CN106762109A - A kind of application method of turbocharger intellective protector - Google Patents
A kind of application method of turbocharger intellective protector Download PDFInfo
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- CN106762109A CN106762109A CN201710092064.2A CN201710092064A CN106762109A CN 106762109 A CN106762109 A CN 106762109A CN 201710092064 A CN201710092064 A CN 201710092064A CN 106762109 A CN106762109 A CN 106762109A
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- oil
- lubricating oil
- intellective protector
- turbocharger
- lower tank
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Abstract
The present invention relates to a kind of application method of turbocharger intellective protector.Its technical scheme is：Lower tank, intermediate and upper lid composition lubricating oil holding vessel, the centre of intermediate is provided with the support for extending downwardly from, the bottom of support is provided with gear pump, gear pump is connected to the direct current generator on the upside of intermediate by shaft coupling, the output end of gear pump is connected to the oil duct inside intermediate, and the lubricating oil pipeline of turbocharger is connected to by oil duct, and tiny stream backflow check valve is provided with lubricating oil pipeline, realize that lubricating oil is back to make-up oil in lower tank by tiny stream backflow check valve.Simple structure of the present invention is compact, easy for installation, it is only necessary to be connected to circuit and lubricant passage way, it is possible to realize the protection to turbocharger, and repacking is easy, and difficulty of construction is low, is readily obtained large area and pushes away.
Description
Technical field
The present invention relates to a kind of turbocharger protection device and method, more particularly to a kind of turbocharger intelligent protection
The application method of device.
Background technology
Turbocharger is to discharge exhaust gas-driven turbine using engine, and turbine drives coaxial impeller again, impeller force feed by
Air filter filtered air, is allowed to supercharging and enters cylinder, when starting rotating speed to speed, the waste gas velocity of discharge and secondary speed
Synchronously speed, the more air of wheel compresses enter cylinder, air pressure and density increase the more multi fuel that can burn, increases hair
Therefore the power output of motivation, turbocharging technology is widely applied.
By taking mass transit vehicle as an example, turbocharger, mass transit vehicle 90 percent are typically now fitted with
Below all it is non-water-cooled booster, because it is often in high speed, the lower work of high temperature temperature, for its protection maintenance requirement very
It is high.
1st, distalmost end is lubricated because booster is located at engine motor oil, when booster works, its maximum speed reaches per minute
Tens thousand of to go to 200,000 turns, bearing used is floating bearing, floating bearing, under the pressure and rotating shaft turning effort of lubricating oil,
Its surfaces externally and internally is formed and carries oil film, rotor, bearing and bearing block is worked under non-contact condition, engine start mistake
Supercharger rotor has worked in journey, the now bad abrasion caused by engine motor oil is delayed to booster, vehicle for a long time without
（One week）Below also require manually to add lubricating oil to do pre-lubrication to booster oil input channel, idling 3-5 minutes after startup.
2nd, after high engine speeds operating, it is impossible to stop working immediately, it is necessary to idling 5 minutes, when reason is that engine works, supply
Booster machine oil is used for lubrication and the cooling of supercharger rotor and bearing, and after shutting down suddenly, engine oil pressure is zero, in oil lubricating
Disconnected, booster internal heat cannot be taken away by machine oil, and at this moment booster turbine part conducts heat to bearing, bearings shell
Interior temperature continues to raise, and supercharger rotor still rotates at a high speed under effect of inertia simultaneously, can so cause supercharger rotor
Killed between bearing and damage bearing and axle, the temperature of flame-out heel row tracheae and waste gas volute is very high suddenly,（More than 600 degree）
The machine oil coking that its heat will be trapped in inside booster forms carbon deposit（230 degree or so of machine oil coking temperature）, when carbon deposit is more long-pending
Oil inlet will be blocked when more, caused axle sleeve oil starvation, accelerated turbine rotor and bearing wear while increasing resistance, bearing hair
Heat, vicious circle make turbocharger impairment.（200 degree or so of delivery temperature during idle running, 5 minutes purposes of idling are to booster
Temperature drops to less than 230 degree）.
