CN202324010U - Tunnel well cover - Google Patents
Tunnel well cover Download PDFInfo
- Publication number
- CN202324010U CN202324010U CN2011204898538U CN201120489853U CN202324010U CN 202324010 U CN202324010 U CN 202324010U CN 2011204898538 U CN2011204898538 U CN 2011204898538U CN 201120489853 U CN201120489853 U CN 201120489853U CN 202324010 U CN202324010 U CN 202324010U
- Authority
- CN
- China
- Prior art keywords
- well lid
- locking
- communication control
- locking bar
- electromagnet
- 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
- 238000004891 communication Methods 0.000 claims abstract description 24
- 238000012544 monitoring process Methods 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims description 38
- 230000006698 induction Effects 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 8
- 241000282414 Homo sapiens Species 0.000 claims description 6
- 230000006399 behavior Effects 0.000 abstract description 5
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Burglar Alarm Systems (AREA)
Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011204898538U CN202324010U (en) | 2011-11-30 | 2011-11-30 | Tunnel well cover |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011204898538U CN202324010U (en) | 2011-11-30 | 2011-11-30 | Tunnel well cover |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202324010U true CN202324010U (en) | 2012-07-11 |
Family
ID=46435993
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011204898538U Expired - Fee Related CN202324010U (en) | 2011-11-30 | 2011-11-30 | Tunnel well cover |
Country Status (1)
Country | Link |
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CN (1) | CN202324010U (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103541374A (en) * | 2013-09-29 | 2014-01-29 | 徐发达 | Waterproof network chip sealing box attracted to bottom face of iron inspection well lid by means of magnetism |
CN105696629A (en) * | 2016-04-08 | 2016-06-22 | 国网山东省电力公司菏泽供电公司 | Cable antitheft well lid |
CN108049718A (en) * | 2017-12-12 | 2018-05-18 | 李义津 | It is a kind of can intelligentized control method automatically controlled pattern manhole cover lock |
CN112443205A (en) * | 2020-10-29 | 2021-03-05 | 山东每联电子电器有限公司 | Anti-theft three-shaft lock structure for manhole cover |
-
2011
- 2011-11-30 CN CN2011204898538U patent/CN202324010U/en not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103541374A (en) * | 2013-09-29 | 2014-01-29 | 徐发达 | Waterproof network chip sealing box attracted to bottom face of iron inspection well lid by means of magnetism |
CN105696629A (en) * | 2016-04-08 | 2016-06-22 | 国网山东省电力公司菏泽供电公司 | Cable antitheft well lid |
CN108049718A (en) * | 2017-12-12 | 2018-05-18 | 李义津 | It is a kind of can intelligentized control method automatically controlled pattern manhole cover lock |
CN112443205A (en) * | 2020-10-29 | 2021-03-05 | 山东每联电子电器有限公司 | Anti-theft three-shaft lock structure for manhole cover |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: BEIJING ELECTRIC POWER CORP. Effective date: 20130529 Owner name: BEIJING ELECTRIC POWER CORP. Effective date: 20130529 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20130529 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: Beijing Electric Power Corp. Address before: 100031 Beijing Qianmen West Street, Xicheng District, No. 41 Patentee before: Beijing Electric Power Corp. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20201130 |
|
CF01 | Termination of patent right due to non-payment of annual fee |