EP2217794B1 - Ölwanne - Google Patents

Ölwanne Download PDF

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Publication number
EP2217794B1
EP2217794B1 EP08863162A EP08863162A EP2217794B1 EP 2217794 B1 EP2217794 B1 EP 2217794B1 EP 08863162 A EP08863162 A EP 08863162A EP 08863162 A EP08863162 A EP 08863162A EP 2217794 B1 EP2217794 B1 EP 2217794B1
Authority
EP
European Patent Office
Prior art keywords
wall
oil
base body
accordance
oil chamber
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.)
Active
Application number
EP08863162A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2217794A1 (de
Inventor
Ralf Franz
Volker Hummel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ElringKlinger AG
Hummel Formen GmbH
Original Assignee
ElringKlinger AG
Hummel Formen GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ElringKlinger AG, Hummel Formen GmbH filed Critical ElringKlinger AG
Publication of EP2217794A1 publication Critical patent/EP2217794A1/de
Application granted granted Critical
Publication of EP2217794B1 publication Critical patent/EP2217794B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • 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

Definitions

  • the present invention relates to an oil pan comprising a main body with a main oil chamber and a wall.
  • the FR 1 102 169 A discloses an oil pan according to the preamble of claim 1.
  • the present invention has for its object to provide an oil pan of the type mentioned, which is particularly easy to adapt to different oil collection volumes required in each case.
  • the oil pan according to the invention has a larger oil collection volume than an oil pan, which would be formed only from the main body.
  • the total oil collection volume of the oil pan can be adapted to any application, without
  • the main body and in particular a mounting flange, via which the oil pan is connected to an internal combustion engine, must be modified.
  • the oil pan according to the invention can be adapted particularly easily to different installation situations and to the respectively available engine compartment.
  • the provided in the wall of the body passage is closed by the auxiliary oil chamber.
  • At least part of a wall of at least one auxiliary oil chamber has been produced separately from the main body and subsequently connected to the main body.
  • the part of the wall of the auxiliary oil chamber produced separately from the main body may have a top wall of the auxiliary oil chamber and / or at least part of a front end wall of the auxiliary oil chamber and / or at least part of a rear end wall of the auxiliary oil chamber and / or one of the passage opening opposite side wall of the auxiliary oil chamber and or include a bottom wall of the auxiliary oil chamber.
  • the complete wall of the auxiliary oil chamber has been manufactured separately from the base body and subsequently connected to the base body.
  • the additional oil chamber can be materially connected, for example by gluing or welding, to the base body.
  • the design of the oil pan according to the invention is particularly flexible when the wall of the base body has at least two passage openings through which an additional oil chamber is connected to the main oil chamber of the body.
  • the passages may be formed on opposite wall portions of the wall of the body.
  • the at least two additional oil chambers are formed substantially symmetrically with respect to a longitudinal center plane of the oil pan.
  • the entire oil pan is formed substantially mirror-symmetrical to its longitudinal center plane.
  • the main body of the oil pan can be formed of any suitable material.
  • the base body of the oil pan is formed from a thermoplastically processable plastic material, for example polyamide.
  • the at least one additional oil chamber can in principle also be formed from any suitable material.
  • At least part of a wall of at least one auxiliary oil chamber is formed from a thermoplastically processable plastic material, for example from polyamide.
  • a wall of at least one auxiliary oil chamber is formed from the same material as the main body of the oil pan.
  • the passage opening which is closed by the auxiliary oil chamber, may already be molded into the wall of the main body during the production of the main body.
  • the base body is initially made without the passage opening in its wall and that the at least one passage opening cut out of the wall of the body, in particular cut out or punched out is.
  • a stiffening wall is arranged with at least one oil passage opening.
  • This stiffening wall can also serve as a baffle to calm the movement of the oil in the sump.
  • the stiffening wall has at least two oil passage openings.
  • At least one auxiliary oil chamber is arranged laterally next to the main oil chamber.
  • the auxiliary oil chamber neither protrudes downwards nor upwards beyond the main oil chamber of the oil sump.
