CN215108825U - 一种自平衡换向控制阀及换向装置 - Google Patents
一种自平衡换向控制阀及换向装置 Download PDFInfo
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- CN215108825U CN215108825U CN202121069480.9U CN202121069480U CN215108825U CN 215108825 U CN215108825 U CN 215108825U CN 202121069480 U CN202121069480 U CN 202121069480U CN 215108825 U CN215108825 U CN 215108825U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 160
- 239000007788 liquid Substances 0.000 claims abstract description 78
- 230000009471 action Effects 0.000 claims abstract description 12
- 230000008859 change Effects 0.000 claims abstract description 10
- 239000011148 porous material Substances 0.000 claims description 30
- 238000007789 sealing Methods 0.000 claims description 13
- 239000000428 dust Substances 0.000 claims description 6
- 230000006837 decompression Effects 0.000 claims 2
- 239000004576 sand Substances 0.000 abstract description 12
- 238000005406 washing Methods 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000000903 blocking effect Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
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- 238000005859 coupling reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
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CN202121069480.9U CN215108825U (zh) | 2021-05-18 | 2021-05-18 | 一种自平衡换向控制阀及换向装置 |
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CN202121069480.9U CN215108825U (zh) | 2021-05-18 | 2021-05-18 | 一种自平衡换向控制阀及换向装置 |
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GR01 | Patent grant | ||
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Effective date of registration: 20240603 Address after: 124000 Niuguan Village 4-192, Xinghai Street, Xinglongtai District, Panjin City, Liaoning Province Patentee after: Su Changming Country or region after: China Patentee after: Weng Nan Address before: 124000 1004, 10th floor, Xinyu hotel apartment, 77 Shuangxing Middle Road, Xinglongtai District, Panjin City, Liaoning Province Patentee before: Liaoning Huaye Energy Technology Service Co.,Ltd. Country or region before: China |
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Effective date of registration: 20240712 Address after: 124000 1004, 10th floor, Xinyu hotel apartment, 77 Shuangxing Middle Road, Xinglongtai District, Panjin City, Liaoning Province Patentee after: Liaoning Huaye Energy Technology Service Co.,Ltd. Country or region after: China Address before: 124000 Niuguan Village 4-192, Xinghai Street, Xinglongtai District, Panjin City, Liaoning Province Patentee before: Su Changming Country or region before: China Patentee before: Weng Nan |