JPWO2013094452A1 - オイルミストセパレータのオイルドレイン構造 - Google Patents
オイルミストセパレータのオイルドレイン構造 Download PDFInfo
- Publication number
- JPWO2013094452A1 JPWO2013094452A1 JP2013550227A JP2013550227A JPWO2013094452A1 JP WO2013094452 A1 JPWO2013094452 A1 JP WO2013094452A1 JP 2013550227 A JP2013550227 A JP 2013550227A JP 2013550227 A JP2013550227 A JP 2013550227A JP WO2013094452 A1 JPWO2013094452 A1 JP WO2013094452A1
- Authority
- JP
- Japan
- Prior art keywords
- oil
- valve
- check valve
- drain pipe
- discharge hole
- 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
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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
- F01M13/00—Crankcase ventilating or breathing
- F01M13/04—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil
-
- 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
- F01M13/02—Crankcase ventilating or breathing by means of additional source of positive or negative pressure
- F01M13/021—Crankcase ventilating or breathing by means of additional source of positive or negative pressure of negative pressure
- F01M13/022—Crankcase ventilating or breathing by means of additional source of positive or negative pressure of negative pressure using engine inlet suction
-
- 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
- F01M13/02—Crankcase ventilating or breathing by means of additional source of positive or negative pressure
- F01M13/021—Crankcase ventilating or breathing by means of additional source of positive or negative pressure of negative pressure
- F01M13/022—Crankcase ventilating or breathing by means of additional source of positive or negative pressure of negative pressure using engine inlet suction
- F01M13/023—Control valves in suction conduit
-
- 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
- F01M13/0416—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil arranged in valve-covers
-
- 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
- F01M2013/0433—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil with a deflection device, e.g. screen
-
- 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
- F01M2013/0488—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil with oil trap in the return conduit to the crankcase
- F01M2013/0494—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil with oil trap in the return conduit to the crankcase using check valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
- F02M25/06—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding lubricant vapours
Abstract
Description
上記ドレインパイプの下端にオイル排出孔が該ドレインパイプの軸方向に沿って貫通形成されるとともに、このオイル排出孔を開閉する逆止弁を有し、
この逆止弁は、
上記ドレインパイプの下端よりも下方に位置し、上記オイル排出孔を下面側から開閉する弁体と、
上記ドレインパイプ内にオリフィスとなる微小間隙を介して嵌合し、かつ上記ドレインパイプの軸方向に移動可能な弁頭部と、
上記オイル排出孔を貫通して延び、上記弁体と上記弁頭部とを連結した軸部と、
を備えている。
Claims (7)
