Radiotherapy equipment with electron radiation field image

The utility model relates to the technical field of radiotherapy equipment, and discloses radiotherapy equipment with an electron radiation field image, which comprises a rack, a square groove is formed in the rack, an EPID is fixedly connected to the bottom of the inner wall of the square groove, a storage groove is formed in one side of the square groove in the rack, a lead plate is slidably connected to the interior of the storage groove, a groove is formed in the bottom of the lead plate, and the EPID is fixedly connected to the inner wall of the storage groove. A rack is fixedly connected to the interior of the groove, a cavity is formed in the position, below the storage groove, in the rack, and a driving assembly is arranged in the cavity; according to the radiotherapy equipment with the electron radiation field image, through operation of the servo motor, the lead plate can slide in the storage groove until the lead plate completely covers the EPID, so that a radiation beam emitted by the treatment he