Blower shaft seal taking-out device and using method

The invention discloses an air blower shaft seal taking-out device and a using method, and relates to the technical field of shaft seal replacement and taking-out in coal gas recovery air blower overhaul in the coal coke chemical industry, and the air blower shaft seal taking-out device comprises a straining beam, a first pull rod, a second pull rod, a first telescopic piece and a second telescopic piece. One end of the first pull rod is in threaded connection with a first threaded hole in the first end face of the shaft seal, one end of the second pull rod is in threaded connection with a second threaded hole in the second end face of the shaft seal, and the other end of the second pull rod is detachably and fixedly connected with the straining beam. The bottom of the first telescopic piece is placed on the cylinder body on one side of the shaft seal, and the top end of the first telescopic piece abuts against the straining beam. The bottom of the second telescopic part is placed on the cylinder body on the