CN104675576A - Coaxial connecting device for rotating body and valve - Google Patents
Coaxial connecting device for rotating body and valve Download PDFInfo
- Publication number
- CN104675576A CN104675576A CN201310632054.5A CN201310632054A CN104675576A CN 104675576 A CN104675576 A CN 104675576A CN 201310632054 A CN201310632054 A CN 201310632054A CN 104675576 A CN104675576 A CN 104675576A
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- pipe
- connecting tube
- air inlet
- engine
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- 239000007787 solid Substances 0.000 claims description 30
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 238000004064 recycling Methods 0.000 abstract description 6
- 238000005474 detonation Methods 0.000 abstract description 3
- 230000007246 mechanism Effects 0.000 abstract description 3
- 238000007789 sealing Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 18
- 238000000034 method Methods 0.000 description 6
- 238000002485 combustion reaction Methods 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000002283 diesel fuel Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001473 noxious effect Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
-
- 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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- Supercharger (AREA)
Abstract
The invention provides a coaxial connecting device for a rotating body and a valve, and belongs to the technical field of mechanism design. The device comprises an air compressor, an engine, a turbine, a connecting pipe, a rotating shaft, a volume cavity, a fixing body, a through pipe, a separating plate, a rotating body and a connecting plate; one end of the rotating body extends into the first through pipe and is in sealing contact with the wall surface of the first through pipe, and while the other end of the rotating body is integrally fixedly connected with the separating plate; two ends of the first connecting pipe are respectively communicated with an air inlet pipe of the air compressor and an exhaust pipe of the turbine; in case of relatively high pressure difference between the previous period and the later period of the turbine, the rotating body drives a valve to clockwise rotate, the exhaust of the engine is high in recycling efficiency, and the detonation pressure of the engine is relatively low. The device is reasonable in design, simple in structure, and suitable for an exhaust gas recycling system of a supercharged engine.
Description
Technical field
What the present invention relates to is a kind of exhaust gas recycling system, particularly a kind of solid of rotation connected devices coaxial with valve of technical field of mechanical design.
Background technique
The noxious emission of motor is the main source causing pollution of atmosphere, along with the significance of environmental protection problem increases increasingly, reduces the important directions that this target of Engine's Harmful Emission becomes development of engine in the world today.Along with the consumption of world oil goods rises year by year, international oil price remains high, and the Economy of diesel-oil vehicle is outstanding day by day, and this makes diesel engine in power train in vehicle application in occupation of more and more consequence.So carry out the research of Harmful Emissions of Diesel Engine controlling method, it is the top priority of the person that is engaged in Design Technology for Diesels.Exhaust gas recycling system is that the sub-fraction of the waste gas produced by diesel engine sends cylinder back to again.Exhaust gas recirculation will retarded combustion process owing to having inertia, and that is velocity of combustion will slow down thus cause the pressure initiation process in firing chamber to slow down, main cause that oxynitrides can reduce that Here it is.In addition, improve ER EGR Rate and total extraction flow can be made to reduce, therefore total in toxic emission pollutant output quantity will reduce relatively.When middling speed operating mode, motor needs larger exhaust gas recirculation rate, to reduce row's temperature, reduces to pollute; When speed operation, motor needs less exhaust gas recirculation rate, to improve the air inflow of motor.
Through finding the retrieval of prior art document, China Patent No. ZL200410063439.5, patent name: electronic EGR gas control system, this patented technology provides a kind of device controlling engine exhaust recirculation rate, can take into account high speed conditions in motor preferably; But the change of its exhaust gas recirculation rate is realized by special control structure, thus the more complicated that control system is become.
Summary of the invention
The present invention is directed to above-mentioned the deficiencies in the prior art, provide a kind of solid of rotation connected devices coaxial with valve, make its exhaust gas recirculation rate can self-control, take into account the middle and slow speed of revolution operating mode of motor preferably, and structure is simple, does not need special control mechanism.
The present invention is achieved through the following technical solutions, the present invention includes compressor air inlet machine pipe, gas compressor, engine air inlet tube, motor, engine exhaust pipe, turbine, turbine exhaust pipe, coupling shaft, first connecting tube, valve, second connecting tube, running shaft, cavity volume, fixed body, first runs through pipe, second runs through pipe, 3rd connecting tube, dividing plate, solid of rotation and connecting plate, the air inlet/outlet of gas compressor respectively with the air outlet of compressor air inlet machine pipe, the suction port of engine air inlet tube is connected, the air inlet/outlet of motor respectively with the air outlet of engine air inlet tube, the suction port of engine exhaust pipe is connected, the air inlet/outlet of turbine respectively with the air outlet of engine exhaust pipe, the suction port of turbine exhaust pipe is connected, and gas compressor is coaxially connected by coupling shaft with turbine, and the longitudinal section of cavity volume is circular, fixed body, the longitudinal section of solid of rotation is arc-shaped, cavity volume, fixed body, the cross section of solid of rotation is rectangular, and fixed body to be arranged in cavity volume and to be consolidated with the internal face of cavity volume, and first runs through pipe, second runs through pipe is arranged in fixed body, and first runs through pipe, second runs through pipe links together, and first runs through pipe, second cross section running through pipe is rectangular, second cross sectional area running through pipe is greater than the cross sectional area that first runs through pipe, dividing plate is arranged on second to be run through in pipe and to seal with the second wall running through pipe and contact, one end of solid of rotation is stretched into first and to be run through in pipe and seal with the first wall running through pipe and contact, the other end and the dividing plate of solid of rotation are consolidated, two walls up and down of cavity volume are passed in one end of running shaft, the other end of running shaft is embedded on the wall of the first connecting tube through after the first connecting tube, valve installation is in the first connecting tube and be consolidated with running shaft, solid of rotation, connecting plate, running shaft is consolidated, the two ends of the first connecting tube respectively with compressor air inlet machine pipe, turbine exhaust pipe is connected, and one end of the second connecting tube is connected through running through pipe with first after fixed body, and the other end of the second connecting tube is connected with engine air inlet tube, the two ends of the 3rd connecting tube respectively with engine exhaust pipe, cavity volume is connected.
Further, the first connecting tube, the second connecting tube, the 3rd connecting tube are uniform section pipe in the present invention.
In working procedure of the present invention, solid of rotation can rotate freely in cavity volume; Solid of rotation, connecting plate, running shaft, valve are consolidated, and four can synchronous rotary.When before and after motor, pressure reduction is larger, the front and back pressure reduction of dividing plate is also comparatively large, and dividing plate turns clockwise, so solid of rotation band movable valve turns clockwise, engine exhaust recirculation rate increases, thus the detonation pressure of motor and maximum combustion temperature are reduced.
Compared with prior art, the present invention has following beneficial effect: the present invention is reasonable in design, structure is simple, be applicable to the exhaust gas recycling system with turbosupercharger, the middle and slow speed of revolution operating mode of motor can be taken into account, exhaust gas recycling system can be made again not need special exhaust gas recirculation rate control mechanism.
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;
Wherein: 1, compressor air inlet machine pipe, 2, gas compressor, 3, engine air inlet tube, 4, motor, 5, engine exhaust pipe, 6, turbine, 7, turbine exhaust pipe, 8, coupling shaft, 9, the first connecting tube, 10, valve, the 11, second connecting tube, 12, running shaft, 13, cavity volume, 14, fixed body, 15, first runs through pipe, 16, second runs through pipe, the 17, the 3rd connecting tube, and 18, dividing plate, 9, solid of rotation, 20, connecting plate.
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
As shown in Figures 1 to 5, 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 exhaust pipe 7, coupling shaft 8, first connecting tube 9, valve 10, second connecting tube 11, running shaft 12, cavity volume 13, fixed body 14, first runs through pipe 15, second runs through pipe 16, 3rd connecting tube 17, dividing plate 18, solid of rotation 19 and connecting plate 20, the air inlet/outlet of gas compressor 2 respectively with the air outlet of compressor air inlet machine pipe 1, the suction port of engine air inlet tube 3 is connected, the air inlet/outlet of motor 4 respectively with the air outlet of engine air inlet tube 3, the suction port of engine exhaust pipe 5 is connected, the air inlet/outlet of turbine 6 respectively with the air outlet of engine exhaust pipe 5, the suction port of turbine exhaust pipe 7 is connected, and gas compressor 2 is coaxially connected by coupling shaft 8 with turbine 6, and the longitudinal section of cavity volume 13 is circular, fixed body 14, the longitudinal section of solid of rotation 19 is arc-shaped, cavity volume 13, fixed body 14, the cross section of solid of rotation 19 is rectangular, and fixed body 14 to be arranged in cavity volume 13 and to be consolidated with the internal face of cavity volume 13, and first runs through pipe 15, second runs through pipe 16 is arranged in fixed body 14, and first runs through pipe 15, second runs through pipe 16 links together, and first runs through pipe 15, second cross section running through pipe 16 is rectangular, second cross sectional area running through pipe 16 is greater than the cross sectional area that first runs through pipe 15, dividing plate 18 is arranged on second to be run through in pipe 16 and seals with the second wall running through pipe 16 and contact, one end of solid of rotation 19 is stretched into first and to be run through in pipe 15 and seal with the first wall running through pipe 15 and contact, the other end and the dividing plate 18 of solid of rotation 19 are consolidated, two walls up and down of cavity volume 12 are passed in one end of running shaft 12, the other end of running shaft 12 is embedded on the wall of the first connecting tube 9 through after the first connecting tube 9, valve 10 to be arranged in the first connecting tube 9 and to be consolidated with running shaft 12, solid of rotation 19, connecting plate 20, running shaft 12 is consolidated, the two ends of the first connecting tube 9 respectively with compressor air inlet machine pipe 1, turbine exhaust pipe 7 is connected, and one end of the second connecting tube 11 is connected through running through pipe 15 with first after fixed body 14, and the other end of the second connecting tube 11 is connected with engine air inlet tube 3, the two ends of the 3rd connecting tube 17 respectively with engine exhaust pipe 5, cavity volume 13 is connected, the first connecting tube 9, second connecting tube 11, 3rd connecting tube 17 is uniform section pipe.
In working procedure of the present invention, solid of rotation 19 can rotate freely in cavity volume 13; Solid of rotation 9, connecting plate 20, running shaft 12, valve 10 are consolidated, and four can synchronous rotary.When before and after motor 4, pressure reduction is larger, the front and back pressure reduction of dividing plate 18 is also comparatively large, and dividing plate 18 turns clockwise, so solid of rotation 19 is with movable valve 10 to turn clockwise, engine exhaust recirculation rate increases, thus the detonation pressure of motor and maximum combustion temperature are reduced.
Claims (2)
1. a solid of rotation connected devices coaxial with valve, comprises compressor air inlet machine pipe (1), gas compressor (2), engine air inlet tube (3), motor (4), engine exhaust pipe (5), turbine (6), turbine exhaust pipe (7) and coupling shaft (8), the air inlet/outlet of gas compressor (2) respectively with the air outlet of compressor air inlet machine pipe (1), the suction port of engine air inlet tube (3) is connected, the air inlet/outlet of motor (4) respectively with the air outlet of engine air inlet tube (3), the suction port of engine exhaust pipe (5) is connected, the air inlet/outlet of turbine (6) respectively with the air outlet of engine exhaust pipe (5), the suction port of turbine exhaust pipe (7) is connected, and gas compressor (2) is coaxially connected by coupling shaft (8) with turbine (6), it is characterized in that, also comprises the first connecting tube (9), valve (10), second connecting tube (11), running shaft (12), cavity volume (13), fixed body (14), first runs through pipe (15), second runs through pipe (16), 3rd connecting tube (17), dividing plate (18), solid of rotation (19) and connecting plate (20), the longitudinal section of cavity volume (13) is circular, fixed body (14), the longitudinal section of solid of rotation (19) is arc-shaped, cavity volume (13), fixed body (14), the cross section of solid of rotation (19) is rectangular, and fixed body (14) to be arranged in cavity volume (13) and to be consolidated with the internal face of cavity volume (13), and first runs through pipe (15), second runs through pipe (16) is arranged in fixed body (14), and first runs through pipe (15), second runs through pipe (16) links together, and first runs through pipe (15), second cross section running through pipe (16) is rectangular, second cross sectional area running through pipe (16) is greater than the cross sectional area that first runs through pipe (15), dividing plate (18) is arranged on second to be run through in pipe (16) and to run through the wall of managing (16) and seal with second and contact, one end of solid of rotation (19) is stretched into first and to be run through in pipe (15) and to run through the wall of managing (15) and seal with first and contact, the other end and the dividing plate (18) of solid of rotation (19) are consolidated, two walls up and down of cavity volume (12) are passed in one end of running shaft (12), the other end of running shaft (12) is embedded on the wall of the first connecting tube (9) through after the first connecting tube (9), valve (10) to be arranged in the first connecting tube (9) and to be consolidated with running shaft (12), solid of rotation (19), connecting plate (20), running shaft (12) is consolidated, the two ends of the first connecting tube (9) respectively with compressor air inlet machine pipe (1), turbine exhaust pipe (7) is connected, one end of second connecting tube (11) is run through with first afterwards through fixed body (14) and is managed (15) and be connected, the other end of the second connecting tube (11) is connected with engine air inlet tube (3), the two ends of the 3rd connecting tube (17) respectively with engine exhaust pipe (5), cavity volume (13) is connected.
2. solid of rotation according to claim 1 connected devices coaxial with valve, is characterized in that, the first connecting tube (9), the second connecting tube (11), the 3rd connecting tube (17) are uniform section pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310632054.5A CN104675576B (en) | 2013-12-01 | 2013-12-01 | Coaxial connecting device for rotating body and valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310632054.5A CN104675576B (en) | 2013-12-01 | 2013-12-01 | Coaxial connecting device for rotating body and valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104675576A true CN104675576A (en) | 2015-06-03 |
| CN104675576B CN104675576B (en) | 2017-01-25 |
Family
ID=53311057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310632054.5A Withdrawn - After Issue CN104675576B (en) | 2013-12-01 | 2013-12-01 | Coaxial connecting device for rotating body and valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104675576B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179073A (en) * | 2015-07-17 | 2015-12-23 | 上海交通大学 | Exhaust gas introduction type cooling system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050098163A1 (en) * | 2003-11-07 | 2005-05-12 | Hitachi, Ltd. | Electronic EGR gas control system |
| JP2007291974A (en) * | 2006-04-26 | 2007-11-08 | Toyota Motor Corp | Exhaust recirculation device for internal combustion engine |
| WO2009106725A1 (en) * | 2008-01-03 | 2009-09-03 | Valeo Systemes De Controle Moteur | Motor vehicle internal combustion engine egr loop |
| CN202065090U (en) * | 2011-06-01 | 2011-12-07 | 西华大学 | Low-pressure exhaust gas recirculation system of diesel engine |
| CN102588152A (en) * | 2012-02-07 | 2012-07-18 | 上海交通大学 | Self-adjusting exhaust gas recycling system |
-
2013
- 2013-12-01 CN CN201310632054.5A patent/CN104675576B/en not_active Withdrawn - After Issue
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050098163A1 (en) * | 2003-11-07 | 2005-05-12 | Hitachi, Ltd. | Electronic EGR gas control system |
| JP2007291974A (en) * | 2006-04-26 | 2007-11-08 | Toyota Motor Corp | Exhaust recirculation device for internal combustion engine |
| WO2009106725A1 (en) * | 2008-01-03 | 2009-09-03 | Valeo Systemes De Controle Moteur | Motor vehicle internal combustion engine egr loop |
| CN202065090U (en) * | 2011-06-01 | 2011-12-07 | 西华大学 | Low-pressure exhaust gas recirculation system of diesel engine |
| CN102588152A (en) * | 2012-02-07 | 2012-07-18 | 上海交通大学 | Self-adjusting exhaust gas recycling system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105179073A (en) * | 2015-07-17 | 2015-12-23 | 上海交通大学 | Exhaust gas introduction type cooling system |
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| Publication number | Publication date |
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| CN104675576B (en) | 2017-01-25 |
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Legal Events
| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yin Jingbo Inventor after: Dong Ke Inventor after: Li Xueying Inventor after: Zhu Sipeng Inventor after: Wang Shaoming Inventor before: Zhu Sipeng |
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| COR | Change of bibliographic data | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20160825 Address after: Minhang District Jinggu road 200240 Shanghai 58 Lane 32, room 702 Applicant after: Wang Shaoming Address before: 200240, room 45, West 800, 6044 Dongchuan Road, Shanghai, Minhang District Applicant before: Zhu Sipeng |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190203 Address after: 313100 No. 1199 Chenwang Road, Changxing County Economic Development Zone, Huzhou City, Zhejiang Province Patentee after: ZHEJIANG HEXIA AUTOMOBILE DETECTION TECHNOLOGY Co.,Ltd. Address before: 200240 room 702, Lane 58, Jinggu Middle Road, Minhang District, Shanghai, 702 Patentee before: Wang Shaoming |
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| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: 1155, ChenWang Road, Taihu street, Changxing County, Huzhou City, Zhejiang Province Patentee after: Zhejiang Hexia Technology Co.,Ltd. Address before: 313100 No. 1199 Chenwang Road, Changxing County Economic Development Zone, Huzhou City, Zhejiang Province Patentee before: ZHEJIANG HEXIA AUTOMOBILE DETECTION TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170125 Effective date of abandoning: 20240204 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20170125 Effective date of abandoning: 20240204 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |