JP2005253640A5 - - Google Patents
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- Publication number
- JP2005253640A5 JP2005253640A5 JP2004068353A JP2004068353A JP2005253640A5 JP 2005253640 A5 JP2005253640 A5 JP 2005253640A5 JP 2004068353 A JP2004068353 A JP 2004068353A JP 2004068353 A JP2004068353 A JP 2004068353A JP 2005253640 A5 JP2005253640 A5 JP 2005253640A5
- Authority
- JP
- Japan
- Prior art keywords
- valve body
- detection device
- flowing water
- primary side
- water detection
- 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.)
- Pending
Links
Claims (4)
Installed on the fire extinguishing equipment piping, the inside has a swing check type check valve structure, the inside is divided into a primary side and a secondary side by a partition, and a communication port is drilled in the partition. Can be opened and closed by a pivoted valve body, and when the sprinkler head connected to the secondary side operates, the rotation of the valve body when water flows from the primary side to the secondary side is detected and a signal is output. In the flowing water detection device, a cylindrical or tapered taper-shaped protrusion is provided on the primary side surface of the valve body, and the rotational axis of the valve body and the height position of the valve seat are provided at the same position. Flowing water detection device.
The flowing water detection device according to claim 1, further comprising a delay unit that outputs a signal when the valve body is continuously opened for a predetermined time.
The flowing water detection device according to claim 1, wherein the protrusion is a means that acts in a direction in which the valve body closes.
The flowing water detection device according to any one of claims 1 to 3, wherein a seal member is provided on a primary side surface of the valve body, and a skirt that is tapered toward the primary side is provided inside the seal.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004068353A JP2005253640A (en) | 2004-03-11 | 2004-03-11 | Water flow detector |
| TW94201520U TWM276590U (en) | 2004-03-11 | 2005-01-27 | Water flow detector |
| CN 200520003087 CN2784029Y (en) | 2004-03-11 | 2005-03-08 | Flow water detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004068353A JP2005253640A (en) | 2004-03-11 | 2004-03-11 | Water flow detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2005253640A JP2005253640A (en) | 2005-09-22 |
| JP2005253640A5 true JP2005253640A5 (en) | 2009-06-25 |
Family
ID=35079960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004068353A Pending JP2005253640A (en) | 2004-03-11 | 2004-03-11 | Water flow detector |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP2005253640A (en) |
| CN (1) | CN2784029Y (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101316151B1 (en) * | 2007-10-25 | 2013-10-08 | 현대자동차주식회사 | an engine oil flowing backward prevention structure for a turbo-charger |
| KR101569003B1 (en) * | 2008-06-04 | 2015-11-13 | 센주스푸린쿠라 가부시키가이샤 | Flowing-water detector |
| WO2010146679A1 (en) | 2009-06-17 | 2010-12-23 | 千住スプリンクラー株式会社 | Flowing-water detector |
| JP4616418B1 (en) * | 2010-06-11 | 2011-01-19 | 千住スプリンクラー株式会社 | Flowing water detector |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3451495B2 (en) * | 1994-03-30 | 2003-09-29 | 能美防災株式会社 | Running water detector for fire extinguishing equipment |
| JP2918479B2 (en) * | 1995-10-13 | 1999-07-12 | 慶晃 久保 | Automatic alarm valve for sprinkler |
-
2004
- 2004-03-11 JP JP2004068353A patent/JP2005253640A/en active Pending
-
2005
- 2005-03-08 CN CN 200520003087 patent/CN2784029Y/en not_active Expired - Lifetime
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