CN208734951U - 一种双重止回的膜片止回阀 - Google Patents
一种双重止回的膜片止回阀 Download PDFInfo
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- CN208734951U CN208734951U CN201820950230.8U CN201820950230U CN208734951U CN 208734951 U CN208734951 U CN 208734951U CN 201820950230 U CN201820950230 U CN 201820950230U CN 208734951 U CN208734951 U CN 208734951U
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- 230000009977 dual effect Effects 0.000 title claims abstract description 21
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 39
- 229910000831 Steel Inorganic materials 0.000 claims description 15
- 239000010959 steel Substances 0.000 claims description 15
- 238000013016 damping Methods 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 239000007788 liquid Substances 0.000 abstract description 24
- 230000000694 effects Effects 0.000 description 19
- 238000001514 detection method Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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CN201820950230.8U CN208734951U (zh) | 2018-06-20 | 2018-06-20 | 一种双重止回的膜片止回阀 |
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CN201820950230.8U CN208734951U (zh) | 2018-06-20 | 2018-06-20 | 一种双重止回的膜片止回阀 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108612882A (zh) * | 2018-06-20 | 2018-10-02 | 安徽力威精工机械有限公司 | 一种双重止回的膜片止回阀 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108612882A (zh) * | 2018-06-20 | 2018-10-02 | 安徽力威精工机械有限公司 | 一种双重止回的膜片止回阀 |
CN108612882B (zh) * | 2018-06-20 | 2024-05-24 | 安徽力威精工机械有限公司 | 一种双重止回的膜片止回阀 |
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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 double check diaphragm check valve Effective date of registration: 20210301 Granted publication date: 20190412 Pledgee: Bengbu Branch of China Postal Savings Bank Co.,Ltd. Pledgor: ANHUI LIWEI PRECISION MACHINERY Co.,Ltd. Registration number: Y2021980001393 |
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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 |
Date of cancellation: 20220303 Granted publication date: 20190412 Pledgee: Bengbu Branch of China Postal Savings Bank Co.,Ltd. Pledgor: ANHUI LIWEI PRECISION MACHINERY Co.,Ltd. Registration number: Y2021980001393 |
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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 double check diaphragm check valve Effective date of registration: 20220308 Granted publication date: 20190412 Pledgee: Bengbu Branch of China Postal Savings Bank Co.,Ltd. Pledgor: ANHUI LIWEI PRECISION MACHINERY Co.,Ltd. Registration number: Y2022980002264 |
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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: 20190412 Pledgee: Bengbu Branch of China Postal Savings Bank Co.,Ltd. Pledgor: ANHUI LIWEI PRECISION MACHINERY Co.,Ltd. Registration number: Y2022980002264 |