The invention involves a kind of nut for connecting and fastening. It is used in connecting and fastening the pipeline of indoor unit and outdoor unit of split air conditioner.
本发明涉及一种连接紧固用的螺帽，用于分体式空调室内、外机连接管路的紧固。
For some reason, there is much dust gathered in the air conditioner's input draught, output draught, fan and evaporator during the using of the indoor unit of the split type air conditioner.
分体壁挂式空调室内机在使用过程中，由于种种原因，空调进风口、出风口以及贯流风扇、蒸发器上会聚集较多的灰尘。
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