JPWO2014142265A1 - メカニカルシール装置 - Google Patents
メカニカルシール装置 Download PDFInfo
- Publication number
- JPWO2014142265A1 JPWO2014142265A1 JP2015505569A JP2015505569A JPWO2014142265A1 JP WO2014142265 A1 JPWO2014142265 A1 JP WO2014142265A1 JP 2015505569 A JP2015505569 A JP 2015505569A JP 2015505569 A JP2015505569 A JP 2015505569A JP WO2014142265 A1 JPWO2014142265 A1 JP WO2014142265A1
- Authority
- JP
- Japan
- Prior art keywords
- seal
- ring
- sealing
- fixing
- static pressure
- 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
- 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
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/36—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member connected by a diaphragm or bellow to the other member
-
- 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
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
- F16J15/3408—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface
- F16J15/3412—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities
- F16J15/342—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities with means for feeding fluid directly to the face
-
- 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
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
- F16J15/3408—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface
-
- 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
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3436—Pressing means
-
- 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
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3436—Pressing means
- F16J15/3448—Pressing means the pressing force resulting from fluid pressure
-
- 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
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/36—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member connected by a diaphragm or bellow to the other member
- F16J15/363—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member connected by a diaphragm or bellow to the other member the diaphragm or bellow being made of metal
-
- 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
- F16J15/34—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member
- F16J15/3404—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal
- F16J15/3408—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface
- F16J15/3412—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities
- F16J15/3416—Sealings between relatively-moving surfaces with slip-ring pressed against a more or less radial face on one member and characterised by parts or details relating to lubrication, cooling or venting of the seal at least one ring having an uneven slipping surface with cavities with at least one continuous groove
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Sealing (AREA)
- Sealing Devices (AREA)
- Sealing Using Fluids, Sealing Without Contact, And Removal Of Oil (AREA)
Abstract
Description
装置本体と回転軸との間隙で装置内部の密封流体をシールするメカニカルシール装置であって、
前記装置本体に取り付けられるシールケースと、
前記回転軸に取り付けられる回転用密封環と、
前記回転用密封環に対して軸方向に対向して配置される固定用密封環と、
前記固定用密封環と前記シールケースとの間に軸方向伸縮可能に取り付けられるベローズと、を有し、
前記シールケースには、前記ベローズの内周面側の静圧流体室に、静圧流体を供給する静圧流体供給孔を形成してあり、
前記固定用密封環には、前記静圧流体室の静圧流体を、前記固定用密封環と前記回転用密封環との間のシール面に導く連通孔を形成してあり、
前記ベローズの外周面側に前記密封流体を配置してあることを特徴とする。
本実施形態に係るメカニカルシール装置1は、一般産業用の攪拌機、ブロワやコンプレッサ等の装置に装着されるシール装置であり、特に、食品、医療品、化学物質の製造用途に使用される。
