CN213743974U - 一种真空泵上用的单向阀安装结构 - Google Patents
一种真空泵上用的单向阀安装结构 Download PDFInfo
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- CN213743974U CN213743974U CN202022859236.4U CN202022859236U CN213743974U CN 213743974 U CN213743974 U CN 213743974U CN 202022859236 U CN202022859236 U CN 202022859236U CN 213743974 U CN213743974 U CN 213743974U
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- vacuum pump
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- 238000007789 sealing Methods 0.000 claims abstract description 43
- 238000009434 installation Methods 0.000 claims abstract description 13
- 230000008878 coupling Effects 0.000 claims abstract description 7
- 238000010168 coupling process Methods 0.000 claims abstract description 7
- 238000005859 coupling reaction Methods 0.000 claims abstract description 7
- 230000007704 transition Effects 0.000 claims description 5
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 2
- 229910000639 Spring steel Inorganic materials 0.000 claims description 2
- 239000004917 carbon fiber Substances 0.000 claims description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 2
- 239000012535 impurity Substances 0.000 abstract description 6
- 230000001012 protector Effects 0.000 abstract description 2
- 241001661918 Bartonia Species 0.000 description 6
- 238000001816 cooling Methods 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000007906 compression Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
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CN202022859236.4U CN213743974U (zh) | 2020-12-03 | 2020-12-03 | 一种真空泵上用的单向阀安装结构 |
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CN202022859236.4U CN213743974U (zh) | 2020-12-03 | 2020-12-03 | 一种真空泵上用的单向阀安装结构 |
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CN213743974U true CN213743974U (zh) | 2021-07-20 |
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CN202022859236.4U Active CN213743974U (zh) | 2020-12-03 | 2020-12-03 | 一种真空泵上用的单向阀安装结构 |
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CN (1) | CN213743974U (zh) |
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2020
- 2020-12-03 CN CN202022859236.4U patent/CN213743974U/zh active Active
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
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Address after: 471000 No.2, Southeast of the intersection of Hangong road and Hengshan Road, Xiagou village, Hongshan Township, Xigong District, Luoyang City, Henan Province Patentee after: Unijet (Luoyang) Industrial Equipment Co.,Ltd. Country or region after: China Address before: 471000 No.2, Southeast of the intersection of Hangong road and Hengshan Road, Xiagou village, Hongshan Township, Xigong District, Luoyang City, Henan Province Patentee before: LUOYANG GUJIE MECHANICAL EQUIPMENT CO.,LTD. Country or region before: China |