Leak hunting device

The present invention provides a leak testing apparatus. Leak detection apparatus, comprising: a first water supply means, the water supply device and at least a second filling device; water supply means comprises a first tank and a first pump, second water supply means comprises a first and a second tank level switch, comprising a filling device quantitative sink, a second switching level, inlet valve, outlet solenoid valves and relays; a first level switch disposed in the second tank, a second switch disposed quantitative bucket water level, the outlet of the first tank through the first pump two tank inlet connection, is connected to inlet quantitative bucket through the outlet and inlet valve of the second tank, a first level switch is electrically connected to the pump, a second inlet solenoid valve and level switch is electrically connected to the solenoid valve outlet and quantitative bucket outlet connection, relay and outlet solenoid valves are electrically connected. Improve the efficiency and accuracy of detection of the leak detected by the leak detection means.