Anti-theft anion purifier for linkage alarm

The utility model discloses an anti-theft anion purifier for linkage alarm, comprising a power supply unit, an anion unit, a sterilizing and disinfecting unit and an alarm unit, which are respectively arranged at a shell, a base and corresponding parts of the purifier, wherein the power supply unit is connected with the alarm unit; and the anion unit is connected with the sterilizing and disinfecting unit. In the utility model, a sensor signal is converted into a trigger signal and then automatically reset when a solid-state relay which is generally closed and additionally arranged on a protective null line of the building unit is instantly opened in case of stealing, so that linkage alarm is carried out for various houses at various storeys of the building unit and is controlled by a switch. The power supply is cut off by a lock control circuit when the owner goes in and out, and the anion and ozone sterilization can be turned on at ordinary times for disinfecting the mobile phone, the water cup and the elec