A kind of electromagnetic AC contactor

A kind of electromagnetic AC contactor

  • CN 101,916,691 B
  • Filed: 09/07/2010
  • Issued: 10/28/2015
  • Est. Priority Date: 09/07/2010
  • Status: Active Grant
First Claim
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1. an electromagnetic energy-saving noise elimination A.C. contactor, primarily of electromagnetic system (3), main contacts system (8), auxiliary contact system (1), base (2) forms, it is characterized in that:

  • the base (2) between electromagnetic system (3) and main contacts system (8) is fixed with the rectangle bent axle frame (6) of front apron with " U " v notch v, bent axle frame (6) is provided with bent axle (9), the connecting rod neck of bent axle (9) is hinged with " L " shape connecting rod (5), " L " shape connecting rod (5) is hinged with the moving magnet backplate (4) of electromagnetic system (3), the height of " U " v notch v of bent axle frame (6) can >

    =oscillating quantity of " L " shape connecting rod (5), the base (2) of main contacts system (8) side is also fixed with solenoid actuator (7), the sidewall of bent axle frame (6) main contacts system (8) side has solenoid actuator (7) magnetic post passing hole, solenoid actuator (7) magnetic post passing hole is at the rear portion of the trunnion of bent axle (9), the upper change point of solenoid actuator (7) magnetic post is a little less than the lower-limit point of the trunnion of bent axle (9), the backboard of bent axle frame (6) is provided with normally closed sensitive switch (10), normally closed sensitive switch (10) is just in time backed down when the connecting rod neck of bent axle (9) reaches rear dead point, normally closed sensitive switch (10) is made to be in off-state.

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