CN104481677A - Piston exhaust pressure regulator - Google Patents

Piston exhaust pressure regulator Download PDF

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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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China
Prior art keywords
pipe
cavity
engine
inner tube
connecting pipe
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Pending
Application number
CN201410742991.0A
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Chinese (zh)
Inventor
黄昕煜
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Individual
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Individual
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Priority to CN201410742991.0A priority Critical patent/CN104481677A/en
Publication of CN104481677A publication Critical patent/CN104481677A/en
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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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  • Supercharger (AREA)
  • Exhaust Silencers (AREA)

Abstract

The piston exhaust pressure regulator comprises an engine air inlet pipe, a supercharger, an engine exhaust pipe, a turbine, a connecting pipe, a regulating cavity, a rotating shaft, a rotating plate, a control cavity, an inner pipe, a spring and a rotating body, wherein the regulating cavity and the control cavity are coaxially connected through the rotating shaft, one end of a second connecting pipe is communicated with the inner cavity of the control cavity, and the other end of the second connecting pipe is connected with an engine air inlet pipe between an intercooler and a throttle valve. In the invention, when the engine runs under a high-speed working condition, the front exhaust volume of the turbine is larger, the pumping loss is smaller, and the oil consumption is lower; when the engine runs under a low-speed working condition, the front exhaust volume of the turbine is small, the pulse energy can be fully utilized, and the oil consumption is low. The invention has reasonable design and simple structure and is suitable for the optimal design of the exhaust system of the turbocharged engine.

Description

Piston EPR Exhaust Pressure Regulator
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)

