CN105781720A - Passive chain transmission system - Google Patents
Passive chain transmission system Download PDFInfo
- Publication number
- CN105781720A CN105781720A CN201610194189.1A CN201610194189A CN105781720A CN 105781720 A CN105781720 A CN 105781720A CN 201610194189 A CN201610194189 A CN 201610194189A CN 105781720 A CN105781720 A CN 105781720A
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- CN
- China
- Prior art keywords
- air inlet
- pipe
- extrusion
- regulates
- exhaust
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B37/00—Engines characterised by provision of pumps driven at least for part of the time by exhaust
- F02B37/12—Control of the pumps
- F02B37/18—Control of the pumps by bypassing exhaust from the inlet to the outlet of turbine or to the atmosphere
- F02B37/183—Arrangements of bypass valves or actuators therefor
- F02B37/186—Arrangements of actuators or linkage for bypass valves
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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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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Supercharger (AREA)
Abstract
The invention discloses a passive chain transmission system in the technical field of mechanical design. The passive chain transmission system comprises regulation bodies, a rotating shaft, a rotating body, a stretching body, centrifugal bodies, balls, a pull rod, springs, a chain and a regulation pipe. The rotating shaft and the rotating body are fixedly connected together. The stretching body and the centrifugal bodies are all arranged in the rotating body. The balls are embedded in the stretching body. One side wall of each centrifugal body is in contact with the stretching body through the corresponding ball, and the other side wall of each centrifugal body is connected with the inner wall face of the rotating body through the corresponding first spring. The top of the stretching body is connected with the inner wall face of the rotating body through the second spring. In the passive chain transmission system, when the rotating speed of an engine is high, regulation plates rotate anticlockwise, the total front exhaust volume of a turbine is large, and the pumping loss is low; and when the rotating speed of the engine is low, the regulation plates rotate clockwise, the total front exhaust volume of the turbine is small, and exhaust pulse energy can be fully utilized. The passive chain transmission system is reasonable in design, simple in structure and suitable for optimization design of the volume of an exhaust pipe of a turbocharging system.
Description
Technical field
The present invention relates to the passive type chain transmission system of a kind of technical field of mechanical design, particularly a kind of passive type chain transmission system suitable in engine with supercharger gas extraction system.
Background technology
Turbo charge system mainly has impulse pressure charging system and constant pressure charging system.Constant pressure charging system, each cylinder shares the exhaustor that a volume is bigger, and exhaust piping is relatively simple for structure, and aerofluxus overpressure is held substantially constant, and pressure size is only relevant with the load of electromotor and rotating speed.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, it is impossible to make full use of exhaust pulse energy.Impulse pressure charging system, according to each cylinder firing order, does not occur two cylinders of interference or three cylinders to be connected with same exhaustor by aerofluxus, and exhaust piping caliber is less, and exhaust pulse energy can make full use of, speed operation and transient condition better performances;But when high-speed working condition, pumping loss is bigger.As can be seen here, if if an electromotor is equipped with constant pressure charging system and impulse pressure charging system simultaneously, adopting constant pressure charging system during high-speed working condition, adopt impulse pressure charging system when low speed or transient condition, 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 to rotate the turbo charging installation regulating exhaust pipe volume, provide and a kind of utilize swivel plate to realize the technology of exhaust pipe volume continuous variable, but its rotation needs with manually, it is impossible to teaching display stand rotates.
Summary of the invention
The present invention is directed to above-mentioned the deficiencies in the prior art, it is provided that a kind of passive type chain transmission system, it is possible to make engine exhaust manifold volume carry out self regulation according to engine speed.
