Concrete mixing plant

The utility model discloses a concrete mixing plant and relates to the field of concrete production, the concrete mixing plant comprises a mixing tank and mixing blades, a mixing rod is rotatably connected in the mixing tank, a through hole is formed in the bottom end of the mixing tank, a sealing plate is slidably connected to the mixing tank in the horizontal direction, and a discharging pipe and a drainage pipe are arranged on the sealing plate; the sealing plate slides to enable the through hole to be aligned with the discharging pipe or the water discharging pipe, and the stirring tank is further provided with an air cylinder used for driving the sealing plate to slide; through the arrangement of the sealing plate, the drainage pipe can be connected to the lowest end of the stirring tank, so that concrete remaining in the stirring tank can be discharged more cleanly. 本申请公开了一种混凝土搅拌站，涉及混凝土生产领域，包括搅拌罐与搅拌叶，所述搅拌杆转动连接在所述搅拌罐中，所述搅拌罐底端开设有通孔，所述搅拌罐上沿水平方向滑动连接有封板，所述封板上设有卸料管与排水管，所述封板滑动以使所述通孔对齐所述卸料管或所述排水管，所述搅拌罐上还设有用于驱动所