CN104791082A - Exhaust leading-out pipe system - Google Patents
Exhaust leading-out pipe system Download PDFInfo
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- CN104791082A CN104791082A CN201510144619.4A CN201510144619A CN104791082A CN 104791082 A CN104791082 A CN 104791082A CN 201510144619 A CN201510144619 A CN 201510144619A CN 104791082 A CN104791082 A CN 104791082A
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- moving body
- turbine
- exhaust
- spring
- control volume
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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
The invention belongs to an exhaust leading-out pipe system in the technical field of internal combustion engines. The exhaust leading-out pipe system comprises a rotating shaft, a rotating plate, a stretchable rod, a control body, a spring, movement bodies and a connecting pipe. The rotating shaft is inlaid on an exhaust pipe in front of a turbine, one end of the rotating plate is fixedly combined with the rotating shaft, the longitudinal sections of the first movement body, the second movement body and the third movement body are each provided with a slope structure, and the first movement body, the second movement body and the third movement body are matched; one end of the connecting pipe penetrates through the upper wall face of the control body to be communicated with a cavity between the first movement body and the second movement body, and the other end of the connecting pipe is communicated with an exhaust pipe between the turbine and a silencer. In the exhaust leading-out pipe system, when the load of an engine is larger, the throat area of the exhaust pipe in front of the turbine is larger; when the load of the engine is smaller, the throat area of the exhaust pipe in front of the turbine is smaller. The exhaust leading-out pipe system is reasonable in design, simple in structure and suitable for designing a diesel engine turbocharger system.
Description
Technical field
The invention belongs to internal combustion (IC) Engine Design technical field, specifically, is that one can realize turbine front exhaust pipe throat area self-regulating exhaust extraction pipe-line system.
Background technique
Along with the development of society and the raising of environmental requirement, the application of engine booster technology is more and more extensive, in powerful motor mostly adopt turbocharging technology, to improve power and to reduce fuel consumption rate.Two kinds of basic patterns of turbo charge system are constant pressure charging system and impulse 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, pressure size is only relevant with rotating speed with the load of motor, and the pressurization system of different cylinder number diesel engine can be designed for uniformity.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 a waste pipe volume can change along with the conversion of operating mode, make exhaust pipe volume become large during high-speed working condition, make exhaust pipe volume diminish during speed operation, this is ideal.Under the prerequisite that exhaust pipe volume is constant, by changing the discharge area of outlet pipe, also can realize taking into account of motor high and low rotating speed operating mode.Diminish at speed operation exhaust outlet area, before turbine, available energy is more; Become large at high-speed working condition exhaust outlet area, pumping loss is less, and this is also ideal.
Through finding the retrieval of prior art document, China Patent No. ZL201020532937.0, patent name is the turbo charging installation of air exhaust pipe outlet area variable, this patented technology provides a kind of device of exhaust outlet area continuous variable, can take into account the high and low rotating speed operating mode of motor preferably; But the change of its exhaust outlet area is realized by the rotation of rotating handles, this increases a set of special control mechanism to control the rotation of rotating handles with regard to needing, thus the more complicated that boosting system arrangement is become.
Summary of the invention
The present invention is directed to above-mentioned deficiency, provide a kind of exhaust to draw pipe-line system, the self-regulation of turbine front exhaust pipe throat area can be realized.
The present invention is achieved through the following technical solutions, the present invention includes suction tude, air filter, gas compressor, diesel engine, outlet pipe, turbine, baffler, running shaft, swivel plate, flexible rod, control volume, first spring, second spring, first moving body, second moving body, 3rd moving body, 3rd spring, connecting tube, the suction port of diesel engine is connected with the air outlet of suction tude, and the relief opening of diesel engine is connected with the suction port of outlet pipe, air filter, gas compressor is connected in turn in suction tude, turbine, baffler is connected in turn on outlet pipe, and running shaft is embedded on the outlet pipe before turbine, and one end and the running shaft of swivel plate are consolidated, the first moving body, second moving body, 3rd moving body is arranged in control volume, and the internal cavity cross section of control volume is rectangular, the first moving body, second moving body, the cross section of the 3rd moving body is rectangular, the first moving body, second moving body, the longitudinal section of the 3rd moving body all cooperatively interacts with ramp structure, one end of flexible rod and the other end of swivel plate hinged, the other end of flexible rod is through hinged with the lower wall surface of the 3rd moving body after the lower wall surface of control volume, the lower wall surface of the 3rd moving body is linked together by the lower wall surface of the 3rd spring and control volume, the right wall of the first moving body is linked together by the right wall of the first spring and control volume, the left wall of the second moving body is linked together by the left wall of the second spring and control volume, one end of connecting tube through after the upper wall surface of control volume with the first moving body, cavity between second moving body is connected, the other end of connecting tube and turbine, outlet pipe between baffler is connected.
