Gas-liquid mixing water purifier

The utility model discloses a gas-liquid mixing water purifier which comprises a main machine, a hydrogen production device, an input joint and an output joint which are arranged on a shell, a low-pressure switch valve, a primary filter, a water inlet valve, a water pump, an RO (reverse osmosis) filter, a first check valve, a high-pressure switch valve, a post-filter, a second check valve and a gas-liquid mixer are sequentially connected in series between the input connector and the output connector and located on the shell, and the hydrogen production device comprises an electrolysis module and a water tank; an oxygen discharge port and a water supply port of the electrolysis module are both connected with the water tank, and a hydrogen discharge port of the electrolysis module is connected with a water inlet of the gas-liquid mixer through a third check valve. Therefore, the whole machine is compact in structural design and small in overall size, manufacturing cost is reduced, and a user can conveniently in