JP6830060B2 - 密封装置 - Google Patents
密封装置 Download PDFInfo
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- JP6830060B2 JP6830060B2 JP2017517912A JP2017517912A JP6830060B2 JP 6830060 B2 JP6830060 B2 JP 6830060B2 JP 2017517912 A JP2017517912 A JP 2017517912A JP 2017517912 A JP2017517912 A JP 2017517912A JP 6830060 B2 JP6830060 B2 JP 6830060B2
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- sealing device
- grease
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
- F16J15/3232—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M169/00—Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
- C10M169/02—Mixtures of base-materials and thickeners
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- 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
- F02F11/00—Arrangements of sealings in combustion engines
-
- 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 or frames
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/324—Arrangements for lubrication or cooling of the sealing itself
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/3244—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with hydrodynamic pumping action
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2203/00—Organic non-macromolecular hydrocarbon compounds and hydrocarbon fractions as ingredients in lubricant compositions
- C10M2203/10—Petroleum or coal fractions, e.g. tars, solvents, bitumen
- C10M2203/102—Aliphatic fractions
- C10M2203/1025—Aliphatic fractions used as base material
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2205/00—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions
- C10M2205/02—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers
- C10M2205/028—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers containing aliphatic monomers having more than four carbon atoms
- C10M2205/0285—Organic macromolecular hydrocarbon compounds or fractions, whether or not modified by oxidation as ingredients in lubricant compositions containing acyclic monomers containing aliphatic monomers having more than four carbon atoms used as base material
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10M—LUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
- C10M2207/00—Organic non-macromolecular hydrocarbon compounds containing hydrogen, carbon and oxygen as ingredients in lubricant compositions
- C10M2207/10—Carboxylix acids; Neutral salts thereof
- C10M2207/12—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms
- C10M2207/125—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids
- C10M2207/1256—Carboxylix acids; Neutral salts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having hydrocarbon chains of eight up to twenty-nine carbon atoms, i.e. fatty acids used as thickening agent
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2020/00—Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
- C10N2020/01—Physico-chemical properties
- C10N2020/02—Viscosity; Viscosity index
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/06—Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2030/00—Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
- C10N2030/36—Seal compatibility, e.g. with rubber
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2040/00—Specified use or application for which the lubricating composition is intended
- C10N2040/02—Bearings
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10N—INDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
- C10N2050/00—Form in which the lubricant is applied to the material being lubricated
- C10N2050/10—Semi-solids; greasy
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Fluid Mechanics (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Sealing With Elastic Sealing Lips (AREA)
- Sealing Devices (AREA)
Description
・基油
合成炭化水素油A:ポリ−α−オレフィン(40℃ 動粘度18mm2/s)
合成炭化水素油B:ポリ−α−オレフィン(40℃ 動粘度30mm2/s)
鉱油A:パラフィン系鉱油(40℃ 動粘度140mm2/s)
鉱油B:パラフィン系鉱油(40℃ 動粘度84mm2/s)
フッ素油:パーフルオロポリエーテル(40℃ 動粘度160mm2/s)
・増ちょう剤
リチウム石けん:炭素数12〜24の脂肪酸モノカルボンサンのLi塩(なお、少なくとも1つの水素基を含有しているもの、または、水素基を含有しないものである。)
バリウム複合石けん:脂肪酸ジカルボン酸とモノアミノカルボン酸との複合石けん
PTFE
・低温起動トルク
JIS K2220に準拠し、−30℃の低温起動トルクを測定した。
・摩耗幅
内径37mmのアクリルゴム製オイルシールの摺動面にグリースを塗布し、−30℃での回転試験を行った。回転試験は、潤滑油(鉱油ギアオイル、粘度グレード75W−90、流動点−23℃)を回転軸の中心まで満たした状態で実施した。−30℃の低温下、正転方向に10分間回転した後、停止して冷却するというパターンを1サイクルとし、100サイクルを繰り返した。その後、摺動面の摩耗幅を顕微鏡で観察した。摩耗幅が0.5mm以下を合格、0.5mm超を不合格とした。
