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BDK 系列煤矿防爆抽出式对旋主扇现在各煤矿系统广泛采用。该机结构简单紧凑,运转平稳、安全、可靠、维修方便,运行效率高,节电效果明显,此主扇由Ⅰ级电机、Ⅱ级电机、扩散器、消声器、扩散塔五部分组成。Ⅰ、Ⅱ级风机主要由风筒、密闭罩、稳流环、叶轮和机座组成。该机组成对旋结构,将Ⅰ、Ⅱ级风机接在一起,两叶轮的旋转方向互为相反,隔爆型电机安装在密闭罩内;密闭罩置于风筒中,使电机不接触
BDK series explosion-proof coal mine out of the main fan now widely used in coal mining systems. The machine is simple and compact structure, stable operation, safe, reliable, easy maintenance, high operating efficiency, energy-saving effect is obvious, the main fan by Ⅰ motor, Ⅱ motor, diffuser, muffler, diffusion tower composed of five parts. Ⅰ, Ⅱ-level fan mainly by the hairdryer, airtight cover, steady flow ring, impeller and machine seat. The machine consists of a counter-rotating structure, the Ⅰ, Ⅱ-level fan connected together, the two impeller rotation opposite to each other, explosion-proof motor mounted in a sealed enclosure; airtight hood placed in the hairdryer, the motor does not touch