CN1273324A - Electronic oil injection system with mechanical gasoline pump for locomotive engine - Google Patents
Electronic oil injection system with mechanical gasoline pump for locomotive engine Download PDFInfo
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- CN1273324A CN1273324A CN 99106024 CN99106024A CN1273324A CN 1273324 A CN1273324 A CN 1273324A CN 99106024 CN99106024 CN 99106024 CN 99106024 A CN99106024 A CN 99106024A CN 1273324 A CN1273324 A CN 1273324A
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- gasoline pump
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- 239000003502 gasoline Substances 0.000 title claims abstract description 89
- 230000003137 locomotive effect Effects 0.000 title claims abstract description 50
- 238000002347 injection Methods 0.000 title claims abstract description 45
- 239000007924 injection Substances 0.000 title claims abstract description 45
- 239000007858 starting material Substances 0.000 claims abstract description 8
- 239000003921 oil Substances 0.000 claims description 86
- 239000000446 fuel Substances 0.000 claims description 20
- 230000005540 biological transmission Effects 0.000 claims description 14
- 239000013078 crystal Substances 0.000 claims description 14
- 238000010304 firing Methods 0.000 claims description 10
- 239000000945 filler Substances 0.000 claims description 8
- 239000002828 fuel tank Substances 0.000 claims description 6
- 239000010705 motor oil Substances 0.000 claims 2
- 230000009183 running Effects 0.000 description 11
- 230000005611 electricity Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 4
- 238000002485 combustion reaction Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Abstract
An electronic oil injection system with mechanical gasoline pump for locomotive engine is composed of engine and its control module, gasoline nozzle and mechanical gasoline pump driven by engine crankshaft or camshaft or speed-varying case or gear of pedal starter. Said mechanical gasoline pump can pressurize the oil from oil tank and then deliver it to the nozzle of electronic oil-inection engine, where gasoline is mixed with air and then injected into engine. It features that the said gasoline pump does not consume electric energy.
Description
The present invention relates to a kind of locomotive electronic oil injection automotive engine system, relate to a kind of locomotive engine electronic oil injection system or rather with mechanical gasoline pump.
Locomotive adopts the Carburetor engine usually, gasoline in the fuel tank flow under action of gravity in the gasoline storage chamber of Carburetor, when engine running, adjust the air inlet amount of Carburetor by throttle valve, and in the petrol jet place of Carburetor generation vacuum, and, and enter engine combustion after the air mixing with gasoline sucking-off from the gasoline of Carburetor storage chamber.This kind Carburetor engine relatively simple for structure, and still available riding starts engine when storage battery does not have electricity, makes engine running.Yet, because of the Carburetor engine can't accurate Calculation and control fuel delivery and Air mixing than and oil spout and firing time, can cause partial combustion and reduce fuel efficiency, not only increase oil consumption and also cause atmospheric pollution.
Along with the reinforcement of environmental consciousness and the development of electronics technology, widespread usage electronic oil injection engine in the locomotive promotes the fuel efficiency of engine and reduces pollution level to air.A kind of locomotive electronic oil injection automotive engine system shown in Fig. 1 comprises engine 10, engine control unit 11 (microprocessor), igniting crystal 12, petrol jet 13, relay 14, motor type petrol pump 15, storage battery 16, gasoline filter 17, air inlet pressure sensor 101, intake air temperature sensor 102, oil temperature sensor 103, crankshaft angle sensor 104 and throttle position switch 105.When engine running, air inlet pressure sensor 101, intake air temperature sensor 102, oil temperature sensor 103, crankshaft angle sensor 104 and throttle position switch 105 are with the various types of signal input engine control unit 11 that senses, through the precision calculating of engine control unit 11 and to relay 14 output control signals, control ignition crystal 12 and petrol jet 13 actions, come fuel delivery and the Air mixing oil spout when and the firing time of accurate Control Engine 10, finally reach and improve the engine fuel efficiency and reduce the air-polluting purpose.