1.一种活塞排气压力调节器，包括发动机进气管(1)、空滤(2)、压气机(3)、中冷器(4)、节气门(5)、发动机(6)、发动机排气管(7)、涡轮(8)、催化包(9)、消音器(10)，发动机进气管(1)的出气口与发动机(6)的进气道相连接，发动机排气管(7)的出气口与发动机(6)的排气道相连接，空滤(2)、压气机(3)、中冷器(4)、节气门(5)依次布置在发动机进气管(1)上，涡轮(8)、催化包(9)、消音器(10)依次布置在发动机排气管(7)上，其特征在于，还包括第一连接管(11)、调节腔(12)、旋转轴(13)、旋转板(14)、固定板(15)、控制腔(16)、固定体(17)、第一内部管(18)、第二内部管(19)、弹簧(20)、隔板(21)、旋转体(22)、连接板(23)、第二连接管(24)、第三连接管(25)，旋转轴(13)的一端镶嵌在调节腔(12)的左壁面上，旋转轴(13)的另一端依次穿过调节腔(12)右壁面、控制腔(16)左壁面后镶嵌在控制腔(16)的右壁面上，调节腔(12)、控制腔(16)通过旋转轴(13)同轴相连，固定板(15)布置在调节腔(12)内并与调节腔(12)内壁面固结在一起，旋转板(14)布置在调节腔(12)内并与旋转轴(13)固结在一起，控制腔(16)内部腔体的纵截面为圆形，固定体(17)、旋转体(22)的纵截面均为圆弧状，固定体(17)安装在控制腔(16)内并与控制腔(16)的内壁面固结在一起，第一内部管(18)、第二内部管(19)均布置在固定体(17)内，第一内部管(18)、第二内部管(19)连接在一起，第二内部管(19)的横截面面积大于第一内部管(18)的横截面面积，隔板(21)安装在第二内部管(19)内并与第二内部管(19)的壁面密封接触，旋转体(22)的一端伸入第一内部管(18)内并与第一内部管(18)的壁面密封接触，旋转体(22)的另一端与隔板(21)固结在一起，旋转体(22)、连接板(23)、旋转轴(13)固结在一起，第二内部管(19)的上壁面通过弹簧(20)与隔板(21)连接在一起，第一连接管(11)的一端与调节腔(12)的内部腔体相连接，第一连接管(11)的另一端与涡轮(8)前的发动机排气管(7)相连接，第二连接管(24)的一端与控制腔(16)的内部腔体相连通，第二连接管(24)的另一端与中冷器(4)、节气门(5)之间的发动机进气管(1)相连接，第三连接管(25)的一端与涡轮(8)、催化包(9)之间的发动机排气管(7)相连通，第三连接管(25)的另一端与第一内部管(18)相连通。1. A piston exhaust pressure regulator, comprising engine intake pipe (1), air filter (2), compressor (3), intercooler (4), throttle valve (5), engine (6), engine Exhaust pipe (7), turbine (8), catalytic package (9), muffler (10), the air outlet of engine intake pipe (1) is connected with the air intake of engine (6), engine exhaust pipe ( 7) The air outlet is connected to the exhaust port of the engine (6), and the air filter (2), compressor (3), intercooler (4), and throttle (5) are sequentially arranged in the engine intake pipe (1) Above, the turbine (8), catalytic package (9), and muffler (10) are sequentially arranged on the engine exhaust pipe (7), which is characterized in that it also includes a first connecting pipe (11), an adjustment chamber (12), Rotary shaft (13), rotating plate (14), fixed plate (15), control cavity (16), fixed body (17), first inner tube (18), second inner tube (19), spring (20) , partition (21), rotating body (22), connecting plate (23), second connecting pipe (24), third connecting pipe (25), and one end of the rotating shaft (13) is embedded in the adjustment chamber (12) On the left wall, the other end of the rotating shaft (13) passes through the right wall of the adjustment cavity (12) and the left wall of the control cavity (16) and is inlaid on the right wall of the control cavity (16). The cavity (16) is coaxially connected by the rotating shaft (13), the fixed plate (15) is arranged in the adjustment cavity (12) and is solidified with the inner wall of the adjustment cavity (12), and the rotating plate (14) is arranged in the adjustment cavity (12) and consolidated with the rotating shaft (13), the longitudinal section of the inner cavity of the control chamber (16) is circular, and the longitudinal sections of the fixed body (17) and the rotating body (22) are arc-shaped , the fixed body (17) is installed in the control cavity (16) and consolidated with the inner wall of the control cavity (16), the first inner tube (18) and the second inner tube (19) are arranged in the fixed body ( 17), the first internal pipe (18) and the second internal pipe (19) are connected together, the cross-sectional area of the second internal pipe (19) is greater than the cross-sectional area of the first internal pipe (18), and the partition ( 21) Installed in the second inner tube (19) and in sealing contact with the wall surface of the second inner tube (19), one end of the rotating body (22) extends into the first inner tube (18) and is in contact with the first inner tube ( 18) in sealing contact with the wall surface, the other end of the rotating body (22) is consolidated with the partition plate (21), the rotating body (22), the connecting plate (23), and the rotating shaft (13) are consolidated together, and the second The upper wall surface of the inner pipe (19) is connected together with the partition (21) by the spring (20), and one end of the first connecting pipe (11) is connected with the inner cavity of the regulating chamber (12), and the first connecting pipe ( The other end of 11) is connected with the engine exhaust pipe (7) before the turbine (8), and one end of the second connecting pipe (24) communicates with the inner cavity of the control chamber (16), and the second connecting pipe (24 ) between the other end of the intercooler (4) and the throttle valve (5) engine intake pipe (1), one end of the third connecting pipe (25) communicates with the engine exhaust pipe (7) between the turbine (8) and the catalytic package (9), and the third connecting pipe (25) The other end communicates with the first inner tube (18).
CN201410742991.0A 2014-12-07 2014-12-07 Piston exhaust pressure regulator Pending CN104481677A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410742991.0A CN104481677A (en) 2014-12-07 2014-12-07 Piston exhaust pressure regulator

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Application Number Priority Date Filing Date Title
CN201410742991.0A CN104481677A (en) 2014-12-07 2014-12-07 Piston exhaust pressure regulator

Publications (1)

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CN104481677A true CN104481677A (en) 2015-04-01

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CN201410742991.0A Pending CN104481677A (en) 2014-12-07 2014-12-07 Piston exhaust pressure regulator

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Cited By (1)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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 Rotary Exhaust Manifold Throat Area Variable Booster 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

Patent Citations (8)

* Cited by examiner, † Cited by third party
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 Rotary Exhaust Manifold Throat Area Variable Booster System
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)

* Cited by examiner, † Cited by third party
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 A piston type pulse energy delayed release turbocharger

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