EP2753803A1 - Steuergehäusedeckel für eine brennkraftmaschine - Google Patents
Steuergehäusedeckel für eine brennkraftmaschineInfo
- Publication number
- EP2753803A1 EP2753803A1 EP12748476.4A EP12748476A EP2753803A1 EP 2753803 A1 EP2753803 A1 EP 2753803A1 EP 12748476 A EP12748476 A EP 12748476A EP 2753803 A1 EP2753803 A1 EP 2753803A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- housing cover
- control housing
- oil separator
- internal combustion
- combustion engine
- 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.)
- Withdrawn
Links
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 26
- 238000009423 ventilation Methods 0.000 claims abstract description 16
- 239000007789 gas Substances 0.000 claims description 16
- 238000000926 separation method Methods 0.000 claims description 14
- 230000001105 regulatory effect Effects 0.000 description 5
- 230000033001 locomotion Effects 0.000 description 4
- 238000003466 welding Methods 0.000 description 3
- 238000004026 adhesive bonding Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000010516 chain-walking reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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
- F01M13/00—Crankcase ventilating or breathing
- F01M13/04—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil
- F01M13/0405—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil arranged in covering members apertures, e.g. caps
-
- 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
- F02F7/0065—Shape of casings for other machine parts and purposes, e.g. utilisation purposes, safety
- F02F7/0073—Adaptations for fitting the engine, e.g. front-plates or bell-housings
- F02F2007/0075—Front covers
-
- 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
- F02F7/0002—Cylinder arrangements
- F02F7/0007—Crankcases of engines with cylinders in line
Definitions
- the invention relates to a control housing cover for an internal combustion engine according to the preamble of claim 1.
- a control housing cover for an internal combustion engine which is arranged laterally on the engine block and covers the timing chain of the internal combustion engine.
- a crankcase ventilation device is integrated, are deposited on the oil particles from the blow-by gases of the crankcase of the internal combustion engine, wherein the gases are supplied to the intake tract of the internal combustion engine after the oil separation.
- the crankcase ventilation device comprises an oil separator, which can be inserted into a receptacle in the control housing cover, which is located in the side region of the control housing cover. From Olabscheider branches a Olablauftechnisch for separated oil down and a return line for the cleaned blow-by gases upwards.
- Timing case cover All components of the crankcase ventilation device, so the oil separator and the Olablauf ein and the return line are arranged in the side region of the timing case cover, it being important to ensure that the leadership of the timing chain is not affected by the components of the crankcase ventilation device.
- the timing case cover must have a relatively large width to accommodate the crankcase ventilation device without affecting the timing chain.
- the invention has for its object to provide a simple constructive measures a compactly constructed control housing cover for an internal combustion engine with integrated oil separator of a crankcase ventilation device.
- the control housing cover is flanged laterally to the engine block of an internal combustion engine and has an engine mount plate which serves to hold the internal combustion engine; The connection of the engine in the engine compartment of a motor vehicle takes place via the engine mounting plate.
- the control housing cover also receives an oil separator of a crankcase ventilation device to separate oil particles from the blow-by gases from the crankcase of the internal combustion engine, wherein the purified gases are then supplied to the intake tract of the internal combustion engine.
- the oil separator is integrated in the control housing cover, on which (the separator separates the oil droplets from the blow-by gases.)
- the oil separator is arranged adjacent to the motor bearing plate.
- the timing case cover can be made compact in this embodiment.
- the engine mount plate which is integrally formed with the timing cover or is fixedly connected thereto, is located at a position in the timing cover, in which the guidance and movement of the timing chain, which is covered by the timing cover is not affected. Accordingly, the positioning of the oil separator adjacent to the engine mounting plate does not lead to an impairment of the timing chain. Overall, the integration of the oil separator takes place without changing the dimensions of the control housing cover, by using existing space in the immediate vicinity of the motor bearing plate for receiving the oil separator.
- the engine mount plate and the oil separator - viewed in the transverse direction of the timing case cover - are arranged centrally.
- the engine mounting plate expediently assumes a 90 ° angle with the plane of the timing case cover, and the engine mount plate protrudes horizontally beyond the front of the timing case cover.
- the engine mount plate can be arranged directly below a camshaft bearing for supporting the camshaft of the internal combustion engine.
- the camshaft bearing usually next to each other; the engine mount plate is below the two camshaft bearings.
- the timing chain is guided around the camshafts received in the camshaft bearings and drives them.
- the oil separator is expediently arranged directly on the engine mount plate, it is located in particular below the engine mount plate.
- the crankcase ventilation device may be assigned in addition to the oil separator a closing valve, in particular a mechanically acting, passive pressure control valve, which is in the flow path of the blow-by gases and switches depending on the differential pressure upstream and downstream of the valve between a closed and an open position.
- the oil separator and the closing valve are preferably located on opposite sides of the engine mounting plate, in which an opening can be introduced, through which the blow-by gases are passed from the oil separator to the closing valve.
- the oil separator has at least one oil separation unit in a housing, which can be inserted into a receiving opening or a receiving space in the control housing cover.
