FIELD: technological processes.
SUBSTANCE: invention is intended for purification of liquid. Head part for formation of device for cleaning liquid comprises housing, into which is inserted at least part of connection head of liquid cleaning cartridge (1); cartridge identification element open to the housing inner part in at least one working position, for interaction with introduced part of connecting head so, that at least introduced part of connection head only cartridge with element, adapted for alignment with open part of cartridge recognition element, capable of reaching operating position in said head part and receiving part, in which cavity is formed to receive at least part of connecting head. Receiving part is hinged for movement between the first and second positions within the housing with the receiving part of the connecting head. Receiving part is equipped with a window providing access to the above cavity. Cartridge recognition element protrudes into the window in the receiving part in at least one position of the receiving part within the housing.
EFFECT: efficient liquid purification due to usage of only cartridge compatible with the device.
15 cl, 17 dwg
