Aimed at matching the experiment needs of measuring temperature in coal mines,in this paper,it was improved.A portable,multifunctional and digital thermoscope was designed and manufactured.

• 为了满足矿井测温试验的需要,对煤矿井下钻孔测温仪器进行了改进,设计研制了一种便携式、多功能、数字化的测温仪器。