- the receiving opening is preferably accessible via the inside of the control housing cover facing the internal combustion engine, so that the oil separator is shielded from the outside of the control housing cover and the engine mount plate. During assembly, the oil separator is inserted via the inside into the receiving opening in the timing case cover.
- the engine mount plate forms a limiting wall of the receiving opening in the timing case cover.
- the oil separator expediently comprises a coarse oil separation unit and a fine oil separation unit, via which the blow-by gases are passed in this order, before they are fed via the closing valve to the intake tract of the internal combustion engine.
- the timing chain running in the oil bath lies in the intake area of the oil so that an effective separation of the oil-containing crankcase gases can be achieved via the coarse and fine oil separation unit.
- the oil separator is expediently inserted as a preassembled unit in the receiving opening in the timing case cover and secured there by suitable measures such as screws, welding, gluing, clipping or the like.
- suitable measures such as screws, welding, gluing, clipping or the like.
- the components of the oil separator can also be used directly in the receiving opening in the timing case cover and secured there, for example by welding.
- the construction units of the crankcase ventilation device are expediently pressure-tightly sealed in order to improve the separation performance, in particular the connection between the fine oil separation unit of the oil separator and the closing valve.
- FIG. 1 shows a control housing cover for an internal combustion engine in a perspective view from behind
- FIG. 3 is a perspective view of the upper, front part of the control housing cover and an oil separator of a crankcase ventilation device, which can be inserted into a receiving opening in the control housing cover.
- a control housing cover 1 is shown for an internal combustion engine.
- the control housing cover 1 has in the upper section a camshaft bearing plate 2 with two camshaft bearing recesses 3 and 4 inserted therein for storage and sealing of parallel camshafts.
- a further recess 5 which forms a crankshaft bearing recess for receiving and supporting the crankshaft of the internal combustion engine. Adjacent to the timing case cover 1, the camshafts and the crankshaft are encompassed by a timing chain which is driven by the crankshaft and transmits the driving motion to the camshafts.
- a motor bearing plate 6 which is integrally formed with the control housing cover 1 and with respect to the vertical plane of the Steuergeophuse- lid at a 90 ° angle and aligned horizontally protrudes forward.
- the engine support plate 6 the holder of the engine takes place in the engine compartment of the motor vehicle.
- the engine mount plate 6 extends immediately below the two Nockenwellenlagerausappelisme 3 and 4.
- Under the engine mount plate 6 is located at the rear or inside of the timing cover 1, a receiving opening 7, in which an oil separator 8 is used, which is part of a crankcase ventilation device for cleaning the crankcase - or blow-by gases and transfer of the purified gases into the intake tract of the internal combustion engine.
- the receiving opening 7 is located directly below the motor bearing plate 6, which limits the receiving opening 7 upwards.
- the oil separator 8 is located directly below the engine mount plate 6.
- the receiving opening 7 is accessible only via the inside of the control housing cover 1, on the front side, the receiving opening 7 is closed, so that the oil separator 8 is securely received in the receiving opening 7 after assembly ,
- the motor bearing plate 6 and the receiving opening 7 are, based on the transverse direction centrally or symmetrically on the timing case cover. 1
- the engine mount plate is located on the front side of the control housing cover facing away from the engine, the receiving opening or the receiving space for receiving the ⁇ lab-, which is located immediately adjacent to the engine mount plate, is accordingly also on the front and thus outside the range of motion of the timing chain, so that There is no interference with the guidance of the timing chain on the inside and back of the timing cover.
- the oil separator 8 has a housing with a coarse oil separation unit 9 and a fine oil separation unit 10.
- the oil separator forms with the housing and the coarse and Feinolabscheideech 9, 10 a preassembled unit which can be inserted into the receiving opening 7 on the back of the Steuergeophuse- lid and there with suitable measures by mechanical means, for example by welding or gluing to attach.
- the crankcase ventilation device furthermore has a closing valve designed as a pressure regulating valve 1 1, which is arranged on the upper side of the engine mounting plate 6 opposite the oil separator 8.
- the pressure regulating valve 1 1 regulates the pressure in the oil separator 8 and on the inside of the control housing cover 1 to a defined pressure level. With decreasing pressure at the clean nozzle 12, the valve member performs a lifting movement and thereby reduces the flow channel cross-section, whereby the pressure loss of the pressure regulating valve 1 1 increases.
- Reinforced arrows show the air flow for the blow-by gases.
- the blow-by gases originating from the crankcase are guided via the coarse oil separation unit 9, which is located on the outside of the housing of the oil separator 8.
- the air flow is conducted into the housing interior and via the fine oil separation unit 10 arranged there.
- the purified air flow from the housing interior of the oil separator 8 is guided upward through an opening in the motor bearing plate 6 to the overlying pressure control valve 1 1 and in the further course in the direction of the clean gas nozzle 12.