- 内燃機関のブローバイガスからオイルミストを分離し、分離後のガスを吸気系へ供給するとともに、分離したオイルをドレインパイプを通して内燃機関の内部へ排出するオイルミストセパレータのオイルドレイン構造において、
上記ドレインパイプの下端にオイル排出孔が該ドレインパイプの軸方向に沿って貫通形成されるとともに、このオイル排出孔を開閉する逆止弁を有し、
この逆止弁は、
上記ドレインパイプの下端よりも下方に位置し、上記オイル排出孔を下面側から開閉する弁体と、
上記ドレインパイプ内にオリフィスとなる微小間隙を介して嵌合し、かつ上記ドレインパイプの軸方向に移動可能な弁頭部と、
上記オイル排出孔を貫通して延び、上記弁体と上記弁頭部とを連結した軸部と、
を備えてなるオイルミストセパレータのオイルドレイン構造。 - 上記ドレインパイプは、少なくとも上記弁頭部の移動範囲においては一定断面形状を有する、請求項1に記載のオイルミストセパレータのオイルドレイン構造。
- 上記弁頭部の密度が上記オイルの密度よりも低い、請求項1または2に記載のオイルミストセパレータのオイルドレイン構造。
- 上記弁頭部が上記オイル排出孔上端の着座部に着座した状態においてオイルが排出されるように、上記着座部に補助オイル排出通路が形成されている、請求項1〜3のいずれかに記載のオイルミストセパレータのオイルドレイン構造。
- 上記弁頭部が球形をなす請求項1〜4のいずれかに記載のオイルミストセパレータのオイルドレイン構造。
- 上記逆止弁は、上記弁頭部および上記弁体の一方が弾性変形可能なゴムからなり、かつ他方が合成樹脂からなり、ゴム部分を変形させつつ上記オイル排出孔に挿入される、請求項1〜3のいずれかに記載のオイルミストセパレータのオイルドレイン構造。
- 上記弁体の下端面が、下方へ突出した円錐面ないし湾曲面をなしている請求項1〜7のいずれかに記載のオイルミストセパレータのオイルドレイン構造。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011278667 | 2011-12-20 | ||
JP2011278667 | 2011-12-20 | ||
PCT/JP2012/081907 WO2013094452A1 (ja) | 2011-12-20 | 2012-12-10 | オイルミストセパレータのオイルドレイン構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2013094452A1 true JPWO2013094452A1 (ja) | 2015-04-27 |
JP5947816B2 JP5947816B2 (ja) | 2016-07-06 |
Family
ID=48668346
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013550227A Active JP5947816B2 (ja) | 2011-12-20 | 2012-12-10 | オイルミストセパレータのオイルドレイン構造 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9562449B2 (ja) |
EP (1) | EP2796678B1 (ja) |
JP (1) | JP5947816B2 (ja) |
CN (1) | CN104024588B (ja) |
WO (1) | WO2013094452A1 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6289885B2 (ja) * | 2013-12-02 | 2018-03-07 | 株式会社マーレ フィルターシステムズ | オイルミストセパレータのオイルドレイン構造 |
JP6412424B2 (ja) * | 2014-12-18 | 2018-10-24 | 株式会社マーレ フィルターシステムズ | オイルミストセパレータ |
CN106999807B (zh) | 2014-12-18 | 2019-12-20 | 康明斯过滤Ip公司 | 过滤装置的自动排放塞 |
US10898839B2 (en) | 2014-12-19 | 2021-01-26 | Cummins Filtration Ip, Inc | Pre-cleaning air filter |
KR20190130476A (ko) * | 2018-05-14 | 2019-11-22 | 가부시끼 가이샤 구보다 | 블로바이 가스 환류장치 부착 엔진 |
US10799819B2 (en) | 2018-06-11 | 2020-10-13 | Cummins Filtration Sarl | Filtration system with automatic drain plug |
CN108999675B (zh) * | 2018-08-21 | 2024-01-09 | 神通科技集团股份有限公司 | 一种油雾分离器的泄油结构 |
JP2020051353A (ja) * | 2018-09-27 | 2020-04-02 | いすゞ自動車株式会社 | ブローバイガス排出装置 |
CN109505678B (zh) * | 2018-12-05 | 2023-05-23 | 神通科技集团股份有限公司 | 一种油气分离器的回油装置 |
CN109458241B (zh) * | 2018-12-05 | 2023-10-17 | 神通科技集团股份有限公司 | 一种油气分离器的回油管 |
CN112627938B (zh) * | 2020-12-18 | 2022-02-18 | 一汽解放汽车有限公司 | 一种回油系统及其回油方法 |
US11293315B1 (en) | 2020-12-31 | 2022-04-05 | Sogefi Air & Cooling Usa, Inc. | Air-oil separator drain valve and related method of use |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS597212U (ja) * | 1982-07-07 | 1984-01-18 | 日産自動車株式会社 | エンジンのオイルセパレ−タ |
