Receiver dust screen convenient to install and detach

The utility model provides a receiver dust screen convenient to mount and dismount. Protective film plate, a plurality of fixing holes are formed in the protective film plate; the protective film plate is movably sleeved with a metal mesh; the metal gauze and the protective film plate are clamped through a plurality of clamping devices; the metal gauze extends into a first groove formed in the protective film plate; a fixing device is movably connected outside the metal mesh in a sleeving manner; according to the receiver dust screen, the limiting device and the clamping device are added; limiting device, the upper limiting piece and the lower limiting piece are matched for limiting; due to the arrangement of the fixing devices, the metal gauze is pressed on the protective film plate, dueto the existence of the clamping devices, the metal gauze and the protective film plate are fixed together through matching and clamping of the clamping grooves and the clamping pieces, and due to thefact that the upper limit