  • At least part of a wall of at least one auxiliary oil chamber is integrally formed with the main body.
  • the integrally formed with the main body part of the wall of the auxiliary oil chamber comprises a bottom wall of the auxiliary oil chamber and may comprise at least a portion of a front end wall of the auxiliary oil chamber and / or at least a portion of a rear end wall of the auxiliary oil chamber and / or one of the passage opening opposite side wall of the auxiliary oil chamber.
  • At least one part of a wall of at least one auxiliary oil chamber has been produced separately from the main body and subsequently connected to the main body, wherein at least one other part of the wall of this auxiliary oil chamber is formed integrally with the main body.
  • the part of the wall produced separately from the main body comprises a top wall of the auxiliary oil chamber.
  • the part of the wall produced separately from the main body comprises only one top wall of the auxiliary oil chamber, since in this case the connecting line between the part of the wall produced separately from the main body and the part of the wall formed integrally with the main body is substantially completely close to the top end the auxiliary oil chamber runs so that the oil contained in the auxiliary oil chamber only rarely or not at all reaches this connection line.
  • the connecting line between the part of the wall produced separately from the main body and the part of the wall produced integrally with the main body is not or at least rarely subjected to the oil contained in the oil pan, which is beneficial to the longevity and reliability of the seal along the connection line.
  • connection for an oil filler line is provided on the part of the wall which is produced separately from the basic body.
  • connection for an oil level sensor is arranged on the part of the wall which is produced separately from the main body.
  • connection for an oil dipstick guide and / or for an oil suction line is arranged on the part of the wall produced separately from the main body.
  • connection for an oil dipstick guide and / or for an oil suction line has a connecting piece designed in one piece with the wall for mounting a pipe arranged at least partially in the interior of the auxiliary oil chamber.
  • the connecting piece can be provided with a, for example, in longitudinal section sawtooth-shaped profiling, which is during assembly of the pipe digs into the pipe to be mounted on the connecting piece, so that after pushing the pipe onto the connecting piece (or after inserting the pipe into the connecting piece, if the profiling is provided on an inner side of the connecting piece) the pipe by captive on captive the connection for the oil dipstick guide and / or for the oil suction line is held.
  • FIG. 1 and 2 shown, as a whole with 100 designated oil pan comprises a trough-shaped base 102, which in turn two mutually opposite, substantially parallel longitudinal side walls 104a, 104b, the longitudinal side walls interconnecting transverse side walls 106a, 106b, one of the longitudinal side walls 104a, 104b and the transverse side walls 106a, 106b mounted mounting flange 108, which is formed on the upper edge of the side walls 104a, 104b, 106a and 106b annularly surrounding an enclosed by the mounting flange 108 access opening 110, a closer to the access opening 110 arranged upper bottom portion 112, a farther from the Access opening 110 arranged lower bottom portion 114 and a top floor portion 112 with the lower bottom portion 114 connecting inclined middle bottom portion 116 includes.
  • the side walls 104a, 104b, 106a and 106b and the bottom portions 112, 114 and 116 enclose an inner space 117 of the main body 102, which forms a main oil collecting chamber 119.
  • the base body 102 is made of a suitable thermoplastically processable material, for example of polyamide, by an injection molding process.
  • the passage openings 118 are formed by appropriate design of the injection mold in the production of the base body 102 by injection molding in the wall of the body 102.
  • the base body 102 is first produced in an injection molding process without the passage openings 118 in its wall and the passage openings 118 then cut out of the longitudinal side walls 104a, 104b, in particular cut out or punched out.
  • the oil pan 100 comprises two substantially parallelepipedic auxiliary oil chambers 120, which are each open on their sides facing the main body 102 of the oil pan 100.
  • the additional oil chambers 120 are made of a thermoplastically processable plastic material, for example of polyamide, in an injection molding process.
  • auxiliary oil chambers 120 may be made of the same thermoplastically deformable plastic material as the main body 102.
  • the additional oil chambers 120 are respectively placed on the outside of the respective associated longitudinal side wall 104a and 104b, that they surround the passage opening 118 arranged in the respective longitudinal side wall 104a, 104b and form lateral jaws on the wall of the base body 102.
