JP5850876B2 - ボールバルブ - Google Patents
ボールバルブ Download PDFInfo
- Publication number
- JP5850876B2 JP5850876B2 JP2013083693A JP2013083693A JP5850876B2 JP 5850876 B2 JP5850876 B2 JP 5850876B2 JP 2013083693 A JP2013083693 A JP 2013083693A JP 2013083693 A JP2013083693 A JP 2013083693A JP 5850876 B2 JP5850876 B2 JP 5850876B2
- Authority
- JP
- Japan
- Prior art keywords
- ball valve
- valve body
- opening
- communication hole
- ball
- 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
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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
- 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
-
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Taps Or Cocks (AREA)
Description
1A 弁室
11 一次側開口(第1の開口)
12 二次側開口(第2の開口)
2 ボール弁体
21 第1連通孔
22 第2連通孔
2A アングル状連通孔
2′ ボール弁体
21′ 第1連通孔
22′ 第2連通孔
2A′ アングル状連通孔
3 シール部材
4 支持用押圧部材
4A 当接面
5 コイルばね(付勢手段)
5′ 板ばね(付勢手段)
Claims (1)
- 球体状のボール弁体であって、表面から中心に向けて形成した第1連通孔と第2連通孔とで構成されるアングル状連通孔を有するボール弁体と、弁室と該弁室に連通する第1の開口及び第2の開口が形成された弁本体とを備え、前記ボール弁体を前記弁室内に配設し、該ボール弁体を回転して、前記アングル状連通孔により前記第1の開口と第2の開口とを導通する状態と、該第1の開口と第2の開口とを非導通とする状態とを遷移可能にしたボールバルブにおいて、
前記第2の開口と前記ボール弁体との間に配設され、該ボール弁体の球面に圧接されることにより該第2の開口と前記弁室とを封止するシール用弾性部材と、
前記ボール弁体を挟んで前記シール用弾性部材と反対側に配設され、該ボール弁体の球面に当接する当接面を有する支持用押圧部材と、
前記支持用押圧部材を前記ボール弁体側に付勢する付勢手段と、
を備え、
前記支持用押圧部材の前記当接面が球面状の凹面であって、かつ、当該当接面の曲率半径が、前記ボール弁体の表面の曲率半径よりも大きいことを特徴とするボールバルブ。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013083693A JP5850876B2 (ja) | 2013-04-12 | 2013-04-12 | ボールバルブ |
KR20140032252A KR20140123412A (ko) | 2013-04-12 | 2014-03-19 | 볼 밸브 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013083693A JP5850876B2 (ja) | 2013-04-12 | 2013-04-12 | ボールバルブ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014206213A JP2014206213A (ja) | 2014-10-30 |
JP5850876B2 true JP5850876B2 (ja) | 2016-02-03 |
Family
ID=51994133
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013083693A Active JP5850876B2 (ja) | 2013-04-12 | 2013-04-12 | ボールバルブ |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP5850876B2 (ja) |
KR (1) | KR20140123412A (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11002369B2 (en) | 2017-03-02 | 2021-05-11 | Nippon Carbon Co., Ltd. | High sealing property ball valve seat |
CN114635998B (zh) * | 2022-03-21 | 2023-01-31 | 江苏江沅机械有限公司 | 一种稳定密封球阀 |
CN117869619B (zh) * | 2024-03-12 | 2024-05-17 | 成都成高阀门股份有限公司 | 一种具有新型阀杆连接机构的球阀 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS508247Y1 (ja) * | 1970-04-06 | 1975-03-12 | ||
EP1232350B1 (en) * | 1999-11-23 | 2005-11-02 | Swagelok Company | Ball valve seat seal |
US6488261B1 (en) * | 2001-02-21 | 2002-12-03 | Jen-Chieh Lee | Ball valve |
JP2003097741A (ja) * | 2001-09-21 | 2003-04-03 | Mitsuwa Gas Kiki Kk | ボールバルブ |
-
2013
- 2013-04-12 JP JP2013083693A patent/JP5850876B2/ja active Active
-
2014
- 2014-03-19 KR KR20140032252A patent/KR20140123412A/ko not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
KR20140123412A (ko) | 2014-10-22 |
JP2014206213A (ja) | 2014-10-30 |
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