Wellhead liquid receiving disc

The utility model discloses a well mouth liquid receiving disc, which comprises a well mouth liquid receiving disc main body, the well mouth liquid receiving disc main body comprises a liquid receiving main disc, a fixing cylinder, a fixing column and a supporting column, the fixing cylinder is arranged at one end inside the liquid receiving main disc, the fixing column is welded and fixed on the lower surface of the liquid receiving main disc, and the supporting column is arranged at the bottom end of the fixing column; by designing a height adjusting mechanism, when the height of the wellhead liquid receiving disc body is adjusted according to the use position after the wellhead liquid receiving disc body is installed and before the wellhead liquid receiving disc body is used, a lead screw rotates to move a movable sliding body on the outer surface of the lead screw, and the movable sliding body moves to drive a fixing column to move through a first fixing frame; and when the fixing columns move, the limiti