Metadata
Author: patents-wipo
Data
English[en]
A connection screw nut for dedicated use in split air conditioning refrigerant connection pipelines, characterised in that: between a connection screw nut threaded inner hole (14) and a smooth wall inner hole (19) is a screw nut inner conical bore (7), a conical sleeve (10) used for mating being disposed within said screw nut inner conical bore (7), a conical sleeve inner conical bore (21) being disposed at the bottom of the conical sleeve hole; when connected, an outer frustrum (5) on a connector (1) presses a bellmouth (8), the bellmouth (8) presses the conical sleeve inner conical bore (21), and a conical sleeve conical oblique angle (22) is pressed between the screw nut inner conical bore (7) and a connection pipe (13) to form a connection pipe seal; the bellmouth (8) is pressed between the connector outer frustrum (5) and the conical sleeve inner conical bore (21) to form a bellmouth seal.
Chinese[zh]
一种专用于分体式空调制冷剂连接管路的连接螺母,其特征是:连接螺母螺纹内孔(14)和光壁内孔(19)之间为螺母内锥孔(7),螺母内锥孔(7)内设有配套使用的锥套(10),锥套孔底设锥套内锥孔(21),连接时,接头(1)上的外锥台(5)挤压喇叭口(8),由喇叭口(8)挤压锥套内锥孔(21)并将锥套锥斜角(22)挤压在螺母内锥孔(7)和连接管(13)之间实现连接管密封,喇叭口(8)被挤压于接头外锥台(5)和锥套内锥孔(21)之间实现喇叭口密封。