Sealing device

• Main Authors: WANG YEJIAN, LING YISHU, DONG NANNAN, GU RUNDA, YU YING
• Format: Patent
• Language: Chinese; English
• Published: 09.06.2017
• 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 sealing device can prevent grease independently sealed lip and the leakage of dust lip portion. Sealing device includes: the beaded finish, it is the ring -type around the axis, and the elasticity somatic part, it is formed and is wound by the elastomer the axis is the ring -type, and this elasticity somatic part has the sealing, and this sealing includes: the primary seal lip, it winds the axis is the ring -type, the secondary seal lip, it winds the axis is the ring -type, and more is close to than this primary seal lip one side on the axis direction, and dust lip, it winds the axis is the ring -type, and more is close to than this secondary seal lip one side be formed with 1 at least slit on the secondary seal lip, this slit along the axis direction extends, will the disconnection of secondary seal lip, dust lip's the part orientation including the front end at least of inclining in interior week opposite side on the axis direction. 本实用新型提供密封装置，能够防止油脂自主密封唇部和防尘唇部泄漏。密封装置包括：加强环，其绕轴