Dustproof device

The invention relates to a dustproof device, which comprises a frame body, a dustproof net and an adsorption piece, wherein the frame body is of an annular structure with a hollow area, an adsorption face is formed on the frame body, the dustproof net is located in the hollow area and fixedly connected with the frame body, the adsorption piece is connected to the adsorption face in a matched mode, and the adsorption piece is configured to provide adsorption force for adsorbing the dustproof device to the outer side of a cabinet door. The dustproof device provided by the invention can improve the utilization rate of transformer substation equipment. 本发明涉及一种防尘装置，防尘装置包括框体、防尘网及吸附件，框体为具有中空区域的环形结构，框体上形成有吸附面，防尘网位于中空区域内并与框体固定连接，吸附件配接于吸附面，吸附件被配置为用于提供一使防尘装置吸附于柜门外侧的吸附力。本发明提供的防尘装置可提升变电站设备的利用率。