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CN111911260A - Engine lubricating system, engine and automobile - Google Patents

Engine lubricating system, engine and automobile Download PDF

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Publication number
CN111911260A
CN111911260A CN202010754361.0A CN202010754361A CN111911260A CN 111911260 A CN111911260 A CN 111911260A CN 202010754361 A CN202010754361 A CN 202010754361A CN 111911260 A CN111911260 A CN 111911260A
Authority
CN
China
Prior art keywords
engine
rotating member
driving mechanism
crankshaft
oil pump
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
CN202010754361.0A
Other languages
Chinese (zh)
Inventor
黄家贵
姚克甫
马百坦
赵明祥
王春姬
吴喜富
石成南
李华东
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.)
Dongfeng Liuzhou Motor Co Ltd
Original Assignee
Dongfeng Liuzhou Motor Co Ltd
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 Dongfeng Liuzhou Motor Co Ltd filed Critical Dongfeng Liuzhou Motor Co Ltd
Priority to CN202010754361.0A priority Critical patent/CN111911260A/en
Publication of CN111911260A publication Critical patent/CN111911260A/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
    • F01M1/00Pressure lubrication
    • F01M1/02Pressure lubrication using lubricating pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02BINTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
    • F02B63/00Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices
    • F02B63/04Adaptations of engines for driving pumps, hand-held tools or electric generators; Portable combinations of engines with engine-driven devices for electric generators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04BPOSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B49/00Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
    • F04B49/20Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00 by changing the driving speed
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/32Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
    • 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
    • F01M1/00Pressure lubrication
    • F01M1/02Pressure lubrication using lubricating pumps
    • F01M2001/0207Pressure lubrication using lubricating pumps characterised by the type of pump
    • F01M2001/0215Electrical pumps
    • 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
    • F01M1/00Pressure lubrication
    • F01M1/02Pressure lubrication using lubricating pumps
    • F01M2001/0253Pressure lubrication using lubricating pumps characterised by the pump driving means
    • F01M2001/0269Pressure lubrication using lubricating pumps characterised by the pump driving means driven by the crankshaft

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Power Engineering (AREA)
  • Lubrication Of Internal Combustion Engines (AREA)

Abstract

The invention relates to the technical field of automobile engines, and discloses an engine lubricating system, an engine and an automobile, which comprise: an oil pan; the oil pump is arranged in the oil pan, and an input shaft of the oil pump is sleeved with a driving wheel; the driving wheel is connected with the clutch device through a transmission part; the engine lubrication system of the embodiment of the invention can independently drive the oil pump before the engine is started by arranging the driving mechanism, so that the engine can be lubricated and supplied with oil in advance, and the problems of abnormal wear of an engine cooler and abnormal sound caused by abnormal wear are solved.

