CN203892005U - Turbo charging mechanism with two-position two-way pulse width adjusting valve - Google Patents
Turbo charging mechanism with two-position two-way pulse width adjusting valve Download PDFInfo
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- CN203892005U CN203892005U CN201420227497.6U CN201420227497U CN203892005U CN 203892005 U CN203892005 U CN 203892005U CN 201420227497 U CN201420227497 U CN 201420227497U CN 203892005 U CN203892005 U CN 203892005U
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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
Abstract
A turbo charging mechanism with a two-position two-way pulse width adjusting valve comprises a gas compressor, a first three-way pipe, a gas inlet pipe, a second three-way pipe, an intercooler, an engine, a third three-way pipe, a turbine, an exhaust pipe, a rotor shaft and a waste gas bypass mechanism adopting the two-position two-way pulse width adjusting valve. The waste gas bypass mechanism comprises a fourth three-way pipe, the two-position two-way pulse width adjusting valve, an electronic control unit (ECU), an executer, a lever control assembly and a waste gas bypass valve. The mechanism has the advantage that the two-position two-way pulse width adjusting valve is adopted to replace the two-position three-way pulse width adjusting valve in the existing turbo charging mechanism, the arrangement mode of gas channel pipelines is changed accordingly, the turbo charging mechanism which is designed based on the arrangement is compact in structure and reasonable in gas channel pipeline arrangement, and a gas channel is smooth and not easy to block.
Description
Technical field
The utility model relates to turbocharging technology field, particularly a kind of case turbocharging mechanism with 2/2-way pulse-width regulated valve.
Background technique
Case turbocharging mechanism is arranged on motor, can improve the output power of motor, reduces the discharge of harmful matter in motor exhaust, can improve the fuel economy of motor simultaneously.Piston cylinder internal pressure while running up for control engine, prevents motor generation pinking, avoids pressurized machine running hypervelocity, is equipped with exhaust gas bypass mechanism in case turbocharging mechanism.
Exhaust gas bypass mechanism in existing case turbocharging mechanism adopts two-bit triplet pulse-width regulated valve to carry out Flexible Control to boost pressure conventionally.But two-bit triplet pulse-width regulated valve has three air-path interfaces, cause existing case turbocharging mechanism structure not compact, the many bendings of gas path pipe, easily cause gas circuit obstructed.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, and provides a kind of case turbocharging mechanism with 2/2-way pulse-width regulated valve, its compact structure, gas path pipe connection and reasonable arrangement.
The technical solution of the utility model is: a kind of case turbocharging mechanism with 2/2-way pulse-width regulated valve, comprises gas compressor, the first three-way pipe, suction tude, the second three-way pipe, intercooler, motor, the 3rd three-way pipe, turbo machine, outlet pipe, rotor shaft and an exhaust gas bypass mechanism that adopts 2/2-way pulse-width regulated valve.
Gas compressor and turbo machine are installed on rotor shaft.
The A end of the first three-way pipe is connected with suction tude, and B end is communicated with the inlet end of gas compressor by tracheae.
The D end of the second three-way pipe is communicated with one end of intercooler by tracheae, and E end is communicated with the exhaust end of gas compressor by tracheae.
The G end of the 3rd three-way pipe is communicated with the main exhaust end of turbo machine by tracheae, and H end is connected with outlet pipe.
The other end of intercooler is communicated with by tracheae with motor.
Motor is communicated with by tracheae with the inlet end of turbo machine.
The exhaust gas bypass mechanism of described employing 2/2-way pulse-width regulated valve comprises the 4th three-way pipe, 2/2-way pulse-width regulated valve, ECU, final controlling element, lever control unit and exhaust gas by-pass valve.
The J end of the 4th three-way pipe is communicated with the F end of the second three-way pipe by tracheae, and L end is communicated with final controlling element by tracheae.
Intake interface on 2/2-way pulse-width regulated valve is communicated with the K end of the 4th three-way pipe by tracheae, and the exhaust port on 2/2-way pulse-width regulated valve is communicated with the C end of the first three-way pipe by tracheae.
The intake interface of exhaust gas by-pass valve is communicated with the side exhaust end of turbo machine by tracheae, and the exhaust port of exhaust gas by-pass valve is communicated with the I end of the 3rd three-way pipe by tracheae.
The ECU opening and closing for the exhaust port of controlling on 2/2-way pulse-width regulated valve is electrically connected to 2/2-way pulse-width regulated valve, and is electrically connected to motor.
