The invention relates to a heat dissipation and dust removal device, in particular to a heat dissipation and dust removal device for an electric filter. The technical problem to be solved by the present invention is to provide a power filter heat dissipation and dust removal device with complete heat dissipation, multiple functions and easy operation. In order to solve the above technical problems, the present invention provides such a heat dissipation and dust removal device for electric power filters, which includes a first slide rail, a first L-shaped frame, a first rack, a first gear, a wedge block, an electric push rod, The second L-shaped frame, guide plate, contact roller, moving rod, etc.; the first L-shaped frame inner bottom is provided with the first slide rail and the first gear, the first slide rail is located on the left of the first gear, on the first slide rail A first slider is provided, and a third rack is provided on the right side of the first slider. The invention achieves the effects of complete heat dissipation, diverse functions, and easy operation. The device can simultaneously start functions such as heat dissipation and cooling, dust removal, etc., and realizes the functional diversity of the device.