composite tube with high stability of the utility model, the thickness dimension of the support plate is matched with the depth dimension of the first slot.

[0014] Compared with the existing technology, the utility model has the following beneficial effects:

[0015] The utility model provides a clamping assembly, a second clamping groove is opened at the end of the inner plastic lining pipe, and a clamping plate of the clamping assembly is clamped to the inner side of the second clamping groove, so that the first clamping teeth inside the second clamping groove and the second clamping teeth on the clamping plate are engaged to limit the position, so that the clamping assembly is clamped on the outer side of the end of the inner plastic lining pipe and the aluminum alloy pipe, thereby enhancing the stability of the connection of the composite pipe end;

[0016] In addition, through the provided protection component, the limit plate of the protection component and the protection plate are connected by a spring and are engaged with the outer side of the baffle of the clamping component. A first slot is opened on the outer wall of the aluminum alloy tube, and the support plate connected to one side of the limit plate is engaged with the inner side of the first slot. The baffle is supported by the support plate, which improves the clamping stability of the clamping component. At the same time, the external protection of the clamping component can be achieved through the protection plate and the spring, which reduces the influence of the external impact force on the end of the composite pipe. At the same time, the protection of the clamping component is improved, which is convenient for stable transportation of the composite pipe, thereby further improving the stability of the composite pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to better describe the technical solution of the utility model in detail, the present invention is further explained below in conjunction with the accompanying drawings and embodiments.

[0018] Figure 1 It is a schematic diagram of the overall structure provided by the utility model;

[0019] Figure 2 It is a partial cross-sectional view of the utility model;

[0020] Figure 3 For the utility model Figure 2 The enlarged schematic diagram of point A in the middle;

[0021] Figure 4 It is a three-dimensional schematic diagram of the aluminum alloy pipe and the inner plastic lined pipe of the utility model;

[0022] Figure 5 This is a schematic diagram of the connection between the clamping assembly and the protection assembly of the utility model;

[0023] Figure 6 It is a three-dimensional schematic diagram of the clamping assembly of the utility model;

[0024] Figure 7 It is a three-dimensional schematic diagram of the protection component of the utility model.

[0025] In the figure: 1. aluminum alloy tube; 11. first slot; 2. plastic lining tube; 21. second slot; 22. first tooth; 3. clamping assembly; 31. clamping plate; 311. second tooth; 32. connecting plate; 33. baffle; 331. tilting block; 4. protective assembly; 41. limit plate; 42. support plate; 43. spring; 44. protective plate. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example

[0027] See also Figure 1-7 As shown, the utility model provides the following technical solutions: a highly stable aluminum alloy composite pipe, comprising an aluminum alloy pipe 1, the inner side of the aluminum alloy pipe 1 is fixedly sleeved with an inner lining plastic pipe 2, which can be referred to in the attached Figure 2 , Figure 3 , Figure 4 and Figure 6A second clamping groove 21 is provided at the inner wall end of the lining plastic pipe 2, a first clamping tooth 22 is fixedly provided on the inner wall of the second clamping groove 21, a clamping assembly 3 is clamped on the inner side of the second clamping groove 21, the clamping assembly 3 is clamped on the outer side of the end of the composite pipe, the clamping assembly 3 includes a clamping plate 31, a connecting plate 32 and a baffle 33, the clamping plate 31 is clamped on the inner side of the second clamping groove 21; the size of the clamping plate 31 is adapted to the inner side size of the second clamping groove 21, and the clamping is stable; a first clamping tooth 22 is fixedly provided on the side wall of the clamping plate 31 Two latch teeth 311, the second latch tooth 311 is meshed with the first latch tooth 22 to prevent the clamping plate 31 from being separated from the clamping slot, and a connecting plate 32 is fixedly connected to the top surface of the clamping plate 31, and a baffle 33 is fixedly connected to one end of the connecting plate 32, and the baffle 33 is located on the outside of the aluminum alloy tube 1; this solution clamps the clamping assembly 3 on the outside of the end of the composite tube, and improves the stability of the connection between the inner and outer layer tubes of the composite tube end through the clamping structure, so as to avoid the situation where the composite tube end is easily cracked due to collision during transportation.

