Actuator for intake manifold

Actuator for intake manifold

  • CN 105,556,090 A
  • Filed: 06/26/2014
  • Published: 05/04/2016
  • Est. Priority Date: 06/27/2013
  • Status: Active Application
First Claim
Patent Images

1. an intake manifold actuator, rotate for the vario valve making to be configured at runner inside in the mode that can change air intake path changeably at the runner of the intake manifold of vehicle, the feature of above-mentioned intake manifold actuator is, comprising:

  • Shell, has the negative pressure space portion for the formation of negative pressure;

    Working part, the pressure by the air in above-mentioned negative pressure space portion of coming in and going out carrys out work, thus above-mentioned vario valve is rotated;

    Exhaust flow path, is arranged at the side of above-mentioned shell, and comes to be connected with outside negative pressure feeding source by outlet pipe in the mode forming negative pressure in above-mentioned negative pressure space portion;

    Air-breathing stream, is arranged at the inside of above-mentioned shell, for flowing into the outside air making above-mentioned negative pressure space portion boost;

    Spool bore, is arranged at the inside of above-mentioned shell, for accommodating valve body in the mode be connected with above-mentioned exhaust flow path and air-breathing stream;

    Air discrepancy stream, is arranged at the inside of above-mentioned shell in the mode be connected with above-mentioned negative pressure space portion and spool bore;

    Valve body, is arranged at above-mentioned spool bore in the mode that can slide, for optionally carrying out opening and closing to above-mentioned exhaust flow path and air-breathing stream;

    AndSolenoid unit, for making above-mentioned valve body work.

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