CN104481677A - Piston exhaust pressure regulator - Google Patents
Piston exhaust pressure regulator Download PDFInfo
- Publication number
- CN104481677A CN104481677A CN201410742991.0A CN201410742991A CN104481677A CN 104481677 A CN104481677 A CN 104481677A CN 201410742991 A CN201410742991 A CN 201410742991A CN 104481677 A CN104481677 A CN 104481677A
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- inner tube
- engine
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- turbine
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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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- Exhaust Silencers (AREA)
Abstract
The invention belongs to the technical field of internal combustion engines, and discloses a piston exhaust pressure regulator which comprises air inlet pipes of an engine, a supercharger, the engine, exhaust pipes of the engine, a turbine, connecting pipes, a regulating cavity, a rotary shaft, a rotary plate, a control cavity, internal pipes, a spring and a rotator. The regulating cavity and the control cavity are coaxially connected with each other by the rotary shaft, one end of the second connecting pipe is communicated with an internal cavity of the control cavity, the other end of the second connecting pipe is connected with the certain air inlet pipe of the engine, and the certain air inlet pipe of the engine is arranged between an inter-cooler and a throttle valve. The piston exhaust pressure regulator has the advantages that the turbine is high in forward exhaust volume when the engine runs under high-speed working conditions, and accordingly pumping loss and oil consumption are low; the turbine is high in forward exhaust volume when the engine runs under low-speed working conditions, accordingly, pulse energy can be sufficiently utilized, and the oil consumption is low; the piston exhaust pressure regulator is reasonable in design, simple in structure and applicable to optimally designing exhaust systems of turbine supercharged engines.
Description
Technical field
The invention belongs to technical field of internal combustion engines, specifically, is a kind of piston EPR Exhaust Pressure Regulator that can realize the self-control of supercharged engine exhaust pipe volume.
Background technique
Turbo charge system mainly contains impulse pressure charging system and constant pressure charging system.Constant pressure charging system, each cylinder shares the larger outlet pipe of a volume, and exhaust piping is relatively simple for structure, and outlet pipe internal pressure keeps constant substantially, and pressure size is only relevant with rotating speed with the load of motor.Constant pressure charging system is when high-speed working condition, and pumping loss is less, and turbine efficiency is higher, and performance is more excellent; But when speed operation, can not exhaust pulse energy be made full use of.Impulse pressure charging system, according to each cylinder firing order, exhaust is not occurred in interference two cylinders or three cylinders are connected with same outlet pipe, and exhaust piping caliber is less, and exhaust pulse energy can make full use of, speed operation and instantaneous conditions better performances; But when high-speed working condition, pumping loss is larger.As can be seen here, if if a motor is equipped with constant pressure charging system and impulse pressure charging system simultaneously, adopt constant pressure charging system during high-speed working condition, adopt impulse pressure charging system when low speed or instantaneous conditions, this is ideal
Through existing literature search, find that number of patent application is 200810203032.6, name is called the patented technology utilizing dividing plate rotation to regulate the turbo charging installation of exhaust pipe volume, provide a kind of swivel plate that utilizes to realize the technology of exhaust pipe volume continuous variable, but its rotation needs, with manually, can not to rotate by teaching display stand.
Summary of the invention
The present invention is directed to above-mentioned deficiency, provide a kind of piston EPR Exhaust Pressure Regulator, the Automatic continuous that can realize exhaust pipe volume is variable.
