CN109629604A - 一种自锁式市政防盗井盖 - Google Patents
一种自锁式市政防盗井盖 Download PDFInfo
- Publication number
- CN109629604A CN109629604A CN201811575840.5A CN201811575840A CN109629604A CN 109629604 A CN109629604 A CN 109629604A CN 201811575840 A CN201811575840 A CN 201811575840A CN 109629604 A CN109629604 A CN 109629604A
- Authority
- CN
- China
- Prior art keywords
- manhole cover
- plectane
- combination
- cover plate
- fixed
- 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
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
- E02D29/1427—Locking devices
-
- 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
- E02D29/1481—Security devices, e.g. indicating unauthorised opening
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 (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811575840.5A CN109629604B (zh) | 2018-12-22 | 2018-12-22 | 一种自锁式市政防盗井盖 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811575840.5A CN109629604B (zh) | 2018-12-22 | 2018-12-22 | 一种自锁式市政防盗井盖 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109629604A true CN109629604A (zh) | 2019-04-16 |
CN109629604B CN109629604B (zh) | 2020-07-17 |
Family
ID=66076529
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201811575840.5A Active CN109629604B (zh) | 2018-12-22 | 2018-12-22 | 一种自锁式市政防盗井盖 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109629604B (zh) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2292119Y (zh) * | 1997-04-28 | 1998-09-23 | 王新志 | 防盗井盖板 |
CN2687264Y (zh) * | 2004-04-06 | 2005-03-23 | 温晓东 | 强力防盗井盖 |
CN202767113U (zh) * | 2012-08-03 | 2013-03-06 | 郭连顺 | 双锁防盗安全井盖 |
KR20130056073A (ko) * | 2011-11-21 | 2013-05-29 | 광주광역시환경시설공단 | 맨홀뚜껑의 이탈제한 및 복원장치 |
CN203403505U (zh) * | 2013-08-23 | 2014-01-22 | 徐俏 | 一种下水井装置 |
CN203603169U (zh) * | 2013-12-02 | 2014-05-21 | 李军 | 一种防止反向开启的双层安全防护井盖 |
CN207846478U (zh) * | 2017-12-08 | 2018-09-11 | 湖南水之源环保科技工程有限公司 | 一种污水处理设备的人孔盖 |
-
2018
- 2018-12-22 CN CN201811575840.5A patent/CN109629604B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2292119Y (zh) * | 1997-04-28 | 1998-09-23 | 王新志 | 防盗井盖板 |
CN2687264Y (zh) * | 2004-04-06 | 2005-03-23 | 温晓东 | 强力防盗井盖 |
KR20130056073A (ko) * | 2011-11-21 | 2013-05-29 | 광주광역시환경시설공단 | 맨홀뚜껑의 이탈제한 및 복원장치 |
CN202767113U (zh) * | 2012-08-03 | 2013-03-06 | 郭连顺 | 双锁防盗安全井盖 |
CN203403505U (zh) * | 2013-08-23 | 2014-01-22 | 徐俏 | 一种下水井装置 |
CN203603169U (zh) * | 2013-12-02 | 2014-05-21 | 李军 | 一种防止反向开启的双层安全防护井盖 |
CN207846478U (zh) * | 2017-12-08 | 2018-09-11 | 湖南水之源环保科技工程有限公司 | 一种污水处理设备的人孔盖 |
Also Published As
Publication number | Publication date |
---|---|
CN109629604B (zh) | 2020-07-17 |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230825 Address after: 230000 b-1018, Woye Garden commercial office building, 81 Ganquan Road, Shushan District, Hefei City, Anhui Province Patentee after: HEFEI WISDOM DRAGON MACHINERY DESIGN Co.,Ltd. Address before: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee before: Dragon totem Technology (Hefei) Co.,Ltd. Effective date of registration: 20230825 Address after: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Dragon totem Technology (Hefei) Co.,Ltd. Address before: 150000 Xueyuan Road, Limin Development Zone, Harbin City, Heilongjiang Province Patentee before: HEILONGJIANG College OF CONSTRUCTION |