CN1028050C - Pre-lubricating device for starting automobile engine - Google Patents
Pre-lubricating device for starting automobile engine Download PDFInfo
- Publication number
- CN1028050C CN1028050C CN 92106697 CN92106697A CN1028050C CN 1028050 C CN1028050 C CN 1028050C CN 92106697 CN92106697 CN 92106697 CN 92106697 A CN92106697 A CN 92106697A CN 1028050 C CN1028050 C CN 1028050C
- Authority
- CN
- China
- Prior art keywords
- oil
- engine
- starting
- pressure
- lubrication
- 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.)
- Expired - Fee Related
Links
- 238000005461 lubrication Methods 0.000 claims abstract description 27
- 238000009825 accumulation Methods 0.000 claims abstract description 10
- 239000007858 starting material Substances 0.000 claims description 15
- 230000001050 lubricating effect Effects 0.000 claims description 7
- 238000012423 maintenance Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 78
- 238000003860 storage Methods 0.000 description 8
- 239000000446 fuel Substances 0.000 description 5
- 239000010721 machine oil Substances 0.000 description 5
- 230000002950 deficient Effects 0.000 description 3
- 239000010720 hydraulic oil Substances 0.000 description 3
- 239000000314 lubricant Substances 0.000 description 3
- 239000010729 system oil Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 101150006573 PAN1 gene Proteins 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 238000000889 atomisation Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000002828 fuel tank Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Landscapes
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The invention relates to an engine accessory device which can pre-obtain pressure lubrication during the starting process of an automobile engine, and the engine accessory device consists of a pressure accumulation oil way additionally arranged in an original engine lubrication system and control systems which have different types and need to be respectively matched or selected. The pressure accumulation oil path communicated with the main oil passage of the engine comprises a pressure accumulator, a controllable one-way valve, an oil delivery pipe and a stop valve. The invention has simple structure and easy implementation. It can greatly reduce the wear of engine and prolong the service life of engine and automobile by several times. The invention has strong practicability, can be widely used on newly designed, shaped and operated automobiles, and can also be widely applied to other motor vehicles, ships and mechanical equipment starting phases.
Description
The present invention relates to a kind of motor car engine that can make and obtain the engine accessory of pressure lubrication in advance, belong to engine accessory power rating in starting process.
Background technique can be provided by existing Automobile Design document.As everyone knows, the Hyundai Motor motor is to work under the condition of high temperature, high pressure, high speed and chemical corrosion, and in order to guarantee the proper functioning of parts, motor all is provided with force-feed lubrication system as shown in Figure 1.When motor moved, oil pump 2 was driven by camshaft, draws machine oil from oil pan 1, is pressed into strainer 3; Machine oil major part after the filtering is through main oil gallery 6 and divide oil duct 7 to be sent to each lubricant housings, and a spot of machine oil directly flows back to oil pan through fine cleaner 4; Bayonet gauge 8 is in order to display system pressure, and its normal range (NR) is 0.1～0.4MPa; When oil pressure is reduced to 0.05～0.08MPa, be subjected to the make contact of the oil pressure switch 9 of main oil gallery oil pressure control, the under-voltage emergency warning lamp 10 on the instrument panel lights, and gives the alarm to the driver; The maximum pressure that system allows is controlled automatically by pressure-limit valve 5, generally about 0.4～0.5MPa.
Automotive operation is put into practice explanation, and above-mentioned design is also imperfect, because it can not make motor obtain pressure lubrication in starting process, causes parts in starting and first operation phase serious wear thus.Especially when cold post-start, after motor need move 10～30 seconds, machine oil just can flow to friction positions such as bent axle, connecting rod, and friction pair often is in dry condition, and surface abrasion is very violent.Because the existence of this defective, shortened motor due working life greatly.
