CN112943406B - Diesel engine gear chamber cover - Google Patents
Diesel engine gear chamber cover Download PDFInfo
- Publication number
- CN112943406B CN112943406B CN202110202223.6A CN202110202223A CN112943406B CN 112943406 B CN112943406 B CN 112943406B CN 202110202223 A CN202110202223 A CN 202110202223A CN 112943406 B CN112943406 B CN 112943406B
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- Prior art keywords
- oil
- communicated
- filter
- oil pump
- cavity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/02—Pressure lubrication using lubricating pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/03—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
- F02F7/00—Casings, e.g. crankcases or frames
- F02F7/0065—Shape of casings for other machine parts and purposes, e.g. utilisation purposes, safety
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/03—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means
- F01M2011/031—Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means characterised by mounting means
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention discloses a novel diesel engine gear chamber cover cap, which comprises a cover cap body, wherein a vertical filter connecting port, a transverse filter connecting port, an engine oil pump chamber and a main oil duct are formed on the cover cap body; an oil pump inlet, an oil pump left outlet and an oil pump right outlet which are communicated with the oil pump chamber are formed on the cover body, and the oil pump right outlet is communicated with the lower cavity; a first oil passage communicated with the upper cavity is formed on the cover cap body, a second oil passage communicated with the first oil passage is formed on the vertical mechanical filter connecting port, and a third oil passage communicated with the left outlet of the oil pump is formed on the vertical mechanical filter connecting port; the bottom surface of the upper cavity is formed with a prefabricated blind hole. The oil filter can be transversely or vertically mounted, the mounting requirements of two different positions under different working conditions can be met, the practicability and the universality of the gear chamber cover cap are improved, and the application and development of the whole machine are simple.
Description
The technical field is as follows:
the invention relates to the technical field of engines, in particular to a gear chamber cover cap of a diesel engine.
Background art:
when a 3B low-power diesel engine newly developed by a company is matched with a digging machine and a rice transplanter in the market, the installation position of an engine oil filter needs to be changed according to different configurations due to the fact that the digging machine and the rice transplanter are arranged differently to cause the space change of an engine cabin, and meanwhile, the maintenance requirement needs to be met; i summarize relevant market data and customer's feedback suggestion, in order to facilitate the engine installation and overhaul and develop this part, redesign the gear shroud, optimize the gear chamber shroud of oil circuit way on the department of organism, increase the sealed attachment, have met the requirement of 2 kinds of mounting means of different positions of the oil filter of users, guaranteed the commonality of relevant parts such as the organism at the same time; the application and development of the whole machine become simple.
The invention content is as follows:
the invention aims to overcome the defects of the prior art and provide a gear chamber cover cap of a diesel engine, which can transversely or vertically install an oil filter, can meet the installation requirements of two different positions under different working conditions, improves the practicability and the universality of the gear chamber cover cap and simplifies the application and development of the whole machine.
The scheme for solving the technical problems is as follows:
a diesel engine gear chamber cover comprises a cover body, wherein a machine filter vertical connecting port with an opening at the lower side, a machine filter transverse connecting port with an opening at the right side, an engine oil pump chamber and a main oil duct are formed on the cover body, a second threaded hole communicated with the main oil duct is formed in the bottom surface of the machine filter transverse connecting port, a cavity-dividing cover plate is fixedly connected with the second threaded hole through a screw, and an upper cavity and a lower cavity are formed by the cavity-dividing cover plate and the machine filter transverse connecting port;
an oil pump inlet communicated with the oil pump chamber is formed at the lower end of the cover body, an oil pump left outlet and an oil pump right outlet communicated with the oil pump chamber are formed at the upper end of the oil pump chamber, and the oil pump right outlet is communicated with the lower cavity;
a first oil through passage which is horizontally arranged and communicated with the upper cavity is formed in the cover cap body, a first threaded hole is formed in the bottom surface of the vertical connecting port of the oil filter, a second oil through passage which extends to the first oil through passage is formed in the bottom surface of the first threaded hole, the first oil through passage and the second oil through passage are communicated through a connecting hole, and the thread of the outer wall of the oil filter shaft of the oil filter is matched with the thread of the first threaded hole; a third oil passage communicated with the left outlet of the oil pump is formed on the bottom surface of the vertical filter connecting port;
a prefabricated blind hole is formed in the bottom surface of the upper cavity;
and a plurality of oil outlet holes communicated with the diesel engine body are formed in the side wall of the main oil duct.