図5に示すように、本実施形態に係るメカニカルシール装置1aは、図1〜図4に示す第1実施形態のメカニカルシール装置1の変形例であり、以下に示す以外は、第1実施形態と同様な構成を有し、同様な作用効果を奏する。第1実施形態と共通する構成については、図面において、類似の符号を用い、重複する部分の説明は省略する。
20・・・アダプタ
30・・・シールケース
40・・・ベローズ
50・・・固定用密封環
56・・・連通孔
60・・・回転用密封環
64,64a・・・動圧発生溝
80・・・スタッフィングボックス
100・・・回転軸
122,122a,122b・・・Oリング
A・・・機外
B・・・機内
C・・・静圧流体室
dob・・・環状溝の内径
do・・・Oリングの接触径
dbb・・・環状溝の外径
db・・・ベローズの圧力作用径
Claims (8)
- 装置本体と回転軸との間隙で装置内部の密封流体をシールするメカニカルシール装置であって、
前記装置本体に取り付けられるシールケースと、
前記回転軸に取り付けられる回転用密封環と、
前記回転用密封環に対して軸方向に対向して配置される固定用密封環と、
前記固定用密封環と前記シールケースとの間に軸方向伸縮可能に取り付けられるベローズと、を有し、
前記シールケースには、前記ベローズの内周面側の静圧流体室に、静圧流体を供給する静圧流体供給孔を形成してあり、
前記固定用密封環には、前記静圧流体室の静圧流体を、前記固定用密封環と前記回転用密封環との間のシール面に導く連通孔を形成してあり、
前記ベローズの外周面側に前記密封流体を配置してあることを特徴とするメカニカルシール装置。 - 前記ベローズの内周面側で前記シールケースと前記固定用密封環との間に配置され、前記固定用密封環を軸方向に移動可能に保持し、前記静圧流体室を大気側空間から密封するシール部材をさらに有する請求項1に記載のメカニカルシール装置。
- 前記固定用密封環に前記連通孔に連続する環状溝を形成してあることを特徴とする請求項1または2に記載のメカニカルシール装置。
- 前記環状溝の外径は、前記ベローズの圧力作用径と略等しくなるように形成してあることを特徴とする請求項3に記載のメカニカルシール装置。
- 前記シール部材よりも大気側に配置され、前記固定用密封環を前記回転用密封環側に押圧する弾性部材をさらに有することを特徴とする請求項2〜4のいずれかに記載のメカニカルシール装置。
- 前記環状溝の内径は、前記シール部材の前記固定用密封環に対する接触径と略等しくなるように形成してある請求項3〜5のいずれかに記載のメカニカルシール装置。
- 前記静圧流体室の内部に配置され、前記固定用密封環を前記回転用密封環側に押圧する弾性部材をさらに有することを特徴とする請求項1〜4のいずれかに記載のメカニカルシール装置。
- 前記回転用密封環のシール面に動圧発生溝が形成してあることを特徴とする請求項1〜7のいずれかに記載のメカニカルシール装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013052091 | 2013-03-14 | ||
JP2013052091 | 2013-03-14 | ||
PCT/JP2014/056763 WO2014142265A1 (ja) | 2013-03-14 | 2014-03-13 | メカニカルシール装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2014142265A1 true JPWO2014142265A1 (ja) | 2017-02-16 |
JP6219367B2 JP6219367B2 (ja) | 2017-10-25 |
Family
ID=51536914
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015505569A Active JP6219367B2 (ja) | 2013-03-14 | 2014-03-13 | メカニカルシール装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9574667B2 (ja) |
EP (1) | EP2891836B1 (ja) |
JP (1) | JP6219367B2 (ja) |
CN (1) | CN104685273B (ja) |
WO (1) | WO2014142265A1 (ja) |
Families Citing this family (29)
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US8436758B2 (en) * | 2010-03-22 | 2013-05-07 | Decawave Ltd. | Adaptive ternary A/D converter for use in an ultra-wideband communication system |
EP2886914A4 (en) * | 2012-08-22 | 2016-07-27 | Eagle Ind Co Ltd | MECHANICAL DOUBLE SEAL |
DE102013227208A1 (de) * | 2013-12-30 | 2015-07-02 | Siemens Aktiengesellschaft | Dichtsystem für eine Dampfturbine sowie Dampfturbine |
US10274008B2 (en) * | 2015-06-19 | 2019-04-30 | Steering Solutions Ip Holding Corporation | Axial load bearing assembly |
DE102015212641A1 (de) * | 2015-07-07 | 2017-01-12 | Gapi Technische Produkte Gmbh | Drehdurchführung für ein Fahrzeug |
DE102016200818B4 (de) * | 2016-01-21 | 2020-09-10 | Eagleburgmann Germany Gmbh & Co. Kg | Gleitringdichtungsanordnung mit reduzierter Leckage |
DE102016200821B3 (de) * | 2016-01-21 | 2017-05-11 | Eagleburgmann Germany Gmbh & Co. Kg | Gleitringdichtungsanordnung mit rückseitiger Abdichtung |
WO2018034197A1 (ja) | 2016-08-15 | 2018-02-22 | イーグル工業株式会社 | 摺動部品 |
CN106122484B (zh) * | 2016-08-18 | 2017-12-05 | 浙江工业大学 | 用于动静压型干气密封的内置密封介质节流调控装置 |
CN107504189B (zh) * | 2017-08-28 | 2018-11-13 | 浙江工业大学 | 一种适用于变压环境的液体机械密封装置 |
DE102017219190B4 (de) | 2017-10-26 | 2022-12-29 | Eagleburgmann Germany Gmbh & Co. Kg | Gasgeschmierte Gleitringdichtung mit verbessertem Verschmutzungsschutz |