In order to overcome this defective, the high-power diesel engine that has has been arranged in parallel manual pump in system, can buy oil to main oil gallery in advance at prestart.Obviously, this scheme operation is inconvenient, usefulness is not good enough, is difficult for using on automobile.On April 29th, 1980, No. 4199950 disclosure of the Invention of the U.S. a kind of motor pre-lubrication device.The core component of this device is the oil storage cylinder of a band floating piston.The oil filler pipe and the former machine oil pump of oil storage cylinder cavity of resorption band one-way valve link, and in the engine operation, oil pump can be oil-filled standby to cavity of resorption; The drain line of another band normally close valve of cavity of resorption links with the nozzle that is located in the crankcase, during pre-lubrication, in order to drain the oil to crankcase.The oil storage cylinder epicoele is the working portion as the hydraulic system in pre-lubrication power source.The return tube of epicoele band normally open valve connects hydraulic oil container, when cavity of resorption is oil-filled, allows the epicoele oil return; The oil inlet pipe of another band normally close valve connects accumulator, during pre-lubrication, allows high pressure oil enter epicoele.Intrasystem oil hydraulic pump can be pressed into accumulator with the hydraulic oil in the fuel tank through fuel sucking pipe and store for future use.During engine start, electromagnetic control system can be closed the normally open valve in the return tube, normally close valve in drain line, the oil inlet pipe is opened, hydraulic oil in the accumulator flows to the oil storage cylinder epicoele immediately, the promotion floating piston is descending, the lubricant oil of cavity of resorption is pressed into drain line, sprays after nozzle atomization, and the parts that enter operating condition are carried out pre-lubrication.Another design proposal of this invention is the starting of the fluid power of hydraulic system and former machine to be bound lump together, thereby in the loop many starting-up oil motor, several accumulators and corresponding pipeline and control units, carry out pre-lubrication for turbosupercharger, also set up the oil storage cylinder and the respective line of a band throttle valve former machine.This invention has realized breakthrough on solution motor pre-lubrication problem, but is difficult to use on motor car engine.Because this invention complex structure, parts are numerous, on the narrow motor car engine of accommodation space, be difficult to arrange, and the 2nd, the mist of oil pre-lubrication mode that it adopts, usefulness is also not ideal enough.According to another bibliographical information: " the Study on Lubrication company of California, USA has developed the motor car engine pre-lubrication device recently.This device is made up of oil pump, electronic control system and link etc.The driver only needs ignition lock is allocated to ' connection ' position, and lubricant oil just flows to positions such as engine crankshaft, connecting rod and bearing after 6 seconds, restarts motor this moment, but with regard to 10 to 100 times of life-savings." (" automobile knowledge is learned everyday " that Chengdu, Sichuan " automobile journal " society publishes 1991 desk calendar the 128th page) be not difficult to find out that above-mentioned U.S. scheme certain usefulness aspect overcoming one's shortcomings is remarkable, but but exist great limitation on the popularity of using.Because infer that according to document this scheme need change the body design of motor, be difficult on design typification and the automobile that come into operation, use.And this scheme relates to intellectual property for other people technology, probably can not directly use by oneself.In addition, this scheme does not also possess advantage simple in structure, easy to implement.
In view of last feelings, the purpose that the present invention will reach is: a kind of simple, practical new automobile start pre-lubrication device for engine is provided.
Technical solution of the present invention is: lubricating system is considered as a hydraulic work system on the motor, in system, sets up the pressure accumulation oil circuit, allow can pressure store oil accumulator play pregreasing pump; When engine operation, utilize system pressure to back down check device in the oil circuit, oil-filled to accumulator; To when starting next time, utilize control unit to open check device earlier, allow accumulator lean on that system of pressing to drains the oil in it, treat that system pressure raises, after motor obtains pre-lubrication, again with engine start.
Press the start pre-lubrication device for engine of vehicles of such scheme design, by add the pressure accumulation oil circuit that is located in the former machine lubricating system different with structural type, need adapted respectively and the control system selected for use is formed, it is characterized in that:
On the vehicle or type that adopt electromagnetically-operated formula starter motor, the automatic control system that needs adapted and former machine starting system to be coupled, in former machine starting is to set up in the control circuit controlled by the main oil gallery oil pressure, behind pre-lubrication, connect the oil pressure relay 16 of starter motor control circuit automatically and be provided with " pre-profit starting ", three of " conventional starting " two gears connect post throw over switch 17, oil pressure relay, the power line of throw over switch all links to each other with the output terminal (diesel engine) or the ignition switch start gear (petrol engine) of former machine starting button 22, " pre-profit starting " of the power line of electromagnet and throw over switch connects post and links, and the type that starter relay 23(has is a starter relay) two power lines respectively with the output terminal and the throw over switch of oil pressure relay: conventional starting " connect post and link.
Adopting hand control formula starter motor or utilizing on the vehicle or type of alternate manner starting, need independently manual control system of adapted, in former dynamo-electric system, add pre-profit button 18, the power line of electromagnet links with the output terminal of pre-profit button, moistens the power line of button and the output terminal of former electromechanical gates switch 21 in advance and links.
The working condition of automatic control type device is as follows:
Initially oil-filled: as to close pressure accumulation oil circuit stop valve, throw over switch is squeezed into conventional start gear, press starting button, starter motor control electric current flows out from storage battery 24, through starting button, the conventional start gear of throw over switch, enter starter relay, the starter motor entry into service, oil pressure relay is by short circuit and inoperative.
Change the middling speed running after the engine start over to, allow the lubricating system oil pressure rise to more than the 0.3MPa, gradually stop valve is beaten to standard-sized sheet, allow pressure oil back down oil-filled one-way valve, charge into accumulator.In oil-filled process, should open outlet valve, drain the air in the pressure accumulation oil circuit.When the oil pressure in the accumulator and the maximum pressure of lubricating system are mutually concordant, oil-filled end.
Pre-profit starting: throw over switch is squeezed into pre-profit start gear, press starting button after, one road electric current moistens start gear in advance along storage battery, starting button, throw over switch, flows into electromagnet.At this moment, the action of the iron core of electromagnet, with oil-filled one-way valve opens, the pressure oil of accumulator is through transport pipe, and open stop valve is injected main oil gallery rapidly.After several seconds, the main oil gallery oil pressure rises, when under-voltage emergency warning lamp extinguishes, and the oil pressure relay conducting.Another road electric current flows into starter relay along storage battery, starting button, oil pressure relay, the starter motor entry into service, and at this moment, accumulator and oil pump are jointly to the main oil gallery fuel feeding.Starting finishes, and unclamps starting button, electromagnet and the starter relay return that cuts off the power supply simultaneously.After motor entered working state, lubricating system was oil-filled to accumulator again.
The working condition of manual control type device is as follows: initially oil-filled, with automatic control type roughly the same
Pre-profit starting: open switch, after under-voltage emergency warning lamp lights, press pre-profit button, allow electromagnet open oil-filled one-way valve, accumulator is drained the oil to main oil gallery.Treat that system oil pressure rises, when under-voltage emergency warning lamp extinguishes, the start-up sequence of beginning motor.Starting finishes, and can unclamp pre-profit button when finishing start-up sequence.
Also can select pneumatic control system for use for the vehicle or the type that adopt pneumatic starting, the control electromagnet of oil-filled one-way valve is made into pneumatic control cylinder 19, and in the middle of the connecting pipeline of pneumatic control cylinder and former machine gas receiver 25, be connected in series two position three-way valve 20.
The present invention is for overcoming the defective in the automotive engine lubrication system design, and the technical requirements of satisfying start pre-lubrication designs.Use the present invention, the wearing and tearing that can alleviate motor greatly improve the starting performance of motor, become the prolongation motor of several times and even the working life of automobile, reduce transportation production cost expense significantly.The present invention is simple in structure, and is easy to implement because it does not change the body design of former machine, does not influence all properties of former machine, thereby can be on new design, the automobile of having finalized the design or having come into operation widespread usage.Manufacturer can significantly strengthen the competitiveness of product in market after using the present invention.The present invention also has versatility widely in addition, and not only automobile also can be used on motorcycle, tractor, engineering machinery, power ship, internal combustion locomotive and miscellaneous equipment motor.Infer that in view of the above of the present invention applying can be country and save a large amount of resource and the energy, and development and national economy is produced positive promoting effect.
