JP6633776B2 - 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
- JP6633776B2 JP6633776B2 JP2018557680A JP2018557680A JP6633776B2 JP 6633776 B2 JP6633776 B2 JP 6633776B2 JP 2018557680 A JP2018557680 A JP 2018557680A JP 2018557680 A JP2018557680 A JP 2018557680A JP 6633776 B2 JP6633776 B2 JP 6633776B2
- Authority
- JP
- Japan
- Prior art keywords
- flow path
- housing
- mechanical seal
- annular portion
- bellows
- 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
Links
- 239000007788 liquid Substances 0.000 claims description 57
- 238000003466 welding Methods 0.000 description 25
- 230000013011 mating Effects 0.000 description 21
- 238000007789 sealing Methods 0.000 description 20
- 230000002093 peripheral effect Effects 0.000 description 15
- 239000012530 fluid Substances 0.000 description 7
- 239000002184 metal Substances 0.000 description 5
- 230000004323 axial length Effects 0.000 description 4
- 239000013078 crystal Substances 0.000 description 4
- 238000003825 pressing Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000010485 coping Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000005493 welding type Methods 0.000 description 1
Images
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
- 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
- F16J15/36—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
- F16J3/00—Diaphragms; Bellows; Bellows pistons
- F16J3/04—Bellows
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L27/00—Adjustable joints, Joints allowing movement
- F16L27/08—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe
- F16L27/0804—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another
- F16L27/0808—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements extending coaxially for some distance from their point of separation
- F16L27/0812—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements extending coaxially for some distance from their point of separation with slide bearings
- F16L27/0816—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements extending coaxially for some distance from their point of separation with slide bearings having radial sealing
-
- 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
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L27/00—Adjustable joints, Joints allowing movement
- F16L27/08—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe
- F16L27/0804—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another
- F16L27/0808—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements extending coaxially for some distance from their point of separation
- F16L27/0812—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements extending coaxially for some distance from their point of separation with slide bearings
- F16L27/082—Adjustable joints, Joints allowing movement allowing adjustment or movement only about the axis of one pipe the fluid passing axially from one joint element to another the joint elements extending coaxially for some distance from their point of separation with slide bearings having axial sealing
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mechanical Sealing (AREA)
- Joints Allowing Movement (AREA)
Description
a)前記ハウジングの前記突出部との間で所定の二次シール部材によりシールされた状態で且つ該ハウジングに回転不能に装着された固定側環状部と、
b)前記回転軸体との間で所定の二次シール部材によりシールされた状態で且つ該回転軸体と一体に回転するように装着された回転側環状部と、
c)前記固定側環状部が前記回転側環状部と接触するように該固定側環状部を該回転側環状部へと向かって軸方向に押圧するべく、前記ハウジングと前記固定側環状部との間に位置するように前記突出部に挿設されたベローズと、
を備えることを特徴としている。
[試験条件]
・液体の種類:水+界面活性剤
・流量:1.65mL/min
・圧力:3MPa
・温度:室温(常温)
・回転速度:8000rpm
・運転時間:約20分