Description

Engine lubricating system, engine and automobile
Technical Field
The invention relates to the technical field of automobile engines, in particular to an engine lubricating system, an engine and an automobile.
Background
In the traditional oil pump arrangement scheme, an engine crankshaft is used as a unique driving power source for the oil pump, the oil pump is directly driven by the crankshaft, lubricating oil in the engine flows back into an oil pan of the engine after the engine stops running, the surface of each moving part of the engine is in a poor lubricating state, and the traditional oil pump arrangement scheme cannot supply oil and lubricate the moving part in advance before the engine is started, so that the problems of cold machine starting abrasion, cold machine starting abnormal sound and the like are often caused.
Disclosure of Invention
In view of this, the present invention is directed to an engine lubrication system, so as to solve the technical problem that the existing traditional oil pump arrangement scheme cannot supply oil to a moving part in advance before the engine is started, which often causes cold start wear and cold start abnormal sound.
In order to solve the above technical problem, the present invention provides an engine lubrication system, comprising: an oil pan; the oil pump is arranged in the oil pan, and an input shaft of the oil pump is sleeved with a driving wheel; the driving wheel is connected with the clutch device through a transmission part; the driving mechanism is arranged on the outer side of the oil pan, the output end of the driving mechanism extends into the oil pan and is connected with the input shaft of the oil pump, and the driving mechanism is used for independently driving the oil pump to operate.
Optionally, the clutch device includes an outer ring, an inner ring and a rolling element, the inner ring is adapted to be connected to an output shaft of the crankshaft, the outer ring is adapted to be connected to the driving wheel through the transmission member, the inner ring is sleeved in the outer ring, a meshing space for meshing or separating through the rolling element is formed between the outer ring and the inner ring, the rolling element is disposed in the meshing space, and when the rotation speed of the crankshaft is greater than the rotation speed of the driving mechanism, the inner ring and the outer ring are in a connected state through the rolling element; and when the rotating speed of the crankshaft is less than that of the driving mechanism, the inner ring and the outer ring are in a separated state.
Optionally, clutch includes first rotating member, second rotating member, the sucking disc that sets up relatively with first rotating member and the excitation coil of setting on first rotating member, the sucking disc with connect through the elastic steel sheet between the second rotating member, the output shaft of bent axle has been passed first rotating member with second rotating member fixed connection, first rotating member is suitable for to pass through the driving medium with the drive wheel is connected, works as the rotational speed of bent axle is greater than when actuating mechanism's rotational speed, the excitation coil circular telegram is excited, first rotating member actuation in the sucking disc, works as the rotational speed of bent axle is less than when actuating mechanism's rotational speed, the excitation coil outage, first rotating member break away from in the sucking disc.
Optionally, the electric vehicle further comprises an electric storage device, the electric storage device is suitable for the electric connection of the driving mechanism, and the electric storage device is used for storing electric energy generated by the driving mechanism.
Optionally, the device further comprises a control device, the control device is suitable for being electrically connected with the driving mechanism, and the control device is used for controlling the rotating speed of the driving mechanism.
Optionally, the transmission is a chain, belt or gear.
Compared with the prior art, the engine lubricating system provided by the embodiment of the invention has the beneficial effects that:
according to the engine lubricating system provided by the embodiment of the invention, the oil pump can be independently driven before the engine is started by arranging the driving mechanism, so that the engine can be lubricated and supplied in advance, the problems of abnormal abrasion of the engine cooler and abnormal noise caused by abnormal abrasion are solved, the driving mechanism is completely positioned outside the oil pan and is only connected with the oil pump through the driving end, and the damage of high temperature in the oil pan to the driving mechanism is avoided.
The invention also provides an engine comprising the engine lubricating system.
The engine and the engine lubrication system have the same advantages compared with the prior art, and the detailed description is omitted.
The invention also provides an automobile comprising the engine.
The advantages of the automobile and the engine are the same compared with the prior art, and the description is omitted.
Drawings
FIG. 1 is a schematic block diagram of an engine lubrication system according to an embodiment of the present invention;
FIG. 2 is a first schematic structural diagram of a clutch device of an engine lubrication system according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram ii of a clutch device of an engine lubrication system according to an embodiment of the present invention.
In the figure, 1, an oil pan, 2, an oil pump, 3, a driving wheel, 4, a crankshaft, 6, a transmission piece, 7, a driving mechanism, 8, a clutch device, 81, an outer ring, 82, an inner ring, 83, rolling bodies, 81 ', a first rotating piece, 82 ', a second rotating piece, 83 ', a sucking disc, 84 ' an excitation coil, 85 ', an elastic steel sheet, 9, an electric storage device, 10 and a control device.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