Fig. 1 is a schematic diagram for automotive engine lubrication.
Fig. 2 is an automatic control type device schematic representation.
Fig. 3 is a manual control type device schematic representation.
Fig. 4 is an air pressure control type device schematic representation.
Essential implementation of the present invention is as follows:
1. accumulator 14 is a primary component of the present invention, should preferentially select spring for use during design, and the oil-filled initial pressure of setting is not less than 0.1MPa, and is unaffected with the normal lubricating function that guarantees system.The pressure that its oil-filled end of a period pressure is set up by system's pressure-limit valve is determined.Pressing the capacity when mutually concordant with system the highest pressure limiting in accumulator is charged to is rated capacity, its value should determine according to the fuel head variation that the system oil pan allows, and when guaranteeing that accumulator is full of, fuel head is not less than the dipstick lower limit, during accumulator emptying, fuel head is not higher than the dipstick upper limit.2. the installation of stop valve 11, oil pressure relay 16 can utilize the outer wall of cylinder block auxiliary hole that communicates with main oil gallery.Accumulator 14 should firmly be installed the appropriate location near stop valve near body or body, to reduce the length of transport pipe as far as possible.Transport pipe 12 preferably adopts bigbore oil-resisting rubber hose, nylon tube.The elastic force of oil-filled one-way valve 13 is unsuitable excessive.The pressure accumulation oil circuit should seal, unimpeded, reduce restriction loss as far as possible, need establish outlet valve in the extreme higher position of oil circuit.
Throw over switch 17, moisten button 18 in advance and all should be placed on the instrument panel, so that operation.For reducing the power of electromagnet 15, can on the spool of oil-filled one-way valve 13, add pilot valve.
Claims (3)
1, a kind of start pre-lubrication device for engine of vehicles, by add the pressure accumulation oil circuit that is located in the former machine lubricating system different with pattern, need adapted respectively or the control system selected for use is formed, it is characterized in that:
Accumulator in the pressure accumulation oil circuit (14) is connected with the motor main oil gallery with transport pipe (12), be provided with the oil-filled one-way valve (13) of band control electromagnet (15) in the inlet connecting part of transport pipe and accumulator, be provided with the manual stop valve (11) that maintenance is at work often opened in the outlet connecting part of transport pipe and main oil gallery;
On the vehicle and type that adopt electromagnetically-operated formula starter motor, the automatic control system that needs adapted and former machine starting system to be coupled, in former machine starting is to set up in the control circuit controlled by the main oil gallery oil pressure, behind pre-lubrication, connect the oil pressure relay (16) of starter motor control circuit automatically and be provided with " pre-profit starting ", three of " conventional starting " two gears connect post throw over switch (17), oil pressure relay, the power line of throw over switch all links with the output terminal or the ignition switch start gear of former machine starting button (22), " pre-profit starting " of the power line of electromagnet and throw over switch connects post and links, and two power lines of starter relay (23) connect post with " the conventional starting " of the output terminal of oil pressure relay and throw over switch respectively and link.
2, according to the described start pre-lubrication device for engine of vehicles of claim 1, it is characterized in that: adopting hand control formula starter motor or utilizing on the vehicle or type of alternate manner starting, need independently manual control system of adapted, in former dynamo-electric system, add pre-profit button (18), the power line of electromagnet links with the output terminal of pre-profit button, moistens the power line of button and the output terminal of former electromechanical gates switch (21) in advance and links.
