Grain storage barrel and pet feeder

The utility model discloses a grain storage barrel and a pet feeder. A barrel body and a sealing cover of the grain storage barrel are stably combined, and the sealing cover is easy to take down. According to the technical scheme, the grain storage barrel for the pet feeder comprises a barrel body and a sealing cover, the barrel body is provided with a grain storage bin capable of storing pet grains, a grain adding opening and a grain outlet, the grain adding opening and the grain outlet are communicated with the grain storage bin, the sealing cover is connected with the barrel body and then covers the grain adding opening, a buckle and a torsion spring are arranged on the sealing cover, and the buckle is connected with the barrel body. The clamping buckle comprises a holding position and a clamping tongue, the holding position is exposed out of the upper end face of the sealing cover, the clamping tongue protrudes out of the side face of the sealing cover and can do transverse telescopic movement under the c