CN203835525U - Electronic control protection device of supercharger lubricating system - Google Patents
Electronic control protection device of supercharger lubricating system Download PDFInfo
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- CN203835525U CN203835525U CN201420256534.6U CN201420256534U CN203835525U CN 203835525 U CN203835525 U CN 203835525U CN 201420256534 U CN201420256534 U CN 201420256534U CN 203835525 U CN203835525 U CN 203835525U
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- oil
- pump
- protection device
- lubricating system
- control protection
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Abstract
Disclosed is an electronic control protection device of a supercharger lubricating system. The problems that due to the facts that an existing engine fails or suddenly stops, or a lubricating oil pump is abraded and the working pressure is decreased, an existing lubricating system does not work or cannot work well, and the lubricating system fails are solved. The electronic control protection device of the supercharger lubricating system comprises a lubricating oil pump, a system to be lubricated and a second oil tube. A fourth oil tube is arranged on the second oil tube. An electronic oil pump assembly is arranged on the fourth oil tube. An oil inlet of the electronic oil pump assembly is connected with an oil tank. A pressure sensor is arranged on the second oil tube. The pressure sensor is connected with a control module for controlling an electronic oil pump output assembly. According to the electronic control protection device of the supercharger lubricating system, the electronic oil pump assembly is added, so that the original engine is provided with two sets of lubricating systems, and oil can be supplied to the system to be lubricated through the electronic oil pump assembly; therefore, it is ensured that even when the engine fails or suddenly stops, lubricating oil can be provided for the system to be lubricated, particularly a turbosupercharger, and damage to the supercharger is avoided.
Description
Technical field
The utility model relates to a kind of engine lubrication system, is specifically related to a kind of booster lubricating system electric control protection device.
Background technique
Turbosupercharger is utilized motor to discharge tail gas and is promoted engine power, due to the utilization again of its energy, in engine art, is used widely.The well-known lubrication system of Commercial Motor Vehicle (being for transporting the automobile of personnel or the goods) engine supercharger of home and abroad at present, all rely on engine mechanical power to implement to lubricate, its principle is that engine rotation drives lubricating pump work, thereby make oil pump to needing lubricated system lubricated (as to turbocharger lubrication), the flow of lubricant oil and pressure depend on the rotating speed of motor.
The lubrication and cooling of turbosupercharger rotational engagement portion is the key that guarantees its reliably working, in use, if motor catastrophic failure or anxious stopping, lubrication oil supply system is just no longer to turbosupercharger fuel feeding, rotor just can stop with the 2-3min left and right of remaining in operation without oily dry grinding state under the effect of inertial force, the lubrication and cooling of turbosupercharger rotational engagement portion is the key that guarantees its reliably working, in use, if motor catastrophic failure or anxious stopping, the lubrication system of whole motor quits work, but supercharger rotor under the effect of inertial force with unlubricated, under non-refrigerated condition, work, will certainly cause bearing or rotor fault like this, thereby affect service behaviour and the reliability of turbosupercharger, this pressurized machine causing because of the running of motor catastrophic failure or emergent stopping damages does not know its number.
Summary of the invention
For solving available engine fault in background technique, anxious stopping or the decline of lubricating pump wearing and tearing working pressure; the work that makes lubrication system not work or can not be good; the problem of the lubrication system fault producing, the utility model provides a kind of booster lubricating system electric control protection device.
The technical solution of the utility model is: a kind of booster lubricating system electric control protection device, comprise fuel tank, lubricating pump and treat lubrication system, described fuel tank and lubricating pump, lubricating pump with treat lubrication system, treat to be provided with successively between lubrication system and fuel tank the first oil pipe, the second oil pipe, the 3rd oil pipe, the 3rd described oil pipe is provided with the first relief valve, on the second described oil pipe, be provided with the 4th oil pipe, on the 4th described oil pipe, be provided with electronic oil pump assembly and one-way valve, the filler opening of described electronic oil pump assembly is connected with fuel tank, the oil outlet of described electronic oil pump assembly is connected with one-way valve, the second described oil pipe is provided with pressure transducer, described pressure transducer is connected with the control module of exporting assembly for controlling electronic oil pump.
As a kind of improvement of the present utility model, described electronic oil pump assembly comprises controls motor and the pump housing, the described pump housing is provided with the holding cavity that is communicated with filler opening and oil outlet, the described pump housing comprises upper pump casing, intermediate and lower pump body, described filler opening is located on lower pump body, described oil outlet is located on upper pump casing, and described control module is electrically connected to control motor.
As further improvement of the utility model, the 4th described oil pipe is provided with the second relief valve, and described the second relief valve and one-way valve are arranged in parallel, and the second described relief valve is connected with oil outlet.
As further improvement of the utility model, the second described relief valve is located on upper pump casing.
As further improvement of the utility model, described control motor is provided with rotating shaft, described rotating shaft is provided with rotor, described rotor is provided with a plurality of chutes, the corresponding blade that is provided with in described chute, described blade coordinates with rotor radial slippage, and described blade is divided into a plurality of chambers by holding cavity, and the center line of described rotating shaft parallels with the center line in pump housing cross section.
As further improvement of the utility model, between described lower pump body and intermediate, be provided with oil-feed plate, described oil-feed plate is provided with oil-feed plate distributing groove, the described filler opening of being located on lower pump body is corresponding with the end of oil-feed plate distributing groove, and described oil-feed plate distributing groove is at least connected with two chambers.
As further improvement of the utility model, between described intermediate and upper pump casing, be provided with out oiled-plate method, the described oiled-plate method that goes out is provided with out oiled-plate method distributing groove, the described oil outlet of being located on upper pump casing is corresponding with the end that goes out oiled-plate method distributing groove, described in go out oiled-plate method distributing groove and be at least connected with two chambers.
As further improvement of the utility model, described rotor is located in intermediate, forms described holding cavity between described rotor and the frame of intermediate.
The beneficial effects of the utility model are, electronic oil pump assembly and one-way valve have been increased, make former motor there are two cover lubrication systems, can be by electronic oil pump assembly for treating lubrication system fuel feeding, even if thereby guaranteed when engine failure or anxious stopping time, also can give treat lubrication system particularly turbosupercharger lubricant oil is provided, avoid the damage of pressurized machine.The advantages such as certain the utility model also has simple in structure, easy installation and reliable, and fuel feeding is reliable.
Accompanying drawing explanation
Accompanying drawing 1 is the utility model embodiment's principle schematic.
Accompanying drawing 2 is the utility model embodiment's control principle block diagram.
Accompanying drawing 3 is electronic oil pump assembly 4 structural representations in the utility model embodiment.
Accompanying drawing 4 is taken away the structural representation after upper pump casing 442 in accompanying drawing 3.
Accompanying drawing 5 is for taking away upper pump casing 442 and going out the structural representation after oiled-plate method 446 in accompanying drawing 3.
Accompanying drawing 6 is accompanying drawing 3 partly cuts open schematic diagram.
Accompanying drawing 7 is for looking enlarged diagram in a left side for accompanying drawing 6.
Accompanying drawing 8 is the explosive view of electronic oil pump assembly 4.
In figure, 1, fuel tank; 11, the first oil pipe; 2, lubricating pump; 21, the second oil pipe; 22, the 4th oil pipe; 221, the second relief valve; 3, treat lubrication system; 31, the 3rd oil pipe; 311, the first relief valve; 4, electronic oil pump assembly; 41, filler opening; 42, oil outlet; 43, control motor; 431, rotating shaft; 432, rotor; 4321, chute; 433, blade; 44, the pump housing; 441, holding cavity; 4411, chamber; 442, upper pump casing; 443, intermediate; 4431, frame; 444, lower pump body; 445, oil-feed plate; 4451, oil-feed plate distributing groove; 446, go out oiled-plate method; 4461, go out oiled-plate method distributing groove; 5, one-way valve; 6, pressure transducer; 7, control module.