[0028] Reference Figure 1 , Figure 3 , Figure 5 and Figure 7 As shown, specifically, a protective component 4 is engaged with the inner side of the baffle 33, and the protective component 4 includes a limit plate 41, a support plate 42, a spring 43 and a protective plate 44. The support plate 42 is engaged with the outer wall of the aluminum alloy tube 1, and a limit plate 41 is fixedly provided on one side of the support plate 42. The limit plate 41 is attached to one side of the baffle 33. The side walls of both ends of the limit plate 41 are symmetrically fixed with springs 43, and one end of the spring 43 is fixedly connected with a protective plate 44. The protective plate 44 can protect the baffle 33, that is, to elastically protect the clamping component 3. The protective plate 44 is located on the outer side of the baffle 33; one end of the side wall of the baffle 33 is fixedly provided with The inclined stopper 331 facilitates pushing the support plate 42 to engage with the inner side of the limit plate 41, and at the same time, the limit plate 41 can be engaged and protected by the inclined stopper 331, so that the protection component 4 is stably protected at the end of the composite pipe, and the limit plate 41 is engaged with one side of the inclined stopper 331; during the transportation of the composite pipe, the protection component 4 is engaged with the inner side of the baffle 33 of the clamping component 3, and the clamping component 3 is protected by the protection plate 44 to avoid external impact force directly acting on the end of the composite pipe, thereby improving the clamping stability of the clamping component 3 and further improving the stability of the connection between the inner and outer layer pipes at the end of the composite pipe.

[0029] Reference Figure 3 and Figure 4As shown, specifically, a first slot 11 is provided at the end of the outer wall of the aluminum alloy tube 1, and a support plate 42 is engaged with the inner side of the first slot 11; the thickness of the support plate 42 is matched with the depth of the first slot 11, and the limit plate 41 can be engaged with the inner side of the baffle 33 through the support of the support plate 42; multiple first slots 11, second slots 21, clamping components 3 and protective components 4 are provided; through the support of the support plate 42, the clamping component 3 can clamp the end of the composite tube more stably, thereby improving the stability of the composite tube.

[0030] The working principle and use process of the utility model are as follows: during the transportation of the aluminum alloy composite pipe, the clamping component 3 is clamped to the end of the aluminum alloy composite pipe, and the first clamping tooth 22 and the second clamping tooth 311 are engaged to limit the position, and then the protective component 4 is engaged between the baffle 33 of the clamping component 3 and the aluminum alloy pipe 1, and the baffle 33 is supported by the support plate 42 of the protective component 4, so as to improve the clamping stability of the clamping component 3 on the composite pipe end, and at the same time, the clamping component 3 and the composite pipe end can be protected by the protective plate 44 and the spring 43, so as to improve the stability of the composite pipe end and avoid the situation where the inner and outer layer pipes are easily separated due to external impact during pipeline transportation.

[0031] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A highly stable aluminum alloy composite tube, comprising an aluminum alloy tube (1), characterized in that: The inner side of the aluminum alloy tube (1) is fixedly sleeved with an inner lining plastic tube (2); a second clamping groove (21) is provided at the inner wall end of the inner lining plastic tube (2); a first clamping tooth (22) is fixedly provided on the inner wall of the second clamping groove (21); a clamping assembly (3) is clamped on the inner side of the second clamping groove (21); the clamping assembly (3) comprises a clamping plate (31), a connecting plate (32) and a baffle (33); the clamping plate (31) is clamped on the inner side of the second clamping groove (21); a second clamping tooth (311) is fixedly provided on the side wall of the clamping plate (31); the second clamping tooth (311) meshes with the first clamping tooth (22); a connecting plate (32) is fixedly provided on the top surface of the clamping plate (31); a baffle (33) is fixedly provided on one end of the connecting plate (32); the baffle (33) is located on the outer side of the aluminum alloy tube (1).

2. The aluminum alloy composite tube with strong stability according to claim 1, characterized in that: A protective component (4) is engaged with the inner side of the baffle (33), and the protective component (4) comprises a limit plate (41), a support plate (42), a spring (43) and a protective plate (44). The support plate (42) is engaged with the outer wall of the aluminum alloy tube (1), a limit plate (41) is fixedly provided on one side of the support plate (42), the limit plate (41) is attached to one side of the baffle (33), springs (43) are symmetrically fixedly provided on the side walls at both ends of the limit plate (41), one end of the spring (43) is fixedly connected to a protective plate (44), and the protective plate (44) is located on the outer side of the baffle (33).

3. The aluminum alloy composite tube with strong stability according to claim 2, characterized in that: A first clamping groove (11) is provided at the end of the outer wall of the aluminum alloy tube (1), and the support plate (42) is clamped inside the first clamping groove (11).

4. The aluminum alloy composite tube with strong stability according to claim 3, characterized in that: An inclined stopper (331) is fixedly provided at one end of the side wall of the baffle plate (33), and the limiting plate (41) is engaged with one side of the inclined stopper (331).

5. The aluminum alloy composite pipe with high stability according to claim 4, characterized in that: The first card slot (11), the second card slot (21), the clamping assembly (3) and the protection assembly (4) are each provided in plurality.

6. The aluminum alloy composite pipe with high stability according to claim 5, characterized in that: The size of the clamping plate (31) is matched to the inner size of the second clamping slot (21).

7. The aluminum alloy composite tube with high stability according to claim 6, characterized in that: The thickness dimension of the support plate (42) is matched to the depth dimension of the first clamping groove (11).

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