When the oil filter is vertically installed, a connecting oil duct for communicating the upper cavity with the main oil duct is formed on the prefabricated blind hole;
the oil filter shaft of the oil filter is screwed on the first threaded hole, and the second oil passage is communicated with the oil inlet hole of the oil filter.
When the oil filter is transversely installed, the cavity-divided cover plate is inserted and sleeved on the vertical-installation connecting port of the oil filter, the oil filter shaft of the oil filter is screwed on the second threaded hole, and the oil inlet hole of the oil filter is communicated with the right outlet of the oil pump.
The thread specifications of the first threaded hole and the second threaded hole are the same.
The left opening of the left outlet of the oil pump and the left opening of the first oil passage are connected with plugs in a sealing mode respectively.
The cavity-divided cover plate is formed with an annular concave cavity, and two rib plates are arranged in the annular concave cavity.
And the outer wall of the cavity-divided cover plate is provided with an installation positioning mark.
The invention has the following outstanding effects:
compared with the prior art, the oil filter can be transversely or vertically mounted, the mounting requirements of two different positions under different working conditions can be met, the practicability and the universality of the gear chamber cover cap are improved, and the application and development of the whole machine are simple.
Description of the drawings:
FIG. 1 is a schematic structural view of an oil filter of the present invention in a vertical mounting state;
FIG. 2 is an enlarged view of a portion of FIG. 1;
FIG. 3 is a front elevational view of the inventive oil filter in the erected configuration;
FIG. 4 is a cross-sectional view of FIG. 3 taken about B-B;
FIG. 5 is a schematic side view of the cover plate and screws of FIG. 1 with the cavity removed;
FIG. 6 is a schematic structural view of a chambered cover plate of the present invention;
FIG. 7 is a schematic structural view of the oil filter of the present invention in cross-section;
wherein the arrows in fig. 3 indicate the oil flow path when the oil filter is installed upright and the arrows in fig. 7 indicate the oil flow path when the oil filter is installed sideways.
The specific implementation mode is as follows:
in an embodiment, as shown in fig. 1 to 7, a gear chamber cover of a diesel engine includes a cover body 1, the cover body 1 is formed with a vertical filter connecting port 101 with an open lower side, a horizontal filter connecting port 102 with an open right side, an oil pump chamber 103, and a main oil gallery 104, a second threaded hole 108 communicated with the main oil gallery 104 is formed on the bottom surface of the horizontal filter connecting port 102, the second threaded hole 108 is fixedly connected with a sub-cavity cover plate 2 through a screw 3, and the sub-cavity cover plate 2 and the horizontal filter connecting port 102 form an upper cavity 1091 and a lower cavity 1092;
an oil pump inlet 105 communicated with the oil pump chamber 103 is formed at the lower end of the cover body 1, an oil pump left outlet 106 and an oil pump right outlet 107 communicated with the oil pump chamber 103 are formed at the upper end of the oil pump chamber 103, and the oil pump right outlet 107 is communicated with the lower cavity 1092;
a first oil through channel 110 which is horizontally arranged and communicated with the upper cavity 1091 is formed on the cover body 1, a first threaded hole 111 is formed on the bottom surface of the vertical machine filter mounting connector 101, a second oil through channel 112 extending to the first oil through channel 110 is formed on the bottom surface of the first threaded hole 111, the first oil through channel 110 is communicated with the second oil through channel 112 through a connecting hole 117, and the thread of the outer wall of the machine filter shaft 41 of the oil filter 4 is matched with the thread of the first threaded hole 111; a third oil passage 113 communicated with the left outlet 106 of the oil pump is formed on the bottom surface of the vertical filter connecting port 101;
a prefabricated blind hole 114 is formed on the bottom surface of the upper cavity 1091;
a plurality of oil outlet holes 115 communicated with the diesel engine body are formed on the side wall of the main oil gallery 104.
