Corrosion-resistant automobile engine oil pipe

Abstract

The utility model discloses a corrosion-resistant automobile engine oil pipe, which belongs to the technical field of oil pipes, solves the problem that the oil pipe body of the existing device is exposed outside, so that the oil pipe is easy to be collided to damage and leak oil, and comprises an oil pipe body of which the inner wall and the outer wall are provided with corrosion-resistant layers, and a protective pipe is arranged outside the oil pipe body. The length of the oil pipe body is the same as that of the protective pipe, the outer surface of the oil pipe body is fixedly sleeved with an annular plate, reinforcing ribs are fixedly installed on the inner wall of the protective pipe, and grooves matched with the reinforcing ribs in outline are formed in the side wall of the annular plate. First external threads and second external threads are formed in the two ends of the outer surface of the oil pipe body and the two ends of the outer surface of the protection pipe correspondingly, connecting assemblies are arranged, the outer surface of the oil pipe body can be protected through the protection pipe, a gap exists between the oil pipe body and the protection pipe, and the protection pipe can absorb external impact force through deformation; and the situation that the outer surface of the oil pipe body is damaged and leaks oil due to external collision is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of oil pipes, in particular to a corrosion-resistant automobile engine oil pipe. Background Art

[0002] The engine oil pipe is mainly used to transport gasoline, and the two ends of the oil pipe are connected to the fuel tank and the engine respectively.

[0003] After searching, the patent application with the number CN202320618318.0 discloses a corrosion-resistant automobile engine oil pipe, including an oil pipe body, a cavity is arranged in the oil pipe body, a through hole connected to the cavity is arranged on the side of the oil pipe body, and connecting grooves are arranged on both inner ends of the oil pipe body, the connecting grooves are connected to the cavity, and the connecting grooves and the cavity form a step;

[0004] Although the corrosion-resistant automobile engine oil pipe is more convenient for plugging and positioning between the oil pipe body and other pipe bodies through the formation of steps, thereby improving assembly accuracy, the oil pipe body of the corrosion-resistant automobile engine oil pipe is exposed to the outside, which may easily cause the oil pipe to be damaged by collision and cause oil leakage.

[0005] Therefore, we propose a corrosion-resistant automobile engine oil pipe. Utility Model Content

[0006] In view of the deficiencies of the prior art, the utility model provides a corrosion-resistant automobile engine oil pipe, which solves the problem that the oil pipe body of the prior device is exposed to the outside, which easily leads to the oil pipe being damaged and leaking due to collision.

[0007] To achieve the above purpose, the utility model is implemented through the following technical solutions: a corrosion-resistant automobile engine oil pipe, comprising an oil pipe body with corrosion-resistant layers on both the inner wall and the outer wall, and a protective pipe is arranged on the outside of the oil pipe body;

[0008] The oil pipe body and the protective tube have the same length, an annular plate is fixedly mounted on the outer surface of the oil pipe body, reinforcing ribs are fixedly mounted on the inner wall of the protective tube, a groove matching the profile of the reinforcing ribs is formed on the side wall of the annular plate, a first external thread and a second external thread are respectively formed on both ends of the outer surface of the oil pipe body and the protective tube, and a connecting component is provided.

[0009] Preferably, the contour of the groove is semicircular, and four grooves are arranged in an array along the outer surface of the annular plate. The number of the reinforcing ribs is the same as the grooves, so as to increase the stability of the reinforcing ribs when they are clamped inside the grooves.

[0010] Preferably, the connecting assembly includes an annular connecting plate, a first annular plate and a second annular plate are fixedly mounted on one side of the annular connecting plate, the first annular plate, the second annular plate and the annular connecting plate are concentrically arranged, an annular surface of the annular connecting plate located between the first annular plate and the second annular plate is set as a first contact surface, and an annular surface of the annular connecting plate located inside the first annular plate is set as a second contact surface, wherein, when installing the connecting assembly, both ends of the oil pipe body and the protective tube are abutted against the second contact surface and the first contact surface.

[0011] Preferably, the sizes of the first contact surface and the second contact surface match the thickness of the side walls of the protective tube and the oil pipe body, respectively, and the inner walls of the first annular plate and the second annular plate are respectively provided with external threads matching the first external threads and the second external threads, so as to facilitate the first annular plate and the second annular plate to be threadedly mounted on the outer surfaces of the oil pipe body and the protective tube at both ends.

[0012] Preferably, the surfaces of the first contact surface and the second contact surface are respectively fixedly mounted with a second annular sealing gasket and a first annular sealing gasket, wherein when the first annular plate and the second annular plate are respectively threadedly mounted on the outer surfaces of the oil pipe body and the protective tube at both ends, the two ends of the oil pipe body and the protective tube will respectively squeeze the first annular sealing gasket and the second annular sealing gasket, so that they will respectively fill the gaps between the two ends of the oil pipe body and the protective tube and the second contact surface and the first contact surface, thereby improving the sealing of the connection between the connecting assembly and the oil pipe body and the protective tube.

[0013] Preferably, a connecting pipe is fixedly installed on the other side of the annular connecting plate, and a threaded hole is penetrated through the side of the annular connecting plate and a bolt is threadedly mounted on the threaded sleeve, wherein the connecting pipe is connected to the corresponding installation position, and then the annular connecting plate is fixed to the installation position by bolts, thereby improving the stability of the connection between the connecting pipe and the installation position.

[0014] The utility model provides a corrosion-resistant automobile engine oil pipe, which has the following beneficial effects:

[0015] 1. The corrosion-resistant automobile engine oil pipe is constructed by sheathing a protective pipe on the outside of the oil pipe body, and clamping the reinforcing rib inside the groove, and then aligning the two ends of the oil pipe body and the protective pipe. The oil pipe body and the protective pipe are easy to disassemble, and the oil pipe body and the protective pipe are easy to inspect and repair. The outer surface of the oil pipe body can be protected by the protective pipe, and there is a gap between the oil pipe body and the protective pipe. The protective pipe can absorb external impact force through deformation, thereby preventing the outer surface of the oil pipe body from being damaged and leaking due to external collision, and solving the problem that the oil pipe body of the existing device is exposed to the outside, which easily causes the oil pipe to be damaged and leaking due to collision;

[0016] 2. The corrosion-resistant automobile engine oil pipe can limit and fix the oil pipe body and the protective pipe by threading the second annular plate and the first annular plate onto the outer surfaces of the protective pipe and the oil pipe body respectively, and the two ends of the oil pipe body and the protective pipe will squeeze the first annular sealing gasket and the second annular sealing gasket respectively, so that they are filled in the gaps between the two ends of the oil pipe body and the protective pipe and the second contact surface and the first contact surface respectively, thereby preventing the gasoline inside the oil pipe body from leaking from the gap. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the disassembly structure of the connection assembly of the utility model;

[0019] Figure 3 This is a schematic diagram of the oil pipe body and the protective pipe structure of the utility model;

[0020] Figure 4 It is a cross-sectional structural schematic diagram of the utility model;

[0021] Figure 5 For this utility model Figure 4 Schematic diagram of the structure at point A.

[0022] In the figure: 1. oil pipe body; 11. first external thread; 12. annular plate; 13. groove; 2. protective tube; 21. second external thread; 22. reinforcing rib; 3. connecting assembly; 31. annular connecting plate; 32. bolt; 33. first annular plate; 34. second annular plate; 35. first contact surface; 36. second contact surface; 37. first annular gasket; 38. second annular gasket; 39. connecting tube. DETAILED DESCRIPTION

[0023] 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 in 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.

[0024] Example 1: Figure 1-5As shown: it includes an oil pipe body 1 with corrosion-resistant layers on both the inner and outer walls, a protective tube 2 is arranged outside the oil pipe body 1, the oil pipe body 1 and the protective tube 2 have the same length, an annular plate 12 is fixedly mounted on the outer surface of the oil pipe body 1, a reinforcing rib 22 is fixedly mounted on the inner wall of the protective tube 2, a groove 13 matching the profile of the reinforcing rib 22 is opened on the side wall of the annular plate 12, a first external thread 11 and a second external thread 21 are respectively opened at both ends of the outer surface of the oil pipe body 1 and the protective tube 2, and a connecting component 3 is arranged, the profile of the groove 13 is semicircular, and the groove 13 is opened along the outer surface of the annular plate 12. The number of the reinforcing ribs 22 is the same as the groove 13. By putting the protective tube 2 on the outside of the oil pipe body 1 and making the reinforcing ribs 22 stuck in the inside of the groove 13, and then aligning the two ends of the oil pipe body 1 and the protective tube 2, the oil pipe body 1 and the protective tube 2 are easy to disassemble, and the oil pipe body 1 and the protective tube 2 are easy to repair. The outer surface of the oil pipe body 1 can be protected by the protective tube 2, and there is a gap between the oil pipe body 1 and the protective tube 2. The protective tube 2 can absorb the external impact force by deformation, so as to avoid the situation that the outer surface of the oil pipe body 1 is damaged and leaked due to external collision;

[0025] Example 2: Figure 1-2 As shown: the connection assembly 3 includes an annular connecting plate 31, a first annular plate 33 and a second annular plate 34 are fixedly installed on one side of the annular connecting plate 31, the first annular plate 33, the second annular plate 34 and the annular connecting plate 31 are concentrically arranged, the annular surface of the annular connecting plate 31 located between the first annular plate 33 and the second annular plate 34 is set as a first contact surface 35, and the annular surface of the annular connecting plate 31 located inside the first annular plate 33 is set as a second contact surface 36, the sizes of the first contact surface 35 and the second contact surface 36 are matched with the thickness of the side walls of the protection tube 2 and the oil pipe body 1 respectively, the inner walls of the first annular plate 33 and the second annular plate 34 are respectively provided with external threads matching the first external threads 11 and the second external threads 21, the first contact surface 35 and the second contact surface The second annular sealing gasket 38 and the first annular sealing gasket 37 are fixedly installed on the surface of the contact surface 36, and a connecting pipe 39 is fixedly installed on the other side of the annular connecting plate 31. A threaded hole is penetrated through the side surface of the annular connecting plate 31 and a bolt 32 is threadedly mounted. By threading the second annular plate 34 and the first annular plate 33 onto the outer surfaces of the protective tube 2 and the oil pipe body 1 respectively, the oil pipe body 1 and the protective tube 2 can be limited and fixed, and the two ends of the oil pipe body 1 and the protective tube 2 will squeeze the first annular sealing gasket 37 and the second annular sealing gasket 38 respectively, so that they are filled in the gaps between the two ends of the oil pipe body 1 and the protective tube 2 and the second contact surface 36 and the first contact surface 35 respectively, thereby preventing the gasoline inside the oil pipe body 1 from leaking from the gap.

[0026] Working principle and use process of the utility model: When using the corrosion-resistant automobile engine oil pipe, first put the protective tube 2 on the outside of the oil pipe body 1, and make the reinforcing rib 22 stuck in the inside of the groove 13, then align the two ends of the oil pipe body 1 and the protective tube 2, the protective tube 2 can protect the oil pipe body 1, and then thread the second annular plate 34 and the first annular plate 33 on the outer surfaces of the protective tube 2 and the oil pipe body 1 respectively, and the two ends of the oil pipe body 1 and the protective tube 2 will squeeze the first annular sealing gasket 37 and the second annular sealing gasket 38 respectively, so that they are filled in the gaps between the two ends of the oil pipe body 1 and the protective tube 2 and the second contact surface 36 and the first contact surface 35 respectively, and then connect the connecting tube 39 to the installation position, and fix the annular connecting plate 31 to the installation position with the bolt 32.

[0027] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0028] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A corrosion-resistant automobile engine oil pipe, comprising an oil pipe body (1) with corrosion-resistant layers on both the inner wall and the outer wall, and a protective pipe (2) is arranged outside the oil pipe body (1); Features: The oil pipe body (1) and the protective pipe (2) have the same length; an annular plate (12) is fixedly mounted on the outer surface of the oil pipe body (1); a reinforcing rib (22) is fixedly mounted on the inner wall of the protective pipe (2); a groove (13) matching the profile of the reinforcing rib (22) is formed on the side wall of the annular plate (12); a first external thread (11) and a second external thread (21) are respectively formed on the outer ends of the oil pipe body (1) and the protective pipe (2), and a connecting assembly (3) is provided.

2. The corrosion-resistant automobile engine oil pipe according to claim 1, characterized in that: The outline of the groove (13) is semicircular, and four grooves (13) are arranged in an array along the outer surface of the annular plate (12), and the number of the reinforcing ribs (22) is the same as that of the grooves (13).

3. The corrosion-resistant automobile engine oil pipe according to claim 1, characterized in that: The connection assembly (3) comprises an annular connection plate (31), a first annular plate (33) and a second annular plate (34) being fixedly mounted on one side of the annular connection plate (31), the first annular plate (33), the second annular plate (34) and the annular connection plate (31) being arranged concentrically, an annular surface of the annular connection plate (31) located between the first annular plate (33) and the second annular plate (34) being set as a first contact surface (35), and an annular surface of the annular connection plate (31) located inside the first annular plate (33) being set as a second contact surface (36).

4. The corrosion-resistant automobile engine oil pipe according to claim 3, characterized in that: The sizes of the first contact surface (35) and the second contact surface (36) respectively match the thickness of the side walls of the protection tube (2) and the oil tube body (1), and the inner walls of the first annular plate (33) and the second annular plate (34) are respectively provided with external threads matching the first external threads (11) and the second external threads (21).

5. The corrosion-resistant automobile engine oil pipe according to claim 3, characterized in that: A second annular sealing gasket (38) and a first annular sealing gasket (37) are fixedly mounted on the surfaces of the first contact surface (35) and the second contact surface (36), respectively.

6. The corrosion-resistant automobile engine oil pipe according to claim 3, characterized in that: A connecting pipe (39) is fixedly mounted on the other side of the annular connecting plate (31), and a threaded hole is formed through the side surface of the annular connecting plate (31) and a bolt (32) is threadedly mounted on the hole.

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