Portable sludge scraping mechanism for sewage treatment tank

The utility model discloses a portable sludge scraping mechanism for a sewage treatment tank, and relates to the technical field of sewage treatment. The lifter is arranged outside the sewage treatment tank, a connecting rod is mounted at the top of the lifter, and one end of the connecting rod is connected with a scraper mechanism; the scraping plate mechanism comprises a connecting block, a fixing rod and a scraping plate, and the connecting rod is connected with the connecting block through a pin shaft; fixing rods are connected to the two sides of the connecting block and connected with the connecting block through lantern rings, and a baffle is connected to the bottom of the connecting block; the ends, away from the connecting blocks, of the fixing rods are fixedly connected with mounting plates, and one sides of the mounting plates are connected with scraping plates. The scraper mechanism has the advantages that the scraper mechanism is placed in the sewage treatment tank under the action of the connect