CN102341572A - Oil sump - Google Patents
Oil sump Download PDFInfo
- Publication number
- CN102341572A CN102341572A CN201080010610XA CN201080010610A CN102341572A CN 102341572 A CN102341572 A CN 102341572A CN 201080010610X A CN201080010610X A CN 201080010610XA CN 201080010610 A CN201080010610 A CN 201080010610A CN 102341572 A CN102341572 A CN 102341572A
- Authority
- CN
- China
- Prior art keywords
- oil sump
- rib
- thermoplastic
- oil
- polyamide
- 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
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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
- F01M2011/002—Oilsumps with means for improving the stiffness
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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
- F01M2011/0087—Sump being made of different parts
-
- 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
- F01M2011/0091—Oilsumps characterised by used materials
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The present invention relates to an oil sump, wherein the oil sump comprises an upper and a lower thermoplastic part that each contains one or more ribs and wherein the upper and lower part are being joined such that at least one rib of the upper part is joined to at least one rib of the lower part.
Description
The present invention relates to oil sump, particularly be used for the oil sump of the internal-combustion engine of driving machine motor vehicle.
In order to reduce the weight of motor vehicle, the oil sump of plastic materials is used to replace the metal oil drain pan more and more.WO 03/102387 has described a kind of food tray; Comprise the housing of plastic materials and supporting structure with perforation; Wherein, form housing through the moulding of on supporting structure, carrying out plastic materials, the part of plastic materials extends through at least some perforation of supporting structure; The edge of these perforation embeds from the plastic materials that it extends through, and thus supporting structure is fixedly secured to housing.Supporting structure is made up of the parts of two separations.
The shortcoming of the food tray of describing among the WO 03/102387 is when using this food tray, gives off the noise of higher level.
The objective of the invention is to obtain in light weight and the radiation oil sump of noise still less in use.
Find that surprisingly this purpose can realize like this: oil sump comprises thermoplastic top and thermoplastic bottom; Each part all contains one or more ribs; And wherein, top and bottom are engaged to making at least one ribbed joint on top be incorporated at least one rib of bottom.Through oil sump according to the present invention, can increase the rigidity (stiffness) of oil sump and can not increase the weight of oil sump.The weight that has had been found that such oil sump assembly can reduce more than 40% than the metal oil drain pan, but can not be cost with the performance of oil sump.
According to the additional advantages of oil sump of the present invention is that more substantial oil can be stored in the oil sump of given weight and/or in the given design space.Another advantage is to have more uniform stress distribution at the rib that engages and in the wall of joint, and making to increase the critical load on the oil sump.Therefore, such oil sump can carry the weight of engine cylinder-body well, makes that engine cylinder-body can similarly be that way when engine cylinder-body is when motor vehicle remove or before being installed to the motor vehicle is such, directly is placed on the floor.
JP56057910U has described a kind of oil sump, it comprise have oily sputter prevent wall the trunnion shaft mounting blocks (as with the discrete object of this oil sump), this oil sputter prevents that wall and trunnion shaft mounting blocks are constructed to one.Yet oil sump does not contain top and the bottom that is described below: said top and said bottom are engaged to making at least one rib on top and at least one ribbed joint of bottom close.
For clearer, in oil sump according to the present invention, top is positioned on the bottom.Therefore, the total volume of oil sump greater than the volume on top also greater than the volume of bottom.
The joint of rib is preferably through welding or bonding realization.Than mechanically engaging, this welding or bonding advantage are that the homogeneous stress in rib that is engaged and the wall that is engaged distributes clearer and more definite.The joint of rib is more preferably realized through welding preferably through welding or bonding realization.More preferably, welding realizes through laser bonding, minute surface welding or hot-gas reflow soldering.
