CN218813894U - Nodular cast iron well lid convenient to installation - Google Patents
Nodular cast iron well lid convenient to installation Download PDFInfo
- Publication number
- CN218813894U CN218813894U CN202223200402.5U CN202223200402U CN218813894U CN 218813894 U CN218813894 U CN 218813894U CN 202223200402 U CN202223200402 U CN 202223200402U CN 218813894 U CN218813894 U CN 218813894U
- Authority
- CN
- China
- Prior art keywords
- apron
- slide bar
- threaded rod
- cast iron
- cover plate
- 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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Links
- 229910001141 Ductile iron Inorganic materials 0.000 title claims abstract description 23
- 238000009434 installation Methods 0.000 title claims abstract description 19
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 7
- 229910001018 Cast iron Inorganic materials 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Landscapes
- Sewage (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223200402.5U CN218813894U (en) | 2022-11-30 | 2022-11-30 | Nodular cast iron well lid convenient to installation |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202223200402.5U CN218813894U (en) | 2022-11-30 | 2022-11-30 | Nodular cast iron well lid convenient to installation |
Publications (1)
Publication Number | Publication Date |
---|---|
CN218813894U true CN218813894U (en) | 2023-04-07 |
Family
ID=87038284
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202223200402.5U Active CN218813894U (en) | 2022-11-30 | 2022-11-30 | Nodular cast iron well lid convenient to installation |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN218813894U (en) |
-
2022
- 2022-11-30 CN CN202223200402.5U patent/CN218813894U/en active Active
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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: A ductile iron manhole cover that is easy to install Effective date of registration: 20230519 Granted publication date: 20230407 Pledgee: Hanshan sub branch of China Construction Bank Corp. Pledgor: ANHUI DALAI MACHINERY MANUFACTURING Co.,Ltd. Registration number: Y2023980041112 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20230407 Pledgee: Hanshan sub branch of China Construction Bank Corp. Pledgor: ANHUI DALAI MACHINERY MANUFACTURING Co.,Ltd. Registration number: Y2023980041112 |