Faucet with built-in filter units

摘要

A faucet with built-in filter units includes a plurality of filter units arranged inside a main body of the faucet and also includes a dirt discharge valve so that the present invention requires no addition of external filters attached to the main body and enables automatic washing of hollow fiber membrane type filter units arranged therein so as to improve drinking water hygiene and extend lifespan of the filters.

主权项

1. A faucet with built-in filter units, comprising:
a main body, which comprises a receiving chamber, an ingress control compartment, and a first water supply hole and a second water supply hole formed therein, wherein the ingress control compartment comprises first, second, and third water inlet holes and first, second, and third water outlet holes, among which the first and second water inlet holes introduce water that is supplied through the first water supply hole and the third water inlet hole is in communication with water that is supplied through the second water supply hole; a purified water flow controller, which comprises a valve body rotatably mounted to a first side of the ingress control compartment and operable to selectively set the first water inlet hole and the first water outlet hole in communication with each other; a regular water flow controller, which comprises a valve stem rotatably mounted to a second side of the ingress control compartment, the valve stem having a circumference in which a plurality of guide channels is formed in such a way that at least one of the guide channels is operable to selectively set the second water inlet hole and the second water outlet hole in communication with each other and at least the other one of the guide channels is operable to selectively set the third water inlet hole and the third water outlet hole in communication with each other; a first filter unit, which is arranged in the receiving chamber of the main body and comprises a water inflow opening and a water outflow terminal, wherein the water inflow opening is in hermetic engagement with the first water outlet hole of the ingress control compartment and the first filter unit has a circumference that is spaced from the receiving chamber of the main body by a distance to define a first passage with the first passage being in communication with the second and third water outlet holes of the ingress control compartment; and a dispense faucet, which is mounted to a top end of the main body and comprises a water release pipe, an independent purified water inner tube being arranged within the water release pipe and comprising an independent purified water discharge opening, wherein the water release pipe is in communication with the first passage and the purified water inner tube is in communication with the water outflow terminal of the first filter unit.