WATER TREATMENT PLANT, PARTICULARLY, FILTER AND CARTRIDGE Russian patent published in 2016 - IPC B01D27/08 

FIELD: process engineering.

SUBSTANCE: invention relates to filtration. Claimed device comprises the cartridge (1) with vessel (2) to receive the water treatment means, connecting head (10) arranged at said vessel (2) and provided with at least one inlet (20) at its outer surface, at least one outlet (24) and connector (40). The latter has intake cavity (50) for said head (10) with at least one intake hole (60) and at least one drain hole (62) tightly coupled with said intake and discharge holes of connecting head by sealing elements. Connecting head contracts toward its exposed end (13). Note here that the outer surface has at least one outer surface first section (14) inclined or bent relative to the cartridge (1) lengthwise axis (3) and opposite outer surface second section (16). Intake and discharge holes are arranged at the outer surface first and/or second sections and are surrounded by one sealing element. Said connecting head is fitted axially in aforesaid intake cavity. Inner surface of the intake space (50) has additional the first and second inner surface sections added to at least the first and second sections of outer surface.

EFFECT: ease of replacement, tight closure.

35 cl, 15 dwg