EGR valve and vehicle
The present disclosure provides a EGR valve and vehicle, wherein, the EGR valve include disk seat (4) and install valve rod (6) on disk seat (4), disk seat (4) in be provided with coolant liquid guiding device (8) around valve rod (6). Coolant liquid guiding device (8) of setting up during this is o...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The present disclosure provides a EGR valve and vehicle, wherein, the EGR valve include disk seat (4) and install valve rod (6) on disk seat (4), disk seat (4) in be provided with coolant liquid guiding device (8) around valve rod (6). Coolant liquid guiding device (8) of setting up during this is open set up valve rod (6) on every side, adequate cooling can be carried out on every side to valve rod (6) to its internal cooling liquid heat transfer, effectively reduces the temperature of valve rod (6) to reducing EGR valve bulk temperature, playing thermal insulation function simultaneously, the protection motor is normally worked under the low temperature condition, thereby guarantees the EGR valve and normally work.
本公开提供了种EGR阀及车辆,其中,所述的EGR阀包括阀座(4)和安装在阀座(4)上的阀杆(6),所述的阀座(4)中设置有环绕阀杆(6)的冷却液导流装置(8)。本公开中设置的冷却液导流装置(8)设置在阀杆(6)周围,其内部冷却液换热可对阀杆(6)周围进行充分冷却,有效降低阀杆(6)的温度,从而降低EGR阀整体温度,同时起到隔热作用,保护电机在低温情况下正常工作,从而保证EGR阀正常工作。 |
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