  • the additional oil chambers 120 are materially connected to the base body 102, for example by friction welding along a peripheral Reibsch Strukturrandes 123rd
  • the composite in this way from the main body 102 and the two auxiliary oil chambers 120 oil pan 100 has due to the additional oil chambers 120 a larger oil collection volume than an oil pan, which would be formed only from the main body 102 (without the passage openings 118).
  • the total oil collection volume of the oil pan 100 can be adapted to any application, without requiring the base body 102 and in particular the mounting flange 108, via which the oil pan 100 is connected to an internal combustion engine, must be modified.
  • the auxiliary oil chambers 120 are mirror-symmetrical to each other, so that the entire oil pan 100 is formed substantially mirror-symmetrical to its longitudinal direction in the longitudinal direction 122 of the main body 102 extending vertical longitudinal center plane.
  • each auxiliary oil chamber 120 comprises a top wall 126, a front end wall 128, a rear end wall 130 opposite the front end wall 128, a side wall 132 connecting the two end walls 128 and 130, the passage opening 118 opposite, and a bottom wall 133.
  • each auxiliary oil chamber 120 is integrally formed, made separately from the base body 102 and then connected to the main body 102.
  • FIG. 3 illustrated second embodiment of an oil pan 100 differs from that in the Fig. 1 and 2 illustrated in that the passage openings 118 in the longitudinal side walls 104a, 104b of the base body 102 are each closed by a stiffening wall 134, wherein in each stiffening wall 134 at least one oil passage opening 136, preferably a plurality of such oil passage openings 136, in particular two such oil passage openings 136 are provided to connect the oil collecting volume in the respective associated auxiliary oil chamber 120 with the oil collecting volume of the main oil collecting chamber 119 in the inner space 117 of the main body 102.
  • the stiffening walls 134 serve to stiffen the respective longitudinal side wall 104a or 104b of the main body 102 and to calm the oil flow in the entire oil collecting volume of the oil pan 100th
  • Fig. 3 illustrated second embodiment of an oil pan 100 in terms of structure, function and method of manufacture with in the Fig. 1 and 2 illustrated in the first embodiment, reference is made to the above description in this regard.
  • FIG. 4 and 5 illustrated third embodiment of an oil pan 100 differs from the in Fig. 3 illustrated second embodiment in that the wall 124 of each auxiliary oil chamber 120 is not formed integrally, but the wall 124 each made of a integrally formed with the base 102 first wall portion 138 and a complementary thereto, manufactured separately from the base 102 and then with the first wall part 138 connected second wall portion 140 is composed.
  • the first wall part 138 formed integrally with the base body 102 comprises the bottom wall 133 and the half 142 of the front end wall 128 adjoining the bottom wall 133 and the longitudinal side wall 104a or 104b of the base body 102 and the corresponding half 144 the rear end wall 144 of the wall 124 of the respective auxiliary oil chamber 120, while the second wall portion 140 produced separately from the base body 102, the ceiling wall 126, the side wall 132, which is adjacent to the top wall 126 and the side wall 132 half 146 of the front end wall 128 and the corresponding half 148 includes the rear end wall 130.
  • the main body 102 is made together with the first wall parts 138 of a suitable thermoplastically processable material, for example of polyamide, by an injection molding process.
  • a suitable thermoplastically processable material for example of polyamide
  • the second wall parts 140 are made of a thermoplastically processable plastic material, for example of polyamide, in an injection molding process.
  • the second wall part 140 may be made of the same thermoplastically deformable plastic material as the main body 102 with the first wall parts 138.
  • the second wall parts 140 are respectively placed on the outside of the respective associated longitudinal side wall 104a and 104b and on the edge of the respectively associated first wall portion 138 that they complement the respective first wall portion 138 to a complete auxiliary oil chamber 120 and together with the respective first wall portion 138 side jaws on the wall of the body 102 form.
  • the second wall parts 140 of the auxiliary oil chambers 120 are materially connected to the base body 102 and to the first wall parts 138, for example by friction welding.
