Configuration type universal mechanical sealing device

• Main Author: SHU KAIJUN
• Format: Patent
• Language: Chinese; English
• Published: 06.03.2013
• Subjects: BLASTING; CYLINDERS; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; PISTONS; SEALINGS; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model provides a configuration type universal mechanical sealing device which comprises a shaft sleeve, a movable ring, a static ring, springs, a shaft locking nut and a static ring seat. The static ring is nested on the static ring seat, a convex ring is arranged on the outer wall of one end of the shaft sleeve, the movable ring is sleeved on the shaft sleeve, one end of the movable ring is in contact with the convex ring, the other end of the movable ring is in contact with the static ring, the springs are arranged between the static ring seat and the static ring, notches are arranged at the other end of the shaft sleeve, and the shaft locking nut is sleeved at the end, which is provided with the notches, of the shaft sleeve and is matched with the shaft sleeve. As the notches are arranged on the side wall of the shaft sleeve, the shaft sleeve has certain expansion and contraction properties, the end, which is provided with the notches, of the shaft sleeve deforms by means of turning the shaft l