Electric driving adjusting device of truck fairing

The invention discloses a truck air guide sleeve electric drive adjusting device and relates to the field of air guide sleeve adjustment. The device comprises a driving structure, a fixed seat and a transmission structure, the driving structure is an emitting mechanism for driving action, a screw rod nut pair is driven by a driving motor to rotate, the nut axially stretches to drive the transmission structure to rotate, and therefore a flow guide cover is driven to be opened to a proper height. The adjusting device can quickly, conveniently and automatically adjust the height of the air guidesleeve according to different working conditions such as different heights of containers loaded on a truck or whether no load exists or not, a good drag reduction effect is achieved, fuel oil is saved, the adjusting height can be kept after adjustment is stopped, and the adjusting device has the advantages of being simple in structure, convenient to operate, safe and reliable. 一种卡车导流罩电动驱动调节装置，涉及导流罩调节领域。包括驱动结构、固定座和传动结构，驱动结