CN105378239A - Oil sump and oil sump arrangement - Google Patents
Oil sump and oil sump arrangement Download PDFInfo
- Publication number
- CN105378239A CN105378239A CN201480018319.5A CN201480018319A CN105378239A CN 105378239 A CN105378239 A CN 105378239A CN 201480018319 A CN201480018319 A CN 201480018319A CN 105378239 A CN105378239 A CN 105378239A
- Authority
- CN
- China
- Prior art keywords
- oil sump
- partition wall
- oil
- thickness
- weldment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- F01M11/0004—Oilsumps
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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
- F01M11/0004—Oilsumps
- F01M2011/0037—Oilsumps with different oil compartments
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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
- F01M11/0004—Oilsumps
- F01M2011/0037—Oilsumps with different oil compartments
- F01M2011/0041—Oilsumps with different oil compartments for accommodating movement or position of engines
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
Abstract
The oil sump (1) for a piston engine (10) comprises a bottom plate (2), side walls (3a, 3b) and end walls (4a, 4b) encircling the bottom plate (2), and at least one partition wall (5), which arranged between the side walls (3a, 3b) for dividing the oil sump (1) into compartments (7). Both ends of the partition wall (5) are provided with a curvilinear cutting (5a) opening towards the longitudinal center line (8) of the oil sump (1). The invention also concerns an oil sump arrangement.
Description
Technical field
The present invention relates to according to claim 1 preamble for piston-engined oil sump.The present invention also pays close attention to the oil pan arrangement according to another independent claims preamble.
Background technique
The oil sump of internal-combustion engine can be wet type drain pan or dry type drain pan.The major function of wet type drain pan is the oil storage tank for motor.In the design of dry type drain pan, motor is provided with independently oil storage tank, from oil sump, oil is introduced oil storage tank.Except oil sump major function is as except oil trap and oil storage tank, oil sump is the vitals of whole engine structure in many motors.Be difficult to time in motor uses detect breaking and other problems of oil sump, therefore design must have robustness.In many large combustion engines, such as peculiar to vessel or power plant's motor, oil sump relies on support beam to be attached to cylinder block, and support beam is arranged on the upper surface of the sidewall of oil sump.In the upside of oil sump, support beam and horizontal partition wall weld together, and oil sump is separated into compartment by horizontal partition wall.Solder joint between partition wall and support beam is subject to very high fatigue stress, and this is mainly due to vibration and the skew of cylinder block.Therefore, very high-quality solder joint is needed.Also need some extra process of solder joint to guarantee that enough resistances come against fault.All these add the cost of structure.
Summary of the invention
The object of this invention is to provide for piston-engined improvement oil sump.Feature according to oil sump of the present invention provides in the characteristic of claim 1.The feature of oil pan arrangement provides in the characteristic of another independent claims.
Oil sump according to the present invention comprises: base plate; Around sidewall and the end wall of base plate; And at least one partition wall, for oil sump is separated into compartment between the sidewall that partition wall is arranged in oil sump.Two ends of partition wall are provided with the curvilinear cut of opening wide towards the vertical center line of oil sump.
Oil pan arrangement according to the present invention comprises the oil sump of above-mentioned restriction.The both sides that this device is arranged in oil sump have support beam for oil sump is fastened to cylinder block, and support beam to be arranged on partition wall and to be fastened to partition wall by weldment.
Due to the curvilinear cut of partition wall, being used for the stress be fastened to by oil sump in the weldment of cylinder block can reduce.Thus low-quality weldment is needed and without the need to extra process to increase the intensity of weldment.This helps reduce manufacture cost.
According to embodiments of the invention, each end of partition wall is provided with the protuberance extended away from base plate, and otch is arranged in protuberance.According to another embodiment of the present invention, otch be circular section or sector part at least partially, its radius is 1.5 – 2.5 times of the thickness of partition wall.Preferably, radius is 1.8 – 2.2 times of the thickness of partition wall.
