Integrated water purifier of faucet

The invention discloses an integrated water purifier of a faucet. The integrated water purifier comprises a main body, an end cover, a converter and a filter component, wherein the main body is in a three-dimensional five-way structure, and a first open end and an external faucet are connected with each other as a raw water inlet; a second open end is connected with the end cover, a raw water channel used for communicating is arranged between the second open end and the first open end, and one side of the end cover is provided with a porous channel which is taken as a raw water outlet; a third open end is connected with the filter component, so that raw water can be pumped in and filtered to be purified water; a fourth open end is communicated with the filter component, so as to convey the purified water out of the main body; a fifth open end is inward provided with the converter in a penetrating way, and a purified water channel and the raw water channel are intersected in a cavity in the main body to form a