For controlling lever control unit one end of the exhaust port opening and closing of exhaust gas by-pass valve, be connected with final controlling element, the other end is connected with exhaust gas by-pass valve.
The utility model compared with prior art tool has the following advantages: adopt 2/2-way pulse-width regulated valve to replace the two-bit triplet pulse-width regulated valve in existing case turbocharging mechanism, and changed accordingly the arrangement of gas path pipe, case turbocharging mechanism compact structure based on this design, gas path pipe connection and reasonable arrangement, the unobstructed difficult obstruction of gas circuit.
Below in conjunction with figure and embodiment, the utility model is further described.
Accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present utility model, the flow direction that the arrow in figure is gas.
Embodiment
As shown in Figure 1: a kind of case turbocharging mechanism with 2/2-way pulse-width regulated valve, comprises gas compressor 1, the first three-way pipe 2, suction tude 3, the second three-way pipe 4, intercooler 5, motor 6, the 3rd three-way pipe 7, turbo machine 8, outlet pipe 9, rotor shaft 10 and an exhaust gas bypass mechanism that adopts 2/2-way pulse-width regulated valve.
Gas compressor 1 is installed on rotor shaft 10 with turbo machine 8.
The A end of the first three-way pipe 2 is connected with suction tude 3, and B end is communicated with the inlet end 1-1 of gas compressor 1 by tracheae.
The D end of the second three-way pipe 4 is communicated with one end of intercooler 5 by tracheae, and E end is communicated with the exhaust end 1-2 of gas compressor 1 by tracheae.
The G end of the 3rd three-way pipe 7 is communicated with the main exhaust end 8-2 of turbo machine 8 by tracheae, and H end is connected with outlet pipe 9.
The other end of intercooler 5 is communicated with by tracheae with motor 6.
Motor 6 is communicated with by tracheae with the inlet end 8-1 of turbo machine 8.
The exhaust gas bypass mechanism of described employing 2/2-way pulse-width regulated valve comprises the 4th three-way pipe 11,2/2-way pulse-width regulated valve 12, ECU13, final controlling element 14, lever control unit 15 and exhaust gas by-pass valve 16.
The J end of the 4th three-way pipe 11 is communicated with the F end of the second three-way pipe 4 by tracheae, and L end is communicated with final controlling element 14 by tracheae.
Intake interface 12-1 on 2/2-way pulse-width regulated valve 12 is communicated with the K end of the 4th three-way pipe 11 by tracheae, and the exhaust port 12-2 on 2/2-way pulse-width regulated valve 12 is communicated with the C end of the first three-way pipe 2 by tracheae.
The intake interface 16-1 of exhaust gas by-pass valve 16 is communicated with the side exhaust end 8-3 of turbo machine 8 by tracheae, and the exhaust port 16-2 of exhaust gas by-pass valve 16 is communicated with the I end of the 3rd three-way pipe 7 by tracheae.
The ECU13 opening and closing for the exhaust port 12-2 controlling on 2/2-way pulse-width regulated valve 12 is electrically connected to 2/2-way pulse-width regulated valve 12, and is electrically connected to motor 6.
For controlling lever control unit 15 one end of the exhaust port 16-2 opening and closing of exhaust gas by-pass valve 16, be connected with final controlling element 14, the other end is connected with exhaust gas by-pass valve 16.
In the present embodiment, the structure of 2/2-way pulse-width regulated valve 12, ECU13 control the principle of the exhaust port 12-2 opening and closing on 2/2-way pulse-width regulated valve 12, the structure of lever control unit 15 is prior art, lever control unit 15 is controlled the principle of the exhaust port 16-2 opening and closing of exhaust gas by-pass valves 16.
Working principle of the present utility model is summarized as follows:
Air enters gas compressor 1 from suction tude 3, enters the second three-way pipe 4 after pressurization.Portion of air is wherein discharged from D end, by intercooler 5, motor 6, turbo machine 8, outlet pipe 9, is disposed in atmosphere successively; Another part air is discharged from F end, enters in the 4th three-way pipe 11, then discharges from K end and the L end of the 4th three-way pipe 11, enters respectively in 2/2-way pulse-width regulated valve 12 and final controlling element 14.