Embodiment
Below in conjunction with accompanying drawing, the utility model embodiment is described further:
By Fig. 1 in conjunction with Fig. 2, 3, 4, 5, 6, 7, shown in 8, a kind of booster lubricating system electric control protection device, comprise fuel tank 1, lubricating pump 2, be communicated with oil pipe, filter (not providing in drawing) and treat lubrication system 3, described fuel tank 1 and lubricating pump 2, lubricating pump 2 with treat lubrication system 3, treat to be provided with successively between lubrication system 3 and fuel tank 1 the first oil pipe 11, the second oil pipe 21, the 3rd oil pipe 31, the 3rd described oil pipe 31 is provided with the first relief valve 311, on the second described oil pipe 21, be provided with the 4th oil pipe 22, on the 4th described oil pipe 22, be provided with electronic oil pump assembly 4 and one-way valve 5, the filler opening 41 of described electronic oil pump assembly 4 is connected with fuel tank 1, the oil outlet 42 of described electronic oil pump assembly 4 is connected with one-way valve 5, the second described oil pipe 21 is provided with pressure transducer 6, described pressure transducer 6 with for controlling the control module 7 of electronic oil pump assembly 4 output, be connected.The utility model has increased electronic oil pump assembly and one-way valve, make former motor there are two cover lubrication systems, can be by electronic oil pump assembly for treating lubrication system fuel feeding, even if thereby guaranteed when engine failure or anxious stopping time, also can give treat lubrication system particularly turbosupercharger lubricant oil is provided, avoid the damage of pressurized machine.The advantages such as certain the utility model also has simple in structure, easy installation and reliable, and fuel feeding is reliable.In the utility model, in original pipeline, pressure transducer is housed, pressure transducer is to control module (ECM) input pressure signal, control module (ECM) is by comparing to signal, when when lubrication system pressure does not reach setting pressure, output pulse signal is to electronic oil pump assembly, electronic oil pump assembly pressure oil output, pressure oil is by the 4th, the second oil pipe is inputted in the lubrication system of former motor, enforcement treats that to former motor lubrication system is supplied with or pressure compensation, for give treat lubrication system particularly turbosupercharger be lubricated, avoid the damage of turbosupercharger, can certainly be lubricated to miscellaneous part.Specifically, when former engine oil pressure is normal, the lubricant oil of former oil supplying device, due to the cause of one-way valve being set on the 4th oil pipe, can not oppositely flow back to fuel tank by electronic oil pump assembly.In particular, the control chip that control module adopts is STM32 chip, and in particular, control chip can adopt the chip of the models such as STM32-104, STM32-107, STM32-207.What realize due to the utility model control module is simple closed loop control, and the chip type exemplifying should be as the restriction to the utility model protection domain.
Described electronic oil pump assembly 4 comprises controls motor 43 and the pump housing 44, the described pump housing 44 is provided with the holding cavity 441 that is communicated with filler opening 41 and oil outlet 42, the described pump housing 44 comprises upper pump casing 442, intermediate 443 and lower pump body 444, described filler opening 41 is located on lower pump body 444, described oil outlet 42 is located on upper pump casing 442, and described control module 7 is electrically connected to control motor 43.Specifically, control module is by controlling Electric Machine Control pump housing pressure oil output, specifically, that control module is controlled motor by output pulse signal, motor is implemented power stage by dutycycle (PMW), dutycycle is to utilize the time opening and closing to export an electric current and voltage, utilize the working method of dutycycle, can implement the full-load operation of electronic oil pump and low-load work, low-load work is a kind of compensation to former lubrication system pressure, such structure is treated under the prerequisite of lubrication system fuel feeding in assurance, can effectively save energy consumption, make the output power of motor the most reasonable.When overpressure is during lower than setup pressure value, electronic control module (ECM) is given and is controlled machine operation instruction, simultaneously, overpressure sensor again returning pressure signal to control module, control module is compared to pressure sensor signal again, utilize dutycycle to implement system oil pump to carry out power stage, implement the closed loop control to whole system.
The 4th described oil pipe 22 is provided with the second relief valve 221, and the second described relief valve 221 is arranged in parallel with one-way valve 5, and the second described relief valve 221 is connected with oil outlet 42.Specifically, the second described relief valve 221 is located on upper pump casing 442.Relief valve is to prevent that pressure in original oil supply system from exceeding specified value and carrying out release, the oil outlet of relief valve and the pump housing communicates, when former engine lubrication oil pressure surpasses rated pressure, as there being oil pipe blocking in treating lubrication system, now pressure transducer detects pressure rising, relief valve is opened, lubricant oil enters the oil outlet of the pump housing, because oil outlet is connected with filler opening by holding cavity, the rotor reversion making, rotor reversion drives controls motor reversal, and motor reversal produces signal to electronic control module, electric control module sends alarm signal, guarantees oil circuit safety.
