CN102678272A - Regulating device for air intake and discharge flow of supercharger - Google Patents
Regulating device for air intake and discharge flow of supercharger Download PDFInfo
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- CN102678272A CN102678272A CN2012101347763A CN201210134776A CN102678272A CN 102678272 A CN102678272 A CN 102678272A CN 2012101347763 A CN2012101347763 A CN 2012101347763A CN 201210134776 A CN201210134776 A CN 201210134776A CN 102678272 A CN102678272 A CN 102678272A
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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
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Abstract
The invention belongs to the technical field of internal combustion engines and relates to a regulating device for air intake and discharge flow of a supercharger. The regulating device comprises a compressor, a turbine, the engine, a connecting pipe, a volume chamber, a moving member and an elastic component, wherein the moving member is installed in the volume chamber, contacts with the inner wall surface of the volume chamber in a sealing mode and is connected with the right wall surface of the volume chamber through the elastic component. During operation of the engine, the moving member can move left and right in the volume chamber. Under a low-speed working condition of the engine, the moving member moves right, a first connecting pipe is communicated with a second connecting pipe, and the flow of the compressor is relatively large, so that the surge of the compressor can be prevented; and under a high-speed working condition of the engine, the moving member moves left, a third connecting pipe is communicated with a fourth connecting pipe, the performance of the turbine is reduced, the air intake of the engine is relatively reduced, and detonation pressures of the cylinders are reduced. The regulating device for the air intake and discharge flow of the supercharger is reasonable in design, simple in structure and suitable for turbine pressurization systems of engines.
Description
Technical field
What the present invention relates to is the pressurized machine intake and exhaust flow regulator of a kind of gas handling system of field of internal combustion engine, particularly turbosupercharged engine.
Background technique
Along with development of modern society, people require increasingly high to the power character and the Economy of motor.Under the certain situation of discharge capacity, want to improve the output power of motor, effective method just provides more fuel and burns.Provide more fuel to be easy to accomplish through oil nozzle to cylinder, yet the air quantity that is complementary with the fuel quantity that increases will be provided simultaneously, but do not accomplish so easily; Fuel burns under the prerequisite of air quantity deficiency, and firing effect is relatively poor.Certain when fuel injection quantity, when cylinder intake air quantity was big, then burning was better, and oil consumption is lower with discharging.The degree of vacuum that traditional naturally aspirated engine forms in cylinder when relying on piston to move downward fully sucks air, and the air that this traditional mode is difficult to q.s is provided is to support the perfect combustion of fuel.Therefore, the burning that is intended for motor provides enough air, makes the power character and the better economy of motor, and turbocharging technology is being played the part of very important role.But existing turbo charge system all can not be taken into account the high and low rotating speed operating mode of motor preferably.
Retrieval through to the existing technology document is found; Chinese patent ZL200410050996.3; Patent name: the variable modular pulse converter supercharging device of a kind of turbo-charged diesel; This patented technology provides the device of the shared volume continuous variable of exhaust in a kind of outlet pipe, can take into account the high and low rotating speed operating mode of motor preferably; But the variation of exhaust institute volume is to realize through moving up and down of movement rod in its outlet pipe; This just needs to increase the special control mechanism of a cover and controls moving of movement rod; Thereby the more complicated that the pressurization system structure is become, and the sealing of its exhaust piping is also relatively poor under high-temperature condition.
Summary of the invention
The present invention is directed to the deficiency of above-mentioned existing technology, a kind of pressurized machine intake and exhaust flow regulator is provided, can take into account the high and low rotating speed operating mode of motor preferably.
