CN220599899U - Multifunctional oil passing flange of marine diesel engine and marine diesel engine - Google Patents
Multifunctional oil passing flange of marine diesel engine and marine diesel engine Download PDFInfo
- Publication number
- CN220599899U CN220599899U CN202322046104.3U CN202322046104U CN220599899U CN 220599899 U CN220599899 U CN 220599899U CN 202322046104 U CN202322046104 U CN 202322046104U CN 220599899 U CN220599899 U CN 220599899U
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- Prior art keywords
- flange
- marine diesel
- diesel engine
- oil
- hole
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- 239000004576 sand Substances 0.000 claims description 8
- 239000003921 oil Substances 0.000 abstract description 54
- 239000010687 lubricating oil Substances 0.000 abstract description 15
- 238000005461 lubrication Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000000605 extraction Methods 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010710 diesel engine oil Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Landscapes
- Lubrication Of Internal Combustion Engines (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The utility model belongs to the technical field of marine diesel engine parts, especially, relate to a marine diesel engine multifunctional oil passing flange and marine diesel engine, including the flange main part that has two parallel arrangement's terminal surface, be provided with external screw hole on the terminal surface of flange main part, be provided with on the other terminal surface of flange main part and connect the oil groove, external screw hole has the through-hole, the through-hole runs through the flange main part, external screw hole in the flange main part on the marine diesel engine has the through-hole to be used for adjusting external to the lubricating oil pressure of booster, satisfy the pressure operation requirement of booster, external piping connection has been removed through the design of connecting the oil groove, the leakage point of lubricating oil has been reduced.
Description
Technical Field
The application belongs to the technical field of marine diesel engine parts, and particularly relates to a multifunctional oil passing flange of a marine diesel engine and the marine diesel engine.
Background
With the updating of the marine supercharger, the supercharger technology is transited from self-lubrication to external lubrication. The arrangement of external pipes presents a number of problems for diesel engines, such as the need for increased oil pick-up locations for the diesel engine in a given form, the problem of changing the trend of the external pipes and the problem of concern for the variation of the diesel engine oil pressure and the supercharger demand pressure.
Currently, superchargers have the following requirements for diesel engines:
1. the supercharger requires external lubrication; 2. the external pipeline is as short as possible, and the oil taking device is arranged at the near end of the supercharger; 3. the pressure of the lubricating oil required by the supercharger is lower than that of the diesel engine.
The external lubricating oil of the supercharger needs to be obtained from the main oil duct of the diesel engine so as to ensure the stability of the lubricating oil pressure. When the pressure requirement of the supercharger on lubricating oil is lower than the lubricating oil pressure of a diesel engine, a throttle plug is required to be arranged on an oil inlet pipeline of the supercharger so as to adjust the pipeline pressure to a proper range, the throttle plug is prevented from moving on the pipeline, the size of the throttle plug is slightly larger than the inner diameter of the pipeline, the pipeline is filled, the throttle plug is required to be disassembled for replacement when the actual pipeline pressure exceeds the required pressure range, and at the moment, the throttle plug is not very convenient to disassemble, and a connected oil inlet pipe is required to be replaced when serious.
There are two screw holes on the flange of current oil extraction position, be used for the oil extraction demand of adjacent position and booster respectively, the organism adjacent position is because of the screw hole distance with the flange is shorter, and the pipeline is difficult to arrange, the condition of easy emergence oil leak.
Disclosure of Invention
In order to solve the problems, the application provides a multifunctional oil passing flange of a marine diesel engine and the marine diesel engine.
The utility model aims at providing a marine diesel engine multi-functional oil flange and marine diesel engine, external screw hole in the flange main part on the marine diesel engine has the through-hole to be used for adjusting external lubricating oil pressure to the booster, satisfies the pressure operation requirement of booster, has removed external pipe connection through the design of connecting the oil groove, has reduced the leakage point of lubricating oil.