Though above-mentioned locomotive electronic oil injection automotive engine system is fuel delivery and the Air mixing oil spout when and the firing time of Control Engine 10 accurately, but motor type petrol pump 15 need have enough electric power to turn round, so that gasoline is conducted to petrol jet 13, spray into engine 10 internal combustion.With regard to present locomotive generator, its generated energy only is enough to for the load of former locomotive used, as headlight, indicator, the lamp of waiting, brake light, loudspeaker etc., after increasing motor type petrol pump 15, will consume the generated energy of a large amount of generators, thereby cause electric weight not enough and make and cut the engine, with regard to the locomotive generator energy use and distribute with regard to, be very uneconomic.Moreover, can't start when the storage battery power shortage or when not having electricity, even start in foot-operated mode, because of the electric power of generator still deficiency thereby cause can't starting engine in foot-operated mode so that the running of motor type petrol pump at all.
The objective of the invention is to design a kind of locomotive engine electronic oil injection system with mechanical gasoline pump, promote the fuel efficiency of engine and reduce atmospheric pollution by mechanical gasoline pump is set, improve the use and the allocative efficiency of locomotive generator energy, and when the storage battery power shortage or when not having electricity, this mechanical gasoline pump still can provide enough amount of fuel and fuel pressures to the engine electronic oil injection system, and the mode of can riding starts engine, makes locomotive electronic oil injection automotive engine system obtain simplifying simultaneously.
The object of the present invention is achieved like this: a kind of locomotive engine electronic oil injection system with mechanical gasoline pump comprises engine, engine control unit, igniting crystal, petrol jet, relay, petrol pump, air inlet pressure sensor, intake air temperature sensor, oil temperature sensor, crankshaft angle sensor and throttle position switch; The output of air inlet pressure sensor, intake air temperature sensor, oil temperature sensor, crankshaft angle sensor and throttle position switch is connected with engine control unit respectively, engine control unit output connects igniting crystal and petrol jet by relay, and it is characterized in that: described petrol pump is a mechanical gasoline pump; The mechanical driving mechanism of mechanical gasoline pump and engine connects; Mechanical gasoline pump connects by oil pipe and petrol jet.
The mechanical driving mechanism of described engine is the camshaft of engine.
The mechanical driving mechanism of described engine is the bent axle of engine.
Described mechanical gasoline pump and gearbox connect.
The gear of described mechanical gasoline pump and foot-operated starter connects.
Described engine control unit, air inlet pressure sensor, intake air temperature sensor, oil temperature sensor, crankshaft angle sensor, throttle position switch and igniting crystal are combined to form an engine control module.
Mechanical gasoline pump of the present invention mainly comprises fixed base, pump casing, rotor and pump enclosing cover, and pump is covered with filler opening outward, and the gasoline of oil feeding reservoirs is entered in the mechanical gasoline pump by filler opening through oil pipe and pressurizes; Pump casing is provided with oil outlet, and the gasoline after the pressurization is delivered to oil nozzle by oil outlet; Fixed base is fixed in the appropriate position of engine with pump casing, and in pump casing, the transmission shaft that combines with rotor finally makes the rotor running of mechanical type oil pump by drives such as the camshaft of engine or bent axles to the pump enclosing cover with rotor seal.
Locomotive engine electronic oil injection system with mechanical gasoline pump of the present invention, by engine, engine control unit, the igniting crystal, petrol jet, relay, mechanical gasoline pump, storage battery, gasoline filter, air inlet pressure sensor, intake air temperature sensor, oil temperature sensor, crankshaft angle sensor and throttle position switch are formed, behind the mechanical gasoline pump of fuel oil in the fuel tank via the bent axle of engine or camshaft actuated running, the nozzle that existing enough oil masses and oil pressure are sent to the electronic oil injection engine burns and gasoline and air fully are mixed in the engine.
Locomotive engine electronic oil injection system with mechanical gasoline pump of the present invention, because of its mechanical gasoline pump is that bent axle or camshaft by engine directly drives running, do not consume the electric energy of locomotive generator, thereby make the locomotive generator energy be enough to supply other electrical load use.When the storage battery power shortage or when not having electricity, can also start engine in foot-operated mode.Locomotive electronic oil injection automotive engine system of the present invention is fuel delivery and the Air mixing oil spout when and the firing time of Control Engine accurately, thereby can effectively promote the engine fuel efficiency and reduce atmospheric pollution.
Further specify technology of the present invention below in conjunction with embodiment and accompanying drawing.
Fig. 1 is the structural representation of traditional locomotive electronic oil injection automotive engine system
Fig. 2 is the structural representation of locomotive electronic oil injection automotive engine system of the present invention
Fig. 3 is the three-dimensional decomposition texture schematic representation of mechanical gasoline pump of the present invention
Fig. 4 is the composite structure cross-sectional schematic of mechanical gasoline pump
Address before Fig. 1 illustrates, repeat no more.