2 弾性体部
3 補強環
4 取付部
5 シール部
6 ばね
21 円板部
41 外周面
42 締め代部
51、101 シールリップ部
52 ダストリップ部
53 リップ先端部
54 密封対象液側傾斜面
55 摺動面
56、102 大気側傾斜面
57、103 ネジ突起
58 突起
59 凹部
71 クランクケーシング
72 軸孔
73 クランクシャフト
74 内周面
75 外周面
76 間隙
x 軸線
G グリース
Claims (4)
- 内燃機関において軸線について互いに相対回動可能な二部材間の間隙を密封する密封装置であって、
前記二部材の一方に取り付けられる前記軸線を中心とする環状の取付部と、前記二部材の他方に該他方が摺動可能に密接するシール部とを備える、弾性体である弾性体部を備え、
前記シール部は、前記軸線を中心とする環状のシールリップ部と、該シールリップ部に対して密封対象液側とは反対側である大気側に前記軸線を中心とする環状のダストリップとを備え、
該シールリップ部は前記軸線に向かって凸の環状の突条体であるリップ先端部を備え、
前記シールリップ部にはグリースが塗布されており、該グリースは、基油として合成炭化水素油および鉱油の少なくとも一方を含み、増ちょう剤として金属石鹸及び金属複合石鹸からなる群から選択された少なくとも1種を含み、かつ、−30℃の低温起動トルクが25N・cm以下であることを特徴とする密封装置。 - 前記グリースは、前記リップ先端部と前記ダストリップとの間において塗布されていることを特徴とする請求項1記載の密封装置。
- 前記リップ先端部は、前記密封対象液側の傾斜面である密封対象液側傾斜面と、前記大気側の傾斜面である大気側傾斜面と、前記密封対象液側傾斜面と前記大気側傾斜面との間の前記二部材の他方に該他方が摺動可能に当接する摺動面とを備え、前記グリースは少なくとも前記摺動面に塗布されていることを特徴とする請求項2記載の密封装置。
- 前記グリースは少なくとも前記リップ先端部の前記摺動面と前記大気側傾斜面とに塗布されていることを特徴とする請求項3記載の密封装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015096239 | 2015-05-11 | ||
JP2015096239 | 2015-05-11 | ||
PCT/JP2016/063654 WO2016181900A1 (ja) | 2015-05-11 | 2016-05-06 | 密封装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2016181900A1 JPWO2016181900A1 (ja) | 2018-03-08 |
JP6830060B2 true JP6830060B2 (ja) | 2021-02-17 |
Family
ID=57248063
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017517912A Active JP6830060B2 (ja) | 2015-05-11 | 2016-05-06 | 密封装置 |
Country Status (7)
Country | Link |
---|---|
US (1) | US10605368B2 (ja) |
EP (1) | EP3293424B1 (ja) |
JP (1) | JP6830060B2 (ja) |
CN (1) | CN107532721A (ja) |
CA (1) | CA2985453C (ja) |
RU (1) | RU2673949C1 (ja) |
WO (1) | WO2016181900A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111465788B (zh) | 2017-12-27 | 2022-09-20 | Nok株式会社 | 密封装置 |
US11428322B2 (en) | 2018-07-24 | 2022-08-30 | Nok Corporation | Sealing apparatus |
JP7368936B2 (ja) * | 2018-09-27 | 2023-10-25 | 株式会社バルカー | シール部材付き継手 |
CN113167387A (zh) * | 2019-03-20 | 2021-07-23 | Nok株式会社 | 密封装置 |
CN113474568B (zh) * | 2019-05-08 | 2024-01-05 | Nok株式会社 | 密封装置 |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60184461U (ja) * | 1984-05-17 | 1985-12-06 | エヌオーケー株式会社 | オイルシ−ル |
RU2052698C1 (ru) * | 1992-04-20 | 1996-01-20 | Юрий Леонидович Кузнецов | Уплотнительная манжета |
US6712519B2 (en) * | 2000-07-28 | 2004-03-30 | Bombardier-Rotax Gmbh | Sealed bearing |
GB0202841D0 (en) * | 2002-02-07 | 2002-03-27 | Johnson Electric Sa | Blower motor |
JP2005172061A (ja) * | 2003-12-09 | 2005-06-30 | Nok Corp | 密封装置 |
RU74579U1 (ru) * | 2008-02-12 | 2008-07-10 | Александр Вячеславович Выборнов | Каплеуловитель стержневого типа |
JP5593677B2 (ja) * | 2009-10-29 | 2014-09-24 | 日本精工株式会社 | 鉄道車軸軸受用グリース組成物及び鉄道車軸支持用転がり軸受 |
US8969269B2 (en) * | 2011-06-24 | 2015-03-03 | Chevron U.S.A. Inc. | Lubricating grease composition |
JP5800148B2 (ja) * | 2011-12-21 | 2015-10-28 | Nok株式会社 | エンジンリアシール |
JP2013133902A (ja) * | 2011-12-27 | 2013-07-08 | Nsk Ltd | ハブ軸受用シール装置 |
JP2015048904A (ja) * | 2013-09-02 | 2015-03-16 | Nok株式会社 | 密封装置 |
JP2015075180A (ja) * | 2013-10-09 | 2015-04-20 | 日本精工株式会社 | ハブユニット軸受 |
JP3188680U (ja) * | 2013-11-21 | 2014-01-30 | Nok株式会社 | オイルシール |
JP3189592U (ja) * | 2014-01-07 | 2014-03-20 | Nok株式会社 | オイルシール |
CN104327926A (zh) * | 2014-10-25 | 2015-02-04 | 中国石油化工股份有限公司 | 一种汽车车门开度限位器润滑脂组合物及制备方法 |
-
2016
- 2016-05-06 WO PCT/JP2016/063654 patent/WO2016181900A1/ja active Application Filing
- 2016-05-06 CN CN201680026154.5A patent/CN107532721A/zh active Pending
- 2016-05-06 RU RU2017142762A patent/RU2673949C1/ru active
- 2016-05-06 JP JP2017517912A patent/JP6830060B2/ja active Active
- 2016-05-06 CA CA2985453A patent/CA2985453C/en active Active
- 2016-05-06 EP EP16792625.2A patent/EP3293424B1/en active Active
-
2017
- 2017-11-06 US US15/804,171 patent/US10605368B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
CA2985453A1 (en) | 2016-11-17 |
EP3293424A1 (en) | 2018-03-14 |
EP3293424B1 (en) | 2023-02-01 |
RU2673949C1 (ru) | 2018-12-03 |
WO2016181900A1 (ja) | 2016-11-17 |
CN107532721A (zh) | 2018-01-02 |
JPWO2016181900A1 (ja) | 2018-03-08 |
US20180058587A1 (en) | 2018-03-01 |
US10605368B2 (en) | 2020-03-31 |
CA2985453C (en) | 2019-09-24 |
EP3293424A4 (en) | 2019-02-13 |
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