CN109026268A - A kind of clean type engine gasoline and oil separating device - Google Patents

A kind of clean type engine gasoline and oil separating device Download PDF

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Publication number
CN109026268A
CN109026268A CN201810692821.4A CN201810692821A CN109026268A CN 109026268 A CN109026268 A CN 109026268A CN 201810692821 A CN201810692821 A CN 201810692821A CN 109026268 A CN109026268 A CN 109026268A
Authority
CN
China
Prior art keywords
knockout drum
oil
conduit
tube
gasoline
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810692821.4A
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Chinese (zh)
Inventor
汪伟
贝绍轶
刘若晨
汪永志
杭卫星
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu University of Technology
Original Assignee
Jiangsu University of Technology
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jiangsu University of Technology filed Critical Jiangsu University of Technology
Priority to CN201810692821.4A priority Critical patent/CN109026268A/en
Publication of CN109026268A publication Critical patent/CN109026268A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M11/00Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
    • F01M11/03Mounting or connecting of lubricant purifying means relative to the machine or engine; Details of lubricant purifying means

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)

Abstract

The present invention discloses a kind of clean type engine gasoline and oil separating device, is related to gasoline in-cylinder direct fuel-injection engine field.It includes engine, oil well pump, electric heater and knockout drum, and oil sump is connected to by oil well pump with U-tube arrival end sealing in electric heater;U-tube outlet end is connected to injector seals in knockout drum;Knockout drum is connected to by conduit with the air inlet seal of tube;Electric heater is connected by conducting wire with slide rheostat, switch and automobile storage battery;U-tube outlet end is equipped with temperature sensor, and measuring head sealing is protruded into U-tube;Temperature sensor is connect by conducting wire with thermometer;Knockout drum bottom is connected to by conduit with crankcase intracavity sealing;Conduit is equipped with reflux pump close to knockout drum bottom end;Before air throttle is located at conduit and the connecting portion of air inlet pipe in air inlet pipe.The present invention separates gasoline in machine oil, reduces gasoline content in machine oil, to improve oil lubricating performance, while being cleaned using the gasoline vapour that knockout drum is isolated to air throttle.

Description

A kind of clean type engine gasoline and oil separating device
Technical field
The present invention relates to gasoline in-cylinder direct fuel-injection engine field, especially a kind of clean type engine gasoline is separated with machine oil Device.
Background technique
For direct fuel-injection engine during the cold operation after engine just starts, water temperature and oil temperature are lower than normal work Temperature when making, also below temperature when working normally, the gasoline sprayed into cylinder occurs the temperature of cylinder since temperature is low The case where atomization badness, biggish gasoline drop can flee along the gap between the end gap or piston and casing wall of piston to crankshaft In case, so that gasoline be made to be mixed into the machine oil in crankcase, cause machine oil contaminated, the greasy property decline of machine oil.Especially It is run at a low speed for a long time after vehicle launch or often when driving, engine is in cold conditions for a long time for short distance, in crankcase Oil level can be dramatically increased due to big scurrying into for petrol, reduce the service life of machine oil.
Due to the operation of the crankcase ventilation system of engine, it is easy to be stained with from crankcase on the air throttle of engine The oil droplet in machine oil steam in ventilation process and generate carbon distribution, it is therefore desirable to the greasy dirt of the machine oil deposition on air throttle is carried out Cleaning in time.In manifold injected engine, the gasoline drop sprayed into air inlet pipe can clean the greasy dirt on air throttle, but cylinder The gasoline of interior direct fuel-injection engine is in direct cylinder injection, so air throttle can not be cleaned using the gasoline sprayed.
Summary of the invention
To solve the above problems existing in the prior art, the present invention provides a kind of clean type engine gasoline and separates with machine oil Device.
To achieve the above object, the present invention adopts the following technical solutions:
A kind of clean type engine gasoline and oil separating device, it includes engine, oil well pump, electric heater and separation Tank, the arrival end of oil well pump are connected to the oil sump sealing in engine;U-tube in the outlet end and electric heater of oil well pump Arrival end sealing connection;The outlet end of U-tube is connected to the injector seals in knockout drum;Knockout drum passes through third conduit and starts Air inlet seal of tube connection in machine;Electric heater is connected by the first conducting wire with slide rheostat, switch and automobile storage battery composition Circuit;The outlet end of U-tube is equipped with temperature sensor;The measuring head of temperature sensor hermetically protrudes into U-tube;Temperature sensing Device is connect by the second conducting wire with thermometer;The bottom of knockout drum is close by the inner cavity of the 4th conduit and the crankcase in engine Envelope connection;4th conduit is equipped with reflux pump close to one end of the bottom of knockout drum;Air throttle in air inlet pipe is located at third conduit Before the connecting portion of air inlet pipe.
Further, the generator after starting constantly charges to automobile storage battery.
Further, the outlet end of oil well pump is connected to by the first conduit with the arrival end of the U-tube in electric heater;It is U-shaped The outlet end of pipe is connected to by the second conduit with the spray head in knockout drum.
The utility model has the advantages that
1. clean type engine gasoline and oil separating device of the invention separates the gasoline in machine oil, machine is reduced The content of gasoline in oil, to improve the greasy property of machine oil.After engine operates a period of time, when reaching its normal work Temperature, the gasoline atomizing effect sprayed into cylinder reaches producer's requirement, and the amount of gasoline scurried into crankcase substantially reduces.
2. clean type engine gasoline and oil separating device of the invention are steamed using the gasoline separated in knockout drum Gas, into air inlet pipe after when passing through air throttle, air throttle is cleaned, removes the machine oil liquid being adhered on air throttle in time Drop guarantees the cleaning of air throttle, guarantees that solar term door pivot smooth rotation, throttle valve can muchly keep operating normally.
Detailed description of the invention
Fig. 1 is the clean type engine gasoline of one embodiment of the invention and the structural schematic diagram of oil separating device;
In figure: 1- engine, 101- oil sump, 102- air inlet pipe, 103- crankcase, 104- cylinder, 105- air throttle, 2- Oil well pump, 3- electric heater, 301-U type pipe, 4- knockout drum, 401- spray head, the first conduit of 501-, the second conduit of 502-, 503- Three conduits, the 4th conduit of 504-, the first conducting wire of 601-, the second conducting wire of 602-, 7- slide rheostat, 8- switch, 9- automobile electric power storage Pond, 10- temperature sensor, 11- thermometer, 12- reflux pump.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples.
The present embodiment proposes a kind of clean type engine gasoline and oil separating device, as shown in Figure 1, it includes engine 1, oil well pump 2, electric heater 3 and knockout drum 4, the arrival end of oil well pump 2 are connected to the sealing of oil sump 101 in engine 1;Oil pumping The outlet end of pump 2 is connected to by the first conduit 501 with the sealing of the arrival end of the U-tube 301 in electric heater 3;U-tube 301 goes out Mouth end is connected to by the second conduit 502 with the sealing of spray head 401 in knockout drum 4;Knockout drum 4 passes through third conduit 503 and starts Air inlet pipe 102 in machine 1 seals connection;Electric heater 3 passes through the first conducting wire 601 and slide rheostat 7, switch 8 and automobile electric power storage Pond 9 forms series circuit;The outlet end of U-tube 301 is equipped with temperature sensor 10;The measuring head of temperature sensor 10 is hermetically stretched Enter in U-tube 301;Temperature sensor 10 is connect by the second conducting wire 602 with thermometer 11;The bottom of knockout drum 4 passes through the 4th Conduit 504 is connected to the bore seal of the crankcase 103 in engine 1;4th conduit 504 is close to the one of the bottom of knockout drum 4 End is equipped with reflux pump 12;Air throttle 105 in air inlet pipe 102 be located at third conduit 503 and air inlet pipe 102 connecting portion it Before.
The working principle of the present apparatus is: the machine oil extraction in oil sump 101 being sent into U-tube 301 using oil well pump 2, U Type pipe 301 is arranged in electric heater 3, when machine oil passes through U-tube 301, heat exchange can be carried out with the electric heater 3, to mention The temperature of high machine oil.The temperature of machine oil is increased to 80-100 DEG C, and machine oil is sent in knockout drum 4 by the second conduit 502 On spray head 401, sprayed with mist from spray head.It is more volatile due to the low boiling point of steam oil ratio (SOR) machine oil, within the said temperature range, The gasoline being dissolved in machine oil, which can gasify, becomes gasoline vapour, and gasoline vapour is sent to air inlet pipe 102 by third conduit 503 It is interior, and combustion process is participated in as the fresh air of entrance is reached together in the cylinder 104 of piston on the side, realize the sharp again of gasoline With.
Electric heater 3 forms series circuit with slide rheostat 7, switch 8 and automobile storage battery 9 by the first conducting wire 601, closes Combination switch 8 simultaneously adjusts slide rheostat 7, the current value in adjustable circuit, to adjust the heats power of electric heater 3.It is U-shaped The outlet end of pipe 301 is equipped with temperature sensor 10, and the measuring head of temperature sensor 10 hermetically protrudes into U-tube 301, and temperature passes Sensor 10 is connect by the second conducting wire 602 with thermometer 11, and the real-time oil temperature of 301 outlet end of U-tube can be from thermometer Registration on 11 is directly read.After engine 1 just starts, the temperature of engine 1 is minimum, at this time adjustable slide rheostat 7, so that its resistance value is become minimum, keeps the current value in circuit maximum, the heats power of electric heater 3 is also maximum, keeps electric heater 3 fast Fast heating, improves rapidly the oil temperature flowed through in U-tube 301, and the separation of gasoline is imitated in machine oil when improving 1 cold conditions of engine Rate.After 1 temperature of engine gradually rises, the oil temperature in oil sump 101 is also gradually risen, and adjusts slide rheostat 7 And increasing its resistance value, the current value reduced in circuit utilizes lesser heating to reduce the heats power of electric heater 3 Power can also be such that the temperature of machine oil reaches in above-mentioned temperature range.
It is returned in crankcase 103, and flow back by the 4th conduit 504 by scavenge oil pump 12 by the machine oil of knockout drum 4 In the oil sump 101 of 103 lower section of crankcase.
The course of work is carried out after the starting of engine 1, and generator 1 constantly charges to automobile storage battery 9, Place electric heater 3 will not influence the remaining capacity and service life of automobile storage battery 9 to the electric quantity consumption of automobile storage battery 9.
Machine oil in oil sump 101 can be such that the gasoline being mixed into machine oil contains by the above-mentioned flowing that constantly moves in circles Amount constantly reduces, to improve the cleannes and service life of machine oil.
The connecting portion of the air inlet pipe 102 of third conduit 503 and engine 1 is by being adjusted to air throttle after air throttle 105 Before 105, that is, it is adjusted to the right side of air throttle 105.Using the gasoline vapour separated in knockout drum 4, into air inlet pipe 102 When passing through air throttle 105 afterwards, air throttle 105 is cleaned, removes the machine oil drop being adhered on air throttle 105 in time, protected The cleaning of air throttle 105 is demonstrate,proved, guarantees that 105 shaft smooth rotation of air throttle, throttle valve 105 can muchly keep normally transporting Row.
Limiting the scope of the invention, those skilled in the art should understand that, in technical solution of the present invention On the basis of, the various modifications or variations that can be made by those skilled in the art with little creative work still of the invention Within protection scope.

