Diesel engine fuel oil injection electrically-controlled unit combination pump for non-road mobile machinery

Diesel engine fuel oil injection electrically-controlled unit combination pump for non-road mobile machinery

  • CN 105,240,177 A
  • Filed: 11/03/2015
  • Published: 01/13/2016
  • Est. Priority Date: 11/03/2015
  • Status: Active Application
First Claim
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1. non-rice habitats mechanically moving fuel jet electronic combination unit pump of diesel engine, comprising:

  • The pump housing;

    One is arranged on the camshaft in the pump housing;

    The external side-lower of installation pump is by the oil transfer pump assembly of camshaft actuated, and fuel oil pumps in the high-pressure oil duct in the pump housing by described oil transfer pump assembly;

    Some covers are installed on the electronically controlled unit pump on the pump housing side by side, and the plunger in described electronically controlled unit pump is controlled by described camshaft;

    The fuel oil compression that described plunger will be entered by high-pressure oil duct in plunger cavity, the solenoid valve on described electronically controlled unit pump is controlled by ECU control gear, so that the fuel oil compressed in plunger cavity is sprayed into cylinder.It is characterized in that, also comprise;

    Be arranged on the valve camshaft of described camshaft or diesel engine or take turns with the phase detector signal on the axle of valve camshaft concentric;

    Described phase detector signal takes turns the signal generating part being provided with many one of electronically controlled unit pump quantity described in number ratio;

    The described pump housing or diesel engine are also provided with in order to detected phase sensor take turns signal generating part there is the phase detector of signal, described phase detector by Signal transmissions to described ECU control gear.

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