3, according to the described start pre-lubrication device for engine of vehicles of claim 1, it is characterized in that: for the vehicle or the type that adopt pneumatic starting, also can select pneumatic control system for use, the control electromagnet of oil-filled one-way valve is made into pneumatic control cylinder (19), and between the connecting pipeline of pneumatic control cylinder and former machine gas receiver 25, be connected in series two position three-way valve (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92106697 CN1028050C (en) | 1992-09-08 | 1992-09-08 | Pre-lubricating device for starting automobile engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 92106697 CN1028050C (en) | 1992-09-08 | 1992-09-08 | Pre-lubricating device for starting automobile engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1083898A CN1083898A (en) | 1994-03-16 |
| CN1028050C true CN1028050C (en) | 1995-03-29 |
Family
ID=4942344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 92106697 Expired - Fee Related CN1028050C (en) | 1992-09-08 | 1992-09-08 | Pre-lubricating device for starting automobile engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1028050C (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8245684B2 (en) * | 2009-05-05 | 2012-08-21 | GM Global Technology Operations LLC | Method of oil pressure control in an engine |
| CN102562275A (en) * | 2012-03-09 | 2012-07-11 | 上海三一重机有限公司 | Protecting method for turbocharger |
| CN102705073B (en) * | 2012-05-31 | 2015-05-27 | 长城汽车股份有限公司 | Lubricating oil return mode of supercharger of turbocharged engine |
| CN110486119A (en) * | 2017-08-29 | 2019-11-22 | 熵零技术逻辑工程院集团股份有限公司 | A kind of pilot valve lubricating system engine |
| CN108049932A (en) * | 2017-12-06 | 2018-05-18 | 吉林大学 | A kind of engine oil storage type starts lubricating arrangement |
| CN112628605B (en) * | 2020-12-04 | 2022-06-24 | 沪东中华造船(集团)有限公司 | Quick draw-out device of boats and ships net lubricating oil |
| CN112727562A (en) * | 2021-02-08 | 2021-04-30 | 陈海豹 | Pre-lubricating device of engine |
-
1992
- 1992-09-08 CN CN 92106697 patent/CN1028050C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1083898A (en) | 1994-03-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69712212T2 (en) | DEVICE FOR A HIGH PRESSURE AIR COMPRESSOR FOR INTERNAL COMBUSTION ENGINE | |
| CN1028050C (en) | Pre-lubricating device for starting automobile engine | |
| CN206722892U (en) | Pre-lubrication engine | |
| CN2152079Y (en) | Pre-lubrication device for automobile engine start | |
| CN108443035A (en) | Diesel engine fuel oil purifies operational safety protector | |
| CN103206251B (en) | Variable multi-cylinder aerodynamic engine | |
| JP3302345B2 (en) | Pre-lubrication system for internal combustion engine | |
| CN201723268U (en) | Oil supply system for engine | |
| CN206495703U (en) | Environment-friendly and energy-efficient oil pressure of automobile engine presetter device | |
| CN201354662Y (en) | Supplying device of internal-combustion engine high-pressure engine oil | |
| CN101532408B (en) | Internal combustion engine high pressure engine oil supply system | |
| CN215566348U (en) | Automatic marine engine starting system | |
| CN2869346Y (en) | Gasoline, natural gas two-purpose engine | |
| CN206722893U (en) | Engine pre-lubrication control system and pre-lubrication engine | |
| CN1101891C (en) | Internal combustion engine pre-lubricating system | |
| CN2742145Y (en) | Device for eliminating engine dry friction | |
| CN214092002U (en) | Engine oil primary supply device of agricultural diesel engine | |
| CN103206252B (en) | The control mechanism of variable multi-cylinder aerodynamic engine | |
| CN1110369A (en) | Lubrication system for internal combustion engine | |
| CN202810951U (en) | Electrical control plate for variable multi-cylinder aerodynamic engine | |
| CN202914139U (en) | Changeable multi-cylinder aerodynamic engine | |
| CN2060477U (en) | Carburettor | |
| CN201661331U (en) | Starting pre-lubrication device for automobile | |
| CN202851086U (en) | Control mechanism for variable multi-cylinder aerodynamic engine | |
| CN103206253B (en) | Electrical control sheet for variable multi-cylinder aerodynamic engine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |