All-terrain vehicle

The utility model discloses an all-terrain vehicle. The all-terrain vehicle comprises a vehicle frame. At least part of the vehicle body covering part forms a passenger compartment; the power system provides driving force for the walking assembly; the temperature adjusting system comprises a heating machine, and the heating machine comprises a heating discharge outlet and a defrosting discharge outlet which are used for conveying heating air to the passenger compartment; the heating machine comprises an upper shell and a lower shell, the upper shell and the lower shell are detachably connected, at least part of a main body of the heating machine is arranged in the lower shell, the heating discharge outlet comprises an upper discharge outlet, the upper discharge outlet and the defrosting discharge outlet are formed in the upper shell, and the upper shell comprises at least one defrosting discharge outlet and at least one upper discharge outlet. By means of the arrangement mode, the performance of the heating m