Multipurpose fire needle

The utility model discloses a multipurpose fire needle which comprises a heat insulation needle handle, a middle section pipe and a fixing knob. A needle clamping rod is arranged at the end, connected with the fixing rotary knob, of the middle section pipe, the other end of the needle clamping rod is arranged in the through hole, a needle head hole and a straight groove are formed in the end of the needle clamping rod, and the straight groove is communicated with the needle head hole. And the fixed knob is tightly connected with the middle section pipe and then extrudes the clamping block to fold the clamping block. According to the fire needle, an operator can operate the fire needle to use by holding the heat insulation needle handle from the outside, the problem that the fire needle is too hot and inconvenient to hold is solved, the operation stability is improved, and the treatment risk is reduced. Meanwhile, the device is provided with a plurality of fire needle heads, the needle heads with different len