CN208719470U - 防火止回阀 - Google Patents
防火止回阀 Download PDFInfo
- Publication number
- CN208719470U CN208719470U CN201821337368.7U CN201821337368U CN208719470U CN 208719470 U CN208719470 U CN 208719470U CN 201821337368 U CN201821337368 U CN 201821337368U CN 208719470 U CN208719470 U CN 208719470U
- Authority
- CN
- China
- Prior art keywords
- temperature
- valve
- valve body
- fire
- sensitive
- 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.)
- Expired - Fee Related
Links
- 230000007246 mechanism Effects 0.000 claims abstract description 208
- 230000009471 action Effects 0.000 claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 claims description 54
- 239000002184 metal Substances 0.000 claims description 54
- 229910000679 solder Inorganic materials 0.000 claims description 36
- 230000002265 prevention Effects 0.000 claims description 15
- 230000037081 physical activity Effects 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 5
- 239000003546 flue gas Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 235000019504 cigarettes Nutrition 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000155 melt Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 125000003003 spiro group Chemical group 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Temperature-Responsive Valves (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821337368.7U CN208719470U (zh) | 2018-08-19 | 2018-08-19 | 防火止回阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201821337368.7U CN208719470U (zh) | 2018-08-19 | 2018-08-19 | 防火止回阀 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN208719470U true CN208719470U (zh) | 2019-04-09 |
Family
ID=65978490
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201821337368.7U Expired - Fee Related CN208719470U (zh) | 2018-08-19 | 2018-08-19 | 防火止回阀 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN208719470U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110836281A (zh) * | 2018-08-19 | 2020-02-25 | 杭州小米环境科技有限公司 | 防火止回阀 |
-
2018
- 2018-08-19 CN CN201821337368.7U patent/CN208719470U/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110836281A (zh) * | 2018-08-19 | 2020-02-25 | 杭州小米环境科技有限公司 | 防火止回阀 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Lianzhi (Beijing) Technical Service Co.,Ltd. Assignor: HANGZHOU XIAOMI ENVIRONMENT TECHNOLOGY Co.,Ltd. Contract record no.: X2020990000381 Denomination of utility model: Fireproof check valve Granted publication date: 20190409 License type: Exclusive License Record date: 20200727 |
|
EC01 | Cancellation of recordation of patent licensing contract | ||
EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Lianzhi (Beijing) Technical Service Co.,Ltd. Assignor: HANGZHOU XIAOMI ENVIRONMENT TECHNOLOGY Co.,Ltd. Contract record no.: X2020990000381 Date of cancellation: 20201113 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Lianzhi (Beijing) Technical Service Co.,Ltd. Assignor: HANGZHOU XIAOMI ENVIRONMENT TECHNOLOGY Co.,Ltd. Contract record no.: X2020990000595 Denomination of utility model: Fire check valve Granted publication date: 20190409 License type: Exclusive License Record date: 20201113 |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190409 |