The present invention realizes through following technological scheme; The present invention includes: compressor air inlet machine pipe, gas compressor, engine air inlet tube, motor, engine exhaust pipe, turbine, turbine steam outlet pipe, coupling shaft, first connecting tube, second connecting tube, the 3rd connecting tube, the 4th connecting tube, cavity volume, cavity volume upper wall surface, cavity volume lower wall surface, cavity volume left side wall, the right wall of cavity volume, cavity volume front face, cavity volume rear surface, moving body and elastic member; Gas compressor links to each other through coupling shaft is coaxial with turbine; The air inlet/outlet of gas compressor is connected with the air outlet of compressor air inlet machine pipe, the suction port of engine air inlet tube respectively; The air inlet/outlet of motor is connected with the air outlet of engine air inlet tube, the suction port of engine exhaust pipe respectively; The air inlet/outlet of turbine is connected with the air outlet of engine exhaust pipe, the suction port of turbine steam outlet pipe respectively; The two ends of first connecting tube are connected with engine air inlet tube, cavity volume left side wall respectively; The two ends of second connecting tube are connected with compressor air inlet machine pipe, cavity volume upper wall surface respectively; The two ends of the 3rd connecting tube are connected with engine exhaust pipe, the right wall of cavity volume respectively; The two ends of the 4th connecting tube are connected with turbine steam outlet pipe, cavity volume lower wall surface respectively, and cavity volume upper wall surface, cavity volume lower wall surface, cavity volume left side wall, cavity volume right wall, cavity volume front face, the cavity volume rear surface is fixed is one, and moving body is installed in the cavity volume; Moving body contacts with the internal face sealing of cavity volume, and moving body is connected through the right wall of elastic member and cavity volume.The cross section of cavity volume is a rectangular, and elastic member is a spring.
In working procedure of the present invention, moving body can be in cavity volume move left and right.When motor was in high-speed working condition, the engine exhaust pipe internal pressure was higher, and moving body is moved to the left and tensile elasticity parts left; And the 3rd connecting tube and the 4th connecting tube are connected through cavity volume; First connecting tube cuts off with second connecting tube mutually, thereby makes a part of exhaust before the turbine get in the turbine steam outlet pipe acting ability drop of turbine through the 4th connecting tube; The air inflow of motor reduces relatively, and each cylinder detonation pressure reduces; When motor is in the low speed operating mode; The engine exhaust pipe internal pressure is lower, and under the effect of elastic member, moving body moves right; And first connecting tube and second connecting tube are connected through cavity volume; The 3rd connecting tube cuts off with the 4th connecting tube mutually, thereby the flow of gas compressor is increased relatively, and gas compressor is not breathed heavily shake.
Compared with prior art, the present invention has following beneficial effect: the present invention can make motor gas compressor flow when the low speed operating mode relatively large, do not breathe heavily shake, each cylinder detonation pressure is lower when high-speed working condition; And cavity volume is away from outlet pipe, and the volume cavity temperature is lower, and the sealing problem between moving body and the cavity volume also solves easily.
Description of drawings
Fig. 1 is the structural representation of pressurized machine intake and exhaust flow regulator of the present invention;
Fig. 2 is the structural representation of A-A section among Fig. 1;
Fig. 3 is the structural representation of B-B section among Fig. 1;
Wherein: 1, compressor air inlet machine pipe, 2, gas compressor, 3, engine air inlet tube, 4, motor, 5, engine exhaust pipe; 6, turbine, 7, the turbine steam outlet pipe, 8, coupling shaft, 9, first connecting tube; 10, second connecting tube, the 11, the 3rd connecting tube, the 12, the 4th connecting tube, 13, cavity volume; 14, cavity volume upper wall surface, 15, the cavity volume lower wall surface, 16, cavity volume left side wall, 17, the right wall of cavity volume; 18, cavity volume front face, 19, the cavity volume rear surface, 20, moving body, 21, elastic member.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated, present embodiment is a prerequisite with technological scheme of the present invention, provided detailed mode of execution and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Embodiment
