The utility model provides a liquid outlet structure arranged at the bottom of a storage tank. The storage tank comprises an inner bottom end socket; the liquid outlet structure comprises a connector, a plurality of ribbed plates and a baffle plate, wherein the connector is fixed on the inner bottom end socket; each ribbed plate is provided with a first side, a second side, a first end and a second end; the first ends of the ribbed plates are fixed on the inner wall of the inner bottom end socket, and the first sides of the ribbed plates are jointly connected to the upper part of the connector; the baffle plate is fixed at the second ends of the multiple ribbed plates. According to the liquid outlet structure and the storage tank with the liquid outlet structure, which are provided by the utility model, the energy loss caused by vortex of liquid during discharging can be greatly reduced, and the influence on the inner bottom end socket or the tank wall caused by the vortex can be effectively avoided, so that an unnecessary additional load on the storage tank is reduced, and the service life of the storage tank is prolonged. Externally equipment can safely and steadily use the liquid in the storage tank, and the stability of a whole liquid utilization system is further guaranteed.