Reversing combination switch with safety lock for electric apparatus

The utility model provides a reversing combination switch with a safety lock for an electric instrument, which comprises a reversing switch component, a safety lock component and a shell, and is characterized in that the reversing switch component comprises a pull button, a long shaft, a first cam and a second cam group; the long shaft is supported in the shell, one end of the long shaft extends out of the shell and is connected with the pull knob, the second cam group is mounted at the other end of the long shaft, and the second cam group respectively triggers the corresponding first microswitches mounted in the shell by rotating the pull knob to different angles; the first cam is mounted in the middle of the long shaft; and the safety lock component comprises a locking mechanism, is in contact with the first cam through the locking mechanism and is used for locking the first cam. The utility model has the advantages of compact structure, convenience in use, simplicity and reliability in reversing, positioni