If there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1, an engine lubrication system according to a preferred embodiment of the present invention includes: an oil pan 1; and the oil pump 2 is arranged in the oil pan 1 and is used for pumping the oil in the oil pan to supply oil and lubricate each kinematic pair of the engine. The input shaft of the oil pump 2 is sleeved with a driving wheel 3; the crankshaft 4 is sleeved with a clutch device, the driving wheel 3 is connected with the clutch device through a transmission piece 6, when the rotating speed of the crankshaft is higher than that of the driving mechanism, the clutch device is in an engaged state, the crankshaft drives a rotating shaft of the driving mechanism to rotate through the transmission piece, the kinetic energy of the crankshaft is stored by the power generation function of the driving mechanism, when the rotating speed of the crankshaft is lower than that of the driving mechanism, the clutch device is in a disengaged state, and the driving mechanism drives the oil pump independently, so that the interference of the crankshaft is avoided, and the energy consumption of the driving mechanism is reduced. The clutch device is arranged on the driving wheel, so that the mode switching between the electric driving mode and the mechanical driving mode of the oil pump can be realized, and the lubricating effect of the lubricating system is improved. In particular, the transmission element 6 is a chain, belt or gear, it being understood that the drive wheel and the clutch device may be provided with a sprocket or saw-tooth adapted to the transmission element, respectively. The driving mechanism 7 is arranged on the outer side of the oil pan 1, the output end of the driving mechanism 7 extends into the oil pan 1 and is connected with the input shaft of the oil pump 2, and the driving mechanism 7 is used for independently driving the oil pump 2 to operate, so that damage to a driving machine caused by high temperature of the oil pan is avoided. In the working condition that the motor drives the oil pump, the oil pump can send lubricating oil pressure to the surfaces of all kinematic pairs of the engine in advance, so that the kinematic pairs of the engine can be lubricated in advance, and the problem that the cold machine is poor in starting lubrication and further abrasion is caused is avoided.
In other embodiments, the installation positions of the clutch device and the driving wheel may be interchanged, that is, the clutch device is installed on the input shaft of the oil pump, the driving wheel is installed on the output shaft of the crankshaft, and the clutch device is connected with the driving wheel through the transmission member, so that the switching between the motor driving mode and the crankshaft driving mode of the oil pump can be realized, which is considered as an equivalent change of the present application.
As shown in fig. 2, the clutch device 8 includes an outer ring 81, an inner ring 82 and rolling bodies 83, the inner ring 82 is adapted to be connected with the output shaft of the crankshaft 4, specifically, the inner ring is sleeved on the outer side of the output shaft of the crankshaft and fixedly connected with the output shaft of the crankshaft 4, the outer ring 81 is adapted to be connected with the driving wheel through the transmission member 6, and the outer side of the outer ring may be processed into teeth or the like so as to be matched and connected with the transmission member. The inner ring 82 is sleeved in the outer ring 81, and the inner ring can rotate relative to the outer ring. A meshing space for meshing with or separating from the rolling element 83 is formed between the outer ring 81 and the inner ring 82, the rolling element 83 is disposed in the meshing space, and when the rotation speed of the crankshaft 4 is greater than the rotation speed of the drive mechanism 7, the inner ring 82 is in a joined state with the outer ring 81 via the rolling element 83; when the rotation speed of the crankshaft 4 is less than that of the driving mechanism 7, the inner ring 82 and the outer ring 81 are in a separated state, and the clutch device in the embodiment realizes automatic engagement and disengagement of the clutch device through the cooperation of a mechanical structure, and is reliable, durable and good in stability.
As shown in fig. 3, in another embodiment, the clutch device 8 includes a first rotating element 81 ', a second rotating element 82 ', a suction cup 83 ' disposed opposite to the first rotating element 81 ', and a magnet coil 84 ' disposed on the first rotating element 81 ', the suction cup 83 ' is connected to the second rotating element 82 ' by an elastic steel sheet 85 ', and the output shaft of the crankshaft 4 is inserted through the first rotating element 81 ' and the second rotating element 82 ' and fixedly connected. Due to the elastic deformation of the elastic steel sheet, the sucker can move in the axial direction of the second rotating piece under the action of magnetic force. The outer side of the first rotating member may be provided with a saw-tooth structure for matching with a transmission member, the first rotating member 81 'is adapted to be connected with the driving wheel through the transmission member 86', when the rotation speed of the crankshaft 4 is greater than the rotation speed of the driving mechanism 7, the field coil 84 'is energized, the first rotating member 81' is attracted to the suction cup 83 ', when the rotation speed of the crankshaft 4 is less than the rotation speed of the driving mechanism 7, the field coil 84' is de-energized, and the first rotating member 81 'is disengaged from the suction cup 83'.
As shown in fig. 1, an engine lubrication system further includes an electrical storage device 9, the electrical storage device 9 is suitable for the driving mechanism 7 to be electrically connected, the electrical storage device 9 is used for storing electric energy generated by the driving mechanism 7, when the rotating speed of the crankshaft is higher than that of the driving mechanism, the crankshaft drives the driving mechanism to rotate to generate electricity, the driving mechanism can recover energy of the engine, energy consumption of the system is reduced, and the purposes of saving energy and reducing consumption of the whole vehicle are achieved.
As shown in fig. 1, the engine lubrication system further includes a control device 10, the control device 10 is adapted to be electrically connected to the driving mechanism 7, and the control device 10 is configured to control a rotation speed of the driving mechanism 7, specifically, in this embodiment, the control device may be an engine ECU, the control device may control the driving mechanism to solve the problems of engine cold start wear and abnormal sound prior to starting the driving oil pump by the engine, and may also control the rotation speed of the driving mechanism by the engine ECU, and under the condition that the rotation speed of the engine is greater than the rotation speed of the driving mechanism, the clutch device is engaged to drive the oil pump and the driving mechanism by the crankshaft of the engine, and at the same time, the function of generating power by the oil pump and the driving mechanism. The control device is used for analyzing an accelerator signal of the vehicle control unit, the engine can drive the driving mechanism to realize a power generation function when the vehicle decelerates, energy recovery of the engine is realized, the rotating speed of the oil pump is controllable, and lubricating systems with different pressures can be provided for different working conditions of the engine.
The invention also provides an engine comprising the engine lubricating system.
The engine and the engine lubrication system have the same advantages compared with the prior art, and the detailed description is omitted.
The invention also provides an automobile comprising the engine.
The advantages of the automobile and the engine are the same compared with the prior art, and the description is omitted.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.

