CN208057231U - A kind of electric control exhaust valve gear, turbo charge system and the diesel engine of turbocharger - Google Patents
A kind of electric control exhaust valve gear, turbo charge system and the diesel engine of turbocharger Download PDFInfo
- Publication number
- CN208057231U CN208057231U CN201820266339.XU CN201820266339U CN208057231U CN 208057231 U CN208057231 U CN 208057231U CN 201820266339 U CN201820266339 U CN 201820266339U CN 208057231 U CN208057231 U CN 208057231U
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- Prior art keywords
- valve
- exhaust valve
- turbocharger
- electric control
- air bleeding
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
The utility model is related to electric control exhaust valve gear, turbo charge system and the diesel engines of Diesel Engine Technique Field more particularly to a kind of turbocharger.The electric control exhaust valve gear of turbocharger includes air bleeding valve, exhaust valve follower, electrically-controlled valve and gas cylinder, wherein, air bleeding valve is arranged in the turbine shroud of turbocharger, the valve of air bleeding valve is connect with exhaust valve follower, valve follower is vented by the compressed air-driven in gas cylinder, electrically-controlled valve is electrically connected with electronic control unit, for controlling the break-make between exhaust valve follower and gas cylinder.Gas cylinder can be connected to and be disconnected with exhaust valve follower in time, and then control the opening and closing of air bleeding valve in time by the setting of electronic control unit and electrically-controlled valve by the utility model, feedback-less delay；In addition, by gas cylinder as air source, gas output is more stablized.
Description
Technical field
The utility model is related to the electric control exhaust valve gear of Diesel Engine Technique Field more particularly to a kind of turbocharger,
Turbo charge system and diesel engine.
Background technology
The structure of turbocharger generally comprises inlet end, exhaust end and turbine wheel shaft, wherein inlet end includes compressor casing
Body and the compressor impeller being set in compressor casing body；Exhaust end includes turbine shroud and the turbine that is set in turbine shroud
Impeller；Turbine wheel shaft is for connecting compressor impeller and turbine wheel.
The ordinary vent valve booster that diesel engines at present uses is all based on the driving of boost pressure device, and air bleeding valve configuration exists
On turbine shroud, the valve of air bleeding valve is controlled using a push rod, when the supercharging value of inlet end reaches the degree of restriction, into
Atmospheric pressure will push push rod, and the valve opening of air bleeding valve, portion is made to be exhausted directly to exhaust pipe without turbine wheel.It is this
Controlling the scheme that air bleeding valve is opened and closed on turbine shroud, there are certain defects, could be opened because it needs boost pressure first to increase
Air bleeding valve, boost pressure, which first reduce, could close air bleeding valve, so causing feedback delay to a certain extent.
Therefore, there is an urgent need for a kind of electric control exhaust valve gears for the turbocharger that can solve above-mentioned technical problem.
Utility model content
The purpose of this utility model is to provide a kind of electric control exhaust valve gear of turbocharger, turbo charge system and
Diesel engine controls the opening and closing of air bleeding valve in time, eliminates delay of feedback.
For this purpose, the utility model uses following technical scheme：
A kind of electric control exhaust valve gear of turbocharger, including air bleeding valve, exhaust valve follower, electrically-controlled valve and gas cylinder,
In, the air bleeding valve is arranged in the turbine shroud of the turbocharger, and the valve of the air bleeding valve is pushed away with the air bleeding valve
Bar connects, and by the compressed air-driven in the gas cylinder, the electrically-controlled valve is electrically connected the exhaust valve follower with electronic control unit
It connects, for controlling the break-make between the exhaust valve follower and the gas cylinder.
The optimal technical scheme of electric control exhaust valve gear as turbocharger, the electrically-controlled valve are automatically controlled pressure regulator valve.
The optimal technical scheme of electric control exhaust valve gear as turbocharger is provided with pressure in the automatically controlled pressure regulator valve
Force snesor, the pressure sensor are electrically connected with the electronic control unit.
The optimal technical scheme of electric control exhaust valve gear as turbocharger, the exhaust valve follower is described in connection
One end of the valve of air bleeding valve is provided with displacement sensor, and institute's displacement sensors are electrically connected with the electronic control unit.
The optimal technical scheme of electric control exhaust valve gear as turbocharger is integrated in the electronic control unit
Alarm module.
The optimal technical scheme of electric control exhaust valve gear as turbocharger, the gas cylinder are vehicle gas cylinder.
The optimal technical scheme of electric control exhaust valve gear as turbocharger, the air bleeding valve are butterfly valve.
A kind of turbo charge system includes the electric control exhaust valve gear of turbocharger described in any of the above item, described
The outlet side of turbocharger is connected with the gas outlet of engine, the inlet end of the turbocharger and the air inlet of engine
It is connected.
As the optimal technical scheme of turbo charge system, the inlet end of the turbocharger and the engine into
Charge air cooler is provided between gas port.
A kind of diesel engine, including the turbo charge system described in any of the above item.
The advantageous effect of the utility model compared with the prior art：
1) the electric control exhaust valve gear of turbocharger provided by the utility model, passes through electronic control unit and electrically-controlled valve
Setting, can gas cylinder be connected to and be disconnected with exhaust valve follower in time, and then the timely opening and closing for controlling air bleeding valve, nothing
Delay of feedback；In addition, by gas cylinder as air source, gas output is more stablized；
2) the electric control exhaust valve gear of turbocharger provided by the utility model, passes through the setting of pressure sensor, energy
Actual pressure value before enough air bleeding valves of detection in real time, and actual pressure value is fed back into electronic control unit, electronic control is single
It is first that the Opening pressure that actual pressure meets air bleeding valve always is made by closed-loop control again；
3) the electric control exhaust valve gear of turbocharger provided by the utility model, passes through the setting of displacement sensor, energy
The practical aperture of enough air bleeding valves of detection in real time, and by the practical open degree feedback electron control unit of detection, electronic control unit
Abnormal judgement is carried out again, can be obtained feedback in time in device operation exception and be reminded.
Description of the drawings
Fig. 1 is the principle schematic of turbo charge system provided by the utility model.
In figure：
10- turbocharger；11- air bleeding valves；12- is vented valve follower；13- gas cylinders；14- electrically-controlled valves；15- electronic controls are single
Member；
20- engines；30- charge air coolers.
Specific implementation mode
Below in conjunction with the accompanying drawings the technical solution of the utility model is further illustrated with embodiment.It is understood that this
The described specific embodiment in place is used only for explaining the utility model, rather than the restriction to the utility model.It further needs exist for
Illustrate, illustrate only for ease of description, in attached drawing with the relevant part of the utility model and it is not all.
As shown in Figure 1, the utility model provides a kind of electric control exhaust valve gear of turbocharger, including air bleeding valve 11,
It is vented valve follower 12, electrically-controlled valve 14 and gas cylinder 13, wherein air bleeding valve 11 is arranged in the turbine shroud of turbocharger 10, row
The valve of air valve 11 is connect with exhaust valve follower 12, and exhaust valve follower 12 is by the compressed air-driven in gas cylinder 13, electrically-controlled valve 14
It is electrically connected with electronic control unit 15, for controlling the break-make between exhaust valve follower 12 and gas cylinder 13.
By the setting of electronic control unit 15 and electrically-controlled valve 14, gas cylinder 13 can be connected to exhaust valve follower 12 in time
And disconnection, and then the opening and closing of air bleeding valve 11 are controlled in time, feedback-less delay；In addition, being used as air source, gas by gas cylinder 13
Output is more stablized.
Further, pressure sensor is provided in electrically-controlled valve 14, pressure sensor is electrically connected with electronic control unit 15
It connects, pressure sensor can detect the actual pressure value before air bleeding valve 11, and actual pressure value is fed back to electronic control list
Member 15, which is compared by electronic control unit 15 with the Opening pressure value of air bleeding valve 11, if what is detected should
Actual pressure value is less than the Opening pressure value of air bleeding valve 11, then controls electrically-controlled valve 14 and increase aperture, if the practical pressure detected
Force value is more than the Opening pressure value of air bleeding valve 11, then controls electrically-controlled valve 14 and reduce aperture, so that actual pressure meets air bleeding valve 11
Opening pressure.Preferably, electrically-controlled valve 14 is automatically controlled pressure regulator valve.
Further, exhaust valve follower 12 is provided with displacement sensor, position in one end of the valve of connection air bleeding valve 11
Displacement sensor is electrically connected with electronic control unit 15, and displacement sensor can detect the practical aperture of air bleeding valve 11, and will detection
Practical open degree feedback electron control unit 15, the faulty calibration value of setting, electronic control unit in electronic control unit 15
15 are compared the practical aperture of detection with failure calibration value, to judge air bleeding valve 11 with the presence or absence of exception, if judging to arrange
There is exception in air valve 11, then electronic control unit 15 sends out prompt, and staff is prompted to overhaul.Preferably, in electronics control
It is integrated with alarm module in unit 15 processed, when judgement air bleeding valve 11 is deposited when abnormal, alarm module is alarmed, so that work people
Member goes and finds out what's going in time and makes respective handling in time.
