BQS mine flameproof submersible sand discharge pump implements the standard MT/T671 "Flameproof submersible submersible pump for coal mines", and the flameproof type "ExdI" is a kind of "down-suction" mine flameproof submersible sand discharge pump driven by a traditional dry three-phase asynchronous motor developed by our company on the basis of sufficient market research, which is designed and manufactured according to the flameproof standard. Strict flameproof measures are adopted in the motor part, and steel parts are used in the motor housing. The unit can drain the shallow surface water layer of the working face, and can also dive into the water for a long time. The electric pump has the advantages of compact structure, light and easy to move, no need for water diversion, double-sided sealing, durable, safe and reliable, and strong adaptability. This series of electric pumps has passed the national mining product safety mark certification and obtained the safety mark certificat…