Preferably, the thermoplastic top of oil sump and thermoplastic bottom preferably also engage via its corresponding separately fixed surface.This joint is more specifically realized through welding preferably through welding or bonding realization.More preferably, welding realizes through laser bonding, minute surface welding or hot-gas reflow soldering.In a preferred embodiment, the ribbed joint of thermoplastic upper and lower part closed and each fixed surface of thermoplastic upper and lower part engaged realize in the same manner, and also in same operation, realize.In a preferred embodiment, the overall circumference of the fixed surface on top is less than the overall circumference of the fixed surface of bottom; The amount of this feasible oil that can store increases.
In a preferred embodiment, oil sump partly is made up of two thermoplastics, that is, be made up of thermoplastic bottom and thermoplastic top.
Find surprisingly,, can use the oil sump of single wall (that is, only having one deck plastic shell), make that simultaneously the intensity of oil sump is enough high through oil sump according to preferred embodiment.Need thermoplastic material still less and therefore reduced weight because the use of single wall oil sump makes, so the single wall oil sump is favourable than double-walled thermoplastic oil sump.Extra advantage is that the manufacturing of this oil sump is very simple.Therefore oil sump of the present invention is single wall preferably.
Preferably, oil sump comprises interior side rib (at the rib on the internal surface of oil sump) and/or outer ribs (rib on the outer surface of oil sump).This rib has the function that oil sump is strengthened.More preferably, side rib and outer ribs in oil sump contains.Preferably, oil sump contains the interior side rib that is described below: preferably, side rib extends on the vertical side in vertical side of oil sump when being engaged and more preferably also extends on the bottom of bottom of oil sump in this.Outer ribs preferably is arranged on another vertical side of oil sump.When being engaged, outer ribs is whole said vertical outer side surface of extend through oil sump preferably.Preferably, interior side rib is not extended to wall oil sump, that be provided with to choosing that vertical side of outer ribs on it.Latter event makes can fully discharge oil.Oil sump preferably contains round platform portion, can mechanically joining oil sump to engine cylinder-body.This round platform portion preferably is connected to discrete, inboard bottom portion rib.Because the existence of side rib and outer ribs has further reduced the radiation of noise in this.Consider reducing of noise radiation, the preferably maximum 30mm of the distance between the rib, more preferably maximum 25mm and more preferably maximum 20mm; And the distance between the rib is 10mm at least preferably.
Oil sump is preferably processed by polyamide.Polyamide is polyamide 6 or polyamide 6 preferably, and 6 or its mixture.Oil sump is preferably processed by the polyamide of strengthening.Based on the gross weight of oil sump, strengthen preferably realizing through the glass fibre that uses reinforcement amount (for example, weight ratio 5% is to the amount of weight ratio 60%).
Oil sump of the present invention is the part of oil sump assembly substantially.Preferably, the oil sump assembly also comprises (a) engine cylinder-body, (b) gearbox or Coupler and (c) supporting bracket, and this supporting bracket is installed to gearbox or Coupler and is installed to engine cylinder-body.Preferably, support is made up of parts.As used herein, parts also can comprise the various parts that is installed on each other, come to form thus a structure member.The use of this oil sump assembly makes and to reduce or even prevent the Engine Mechanical fault.The additional advantages of the use of this oil sump assembly be reduce or even prevent the stress in the plastic materials of oil sump, make still less oil reveal also/or reduce the chance of thermoplastic oil sump fault.
Preferably, the Young's modulus of supporting bracket is greater than 20GPa, is preferably more than 22GPa and more preferably greater than 25GPa.Young's modulus greater than 20GPa makes the distortion of gearbox reduce, and makes motor that mechanical failure still less take place.
Supporting bracket is installed to gearbox or Coupler and is installed to engine cylinder-body.Preferably, supporting bracket is around the part of oil sump.Preferably, before supporting bracket being installed to gearbox or Coupler and being installed to engine cylinder-body, oil sump is installed to supporting bracket.Because this makes the oil sump assembly assemble more easily, be favourable.Preferably, installation realizes through assembling.Assembling is preferably through using threaded piece to realize or more preferably using hasp to realize.Because hasp makes assembling easily and assembling need less components, so the latter is favourable.
