The utility model relates to the technical field of gear boxes, and discloses a gland sealing device for a high-speed gear box, which comprises a self-made joint
assembly and a gear box body, the self-made joint
assembly comprises a first self-made joint body and a second self-made joint body, the first self-made joint body is inserted in the box wall of the gear box body in a penetrating manner, and the second self-made joint body is inserted in the box wall of the gear box body. A second self-made connector body is connected to the end, located outside the gearbox body, of the first self-made connector body, a connecting groove is formed in the end, away from the first self-made connector body, of the second self-made connector body, a
cable gland is connected into the connecting groove in one end of the second self-made connector body in a threaded mode, and a rubber
gasket is arranged between the
butt joint positions of the first self-made connector body and the second self-made connector body. A
water heating elbow is fixedly installed at the end, located in the gear box body, of the first self-control connector body, and an
electric control wire extending into the first self-control connector body and the second self-control connector body is inserted into the open end of the
water heating elbow. The air pressure
oil mist leakage preventing device can well solve the problem of leakage caused by air pressure
oil mist and has the advantages of being good in sealing effect, high in practicability and the like.