Chinese patent literature Publication No. IO2536441A, patent name is《Exhaust-driven turbo-charger exhaust-gas turbo charger automatic protection is filled
Put》, including battery, power switch, relay, machine oil pressure warning sensor and put out electromagnet, initial lubrication accumulator
Fire lubrication accumulator, the battery, power switch, relay, machine oil pressure warning sensor and electromagnet are passed sequentially through leads
Line is connected.Using present invention can ensure that can store with certain lubricating oil during engine work.When engine rises
When dynamic, shifted to an earlier date from Fuel Tanking Unit and provide certain lubricating oil to turbine wheel shaft and bearing, when engine stall, play lubrication
The effect of cooling turbine wheel shaft and bearing, so as to reduce the damage of exhaust-driven turbo-charger exhaust-gas turbo charger.Its exist problem be：By electromagnetism
Iron, spring and piston realize the entrance of lubricating oil, and its reliability is bad, easily break down, it is impossible to be widely available application；Separately
Outward, a product that can directly install is not formed yet, makes its repacking work difficulty larger.
In addition, by taking the minitype carrier vehicle and family-sized car of installing turbocharger as an example：It is general to be pressurized using water-cooled
Device, although too high without volute temperature after vehicle stall, causes the problem of carbon distribution, but after switch-off, turbine be still
In the presence of inertia, continue to do high speed rotary motion, and lubricating system now decompression and has been stopped, this results in whirlpool
The abrasion of wheel, reduces the service life of turbine, increased the burden of car owner；And dilly is also without pre-lubrication system, this
Sample there is also the turbine wear problem at vehicle launch initial stage, cause the service life of turbine to decline.
The content of the invention
A kind of drawbacks described above that the purpose of the present invention exists aiming at prior art, there is provided turbocharger intelligent protection
The application method of device, its modification difficulty is low, it is adaptable to the scale repacking of high capacity waggon and dilly, and dependable performance, prolongs
The service life of turbine is grown.
A kind of turbocharger intellective protector that the present invention is mentioned, including circuit board（1）, upper lid（2）, direct current generator
（3）, intermediate（4）, entering and exhaust channel（5）, Liquid level air valve（6）, lower tank（7）, shaft coupling（8）, support（9）, gear pump
（10）, tiny stream backflow check valve（12）, pressure limiting overflow valve（13）, oil duct（14）, described lower tank（7）, intermediate（4）With upper lid
（2）Composition lubricating oil holding vessel, intermediate（4）Centre be provided with the support for extending downwardly from（9）, support（9）Bottom be provided with
Gear pump（10）, gear pump（10）By shaft coupling（8）It is connected to intermediate（4）The direct current generator of upside（3）, gear pump（10）
Output end be connected to intermediate（4）Internal oil duct（14）, and by oil duct（14）It is connected to the lubricating oil of turbocharger
Pipeline, and tiny stream backflow check valve is provided with lubricating oil pipeline（12）, flowed back check valve by tiny stream（12）Realize that lubricating oil is returned
Flow to lower tank（7）Interior make-up oil, in intermediate（4）Downside right-hand member be provided with pressure limiting overflow valve（13）, pressure limiting overflow valve
（13）With oil duct（14）Connection, by pressure limiting overflow valve（13）The pump pressure of lubricating oil is controlled at 0.2-0.4 MPas；In intermediate
（4）Downside left end be provided with Liquid level air valve（6）, and Liquid level air valve（6）It is connected to the entering and exhaust channel outside intermediate
（5）, described direct current generator（3）Top connection circuit board（1）, circuit board（l）It is fixed on lid（2）Inside top.
Above-mentioned intermediate（4）Top be provided with groove（15）, direct current generator（3）Seat is at the center of groove, intermediate（4）
Center be provided with for installing shaft coupling（8）Passage, the channel upper is uncovered structure, and beneath galleries are provided with aperture
（16）, gear pump（10）Line shaft pass through aperture and shaft coupling（8）Connection.