The thermoplastic oil sump has the function of oil storage pool and has the function of the structure member of oil sump assembly simultaneously.Oil sump is the oil storage pool of lubricant oil that is used for the internal-combustion engine of driving machine motor vehicle.By being pumped into bearing and then being lubricated internal-combustion engine to the oil of the base portion of internal-combustion engine by row.The oil sump that oil is positioned at the base portion place of motor collect and during engine operation oil redistributed from oil sump.The thermoplastic oil sump attaches to engine cylinder-body.Preferably, attaching realizes through sealing, because the feasible oil still less of sealing is revealed and is arranged so that the oil sump assembly is that oil is close.Sealing for example can realize through using seal ring and/or liquid seal.Consider easy assembling, the use of liquid seal is preferred.The sealing surfaces of oil sump (thermoplastic material) preferably with the sealing surfaces of engine cylinder-body in one or more is corresponding because this makes the chance that further reduces oil leakage.Preferably, the sealing surfaces of oil sump is continual, because this feasible chance that further reduces oil leakage.
Supporting bracket can be processed by the material of from metal, thermoplastic material, thermoplastic material and combination thereof, selecting.In a preferred embodiment, supporting bracket is made of metal.The metal of making supporting bracket includes but is not limited to ferro-alloy, aluminum alloy and titanium alloy.Preferably, supporting bracket is made up of aluminium, because consider weight and rigidity, the use of aluminium is favourable.
Description of drawings
Through the specific descriptions according to a preferred embodiment of oil pan structure of the present invention, other features and advantages of the present invention will become apparent, and wherein by means of accompanying drawing the preferred embodiment are described as non-limiting example.
Fig. 1 and Fig. 2 are the stereograms according to oil sump of the present invention.
Embodiment
Oil sump shown in the accompanying drawing comprises two thermoplastic parts, top 1 and bottom 2.Top and bottom all comprise interior side rib (3a and corresponding 3b), and side rib engages by means of weld part 4 in these, makes oil sump contain the interior side rib that on a vertical side of oil sump, extends.Interior side rib 3b also extends on the bottom of the bottom of oil sump.Interior side rib 3b and 8 is not extended to the wall of another vertical side of oil sump, discharges space 11 and produce oil.Bottom and top all comprise outer ribs (5a and corresponding 5b), and these outer ribs engage by means of weld part 6, make oil sump be included in the outer ribs of extending on another vertical side of oil sump.Oil sump also comprises round platform portion 7, can oil sump mechanically being engaged with engine cylinder-body.This round platform portion preferably is connected with inside bottom rib 8.Bottom portion rib 8, interior side rib 3a, 3b and outer ribs 5a, 5b can or side by side be molded on the surface of oil sump with the discretely molded and shaped of oil sump.Preferably, rib 3a, 3b, 5a, 5b and 8 and oil sump molded and shaped side by side be formed on the surface of oil sump.In Fig. 1, the thickness of rib is represented as t, and the length that the height of rib is represented as h and rib is represented as l.Oil sump is installed to supporting bracket 9.Oil sump will be attached to engine cylinder-body.Preferably, one or more in the sealing surfaces of the sealing surfaces 10 of oil sump and engine cylinder-body is corresponding.
Claims (14)
1. oil sump; Wherein, Said oil sump comprises thermoplastic top (1) and thermoplastic bottom (2); In said top (1) and said bottom (2) each all comprises one or more ribs (3a, 3b, 5a, 5b, 8), and wherein, said top and said bottom are engaged to making at least one ribbed joint on said top be incorporated at least one rib of said bottom.
2. oil sump according to claim 1, wherein, the joint of said rib is through welding or bonding realization.
3. oil sump according to claim 1 and 2, wherein, said oil sump is a single wall.
4. according to any described oil sump in the claim 1 to 3, wherein, said oil sump included lip-deep rib (3a, 3b, 8) and lip-deep outside rib (5a, 5b).
5. oil sump according to claim 4, wherein, when being engaged, said in side rib (3a, 3b) in vertical side of said oil sump one on extend and on the bottom of the said bottom of said oil sump, extend.
