JP4849644B2 - 逆流防止装置 - Google Patents
逆流防止装置 Download PDFInfo
- Publication number
- JP4849644B2 JP4849644B2 JP2008124336A JP2008124336A JP4849644B2 JP 4849644 B2 JP4849644 B2 JP 4849644B2 JP 2008124336 A JP2008124336 A JP 2008124336A JP 2008124336 A JP2008124336 A JP 2008124336A JP 4849644 B2 JP4849644 B2 JP 4849644B2
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- Japan
- Prior art keywords
- valve
- water supply
- atmosphere
- pipe
- bathtub
- 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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- 230000002265 prevention Effects 0.000 title claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 121
- 239000010865 sewage Substances 0.000 claims description 21
- 230000007423 decrease Effects 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000001514 detection method Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000008400 supply water Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Images
Landscapes
- Valve Housings (AREA)
- Fluid-Driven Valves (AREA)
- Check Valves (AREA)
- Domestic Plumbing Installations (AREA)
Description
図1は風呂給湯システムに適用した本実施の形態に係る逆流防止装置を示す断面図、図2は大気開放弁を示す図であって、(A)は大気開放弁を排出口の側から見た側面図、(B)は大気開放弁の底面図である。
2 給湯装置
3 浴槽
4 給水管
5 給湯管
6 流量センサ
7 電磁弁
8 第1の逆止弁
9 第2の逆止弁
10,10a,10b 大気開放弁
11 旋回流付与部
12 羽根車
13 感磁センサ
14 弁座
15 ダイヤフラム
16 弁体
17 弁座
18 プランジャ
19 弁体
20 弁座
21 弁体
22 スプリング
23 ホルダ
24 弁座
25 弁体
26 スプリング
27 ホルダ
31 通路
32 排出口
33 給水圧導入口
34 弁座
35 弁体
36 スプリング
37 リテーナ
38 ダイヤフラム
39 ケース
40 検圧管
41 切り欠き部
42 テーパ部
43 突出部
Claims (1)
- 給湯管から浴槽への配管の途中に設けられて給水圧の低下に応動することにより開弁して前記配管を大気に開放することにより前記浴槽から給水管への汚水の逆流を防止する大気開放弁を備えた逆流防止装置において、
前記大気開放弁は、中心軸が水平方向になるように形成されて大気へ通じる円管状の排出口を有し、
前記排出口は、先端に向かって外径が小さくなるテーパ面を外周部に備え、先端の重力方向下方の位置に切り欠き部を備えていることを特徴とする逆流防止装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008124336A JP4849644B2 (ja) | 2008-05-12 | 2008-05-12 | 逆流防止装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008124336A JP4849644B2 (ja) | 2008-05-12 | 2008-05-12 | 逆流防止装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009270698A JP2009270698A (ja) | 2009-11-19 |
JP4849644B2 true JP4849644B2 (ja) | 2012-01-11 |
Family
ID=41437431
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008124336A Active JP4849644B2 (ja) | 2008-05-12 | 2008-05-12 | 逆流防止装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4849644B2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2013113487A (ja) * | 2011-11-29 | 2013-06-10 | Time Engineering Co Ltd | 逆流防止装置 |
JP6183648B2 (ja) * | 2013-07-25 | 2017-08-23 | 株式会社ノーリツ | 逆流防止装置 |
JP6743438B2 (ja) * | 2016-03-18 | 2020-08-19 | 株式会社ノーリツ | 逆流防止装置および風呂給湯器 |
JP7350321B2 (ja) | 2020-03-30 | 2023-09-26 | 株式会社パロマ | 給湯器 |
JP7406797B2 (ja) | 2020-03-30 | 2023-12-28 | 株式会社パロマ | 給湯器 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6086830U (ja) * | 1983-11-18 | 1985-06-14 | 三菱電機株式会社 | 空気調和機の排水装置 |
JPS60226699A (ja) | 1984-04-24 | 1985-11-11 | Matsushita Electric Ind Co Ltd | 熱交換器 |
JPH07158131A (ja) * | 1993-12-13 | 1995-06-20 | Sekisui Chem Co Ltd | 排水管路およびこの排水管路に使用する排水管継手 |
JPH10126921A (ja) * | 1996-10-22 | 1998-05-15 | Furukawa Electric Co Ltd:The | 電気接続箱 |
JP3990824B2 (ja) | 1998-08-31 | 2007-10-17 | パロマ工業株式会社 | 湯沸器 |
JP2000304144A (ja) | 1999-04-22 | 2000-11-02 | Toto Ltd | 縁切り装置 |
JP2001329600A (ja) * | 2000-05-19 | 2001-11-30 | Inax Corp | スプレッダー |
JP2002267076A (ja) | 2001-03-09 | 2002-09-18 | Inax Corp | ワンタッチジョイント |
JP2002275967A (ja) | 2001-03-15 | 2002-09-25 | Inax Corp | 自動給液装置 |
JP3585911B2 (ja) * | 2003-03-20 | 2004-11-10 | ヤマハリビングテック株式会社 | 浴室床 |
JP4319008B2 (ja) | 2003-11-11 | 2009-08-26 | 株式会社テージーケー | 逆流防止装置 |
JP4343719B2 (ja) * | 2004-01-23 | 2009-10-14 | 株式会社テージーケー | 逆流防止装置 |
JP4213055B2 (ja) | 2004-02-20 | 2009-01-21 | 株式会社Inax | 配管接続部のシール構造 |
JP4473014B2 (ja) | 2004-03-17 | 2010-06-02 | 東芝テック株式会社 | 無線タグ読取装置 |
JP4564775B2 (ja) * | 2004-04-26 | 2010-10-20 | 日立オートモティブシステムズ株式会社 | 液体及び気体用圧力検出装置 |
JP2006010259A (ja) | 2004-06-28 | 2006-01-12 | Danrei:Kk | 弁内蔵式給湯回路モジュール |
JP3807428B2 (ja) | 2004-09-08 | 2006-08-09 | 松下電器産業株式会社 | 製氷装置の給水装置および冷蔵庫 |
JP2008069795A (ja) | 2006-09-12 | 2008-03-27 | Tgk Co Ltd | 大気開放弁 |
-
2008
- 2008-05-12 JP JP2008124336A patent/JP4849644B2/ja active Active
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JP2009270698A (ja) | 2009-11-19 |
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