Like Fig. 1, Fig. 2 and shown in Figure 3; The present invention includes: compressor air inlet machine pipe 1, gas compressor 2, engine air inlet tube 3, motor 4, engine exhaust pipe 5, turbine 6, turbine steam outlet pipe 7, coupling shaft 8, first connecting tube 9, second connecting tube 10, the 3rd connecting tube 11, the 4th connecting tube 12, cavity volume 13, cavity volume upper wall surface 14, cavity volume lower wall surface 15, cavity volume left side wall 16, the right wall 17 of cavity volume, cavity volume front face 18, cavity volume rear surface 19, moving body 20 and elastic member 21; Gas compressor 2 and turbine 6 are through 8 coaxial linking to each other of coupling shaft; The air inlet/outlet of gas compressor 2 is connected with the air outlet of compressor air inlet machine pipe 1, the suction port of engine air inlet tube 3 respectively; The air inlet/outlet of motor 4 is connected with the air outlet of engine air inlet tube 3, the suction port of engine exhaust pipe 5 respectively; The air inlet/outlet of turbine 6 is connected with the air outlet of engine exhaust pipe 5, the suction port of turbine steam outlet pipe 7 respectively; The two ends of first connecting tube 9 are connected with engine air inlet tube 3, cavity volume left side wall 16 respectively; The two ends of second connecting tube 10 are connected with compressor air inlet machine pipe 1, cavity volume upper wall surface 14 respectively; The two ends of the 3rd connecting tube 11 are connected with engine exhaust pipe 5, the right wall 17 of cavity volume respectively; The two ends of the 4th connecting tube 12 are connected with turbine steam outlet pipe 7, cavity volume lower wall surface 15 respectively, and cavity volume upper wall surface 14, cavity volume lower wall surface 15, cavity volume left side wall 16, the right wall 17 of cavity volume, cavity volume front face 18, cavity volume rear surface 19 are fixed to be one, and moving body 20 is installed in the cavity volume 13; Moving body 20 contacts with the internal face sealing of cavity volume 13; Moving body 20 is connected through the right wall 17 of elastic member 21 and cavity volume, and the cross section of cavity volume 13 is a rectangular, and elastic member 21 is a spring.
In working procedure of the present invention, moving body 20 can be in cavity volume 13 move left and right.When motor 4 was in high-speed working condition, engine exhaust pipe 5 internal pressures were higher, and moving body 20 is moved to the left and tensile elasticity parts 21 left; And the 3rd connecting tube 11 and the 4th connecting tube 12 are connected through cavity volume 13; First connecting tube 9 cuts off with second connecting tube 10 mutually, thereby makes a part of exhaust before the turbine 6 get in the turbine steam outlet pipe 7 the acting ability drop of turbine 6 through the 4th connecting tube 12; The air inflow of motor 4 reduces relatively, and each cylinder detonation pressure reduces; When motor 4 is in the low speed operating mode; Engine exhaust pipe 5 internal pressures are lower, and under the effect of elastic member 21, moving body 20 moves right; And first connecting tube 9 and second connecting tube 10 are connected through cavity volume 13; The 3rd connecting tube 11 cuts off with the 4th connecting tube 12 mutually, thereby the flow of gas compressor 2 is increased relatively, and gas compressor 2 is not breathed heavily shake.Therefore, the present invention can take into account the high and low rotating speed operating mode of motor preferably.
Claims (2)
1. pressurized machine intake and exhaust flow regulator; Comprise compressor air inlet machine pipe (1), gas compressor (2), engine air inlet tube (3), motor (4), engine exhaust pipe (5), turbine (6), turbine steam outlet pipe (7) and coupling shaft (8); Gas compressor (2) and turbine (6) are through coaxial linking to each other of coupling shaft (8); The air inlet/outlet of gas compressor (2) is connected with the air outlet of compressor air inlet machine pipe (1), the suction port of engine air inlet tube (3) respectively; The air inlet/outlet of motor (4) is connected with the air outlet of engine air inlet tube (3), the suction port of engine exhaust pipe (5) respectively; The air inlet/outlet of turbine (6) is connected with the air outlet of engine exhaust pipe (5), the suction port of turbine steam outlet pipe (7) respectively; It is characterized in that also comprising first connecting tube (9), second connecting tube (10), the 3rd connecting tube (11), the 4th connecting tube (12), cavity volume (13), cavity volume upper wall surface (14), cavity volume lower wall surface (15), cavity volume left side wall (16), the right wall (17) of cavity volume, cavity volume front face (18), cavity volume rear surface (19), moving body (20) and elastic member (21); The two ends of first connecting tube (9) are connected with engine air inlet tube (3), cavity volume left side wall (16) respectively; The two ends of second connecting tube (10) are connected with compressor air inlet machine pipe (1), cavity volume upper wall surface (14) respectively; The two ends of the 3rd connecting tube (11) are connected with engine exhaust pipe (5), the right wall of cavity volume (17) respectively; The two ends of the 4th connecting tube (12) are connected with turbine steam outlet pipe (7), cavity volume lower wall surface (15) respectively; Cavity volume upper wall surface (14), cavity volume lower wall surface (15), cavity volume left side wall (16), cavity volume right wall (17), cavity volume front face (18), cavity volume rear surface (19) is fixed is one; Moving body (20) is installed in the cavity volume (13), and moving body (20) contacts with the internal face sealing of cavity volume (13), and moving body (20) is connected with the right wall of cavity volume (17) through elastic member (21).
