Track cleaning and maintaining vehicle

The invention discloses a track cleaning and maintaining vehicle. The track cleaning and maintaining vehicle comprises a motor vehicle body and two rows of track wheels which are respectively arranged at the front end and the rear end of the motor vehicle body; and a shovel blade unit, a water spraying unit, a blowing unit and an oiling unit, which are respectively contacted with the surfaces of two steel rails of a track, are sequentially arranged on the motor vehicle body from the head to the tail of the body, are respectively connected with a central processing unit, and are controlled by the central processing unit to shovel attachments on the surfaces of the rails, spray water for cleaning the surfaces of the rails, blow to dry the surfaces of the rails, and oil to protect the surfaces of the rails respectively. The track cleaning and maintaining vehicle is formed by restructuring the conventional vehicle, is additionally provided with the four units and provided with a performing mechanism which meets the demand on track maintenance according to design, and can meet the demand on automatic maintenance of the track i by adopting a central control technology, so that the working efficiency and the maintaining quality are improved; and the track cleaning and maintaining vehicle is high in reliability, and can provide high-efficiency and high-quality guarantee for the application of the track.