Claims (3)

1. a kind of clean type engine gasoline and oil separating device, it is characterised in that: it includes engine (1), oil well pump (2), electric heater (3) and knockout drum (4), the arrival end and the oil sump (101) in the engine (1) of the oil well pump (2) Sealing connection;The outlet end of the oil well pump (2) is connected to the sealing of the arrival end of the U-tube (301) in the electric heater (3); The outlet end of the U-tube (301) is connected to spray head (401) sealing in the knockout drum (4);The knockout drum (4) passes through Third conduit (503) is connected to air inlet pipe (102) sealing in the engine (1);The electric heater (3) passes through the first conducting wire (601) series circuit is formed with slide rheostat (7), switch (8) and automobile storage battery (9);The outlet of the U-tube (301) End is equipped with temperature sensor (10);The measuring head of the temperature sensor (10) hermetically protrudes into the U-tube (301);Institute Temperature sensor (10) are stated to connect by the second conducting wire (602) with thermometer (11);The bottom of the knockout drum (4) passes through the 4th Conduit (504) is connected to the bore seal of the crankcase (103) in the engine (1);4th conduit (504) is close to institute The one end for stating the bottom of knockout drum (4) is equipped with reflux pump (12);Air throttle (105) in the air inlet pipe (102) is located at described Before third conduit (503) and the connecting portion of the air inlet pipe (102).
2. clean type engine gasoline according to claim 1 and oil separating device, it is characterised in that: the institute after starting Generator (1) is stated constantly to charge to the automobile storage battery (9).
3. clean type engine gasoline according to claim 1 or 2 and oil separating device, it is characterised in that: the pumping The outlet end of oil pump (2) is connected to by the first conduit (501) with the arrival end of the U-tube (301) in the electric heater (3);Institute The outlet end for stating U-tube (301) is connected to by the second conduit (502) with the spray head (401) in the knockout drum (4).
CN201810692821.4A 2018-06-29 2018-06-29 A kind of clean type engine gasoline and oil separating device Pending CN109026268A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810692821.4A CN109026268A (en) 2018-06-29 2018-06-29 A kind of clean type engine gasoline and oil separating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810692821.4A CN109026268A (en) 2018-06-29 2018-06-29 A kind of clean type engine gasoline and oil separating device

