Brooding trough lifting device

The utility model discloses a brooding trough lifting device, which is characterized in that a support mechanism is formed by assembling upright posts and cross beams which are respectively arranged along the vertical direction and the horizontal direction, and a coop and a trough are correspondingly arranged on the support mechanism; a base plate of the lifting mechanism is arranged between two adjacent stand columns at the end of the feeding trough, a feeding trough adjusting plate is arranged on the outer side wall, corresponding to the feeding trough, of the coop, and the feeding trough adjusting plate is movably installed on the stand columns through adjusting plate rocker arms. An adjusting limiting groove is formed in the end, close to the crib, of the base plate, one end of a baseplate connecting rod is movably embedded in the adjusting limiting groove through an adjusting block, and an adjusting lead screw is connected with the adjusting block through threads; and the other end of the base plate conn