The invention relates to image processing technical sphere and especially to an automatic grasp-shoot device for violate rules and regulations installed in the bus, which consists of an image-collecting section and a control section. The automatic grasp-shoot device comprises an image-collecting and analysis unit, a communication cell, a master processing element, man-machine interface cell and a local storage element, which is installed on the head, on the end part and on the two sides of the bus for automatic grasp shoot of three acts in violation of regulations of vehicles. The three acts in violation of regulations are: whether there are public-transport vehicles breaking rules and regulations to drive on the accommodation road for public transport or not, whether there are vehicles occupying the cycle track or not, whether there are vehicles breaking rules and regulations to bring to rest or not. The front computer-assisted makeup shoots image and automatically identifies whether there are the said three acts in violation of regulations or not in grasp shoot machine. If there, the image of vehicle with act in violation of regulations is registered and stored, and simultaneously the image is delivered to the traffic administration sector by GPRS wireless transport unit. The drives can carry out manual grasp shoot for vehicles with act in violation of regulations by push-button.