CN104294852B - A kind of anti-stealing manhole cover - Google Patents
A kind of anti-stealing manhole cover Download PDFInfo
- Publication number
- CN104294852B CN104294852B CN201410440893.1A CN201410440893A CN104294852B CN 104294852 B CN104294852 B CN 104294852B CN 201410440893 A CN201410440893 A CN 201410440893A CN 104294852 B CN104294852 B CN 104294852B
- Authority
- CN
- China
- Prior art keywords
- cover body
- inspection well
- well cover
- inspection
- connection ring
- 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
- 238000007689 inspection Methods 0.000 claims abstract description 74
- 239000002184 metal Substances 0.000 claims abstract description 7
- 229910052751 metal Inorganic materials 0.000 claims abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 230000001681 protective effect Effects 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims 2
- 239000000463 material Substances 0.000 abstract description 4
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000000246 remedial effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
- E02D29/1463—Hinged connection of cover to frame
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0026—Metals
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
Description
Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410440893.1A CN104294852B (en) | 2014-09-01 | 2014-09-01 | A kind of anti-stealing manhole cover |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201410440893.1A CN104294852B (en) | 2014-09-01 | 2014-09-01 | A kind of anti-stealing manhole cover |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104294852A CN104294852A (en) | 2015-01-21 |
CN104294852B true CN104294852B (en) | 2017-03-29 |
Family
ID=52314782
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410440893.1A Expired - Fee Related CN104294852B (en) | 2014-09-01 | 2014-09-01 | A kind of anti-stealing manhole cover |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104294852B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016133418A1 (en) * | 2015-02-18 | 2016-08-25 | Majkić Doo Preduzeće Za Proizvodnju Trgovinu I Usluge | Mechanism with a chain for preventing theft of street drain cover |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2167126Y (en) * | 1993-09-08 | 1994-06-01 | 徐云强 | Theft-proof cover for well |
CN2213755Y (en) * | 1995-02-14 | 1995-11-29 | 孙家文 | Anti-theft well cover |
CN2247196Y (en) * | 1996-04-05 | 1997-02-12 | 何建国 | Urban theft-proof drainage well cap |
CN2742036Y (en) * | 2004-11-01 | 2005-11-23 | 陈仲强 | Novel anti-theft inspection manhole cover |
KR20110005496A (en) * | 2009-07-10 | 2011-01-18 | 공병철 | Antitheft manhole cover |
CN204125971U (en) * | 2014-09-01 | 2015-01-28 | 长兴县李家巷铸造厂 | A kind of anti-stealing manhole cover |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110200388A1 (en) * | 2010-02-17 | 2011-08-18 | Buhamad Omar A | Anti-Theft Device for Removeable Manhole and Gully Covers |
-
2014
- 2014-09-01 CN CN201410440893.1A patent/CN104294852B/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2167126Y (en) * | 1993-09-08 | 1994-06-01 | 徐云强 | Theft-proof cover for well |
CN2213755Y (en) * | 1995-02-14 | 1995-11-29 | 孙家文 | Anti-theft well cover |
CN2247196Y (en) * | 1996-04-05 | 1997-02-12 | 何建国 | Urban theft-proof drainage well cap |
CN2742036Y (en) * | 2004-11-01 | 2005-11-23 | 陈仲强 | Novel anti-theft inspection manhole cover |
KR20110005496A (en) * | 2009-07-10 | 2011-01-18 | 공병철 | Antitheft manhole cover |
CN204125971U (en) * | 2014-09-01 | 2015-01-28 | 长兴县李家巷铸造厂 | A kind of anti-stealing manhole cover |
Also Published As
Publication number | Publication date |
---|---|
CN104294852A (en) | 2015-01-21 |
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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 | ||
C41 | Transfer of patent application or patent right or utility model | ||
CB03 | Change of inventor or designer information |
Inventor after: Chen Dongqiang Inventor before: Wu Zhengming |
|
COR | Change of bibliographic data | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20170126 Address after: 362121 Xitang, Fujian, Taiwan investment zone, Luoyang Town, Xitang village, No. 73, Applicant after: Chen Dongqiang Address before: 313100 Huzhou Province, Changxing County Xinxing Industrial Park, Bao bridge road, No. 15 Applicant before: CHANGXING COUNTY LIJIAXIANG FOUNDRY PLANT |
|
C41 | Transfer of patent application or patent right or utility model | ||
CB03 | Change of inventor or designer information |
Inventor after: Zhu Wengang Inventor after: Li Boqiang Inventor before: Chen Dongqiang |
|
COR | Change of bibliographic data | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20170221 Address after: 311200 Hangzhou, Zhejiang Province, Xiaoshan District Road, No. 59 Applicant after: Zhejiang Weida Construction Engineering Co., Ltd. Address before: 362121 Xitang, Fujian, Taiwan investment zone, Luoyang Town, Xitang village, No. 73, Applicant before: Chen Dongqiang |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
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: 20170329 Termination date: 20190901 |