DMMn production equipment

The utility model relates to the field of fine chemical engineering converted from coal chemical engineering to petrochemical engineering, in particular to DMMn production equipment and a DMMn production method. The DMMn production equipment comprises a primary flash evaporation system, an alkali washing system and a coarse DMMn rectification system, and the primary flash evaporation system comprises a flash evaporation tank and a flash evaporation discharge cooler; wherein the alkali washing system comprises a feeding mixer, an alkali washing tank, an alkali washing tank top liquid receivingtank, a coalescer and a waste alkali liquid tank, and the rectification system comprises a first rectification tower and a second rectification tower. The device has the beneficial effects of effectively removing moisture, improving the product quality, being stable to operate, saving energy and protecting the environment. 本实用新型涉及煤化工向石油化工转化的精细化工领域，特别涉及一种DMMn的生产设备及方法。该DMMn的生产设备，包括初级闪蒸系统、碱洗系统和粗DMMn精馏系统，所述初级闪蒸系统包括闪蒸罐、闪蒸出料冷却器