[1] A heating shoe in which an insole 20 having a heat transfer plate 21 mounted therein is mounted on an inner bottom surface of a main body 10, wherein the insole 20 is detachably mounted to the main body 10, and a power connecting jack 23 of a free end of a power supply line 22 withdrawn from the heat transfer plate 21 is removably connected to a power connection port 33 of a charging battery 30 mounted detachably to the outer surface of the main body 10.

[2] The heating shoe of claim 1, wherein the charging battery 30 is installed in such a manner as to be accommodated in and taken out from a protective case 40 having a cover 41 and a power connection jack-passing through hole 43 formed thereon, and the protective case 40 and the charging battery 30 accommodated in the protective case 40 are stably supported on a portion of the outer peripheral surface of the main body 10 by using a tightening belt 50 inserted into a belt loop 42 mounted on a front surface of the protective case 40.

[3] The heating shoe of claim 2, wherein the main body 10 includes a pair of support pieces 60 formed at an upper portion and a lower portion of a rear portion of the main body 10, respectively, each of the pair of support pieces 60 having an fitting hole 61 formed therein, and the protective case 40 includes a pair of fitting protrusions 46 formed at an upper portion and a lower portion of the front surface of the protective case 40, respectively, in such a manner as to correspond to the fitting hole 61, so that the protective case 40 and the charging battery 30 are stably supported on the rear portion of the main body 10.

[4] The heating shoe of claim 2, wherein the protective case 40 includes a transparent window 42 formed on the cover 41 of the protective case 40.