Above-mentioned intermediate（4）Have screw thread, be connected through a screw thread lower tank（7）, intermediate（4）Upper end passes through spiral shell
Bolt and upper lid（2）It is flexibly connected.
Further, a kind of application method of turbocharger intellective protector that the present invention is mentioned, comprises the following steps：
First, the circuit board of intellective protector is connected with vehicle power supply, temperature sensor is arranged on the waste gas volute of booster
On, pressure switch is arranged on the lubricating pipe of lubricating oil, open car key ON grades, 3-5 seconds before engine is started,
Intellective protector first works, and is rotated by DC motor drives pump, and gear pump pumps out the lubricating oil in lower tank, oil pressure
By pressure limiting overflow valve（13）Control carries out pre-lubrication to booster at 0.2-0.4 MPas, and the oil pressure of lubricating pipe is set up, entered
One step continues to rotate car key startup engine, and intellective protector enters closed mode, and the tiny stream that now intermediate is provided with is returned
Stream check valve（12）Realize lubricating oil to lower tank backflow lubricating oil；
Then, when engine is unexpected or normally stops working, normal oil lubricating pipeline loses pressure, and intellective protector is touched automatically
Send out and delay working for a period of time, the rotation of the DC motor drives pump of intellective protector, gear pump is by the profit in lower tank
Lubricating oil is pumped out, and the suspension bearing to booster continues feed lubrication, by the temperature of temperature sensor monitors waste gas volute, until
The temperature of waste gas volute is down to less than 220 degree, and direct current generator is closed, it is to avoid produce carbon distribution.
Above-mentioned intellective protector is triggered and the 30 second time of delay working automatically.
The beneficial effects of the invention are as follows：For high capacity waggon, by the temperature of temperature sensor monitors waste gas volute,
And control lubricating oil after flame-out continuous lubrication for a period of time, so as to by volute temperature drop to less than 220 degree, it is to avoid generation
Carbon distribution, it is to avoid the damage of turbocharger；And can realize the pre-lubrication before vehicle launch, it is to avoid and the abrasion of turbine, carry
The service life of turbine high,
For dilly, mainly can be achieved on the pre-lubrication before vehicle launch, it is to avoid the abrasion of turbine, it is also possible to
Realize that the time delay after vehicle stall lubricates, continuation carries out lasting feed lubrication to the turbine under inertia motion, greatly improves
The service life of turbine, reduces the probability of turbine damage.
In a word, simple structure of the present invention is compact, easy for installation, it is only necessary to be connected to circuit and lubricant passage way, it is possible to real
Now to the protection of turbocharger, and repacking is easy, and difficulty of construction is low, and recondition expense is low, is readily obtained spread.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the invention；
Accompanying drawing 2 is the structural representation of intermediate of the invention；
Theory diagram when accompanying drawing 3 is present invention work；
Accompanying drawing 4 is the structural representation when present invention is used；
In upper figure：Circuit board 1, upper lid 2, direct current generator 3, intermediate 4, entering and exhaust channel 5, Liquid level air valve 6, lower tank 7, connection
It is axle device 8, support 9, gear pump 10, cable outlet 11, tiny stream backflow check valve 12, pressure limiting overflow valve 13, oil duct 14, groove 15, small
Hole 16)；Intellective protector a, booster b, engine c, pressure switch d, check valve e, thermocouple f, machine oil fuel feeding
Pipe g, machine oil oil return pipe h.