6. oil sump according to claim 5, wherein, said interior side rib (3a, 3b) is not extended to the wall of another vertical side of said oil sump.
7. according to each described oil sump in the claim 4 to 6, wherein, when being engaged, said outer ribs (5a, 5b) is extended on another vertical side of said oil sump.
8. according to each described oil sump in the claim 1 to 7, wherein, said thermoplastic top and said thermoplastic bottom are via its corresponding fixed surface welding or bonding.
9. oil sump according to claim 8, wherein, said welding realizes through laser bonding, minute surface welding or hot-gas reflow soldering.
10. according to each described oil sump in the claim 1 to 9, wherein, said oil sump comprises the reinforcement polyamide.
11. according to each described oil sump in the claim 1 to 10, wherein, said thermoplastic material is glass fiber-reinforced polyamide.
12. according to claim 10 or 11 described oil sumps, wherein, said polyamide is polyamide 6, polyamide 6,6 or their mixture.
13. according to each described oil sump in the claim 1 to 12; Wherein, Said oil sump is the part of oil sump assembly; Said oil sump assembly also comprises (a) engine cylinder-body, (b) gearbox or Coupler and (c) supporting bracket (9), and said supporting bracket (9) is installed to gearbox or Coupler, and is installed to engine cylinder-body.
14. oil sump according to claim 13, wherein, said support (9) is made up of parts.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP09154309 | 2009-03-04 | ||
| EP09154309.0 | 2009-03-04 | ||
| PCT/EP2010/052581 WO2010100124A1 (en) | 2009-03-04 | 2010-03-02 | Oil sump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102341572A true CN102341572A (en) | 2012-02-01 |
| CN102341572B CN102341572B (en) | 2016-10-19 |
Family
ID=40908635
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201080010610.XA Expired - Fee Related CN102341572B (en) | 2009-03-04 | 2010-03-02 | Oil sump |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20120090573A1 (en) |
| EP (1) | EP2404040A1 (en) |
| CN (1) | CN102341572B (en) |
| WO (1) | WO2010100124A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277167A (en) * | 2013-06-20 | 2013-09-04 | 潍柴动力股份有限公司 | Engine oil pan |
| CN104879187A (en) * | 2015-05-28 | 2015-09-02 | 广西玉柴机器股份有限公司 | Engine sump assembly for ship |
| CN105980676A (en) * | 2013-10-08 | 2016-09-28 | 巴斯夫欧洲公司 | Structural oil pan |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101766610B1 (en) * | 2013-10-08 | 2017-08-23 | 바스프 에스이 | Method of forming a structural oil pan via lost core molding |
| DE102016206242B4 (en) * | 2016-04-14 | 2021-08-26 | Zf Friedrichshafen Ag | Device for sealing between two interconnected housing parts and oil pan |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4150655A (en) * | 1976-10-13 | 1979-04-24 | Fiat Societa Per Azioni | Lubricating oil sump for internal combustion engines |
| US6550440B1 (en) * | 2002-01-17 | 2003-04-22 | Ford Global Technologies, Llc | Acoustic suppression arrangement for a component undergoing induced vibration |
| CN1426508A (en) * | 2000-04-26 | 2003-06-25 | 巴斯福股份公司 | Oil pan module for internal combustion engines |
| CN1840870A (en) * | 2005-02-01 | 2006-10-04 | 通用汽车环球科技动作公司 | Apparatus and method for forced response acoustic isolation enclosure in cast aluminum oil pan |
| US20060278099A1 (en) * | 2005-06-09 | 2006-12-14 | Mann & Hummel Gmbh | Oil pan useful for an internal combustion engine |
| CN2876338Y (en) * | 2006-01-25 | 2007-03-07 | 潍柴动力股份有限公司 | Oil pan |
