Ventilating fan of bus

大客车通风换气风机

Abstract

The utility model relates to a ventilating fan for motor coach, mainly comprising a cover board, a blade wheel, an afflux ring, a shell, a motor, a bracket and a baffle ring. The blade wheel takes a centrifuge blade wheel which is directly driven by the motor. The distance between the cover board and one end of the shell is fixed through a positioning ring to form an air outlet of the ventilating fan for motor coach. The afflux ring is used as an air inlet of the ventilating fan for motor coach. The afflux ring is connected with the other end of the shell. The ventilating fan for motor coach is connected with the top of the carriage through a bolt. A rain proof cover is arranged on the top of the carriage through a bolt. When feed the carriage with air, the air inlet of the ventilating fan for motor coach is upward; and the rain proof cover is fixed with the afflux ring through the positioning ring. When exhaust the air from the carriage, the air inlet of the ventilating fan for motor coach is downward; and the rain proof cover is fixed on the cover board through the positioning ring and the bolt at the time.
一种大客车通风换气风机,主要包括盖板、叶轮、集流圈、外壳、电机、支架和挡圈等。叶轮是一个离心式叶轮,由电机直接驱动。盖板和外壳一端之间的间距用定位圈固定,构成了大客车通风换气风机的出风口;集流圈是大客车通风换气风机的进风口。集流圈和外壳的另一端联结;大客车通风换气风机用挡圈通过螺钉连接到车厢顶上。在车厢顶上方用螺钉安装一个防雨罩,车厢内送风时,大客车通风换气风机的进风口向上,防雨罩和集流圈之间用定位圈固定。若用于车厢内排风时,大客车通风换气风机的进风口则向下,此时防雨罩通过定位圈和螺钉固定在盖板上。

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Cited By (2)

    Publication numberPublication dateAssigneeTitle
    CN-100462250-CFebruary 18, 2009群 富Method for inducing wind from automobile outside to inside
    CN-104235048-ADecember 24, 2014山东石大胜华化工集团股份有限公司Waterproof device for motor and air cooling fan impeller of blowing type horizontal air cooler