In the present embodiment, gas cylinder 13 is vehicle gas cylinder, is capable of providing stable air source.
The utility model also provides a kind of turbo charge system, includes the electric control exhaust valve of above-described turbocharger
Device, the structure and operation principle of the electric control exhaust valve gear of turbocharger are same as above, and details are not described herein.
Specifically, as shown in Figure 1, the outlet side of turbocharger 10 is connected with the gas outlet of engine 20, turbocharging
The inlet end of device 10 is connected with the air inlet of engine 20.Further, in the inlet end of turbocharger 10 and engine 20
Air inlet between be additionally provided with charge air cooler 30.
The utility model further includes a kind of diesel engine, including above-described turbo charge system, turbo charge system
Structure and operation principle are same as above, and details are not described herein.
Obviously, above-described embodiment of the utility model is used for the purpose of clearly illustrating the utility model example, and
It is not the restriction to the embodiment of the utility model.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
It is exhaustive.All any modification, equivalent and improvement made within the spirit and principle of the present invention etc., should be included in
Within the protection domain of the utility model claims.
Claims (10)
1. a kind of electric control exhaust valve gear of turbocharger, which is characterized in that including air bleeding valve (11), exhaust valve follower
(12), electrically-controlled valve (14) and gas cylinder (13), wherein turbine case of air bleeding valve (11) setting in the turbocharger (10)
In vivo, the valve of the air bleeding valve (11) is connect with the exhaust valve follower (12), and the exhaust valve follower (12) is by the gas
Compressed air-driven in bottle (13), the electrically-controlled valve (14) is electrically connected with electronic control unit (15), for controlling the row
Break-make between air valve push rod (12) and the gas cylinder (13).
2. the electric control exhaust valve gear of turbocharger according to claim 1, which is characterized in that the electrically-controlled valve (14)
For automatically controlled pressure regulator valve.
3. the electric control exhaust valve gear of turbocharger according to claim 1, which is characterized in that the electrically-controlled valve (14)
It is inside provided with pressure sensor, the pressure sensor is electrically connected with the electronic control unit (15).
4. the electric control exhaust valve gear of turbocharger according to claim 1, which is characterized in that the exhaust valve follower
(12) one end for the valve for connecting the air bleeding valve (11) is provided with displacement sensor, institute's displacement sensors and the electronics
Control unit (15) is electrically connected.
5. the electric control exhaust valve gear of turbocharger according to claim 4, which is characterized in that the electronic control is single
It is integrated with alarm module in first (15).
6. the electric control exhaust valve gear of turbocharger according to claim 1, which is characterized in that the gas cylinder (13) is
Vehicle gas cylinder.
7. the electric control exhaust valve gear of turbocharger according to claim 1, which is characterized in that the air bleeding valve (11)
For butterfly valve.
8. a kind of turbo charge system, which is characterized in that include the electricity such as claim 1-7 any one of them turbocharger
Discharge valve apparatus is controlled, the outlet side of the turbocharger (10) is connected with the gas outlet of engine (20), the turbocharging
The inlet end of device (10) is connected with the air inlet of engine (20).
9. turbo charge system according to claim 8, which is characterized in that the inlet end of the turbocharger (10) with
It is provided with charge air cooler (30) between the air inlet of the engine (20).
10. a kind of diesel engine, which is characterized in that including turbo charge system as claimed in claim 8 or 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820266339.XU CN208057231U (en) | 2018-02-23 | 2018-02-23 | A kind of electric control exhaust valve gear, turbo charge system and the diesel engine of turbocharger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820266339.XU CN208057231U (en) | 2018-02-23 | 2018-02-23 | A kind of electric control exhaust valve gear, turbo charge system and the diesel engine of turbocharger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208057231U true CN208057231U (en) | 2018-11-06 |
Family
ID=63990562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820266339.XU Active CN208057231U (en) | 2018-02-23 | 2018-02-23 | A kind of electric control exhaust valve gear, turbo charge system and the diesel engine of turbocharger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208057231U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723541A (en) * | 2018-12-28 | 2019-05-07 | 潍柴动力股份有限公司 | Electric control air-release valve deflation characteristic self-learning method and device |
-
2018
- 2018-02-23 CN CN201820266339.XU patent/CN208057231U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109723541A (en) * | 2018-12-28 | 2019-05-07 | 潍柴动力股份有限公司 | Electric control air-release valve deflation characteristic self-learning method and device |
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