Filter for air conditioning unit

The invention provides a filter for an air conditioning unit, and relates to the field of filters. The filter for the air conditioning unit comprises a cabinet type unit, a pipe groove is formed in the cabinet type unit, an air pipe is arranged in the pipe groove, a collecting groove is formed outside the cabinet type unit, a pre-filtering assembly is arranged at the end of the outer portion of the air pipe, a primary filtering mechanism is arranged in the pre-filtering assembly, and a vibration mechanism is arranged above the outer portion of the primary filtering mechanism. An intermediate filtering assembly is arranged in the air pipe, an intermediate filtering mechanism is arranged in the intermediate filtering assembly, a cleaning mechanism is arranged outside the intermediate filtering mechanism, and the intermediate filtering mechanism and the cleaning mechanism are connected through connecting mechanisms on the two sides. According to the dust removal device, the pre-filtering net is vibrated, cleaned