Filtering device with three-layer filtering structure

• Main Authors: HOU XUHAO, MA QINGCHAO
• Format: Patent
• Language: Chinese; English
• Published: 27.06.2023
• Subjects: MIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; SEPARATION; TRANSPORTING

The utility model relates to a filtering device with a three-layer filtering structure, which solves the technical problem of how to improve the filtering effect of a filtering structure in an existing chemical plating device for a chemical composite plating process. The filter comprises a first supporting groove, a second supporting groove, a third supporting groove, a first filter groove, a second filter groove, a third filter groove, a coarse filter screen, a fine filter screen, a first liquid outlet pipeline, a second liquid outlet pipeline and a third liquid outlet pipeline, and the first supporting groove, the second supporting groove and the third supporting groove are arranged from top to bottom; the first filter tank, the second filter tank and the third filter tank are located in the first supporting tank, the second supporting tank and the third supporting tank respectively, and a plurality of through holes are formed in the bottoms of the first filter tank, the second filter tank and the third fil