Heat preservation device for pulse valve of filter cartridge dust remover

The utility model discloses a heat preservation device for a pulse valve of a filter cartridge dust remover, which solves the technical problem that a diaphragm of an existing pulse valve is easy to freeze in cold weather, belongs to the technical field of environment-friendly dust removal equipment, and adopts the specific technical scheme that the heat preservation device comprises a supporting structure consisting of a plurality of supporting legs, and a dust removal box body is arranged at the top of the supporting structure; the bottom of the dust removal box body is communicated with the dust collection hopper, a plurality of filter cartridges are arranged in the dust removal box body, a front box body is arranged at the front end of the dust removal box body, the front box body is formed by mutually fixing a plurality of heat insulation plates, an electric tracing band is arranged at the bottom of the front box body, and a temperature sensor is arranged at the top of the front box body; a monitoring te