According to embodiments of the invention, the height of weldment is 0.5 – 1.5 times of the thickness of partition wall.Preferably, the height of weldment is 0.8 – 1.2 times of the thickness of partition wall.According to another embodiment of the present invention, support beam extends a distance towards the center line of oil sump on weldment: this distance is 0.5 – 1.5 times of the thickness of partition wall.Preferably, this distance is 0.8 – 1.2 times of the thickness of partition wall.
Accompanying drawing explanation
Embodiments of the invention are described in more detail below, wherein with reference to accompanying drawing
Fig. 1 shows oil sump according to the present invention and is connected to cylinder block,
Fig. 2 shows the sectional view of the oil sump of Fig. 1,
Fig. 3 shows the zoomed-in view of the details of oil sump, and
Fig. 4 shows the size of the details of Fig. 3.
Embodiment
Figure 1 illustrates the cylinder block 11 that oil sump 1 is according to an embodiment of the invention connected to internal-combustion engine 10.Motor 10 is Large Piston motors, and it can use such as the main or auxiliary engine for generating electricity in peculiar to vessel or power plant.In the example in the figures, the cylinder 12 of motor 10 is arranged to V-shaped configuration, but can use other cylinder configuration.In the examples in the drawings, oil sump 1 wet type drain pan 1.In the design of wet type drain pan, the crank box 13 of motor 10 is used as the oil storage tank of oil.But the present invention can also be applied to dry type drain pan structure, wherein uses outside oil storage tank.
Figure 2 illustrates the sectional view of the oil sump 1 of Fig. 1.Oil sump 1 is channel-shaped parts, and it can receive relatively a large amount of oil.Oil sump 1 comprises base plate 2, base plate 2 by first and second sidewall 3a, 3b and first and second end wall 4a, 4b around.In the examples in the drawings, base plate 2 comprises straight centre portion 2a and lateral areas section 2b, the 2c of inclination.Lateral areas section 2b, 2c are separated into two sections further, make the foreign section in two sections tilt be greater than inner section relative to horizontal plane.Thus base plate 2 bends and side direction towards oil sump 1 raises, and this contributes to collecting the oil towards the centre of oil sump 1.Base plate 2 can be formed by one or some.Also possibly sidewall 3a, 3b is integrated into the part identical with base plate 2 or the part as base plate 2.In the examples in the drawings, sidewall 3a, 3b is slightly to outer incline.But they can also be straight, namely at a right angle relative to horizontal plane.In order to limit the flowing of oil on the longitudinal direction of oil sump 1 of oil sump 1 inside, oil sump 1 is provided with partition wall 5, and oil sump 1 is separated into compartment 7 by partition wall 5.Each partition wall 5 extends to the second sidewall 3b from the first side wall 3a.The height of partition wall 5 increases a little towards the side direction of oil sump 1.Due to the partition wall 5 of base plate 2 and the change in elevation of inclined side section 2b, 2c, the top edge of partition wall 5 tilts relative to horizontal plane.The side wall ends of partition wall 5 is provided with protuberance 5b further, and protuberance 5b extends away from horizontal plane.Thus protuberance 5b increases the height of partition wall 5 in partition wall 5 end.Partition wall 5 is provided with opening 9 for allowing the oil flow between compartment 7 and for receiving the pipe for different objects be arranged in oil sump 1.Partition wall 5 can be made up of from one piece, or can be made up of some parts.Partition wall 5 can also be the integral part of oil sump casting.
Oil sump 1 relies on support beam 6a, 6b, 6c, 6d to be fastened to cylinder block 11, and support beam 6a, 6b, 6c, 6d are arranged between oil sump 1 and cylinder block 11.Each end of motor 10 and side are provided with support beam 6a, 6b, 6c, 6d.Support beam 6a, 6b, 6c, 6d are by being welded and fixed to oil sump 1.In the side of oil sump 1, weldment 12 is arranged between the protuberance 5b of support beam 6a, 6b and partition wall 5.In order to reduce the stress caused by the vibration acted on each partition wall 5 and the weldment between support beam 6a, 6b 12 and cylinder block displacement, each partition wall 5 is provided with curvilinear cut 5a at the two ends of partition wall 5.Otch 5a is arranged in protuberance 5b and towards the vertical center line 8 of oil sump 1 and opens wide.Fig. 4 shows the zoomed-in view of otch 5a.Otch 5a is circular section.Radius of a circle R is 1.5 – 2.5 times of the thickness of partition wall 5, preferably about 2 times, 1.8 – 2.2 times of the thickness of such as partition wall 5.Preferably, the bottom of otch 5a, namely the distance of the end of the most external distance partition wall 5 of otch 5a is at least 1.5 times of circle radius R.As shown in Figure 4, the width of support beam 6a is greater than the length of the width of the protuberance 5b of partition wall 5 and the weldment 12 between support beam 6a and partition wall 5.The length of weldment 12 approximates the width of protuberance 5b.The inward flange that support beam 6a extends beyond protuberance 5b reaches distance X.Accordingly, weldment 12 extends same distance X from the inward flange of support beam 6a.Distance X is 0.5 – 1.5 times of the thickness of partition wall 5.Preferably, distance X approximates the thickness of partition wall 5, such as, be 0.8 – 1.2 times of the thickness of partition wall 5.The height H of weldment 12 is 0.5 – 1.5 times of the thickness of partition wall 5.Preferably, height H approximates the thickness of partition wall 5, such as, be 0.8 – 1.2 times of the thickness of partition wall 5.The design of partition wall 5 and oil sump assembly be configured with the stress helping reduce solder joint.Due to this, the required quality of weldment 12 constructs lower than prior art, and welding can be performed by not bery skilled welding personnel.In addition, without the need to the extra process having cost of the intensity for increasing weldment 12.
It will be understood by those of skill in the art that, the present invention is not limited in above-described embodiment, but can change in the scope of subsidiary claim.
Claims (9)
1. the oil sump for piston engine (10) (1), described oil sump (1) comprising: base plate (2); Around sidewall (3a, 3b) and the end wall (4a, 4b) of described base plate (2); And at least one partition wall (5), for described oil sump (1) is separated into compartment (7) between the described sidewall (3a, 3b) that described partition wall (5) is arranged in described oil sump (1), it is characterized in that, two ends of described partition wall (5) are provided with the curvilinear cut (5a) of opening wide towards the vertical center line of described oil sump (1) (8).
2. oil sump according to claim 1 (1), it is characterized in that, be provided with the protuberance (5b) extended away from described base plate (2) in each end of described partition wall (5), and described otch (5a) is arranged in described protuberance (5b).
3. oil sump according to claim 1 and 2 (1), it is characterized in that, described otch (5a) be circular section or sector part at least partially, the radius (R) of this section or sector part is 1.5 – 2.5 times of the thickness of described partition wall (5).
4. oil sump according to claim 3 (1), is characterized in that, described radius (R) is 1.8 – 2.2 times of the thickness of described partition wall (5).
5. an oil pan arrangement, this oil pan arrangement comprises according to oil sump in any one of the preceding claims wherein (1), it is characterized in that, the both sides that described device is arranged in described oil sump (1) have the support beam (6a, 6b) for described oil sump (1) being fixed to cylinder block (11), and described support beam (6a, 6b) to be arranged on described partition wall (5) and to be fixed to described partition wall (5) by weldment (12).
6. oil pan arrangement according to claim 5, is characterized in that, the height of described weldment (12) is 0.5 – 1.5 times of the thickness of described partition wall (5).
7. oil pan arrangement according to claim 6, is characterized in that, the height of described weldment (12) is 0.8 – 1.2 times of the thickness of described partition wall (5).
8. the oil pan arrangement according to any one of claim 5 to 7, it is characterized in that, described support beam (6a, 6b) extends distance (X) towards the center line (8) of described oil sump (1) on described weldment (12), and described distance (X) is 0.5 – 1.5 times of the thickness of described partition wall (5).
9. oil pan arrangement according to claim 8, is characterized in that, described distance (X) is 0.8 – 1.2 times of the thickness of described partition wall (5).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20135329 | 2013-04-05 | ||
| FI20135329A FI126116B (en) | 2013-04-05 | 2013-04-05 | Oil sump and oil sump arrangement |
| PCT/FI2014/050183 WO2014162047A1 (en) | 2013-04-05 | 2014-03-13 | Oil sump and oil sump arrangement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105378239A true CN105378239A (en) | 2016-03-02 |
| CN105378239B CN105378239B (en) | 2018-01-30 |
Family
ID=50434217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480018319.5A Active CN105378239B (en) | 2013-04-05 | 2014-03-13 | Oil sump and oil pan arrangement |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP2981691B1 (en) |
| KR (1) | KR102134499B1 (en) |
| CN (1) | CN105378239B (en) |
| FI (1) | FI126116B (en) |
| WO (1) | WO2014162047A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP4033075A1 (en) | 2021-01-22 | 2022-07-27 | Liebherr-Components Colmar SAS | Oil pan assembly |
| EP4033076A1 (en) | 2021-01-22 | 2022-07-27 | Liebherr-Components Colmar SAS | Sealing arrangement |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6021514U (en) * | 1983-07-21 | 1985-02-14 | 防衛庁技術研究本部長 | Oil pan |
| JP2002349226A (en) * | 2001-05-25 | 2002-12-04 | Isuzu Motors Ltd | Oil pan and its manufacturing method |
| CN1793621A (en) * | 2004-12-20 | 2006-06-28 | 丰田自动车株式会社 | Oil pan structure |
| US20100031915A1 (en) * | 2008-08-08 | 2010-02-11 | Gm Global Technology Operations, Inc. | Engine Oil Level Management System and Method of Assembling Engines in Vehicles |
| JP2010174655A (en) * | 2009-01-27 | 2010-08-12 | Daikyonishikawa Corp | Oil pan |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6216711U (en) * | 1985-07-16 | 1987-01-31 | ||
| JP4288719B2 (en) * | 1998-06-19 | 2009-07-01 | いすゞ自動車株式会社 | Molded body having a flange portion |
| JP2005178447A (en) * | 2003-12-17 | 2005-07-07 | Mitsubishi Heavy Ind Ltd | Hull structure |
-
2013
- 2013-04-05 FI FI20135329A patent/FI126116B/en active IP Right Grant
-
2014
- 2014-03-13 WO PCT/FI2014/050183 patent/WO2014162047A1/en active Application Filing
- 2014-03-13 CN CN201480018319.5A patent/CN105378239B/en active Active
- 2014-03-13 KR KR1020157031613A patent/KR102134499B1/en active IP Right Grant
- 2014-03-13 EP EP14715035.3A patent/EP2981691B1/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6021514U (en) * | 1983-07-21 | 1985-02-14 | 防衛庁技術研究本部長 | Oil pan |
| JP2002349226A (en) * | 2001-05-25 | 2002-12-04 | Isuzu Motors Ltd | Oil pan and its manufacturing method |
| CN1793621A (en) * | 2004-12-20 | 2006-06-28 | 丰田自动车株式会社 | Oil pan structure |
| US20100031915A1 (en) * | 2008-08-08 | 2010-02-11 | Gm Global Technology Operations, Inc. | Engine Oil Level Management System and Method of Assembling Engines in Vehicles |
| JP2010174655A (en) * | 2009-01-27 | 2010-08-12 | Daikyonishikawa Corp | Oil pan |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105378239B (en) | 2018-01-30 |
| KR20150140731A (en) | 2015-12-16 |
| FI20135329A (en) | 2014-10-06 |
| EP2981691A1 (en) | 2016-02-10 |
| FI126116B (en) | 2016-06-30 |
| WO2014162047A1 (en) | 2014-10-09 |
| KR102134499B1 (en) | 2020-07-16 |
| EP2981691B1 (en) | 2018-05-02 |
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