| EP1816321A1 (en) * | 2006-01-21 | 2007-08-08 | Joma-Polytec Kunststofftechnik GmbH | Oil sump for combustion engine |
| DE102007060412A1 (en) * | 2007-12-14 | 2008-09-04 | Daimler Ag | Oil sump for internal combustion engine has sump wall made up of arrangement of interlocked, essentially plane wall sections and essentially plane bottoms of at least one first and one second complementary injection molded parts |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1936572A1 (en) * | 1969-07-18 | 1971-02-04 | Daimler Benz Ag | Oil pan for a multi-cylinder reciprocating internal combustion engine |
| JPS5657910U (en) | 1979-10-08 | 1981-05-19 | ||
| US5196824A (en) * | 1988-11-29 | 1993-03-23 | Oil Monitoring Systems, Inc. | Float actuated liquid level monitoring apparatus |
| US6584950B1 (en) | 2002-05-29 | 2003-07-01 | Bayer Corporation | Oil pan |
| DE102008048793A1 (en) * | 2008-09-24 | 2010-03-25 | Mann + Hummel Gmbh | Method for manufacturing plastic oil pan of thermoplastic, particularly for internal-combustion engine or gear, involves welding oil pan that is made of multiple individual units at fusion zones |
-
2010
- 2010-03-02 US US13/203,528 patent/US20120090573A1/en not_active Abandoned
- 2010-03-02 EP EP10705612A patent/EP2404040A1/en not_active Withdrawn
- 2010-03-02 WO PCT/EP2010/052581 patent/WO2010100124A1/en active Application Filing
- 2010-03-02 CN CN201080010610.XA patent/CN102341572B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4150655A (en) * | 1976-10-13 | 1979-04-24 | Fiat Societa Per Azioni | Lubricating oil sump for internal combustion engines |
| CN1426508A (en) * | 2000-04-26 | 2003-06-25 | 巴斯福股份公司 | Oil pan module for internal combustion engines |
| US6550440B1 (en) * | 2002-01-17 | 2003-04-22 | Ford Global Technologies, Llc | Acoustic suppression arrangement for a component undergoing induced vibration |
| CN1840870A (en) * | 2005-02-01 | 2006-10-04 | 通用汽车环球科技动作公司 | Apparatus and method for forced response acoustic isolation enclosure in cast aluminum oil pan |
| US20060278099A1 (en) * | 2005-06-09 | 2006-12-14 | Mann & Hummel Gmbh | Oil pan useful for an internal combustion engine |
| EP1816321A1 (en) * | 2006-01-21 | 2007-08-08 | Joma-Polytec Kunststofftechnik GmbH | Oil sump for combustion engine |
| CN2876338Y (en) * | 2006-01-25 | 2007-03-07 | 潍柴动力股份有限公司 | Oil pan |
| DE102007060412A1 (en) * | 2007-12-14 | 2008-09-04 | Daimler Ag | Oil sump for internal combustion engine has sump wall made up of arrangement of interlocked, essentially plane wall sections and essentially plane bottoms of at least one first and one second complementary injection molded parts |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277167A (en) * | 2013-06-20 | 2013-09-04 | 潍柴动力股份有限公司 | Engine oil pan |
| CN103277167B (en) * | 2013-06-20 | 2016-08-10 | 潍柴动力股份有限公司 | A kind of engine sump tank |
| CN105980676A (en) * | 2013-10-08 | 2016-09-28 | 巴斯夫欧洲公司 | Structural oil pan |
| CN105980676B (en) * | 2013-10-08 | 2018-07-31 | 巴斯夫欧洲公司 | Structural oil pan |
| CN104879187A (en) * | 2015-05-28 | 2015-09-02 | 广西玉柴机器股份有限公司 | Engine sump assembly for ship |
Also Published As
| Publication number | Publication date |
|---|---|
| US20120090573A1 (en) | 2012-04-19 |
| CN102341572B (en) | 2016-10-19 |
| WO2010100124A1 (en) | 2010-09-10 |
| EP2404040A1 (en) | 2012-01-11 |
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Legal Events
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161019 Termination date: 20200302 |