Specific embodiment
With reference to accompanying drawing 1-4, the invention will be further described：
A kind of turbocharger intellective protector that the present invention is mentioned, including circuit board 1, upper lid 2, direct current generator 3, intermediate 4,
Entering and exhaust channel 5, Liquid level air valve 6, lower tank 7, shaft coupling 8, support 9, gear pump 10, tiny stream backflow check valve 12, pressure limiting overflow
Stream valve 13, oil duct 14, described lower tank 7, intermediate 4 and upper lid 2 composition lubricating oil holding vessel, the centre of intermediate 4 is provided with
The support 9 for extending downwardly from, the bottom of support 9 is provided with gear pump 10, and gear pump 10 is connected on intermediate 4 by shaft coupling 8
The direct current generator 3 of side, the output end of gear pump 10 is connected to the oil duct 14 inside intermediate 4, and is connected to whirlpool by oil duct 14
The lubricating oil pipeline of booster is taken turns, and tiny stream backflow check valve 12 is provided with lubricating oil pipeline, by tiny stream backflow check valve 12
Realize that lubricating oil is back to make-up oil in lower tank 7, pressure limiting overflow valve 13, pressure limiting are provided with the downside right-hand member of intermediate 4
Overflow valve 13 is connected with oil duct 14, and the pump pressure of lubricating oil is controlled at 0.2-0.4 MPas by pressure limiting overflow valve 13；In intermediate 4
Downside left end be provided with Liquid level air valve 6, and Liquid level air valve 6 is connected to the entering and exhaust channel 5 outside intermediate, described
The top connection circuit board 1 of direct current generator 3, circuit board l is fixed on the inside top of lid 2.
Referring to the drawings 2, the top of intermediate 4 is provided with groove 15,3 centers in groove of direct current generator, in intermediate 4
The heart is provided with the passage for installing shaft coupling 8, and the channel upper is uncovered structure, and beneath galleries are provided with aperture 16, gear pump
10 line shaft is connected through aperture with shaft coupling 8；Intermediate 4 has screw thread, is connected through a screw thread lower tank 7, middle
The upper end of body 4 is flexibly connected by bolt with upper lid 2.
Referring to the drawings 4, the application method of a kind of turbocharger intellective protector that the present invention is mentioned, including following step
Suddenly：
First, the circuit board of intellective protector is connected with vehicle power supply, temperature sensor is arranged on the waste gas volute of booster
On, pressure switch is arranged on the lubricating pipe of lubricating oil, open car key ON grades, 3-5 seconds before engine is started,
Intellective protector first works, and is rotated by DC motor drives pump, and gear pump pumps out the lubricating oil in lower tank, oil pressure
Control, at 0.2-0.4 MPas, to be preferred with 0.3 MPa by pressure limiting overflow valve 13, pre-lubrication is carried out to booster, lubricating pipe
Oil pressure is set up, and continues to rotation car key and starts engine, and intellective protector enters closed mode, now on intermediate
The tiny stream backflow check valve 12 being provided with realizes lubricating oil to lower tank backflow lubricating oil；
Then, when engine is unexpected or normally stops working, normal oil lubricating pipeline loses pressure, and intellective protector is touched automatically
Send out and 30 seconds or so the time of delay working, the DC motor drives pump rotation of intellective protector, gear pump is by lower tank
Lubricating oil pump out, feed lubrication is continued to the suspension bearing of booster, by the temperature of temperature sensor monitors waste gas volute,
Until the temperature of waste gas volute is down to less than 220 degree, direct current generator is closed, it is to avoid produce carbon distribution.
The present invention is as follows in the application effect of high capacity waggon：
After the cart startup 3~5 minutes and it is flame-out before must be during the idling operation of 5 minutes requires, engine needs idling
Dynamic to turn 8 minutes, by taking 200 kilowatts of engines as an example, it consumes 320 milliliters or so of diesel oil, as every workday shutdown 6 times disappears
More than 2 liters, such as each car was calculated and consumes about 600 liters or so of diesel oil consumption diesel oil by 10 months, in the failure procedure of turbocharger
Intermediate fuel oil wastes surprising；For high capacity waggon, by the temperature of temperature sensor monitors waste gas volute, and lubrication is controlled
Oil after flame-out continuous lubrication for a period of time, so as to by volute temperature drop to less than 220 degree, it is to avoid generation carbon distribution, it is to avoid whirlpool
Take turns the damage of booster；And can realize the pre-lubrication before vehicle launch, it is to avoid and the abrasion of turbine, improve making for turbine
Use the life-span.
