CN211549167U - 井盖锁 - Google Patents
井盖锁 Download PDFInfo
- Publication number
- CN211549167U CN211549167U CN201921838437.7U CN201921838437U CN211549167U CN 211549167 U CN211549167 U CN 211549167U CN 201921838437 U CN201921838437 U CN 201921838437U CN 211549167 U CN211549167 U CN 211549167U
- Authority
- CN
- China
- Prior art keywords
- lock
- lock core
- groove
- sleeve
- well lid
- 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.)
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- 239000011324 bead Substances 0.000 claims abstract description 39
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 235000014676 Phragmites communis Nutrition 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 8
- 125000003003 spiro group Chemical group 0.000 claims description 2
- HLQDGCWIOSOMDP-UHFFFAOYSA-N 2,3,4,5-tetrachlorobiphenyl Chemical compound ClC1=C(Cl)C(Cl)=CC(C=2C=CC=CC=2)=C1Cl HLQDGCWIOSOMDP-UHFFFAOYSA-N 0.000 description 6
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Images
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921838437.7U CN211549167U (zh) | 2019-10-29 | 2019-10-29 | 井盖锁 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201921838437.7U CN211549167U (zh) | 2019-10-29 | 2019-10-29 | 井盖锁 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN211549167U true CN211549167U (zh) | 2020-09-22 |
Family
ID=72499417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201921838437.7U Active CN211549167U (zh) | 2019-10-29 | 2019-10-29 | 井盖锁 |
Country Status (1)
Country | Link |
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CN (1) | CN211549167U (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115075300A (zh) * | 2022-07-14 | 2022-09-20 | 山东旷为信息科技有限公司 | 一种智能井盖开锁方式 |
-
2019
- 2019-10-29 CN CN201921838437.7U patent/CN211549167U/zh active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115075300A (zh) * | 2022-07-14 | 2022-09-20 | 山东旷为信息科技有限公司 | 一种智能井盖开锁方式 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Jing Gaisuo Effective date of registration: 20210202 Granted publication date: 20200922 Pledgee: Xuzhou Productivity Promotion Center Pledgor: Xuzhou Creit Electronic Technology Co.,Ltd. Registration number: Y2021980000943 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20200922 Pledgee: Xuzhou Productivity Promotion Center Pledgor: Xuzhou Creit Electronic Technology Co.,Ltd. Registration number: Y2021980000943 |