High-efficiency gasification device suitable for multiple kinds of coal

The invention discloses a high-efficiency gasification device suitable for multiple kinds of coal. The high-efficiency gasification device comprises pulverized coal conveying equipment, a gasification furnace and synthesis gas purification equipment, wherein the pulverized coal conveying equipment comprises a charging tank, two or three pulverized coal locking hoppers are arranged above the charging tank, each pulverized coal locking hopper is connected with the top of the charging tank through a discharging pipe, locking hopper equalizing pipes are connected among the three pulverized coal locking hoppers; a charging pipe is arranged at the bottom of the charging tank, the charging pipe is connected with a feeding opening of the gasification furnace; the gasification furnace is connected with the synthesis gas purification equipment. The high-efficiency gasification device is used for improving the existing pulverized coal conveying equipment, gasification furnace and synthesis gas purification equipment so as to have the advantages of convenience in regulating a load, wide coal application range, high gasification efficiency and carbon conversion rate, high synthesis gas washing efficiency, excellent treating capability of a slag-water system, and the like; a solution or available commercial selection is provided for solving the problem existing in the prior art.