Permanent magnet direct current brushless motor controller module

The utility model discloses a permanent magnet direct current brushless motor controller module which comprises a motor body, a control box, an installation unit and a fixing unit. The control box is arranged at the top of the motor body; the mounting unit is arranged in the motor body; the fixing unit is arranged in the motor body; when the controller module is installed, the controller module is inserted into a first sliding groove, the end portion of the controller module extrudes a locking block, due to the fact that the end portion of the locking block is in an inclined shape, the end portion of the locking block extrudes a rubber pad to extrude a first spring towards the two sides for clamping, and vibration generated when a motor works is avoided; and when the controller module needs to be replaced and maintained, a pull rod is pulled to drive a pull handle to pull a lock block out of a lock groove, so that the controller module pops up for replacement and maintenance, and convenience is brought to ins