The invention relates to a windshield wiper single-spring pressure adjusting device, and belongs to aviation windshield wiper devices. The device comprises a windshield wiper rod, a supporting arm, aswing block, a pressure adjusting screw, an adjusting wheel, a supporting piece, a small shaft and a spring, wherein the large end of the supporting arm is installed at one end of a cavity of the swing block through a rivet, and the small end of the supporting arm is fixed at the bottom end of the windshield wiper rod through a rivet; And the pressure adjusting screw and the adjusting wheel are installed in the cavity of the swing block, the pressure adjusting screw and the adjusting wheel are meshed with each other, the spring is installed in a cavity of the supporting arm, one end of the spring is connected with the adjusting wheel through the supporting piece, and the other end of the spring is fixed to the inner wall of the small end of the supporting arm through a rivet. The pressureof a wiper blade can be adjusted to a required value through the device. The device is compact in structure, has a wiper pressure adjusting function, has no obvious change in appearance structure andhas little influence on aerodynamic force of an airplane and the view of a pilot.
本发明一种雨刷单弹簧压力调节装置,属于航空雨刷装置,包括雨刷杆、支臂、摆动块、压力调节螺钉、调节轮、支撑片、小轴和弹簧;所述支臂的大端通过铆钉安装于所述摆动块的空腔一端,其小端通过铆固定于所述雨刷杆的底端;所述摆动块的空腔处安装有压力调节螺钉、调节轮,压力调节螺钉和调节轮相互啮合,在所述支臂的空腔内安装有弹簧,所述弹簧的一端通过支撑片与所述调节轮连接,另一段通过铆钉固定于所述支臂的小端内壁。通过该装置可以调节雨刷刷片压力至要求值,该装置结构紧凑,具有雨刷压力调节功能,外观结构无明显变化,对飞机气动力和驾驶员视野影响小。
Windshield wiper single-spring pressure adjusting device
一种雨刷单弹簧压力调节装置
2020-04-10
Patent
Elektronische Ressource
Chinesisch
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