Automatic sealing and circulating powder electrostatic spraying equipment

The invention relates to the technical field of electrostatic spraying, in particular to automatic sealing and circulating powder electrostatic spraying equipment. Comprising a spraying chamber, a powder return pipe, a spray head, a powder storage tank and a scraping module, the powder return pipe communicates with the spraying chamber and the powder storage tank, the spray head is arranged in the spraying chamber and communicates with the powder storage tank, the scraping module comprises a rotating motor, a mounting plate, a connecting rod, a first mounting rod and a first scraping plate, and the rotating motor is fixedly connected with the spraying chamber; the mounting plate is connected with the output end of the rotating motor, one end of the connecting rod is fixedly connected with the mounting plate, the first mounting rod is fixedly connected with the other end of the connecting rod, the first scraping plate is fixedly connected with the first mounting rod and located on the outer side wall of the fi