Furthermore, when the oil filter 4 is vertically installed, a connecting oil passage 116 for communicating the upper cavity 1091 with the main oil passage 104 is formed on the prefabricated blind hole 114;
the oil filter shaft 41 of the oil filter 4 is screwed in the first threaded hole 111, and the second oil passage 112 is communicated with the oil inlet of the oil filter 4.
Furthermore, when the oil filter 4 is horizontally installed, the cavity-dividing cover plate 2 is inserted into the filter vertical-installation connecting port 101, the filter shaft 41 of the oil filter 4 is screwed into the second threaded hole 108, and the oil inlet of the oil filter 4 is communicated with the right outlet 107 of the oil pump.
Furthermore, the thread specifications of the first threaded hole 111 and the second threaded hole 108 are the same.
Furthermore, the left opening of the oil pump left outlet 106 and the left opening of the first oil passage 110 are connected with a plug 5 respectively in a sealing manner.
Furthermore, the cavity-dividing cover plate 2 is formed with an annular cavity 21, and two rib plates 22 are arranged in the annular cavity 21.
Furthermore, the outer wall of the chamber cover plate 2 is formed with a mounting positioning mark 23.
The working principle is as follows: when the oil filter is transversely installed, the prefabricated blind hole 114 does not need to be processed; when the oil filter is vertically installed, the connecting oil channel 116 is processed on the prefabricated blind hole 114, so that the prefabricated blind hole 114 is communicated with the main oil channel 104;
when the oil filter is transversely installed, the state is as shown in fig. 7, the engine oil enters the engine oil pump chamber from the inlet 105 of the oil pump, after being pressurized by the oil pump, the engine oil enters the lower cavity 1092 from the right outlet 107 of the oil pump, the engine oil in the lower cavity 1092 enters the oil filter 4 through the oil inlet hole of the oil filter 4, then the engine oil flows out from the filter shaft 41 of the oil filter and enters the main oil gallery 104 through the second threaded hole, and the engine oil in the main oil gallery 104 enters the body of the diesel engine through the oil outlet hole;
when the oil filter is vertically installed, in this state as shown in fig. 1 and 3, the oil enters the oil pump chamber from the oil pump inlet 105, after the oil pump is pressurized, the oil enters the oil filter 4 from the oil pump left outlet 106, the third oil passage 113 and the oil inlet of the oil filter 4, then the oil flows out from the oil filter shaft 41 of the oil filter and enters the first oil passage 110 through the first threaded hole 111, the second oil passage 112 and the connecting hole 117, the oil in the first oil passage 110 enters the main oil passage 104 through the upper chamber and the connecting passage 116, and the oil in the main oil passage 104 enters the diesel engine body through the oil outlet.
Finally, the above embodiments are only for illustrating the present invention and not for limiting the present invention, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the present invention, so that all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.
Claims (5)
1. The utility model provides a diesel engine gear room shroud, includes shroud body (1), its characterized in that: a vertical machine filter connecting port (101) with an opening at the lower side, a horizontal machine filter connecting port (102) with an opening at the right side, an oil pump chamber (103) and a main oil duct (104) are formed on the cover body (1), a second threaded hole (108) communicated with the main oil duct (104) is formed in the bottom surface of the horizontal machine filter connecting port (102), a cavity dividing cover plate (2) is fixedly connected to the second threaded hole (108) through a screw (3), and the cavity dividing cover plate (2) and the horizontal machine filter connecting port (102) form an upper cavity (1091) and a lower cavity (1092);
an engine oil pump inlet (105) communicated with the engine oil pump chamber (103) is formed at the lower end of the cover body (1), an engine oil pump left outlet (106) and an engine oil pump right outlet (107) communicated with the engine oil pump chamber (103) are formed at the upper end of the engine oil pump chamber (103), and the engine oil pump right outlet (107) is communicated with the lower cavity (1092);
a first oil through channel (110) which is horizontally arranged and communicated with the upper cavity (1091) is formed in the cover body (1), a first threaded hole (111) is formed in the bottom surface of the vertical connecting port (101) of the oil filter, a second oil through channel (112) which extends to the first oil through channel (110) is formed in the bottom surface of the first threaded hole (111), the first oil through channel (110) is communicated with the second oil through channel (112) through a connecting hole (117), and the thread of the outer wall of the oil filter shaft (41) of the oil filter (4) is matched with the thread of the first threaded hole (111); a third oil passage (113) communicated with a left outlet (106) of the oil pump is formed on the bottom surface of the vertical filter connecting port (101);
a prefabricated blind hole (114) is formed in the bottom surface of the upper cavity (1091);
a plurality of oil outlet holes (115) communicated with the diesel engine body are formed in the side wall of the main oil gallery (104);
when the oil filter (4) is vertically installed, a connecting oil duct (116) for communicating the upper cavity (1091) with the main oil duct (104) is formed on the prefabricated blind hole (114);
a filter shaft (41) of the oil filter (4) is screwed on the first threaded hole (111), and the second oil passage (112) is communicated with an oil inlet hole of the oil filter (4);
when oil cleaner (4) is violently adorned, divide chamber apron (2) plug bush on straining and erect dress connector (101), oil cleaner (4) machine is strained axle (41) spiro union on second screw hole (108), and oil filter (4) oil inlet communicates with each other with oil pump right side export (107).
