(CN204874629U) 本实用新型公开了一种管式热处理炉活接头，它包括锁紧套（1）、连接套（2）、盖套（7），盖套上设置有出气管（8），出气管的出气孔（9）与盖套一侧的排气孔（11）相连通，锁紧套和盖套的外壁均与连接套内壁螺纹配合，连接套内壁设置有第一轴向凸肩（10）和第二轴向凸肩（5），锁紧套和第一轴向凸肩之间设置有挤压膨胀密封圈（3），第一轴向凸肩和第二轴向凸肩之间设置有平衡保护圈（4），盖套和连接套之间设置有外密封圈（6），它由于设置了挤压膨胀密封圈和平衡保护圈，密封更加可靠，更好地保护了易碎的玻璃管和陶瓷管，连接更加牢固；各部件均使用螺纹活动连接，拆装方便快捷，使用安全；取放热处理物件更加方便。
(CN204874629U) 1. A tubular heat treatment Furnace live joint, characterized in: it comprises a locking sleeve(1), sleeve(2), cover housing(7), the cover sleeve is provided with an outlet duct(8), the trachea with the lid to one end of an exhaust port(11) side core vents(9) in communication with, the locking sleeve and threadedly engaged with the connection sleeve covers the outside of the inner wall, an inner wall provided with an axial shoulder and the(10) coupling sleeve peripheral shoulder(5), 1st 2nd 1st axial shoulder is provided between a locking coating and coextrusion inflation sealing rings(3), 1st 2nd axial shoulder between the axial shoulder and provided with a retainer(4), the cover housing and a connecting sleeve, the outer sealing rings(6) are provided between 1st axial shoulder width is greater than the axial shoulder width of 2nd, 2nd axial shoulder width is greater than the width of a radial flange(16).
(CN204874629U) LEGAL DETAILS FOR CN204874629 Utility Model Actual or expected expiration date=2025-08-28 Legal state=ALIVE Status=GRANTED Event publication date=2015-08-28 Event code=CN/APP Event indicator=Pos Event type=Examination events Application details Application country=CN CN201520656111 Application date=2015-08-28 Standardized application number=2015CN-U656111 Event publication date=2015-12-16 Event code=CN/U Event indicator=Pos Event type=Event indicating In Force Registered Utility Model Publication country=CN Publication number=CN204874629 Publication stage Code=U Publication date=2015-12-16 Standardized publication number=CN204874629U Event publication date=2015-12-16 Event code=CN/C14 Event indicator=Pos Event type=Event indicating In Force Granted
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