Water purifying device

The utility model discloses a water purifying device which comprises an external water pump, a water inlet and a water inlet pipe communicated with the water inlet, a temperature control mechanism used for controlling the temperature of water entering from the water inlet is arranged in the water inlet, and the water inlet pipe is communicated with a pair of primary PP filter elements, a pair of granular activated carbon filter elements and a pair of secondary PP filter elements. The water inlet pipe is located behind the second-stage PP filter element and communicated with a first water quality monitor, the water inlet pipe is communicated with a high-pressure pump, one end, far away from the water inlet, of the water inlet pipe is communicated with a three-way connecting pipe, the three-way connecting pipe is communicated with an RO reverse osmosis membrane through two water inlet connecting pipes, the bottom of the RO reverse osmosis membrane is communicated with a pure water pipe and a concentrated water