The present invention is achieved through the following technical solutions, the present invention includes engine air inlet tube, air filter, gas compressor, intercooler, closure, motor, engine exhaust pipe, turbine, catalysis bag, baffler, first connecting tube, regulate chamber, running shaft, swivel plate, fixed plate, control chamber, fixed body, first inner tube, second inner tube, spring, dividing plate, solid of rotation, connecting plate, second connecting tube, 3rd connecting tube, the air outlet of engine air inlet tube is connected with the intake duct of motor, and the air outlet of engine exhaust pipe is connected with the air outlet flue of motor, air filter, gas compressor, intercooler, closure is arranged on engine air inlet tube successively, turbine, catalysis bag, baffler is arranged on engine exhaust pipe successively, and one end of running shaft is embedded on the left wall in adjustment chamber, and the other end of running shaft is successively through regulating the right wall in chamber, be embedded in after the left wall of control chamber on the right wall of control chamber, regulate chamber, control chamber is connected by rotating shaft coaxle, and fixed plate is arranged in and regulates in chamber and be consolidated with adjustment cavity wall face, and swivel plate is arranged in and regulates in chamber and be consolidated with running shaft, and the longitudinal section of control chamber internal cavity is circular, fixed body, the longitudinal section of solid of rotation is arc-shaped, and fixed body to be arranged in control chamber and to be consolidated with the internal face of control chamber, the first inner tube, second inner tube is arranged in fixed body, the first inner tube, second inner tube links together, the cross sectional area of the second inner tube is greater than the cross sectional area of the first inner tube, dividing plate to be arranged in the second inner tube and to seal with the wall of the second inner tube and contacts, one end of solid of rotation to be stretched in the first inner tube and is sealed with the wall of the first inner tube and contacts, the other end and the dividing plate of solid of rotation are consolidated, solid of rotation, connecting plate, running shaft is consolidated, the upper wall surface of the second inner tube is linked together by spring and dividing plate, one end of first connecting tube is connected with regulating the internal cavity in chamber, the other end of the first connecting tube is connected with the engine exhaust pipe before turbine, one end of second connecting tube is connected with the internal cavity of control chamber, the other end of the second connecting tube and intercooler, engine air inlet tube between closure is connected, one end of the 3rd connecting tube and turbine, engine exhaust pipe between catalysis bag is connected, and the other end of the 3rd connecting tube is connected with the first inner tube.
The invention has the beneficial effects as follows: the present invention is reasonable in design, structure is simple, and exhaust pipe volume can continuous variable, and motor is all better at every speed performance of operating condition.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the structural representation of A-A section in Fig. 1;
Fig. 3 is the structural representation of B-B section in Fig. 1;
Fig. 4 is the structural representation of C-C section in Fig. 3;
Fig. 5 is the structural representation of D-D section in Fig. 3;
Label in accompanying drawing is respectively: 1, machine suction tude, and 2, air filter, 3, gas compressor, 4, intercooler, 5, closure, 6, motor, 7, engine exhaust pipe, 8, turbine, 9, catalysis bag, 10, baffler, the 11, first connecting tube, 12, regulate chamber, 13, running shaft, 14, swivel plate, 15, fixed plate, 16, control chamber, 17, fixed body, the 18, first inner tube, the 19, second inner tube, 20, spring, 21, dividing plate, 22, solid of rotation, 23, connecting plate, 24, the second connecting tube, the 25, the 3rd connecting tube.
Embodiment
Elaborate to embodiments of the invention below in conjunction with accompanying drawing, the present embodiment, premised on technical solution of the present invention, give detailed mode of execution and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
embodiment
Embodiments of the invention as shown in Figures 1 to 5, the present invention includes engine air inlet tube 1, air filter 2, gas compressor 3, intercooler 4, closure 5, motor 6, engine exhaust pipe 7, turbine 8, catalysis bag 9, baffler 10, first connecting tube 11, regulate chamber 12, running shaft 13, swivel plate 14, fixed plate 15, control chamber 16, fixed body 17, first inner tube 18, second inner tube 19, spring 20, dividing plate 21, solid of rotation 22, connecting plate 23, second connecting tube 24, 3rd connecting tube 25, the air outlet of engine air inlet tube 1 is connected with the intake duct of motor 6, and the air outlet of engine exhaust pipe 7 is connected with the air outlet flue of motor 6, air filter 2, gas compressor 3, intercooler 4, closure 5 is arranged on engine air inlet tube 1 successively, turbine 8, catalysis bag 9, baffler 10 is arranged on engine exhaust pipe 7 successively, the first connecting tube 11, regulate chamber 12, running shaft 13, swivel plate 14, fixed plate 15, control chamber 16, fixed body 17, first inner tube 18, second inner tube 19, spring 20, dividing plate 21, solid of rotation 22, connecting plate 23, second connecting tube 24, one end of running shaft 13 is embedded on the left wall in adjustment chamber 12, and the other end of running shaft 13 is successively through regulating the right wall in chamber 12, be embedded in after the left wall of control chamber 16 on the right wall of control chamber 16, regulate chamber 12, control chamber 16 is coaxially connected by running shaft 13, fixed plate 15 is arranged in and regulates in chamber 12 and be consolidated with adjustment chamber 12 internal face, swivel plate 14 is arranged in and regulates in chamber 12 and be consolidated with running shaft 13, and the longitudinal section of control chamber 16 internal cavity is circular, fixed body 17, the longitudinal section of solid of rotation 22 is arc-shaped, and fixed body 17 to be arranged in control chamber 16 and to be consolidated with the internal face of control chamber 16, the first inner tube 18, second inner tube 19 is arranged in fixed body 17, the first inner tube 18, second inner tube 19 links together, the cross sectional area of the second inner tube 19 is greater than the cross sectional area of the first inner tube 18, dividing plate 21 to be arranged in the second inner tube 19 and to seal with the wall of the second inner tube 19 and contacts, one end of solid of rotation 22 to be stretched in the first inner tube 18 and is sealed with the wall of the first inner tube 18 and contacts, the other end and the dividing plate 21 of solid of rotation 22 are consolidated, solid of rotation 22, connecting plate 23, running shaft 13 is consolidated, the upper wall surface of the second inner tube 19 is linked together by spring 20 and dividing plate 2, one end of first connecting tube 11 is connected with regulating the internal cavity in chamber 12, the other end of the first connecting tube 11 is connected with the engine exhaust pipe 7 before turbine 8, one end of second connecting tube 24 is connected with the internal cavity of control chamber 16, the other end of the second connecting tube 24 and intercooler 4, engine air inlet tube 1 between closure 5 is connected, one end of the 3rd connecting tube 25 and turbine 8, engine exhaust pipe 7 between catalysis bag 9 is connected, and the other end of the 3rd connecting tube 25 is connected with the first inner tube 18.