Referring to Fig. 2, locomotive engine electronic oil injection system with mechanical gasoline pump of the present invention mainly comprises engine 20, engine control unit 21 (microprocessor), igniting crystal 22, petrol jet 23, relay 24, mechanical gasoline pump 30, storage battery 26, gasoline filter 28, air inlet pressure sensor 201, intake air temperature sensor 202, oil temperature sensor 203, crankshaft angle sensor 204 and throttle position switch 205.Wherein, mechanical gasoline pump 30 is driven by the bent axle or the camshaft 211 (referring to Fig. 3, Fig. 4) of engine 20.
When engine 20 started running, mechanical gasoline pump 30 was sent to the petrol jet 23 of electronic oil injection engine after with the filtration of the oil storage in the fuel tank 27 via gasoline filter 28, and gasoline and air mixing enter in the engine 20 burns.The suction pressure of air inlet pressure sensor 201 sensing engines 20, the intake temperature of intake air temperature sensor 202 sensing engines 20, the oil temperature of oil temperature sensor 203 sensing engines 20, the crankshaft angles of crankshaft angle sensor 204 sensing engines 20, the throttle position of throttle position switch 205 sensing engines 20, and sensing signal is sent to engine control unit 21 (microprocessor) handles computing.Engine control unit 21 (microprocessor) accurately calculates fuel delivery and the air mixing oil spout when and the firing time of petrol jet 23 according to the sensing signal of each sensor, and respectively to igniting crystal 22 and petrol jet 23 output control signals, the fuel delivery of the firing time of control ignition crystal 22 and petrol jet 23 and air mixing be injection time when.
Locomotive electronic oil injection automotive engine system of the present invention, its mechanical gasoline pump 30 are directly to drive running by the bent axle of engine 20 or camshaft 211, do not consume the electric energy of locomotive generator, thereby make the energy of locomotive generator be enough to supply other electrical load use.When the power shortage of storage battery 26 or when not having electricity, can start engine 20 in foot-operated mode.
Engine control unit 21 of the present invention, igniting crystal 22, air inlet pressure sensor 201, intake air temperature sensor 202, oil temperature sensor 203, crankshaft angle sensor 204 and throttle position switch 205 can be designed to an engine control module, are used to control the fuel delivery of petrol jet 23 and air mixing injection time when.
In conjunction with referring to Fig. 2, Fig. 3, mechanical gasoline pump 30 of the present invention mainly comprises fixed base 31, pump casing 32, rotor 33 and pump enclosing cover 34.Pump enclosing cover 34 is provided with filler opening 35, and the gasoline of oil feeding reservoirs 27 enters mechanical gasoline pump 30 through oil pipe 25 by filler opening 35.Pump casing 32 is provided with oil outlet 36, and the gasoline after the pressurization is delivered to petrol jet 23 by oil outlet 36.Fixed base 31 is fixed in the appropriate position of engine 20 with pump casing 32, rotor 33 runnings that drive mechanical gasoline pumps 30 by transmission shaft 40 by the cam or the bent axle 211 of engine 20.
In conjunction with referring to Fig. 3, Fig. 4, the mechanical gasoline pump 30 of preferred embodiment of the present invention, its fixed base 31 is in the form of annular discs, have a base 311 and and be surrounded on the collar flange 312 of base 311 peripheries, base 311 central authorities are provided with axis hole 313, axis hole 313 peripheries are provided with several joining holes 314, and collar flange 312 is provided with several fixed holes 315.One bearing 41 is set in the axis hole 313 for transmission shaft 40 rotations, and in conjunction with the driving key 39 of mechanical gasoline pump 30.Several bolts 316 pass joining hole 314 and fixed base 31 are fixed in the appropriate position of engine 20 shells, or are fixed in the appropriate position of gear-box case.Pump casing 32 is also in the form of annular discs, be sheathed in the collar flange 312 of fixed base 31, screw 317 pass the fixed hole 315 on the fixed base 31 and lock, mounted pump shell 32.Pump casing 32 has a base 321 and is surrounded on the collar flange 322 of base 321 peripheries, base 321 central authorities are provided with axis hole 323, collar flange 322 is provided with 36, one of oil outlets envelope 38 and is sheathed in the axis hole 323 and wears rotation for driving key 39, and in conjunction with transmission shaft 40.Rotor 33 is sheathed in the pump casing 32 and by driving key 39 rotary driving.Pump enclosing cover 34 and oil sealing 37 merge rotor 33 sealed junctions and are fixed in the pump casing 32, passed in the screw 324 that is screwed together in behind the joining hole 342 on the pump enclosing cover 34 on pump casing 32 collar flanges 322 by bolt 341, and pump enclosing cover 34 is fixed on the pump casing 32.The filler opening 35 that is provided with on the pump enclosing cover 34 enters for the gasoline from fuel tank 27 and oil pipe 25, and the gasoline after rotor 33 pressurizations is delivered to petrol jet 23 places by the oil outlet on the pump casing 32 36.
