A kind of air purifier. The air purifier has a series-parallel type of function. Including the composition of the air purifier and the connecting pipe. The connecting pipe is set after the air purifier and the air purifier link module. The main function is to make the air purifier can be linked with other air purifier. Increase or decrease in accordance with the demand for air purification machine module capacity. And can be filtered fresh air sent to the distant.一種空氣淨化機,該空氣淨化機具有串併聯式之功能,包括有空氣淨化機及模組化連通管所組成,該模組化連通管設置於該空氣淨化機之後,與該空氣淨化機連結組成模組,主要的功能是使該空氣淨化機可以與其他空氣淨化機相連結,依照需求增減空氣淨化機模組的工作容量,並且可以將過濾過之新鮮空氣傳送至它處。