Box-type storage tank for integrated sledge

The utility model discloses a storage tank for a box-type integrated skid, which comprises a steady flow hole cylinder which is arranged in a storage tank body and coincides with the axis of the storage tank body, a liquid outlet pipe extends out of the two ends of the storage tank body through the steady flow hole cylinder along the axis of the storage tank body, and control valves are respectively arranged at the two ends of the liquid outlet pipe. The portion, located on the flow stabilizing hole barrel, of the liquid outlet pipe communicates with a plurality of suction pipes which extend downwards in the vertical direction to the lower portion of the storage tank body through the flow stabilizing hole barrel, and the suction pipes are arranged at intervals in the length direction of the liquid outlet pipe. According to the storage tank, the number of pipelines in the storage tank body is reduced, and the influence of shaking, vibration and the like of the storage tank body on liquid adding operation is gr