- a laterally protruding connecting piece 13 through which electrical leads of a sensor can be guided, via which the current position of the valve body of the pressure regulating valve can be detected, is located directly above the outflow branch 12 on the housing of the pressure regulating valve 11.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011112585A DE102011112585A1 (de) | 2011-09-08 | 2011-09-08 | Steuergehäusedeckel für eine Brennkraftmaschine |
| PCT/EP2012/066177 WO2013034424A1 (de) | 2011-09-08 | 2012-08-20 | Steuergehäusedeckel für eine brennkraftmaschine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP2753803A1 true EP2753803A1 (de) | 2014-07-16 |
Family
ID=46704662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP12748476.4A Withdrawn EP2753803A1 (de) | 2011-09-08 | 2012-08-20 | Steuergehäusedeckel für eine brennkraftmaschine |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US9267405B2 (de) |
| EP (1) | EP2753803A1 (de) |
| DE (1) | DE102011112585A1 (de) |
| WO (1) | WO2013034424A1 (de) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1047157A (ja) * | 1996-07-31 | 1998-02-17 | Suzuki Motor Corp | エンジンのマウント装置 |
| DE10160882A1 (de) * | 2001-12-12 | 2003-06-26 | Volkswagen Ag | Brennkraftmaschine mit Steuertrieb |
| JP2010090802A (ja) * | 2008-10-08 | 2010-04-22 | Daihatsu Motor Co Ltd | 内燃機関のブローバイガス還流装置 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB769647A (en) * | 1954-06-03 | 1957-03-13 | Hovalwerk Ag Ospelt | Improvements in or relating to breathers for internal combustion engines |
| FR2075754A5 (de) * | 1970-01-30 | 1971-10-08 | Alfieri Maserati Officin | |
| JPH0799088B2 (ja) * | 1989-05-29 | 1995-10-25 | 日産自動車株式会社 | 内燃機関のチェーンカバー |
| US6047668A (en) * | 1997-06-04 | 2000-04-11 | Kioritz Corporation | Backpack type power working machine |
| JP3778404B2 (ja) * | 1998-12-29 | 2006-05-24 | スズキ株式会社 | エンジンの油圧制御弁取付構造 |
| JP4032878B2 (ja) * | 2002-08-23 | 2008-01-16 | 三菱ふそうトラック・バス株式会社 | 内燃機関のブリーザ装置 |
| JP4249504B2 (ja) * | 2003-02-17 | 2009-04-02 | マツダ株式会社 | オイルセパレータ構造及びオイルセパレータユニット |
| US7032555B2 (en) * | 2004-05-03 | 2006-04-25 | Midwest Motorcycle Supply Distributors | Motorcycle engine cam cover |
| DE102006038700B4 (de) * | 2006-08-18 | 2021-11-11 | Polytec Plastics Germany Gmbh & Co. Kg | Vorrichtung zur Abscheidung von Flüssigkeiten aus Gasen |
| US7827970B2 (en) * | 2007-03-21 | 2010-11-09 | Walbro Engine Management, L.L.C. | Vapor separator |
| JP4525759B2 (ja) * | 2008-01-25 | 2010-08-18 | トヨタ自動車株式会社 | 内燃機関のチェーンカバー |
| JP4960901B2 (ja) * | 2008-02-15 | 2012-06-27 | 富士重工業株式会社 | エンジンのブリーザ装置 |
| DE102008021055B4 (de) | 2008-04-26 | 2015-10-22 | Ford Global Technologies, Llc | Verbrennungsmotor mit einem geschützten PCV System |
-
2011
- 2011-09-08 DE DE102011112585A patent/DE102011112585A1/de not_active Ceased
-
2012
- 2012-08-20 WO PCT/EP2012/066177 patent/WO2013034424A1/de not_active Ceased
- 2012-08-20 EP EP12748476.4A patent/EP2753803A1/de not_active Withdrawn
-
2014
- 2014-03-07 US US14/200,750 patent/US9267405B2/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1047157A (ja) * | 1996-07-31 | 1998-02-17 | Suzuki Motor Corp | エンジンのマウント装置 |
| DE10160882A1 (de) * | 2001-12-12 | 2003-06-26 | Volkswagen Ag | Brennkraftmaschine mit Steuertrieb |
| JP2010090802A (ja) * | 2008-10-08 | 2010-04-22 | Daihatsu Motor Co Ltd | 内燃機関のブローバイガス還流装置 |
Non-Patent Citations (1)
| Title |
|---|
| See also references of WO2013034424A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2013034424A1 (de) | 2013-03-14 |
| US9267405B2 (en) | 2016-02-23 |
| US20140182525A1 (en) | 2014-07-03 |
| DE102011112585A1 (de) | 2013-03-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
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| 17P | Request for examination filed |
Effective date: 20140213 |
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| AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
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| DAX | Request for extension of the european patent (deleted) | ||
| 17Q | First examination report despatched |
Effective date: 20170123 |
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| GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
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| RIC1 | Information provided on ipc code assigned before grant |
Ipc: F01M 13/04 20060101ALI20181030BHEP Ipc: F02F 7/00 20060101AFI20181030BHEP |
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| INTG | Intention to grant announced |
Effective date: 20181129 |
|
| STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
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| 18D | Application deemed to be withdrawn |
Effective date: 20190410 |