Sand-water mixed liquid sand blasting device

The utility model discloses a sand-water mixed liquid sand blasting device which is characterized in that a first body and a second body form a semi-closed cavity; the second body further comprises an inlet through which sand-water mixed liquid enters the cavity; a first flow equalizing plate located below the inlet is further arranged on the inner side of the second body. The first flow equalizing plate is inclined towards the lower part of the first body; the inner side of the first body further comprises a second flow equalizing plate which is located below the first flow equalizing plate and inclines towards the lower portion of the second body. A first tail plate inclining towards the lower portion of the first body is further arranged below the second body. A second tail plate is further arranged below the first body and inclines towards the lower portion of the second body. The lower part of the first tail plate and the lower part of the second tail plate are jointly connected with a nozzle; the nozzle