Publications (1)

Publication Number Publication Date
CN109026268A true CN109026268A (en) 2018-12-18

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CN201810692821.4A Pending CN109026268A (en) 2018-06-29 2018-06-29 A kind of clean type engine gasoline and oil separating device

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Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD115181A1 (en) * 1974-12-02 1975-09-12
JPS5284335A (en) * 1977-01-17 1977-07-13 Honda Motor Co Ltd Lubricating oil retriever of enging
JPS62113809A (en) * 1985-11-12 1987-05-25 Toyota Motor Corp Two-cycle internal combustion engine
SU1401150A1 (en) * 1986-01-08 1988-06-07 А. И. Устимов Lubrication system for spark-ignited two-cycle i.c. engine
US4962745A (en) * 1988-10-04 1990-10-16 Toyota Jidosha Kabushiki Kaisha Fuel supply device of an engine
JPH07269326A (en) * 1995-03-31 1995-10-17 Yamaha Motor Co Ltd Oil separator for blowby gas of engine
JP2001152981A (en) * 1999-11-25 2001-06-05 Kioritz Corp Four-cycle internal combustion engine
CN101270682A (en) * 2008-04-24 2008-09-24 奇瑞汽车股份有限公司 Engine oil processing system
US20090272359A1 (en) * 2005-10-11 2009-11-05 Xavier Montagne Method of removing the fuel contained in the lubricating oil of an internal-combustion engine and engine using same
JP2009281330A (en) * 2008-05-23 2009-12-03 Toyota Motor Corp Hybrid vehicle
CN206221020U (en) * 2016-11-24 2017-06-06 西京学院 A kind of engine lubricating oil preheating device based on Based Intelligent Control

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DD115181A1 (en) * 1974-12-02 1975-09-12
JPS5284335A (en) * 1977-01-17 1977-07-13 Honda Motor Co Ltd Lubricating oil retriever of enging
JPS62113809A (en) * 1985-11-12 1987-05-25 Toyota Motor Corp Two-cycle internal combustion engine
SU1401150A1 (en) * 1986-01-08 1988-06-07 А. И. Устимов Lubrication system for spark-ignited two-cycle i.c. engine
US4962745A (en) * 1988-10-04 1990-10-16 Toyota Jidosha Kabushiki Kaisha Fuel supply device of an engine
JPH07269326A (en) * 1995-03-31 1995-10-17 Yamaha Motor Co Ltd Oil separator for blowby gas of engine
JP2001152981A (en) * 1999-11-25 2001-06-05 Kioritz Corp Four-cycle internal combustion engine
US20090272359A1 (en) * 2005-10-11 2009-11-05 Xavier Montagne Method of removing the fuel contained in the lubricating oil of an internal-combustion engine and engine using same
CN101270682A (en) * 2008-04-24 2008-09-24 奇瑞汽车股份有限公司 Engine oil processing system
JP2009281330A (en) * 2008-05-23 2009-12-03 Toyota Motor Corp Hybrid vehicle
CN206221020U (en) * 2016-11-24 2017-06-06 西京学院 A kind of engine lubricating oil preheating device based on Based Intelligent Control

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Application publication date: 20181218