The present invention provides a valve actuator, a cooling valve configured to control cooling water in a thermal management system for cooling a fuel cell, the valve actuator including: a motor including a rotor, a stator, and a motor housing; a gear assembly including a gear housing, the gear assembly connected to a valve rotation shaft of a valve plate of the cooling valve, the valve plate configured to control a passage of cooling water; a motor rotating shaft connected to the gear assembly and configured to rotate the rotor; a first underwater bearing disposed between the valve rotation shaft and the gear housing; and a second underwater bearing disposed between the motor rotating shaft and the gear housing, in which cooling water introduced into the cooling valve is introduced into the motor housing and the gear housing to cool the gear assembly and the motor.

    本发明提供一种阀致动器,冷却阀被构造成控制用于冷却燃料电池的热管理系统中的冷却水,该阀致动器包括:电动机,包括转子、定子和电动机壳体;包括齿轮壳体的齿轮组件,齿轮组件连接到冷却阀的阀板的阀旋转轴,阀板被构造成控制冷却水的通道;电动机旋转轴,连接到齿轮组件,并且被构造成使转子旋转;第一水下轴承,布置在阀旋转轴与齿轮壳体之间;以及第二水下轴承,布置在电动机旋转轴与齿轮壳体之间,其中,引入到冷却阀中的冷却水被引入到电动机壳体和齿轮壳体中,以冷却齿轮组件和电动机。


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    Title :

    Valve actuator


    Additional title:

    阀致动器


    Contributors:

    Publication date :

    2024-03-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    F16K VALVES , Ventile / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / H02K Dynamoelektrische Maschinen , DYNAMO-ELECTRIC MACHINES



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