The invention has the beneficial effects as follows: the present invention is reasonable in design, structure is simple, can realize the self-control of turbine front exhaust pipe throat area.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the partial enlarged drawing of Fig. 1;
Fig. 3 is the structural representation of A-A section in Fig. 1;
Fig. 4 is the structural representation of B-B section in Fig. 1;
Fig. 5 is the structural representation of C-C section in Fig. 1;
Label in accompanying drawing is respectively: 1, suction tude, and 2, air filter, 3, gas compressor, 4, diesel engine, 5, outlet pipe, 6, turbine, 7, baffler, 8, running shaft, 9, swivel plate, 10, flexible rod, 11, control volume, the 12, first spring, 13, the second spring, the 14, first moving body, the 15, second moving body, 16, the 3rd moving body, the 17, the 3rd spring, 18, 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 suction tude 1, air filter 2, gas compressor 3, diesel engine 4, outlet pipe 5, turbine 6, baffler 7, running shaft 8, swivel plate 9, flexible rod 10, control volume 11, first spring 12, second spring 13, first moving body 14, second moving body 15, 3rd moving body 16, 3rd spring 17, connecting tube 18, the suction port of diesel engine 4 is connected with the air outlet of suction tude 1, and the relief opening of diesel engine 4 is connected with the suction port of outlet pipe 5, air filter 2, gas compressor 3 is connected in turn in suction tude 1, turbine 6, baffler 7 is connected in turn on outlet pipe 5, and running shaft 8 is embedded on the outlet pipe 5 before turbine 6, and one end and the running shaft 8 of swivel plate 9 are consolidated, the first moving body 14, second moving body 15, 3rd moving body 16 is arranged in control volume 11, and the internal cavity cross section of control volume 11 is rectangular, the first moving body 14, second moving body 15, the cross section of the 3rd moving body 16 is rectangular, the first moving body 14, second moving body 15, the longitudinal section of the 3rd moving body 16 all cooperatively interacts with ramp structure, one end of flexible rod 10 and the other end of swivel plate 9 hinged, the other end of flexible rod 10 is through hinged with the lower wall surface of the 3rd moving body 16 after the lower wall surface of control volume 11, the lower wall surface of the 3rd moving body 16 is linked together with the lower wall surface of control volume 11 by the 3rd spring 17, the right wall of the first moving body 14 is linked together with the right wall of control volume 11 by the first spring 12, the left wall of the second moving body 15 is linked together with the left wall of control volume 11 by the second spring 13, one end of connecting tube 18 through after the upper wall surface of control volume 11 with the first moving body 14, cavity between second moving body 15 is connected, the other end of connecting tube 18 and turbine 6, outlet pipe 5 between baffler 7 is connected.
In implementation process of the present invention, the first moving body 14, second moving body 15 can move left and right in control volume 11, and the 3rd moving body 16 can move up and down in control volume.When diesel engine 4 load is larger, outlet pipe 5 internal pressure between turbine 6, baffler 7 is larger, first moving body 14 moves right and compresses the first spring 12, second moving body 15 is moved to the left and compresses the second spring 13, under the elastic reaction of the 3rd spring 17, the 3rd moving body 16 moves up, thus making flexible rod 10 pull swivel plate 9 to be rotated counterclockwise, the throat area of turbine 6 front exhaust pipe 5 becomes large, and diesel engine 4 pumping loss is less; When diesel engine 4 load is less, outlet pipe 5 internal pressure between turbine 6, baffler 7 is less, under the elastic reaction of the first spring 12, second spring 13, first moving body 14 is moved to the left, second moving body 15 moves right, and the 3rd moving body 16 moves down and compresses the 3rd spring 17, thus makes flexible rod 10 pull swivel plate 9 to turn clockwise, the throat area of turbine 6 front exhaust pipe 5 diminishes, and diesel engine 4 can make full use of pulse energy.
Claims (2)
1. a pipe-line system is drawn in exhaust, comprises suction tude (1), air filter (2), gas compressor (3), diesel engine (4), outlet pipe (5), turbine (6), baffler (7), the suction port of diesel engine (4) is connected with the air outlet of suction tude (1), and the relief opening of diesel engine (4) is connected with the suction port of outlet pipe (5), air filter (2), gas compressor (3) is connected in turn in suction tude (1), turbine (6), baffler (7) is connected in turn on outlet pipe (5), it is characterized in that, also comprises running shaft (8), swivel plate (9), flexible rod (10), control volume (11), first spring (12), second spring (13), first moving body (14), second moving body (15), 3rd moving body (16), 3rd spring (17), connecting tube (18), running shaft (8) is embedded on the front outlet pipe (5) of turbine (6), one end and the running shaft (8) of swivel plate (9) are consolidated, the first moving body (14), second moving body (15), 3rd moving body (16) is arranged in control volume (11), and the internal cavity cross section of control volume (11) is rectangular, the first moving body (14), second moving body (15), the cross section of the 3rd moving body (16) is rectangular, the first moving body (14), second moving body (15), the longitudinal section of the 3rd moving body (16) all cooperatively interacts with ramp structure, one end of flexible rod (10) and the other end of swivel plate (9) hinged, the other end of flexible rod (10) is through hinged with the lower wall surface of the 3rd moving body (16) after the lower wall surface of control volume (11), the lower wall surface of the 3rd moving body (16) is linked together by the lower wall surface of the 3rd spring (17) with control volume (11), the right wall of the first moving body (14) is linked together by the right wall of the first spring (12) with control volume (11), the left wall of the second moving body (15) is linked together by the left wall of the second spring (13) with control volume (11), one end of connecting tube (18) through after the upper wall surface of control volume (11) with the first moving body (14), cavity between second moving body (15) is connected, the other end of connecting tube (18) and turbine (6), outlet pipe (5) between baffler (7) is connected.
