Special heat preservation pump of ammonium nitrate solution of molten condition

The utility model provides a special heat preservation pump of ammonium nitrate solution of molten condition, including the pump body, be equipped with axle, impeller, pump cover, bearing suspension, end cover, closing cap, cylindrical roller bearing, angular contact ball bearing on the pump body, pump body outside is equipped with pump body heat preservation clamp cover, and the pump body keeps warm to press from both sides to sheathe in and is equipped with pump body heat preservation clamp cover steam inlet, is equipped with pump cover heat preservation chamber on the pump cover, is equipped with pump cover heat preservation chamber steam inlet on the pump cover heat preservation chamber, and the pump cover is inside to be equipped with the inclined hole, is equipped with end cover heat preservation chamber on the end cover, is equipped with end cover heat preservation chamber steam inlet on the end cover heat preservation chamber, and the oil bath in the bearing suspension is equipped with heliciform cool