Described control motor 43 is provided with rotating shaft 431, described rotating shaft 431 is provided with rotor 432, described rotor 432 is provided with a plurality of chutes 4321, described chute 4321 interior correspondences be provided with blade 433, described blade 433 coordinates with rotor 432 radial slippage, described rotor 432 is located in intermediate 443, forms described holding cavity 441 between described rotor 432 and the frame 4431 of intermediate 443.Described blade 433 is divided into a plurality of chambers 4411 by holding cavity 441, and the center line of described rotating shaft 431 parallels with the center line in the pump housing 44 cross sections.Specifically, control driven by motor rotating shaft and rotate, rotating shaft rotor driven rotates, and because rotating the centrifugal force producing, the blade that makes to be located in rotor rollaway nest outwards moves.Because blade is located in the holding cavity of the pump housing, be subject to the restriction of intermediate frame again, regular moving done along the inwall rule mark of frame in blade outer end.Center line because of shaft centerline and pump housing cross section, two parallel whiles center lines on same straight line not again, holding cavity has been divided into a plurality of not isometric chambers by blade, because the variation of volume, produced pressure variation, when volume increases, be oil-absorbing process, be fuel-displaced process when volume dwindles.Such structure can guarantee the oil-feed and fuel-displaced reliably of electronic oil pump assembly.
Between described lower pump body 444 and intermediate 443, be provided with oil-feed plate 445, described oil-feed plate 445 is provided with oil-feed plate distributing groove 4451, the described filler opening 41 of being located on lower pump body 444 is corresponding with the end of oil-feed plate distributing groove 4451, and described oil-feed plate distributing groove 4451 is at least connected with two chambers 4411.Between described intermediate 443 and upper pump casing 442, be provided with out oiled-plate method 446, the described oiled-plate method 446 that goes out is provided with out oiled-plate method distributing groove 4461, the described oil outlet 42 of being located on upper pump casing 442 is corresponding with the end that goes out oiled-plate method distributing groove 4461, described in go out oiled-plate method distributing groove 4461 and be at least connected with two chambers 4411.
On oil-feed plate, have oil-feed plate distributing groove, can when high speed rotating, can fully suck lubricant oil; On oiled-plate method, to have out oiled-plate method distributing groove be for fuel-displaced pressure enters steadily going out, and reduces pressure wave, also improved the stationarity of the work of whole system simultaneously.Specifically, oil-feed plate distributing groove and go out oiled-plate method distributing groove and be kidney slot, certainly oil-feed plate distributing groove and go out oiled-plate method distributing groove and also can adopt irregularly shaped.In particular, oil-feed plate is provided with two oil-feed plate distributing grooves, described go out oiled-plate method and is provided with two and goes out oiled-plate method distributing groove.Certainly oil-feed plate distributing groove can be 1,3,4 or more with the quantity that goes out oiled-plate method distributing groove, and the quantity of certain two also can be inconsistent.In particular, the structure of oil-feed plate and oil-distributing plate is identical.In particular, the pressure of oil outlet can be adjusted by going out the width of oiled-plate method distributing groove, and oil outlet place groove width delivery pressure reduces, and the narrow delivery pressure of groove increases.
Every technician's notice: although the utility model describes according to above-mentioned embodiment; but invention thought of the present utility model is not limited in this model utility; the repacking of any utilization inventive concept, all will include in this patent scope of patent protection.
Claims (8)
1. a booster lubricating system electric control protection device, comprise fuel tank (1), lubricating pump (2) and treat lubrication system (3), described fuel tank (1) and lubricating pump (2), lubricating pump (2) with treat lubrication system (3), treat to be provided with successively the first oil pipe (11) between lubrication system (3) and fuel tank (1), the second oil pipe (21), the 3rd oil pipe (31), the 3rd described oil pipe (31) is provided with the first relief valve (311), it is characterized in that: on described the second oil pipe (21), be provided with the 4th oil pipe (22), on the 4th described oil pipe (22), be provided with electronic oil pump assembly (4) and one-way valve (5), the filler opening (41) of described electronic oil pump assembly (4) is connected with fuel tank (1), the oil outlet (42) of described electronic oil pump assembly (4) is connected with one-way valve (5), described the second oil pipe (21) is provided with pressure transducer (6), described pressure transducer (6) with for controlling the control module (7) of electronic oil pump assembly (4) output, be connected.
