Coal quality chemical laboratory information management system

The present invention relates to a coal quality chemical laboratory information management system which comprises a data collection end, a data center and a management client end. The data collection end comprises a data exchange unit, a sample weighing unit, a calorific value measurement unit, a sulfur measurement unit, an element measurement unit, and an ash fusion measurement unit. The data exchange unit is connected to the sample weighing unit, the calorific value measurement unit, the sulfur measurement unit, the element measurement unit and the ash fusion measuring unit through a multi-serial-port card. According to the system, the informatization and automation of a coal quality chemical laboratory service and a quality management flow can be realized, the task register, task distribution, analysis data collection, chemical examination data automatic calculation, automatic judgment and automatic rounding are carried out through a network, the staff and management department can examine data in an online way, the processing, statistics and query of the data are carried out, and an original chemical examination record, a ledger and a chemical examination report are generated.