2. pipe-line system is drawn in exhaust according to claim 1, it is characterized in that described first moving body (14), the second moving body (15), the 3rd moving body (16) are stupalith.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510144619.4A CN104791082A (en) | 2015-03-30 | 2015-03-30 | Exhaust leading-out pipe system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510144619.4A CN104791082A (en) | 2015-03-30 | 2015-03-30 | Exhaust leading-out pipe system |
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| Publication Number | Publication Date |
|---|---|
| CN104791082A true CN104791082A (en) | 2015-07-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510144619.4A Pending CN104791082A (en) | 2015-03-30 | 2015-03-30 | Exhaust leading-out pipe system |
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| Country | Link |
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| CN (1) | CN104791082A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756776A (en) * | 2016-03-30 | 2016-07-13 | 上海交通大学 | Rotary exhaust pipe volume-variable device |
| CN107725175A (en) * | 2017-10-18 | 2018-02-23 | 山东交通学院 | A kind of resonant pulse energy sustained release turbo charge system of spring oscillator |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4466248A (en) * | 1981-07-03 | 1984-08-21 | Regie Nationale Des Usines Renault | Control device for the turbine bypass valve of a turbocharged internal combustion engine |
| JPS62121830A (en) * | 1985-11-20 | 1987-06-03 | Hitachi Ltd | Pressure controlling actuator |
| CN102444468A (en) * | 2011-12-28 | 2012-05-09 | 上海交通大学 | Turbocharging system with moving plate in front of turbine inlet |
| CN102536433A (en) * | 2012-01-11 | 2012-07-04 | 康跃科技股份有限公司 | Staged flow-adjustable turbine shell |
| CN102817703A (en) * | 2012-08-21 | 2012-12-12 | 上海交通大学 | Adjustment system with post-pressure of air compressor as control pressure |
| CN103573389A (en) * | 2013-10-12 | 2014-02-12 | 上海交通大学 | Square tube device with chain |
| CN103670813A (en) * | 2013-11-28 | 2014-03-26 | 上海交通大学 | Adjustable low-pressure exhaust circulating system with rotating mechanism |
| CN104358612A (en) * | 2014-12-07 | 2015-02-18 | 王春海 | Pipeline expansion mechanism |
-
2015
- 2015-03-30 CN CN201510144619.4A patent/CN104791082A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4466248A (en) * | 1981-07-03 | 1984-08-21 | Regie Nationale Des Usines Renault | Control device for the turbine bypass valve of a turbocharged internal combustion engine |
| JPS62121830A (en) * | 1985-11-20 | 1987-06-03 | Hitachi Ltd | Pressure controlling actuator |
| CN102444468A (en) * | 2011-12-28 | 2012-05-09 | 上海交通大学 | Turbocharging system with moving plate in front of turbine inlet |
| CN102536433A (en) * | 2012-01-11 | 2012-07-04 | 康跃科技股份有限公司 | Staged flow-adjustable turbine shell |
| CN102817703A (en) * | 2012-08-21 | 2012-12-12 | 上海交通大学 | Adjustment system with post-pressure of air compressor as control pressure |
| CN103573389A (en) * | 2013-10-12 | 2014-02-12 | 上海交通大学 | Square tube device with chain |
| CN103670813A (en) * | 2013-11-28 | 2014-03-26 | 上海交通大学 | Adjustable low-pressure exhaust circulating system with rotating mechanism |
| CN104358612A (en) * | 2014-12-07 | 2015-02-18 | 王春海 | Pipeline expansion mechanism |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105756776A (en) * | 2016-03-30 | 2016-07-13 | 上海交通大学 | Rotary exhaust pipe volume-variable device |
| CN107725175A (en) * | 2017-10-18 | 2018-02-23 | 山东交通学院 | A kind of resonant pulse energy sustained release turbo charge system of spring oscillator |
| CN107725175B (en) * | 2017-10-18 | 2024-03-26 | 山东交通学院 | Spring vibrator resonance type pulse energy delayed release turbocharging system |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150722 |
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| RJ01 | Rejection of invention patent application after publication |