2. a kind of booster lubricating system electric control protection device according to claim 1, it is characterized in that described electronic oil pump assembly (4) comprises control motor (43) and the pump housing (44), the described pump housing (44) is provided with the holding cavity (441) that is communicated with filler opening (41) and oil outlet (42), the described pump housing (44) comprises upper pump casing (442), intermediate (443) and lower pump body (444), described filler opening (41) is located on lower pump body (444), described oil outlet (42) is located on upper pump casing (442), described control module (7) is electrically connected to control motor (43).
3. a kind of booster lubricating system electric control protection device according to claim 2; it is characterized in that the 4th described oil pipe (22) is provided with the second relief valve (221); described the second relief valve (221) is arranged in parallel with one-way valve (5), and described the second relief valve (221) is connected with oil outlet (42).
4. a kind of booster lubricating system electric control protection device according to claim 3, is characterized in that described the second relief valve (221) is located on upper pump casing (442).
5. a kind of booster lubricating system electric control protection device according to claim 2, it is characterized in that described control motor (43) is provided with rotating shaft (431), described rotating shaft (431) is provided with rotor (432), described rotor (432) is provided with a plurality of chutes (4321), the corresponding blade (433) that is provided with in described chute (4321), described blade (433) coordinates with rotor (432) radial slippage, described blade (433) is divided into a plurality of chambers (4411) by holding cavity (441), the center line of described rotating shaft (431) parallels with the center line in the pump housing (44) cross section.
6. a kind of booster lubricating system electric control protection device according to claim 5; it is characterized in that being provided with oil-feed plate (445) between described lower pump body (444) and intermediate (443); described oil-feed plate (445) is provided with oil-feed plate distributing groove (4451); the described filler opening (41) of being located on lower pump body (444) is corresponding with the end of oil-feed plate distributing groove (4451), and described oil-feed plate distributing groove (4451) is at least connected with two chambers (4411).
7. according to a kind of booster lubricating system electric control protection device described in claim 5 or 6; it is characterized in that being provided with out oiled-plate method (446) between described intermediate (443) and upper pump casing (442); the described oiled-plate method (446) that goes out is provided with out oiled-plate method distributing groove (4461); the described oil outlet (42) of being located on upper pump casing (442) is corresponding with the end that goes out oiled-plate method distributing groove (4461), described in go out oiled-plate method distributing groove (4461) and be at least connected with two chambers (4411).
8. a kind of booster lubricating system electric control protection device according to claim 5; rotor (432) described in it is characterized in that is located in intermediate (443), forms described holding cavity (441) between described rotor (432) and the frame (4431) of intermediate (443).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420256534.6U CN203835525U (en) | 2014-05-20 | 2014-05-20 | Electronic control protection device of supercharger lubricating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420256534.6U CN203835525U (en) | 2014-05-20 | 2014-05-20 | Electronic control protection device of supercharger lubricating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203835525U true CN203835525U (en) | 2014-09-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420256534.6U Expired - Fee Related CN203835525U (en) | 2014-05-20 | 2014-05-20 | Electronic control protection device of supercharger lubricating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203835525U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422207A (en) * | 2015-12-29 | 2016-03-23 | 鄢毅 | Control method and device for automobile lubrication system as well as automobile lubrication system |
| CN113049114A (en) * | 2020-10-27 | 2021-06-29 | 温州瓯斯达电器实业有限公司 | Detection method of automatic turntable mosquito-repellent incense liquid heater tester |
-
2014
- 2014-05-20 CN CN201420256534.6U patent/CN203835525U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422207A (en) * | 2015-12-29 | 2016-03-23 | 鄢毅 | Control method and device for automobile lubrication system as well as automobile lubrication system |
| CN105422207B (en) * | 2015-12-29 | 2018-06-26 | 鄢毅 | Vehicle lubricating system control method, device and vehicle lubricating system |
| CN113049114A (en) * | 2020-10-27 | 2021-06-29 | 温州瓯斯达电器实业有限公司 | Detection method of automatic turntable mosquito-repellent incense liquid heater tester |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20170520 |