JP7449552B2 - ボール弁 - Google Patents
ボール弁 Download PDFInfo
- Publication number
- JP7449552B2 JP7449552B2 JP2019141188A JP2019141188A JP7449552B2 JP 7449552 B2 JP7449552 B2 JP 7449552B2 JP 2019141188 A JP2019141188 A JP 2019141188A JP 2019141188 A JP2019141188 A JP 2019141188A JP 7449552 B2 JP7449552 B2 JP 7449552B2
- Authority
- JP
- Japan
- Prior art keywords
- ball
- ball seat
- main body
- diameter
- fluid
- 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
- 239000012530 fluid Substances 0.000 claims description 44
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 239000004696 Poly ether ether ketone Substances 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920002530 polyetherether ketone Polymers 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- 229920000785 ultra high molecular weight polyethylene Polymers 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/08—Details
- F16K5/14—Special arrangements for separating the sealing faces or for pressing them together
- F16K5/20—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces
- F16K5/201—Special arrangements for separating the sealing faces or for pressing them together for plugs with spherical surfaces with the housing or parts of the housing mechanically pressing the seal against the plug
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0663—Packings
- F16K5/0689—Packings between housing and plug
-
- 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0605—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor with particular plug arrangements, e.g. particular shape or built-in 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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
- F16K5/06—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having spherical surfaces; Packings therefor
- F16K5/0647—Spindles or actuating means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
- Valve Housings (AREA)
- Details Of Valves (AREA)
Description
10:本体
11:流体入口通路
12:流体出口通路
13:凹部
14:継手部
15:パネルナット
15a:パネルナット雌ねじ
16:突出部
16a:突出部雄ねじ
16b:突出部雌ねじ
20:ボール
21:流体連通路
22:ステム
22a:切り欠き
30:操作機構
31:ハンドル
40:ボールシート
41:ボールシート押え
42:ボールシート押えねじ
44:開口部
45:リテーナ収納空間
46:上開口部
42a:ボールシート押えねじ雄ねじ
43:皿バネ
50:リテーナ
Claims (3)
- 流体入口通路、流体出口通路およびこれらの通路と連通する上方に開口した円柱状の凹部を有する本体と、
流体連通路を有し前記本体の前記凹部に基準軸回りに回転可能に配設されたボールと、
前記ボールを基準軸回りに回転させる操作機構と、
周壁に所要の開口部が設けられ、前記ボールと前記本体との間に配設されたボールシートと、
前記ボールシート上方に設けられ、前記ボールシートを押圧するボールシート押えと、
前記凹部内周にねじ合わされ前記ボールシート押えを下方に押圧する押えねじと、
を備えており、前記ボールを前記基準軸回りに回転させることで流体入口通路と流体出口通路との連通と遮断を行うボール弁において、
前記ボールシートは、前記凹部の底の直径より大きい直径の底面を有する略円錐台形状とされ、上面の直径は、前記底面の直径よりもわずかに小さくなされていることを特徴とするボール弁。 - 前記ボールシートの前記開口部に内嵌されているリテーナをさらに有している請求項1に記載のボール弁。
- 前記ボールシート押えと前記押えねじの間にばね部材を有することを特徴とする請求項1または請求項2に記載のボール弁。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019141188A JP7449552B2 (ja) | 2019-07-31 | 2019-07-31 | ボール弁 |
US16/944,802 US11226043B2 (en) | 2019-07-31 | 2020-07-31 | Ball valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019141188A JP7449552B2 (ja) | 2019-07-31 | 2019-07-31 | ボール弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021025540A JP2021025540A (ja) | 2021-02-22 |
JP7449552B2 true JP7449552B2 (ja) | 2024-03-14 |
Family
ID=74260013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019141188A Active JP7449552B2 (ja) | 2019-07-31 | 2019-07-31 | ボール弁 |
Country Status (2)
Country | Link |
---|---|
US (1) | US11226043B2 (ja) |
JP (1) | JP7449552B2 (ja) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001289334A (ja) | 2000-04-04 | 2001-10-19 | Ichinose:Kk | ボール弁 |
JP2005515384A (ja) | 2002-01-18 | 2005-05-26 | スウエイジロク・カンパニー | 単一ピースパッキングを有するボール弁 |
JP2011174598A (ja) | 2010-02-26 | 2011-09-08 | Fujikin Inc | ボール弁 |
JP2014066324A (ja) | 2012-09-26 | 2014-04-17 | Fujikin Inc | ボール弁 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4635760Y1 (ja) * | 1968-08-23 | 1971-12-08 | ||
JPS4836537B1 (ja) * | 1970-12-28 | 1973-11-05 | ||
JPS63158368A (ja) * | 1986-12-18 | 1988-07-01 | Toshiyuki Kitayama | ボ−ル弁 |
US4776566A (en) * | 1987-07-10 | 1988-10-11 | Henry Vogt Machine Co. | Raised hardface overlay valve seat |
US20010045231A1 (en) * | 1999-06-14 | 2001-11-29 | Gilles Monod | Ball valve with replaceable cartridge insert |
US10502333B2 (en) * | 2016-11-28 | 2019-12-10 | Red-White Valve Corp. | Ball valve with components integrated into the ball member |
-
2019
- 2019-07-31 JP JP2019141188A patent/JP7449552B2/ja active Active
-
2020
- 2020-07-31 US US16/944,802 patent/US11226043B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001289334A (ja) | 2000-04-04 | 2001-10-19 | Ichinose:Kk | ボール弁 |
JP2005515384A (ja) | 2002-01-18 | 2005-05-26 | スウエイジロク・カンパニー | 単一ピースパッキングを有するボール弁 |
JP2011174598A (ja) | 2010-02-26 | 2011-09-08 | Fujikin Inc | ボール弁 |
JP2014066324A (ja) | 2012-09-26 | 2014-04-17 | Fujikin Inc | ボール弁 |
Also Published As
Publication number | Publication date |
---|---|
US20210033202A1 (en) | 2021-02-04 |
JP2021025540A (ja) | 2021-02-22 |
US11226043B2 (en) | 2022-01-18 |
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