LBQZ direct drive motor drive device is the second generation of new products newly developed by our company. Its main TYPL series motor system is an integrated device composed of flame-proof permanent magnet motor and intelligent frequency conversion control cabinet. It is a high-efficiency energy-saving product developed by our company for oilfield screw pump and coal-bed gas screw pump. It is a new integrated product developed on the basis of the continuous development of power electronic devices, computer technology and rare earth permanent magnet materials.