・冷却:なし(流路に流す液体による放熱のみ)
[試験結果]
・漏れ量:目視上で漏れなし、また当該装置を囲むように設けた飛散カバーへの液滴の付着なし
・試験後の摺動面状況:極めて良好(均一な当たりであって面荒れや摩耗観測されず)
・周囲の温度上昇:ごく僅か
11…ハウジング
11a…突出部
11b…係止ピン
12…固定側流路
12a、22a…開口
13…シールリング
13a、23a…係止溝
13b…シールリップ
14、24…Oリング
15…溶接ベローズ
2…回転部
21…回転軸体
21a…係止ピン
22…回転側流路
23…メイティングリング
30…摺動面
C…軸
Claims (3)
- 略円柱形状に突出する突出部を有するハウジングにあって該突出部の内部にその軸方向に形成されている第一流路から、回転軸体の内部に前記第一流路と同じ軸方向に延伸するように形成されている第二流路へと、又はその逆方向に液体を供給する際に、該液体が前記第一流路と前記第二流路との連結部から外部へと漏出するのを防止するために前記ハウジングと前記回転軸体との間に介設されるメカニカルシール装置であって、
a)前記ハウジングの前記突出部との間で所定の二次シール部材によりシールされた状態で且つ該ハウジングに回転不能に装着された固定側環状部と、
b)前記回転軸体との間で所定の二次シール部材によりシールされた状態で且つ該回転軸体と一体に回転するように装着された回転側環状部と、
c)前記固定側環状部が前記回転側環状部と接触するように該固定側環状部を該回転側環状部へと向かって軸方向に押圧するべく、前記ハウジングと前記固定側環状部との間に位置するように前記突出部に挿設されたベローズと、
を備えることを特徴とするメカニカルシール装置。 - 請求項1に記載のメカニカルシール装置であって、
前記固定側環状部と前記突出部との間の二次シール部材は、前記ベローズと前記ハウジングとの接触部と、前記第一流路と前記第二流路との連結部と、の間に配置されていることを特徴とするメカニカルシール装置。 - 請求項2に記載のメカニカルシール装置であって、
前記ベローズは溶接型のベローズであることを特徴とするメカニカルシール装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016248582 | 2016-12-22 | ||
JP2016248582 | 2016-12-22 | ||
PCT/JP2017/044318 WO2018116880A1 (ja) | 2016-12-22 | 2017-12-11 | メカニカルシール装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2018116880A1 JPWO2018116880A1 (ja) | 2019-07-04 |
JP6633776B2 true JP6633776B2 (ja) | 2020-01-22 |
Family
ID=62626530
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018557680A Active JP6633776B2 (ja) | 2016-12-22 | 2017-12-11 | メカニカルシール装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11105423B2 (ja) |
EP (1) | EP3561342B1 (ja) |
JP (1) | JP6633776B2 (ja) |
WO (1) | WO2018116880A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7105917B2 (ja) * | 2018-05-04 | 2022-07-25 | インテグリス・インコーポレーテッド | 圧力調整貯蔵容器内の調整器安定性 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2038855A (en) * | 1932-05-03 | 1936-04-28 | Rosenblad Curt | Drying cylinder machine |
US3002769A (en) * | 1958-01-02 | 1961-10-03 | Deublin Co | Rotary union having particular assembly means |
DE2544414A1 (de) | 1975-10-01 | 1977-04-07 | Mannesmann Ag | Drehverbindung fuer unter innen-druck stehende rohre |
US4502699A (en) * | 1983-05-16 | 1985-03-05 | E. I. Du Pont De Nemours And Company | Rotating seal for continuous flow centrifuge |
JPH0735149A (ja) * | 1993-07-16 | 1995-02-03 | Toshiba Mach Co Ltd | 高速回転継手 |
JP3325547B2 (ja) * | 1999-11-16 | 2002-09-17 | 日本ピラー工業株式会社 | ロータリジョイント |
JP4027857B2 (ja) * | 2003-01-16 | 2007-12-26 | 日本ピラー工業株式会社 | ロータリジョイント |
JP5335180B2 (ja) * | 2005-05-17 | 2013-11-06 | デューブリン カンパニー | マルチ媒体回転ユニオン |
JP4685724B2 (ja) | 2006-07-18 | 2011-05-18 | 日本ピラー工業株式会社 | ロータリジョイント |
US9568108B2 (en) * | 2009-03-30 | 2017-02-14 | Eagle Industry Co., Ltd. | Bellows type mechanical seal |
DE102011000104B4 (de) | 2011-01-12 | 2013-02-07 | Dionex Softron Gmbh | Hochdruck-Schaltventil für die Hochleistungsflüssigkeitschromatographie |
US9388930B2 (en) | 2012-09-14 | 2016-07-12 | Idex Health & Science Llc | Fluidic interface valve assembly with elastomeric ferrule device |
-
2017
- 2017-12-11 US US16/470,305 patent/US11105423B2/en active Active
- 2017-12-11 WO PCT/JP2017/044318 patent/WO2018116880A1/ja unknown
- 2017-12-11 JP JP2018557680A patent/JP6633776B2/ja active Active
- 2017-12-11 EP EP17885411.3A patent/EP3561342B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP3561342A4 (en) | 2020-03-11 |
US11105423B2 (en) | 2021-08-31 |
JPWO2018116880A1 (ja) | 2019-07-04 |
US20200096113A1 (en) | 2020-03-26 |
WO2018116880A1 (ja) | 2018-06-28 |
EP3561342B1 (en) | 2022-03-02 |
EP3561342A1 (en) | 2019-10-30 |
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