In implementation process of the present invention, swivel plate 14, dividing plate 21, solid of rotation 22, connecting plate 23 can pass through running shaft 13 coaxial rotating.When motor 6 runs at high-speed working condition, in engine air inlet tube 1 between intercooler 4, closure 5, suction pressure is larger, the pressure reduction at dividing plate 21 two ends is also larger, thus dividing plate 21, solid of rotation 22, connecting plate 23, swivel plate 14 are all rotated counterclockwise and Compress Spring 20, gas exhaust piping volume before turbine 8 becomes large, the pumping loss of motor 6 is less, and oil consumption is lower; When motor 6 runs at speed operation, in engine air inlet tube 1 between intercooler 4, closure 5, suction pressure is less, the pressure reduction at dividing plate 21 two ends is also less, under the elastic reaction of spring 20, make dividing plate 21, solid of rotation 22, connecting plate 23, swivel plate 14 all turn clockwise, gas exhaust piping volume before turbine 8 diminishes, motor 6 can make full use of exhaust pulse energy, and oil consumption is lower.
Claims (1)
1. a piston EPR Exhaust Pressure Regulator, comprises engine air inlet tube (1), air filter (2), gas compressor (3), intercooler (4), closure (5), motor (6), engine exhaust pipe (7), turbine (8), catalysis bag (9), baffler (10), the air outlet of engine air inlet tube (1) is connected with the intake duct of motor (6), the air outlet of engine exhaust pipe (7) is connected with the air outlet flue of motor (6), air filter (2), gas compressor (3), intercooler (4), closure (5) is arranged on engine air inlet tube (1) successively, turbine (8), catalysis bag (9), baffler (10) is arranged on engine exhaust pipe (7) successively, it is characterized in that, also comprises the first connecting tube (11), regulate chamber (12), running shaft (13), swivel plate (14), fixed plate (15), control chamber (16), fixed body (17), first inner tube (18), second inner tube (19), spring (20), dividing plate (21), solid of rotation (22), connecting plate (23), second connecting tube (24), 3rd connecting tube (25), one end of running shaft (13) is embedded on the left wall of adjustment chamber (12), and the other end of running shaft (13) is successively through regulating chamber (12) right wall, be embedded on the right wall of control chamber (16) after control chamber (16) left wall, regulate chamber (12), control chamber (16) is coaxially connected by running shaft (13), fixed plate (15) is arranged in and regulates in chamber (12) and be consolidated with adjustment chamber (12) internal face, swivel plate (14) is arranged in and regulates in chamber (12) and be consolidated with running shaft (13), the longitudinal section of control chamber (16) internal cavity is circular, fixed body (17), the longitudinal section of solid of rotation (22) is arc-shaped, and fixed body (17) to be arranged in control chamber (16) and to be consolidated with the internal face of control chamber (16), the first inner tube (18), second inner tube (19) is arranged in fixed body (17), the first inner tube (18), second inner tube (19) links together, the cross sectional area of the second inner tube (19) is greater than the cross sectional area of the first inner tube (18), dividing plate (21) to be arranged in the second inner tube (19) and to seal with the wall of the second inner tube (19) and contacts, one end of solid of rotation (22) to be stretched in the first inner tube (18) and is sealed with the wall of the first inner tube (18) and contacts, the other end and the dividing plate (21) of solid of rotation (22) are consolidated, solid of rotation (22), connecting plate (23), running shaft (13) is consolidated, the upper wall surface of the second inner tube (19) is linked together by spring (20) and dividing plate (21), one end of first connecting tube (11) is connected with