Upstream flow adjusting method and device for highway toll plaza and medium

The invention discloses an upstream flow adjusting method and device for a road toll plaza and a medium, and relates to the field of traffic management and control, and the method comprises the steps: obtaining all toll lanes of the toll plaza, and obtaining the fleet length corresponding to the toll lanes; determining vehicles not entering the toll plaza, and determining upstream lanes corresponding to the vehicles; and acquiring the toll lane capacity of the toll lane, and determining an adjustment rule according to the fleet length and the toll lane capacity, so that the vehicle changes the lane at the upstream lane according to the adjustment rule and drives into the toll lane corresponding to the adjustment rule. The vehicle team length information of each toll lane of the toll plaza is fed back to the intelligent networked vehicles on the upstream road section of the toll plaza, and the corresponding lane changing suggestions are provided, so that the intelligent networked vehicles entering the toll pla