Belt conveying device with tensioning mechanism

The utility model provides a belt conveying device with a tensioning mechanism, which comprises a device body, the device body comprises a belt and two horizontally arranged transmission shafts, the belt conveying device also comprises the tensioning mechanism, the tensioning mechanism comprises a support unit, the support unit is positioned on the lower surface of a bottom belt, and the support unit plays a role in supporting the bottom belt; the belt tightening unit is mounted on the upper surface of the middle part of the bottom belt, and the belt tightening unit is used for tightening the belt; and the counterweight adjusting unit is connected with the belt tightening unit and used for adjusting the tensile force of the belt, and the problems that in the prior art, due to the fact that the belt is used for a long time, fatigue damage of the belt becomes long, slipping occurs, and transportation is affected are solved. 本实用新型提供了一种带有张紧机构的皮带运输装置，包括装置本体，所述装置本体包括皮带和两个水平设置的传动轴，还包括张紧机构，所述张紧机构包括：支撑单元，所述支撑单元位于底部带下表