Device for pulling out broken rock drilling rod

The utility model relates to the technical field of rock drilling broken drill rod pulling-out devices, and discloses a rock drilling broken drill rod pulling-out device which comprises a main body mechanism, an auxiliary mechanism and a heat dissipation mechanism, the auxiliary mechanism is located at the upper end of the main body mechanism, the auxiliary mechanism is located in the main body mechanism, and the main body mechanism comprises a protective shell, a machine cover and an exhaust window. The machine cover is movably installed at the front end of the protective shell, and the exhaust window is fixedly arranged at the left end of the protective shell. According to the device for pulling out the broken rock drill rod, through installation of a main body mechanism and movable connection of a fixing shaft and a first hydraulic rod, when the broken rock drill rod needs to be pulled out, a user inserts one end of the broken drill rod into the inner end of the first hydraulic rod, then connects the first