A jar switch is locked to simple and practical's elongated that adds

The utility model provides a jar switch is locked to simple and practical's elongated that adds mainly includes switch base (1), switch main part (2), operating handle (4) and transfer line (3), and install on switch base (1) switch main part (2), and transfer line (3) one end links to each other with the rotation operations input of switch main part (2), and the other end links to each other with operating handle (4). Distance between the visual lock of transfer line (3) length jar switch and the emergency exit and deciding, the staff can operate the cage switch range gate main part (2) emergency exit far away outside, have the operation safely, convenience, the advantage of saving time. Simultaneously the utility model discloses still have guard shield (5), too big bending takes place for transfer line in the time of not only can preventing to operate (3), can also play the protective action to transfer line (3), consequently the utility model discloses still has the advantage that the reliability is high.