Diet trough for livestock breeding

The feeding trough comprises a drinking water tank and a feeding chamber, the feeding chamber is installed below the drinking water tank, a water inlet is formed in the upper side of the drinking water tank, a water feeding opening is connected to one side of the drinking water tank, a butt joint groove is formed in the inner side of the water feeding opening, and a limiting groove is formed in one side of the drinking water tank. According to the diet trough for livestock breeding, a tooth column is rotated, a bolt stretches and retracts along with rotation of disc teeth, when the bolt moves upwards, water is conveyed to a feeding chamber through a water conveying opening, a worker can feed water to live pigs immediately, an observation window is made of a transparent glass material, the worker can observe the use condition of the diet trough, a connecting rod is pulled, and the worker can feed the live pigs through the observation window. The cleaning plate and the observation window extrude each other, dir