JP2022183264A - 凍結破損防止型空気弁 - Google Patents
凍結破損防止型空気弁 Download PDFInfo
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- JP2022183264A JP2022183264A JP2022166847A JP2022166847A JP2022183264A JP 2022183264 A JP2022183264 A JP 2022183264A JP 2022166847 A JP2022166847 A JP 2022166847A JP 2022166847 A JP2022166847 A JP 2022166847A JP 2022183264 A JP2022183264 A JP 2022183264A
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- Prior art keywords
- valve body
- valve
- unit
- air
- piston
- 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.)
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- 239000000463 material Substances 0.000 description 2
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- 229910052751 metal Inorganic materials 0.000 description 2
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- 239000004743 Polypropylene Substances 0.000 description 1
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Images
Landscapes
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
Description
しかも、このユニットは大空気孔の径を大きく広げることが可能であり、口金の開口が筒状部の大空気孔と連通可能に設けているから、所定の空気量を確保することができると共に、口金に消火栓用ホースを装着するのみで水道水の十分な流量を得られる消火栓として使用でき、その使用価値は極めて大きい。
2 案内筒体
3 フロート弁体
4 遊動弁体
6 開口部
11 固定手段
12 83 大空気孔
20 流入口
37 小空気孔
50 97 アーム係合片(係止部)
52 装着溝
54 ロックピン装置(止具)
60 カバー
61 85 凍結破損防止用ユニット
64 88 固定筒
65 92 膨張吸収室
66 90 ピストン
67 86 ピストンケース
68 87 皿バネ(スプリング)
78 鍔部片
79 取付片
80 ボルト
82 取付部
84 口金
Claims (1)
- 弁箱の下部に設けた流入口と、前記弁箱内に配置した案内筒体の内部に収納したフロート弁体と、前記フロート弁体の上方に小空気孔を有する遊動弁体を備え、前記弁箱の上部に設けた開口部に凍結破損防止用ユニットを固定手段を介して着脱自在に取付け、前記凍結破損防止用ユニットは、筒状の固定筒に連結したカバー体と前記カバー体の中央位置に開口した穴部と、スプリングを弾発付勢するピストンの上部に設けた大空気孔を有する筒状部と、前記筒状部の外周面と前記固定筒の間に前記スプリングを収納した膨張吸収室と、前記スプリングの上部を前記カバー体に弾発付勢する受け部と、前記カバー体の上部に設けた筒状部と連通する口金とで一体にユニット化されたことを特徴とする凍結破損防止型空気弁。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2022166847A JP7361863B2 (ja) | 2018-05-18 | 2022-10-18 | 凍結破損防止型空気弁 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018095895A JP7164321B2 (ja) | 2018-05-18 | 2018-05-18 | 空気弁 |
JP2022166847A JP7361863B2 (ja) | 2018-05-18 | 2022-10-18 | 凍結破損防止型空気弁 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018095895A Division JP7164321B2 (ja) | 2018-05-18 | 2018-05-18 | 空気弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022183264A true JP2022183264A (ja) | 2022-12-08 |
JP7361863B2 JP7361863B2 (ja) | 2023-10-16 |
Family
ID=68611998
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018095895A Active JP7164321B2 (ja) | 2018-05-18 | 2018-05-18 | 空気弁 |
JP2022166847A Active JP7361863B2 (ja) | 2018-05-18 | 2022-10-18 | 凍結破損防止型空気弁 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018095895A Active JP7164321B2 (ja) | 2018-05-18 | 2018-05-18 | 空気弁 |
Country Status (1)
Country | Link |
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JP (2) | JP7164321B2 (ja) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5522592U (ja) * | 1978-08-02 | 1980-02-13 | ||
JPH10169816A (ja) * | 1996-12-06 | 1998-06-26 | Kubota Corp | 空気弁 |
JP2005061618A (ja) * | 2003-07-25 | 2005-03-10 | Kyowa Kogyo Kk | 空気弁、及び空気弁付き消火栓 |
JP2015117827A (ja) * | 2013-11-18 | 2015-06-25 | 株式会社清水合金製作所 | 空気弁 |
US20180149287A1 (en) * | 2015-06-05 | 2018-05-31 | Zhuzhou Southern Valve Co. Ltd. | Water hammer-proof air valve and water hammer-proof exhaust method for in-use pipeline |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5734370Y2 (ja) * | 1977-10-21 | 1982-07-29 | ||
JP2002250492A (ja) | 2001-02-22 | 2002-09-06 | Meiwa Kogyo Kk | 管路連結構造 |
JP2012180711A (ja) | 2011-03-02 | 2012-09-20 | Hikari Gokin Seisakusho:Kk | 凍結破損防止機能を備えた吸気弁装置 |
JP5898928B2 (ja) | 2011-11-22 | 2016-04-06 | 株式会社不二工機 | 吸排気弁 |
JP5908760B2 (ja) | 2012-03-15 | 2016-04-26 | 株式会社清水合金製作所 | 空気弁 |
JP6177650B2 (ja) | 2013-10-07 | 2017-08-09 | 株式会社トップ | 連結装置 |
-
2018
- 2018-05-18 JP JP2018095895A patent/JP7164321B2/ja active Active
-
2022
- 2022-10-18 JP JP2022166847A patent/JP7361863B2/ja active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5522592U (ja) * | 1978-08-02 | 1980-02-13 | ||
JPH10169816A (ja) * | 1996-12-06 | 1998-06-26 | Kubota Corp | 空気弁 |
JP2005061618A (ja) * | 2003-07-25 | 2005-03-10 | Kyowa Kogyo Kk | 空気弁、及び空気弁付き消火栓 |
JP2015117827A (ja) * | 2013-11-18 | 2015-06-25 | 株式会社清水合金製作所 | 空気弁 |
US20180149287A1 (en) * | 2015-06-05 | 2018-05-31 | Zhuzhou Southern Valve Co. Ltd. | Water hammer-proof air valve and water hammer-proof exhaust method for in-use pipeline |
Also Published As
Publication number | Publication date |
---|---|
JP2019199938A (ja) | 2019-11-21 |
JP7164321B2 (ja) | 2022-11-01 |
JP7361863B2 (ja) | 2023-10-16 |
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