CN213870338U - 一种带耦合系统的贯流式潜水电泵 - Google Patents
一种带耦合系统的贯流式潜水电泵 Download PDFInfo
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- CN213870338U CN213870338U CN202023041119.3U CN202023041119U CN213870338U CN 213870338 U CN213870338 U CN 213870338U CN 202023041119 U CN202023041119 U CN 202023041119U CN 213870338 U CN213870338 U CN 213870338U
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- 238000010168 coupling process Methods 0.000 title claims abstract description 78
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 78
- 230000008878 coupling Effects 0.000 title claims abstract description 64
- 230000000670 limiting effect Effects 0.000 claims description 38
- 238000003466 welding Methods 0.000 claims description 18
- 239000004568 cement Substances 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000011440 grout Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: 300000 No. 222, Hexiwu Town section of Beijing Tianjin highway, Wuqing District, Tianjin Patentee after: Shanghai pump (Tianjin) Pump Group Co.,Ltd. Address before: 300000 No. 4 Erwei Road, Hexiwu Town, Wuqing District, Tianjin Patentee before: SHANGBENG (TIANJIN) PUMP INDUSTRY CO.,LTD. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240423 Address after: 062650 South District, Qingxian Economic Development Zone, Cangzhou City, Hebei Province Patentee after: TIANHAO PUMP INDUSTRY GROUP Co.,Ltd. Country or region after: China Address before: 300000 No. 222, Hexiwu Town section of Beijing Tianjin highway, Wuqing District, Tianjin Patentee before: Shanghai pump (Tianjin) Pump Group Co.,Ltd. Country or region before: China |