CN210566609U - 锁止结构及防火止回阀 - Google Patents
锁止结构及防火止回阀 Download PDFInfo
- Publication number
- CN210566609U CN210566609U CN201921436850.0U CN201921436850U CN210566609U CN 210566609 U CN210566609 U CN 210566609U CN 201921436850 U CN201921436850 U CN 201921436850U CN 210566609 U CN210566609 U CN 210566609U
- Authority
- CN
- China
- Prior art keywords
- valve seat
- plate
- sensing element
- temperature sensing
- valve
- 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
Images
Landscapes
- Safety Valves (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921436850.0U CN210566609U (zh) | 2019-08-30 | 2019-08-30 | 锁止结构及防火止回阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921436850.0U CN210566609U (zh) | 2019-08-30 | 2019-08-30 | 锁止结构及防火止回阀 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN210566609U true CN210566609U (zh) | 2020-05-19 |
Family
ID=70638392
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201921436850.0U Active CN210566609U (zh) | 2019-08-30 | 2019-08-30 | 锁止结构及防火止回阀 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN210566609U (zh) |
-
2019
- 2019-08-30 CN CN201921436850.0U patent/CN210566609U/zh active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN216479145U (zh) | 一种高稳定性的防火执行机构 | |
CN216479144U (zh) | 一种具有内外双防火功能的防火止回阀 | |
CN112443701A (zh) | 锁止结构及防火止回阀 | |
CN210566609U (zh) | 锁止结构及防火止回阀 | |
CN113864499B (zh) | 一种具备内外双防火功能的防火止回阀 | |
CN212203281U (zh) | 防火止回阀 | |
CN213017899U (zh) | 一种排油烟气防火止回阀 | |
CN211667169U (zh) | 排烟防火阀 | |
CN211549284U (zh) | 门窗关闭器 | |
CN211693678U (zh) | 防火止回阀 | |
CN212868630U (zh) | 排烟防火止回阀 | |
CN110836286A (zh) | 熔断机构及防火止回阀 | |
CN210531628U (zh) | 锁止结构及防火止回阀 | |
CN212616588U (zh) | 防火止回阀 | |
CN113124211A (zh) | 防火止回阀 | |
CN218377940U (zh) | 止动机构 | |
CN111140685B (zh) | 排烟防火阀 | |
CN217463363U (zh) | 防火止回排气阀 | |
CN213064794U (zh) | 排油烟气防火止回阀 | |
CN216078477U (zh) | 排气阀 | |
CN219242655U (zh) | 排气阀 | |
CN110836281A (zh) | 防火止回阀 | |
CN220600474U (zh) | 一种熔断片及烟道防火止回阀 | |
CN210830611U (zh) | 防火阀 | |
CN212616529U (zh) | 一种锁止机构及防火止回阀 |
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: Valve base, locking structure and fireproof check valve Granted publication date: 20200519 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: Locking structure and fire check valve Granted publication date: 20200519 License type: Exclusive License Record date: 20201113 |