NO345443B1 (en) * | 2017-12-28 | 2021-02-01 | Tocircle Ind As | A sealing arrangement and method of sealing |
KR102407098B1 (ko) * | 2018-01-12 | 2022-06-10 | 이구루코교 가부시기가이샤 | 슬라이딩 부품 |
CN111656065B (zh) | 2018-02-01 | 2022-10-04 | 伊格尔工业股份有限公司 | 滑动部件 |
US11644100B2 (en) | 2018-05-17 | 2023-05-09 | Eagle Industry Co., Ltd. | Seal ring |
JP7214722B2 (ja) | 2018-05-17 | 2023-01-30 | イーグル工業株式会社 | シールリング |
JP7210565B2 (ja) | 2018-05-17 | 2023-01-23 | イーグル工業株式会社 | シールリング |
CN112088266B (zh) | 2018-05-17 | 2022-12-06 | 伊格尔工业股份有限公司 | 密封环 |
JP7074648B2 (ja) | 2018-11-16 | 2022-05-24 | イーグル工業株式会社 | メカニカルシール |
JP7292813B2 (ja) | 2019-02-04 | 2023-06-19 | イーグル工業株式会社 | 摺動部品 |
WO2020162347A1 (ja) | 2019-02-04 | 2020-08-13 | イーグル工業株式会社 | 摺動部品及び摺動部品の製造方法 |
KR102634941B1 (ko) | 2019-02-04 | 2024-02-08 | 이구루코교 가부시기가이샤 | 슬라이딩 부품 |
CN117432709A (zh) | 2019-02-14 | 2024-01-23 | 伊格尔工业股份有限公司 | 滑动部件 |
WO2020171102A1 (ja) * | 2019-02-21 | 2020-08-27 | イーグル工業株式会社 | 摺動部品 |
WO2021253449A1 (zh) * | 2020-06-19 | 2021-12-23 | 南京千里行测控技术有限公司 | 一种环保离心鼓风机机体密封装置 |
KR20230022986A (ko) | 2020-07-06 | 2023-02-16 | 이구루코교 가부시기가이샤 | 슬라이딩 부품 |
KR20230025880A (ko) | 2020-07-06 | 2023-02-23 | 이구루코교 가부시기가이샤 | 슬라이딩 부품 |
CN112855937B (zh) * | 2021-02-08 | 2022-11-18 | 山东精砼工程机械股份有限公司 | 内置式压力回转密封装置及控制方法 |
US11608751B2 (en) * | 2021-03-19 | 2023-03-21 | Raytheon Technologies Corporation | Self-guiding carbon seal system |
Citations (2)
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JPS5983255U (ja) * | 1982-11-27 | 1984-06-05 | 日本ピラ−工業株式会社 | 弗素樹脂製ベロ−ズ形メカニカルシ−ル |
WO2006051702A1 (ja) * | 2004-11-09 | 2006-05-18 | Eagle Industry Co., Ltd. | メカニカルシール装置 |
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GB1309865A (en) * | 1971-01-22 | 1973-03-14 | English Electric Co Ltd | Combined static and fluid selas |
JPS5543328Y2 (ja) * | 1974-08-05 | 1980-10-11 | ||
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US8231130B2 (en) * | 2005-06-20 | 2012-07-31 | Eagle Industry Co., Ltd. | Mechanical seal device |
CN102405365B (zh) * | 2009-04-23 | 2015-04-08 | 伊格尔工业股份有限公司 | 机械密封装置 |
EP2886914A4 (en) * | 2012-08-22 | 2016-07-27 | Eagle Ind Co Ltd | MECHANICAL DOUBLE SEAL |
WO2014061543A1 (ja) * | 2012-10-19 | 2014-04-24 | イーグルブルグマンジャパン株式会社 | ベローズシール |
-
2014
- 2014-03-13 WO PCT/JP2014/056763 patent/WO2014142265A1/ja active Application Filing
- 2014-03-13 US US14/432,396 patent/US9574667B2/en not_active Expired - Fee Related
- 2014-03-13 CN CN201480002582.5A patent/CN104685273B/zh not_active Expired - Fee Related
- 2014-03-13 JP JP2015505569A patent/JP6219367B2/ja active Active
- 2014-03-13 EP EP14764286.2A patent/EP2891836B1/en not_active Not-in-force
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5983255U (ja) * | 1982-11-27 | 1984-06-05 | 日本ピラ−工業株式会社 | 弗素樹脂製ベロ−ズ形メカニカルシ−ル |
WO2006051702A1 (ja) * | 2004-11-09 | 2006-05-18 | Eagle Industry Co., Ltd. | メカニカルシール装置 |
Also Published As
Publication number | Publication date |
---|---|
EP2891836A4 (en) | 2016-05-25 |
CN104685273B (zh) | 2016-07-06 |
EP2891836A1 (en) | 2015-07-08 |
US20160003361A1 (en) | 2016-01-07 |
WO2014142265A1 (ja) | 2014-09-18 |
CN104685273A (zh) | 2015-06-03 |
EP2891836B1 (en) | 2018-11-07 |
US9574667B2 (en) | 2017-02-21 |
JP6219367B2 (ja) | 2017-10-25 |
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