CN101608703A - 防火止逆阀 - Google Patents
防火止逆阀 Download PDFInfo
- Publication number
- CN101608703A CN101608703A CNA2009101441443A CN200910144144A CN101608703A CN 101608703 A CN101608703 A CN 101608703A CN A2009101441443 A CNA2009101441443 A CN A2009101441443A CN 200910144144 A CN200910144144 A CN 200910144144A CN 101608703 A CN101608703 A CN 101608703A
- Authority
- CN
- China
- Prior art keywords
- valve block
- exhaust outlet
- housing
- oil smoke
- smoke passage
- 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.)
- Granted
Links
- 239000000779 smoke Substances 0.000 claims abstract description 35
- 210000000078 claw Anatomy 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 5
- 238000005192 partition Methods 0.000 claims description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 10
- 239000003546 flue gas Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Images
Landscapes
- Check Valves (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009101441443A CN101608703B (zh) | 2009-07-16 | 2009-07-16 | 防火止逆阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2009101441443A CN101608703B (zh) | 2009-07-16 | 2009-07-16 | 防火止逆阀 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101608703A true CN101608703A (zh) | 2009-12-23 |
CN101608703B CN101608703B (zh) | 2010-08-11 |
Family
ID=41482563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009101441443A Expired - Fee Related CN101608703B (zh) | 2009-07-16 | 2009-07-16 | 防火止逆阀 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101608703B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103335472A (zh) * | 2013-07-15 | 2013-10-02 | 合肥华凌股份有限公司 | 冰箱及其回风道 |
US10695598B2 (en) | 2017-08-28 | 2020-06-30 | Justrite Manufacturing Company, Llc | Vented safety cabinet with thermally-actuated damper |
CN115628403A (zh) * | 2022-12-21 | 2023-01-20 | 国网湖南综合能源服务有限公司 | 一种燃气回火阻止装置 |
-
2009
- 2009-07-16 CN CN2009101441443A patent/CN101608703B/zh not_active Expired - Fee Related
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103335472A (zh) * | 2013-07-15 | 2013-10-02 | 合肥华凌股份有限公司 | 冰箱及其回风道 |
CN103335472B (zh) * | 2013-07-15 | 2016-07-06 | 合肥华凌股份有限公司 | 冰箱及其回风道 |
US10695598B2 (en) | 2017-08-28 | 2020-06-30 | Justrite Manufacturing Company, Llc | Vented safety cabinet with thermally-actuated damper |
US11957942B2 (en) | 2017-08-28 | 2024-04-16 | Justrite Manufacturing Company, L.L.C. | Vented safety cabinet with thermally-actuated damper |
CN115628403A (zh) * | 2022-12-21 | 2023-01-20 | 国网湖南综合能源服务有限公司 | 一种燃气回火阻止装置 |
Also Published As
Publication number | Publication date |
---|---|
CN101608703B (zh) | 2010-08-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Nanjing City Ziwei Novel Building Material Industry Co., Ltd. Assignor: Cao Zhengxiang Contract record no.: 2011320000335 Denomination of invention: Smoke exhausting and fireproofing check valve Granted publication date: 20100811 License type: Common License Open date: 20091223 Record date: 20110321 |
|
ASS | Succession or assignment of patent right |
Owner name: HANGZHOU XIAOMI ENVIRONMENTAL TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: CAO ZHENGXIANG Effective date: 20150608 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 232052 HUAINAN, ANHUI PROVINCE TO: 310004 HANGZHOU, ZHEJIANG PROVINCE |
|
TR01 | Transfer of patent right |
Effective date of registration: 20150608 Address after: Hangzhou City, Zhejiang province 310004 City Road No. 588 Fei Jia Tang building 412 room 4 Patentee after: Hangzhou Xiaomi Environment Technology Co., Ltd. Address before: Thanks two mine 27 scenic area in Anhui province Huainan city Xiejiaji District 232052 building 3, unit 4, No. 10 Patentee before: Cao Zhengxiang |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100811 Termination date: 20180716 |
|
CF01 | Termination of patent right due to non-payment of annual fee |