电子膨胀阀
本公开提出一种电子膨胀阀,其包括阀座组件、阀芯组件及驱动组件;阀座组件设置有第一阀口、第一阀孔及较其靠近第一阀口的第二阀孔;阀芯组件包括第一、第二阀针;第一阀针与第一阀口密封配合,且内部设有流体通路;流体通路设置有第二阀口,流体通路的一端与第一阀孔连通,另一端与第一阀口连通;横向通道开口于第一阀针侧面;纵向通道沿轴向贯穿;第二阀口连通第一阀针另一端部与横向通道;第二阀针与第二阀口密封配合;驱动组件用于驱动第一阀针和第二阀针沿轴向运动,以实现对第一、第二阀口的控制。
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