2. The cover for the gear chamber of a diesel engine according to claim 1, wherein: the thread specifications of the first threaded hole (111) and the second threaded hole (108) are the same.
3. The cover for the gear chamber of a diesel engine according to claim 1, wherein: the left opening of the oil pump left outlet (106) and the left opening of the first oil through channel (110) are connected with a plug (5) in a sealing mode respectively.
4. The cover for the gear chamber of a diesel engine according to claim 1, wherein: an annular concave cavity (21) is formed in the cavity-dividing cover plate (2), and two rib plates (22) are arranged in the annular concave cavity (21).
5. The cover for the gear chamber of a diesel engine according to claim 1, wherein: and the outer wall of the cavity-divided cover plate (2) is provided with an installation positioning mark (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110202223.6A CN112943406B (en) | 2021-02-23 | 2021-02-23 | Diesel engine gear chamber cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110202223.6A CN112943406B (en) | 2021-02-23 | 2021-02-23 | Diesel engine gear chamber cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112943406A CN112943406A (en) | 2021-06-11 |
| CN112943406B true CN112943406B (en) | 2021-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110202223.6A Active CN112943406B (en) | 2021-02-23 | 2021-02-23 | Diesel engine gear chamber cover |
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| Country | Link |
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| CN (1) | CN112943406B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102021127256A1 (en) * | 2021-10-20 | 2023-04-20 | Rolls-Royce Solutions GmbH | Filter holder and internal combustion engine with such a filter holder |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10212919A (en) * | 1997-01-31 | 1998-08-11 | Suzuki Motor Corp | Oil filter installation structure of engine |
| CN201826917U (en) * | 2010-09-17 | 2011-05-11 | 浙江吉利汽车研究院有限公司 | Engine oil filter structure of automobile engine |
| CN106401695A (en) * | 2016-12-08 | 2017-02-15 | 广西玉柴机器股份有限公司 | Filter base of diesel engine |
| CN108331678A (en) * | 2018-02-07 | 2018-07-27 | 广西玉柴机器股份有限公司 | Multifunctional gear chamber system |
| CN210829432U (en) * | 2019-08-19 | 2020-06-23 | 深圳臻宇新能源动力科技有限公司 | Engine assembly and vehicle with same |
-
2021
- 2021-02-23 CN CN202110202223.6A patent/CN112943406B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10212919A (en) * | 1997-01-31 | 1998-08-11 | Suzuki Motor Corp | Oil filter installation structure of engine |
| CN201826917U (en) * | 2010-09-17 | 2011-05-11 | 浙江吉利汽车研究院有限公司 | Engine oil filter structure of automobile engine |
| CN106401695A (en) * | 2016-12-08 | 2017-02-15 | 广西玉柴机器股份有限公司 | Filter base of diesel engine |
| CN108331678A (en) * | 2018-02-07 | 2018-07-27 | 广西玉柴机器股份有限公司 | Multifunctional gear chamber system |
| CN210829432U (en) * | 2019-08-19 | 2020-06-23 | 深圳臻宇新能源动力科技有限公司 | Engine assembly and vehicle with same |
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| Publication number | Publication date |
|---|---|
| CN112943406A (en) | 2021-06-11 |
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