When duty cycle signals is 0%, the exhaust port 12-2 that ECU13 controls on 2/2-way pulse-width regulated valve 12 closes, final controlling element 14 air pressure inside increase, during the pretightening force of the spring 14-1 in air pressure is greater than final controlling element 14, spring 14-1 is compressed, and then drive lever control unit 15 to move, and the intake interface 16-1 on exhaust gas by-pass valve 16 is opened, the part waste gas in turbo machine 8 is discharged by the side exhaust end 8-3 on turbo machine 8.Thereby reduced the rotating speed of turbo machine 8.
When duty cycle signals is 100%, the exhaust port 12-2 that ECU13 controls on 2/2-way pulse-width regulated valve 12 opens, the inlet end 1-1 of air stream back pressure mechanism of qi 1, final controlling element 14 air pressure inside reduce, spring 14-1 resilience under elastic force effect, and then drive lever control unit 15 to move, and the intake interface 16-1 on exhaust gas by-pass valve 16 is closed, waste gas is bypass not.Thereby improved the rotating speed of turbo machine 8.
When duty cycle signals is greater than 1% while being less than 100%, the time that ECU13 opens and closes according to the exhaust port 12-2 on SC sigmal control 2/2-way pulse-width regulated valve 12.
Claims (1)
1. with a case turbocharging mechanism for 2/2-way pulse-width regulated valve, comprise gas compressor, the first three-way pipe, suction tude, the second three-way pipe, intercooler, motor, the 3rd three-way pipe, turbo machine, outlet pipe and rotor shaft;
Gas compressor and turbo machine are installed on rotor shaft;
The A end of the first three-way pipe is connected with suction tude, and B end is communicated with the inlet end of gas compressor by tracheae;
The D end of the second three-way pipe is communicated with one end of intercooler by tracheae, and E end is communicated with the exhaust end of gas compressor by tracheae;
The G end of the 3rd three-way pipe is communicated with the main exhaust end of turbo machine by tracheae, and H end is connected with outlet pipe;
The other end of intercooler is communicated with by tracheae with motor;
Motor is communicated with by tracheae with the inlet end of turbo machine;
It is characterized in that: also comprise an exhaust gas bypass mechanism that adopts 2/2-way pulse-width regulated valve, it comprises the 4th three-way pipe, 2/2-way pulse-width regulated valve, ECU, final controlling element, lever control unit and exhaust gas by-pass valve;
The J end of the 4th three-way pipe is communicated with the F end of the second three-way pipe by tracheae, and L end is communicated with final controlling element by tracheae;
Intake interface on 2/2-way pulse-width regulated valve is communicated with the K end of the 4th three-way pipe by tracheae, and the exhaust port on 2/2-way pulse-width regulated valve is communicated with the C end of the first three-way pipe by tracheae;
The intake interface of exhaust gas by-pass valve is communicated with the side exhaust end of turbo machine by tracheae, and the exhaust port of exhaust gas by-pass valve is communicated with the I end of the 3rd three-way pipe by tracheae;
The ECU opening and closing for the exhaust port of controlling on 2/2-way pulse-width regulated valve is electrically connected to 2/2-way pulse-width regulated valve, and is electrically connected to motor;
For controlling lever control unit one end of the exhaust port opening and closing of exhaust gas by-pass valve, be connected with final controlling element, the other end is connected with exhaust gas by-pass valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420227497.6U CN203892005U (en) | 2014-05-06 | 2014-05-06 | Turbo charging mechanism with two-position two-way pulse width adjusting valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420227497.6U CN203892005U (en) | 2014-05-06 | 2014-05-06 | Turbo charging mechanism with two-position two-way pulse width adjusting valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203892005U true CN203892005U (en) | 2014-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420227497.6U Active CN203892005U (en) | 2014-05-06 | 2014-05-06 | Turbo charging mechanism with two-position two-way pulse width adjusting valve |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847537A (en) * | 2015-04-10 | 2015-08-19 | 中国第一汽车股份有限公司无锡油泵油嘴研究所 | Engine intake and exhaust control system and method |
| CN106437882A (en) * | 2016-12-14 | 2017-02-22 | 湖南天雁机械有限责任公司 | Turbine box with pressure stabilizing structure |
-
2014
- 2014-05-06 CN CN201420227497.6U patent/CN203892005U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847537A (en) * | 2015-04-10 | 2015-08-19 | 中国第一汽车股份有限公司无锡油泵油嘴研究所 | Engine intake and exhaust control system and method |
| CN106437882A (en) * | 2016-12-14 | 2017-02-22 | 湖南天雁机械有限责任公司 | Turbine box with pressure stabilizing structure |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |