Acoustic emission detection device for storage tank bottom plate

The invention provides a sound emission detection device for a bottom plate of a storage tank, which comprises a storage tank A, a storage tank B, a circulating system A and a circulating system B, wherein the storage tank A consists of an upper tank body, a lower tank body and a base, the upper tank body consists of a tank wall and a tank top, the tank top of the upper tank body is provided with a vent valve, a pressure gauge and a safety valve, the tank wall of the upper tank body is provided with a liquid inlet and a supporting device, the lower tank body consists of a tank wall and a tank bottom, the tank wall of the lower tank body is provided with a liquid outlet, the tank bottom of the lower tank body is provided with a leakage pipeline, the storage tank B consists of a tank body and a base, the tank body consists of a tank wall, a tank top and a tank bottom, the tank top is provided with a manhole, a vent valve, a pressure gauge and a safety valve, the; the liquid outlet of the storage tank A is connected with the liquid inlet of the storage tank B through the circulating system A, and the liquid outlet of the storage tank B is connected with the liquid inlet of the storage tank A through the circulating system B.