In addition, the present invention can also be applied to install the dilly of turbocharger, dilly is typically equipped with water
SAPMAC method device, although too high without volute temperature after vehicle stall, causes the problem of carbon distribution, but after switch-off, turbine
It is still in the presence of inertia, to continue to do high speed rotary motion, and lubricating system now decompression and has been stopped, this
The abrasion of turbine is resulted in, the service life of turbine is reduced, the burden of car owner is increased；And dilly is also without pre-lubrication
System, so there is also the turbine wear problem at vehicle launch initial stage, cause the service life of turbine to decline.By installing this hair
It is bright, it is possible to achieve the pre-lubrication before vehicle launch, it is to avoid the abrasion of turbine, it is also possible to realize that the time delay after vehicle stall is moistened
Sliding, continuation carries out lasting feed lubrication to the turbine under inertia motion, greatly improves the service life of turbine, reduces whirlpool
Take turns the probability for damaging.
In a word, simple structure of the present invention is compact, easy for installation, it is only necessary to be connected to the circuit and lubricant passage way of vehicle, just
The protection to turbocharger can be realized, and repacking is easy, and difficulty of construction is low, and recondition expense is low, is readily obtained large area
Promote, and fuel oil can also be saved, realize energy-saving and emission-reduction, particularly for cart, fuel-economizing is more obvious.
Claims (2)
1. a kind of application method of turbocharger intellective protector, it is characterized in that comprising the following steps：
First, the circuit board of intellective protector is connected with vehicle power supply, temperature sensor is arranged on the waste gas volute of booster
On, pressure switch is arranged on the lubricating pipe of lubricating oil, open car key ON grades, 3-5 seconds before engine is started,
Intellective protector first works, and is rotated by DC motor drives pump, and gear pump pumps out the lubricating oil in lower tank, oil pressure
By pressure limiting overflow valve（13）Control carries out pre-lubrication to booster at 0.2-0.4 MPas, and the oil pressure of lubricating pipe is set up, entered
One step continues to rotate car key startup engine, and intellective protector enters closed mode, and the tiny stream that now intermediate is provided with is returned
Stream check valve（12）Realize lubricating oil to lower tank backflow lubricating oil；
Then, when engine is unexpected or normally stops working, normal oil lubricating pipeline loses pressure, and intellective protector is touched automatically
Send out and delay working for a period of time, the rotation of the DC motor drives pump of intellective protector, gear pump is by the profit in lower tank
Lubricating oil is pumped out, and the suspension bearing to booster continues feed lubrication, by the temperature of temperature sensor monitors waste gas volute, until
The temperature of waste gas volute is down to less than 220 degree, and direct current generator is closed, it is to avoid produce carbon distribution；
The intellective protector includes circuit board（1）, upper lid（2）, direct current generator（3）, intermediate（4）, entering and exhaust channel（5）, liquid
Position control air valve（6）, lower tank（7）, shaft coupling（8）, support（9）, gear pump（10）, tiny stream backflow check valve（12）, pressure limiting overflow
Stream valve（13）, oil duct（14）.
