Automobile fan clutch

• Main Authors: WANG TONGQUAN, WANG GUIYUE, ZHONG WEIQUAN
• Format: Patent
• Language: Chinese; English
• Published: 14.08.2013
• Subjects: BLASTING; BRAKES; CLUTCHES; COOLING OF INTERNAL-COMBUSTION ENGINES; COOLING OF MACHINES OR ENGINES IN GENERAL; COUPLINGS FOR TRANSMITTING ROTATION; ENGINE PLANTS IN GENERAL; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MACHINES OR ENGINES IN GENERAL; MECHANICAL ENGINEERING; STEAM ENGINES; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model discloses an automobile fan clutch. The clutch is mainly formed by means of rotationally connecting a fan fixing disc with a transmission shaft through a three-ring bearing with an inner ring, a middle ring and an outer ring. The clutch is characterized in that a drive disc is fixedly connected to the end face of the inner side of a middle ring sleeve of the three-ring bearing; a plurality of permanent magnets are connectedly distributed on the inner end face of the drive plate, and are corresponding to flexible magnets connected to the end face of an inner cavity of the fan fixing disc; and a spring piece is connected to the outer end face of the drive disc and elastically connected with an inner suction disc. The drive disc and the fan fixing disc are connected for transmission by one three-ring bearing, a second bearing for connection in the prior art is omitted, the automobile fan clutch is compact in structure and small in size, and production cost is lowered; and since the three-ring b