Taking the electric windshield wiper as an example, its basic structure and working principle are introduced.
The electric windshield wiper is driven by a motor, which is generally composed of a wiper arm, a wiper blade assembly, a rubber brush, a brush holder, a brush holder, a wiper arm spindle, a wiper base plate, and a motor. , reduction mechanism, driving rod system, driving rod hinge, wiper switch and wiper switch knob, etc. Of course, the wiper with wiper ECU is also equipped with an electronic control unit ECU. The electric windshield wiper is driven by a motor. The left and right wiper blades of the wiper are pressed against the outer surface of the windshield glass by the wiper arm. The motor drives the deceleration mechanism to rotate and reciprocates through the drive rod system. Drive the wiper arm and wiper blade to swing left and right to wipe the windshield.