Claims (8)

1. An engine lubrication system, comprising:
an oil pan (1);
the oil pump (2) is arranged in the oil pan (1), and an input shaft of the oil pump (2) is sleeved with a driving wheel (3);
the driving wheel (3) is connected with the clutch device (8) through a transmission piece (6);
the driving mechanism (7) is arranged on the outer side of the oil pan (1), the output end of the driving mechanism (7) extends into the oil pan (1) to be connected with the input shaft of the oil pump (2), and the driving mechanism (7) is used for independently driving the oil pump (2) to operate.
2. The engine lubrication system according to claim 1, wherein the clutch device (8) includes an outer ring (81), an inner ring (82), and rolling bodies (83), the inner ring (82) is connected to the output shaft of the crankshaft (4), the outer ring (81) is connected to the drive wheel (3) through the transmission (6), the inner ring (82) is fitted in the outer ring (81), a meshing space for meshing with or separating from the rolling bodies (83) is formed between the outer ring (81) and the inner ring (82), the rolling bodies (83) are disposed in the meshing space, and when the rotational speed of the crankshaft (4) is greater than the rotational speed of the drive mechanism (7), the inner ring (82) is engaged with the outer ring (81) through the rolling bodies (83); when the rotation speed of the crankshaft (4) is less than the rotation speed of the driving mechanism (7), the inner ring (82) and the outer ring (81) are in a separated state.
3. The engine lubrication system as claimed in claim 1, wherein the clutch device (8) comprises a first rotating member (81 '), a second rotating member (82'), a suction cup (83 ') disposed opposite to the first rotating member (81'), and a field coil (84 ') disposed on the first rotating member (81'), the suction cup (83 ') is connected with the second rotating member (82') through an elastic steel sheet (85 '), an output shaft of the crankshaft (4) is fixedly connected with the first rotating member (81') and the second rotating member (82 '), the first rotating member (81') is connected with the driving wheel (5) through the transmission member (6), and when the rotation speed of the crankshaft (4) is greater than that of the driving mechanism (7), the field coil (84) is energized, and the first rotating member (81 ') is engaged with the suction cup (83'), when the rotation speed of the crankshaft (4) is lower than that of the driving mechanism (7), the exciting coil (84 ') is powered off, and the first rotating element (81 ') is disengaged from the sucker (83 ').
4. The engine lubrication system according to claim 1, further comprising an electrical storage device (9), the electrical storage device (9) being adapted to be electrically connected to the drive mechanism (7), the electrical storage device (9) being configured to store electrical energy generated by the drive mechanism (7).
5. The engine lubrication system as recited in claim 1, further comprising a control device (10), said control device (10) being adapted to be electrically connected to said drive mechanism (7), said control device (10) being adapted to control the rotational speed of said drive mechanism (7).
6. Engine lubrication system according to claim 1, characterised in that the transmission element (6) is a chain, belt or gear.
7. An engine comprising an engine lubrication system as claimed in any one of claims 1 to 6.
8. An automobile, characterized by comprising the engine according to claim 7.
CN202010754361.0A 2020-07-30 2020-07-30 Engine lubricating system, engine and automobile Pending CN111911260A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010754361.0A CN111911260A (en) 2020-07-30 2020-07-30 Engine lubricating system, engine and automobile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010754361.0A CN111911260A (en) 2020-07-30 2020-07-30 Engine lubricating system, engine and automobile

Publications (1)

Publication Number Publication Date
CN111911260A true CN111911260A (en) 2020-11-10

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ID=73288049

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010754361.0A Pending CN111911260A (en) 2020-07-30 2020-07-30 Engine lubricating system, engine and automobile

Country Status (1)

Country Link
CN (1) CN111911260A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114483282A (en) * 2022-02-07 2022-05-13 浙江吉利控股集团有限公司 Mechanical water pump driving device and vehicle

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201110203Y (en) * 2007-07-31 2008-09-03 比亚迪股份有限公司 lubrication system
WO2014192363A1 (en) * 2013-05-29 2014-12-04 アイシン精機株式会社 Oil pump device
CN104565118A (en) * 2013-10-24 2015-04-29 上海三电贝洱汽车空调有限公司 Electromagnetic clutch
CN204553153U (en) * 2015-04-23 2015-08-12 龙口嘉元沃夫曼汽车零部件有限公司 With the automobile air pump of engaging and disengaging gear
CN108138612A (en) * 2015-10-13 2018-06-08 大陆汽车有限责任公司 Conveyors for motor vehicles

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201110203Y (en) * 2007-07-31 2008-09-03 比亚迪股份有限公司 lubrication system
WO2014192363A1 (en) * 2013-05-29 2014-12-04 アイシン精機株式会社 Oil pump device
CN104565118A (en) * 2013-10-24 2015-04-29 上海三电贝洱汽车空调有限公司 Electromagnetic clutch
CN204553153U (en) * 2015-04-23 2015-08-12 龙口嘉元沃夫曼汽车零部件有限公司 With the automobile air pump of engaging and disengaging gear
CN108138612A (en) * 2015-10-13 2018-06-08 大陆汽车有限责任公司 Conveyors for motor vehicles

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114483282A (en) * 2022-02-07 2022-05-13 浙江吉利控股集团有限公司 Mechanical water pump driving device and vehicle

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Application publication date: 20201110

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