Water treatment device with backwashing function

• Main Authors: LI YAOZHONG, JIN KAIXUAN, LI GUANGQING
• Format: Patent
• Language: Chinese; English
• Published: 15.12.2020
• Subjects: CHEMISTRY; METALLURGY; TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

The utility model discloses a water treatment device with a backwashing function. The water treatment device comprises a first valve body, a second valve body, a third valve body, a front filter element unit and a water mixing unit, the front filter element unit comprises an ultrafiltration membrane filter element, a second valve port of the first valve body is communicated with an ultrafiltrationwater inlet of the ultrafiltration membrane filter element, and a fourth valve port of the second valve body is communicated with an ultrafiltration water outlet of the ultrafiltration membrane filter element; and the fifth valve port of the third valve body is communicated with an ultrafiltration water inlet of the ultrafiltration membrane filter element. The water mixing unit comprises a reverse osmosis membrane filter element and a water mixer, a reverse osmosis water inlet of the reverse osmosis membrane filter element is communicated with an ultrafiltration water outlet of the ultrafiltration membrane filter ele