JPS6218315U (ja) * | 1985-07-19 | 1987-02-03 | ||
JPH01148010U (ja) * | 1988-03-31 | 1989-10-13 | ||
JPH07259530A (ja) * | 1994-03-22 | 1995-10-09 | Nippon Soken Inc | オイルセパレータ |
JPH09290651A (ja) * | 1996-04-26 | 1997-11-11 | Kurata:Kk | 燃料タンクのサブタンク構造 |
JP2003013723A (ja) * | 2001-06-28 | 2003-01-15 | Yamaha Motor Co Ltd | ブローバイガスのセパレータ |
JP4294949B2 (ja) * | 2002-12-27 | 2009-07-15 | 日産ディーゼル工業株式会社 | ロッカーカバー |
JP2011047353A (ja) * | 2009-08-28 | 2011-03-10 | Toyota Boshoku Corp | オイルミストセパレータ |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4709722A (en) * | 1986-09-22 | 1987-12-01 | Knapp Paul A | Valve apparatus for crankcase oil drainage |
JP3012204B2 (ja) * | 1996-09-30 | 2000-02-21 | 積水化学工業株式会社 | ボール弁 |
JP4703235B2 (ja) * | 2005-03-31 | 2011-06-15 | 旭有機材工業株式会社 | バタフライバルブ |
JP2007009746A (ja) * | 2005-06-28 | 2007-01-18 | Toyota Motor Corp | オイルミスト処理装置 |
FR2932843B1 (fr) * | 2008-06-24 | 2010-08-20 | Mann & Hummel Gmbh | Dispositif de purge d'huile pour deshuileur de moteur en particulier de moteur de vehicule automobile ainsi que procede de fabrication d'un tel dispositif. |
US8746514B2 (en) * | 2009-02-12 | 2014-06-10 | Nordson Corporation | Dispensing device with valve assembly having continuously smooth transition between tip and stem |
US8794222B2 (en) * | 2010-01-27 | 2014-08-05 | Cummins Filtration Ip, Inc. | Crankcase ventilation inside-out flow rotating coalescer |
-
2012
- 2012-12-10 CN CN201280063199.1A patent/CN104024588B/zh active Active
- 2012-12-10 US US14/366,819 patent/US9562449B2/en active Active
- 2012-12-10 JP JP2013550227A patent/JP5947816B2/ja active Active
- 2012-12-10 EP EP12860509.4A patent/EP2796678B1/en active Active
- 2012-12-10 WO PCT/JP2012/081907 patent/WO2013094452A1/ja active Application Filing
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS597212U (ja) * | 1982-07-07 | 1984-01-18 | 日産自動車株式会社 | エンジンのオイルセパレ−タ |
JPS6218315U (ja) * | 1985-07-19 | 1987-02-03 | ||
JPH01148010U (ja) * | 1988-03-31 | 1989-10-13 | ||
JPH07259530A (ja) * | 1994-03-22 | 1995-10-09 | Nippon Soken Inc | オイルセパレータ |
JPH09290651A (ja) * | 1996-04-26 | 1997-11-11 | Kurata:Kk | 燃料タンクのサブタンク構造 |
JP2003013723A (ja) * | 2001-06-28 | 2003-01-15 | Yamaha Motor Co Ltd | ブローバイガスのセパレータ |
JP4294949B2 (ja) * | 2002-12-27 | 2009-07-15 | 日産ディーゼル工業株式会社 | ロッカーカバー |
JP2011047353A (ja) * | 2009-08-28 | 2011-03-10 | Toyota Boshoku Corp | オイルミストセパレータ |
Also Published As
Publication number | Publication date |
---|---|
JP5947816B2 (ja) | 2016-07-06 |
EP2796678B1 (en) | 2017-08-23 |
US20140345580A1 (en) | 2014-11-27 |
US9562449B2 (en) | 2017-02-07 |
CN104024588B (zh) | 2017-03-01 |
EP2796678A1 (en) | 2014-10-29 |
EP2796678A4 (en) | 2015-10-28 |
CN104024588A (zh) | 2014-09-03 |
WO2013094452A1 (ja) | 2013-06-27 |
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