Locomotive engine electronic oil injection system with mechanical gasoline pump of the present invention, because of its mechanical gasoline pump is to drive running by the bent axle of engine or the direct geared of camshaft, gearbox or foot-operated starter, do not consume the electric energy of locomotive generator, thereby make the locomotive generator energy be enough to supply other electrical load, can effectively distribute and utilize the energy of locomotive generator, when the storage battery power shortage or when not having electricity, can start engine with foot-operated Starting mode.Locomotive electronic oil injection automotive engine system of the present invention is fuel delivery and the air mixing oil spout when and the firing time of Control Engine accurately, thereby can effectively promote the engine fuel efficiency and reduce atmospheric pollution.
Though the foregoing description is a preferred embodiment, be not to be used to limit technology of the present invention, modification and change that any those skilled in the art are done in the technology of the present invention scope all should fall in the scope that claim of the present invention defines.
Claims (18)
1. locomotive engine electronic oil injection system with mechanical gasoline pump, comprising: one has the engine of petrol jet; The air inlet pressure sensor of one sensing engine air admittance pressure; The intake air temperature sensor of one sensing engine air admittance temperature; The oil temperature sensor of one sensing engine oil temperature; The crankshaft angle sensor of one sensing engine crankshaft angle; The throttle position switch of one sensing engine throttle position; One igniting crystal; One engine control unit is characterized in that: also include a mechanical gasoline pump, gasoline is supplied to the petrol jet place of described engine; Described engine control unit is according to the sensing signal of air inlet pressure sensor, intake air temperature sensor, oil temperature sensor, crankshaft angle sensor and throttle position switch, calculate fuel delivery and the air mixing oil spout when and the firing time of petrol jet, and outputing control signals to described igniting crystal and petrol jet respectively, the firing time of control ignition crystal and the fuel delivery of petrol jet and air mixing be injection time when.
2. a kind of locomotive engine electronic oil injection system according to claim 1 with mechanical gasoline pump, it is characterized in that: described mechanical gasoline pump includes fixed base, pump casing, rotor and pump enclosing cover; Described pump covers outward and is provided with filler opening, is connected with fuel tank by oil pipe; Described pump casing is provided with oil outlet, is connected with the petrol jet of engine by oil pipe, and repressuring gasoline is delivered to petrol jet; Fixed base is fixed on the engine, and pump casing is fixed in the fixed base, and in pump casing, the pump enclosing cover is fixed on the pump casing pump enclosing cover with rotor seal; Also include the transmission shaft in conjunction with rotor, transmission shaft and engine connect.
3. a kind of locomotive engine electronic oil injection system with mechanical gasoline pump according to claim 2 is characterized in that: the camshaft of described transmission shaft and engine connects.
4. a kind of locomotive engine electronic oil injection system with mechanical gasoline pump according to claim 2 is characterized in that: the bent axle of described transmission shaft and engine connects.
5. a kind of locomotive engine electronic oil injection system with mechanical gasoline pump according to claim 1 and 2 is characterized in that: also include gearbox, described transmission shaft and gearbox connect.
6. a kind of locomotive engine electronic oil injection system with mechanical gasoline pump according to claim 1 and 2 is characterized in that: also include foot-operated starter, the gear of described transmission shaft and foot-operated starter connects.
7. locomotive engine electronic oil injection system with mechanical gasoline pump, comprising: one has the engine of petrol jet, it is characterized in that: also include a mechanical gasoline pump, gasoline is supplied to the petrol jet place of described engine; Also include engine control module, calculate fuel delivery and the air mixing oil spout when and the firing time of petrol jet according to the operational situation of engine, and output control signals to petrol jet, the fuel delivery of control petrol jet and air mixing be injection time when.