regulating the internal cavity in chamber (12), the engine exhaust pipe (7) that the other end of the first connecting tube (11) is front with turbine (8) is connected, one end of second connecting tube (24) is connected with the internal cavity of control chamber (16), the other end of the second connecting tube (24) and intercooler (4), engine air inlet tube (1) between closure (5) is connected, one end of the 3rd connecting tube (25) and turbine (8), engine exhaust pipe (7) between catalysis bag (9) is connected, and the other end of the 3rd connecting tube (25) is connected with the first inner tube (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410742991.0A CN104481677A (en) | 2014-12-07 | 2014-12-07 | Piston exhaust pressure regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410742991.0A CN104481677A (en) | 2014-12-07 | 2014-12-07 | Piston exhaust pressure regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104481677A true CN104481677A (en) | 2015-04-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410742991.0A Pending CN104481677A (en) | 2014-12-07 | 2014-12-07 | Piston exhaust pressure regulator |
Country Status (1)
| Country | Link |
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| CN (1) | CN104481677A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701297A (en) * | 2017-10-18 | 2018-02-16 | 山东交通学院 | A kind of piston type pulse energy sustained release turbo charging installation |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6295814B1 (en) * | 1997-04-23 | 2001-10-02 | Daimlerchrysler Ag | Internal-combustion engine with an exhaust gas turbocharger |
| CN101413429A (en) * | 2008-11-20 | 2009-04-22 | 上海交通大学 | Turbocharging system for adjusting exhausting pipe volume by rotating baffle |
| JP2013032751A (en) * | 2011-08-03 | 2013-02-14 | Aisin Seiki Co Ltd | Engine system |
| CN103452649A (en) * | 2013-08-29 | 2013-12-18 | 上海交通大学 | Mechanical exhaust pipe pressure regulating system |
| CN103470363A (en) * | 2013-08-22 | 2013-12-25 | 上海交通大学 | Supercharging system with variable area for throat of rotary type exhaust header pipe |
| CN103573392A (en) * | 2013-10-12 | 2014-02-12 | 上海交通大学 | Inlaid type pipeline connecting system |
| CN103573396A (en) * | 2013-11-17 | 2014-02-12 | 刘洪涛 | Turbine front-and-back pressure difference control type low-pressure circulating system |
| CN103670812A (en) * | 2013-11-27 | 2014-03-26 | 上海交通大学 | Intake pressure regulating type valve rotating mechanism |
-
2014
- 2014-12-07 CN CN201410742991.0A patent/CN104481677A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6295814B1 (en) * | 1997-04-23 | 2001-10-02 | Daimlerchrysler Ag | Internal-combustion engine with an exhaust gas turbocharger |
| CN101413429A (en) * | 2008-11-20 | 2009-04-22 | 上海交通大学 | Turbocharging system for adjusting exhausting pipe volume by rotating baffle |
| JP2013032751A (en) * | 2011-08-03 | 2013-02-14 | Aisin Seiki Co Ltd | Engine system |
| CN103470363A (en) * | 2013-08-22 | 2013-12-25 | 上海交通大学 | Supercharging system with variable area for throat of rotary type exhaust header pipe |
| CN103452649A (en) * | 2013-08-29 | 2013-12-18 | 上海交通大学 | Mechanical exhaust pipe pressure regulating system |
| CN103573392A (en) * | 2013-10-12 | 2014-02-12 | 上海交通大学 | Inlaid type pipeline connecting system |
| CN103573396A (en) * | 2013-11-17 | 2014-02-12 | 刘洪涛 | Turbine front-and-back pressure difference control type low-pressure circulating system |
| CN103670812A (en) * | 2013-11-27 | 2014-03-26 | 上海交通大学 | Intake pressure regulating type valve rotating mechanism |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107701297A (en) * | 2017-10-18 | 2018-02-16 | 山东交通学院 | A kind of piston type pulse energy sustained release turbo charging installation |
| CN107701297B (en) * | 2017-10-18 | 2023-08-11 | 山东交通学院 | Piston type pulse energy delayed release turbocharging device |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20150401 |