In order to achieve the purpose of the application, the technical scheme of the application is as follows:
the multifunctional oil passing flange for the marine diesel engine comprises a flange main body with two end faces which are arranged in parallel, wherein an external threaded hole is formed in one end face of the flange main body, and a connecting oil groove is formed in the other end face of the flange main body.
Further, the external threaded hole is provided with a through hole, and the through hole penetrates through the flange main body.
Further, the connecting oil groove and the external threaded hole are eccentrically arranged.
Further, the eccentric angle connecting the center line of the oil groove and the center of the external threaded hole is 12 degrees.
Further, the diameter of the through hole is smaller than that of the external threaded hole.
Further, the connecting oil groove does not penetrate through the flange main body.
Further, the flange main body comprises a large-area end and a small-area end, the external threaded hole is located at the large-area end of the flange main body, one end of the connecting oil groove is located at the large-area end of the flange main body, and the other end of the connecting oil groove is located at the small-area end of the flange main body.
A marine diesel engine comprises a supercharger, a main oil passage sand removing hole of the engine body and an oil sliding channel, wherein the multifunctional oil passing flange of the marine diesel engine is arranged on the main oil passage sand removing hole of the engine body.
Further, the externally threaded hole is aligned with the supercharger.
Further, the connecting oil groove is connected with adjacent lubricating oil channels on the marine diesel engine body.
Compared with the prior art, the beneficial effects of this application are:
1. the flange of this application is used for the sealed to the clear sand hole of organism main oil gallery, prevents that the main oil gallery from leaking, and external screw hole in the flange main part has the through-hole, is equivalent to a throttle plug for adjust external lubricating oil pressure to the booster, satisfy the pressure operation requirement of booster, removed external pipe connection through the design of connecting the oil groove, reduced the leak point of lubricating oil.
2. The design of the flange structure realizes various use requirements of oil passing, oil taking, pressure reducing and sealing of the lubricating oil.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application.
FIG. 1 is a schematic elevational view of the present application;
fig. 2 is a schematic cross-sectional view of the present application.
In the figure:
1. flange main part, 2, external screw hole, 3, connecting oil groove.
Detailed Description
The present application is further described below with reference to the drawings and examples.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
In the present application, the terms such as "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "side", "bottom", etc. refer to the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are merely relational terms, which are merely determined for convenience in describing the structural relationships of the various components or elements of the present application, and do not denote any one component or element of the present application, and are not to be construed as limiting the present application.
Example 1
The embodiment is a flange structure applied to a marine diesel engine, the multifunctional oil passing flange for the marine diesel engine is provided, the multifunctional oil passing flange comprises a flange main body 1 with two end faces which are arranged in parallel, the corners of the flange main body 1 are in arc transition, the flange main body 1 comprises a large-area end and a small-area end, as shown in fig. 1, the large-area end is large, the small-area end is small, the flange structure is specific, the flange main body 1 is provided with an external threaded hole 2 on one end face, the other end face of the flange main body 1 is provided with a connecting oil groove 3, the flange main body 1 is used for sealing a main oil duct sand removing hole of a main body, leakage of the main oil duct is prevented, the external threaded hole 2 is aligned with a supercharger on the marine diesel engine, the connecting oil groove 3 is connected with an adjacent lubricating oil channel on the marine diesel engine body, a through hole 2 is provided with a through hole, the diameter of the through hole is smaller than that of the external threaded hole 2, the through hole is equivalent to a throttling plug for adjusting the lubricating oil pressure of the supercharger, when the actual pressure exceeds the requirement, the actual pressure exceeds the required pressure, the flange can be adjusted through the pressure, the oil groove can be adjusted through the size of the flange main body 3, the oil can be adjusted, and the size of the flange main body is not required to be adjusted, and the size of the flange main body is required to be adjusted, and the size is additionally is increased, the flange main body is connected with the flange is in the size is required, and the size is connected through the oil channel is in the engine through the oil channel.
From the positional relation, the connecting oil groove 3 and the external threaded hole 2 are eccentrically arranged, the external threaded hole 2 is located at the large-area end of the flange main body 1, one end of the connecting oil groove 3 is located at the large-area end of the flange main body 1, and the other end of the connecting oil groove 3 is located at the small-area end of the flange main body 1, and as a specific embodiment, the eccentric angle between the center line of the connecting oil groove 3 and the center of the external threaded hole 2 is 12 °, but for example, the eccentric angle is between 10 ° and 15 ° or other eccentric angles should be regarded as the protection scope of the patent.
As an application foundation of the embodiment, as an implementation scheme of the marine diesel engine, the marine diesel engine comprises a supercharger, a main body oil passage sand removing hole and an oil lubricating channel, the multifunctional oil passing flange of the marine diesel engine is installed on the main body oil passage sand removing hole, in terms of matching, an external threaded hole 2 is aligned with the supercharger, and a connecting oil groove 3 is connected with an adjacent oil lubricating channel on the marine diesel engine body.
The foregoing is merely a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and variations may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.
While the foregoing description of the embodiments of the present application has been presented in conjunction with the drawings, it should be understood that it is not intended to limit the scope of the application, but rather, it is intended to cover all modifications or variations which may be resorted to without undue burden to those skilled in the art, having the benefit of the present application.
Claims (9)
1. The multifunctional oil passing flange of the marine diesel engine is characterized by comprising a flange main body (1) with two end faces which are arranged in parallel, wherein an external threaded hole (2) is formed in one end face of the flange main body (1), and a connecting oil groove (3) is formed in the other end face of the flange main body (1);
the external threaded hole (2) is internally provided with a through hole, and the through hole penetrates through the flange main body (1).
2. A marine diesel multifunctional oil passing flange according to claim 1, characterized in that the connecting oil groove (3) is arranged eccentrically to the external threaded hole (2).
3. A marine diesel multifunctional oil passing flange according to claim 2, characterized in that the eccentric angle of the connecting oil groove (3) centre line and the external threaded hole (2) centre is 12 °.
4. A marine diesel multifunctional oil passing flange according to claim 1, characterized in that the diameter of the through hole is smaller than the diameter of the external threaded hole (2).
5. A marine diesel multifunctional oil passing flange according to claim 1, characterized in that the connecting oil groove (3) does not extend through the flange body (1).
6. A marine diesel multifunctional oil passing flange as claimed in claim 1, characterized in that the flange body (1) comprises a large-area end and a small-area end, the external threaded hole (2) is positioned at the large-area end of the flange body (1), one end of the connecting oil groove (3) is positioned at the large-area end of the flange body (1), and the other end of the connecting oil groove (3) is positioned at the small-area end of the flange body (1).
7. A marine diesel engine comprising a supercharger, a main body oil passage sand removal hole and an oil sliding passage, wherein the main body oil passage sand removal hole is provided with the multifunctional oil passing flange of the marine diesel engine according to any one of claims 1-6.
8. A marine diesel engine as claimed in claim 7, characterised in that the externally threaded bore (2) is aligned with a supercharger.
9. A marine diesel engine as claimed in claim 7, characterized in that the connecting oil groove (3) connects adjacent oil channels in the marine diesel engine block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322046104.3U CN220599899U (en) | 2023-08-01 | 2023-08-01 | Multifunctional oil passing flange of marine diesel engine and marine diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322046104.3U CN220599899U (en) | 2023-08-01 | 2023-08-01 | Multifunctional oil passing flange of marine diesel engine and marine diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220599899U true CN220599899U (en) | 2024-03-15 |
Family
ID=90180993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322046104.3U Active CN220599899U (en) | 2023-08-01 | 2023-08-01 | Multifunctional oil passing flange of marine diesel engine and marine diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220599899U (en) |
-
2023
- 2023-08-01 CN CN202322046104.3U patent/CN220599899U/en active Active
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