  • An in Fig. 6 illustrated fourth embodiment of an oil pan 100 differs from that in the Fig. 4 and 5 illustrated third embodiment in that the separately produced from the base body 102 and then connected to the main body 102 second wall portions 140 of the auxiliary oil chambers 120 substantially only the top wall 126 of the wall 124 of the respective additional oil chamber 120 comprise.
  • the first wall parts 138 formed integrally with the main body 102 comprise in each case the bottom wall 133, the front end wall 128, the rear end wall 130 and the side wall 132 of the wall 124 of the respective auxiliary oil chamber 120 opposite the respective through opening 118.
  • Fig. 6 illustrated fourth embodiment of an oil pan 100 in terms of structure, function and method of manufacture with in the Fig. 4 and 5 illustrated third embodiment, the above description of which reference is made.
  • FIG. 7 to 9 illustrated fifth embodiment of an oil pan 100 is different from that in Fig. 6 illustrated fourth embodiment in that one of the separately produced from the base body 102 and then connected to the body 102 second wall portions 140 of the auxiliary oil chambers 120 with a port 150 for (not shown) ⁇ leinphillltechnisch, with a port 152 for a ⁇ lpeilstab arrangement 153 and with a connection 154 is provided for a level sensor 156.
  • connection 150 for the oil filler line is formed as a through hole 126 penetrating the top wall 126 of this second wall part 140 a with an internal thread into which a complementary external thread of the oil filler pipe can be screwed.
  • connection 154 for the oil level sensor 156 is likewise formed as a passage opening penetrating the ceiling wall 126 of the second wall part 140a with an internal thread, into which a complementary external thread of the substantially rod-shaped oil level sensor 156 is screwed.
  • a lower portion 158 of the oil level sensor 156 extends into the oil-filled interior 162 of the auxiliary oil chamber 120, while an upper portion 160 of the oil level sensor 156 extends from the port 154 into the outer space 168 of the auxiliary oil chamber 120 and the oil pan 100.
  • the port 152 for the oil dipstick guide 153 is in Fig. 9 shown in detail in a vertical longitudinal section and includes a extending into the interior 162 of the auxiliary oil chamber 120, substantially hollow cylindrical connection piece 164 for mounting a arranged in the interior 162 of the auxiliary oil chamber 120 inner tube 166 of the oil dipstick guide 153 and into the outer space 168 of the auxiliary oil chamber 120 extending, also substantially hollow cylindrical connecting piece 170 for mounting an outer tube 168 arranged in the outer tube 172 of the oil dipstick guide 153.
  • the peripheral wall of the connecting piece 170 for the outer tube 172 is beveled at the free end of the connecting piece 170 on its inner side, so that the interior of the connecting piece 170 widens toward the free end 174 of the connecting piece 170.
  • the connecting piece 170 On its outer side, the connecting piece 170 is provided with a circumferential annular projection 176, which holds the pushed onto the connecting piece 170 bottom end of the outer tube 172 by adhesion and / or by positive locking.
  • connection piece 164 for the inner tube 166 is provided on its outer side with a sawtooth profile or a Christmas tree profile, which extends into the inside of the peripheral wall of the inner tube 166 digs when the inner tube 166 is pushed in the assembly of the inner tube 166 on the second wall portion 140a on the connecting piece 164.
  • the inner tube 166 After burying the sawtooth in the longitudinal section projections 178 of this sawtooth or fir tree profile in the peripheral wall of the inner tube 166, the inner tube 166 is captively held by positive engagement on the top wall 126 of the second wall portion 140a.
  • the inner spaces of the connecting piece 164 for the inner tube 166 and the connecting piece 170 for the outer tube 172 are connected to one another, so that an oil dipstick (not shown) from the outer space 168 of the auxiliary oil chamber 120 through the outer tube 172 and the connection 152 for the oil dipstick guide 153 in the Inner tube 166 can be introduced, which is at least partially filled with oil during operation of the oil pan 100.
  • the oil dipstick guide 153 can also be used to extract oil from the interior 162 of the auxiliary oil chamber 120 and from the associated interior 117 of the main body 102 of the oil pan 100.
  • the connecting piece 164 and the connecting piece 170 of the connection 152 for the oil dipstick guide 153 are integrally formed with the top wall 126 of the second wall part 140a.
  • connection 152 for the oil dipstick guide 153 is injection-molded onto the ceiling wall 126 of the second wall part 140a.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)
EP08863162A 2007-12-14 2008-12-12 Ölwanne Active EP2217794B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102007060273A DE102007060273A1 (de) 2007-12-14 2007-12-14 Ölwanne
PCT/EP2008/010591 WO2009077133A1 (de) 2007-12-14 2008-12-12 Ölwanne

