JP7394360B2 - 感知器及び火災報知システム - Google Patents
感知器及び火災報知システム Download PDFInfo
- Publication number
- JP7394360B2 JP7394360B2 JP2022517064A JP2022517064A JP7394360B2 JP 7394360 B2 JP7394360 B2 JP 7394360B2 JP 2022517064 A JP2022517064 A JP 2022517064A JP 2022517064 A JP2022517064 A JP 2022517064A JP 7394360 B2 JP7394360 B2 JP 7394360B2
- Authority
- JP
- Japan
- Prior art keywords
- space
- smoke
- flow path
- detection chamber
- steam
- 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
- 239000000779 smoke Substances 0.000 claims description 543
- 238000001514 detection method Methods 0.000 claims description 316
- 230000002093 peripheral effect Effects 0.000 claims description 39
- 230000000903 blocking effect Effects 0.000 claims description 27
- 238000004891 communication Methods 0.000 claims description 14
- 238000000926 separation method Methods 0.000 claims description 13
- 238000013459 approach Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 description 92
- 239000002245 particle Substances 0.000 description 35
- 210000002105 tongue Anatomy 0.000 description 23
- 230000003287 optical effect Effects 0.000 description 16
- 238000009792 diffusion process Methods 0.000 description 15
- 238000010276 construction Methods 0.000 description 13
- 230000009467 reduction Effects 0.000 description 12
- 230000004043 responsiveness Effects 0.000 description 9
- 230000004048 modification Effects 0.000 description 8
- 238000012986 modification Methods 0.000 description 8
- 230000008901 benefit Effects 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 6
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- 230000004308 accommodation Effects 0.000 description 4
- 230000003321 amplification Effects 0.000 description 4
- -1 and furthermore Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
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- 238000003199 nucleic acid amplification method Methods 0.000 description 4
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 3
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000003063 flame retardant Substances 0.000 description 3
- 230000015654 memory Effects 0.000 description 3
- 229920003002 synthetic resin Polymers 0.000 description 3
- 239000000057 synthetic resin Substances 0.000 description 3
- 230000004397 blinking Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical group [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000009751 slip forming Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
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Images
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
- G08B17/107—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device for detecting light-scattering due to smoke
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
- G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
- G08B17/113—Constructional details
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
Landscapes
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fire-Detection Mechanisms (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020075695 | 2020-04-21 | ||
| JP2020075695 | 2020-04-21 | ||
| PCT/JP2021/016125 WO2021215460A1 (ja) | 2020-04-21 | 2021-04-21 | 感知器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2021215460A1 JPWO2021215460A1 (de) | 2021-10-28 |
| JP7394360B2 true JP7394360B2 (ja) | 2023-12-08 |
Family
ID=78269429
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022517064A Active JP7394360B2 (ja) | 2020-04-21 | 2021-04-21 | 感知器及び火災報知システム |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP4141833A4 (de) |
| JP (1) | JP7394360B2 (de) |
| WO (1) | WO2021215460A1 (de) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005293548A (ja) | 2004-03-09 | 2005-10-20 | Nohmi Bosai Ltd | 煙感知器のアダプタ |
| JP2018067067A (ja) | 2016-10-17 | 2018-04-26 | 能美防災株式会社 | 光電式煙感知器 |
| WO2020075487A1 (ja) | 2018-10-10 | 2020-04-16 | パナソニックＩｐマネジメント株式会社 | 感知器 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08315270A (ja) * | 1995-05-23 | 1996-11-29 | Matsushita Electric Works Ltd | 煙炎複合感知器及び煙炎複合感知システム |
| JP5637718B2 (ja) * | 2010-03-31 | 2014-12-10 | 能美防災株式会社 | 光電式煙感知器 |
| JP5484219B2 (ja) | 2010-06-30 | 2014-05-07 | ニッタン株式会社 | 熱煙複合式感知器 |
-
2021
- 2021-04-21 EP EP21792609.6A patent/EP4141833A4/de active Pending
- 2021-04-21 WO PCT/JP2021/016125 patent/WO2021215460A1/ja unknown
- 2021-04-21 JP JP2022517064A patent/JP7394360B2/ja active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005293548A (ja) | 2004-03-09 | 2005-10-20 | Nohmi Bosai Ltd | 煙感知器のアダプタ |
| JP2018067067A (ja) | 2016-10-17 | 2018-04-26 | 能美防災株式会社 | 光電式煙感知器 |
| WO2020075487A1 (ja) | 2018-10-10 | 2020-04-16 | パナソニックＩｐマネジメント株式会社 | 感知器 |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021215460A1 (ja) | 2021-10-28 |
| EP4141833A1 (de) | 2023-03-01 |
| JPWO2021215460A1 (de) | 2021-10-28 |
| EP4141833A4 (de) | 2023-10-11 |
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