2. pressurized machine intake and exhaust flow regulator according to claim 1, the cross section that it is characterized in that said cavity volume (13) is a rectangular, said elastic member (21) is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101347763A CN102678272A (en) | 2012-05-03 | 2012-05-03 | Regulating device for air intake and discharge flow of supercharger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101347763A CN102678272A (en) | 2012-05-03 | 2012-05-03 | Regulating device for air intake and discharge flow of supercharger |
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| Publication Number | Publication Date |
|---|---|
| CN102678272A true CN102678272A (en) | 2012-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012101347763A Pending CN102678272A (en) | 2012-05-03 | 2012-05-03 | Regulating device for air intake and discharge flow of supercharger |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075244A (en) * | 2013-01-15 | 2013-05-01 | 上海交通大学 | Air inlet and outlet series system with adjustable air inlet pressure |
| CN103089403A (en) * | 2013-01-15 | 2013-05-08 | 上海交通大学 | Air exhaust pressure adjusting type air inlet and exhaust serial connection system |
| CN104481752A (en) * | 2014-12-03 | 2015-04-01 | 储德新 | Pneumatic control system |
| CN114738107A (en) * | 2022-04-13 | 2022-07-12 | 西华大学 | Pneumatic supercharging system and method for multi-cylinder engine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2035829A1 (en) * | 1969-03-24 | 1970-12-24 | Sulzer Ag | |
| US6012289A (en) * | 1997-11-19 | 2000-01-11 | Caterpillar Inc. | Apparatus and method for utilizing a learned wastegate control signal for controlling turbocharger operation |
| CN1598265A (en) * | 2004-08-04 | 2005-03-23 | 湛江海洋大学 | Variable module type impulse sapercharging device of turbocharging diesel engine |
| US20110239997A1 (en) * | 2010-04-02 | 2011-10-06 | Ford Global Technologies, Llc | Combustion stability enhancement via internal egr control |
-
2012
- 2012-05-03 CN CN2012101347763A patent/CN102678272A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2035829A1 (en) * | 1969-03-24 | 1970-12-24 | Sulzer Ag | |
| US6012289A (en) * | 1997-11-19 | 2000-01-11 | Caterpillar Inc. | Apparatus and method for utilizing a learned wastegate control signal for controlling turbocharger operation |
| CN1598265A (en) * | 2004-08-04 | 2005-03-23 | 湛江海洋大学 | Variable module type impulse sapercharging device of turbocharging diesel engine |
| US20110239997A1 (en) * | 2010-04-02 | 2011-10-06 | Ford Global Technologies, Llc | Combustion stability enhancement via internal egr control |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103075244A (en) * | 2013-01-15 | 2013-05-01 | 上海交通大学 | Air inlet and outlet series system with adjustable air inlet pressure |
| CN103089403A (en) * | 2013-01-15 | 2013-05-08 | 上海交通大学 | Air exhaust pressure adjusting type air inlet and exhaust serial connection system |
| CN104481752A (en) * | 2014-12-03 | 2015-04-01 | 储德新 | Pneumatic control system |
| CN114738107A (en) * | 2022-04-13 | 2022-07-12 | 西华大学 | Pneumatic supercharging system and method for multi-cylinder engine |
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Application publication date: 20120919 |