Publications (2)

Publication Number Publication Date
EP2217794A1 EP2217794A1 (de) 2010-08-18
EP2217794B1 true EP2217794B1 (de) 2011-06-08

Family

ID=40522842

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08863162A Active EP2217794B1 (de) 2007-12-14 2008-12-12 Ölwanne

Country Status (6)

Country Link
EP (1) EP2217794B1 (pt)
AT (1) ATE512287T1 (pt)
BR (1) BRPI0821127B1 (pt)
CA (1) CA2709129C (pt)
DE (1) DE102007060273A1 (pt)
WO (1) WO2009077133A1 (pt)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014007285A1 (de) 2014-05-20 2015-11-26 Mann+Hummel Gmbh Ölwanne mit wenigstens einer Zusatzölkammer

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2977631A3 (fr) * 2011-07-08 2013-01-11 Renault Sa Carter d'huile pour moteur de vehicule et moteur de vehicule ainsi equipe
DE102019133472A1 (de) * 2019-12-09 2021-06-10 Bayerische Motoren Werke Aktiengesellschaft Flüssigkeitswanne und Kraftfahrzeug
CN111550298B (zh) * 2020-06-29 2023-08-04 吉林大学 一种发动机油底壳机油液面稳定系统及其控制方法
DE102022107424A1 (de) 2022-03-29 2023-10-05 Bayerische Motoren Werke Aktiengesellschaft Fluidbehälter, Kraftfahrzeug sowie Verfahren zum Herstellen eines Fluidbehälters

Family Cites Families (12)

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Publication number Priority date Publication date Assignee Title
FR1102169A (fr) 1954-04-01 1955-10-18 Perfectionnement aux carters inférieurs de moteurs à explosions
US5049274A (en) * 1988-01-11 1991-09-17 Filtertek, Inc. Friction welding process and filter formed thereby
DE4010946A1 (de) * 1989-11-30 1991-10-10 Opel Adam Ag Oelwanne fuer eine brennkraftmaschine
JPH0610642A (ja) * 1992-06-26 1994-01-18 Kubota Corp エンジンの潤滑装置のクランク室外オイル収容装置
JP2001050022A (ja) * 1999-08-04 2001-02-23 Pacific Ind Co Ltd エンジンのオイルパン及びそのオイルパンの成形装置
JP4373162B2 (ja) * 2003-09-05 2009-11-25 川崎重工業株式会社 自動二輪車用エンジンのオイル貯留装置
US7387190B2 (en) * 2003-12-17 2008-06-17 General Motors Corporation Oil pan assembly and method of selecting an oil pan
DE102004025450A1 (de) * 2004-05-19 2005-12-22 Joma-Polytec Kunststofftechnik Gmbh Ölwanne für einen Motor und/oder ein Getriebe
FR2882782B1 (fr) * 2005-03-03 2013-04-26 Meillor Sa Carter pour lubrifiant
FR2884873B1 (fr) * 2005-04-21 2011-02-11 Peugeot Citroen Automobiles Sa Carter d'huile et moteur a combustion
JP4513641B2 (ja) * 2005-04-26 2010-07-28 マツダ株式会社 エンジンのオイルパン構造
DE502008002546D1 (de) * 2007-08-14 2011-03-24 Basf Se Ölwanne für eine verbrennungskraftmaschine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102014007285A1 (de) 2014-05-20 2015-11-26 Mann+Hummel Gmbh Ölwanne mit wenigstens einer Zusatzölkammer

Also Published As

Publication number Publication date
WO2009077133A1 (de) 2009-06-25
BRPI0821127A2 (pt) 2015-06-16
BRPI0821127B1 (pt) 2020-02-27
CA2709129A1 (en) 2009-06-25
ATE512287T1 (de) 2011-06-15
CA2709129C (en) 2013-04-23
DE102007060273A1 (de) 2009-06-18
EP2217794A1 (de) 2010-08-18

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