Feed arrangement of ready mixed mortar tank car

The utility model discloses a feed arrangement of ready mixed mortar tank car, including conveying pipeline, unloading sack, the unloading sack is scalable unloading sack, and unloading sack below isprovided with the toper discharge gate, and the toper discharge gate is provided with a plurality of discharge gate fixing device of group, and discharge gate fixing device includes fixed plate, pendulum actuating cylinder, magnetic base, and pendulum actuating cylinder and magnetic base fix on the fixed plate, pendulum actuating cylinder's the piston rod and the switch fixed connection of femalebase, the toper discharge gate still is provided with prevents the device of educing. The beneficial effects of the utility model are that: discharge gate fixing device makes the pan feeding mouth ofdischarge gate and tank car can the tight fit, prevents that the dust from revealing, and the device of preventing educing can effectively reduce the material and get into and produce segregation phenomenon behind the tank car.