8. a kind of locomotive engine electronic oil injection system with mechanical gasoline pump according to claim 7 is characterized in that: described mechanical gasoline pump is to be driven by the camshaft of engine.
9. a kind of locomotive engine electronic oil injection system with mechanical gasoline pump according to claim 7 is characterized in that: described mechanical gasoline pump is to be driven by the bent axle of engine.
10. a kind of locomotive engine electronic oil injection system with mechanical gasoline pump according to claim 7, it is characterized in that: described mechanical gasoline pump is driven by gearbox.
11. a kind of locomotive engine electronic oil injection system with mechanical gasoline pump according to claim 7 is characterized in that: described mechanical gasoline pump is by the gear driven of foot-operated starter.
12. a kind of locomotive engine electronic oil injection system according to claim 7 with mechanical gasoline pump, it is characterized in that: described engine control module comprises the air inlet pressure sensor of a sensing engine air admittance pressure, the intake air temperature sensor of one sensing engine air admittance temperature, the oil temperature sensor of one sensing engine oil temperature, the throttle position switch of the crankshaft angle sensor of a sensing engine crankshaft angle, a sensing engine throttle position and the igniting crystal of a control ignition time.
13. a kind of locomotive engine electronic oil injection system with mechanical gasoline pump according to claim 7 is characterized in that: rotor and pump enclosing cover that described mechanical gasoline pump includes fixed base, pump casing, gasoline is pressurizeed; Described pump covers outward and is provided with filler opening, is connected with fuel tank by oil pipe; Described pump casing is provided with oil outlet, is connected with the petrol jet of engine by oil pipe; Fixed base is fixed on the engine, and pump casing is fixed in the fixed base, and rotor is positioned at pump casing; Also include the transmission shaft in conjunction with rotor, transmission shaft and engine connect.
14. a kind of locomotive engine electronic oil injection system with mechanical gasoline pump according to claim 7 is characterized in that: rotor and pump enclosing cover that described mechanical gasoline pump includes fixed base, pump casing, gasoline is pressurizeed; Pump casing is provided with oil outlet; Fixed base is fixed on pump casing the appropriate position of engine; The rotor rotary sleeve is located in the pump casing; In pump casing, pump covers outward and is provided with filler opening the pump enclosing cover with rotor seal; Pass through mechanical connection between rotor and engine.
15. a kind of locomotive engine electronic oil injection system with mechanical gasoline pump according to claim 14 is characterized in that: the camshaft mechanical connection of described rotor and engine.
16. a kind of locomotive engine electronic oil injection system with mechanical gasoline pump according to claim 14 is characterized in that: the bent axle mechanical connection of described rotor and engine.
17., it is characterized in that: described rotor and gearbox mechanical connection according to claim 7 or 14 described a kind of locomotive engine electronic oil injection systems with mechanical gasoline pump.
18. according to claim 7 or 14 described a kind of locomotive engine electronic oil injection systems with mechanical gasoline pump, it is characterized in that: the gear mechanism of described rotor and foot-operated starter connects.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 99106024 CN1273324A (en) | 1999-05-05 | 1999-05-05 | Electronic oil injection system with mechanical gasoline pump for locomotive engine |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 99106024 CN1273324A (en) | 1999-05-05 | 1999-05-05 | Electronic oil injection system with mechanical gasoline pump for locomotive engine |
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CN1273324A true CN1273324A (en) | 2000-11-15 |
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CN 99106024 Pending CN1273324A (en) | 1999-05-05 | 1999-05-05 | Electronic oil injection system with mechanical gasoline pump for locomotive engine |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1313728C (en) * | 2001-11-23 | 2007-05-02 | 杨泰和 | Ignition or fuel injection controller system with auxiliary power supply |
TWI567294B (en) * | 2013-11-21 | 2017-01-21 | 三陽工業股份有限公司 | Fuel supply device |
-
1999
- 1999-05-05 CN CN 99106024 patent/CN1273324A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1313728C (en) * | 2001-11-23 | 2007-05-02 | 杨泰和 | Ignition or fuel injection controller system with auxiliary power supply |
TWI567294B (en) * | 2013-11-21 | 2017-01-21 | 三陽工業股份有限公司 | Fuel supply device |
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