CN213809335U - 一种球墨铸铁管接口连接结构 - Google Patents
一种球墨铸铁管接口连接结构 Download PDFInfo
- Publication number
- CN213809335U CN213809335U CN202022586726.1U CN202022586726U CN213809335U CN 213809335 U CN213809335 U CN 213809335U CN 202022586726 U CN202022586726 U CN 202022586726U CN 213809335 U CN213809335 U CN 213809335U
- Authority
- CN
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- Prior art keywords
- flange plate
- ring
- shell
- cast iron
- iron pipe
- 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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- 229910001141 Ductile iron Inorganic materials 0.000 title claims abstract description 21
- 238000007789 sealing Methods 0.000 claims abstract description 37
- 230000001681 protective effect Effects 0.000 claims abstract description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 210000005069 ears Anatomy 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 11
- 230000006978 adaptation Effects 0.000 abstract 1
- 239000012530 fluid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
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- Branch Pipes, Bends, And The Like (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022586726.1U CN213809335U (zh) | 2020-11-09 | 2020-11-09 | 一种球墨铸铁管接口连接结构 |
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CN202022586726.1U CN213809335U (zh) | 2020-11-09 | 2020-11-09 | 一种球墨铸铁管接口连接结构 |
Publications (1)
Publication Number | Publication Date |
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CN213809335U true CN213809335U (zh) | 2021-07-27 |
Family
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Family Applications (1)
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CN202022586726.1U Expired - Fee Related CN213809335U (zh) | 2020-11-09 | 2020-11-09 | 一种球墨铸铁管接口连接结构 |
Country Status (1)
Country | Link |
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CN (1) | CN213809335U (zh) |
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2020
- 2020-11-09 CN CN202022586726.1U patent/CN213809335U/zh not_active Expired - Fee Related
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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 |
Denomination of utility model: A nodular cast iron pipe interface connection structure Effective date of registration: 20211022 Granted publication date: 20210727 Pledgee: Anhui Ma'anshan Rural Commercial Bank Co.,Ltd. Pledgor: Ma'anshan Shengyuan Pipeline Co.,Ltd. Registration number: Y2021980011051 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230905 Granted publication date: 20210727 Pledgee: Anhui Ma'anshan Rural Commercial Bank Co.,Ltd. Pledgor: Ma'anshan Shengyuan Pipeline Co.,Ltd. Registration number: Y2021980011051 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210727 |
|
CF01 | Termination of patent right due to non-payment of annual fee |