In the housing structure of the in-wheel motor, which is provided with a housing of the in-wheel motor, a vent hole through which air flows between the inner side and the outer side of the housing, and a cover which covers the vent hole from the outer side of the housing, the cover is provided with: an air hole which is positioned below an opening part of the vent hole and opens to the outer side of the cover; and an air chamber for holding air at a position above the air hole, the air chamber being divided into a first region positioned above the opening and a second region positioned below the opening, the second region has a volume that holds air that suppresses the water level of the water in the cover to a position below the opening when the water is immersed into the cover from the air hole.
在具备轮内马达的壳体、使空气在壳体的内侧与外侧之间流通的通气孔、以及从壳体的外侧覆盖通气孔的罩的轮内马达的壳体构造中,罩具有:空气孔,所述空气孔位于比通气孔的开口部靠下方的位置并向罩的外侧开口;以及空气室,所述空气室在比空气孔靠上方的位置保持空气,空气室被划分为位于比开口部靠上方的位置的第1区域和位于比开口部靠下方的位置的第2区域,第2区域具有保持当水从空气孔浸入罩内的情况下将罩内的水的水位抑制为比开口部靠下方的位置的空气的容积。
Housing structure of in-wheel motor
轮内马达的壳体构造
2023-04-04
Patent
Electronic Resource
Chinese