CN211904547U - 一种防护密闭门闭锁和防护密闭门气密性试验用锁轴 - Google Patents
一种防护密闭门闭锁和防护密闭门气密性试验用锁轴 Download PDFInfo
- Publication number
- CN211904547U CN211904547U CN202020261222.XU CN202020261222U CN211904547U CN 211904547 U CN211904547 U CN 211904547U CN 202020261222 U CN202020261222 U CN 202020261222U CN 211904547 U CN211904547 U CN 211904547U
- Authority
- CN
- China
- Prior art keywords
- lock
- section
- door
- airtight door
- protective
- 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
- Specific Sealing Or Ventilating Devices For Doors And Windows (AREA)
Abstract
Description
Claims (3)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020261222.XU CN211904547U (zh) | 2020-03-05 | 2020-03-05 | 一种防护密闭门闭锁和防护密闭门气密性试验用锁轴 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020261222.XU CN211904547U (zh) | 2020-03-05 | 2020-03-05 | 一种防护密闭门闭锁和防护密闭门气密性试验用锁轴 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211904547U true CN211904547U (zh) | 2020-11-10 |
Family
ID=73301354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202020261222.XU Active CN211904547U (zh) | 2020-03-05 | 2020-03-05 | 一种防护密闭门闭锁和防护密闭门气密性试验用锁轴 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN211904547U (zh) |
-
2020
- 2020-03-05 CN CN202020261222.XU patent/CN211904547U/zh active Active
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103604568B (zh) | 航天器检漏用的氦质谱检漏仪吸枪 | |
CN211904547U (zh) | 一种防护密闭门闭锁和防护密闭门气密性试验用锁轴 | |
CN218936048U (zh) | 一种石油天然气输气监测装置 | |
CN202119456U (zh) | 一种用于设备在线监测的安装装置 | |
US4497332A (en) | Apparatus for servicing gas lines | |
CN210858468U (zh) | 一种密封门及应用该密封门的风量测试装置 | |
CN213933007U (zh) | 井体气密性检测装置 | |
CN213544198U (zh) | 一种压力管道检测装置 | |
CN205192697U (zh) | 一种气密性检验夹具 | |
CN115031169A (zh) | 导汽管膨胀节打压排查方法及导汽管膨胀节打压装置 | |
CN107449636B (zh) | 一种主变蝶阀专用真空全密封取油样方法 | |
CN207446825U (zh) | 一种仪表清洗装置以及适用于该装置的过滤装置 | |
CN207923540U (zh) | 一种新型环境检测用气体取样装置 | |
CN208348955U (zh) | 一种易液化及低蒸气压分配伴热装置 | |
CN106226007A (zh) | 管道端口压力检测装置 | |
CN207093012U (zh) | 泄压丝堵和采油树 | |
CN206543879U (zh) | 动态连接装置 | |
CN219389007U (zh) | 一种管道检查手孔 | |
CN212004751U (zh) | 一种用于天然气长输管道阀室的球阀排污外排装置 | |
CN211291882U (zh) | 一种人防密闭连通口气密性检查辅助装置 | |
CN212931828U (zh) | 一种改进型的钛金属焊管气密试验机 | |
CN213933235U (zh) | 自密封式平头煤粉取样枪 | |
CN208089248U (zh) | 一种除砂捕屑管汇 | |
CN212390118U (zh) | 一种商用燃气管道压力检测装置 | |
CN210603773U (zh) | 一种螺套气密性自动检测装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 650501 China (Yunnan) pilot Free Trade Zone, Kunming City, Yunnan Province Patentee after: China building materials inspection and Certification Group Yunnan Hexin Co.,Ltd. Address before: 650217 modern international integrated logistics center, block a4-6-2, export processing zone, economic development zone, Kunming City, Yunnan Province Patentee before: YUNNAN HEXIN ENGINEERING DETECTION CONSULTING Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 650501 China (Yunnan) pilot Free Trade Zone, Kunming City, Yunnan Province Patentee after: China National Inspection and testing Holding Group Yunnan Co.,Ltd. Address before: 650501 China (Yunnan) pilot Free Trade Zone, Kunming City, Yunnan Province Patentee before: China building materials inspection and Certification Group Yunnan Hexin Co.,Ltd. |