2. the application method of turbocharger intellective protector according to claim 1, it is characterized in that：Intellective protector is certainly
Dynamic triggering and 30 second time of delay working.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710092064.2A CN106762109B (en) | 2015-04-24 | 2015-04-24 | A kind of application method of turbocharger intellective protector |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710092064.2A CN106762109B (en) | 2015-04-24 | 2015-04-24 | A kind of application method of turbocharger intellective protector |
| CN201510199157.6A CN104819050B (en) | 2015-04-24 | 2015-04-24 | A kind of turbocharger intellective protector |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510199157.6A Division CN104819050B (en) | 2015-04-24 | 2015-04-24 | A kind of turbocharger intellective protector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106762109A true CN106762109A (en) | 2017-05-31 |
| CN106762109B CN106762109B (en) | 2019-01-08 |
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ID=53729489
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710092064.2A Expired - Fee Related CN106762109B (en) | 2015-04-24 | 2015-04-24 | A kind of application method of turbocharger intellective protector |
| CN201510199157.6A Expired - Fee Related CN104819050B (en) | 2015-04-24 | 2015-04-24 | A kind of turbocharger intellective protector |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201510199157.6A Expired - Fee Related CN104819050B (en) | 2015-04-24 | 2015-04-24 | A kind of turbocharger intellective protector |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115596549A (en) * | 2022-12-08 | 2023-01-13 | 常州柯林电子科技技术有限公司（Cn） | Natural gas combustion hybrid variable frequency motor assembly and working method thereof |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113047945A (en) * | 2021-04-16 | 2021-06-29 | 杜润德 | Turbocharger protector and method |
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|---|---|---|---|---|
| EP0974743B1 (en) * | 1998-07-21 | 2003-03-12 | Honda Giken Kogyo Kabushiki Kaisha | Lubrication system of reciprocating piston type compressor for engine supercharging |
| WO2008029211A1 (en) * | 2006-09-06 | 2008-03-13 | Toyota Jidosha Kabushiki Kaisha | Electric supercharger |
| CN201363195Y (en) * | 2009-03-13 | 2009-12-16 | 卢秉忠 | Supercharger starting oil storage tank |
| JP2011047298A (en) * | 2009-08-26 | 2011-03-10 | Isuzu Motors Ltd | Lubricating device of internal combustion engine and internal combustion engine |
| CN202039942U (en) * | 2011-04-20 | 2011-11-16 | 施松柏 | Independent lubricating and driving system of turbo charger |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0726971A (en) * | 1993-07-09 | 1995-01-27 | Mazda Motor Corp | Lubricating device of engine provided with turbosupercharger |
| KR20020080973A (en) * | 2001-04-18 | 2002-10-26 | 기아자동차주식회사 | Exhaust gas turbo-charger protecting device |
| CN201461076U (en) * | 2009-04-15 | 2010-05-12 | 施松柏 | Independent lubricating system for engine pressure booster |
| CN103184928B (en) * | 2011-12-29 | 2015-02-25 | 广西玉柴机器股份有限公司 | Fuel cut-off protection device for turbocharger |
| CN102536441A (en) * | 2012-02-28 | 2012-07-04 | 中国人民解放军军事交通学院 | Automatic protection device for exhaust gas turbocharger |
| CN204591468U (en) * | 2015-04-24 | 2015-08-26 | 杜润德 | A kind of turbosupercharger intellective protector |
-
2015
- 2015-04-24 CN CN201710092064.2A patent/CN106762109B/en not_active Expired - Fee Related
- 2015-04-24 CN CN201510199157.6A patent/CN104819050B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0974743B1 (en) * | 1998-07-21 | 2003-03-12 | Honda Giken Kogyo Kabushiki Kaisha | Lubrication system of reciprocating piston type compressor for engine supercharging |
| WO2008029211A1 (en) * | 2006-09-06 | 2008-03-13 | Toyota Jidosha Kabushiki Kaisha | Electric supercharger |
| CN201363195Y (en) * | 2009-03-13 | 2009-12-16 | 卢秉忠 | Supercharger starting oil storage tank |
| JP2011047298A (en) * | 2009-08-26 | 2011-03-10 | Isuzu Motors Ltd | Lubricating device of internal combustion engine and internal combustion engine |
| CN202039942U (en) * | 2011-04-20 | 2011-11-16 | 施松柏 | Independent lubricating and driving system of turbo charger |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115596549A (en) * | 2022-12-08 | 2023-01-13 | 常州柯林电子科技技术有限公司（Cn） | Natural gas combustion hybrid variable frequency motor assembly and working method thereof |
| CN115596549B (en) * | 2022-12-08 | 2023-03-10 | 常州柯林电子科技技术有限公司 | Natural gas combustion hybrid variable frequency motor assembly and working method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104819050B (en) | 2017-03-15 |
| CN104819050A (en) | 2015-08-05 |
| CN106762109B (en) | 2019-01-08 |
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