CN213018024U - 一种排气阀 - Google Patents
一种排气阀 Download PDFInfo
- Publication number
- CN213018024U CN213018024U CN202022053839.5U CN202022053839U CN213018024U CN 213018024 U CN213018024 U CN 213018024U CN 202022053839 U CN202022053839 U CN 202022053839U CN 213018024 U CN213018024 U CN 213018024U
- Authority
- CN
- China
- Prior art keywords
- exhaust
- sealing
- roller shutter
- bottom end
- guide cylinder
- 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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- 238000007789 sealing Methods 0.000 claims abstract description 62
- 238000007667 floating Methods 0.000 claims abstract description 30
- 238000005452 bending Methods 0.000 claims abstract description 24
- 210000004907 gland Anatomy 0.000 claims abstract description 18
- 239000004677 Nylon Substances 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 6
- 229920001778 nylon Polymers 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 13
- 238000005096 rolling process Methods 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Images
Landscapes
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
Abstract
Description
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202022053839.5U CN213018024U (zh) | 2020-09-18 | 2020-09-18 | 一种排气阀 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202022053839.5U CN213018024U (zh) | 2020-09-18 | 2020-09-18 | 一种排气阀 |
Publications (1)
Publication Number | Publication Date |
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CN213018024U true CN213018024U (zh) | 2021-04-20 |
Family
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Family Applications (1)
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CN202022053839.5U Active CN213018024U (zh) | 2020-09-18 | 2020-09-18 | 一种排气阀 |
Country Status (1)
Country | Link |
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CN (1) | CN213018024U (zh) |
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2020
- 2020-09-18 CN CN202022053839.5U patent/CN213018024U/zh 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: An exhaust valve Effective date of registration: 20221027 Granted publication date: 20210420 Pledgee: Tieling Branch of Shengjing Bank Co.,Ltd. Pledgor: TIELING SPECIAL VALVE Corp. Registration number: Y2022210000169 |
|
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: 20210420 Pledgee: Tieling Branch of Shengjing Bank Co.,Ltd. Pledgor: TIELING SPECIAL VALVE Corp. Registration number: Y2022210000169 |
|
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 type of exhaust valve Granted publication date: 20210420 Pledgee: Tieling Branch of Shengjing Bank Co.,Ltd. Pledgor: TIELING SPECIAL VALVE Corp. Registration number: Y2024210000029 |