The invention discloses an automobile air conditioner with a novel air door driving structure. The automobile air conditioner comprises a rocker arm and an air door, wherein fan-shaped splines are arranged on the rocker arm, a conical head is arranged at the front end of the rocker arm, a polished rod is arranged in the middle of the rocker arm, a shaft hole is formed in the air door, spline grooves are formed in the inner wall of the shaft hole, an inclined face is arranged in the shaft hole, the number of the fan-shaped splines is three, the angles of the fan-shaped splines are different, the spline grooves are correspondingly matched with the fan-shaped splines, the spline grooves and the fan-shaped splines play a role in limiting and mistake proofing in the radial direction to effectively prevent mistaken assembly and improve the assembly accuracy, the inclined face is correspondingly matched with the conical head, and the conical head is limited through the inclined face, so thatthe rocker arm is prevented from falling off, and safety and reliability of the driving structure are guaranteed; According to the invention, the rocker arm can be effectively prevented from falling off, wrong mounting is effectively prevented, the assembling efficiency and quality are improved, dismounting is convenient, and later maintenance is facilitated.
本发明公开了一种新型风门驱动结构的汽车空调,包括摇臂和风门,所述摇臂上设置有扇形花键,摇臂的前端设置有锥形头,摇臂的中部设置有光杆,所述风门上设置有轴孔,轴孔内壁上设置有花键槽,所述轴孔内设置有斜面,所述扇形花键设置为3个,且扇形花键的角度不等,所述花键槽与扇形花键相对应配合,通过花键槽与扇形花键在径向起到限位和防错作用,有效的防止错装,提高装配的准确性,所述斜面与锥形头相对应配合,通过斜面对锥形头进行限制,防止发生摇臂发生脱落,保证了驱动结构的安全可靠;本发明能够有效的防止摇臂脱落,有效防止错装,提高装配效率和质量,同时拆卸方便,便于后期维护。
Automobile air conditioner with novel air door driving structure
一种新型风门驱动结构的汽车空调
2021-03-05
Patent
Electronic Resource
Chinese
IPC: | B60H ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING, OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODS SPACES OF VEHICLES , Anordnung oder Einbau der Heizung, Kühlung, Lüftung oder anderer Luftbehandlungsvorrichtungen für die Fahrzeugräume für Reisende oder Fracht |
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