nullThe present invention is achieved through the following technical solutions,The present invention includes compressor air inlet machine pipe、Compressor、Engine air inlet tube、Electromotor、Exhaust branch pipe、Exhaust main、Turbine、Turbine exhaust pipe、First regulates body、Rotating shaft、Rotary body、Extrusion、Centrifugal body、Ball、Pull bar、Adjusting rod、First spring、Second spring、First regulates axle、First adjustable plate、Second regulates body、Chain、Second regulates axle、Second adjustable plate、Regulate pipe,The air inlet/outlet of compressor respectively with the gas outlet of compressor air inlet machine pipe、The air inlet of engine air inlet tube is connected,The air inlet/outlet of electromotor respectively with the gas outlet of engine air inlet tube、The air inlet of exhaust branch pipe is connected,The gas outlet that the air inlet of exhaust branch pipe is connected is connected with exhaust main,The air inlet/outlet of turbine respectively with the gas outlet of exhaust main、The air inlet of turbine exhaust pipe is connected,First regulates body is arranged in the tail end top of exhaust main,Rotating shaft and rotary body are consolidated,Extrusion、Centrifugal body is arranged in a rotating body,Ball is embedded in extrusion,One sidewall of centrifugal body is contacted with extrusion by ball,Another sidewall of centrifugal body is connected with the internal face of rotary body by the first spring,The top of extrusion is connected with the internal face of rotary body by the second spring,Rotating shaft is connected with engine crankshaft by chain,The longitudinal section of extrusion is trapezoidal,The upper end of pull bar and the bottom surface of extrusion are hinged,The lower end of pull bar and one end of adjusting rod are hinged,It is internal that first adjustment axle is embedded in the first adjustment,The other end of adjusting rod and first one end regulating axle are hinged,First adjustable plate be arranged in the first adjustment internal and with first regulate axle be consolidated;Second regulates body is arranged in the tail end bottom of exhaust main, it is internal that second adjustment axle is embedded in the second adjustment, second adjustable plate be arranged in the second adjustment internal and with second regulate axle be consolidated, it is connected by chain between first adjustment axle, the second adjustment axle, the one end regulating pipe is connected with engine air inlet tube, above second end of adjustment pipe and the first adjustable plate, cavity is connected, and below the 3rd end of adjustment pipe and the second adjustable plate, cavity is connected.
Further, centrifugal body, ball are array and arrange in the present invention, and the cross section of rotary body internal cavity is round, and the cross section of extrusion is round, centrifugal body, the first adjustable plate cross section be rectangle.
Compared with prior art, the present invention have the advantages that into: the present invention is reasonable in design, simple in construction;Exhaust main volume can carry out continuously adjustabe according to engine speed, thus taking into account the various operating conditions of electromotor.
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention;
Fig. 2 is the profile of the first adjustment body in the present invention;
Fig. 3 is the structural representation of A-A section in Fig. 2;
Fig. 4 is the structural representation of B-B section in Fig. 1;
Wherein: 1, compressor air inlet machine pipe, 2, compressor, 3, engine air inlet tube, 4, electromotor, 5, exhaust branch pipe, 6, exhaust main, 7, turbine, 8, turbine exhaust pipe, 9, first regulates body, 10, rotating shaft, 11, rotary body, 12, extrusion, 13, centrifugal body, 14, ball, 15, pull bar, 16, adjusting rod, 17, the first spring, the 18, second spring, 19, first regulates axle, 20, the first adjustable plate, 21, second regulating body, 22, chain, 23, second regulates axle, 24, the second adjustable plate, 25, regulate pipe.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiments of the invention being elaborated, the present embodiment, premised on technical solution of the present invention, gives detailed embodiment and concrete operating process, but protection scope of the present invention is not limited to following embodiment.
Embodiment
nullAs shown in Figures 1 to 4,The present invention includes compressor air inlet machine pipe 1、Compressor 2、Engine air inlet tube 3、Electromotor 4、Exhaust branch pipe 5、Exhaust main 6、Turbine 7、Turbine exhaust pipe 8、First regulates body 9、Rotating shaft 10、Rotary body 11、Extrusion 12、Centrifugal body 13、Ball 14、Pull bar 15、Adjusting rod 16、First spring 17、Second spring 18、First regulates axle 19、First adjustable plate 20、Second regulates body 21、Chain 22、Second regulates axle 23、Second adjustable plate 24、Regulate pipe 25,The air inlet/outlet of compressor 2 respectively with the gas outlet of compressor air inlet machine pipe 1、The air inlet of engine air inlet tube 3 is connected,The air inlet/outlet of electromotor 4 respectively with the gas outlet of engine air inlet tube 3、The air inlet of exhaust branch pipe 5 is connected,The gas outlet that the air inlet of exhaust branch pipe 5 is connected is connected with exhaust main 6,The air inlet/outlet of turbine 7 respectively with the gas outlet of exhaust main 6、The air inlet of turbine exhaust pipe 8 is connected,First regulates body 9 is arranged in the tail end top of exhaust main 6,Rotating shaft 10 and rotary body 11 are consolidated,Extrusion 12、Centrifugal body 13 is arranged in rotary body 11,Ball 14 is embedded in extrusion 12,One sidewall of centrifugal body 13 is contacted with extrusion 12 by ball 14,Another sidewall of centrifugal body 13 is connected with the internal face of rotary body 11 by the first spring 17,The top of extrusion 12 is connected with the internal face of rotary body 11 by the second spring 18,Rotating shaft 10 is connected with engine crankshaft by chain,The longitudinal section of extrusion 12 is trapezoidal,The bottom surface of the upper end of pull bar 15 and extrusion 12 is hinged,One end of the lower end of pull bar 15 and adjusting rod 16 is hinged,First regulates axle 19 is embedded in the first adjustment body 9,The other end of adjusting rod 16 and first one end regulating axle 19 are hinged,First adjustable plate 20 is arranged in the first adjustment body 9 and regulates axle 19 with first and is consolidated;Second regulates body 21 is arranged in the tail end bottom of exhaust main 6, second regulates axle 23 is embedded in the second adjustment body 21, second adjustable plate 24 is arranged in the second adjustment body 21 and regulates axle 23 with second and is consolidated, first adjustment axle 19, second is regulated and is connected by chain 22 between axle 23, the one end regulating pipe 25 is connected with engine air inlet tube 3, above second end of adjustment pipe 25 and the first adjustable plate 20, cavity is connected, and below the 3rd end of adjustment pipe 25 and the second adjustable plate 24, cavity is connected;Centrifugal body 13, ball 14 are array and arrange, the cross section of rotary body 11 internal cavity is round, and the cross section of extrusion 12 is round, and the cross section of centrifugal body the 13, first adjustable plate 16 is rectangle.
In the implementation process of the present invention, rotating shaft 10 is connected with engine crankshaft by chain.When electromotor 4 rotating speed is higher, the rotary speed of rotary body 11 is also higher, under the left and right of centrifugal force, centrifugal body 13 is displaced outwardly and compresses the first spring 17, extrusion 12 moves up under the effect of the second spring 18, so that pull bar 15 drives adjusting rod 16, first to regulate axle the 19, first adjustable plate 20, chain 22, second regulates axle the 23, second adjustable plate 24 and rotates counterclockwise together, volume shared by turbine 7 front exhaust becomes big, and the pumping loss of electromotor 4 is less.In like manner, when the rotating speed of electromotor 4 is less, under about the elastic force of the first spring 17, centrifugal body 13 moves inward, so that pull bar 15 drives adjusting rod 16, first to regulate axle the 19, first adjustable plate 20, chain 22, second regulates axle the 23, second adjustable plate 24 and turns clockwise together, volume shared by turbine 7 front exhaust diminishes, and turbine 7 can make full use of exhaust pulse energy.
Under regulating pipe 25 effect, it is each filled with gas in cavity below cavity, the second adjustable plate 24 above first adjustable plate 20, first adjustable plate the 20, second adjustable plate 24 does not have bigger wave phenomenon back and forth in rotary course, is conducive to stablizing of whole adjustment system.
Claims (2)
- null1. a passive type chain transmission system,Including compressor air inlet machine pipe (1)、Compressor (2)、Engine air inlet tube (3)、Electromotor (4)、Exhaust branch pipe (5)、Exhaust main (6)、Turbine (7)、Turbine exhaust pipe (8),The air inlet/outlet of compressor (2) respectively with the gas outlet of compressor air inlet machine pipe (1)、The air inlet of engine air inlet tube (3) is connected,The air inlet/outlet of electromotor (4) respectively with the gas outlet of engine air inlet tube (3)、The air inlet of exhaust branch pipe (5) is connected,The gas outlet that the air inlet of exhaust branch pipe (5) is connected is connected with exhaust main (6),The air inlet/outlet of turbine (7) respectively with the gas outlet of exhaust main (6)、The air inlet of turbine exhaust pipe (8) is connected,It is characterized in that,Also include the first adjustment body (9)、Rotating shaft (10)、Rotary body (11)、Extrusion (12)、Centrifugal body (13)、Ball (14)、Pull bar (15)、Adjusting rod (16)、First spring (17)、Second spring (18)、First regulates axle (19)、First adjustable plate (20)、Second regulates body (21)、Chain (22)、Second regulates axle (23)、Second adjustable plate (24)、Regulate pipe (25),First regulates body (9) is arranged in the tail end top of exhaust main (6),Rotating shaft (10) and rotary body (11) are consolidated,Extrusion (12)、Centrifugal body (13) is arranged in rotary body (11),Ball (14) is embedded in extrusion (12),One sidewall of centrifugal body (13) is contacted with extrusion (12) by ball (14),Another sidewall of centrifugal body (13) is connected by the internal face of the first spring (17) with rotary body (11),The top of extrusion (12) is connected by the internal face of the second spring (18) with rotary body (11),Rotating shaft (10) is connected with engine crankshaft by chain,The longitudinal section of extrusion (12) is trapezoidal,The bottom surface of the upper end of pull bar (15) and extrusion (12) is hinged,One end of the lower end of pull bar (15) and adjusting rod (16) is hinged,First regulates axle (19) is embedded in the first adjustment body (9),The other end of adjusting rod (16) and first one end regulating axle (19) are hinged,First adjustable plate (20) is arranged in the first adjustment body (9) and regulates axle (19) with first and is consolidated;Second regulates body (21) is arranged in the tail end bottom of exhaust main (6), second regulates axle (23) is embedded in the second adjustment body (21), second adjustable plate (24) is arranged in the second adjustment body (21) and regulates axle (23) with second and is consolidated, first regulates axle (19), it is connected by chain (22) between second adjustment axle (23), the one end regulating pipe (25) is connected with engine air inlet tube (3), the second end and the first adjustable plate (20) top cavity that regulate pipe (25) are connected, the 3rd end and the second adjustable plate (24) lower section cavity that regulate pipe (25) are connected.
- 2. passive type chain transmission system according to claim 1, it is characterized in that centrifugal body (13), ball (14) are array and arrange, the cross section of rotary body (11) internal cavity is round, the cross section of extrusion (12) is round, centrifugal body (13), the first adjustable plate (16) cross section be rectangle.
Priority Applications (1)
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CN201610194189.1A CN105781720A (en) | 2016-03-30 | 2016-03-30 | Passive chain transmission system |
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CN201610194189.1A CN105781720A (en) | 2016-03-30 | 2016-03-30 | Passive chain transmission system |
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CN201610194189.1A Pending CN105781720A (en) | 2016-03-30 | 2016-03-30 | Passive chain transmission system |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105370389A (en) * | 2015-12-21 | 2016-03-02 | 康明 | Conical centrifugal tensile mechanism |
CN105386865A (en) * | 2015-12-19 | 2016-03-09 | 上海佑热高温材料有限公司 | Intake pipeline total volume mechanical control system |
CN105422270A (en) * | 2015-12-19 | 2016-03-23 | 上海佑热高温材料有限公司 | Double-cavity control device of exhaust system |
-
2016
- 2016-03-30 CN CN201610194189.1A patent/CN105781720A/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105386865A (en) * | 2015-12-19 | 2016-03-09 | 上海佑热高温材料有限公司 | Intake pipeline total volume mechanical control system |
CN105422270A (en) * | 2015-12-19 | 2016-03-23 | 上海佑热高温材料有限公司 | Double-cavity control device of exhaust system |
CN105370389A (en) * | 2015-12-21 | 2016-03-02 | 康明 | Conical centrifugal tensile mechanism |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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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Application publication date: 20160720 |
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