CN102383916B - Turbocharging system with continuously adjustable volume of exhaust pipe - Google Patents
Turbocharging system with continuously adjustable volume of exhaust pipe Download PDFInfo
- Publication number
- CN102383916B CN102383916B CN2011103350592A CN201110335059A CN102383916B CN 102383916 B CN102383916 B CN 102383916B CN 2011103350592 A CN2011103350592 A CN 2011103350592A CN 201110335059 A CN201110335059 A CN 201110335059A CN 102383916 B CN102383916 B CN 102383916B
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- elastic member
- cavity volume
- baffle plate
- baffle
- volume
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- 238000007789 sealing Methods 0.000 claims description 6
- 238000002485 combustion reaction Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 4
- 238000005086 pumping Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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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Abstract
The invention discloses a turbocharging system with continuously adjustable volume of an exhaust pipe, belonging to the technical field of internal combustion engines. The turbocharging system comprises a cylinder, the exhaust pipe, a turbine, a volume cavity, a sleeve body, a baffle and an elastic part, wherein an opened end of the volume cavity is connected with the side wall surface of the exhaust pipe, and the other opened end of the volume cavity extends into an opened end of the sleeve body; the baffle is arranged in the volume cavity; the elastic part is arranged between the baffle and the rear wall of the sleeve body; when an engine is in a low-speed working condition, the rear wall of the sleeve body moves towards the direction close to the baffle, the volume of the exhaust pipe is relatively smaller, the pulse energy can be fully utilized, the gas inlet pressure of the engine is higher and the overall performance of the engine is better; and when the engine is in a high-speed working condition, the rear wall of the sleeve body moves towards the direction far away from the baffle, the volume of the exhaust pipe is relatively larger, the pump gas loss is less, and the overall performance of the engine is better. The turbocharging system is reasonable in design and simple in structure, and one of the turbocharging system provided by the turbine is applicable to the turbine inlet.
Description
Technical field
What the present invention relates to is a kind of turbo charge system of field of internal combustion engine, particularly a kind of exhaust pipe volume continuous adjustable turbo charge 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 Reduce fuel consuming 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 outlet pipe that volume is larger, and exhaust piping is relatively simple for structure, and it is constant that the outlet pipe internal pressure keeps basically, the pressure size is only relevant with load and the rotating speed of motor, and the pressurization system that different cylinders are counted 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 the low speed operating mode, can not take full advantage of the exhaust pulses energy.Impulse pressure charging system, according to each cylinder firing order, two cylinders or three cylinders that exhaust is not disturbed are connected with same outlet pipe, and the exhaust piping caliber is less, and the exhaust pulses energy can take full advantage of, low speed operating mode and instantaneous conditions better performances; But when high-speed working condition, pumping loss is larger.This shows, 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, when low speed or instantaneous conditions exhaust pipe volume is diminished, this is comparatively desirable.
Find through the retrieval to the prior art document, China Patent No. ZL200410050996.3, patent name: the variable modular pulse converter supercharging device of a kind of turbo-charged diesel, this patented technology provides a kind of device of exhaust pipe volume continuous variable, can take into account preferably the high and low rotating speed operating mode of motor; But the variation of its exhaust pipe volume be by movement rod move up and down realize that this just needs to increase the special control mechanism of a cover control the movement of movement rod, thereby the more complicated that the pressurization system structure is become.
Summary of the invention
The present invention is directed to above-mentioned the deficiencies in the prior art, a kind of exhaust pipe volume continuous adjustable turbo charge system is provided, has made its exhaust pipe volume can self-control, taken into account preferably the high and low rotating speed operating mode of motor, and simple in structure, do not need special control mechanism.
The present invention is achieved through the following technical solutions, the present invention includes: the first cylinder, the second cylinder, the 3rd cylinder, four-cylinder, the first row gas branch pipe, the second row gas branch pipe, the 3rd exhaust branch pipe, the 4th exhaust branch pipe, outlet pipe, turbine, the first cavity volume, the second cavity volume, the first baffle plate, second baffle, the 3rd baffle plate, the 4th baffle plate, the first body, the second body, the first elastic member, the second elastic member, the 3rd elastic member, the 4th elastic member, the first set body sidewall, the first body rear wall, the second cover body sidewall and the second body rear wall, the first cylinder, the second cylinder, the 3rd cylinder, four-cylinder is respectively by the first row gas branch pipe, the second row gas branch pipe, the 3rd exhaust branch pipe, the 4th exhaust branch pipe is connected with outlet pipe, the outlet of outlet pipe is connected with the entrance of turbine, the first set body sidewall is fixedly connected with the first body rear wall, the second cover body sidewall is fixedly connected with the second body rear wall, first set body sidewall and the first body rear wall consist of the first body, the second cover body sidewall and the second body rear wall consist of the second body, one opening end of the first cavity volume is connected with a distolateral wall of outlet pipe, another opening end of the first cavity volume stretches into the opening end of the first body, one opening end of the second cavity volume is connected with the other end side wall surface of outlet pipe, another opening end of the second cavity volume stretches into the opening end of the second body, the first baffle plate, second baffle is installed in respectively the interior rear end of the first cavity volume and is fixedly connected with the wall of the first cavity volume, the 3rd baffle plate, the 4th baffle plate is installed in respectively the interior rear end of the second cavity volume and is fixedly connected with the wall of the second cavity volume, the first baffle plate, second baffle is respectively by the first elastic member, the second elastic member is connected with the first body rear wall, the 3rd baffle plate, the 4th baffle plate is respectively by the 3rd elastic member, the 4th elastic member is connected with the second body rear wall, the first cavity volume, the second cavity volume, the first body and the second body are the uniform section pipe, the outer wall of the first cavity volume contacts with the internal face sealing of first set body sidewall, and the outer wall of the second cavity volume contacts with the internal face sealing of the second cover body sidewall.
Described the first cavity volume, the second cavity volume are symmetrically distributed in the both sides of outlet pipe, and described the first cavity volume, the second cavity volume, the first baffle plate, second baffle, the 3rd baffle plate, the 4th baffle plate, the first body and the second body are cuboid.
Described the first elastic member, the second elastic member, the 3rd elastic member, the 4th elastic member are spring, and the axis of described the first elastic member, the second elastic member, the 3rd elastic member, the 4th elastic member is parallel to each other and all the axis with described outlet pipe is vertical.
In working procedure of the present invention, the first set body sidewall can move forward and backward outside the first cavity volume, and the second cover body sidewall can move forward and backward outside the second cavity volume; For the first elastic member and the second elastic member are installed, the first baffle plate and second baffle have been installed in the first cavity volume, for the 3rd elastic member and the 4th elastic member are installed, the 3rd baffle plate and the 4th baffle plate have been installed in the second cavity volume.When motor is in the low speed operating mode, exhaust pressure is lower in the outlet pipe, the first body rear wall moves towards the direction near the first baffle plate and second baffle, the second body rear wall moves towards the direction near the 3rd baffle plate and the 4th baffle plate, the volume less of outlet pipe, pulse energy can take full advantage of, and engine charge pressure is higher, and the motor overall performance is more excellent; When motor is in high-speed working condition, exhaust pressure is higher in the outlet pipe, the first body rear wall moves towards the direction away from the first baffle plate and second baffle, the second body rear wall moves towards the direction away from the 3rd baffle plate and the 4th baffle plate, the volume of outlet pipe is relatively large, pumping loss is less, and the motor overall performance is more excellent.
Compared with prior art, the present invention has following beneficial effect: the present invention is reasonable in design, simple in structure, being applicable to turbine inlet has the turbo charge system of and turbine side, can take into account the high and low rotating speed operating mode of motor, can make again pressurization system not need special exhaust pipe volume control mechanism.
Description of drawings
Fig. 1 is the structural representation of exhaust pipe volume continuous adjustable turbo charge system 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. 2;
Fig. 4 is the structural representation of C-C section among Fig. 2;
Wherein: 1, the first cylinder, 2, the second cylinder, 3, the 3rd cylinder, 4, four-cylinder, 5, the first row gas branch pipe, 6, the second row gas branch pipe, 7, the 3rd exhaust branch pipe, 8, the 4th exhaust branch pipe, 9, outlet pipe, 10, turbine, 11, the first cavity volume, 12, the second cavity volume, 13, the first baffle plate, 14, second baffle, 15, the 3rd baffle plate, 16, the 4th baffle plate, 17, the first body, 18, the second body, 19, the first elastic member, 20, the second elastic member, 21, the 3rd elastic member, 22, the 4th elastic member, 23, the first set body sidewall, 24, the first body rear wall, 25, the second cover body sidewall, 26, the second body rear wall.
Embodiment
Below in conjunction with accompanying drawing embodiments of the invention are elaborated, present embodiment provided detailed mode of execution and concrete operating process, but protection scope of the present invention is not limited to following embodiment take technical solution of the present invention as prerequisite.
Embodiment
As shown in Figure 1, the present invention includes: the first cylinder 1, the second cylinder 2, the 3rd cylinder 3, four-cylinder 4, first row gas branch pipe 5, second row gas branch pipe 6, the 3rd exhaust branch pipe 7, the 4th exhaust branch pipe 8, outlet pipe 9, turbine 10, the first cavity volume 11, the second cavity volume 12, the first baffle plate 13, second baffle 14, the 3rd baffle plate 15, the 4th baffle plate 16, the first body 17, the second body 18, the first elastic member 19, the second elastic member 20, the 3rd elastic member 21, the 4th elastic member 22, first set body sidewall 23, the first body rear wall 24, the second cover body sidewall 25 and the second body rear wall 26, the first cylinder 1, the second cylinder 2, the 3rd cylinder 3, four-cylinder 4 is respectively by first row gas branch pipe 5, second row gas branch pipe 6, the 3rd exhaust branch pipe 7, the 4th exhaust branch pipe 8 is connected with outlet pipe 9, the outlet of outlet pipe 9 is connected with the entrance of turbine 10, first set body sidewall 23 is fixedly connected with the first body rear wall 24, the second cover body sidewall 25 is fixedly connected with the second body rear wall 26, first set body sidewall 23 and the first body rear wall 24 consist of the first body 17, the second cover body sidewall 25 and the second body rear wall 26 consist of the second body 18, one opening end of the first cavity volume 11 is connected with a distolateral wall of outlet pipe 9, another opening end of the first cavity volume 11 stretches into the opening end of the first body 17, one opening end of the second cavity volume 12 is connected with the other end side wall surface of outlet pipe 9, another opening end of the second cavity volume 12 stretches into the opening end of the second body 18, the first baffle plate 13, second baffle 14 is installed in respectively the first cavity volume 11 interior rear ends and is fixedly connected with the wall of the first cavity volume 11, the 3rd baffle plate 15, the 4th baffle plate 16 is installed in respectively the second cavity volume 12 interior rear ends and is fixedly connected with the wall of the second cavity volume 12, the first baffle plate 13, second baffle 14 is respectively by the first elastic member 19, the second elastic member 20 is connected with the first body rear wall 24, the 3rd baffle plate 15, the 4th baffle plate 16 is respectively by the 3rd elastic member 21, the 4th elastic member 22 is connected with the second body rear wall 26, the first cavity volume 11, the second cavity volume 12, the first body 17 and the second body 18 are the uniform section pipe, the outer wall of the first cavity volume 11 contacts with the internal face sealing of first set body sidewall 23, and the outer wall of the second cavity volume 12 contacts with the internal face sealing of the second cover body sidewall 25.
Described the first cavity volume 11, the second cavity volume 12 are symmetrically distributed in the both sides of outlet pipe 9, and described the first cavity volume 11, the second cavity volume 12, the first baffle plate 13, second baffle 14, the 3rd baffle plate 15, the 4th baffle plate 16, the first body 17 and the second body 18 are cuboid.
Described the first elastic member 19, the second elastic member 20, the 3rd elastic member 21, the 4th elastic member 22 are spring, and the axis of described the first elastic member 19, the second elastic member 20, the 3rd elastic member 21, the 4th elastic member 22 is parallel to each other and all the axis with described outlet pipe 9 is vertical.
Such as Fig. 2, Fig. 3 and shown in Figure 4, described the first cavity volume 11, the second cavity volume 12 are symmetrically distributed in the both sides of outlet pipe 9, and described the first cavity volume 11, the second cavity volume 12, the first body 17 and the second body 18 are cuboid.
In working procedure of the present invention, first set body sidewall 23 can move forward and backward outside the first cavity volume 11, and the second cover body sidewall 25 can move forward and backward outside the second cavity volume 12; For the first elastic member 19 and the second elastic member 20 are installed, the first baffle plate 13 and second baffle 14 have been installed in the first cavity volume 11, for 21 of the 3rd spring section and the 4th elastic member 22 are installed, the 3rd baffle plate 15 and the 4th baffle plate 16 have been installed in the second cavity volume 12.When motor is in the low speed operating mode, outlet pipe 9 interior exhaust pressure are lower, the first body rear wall 24 moves towards the direction near the first baffle plate 13 and second baffle 14, the second body rear wall 26 moves towards the direction near the 3rd baffle plate 15 and the 4th baffle plate 16, the volume less of outlet pipe 9, pulse energy can take full advantage of, and engine charge pressure is higher, and the motor overall performance is more excellent; When motor is in high-speed working condition, outlet pipe 9 interior exhaust pressure are higher, the first body rear wall 24 moves towards the direction away from the first baffle plate 13 and second baffle 14, the second body rear wall 26 moves towards the direction away from the 3rd baffle plate 15 and the 4th baffle plate 16, the volume of outlet pipe 9 is relatively large, pumping loss is less, and the motor overall performance is more excellent.Therefore, the present invention can take into account the high and low rotating speed operating mode of motor preferably.
Claims (3)
1. exhaust pipe volume continuous adjustable turbo charge system, comprise: the first cylinder (1), the second cylinder (2), the 3rd cylinder (3), four-cylinder (4), first row gas branch pipe (5), second row gas branch pipe (6), the 3rd exhaust branch pipe (7), the 4th exhaust branch pipe (8), outlet pipe (9) and turbine (10), the first cylinder (1), the second cylinder (2), the 3rd cylinder (3), four-cylinder (4) is respectively by first row gas branch pipe (5), second row gas branch pipe (6), the 3rd exhaust branch pipe (7), the 4th exhaust branch pipe (8) is connected with outlet pipe (9), the outlet of outlet pipe (9) is connected with the entrance of turbine (10), characterized by further comprising: the first cavity volume (11), the second cavity volume (12), the first baffle plate (13), second baffle (14), the 3rd baffle plate (15), the 4th baffle plate (16), the first body (17), the second body (18), the first elastic member (19), the second elastic member (20), the 3rd elastic member (21), the 4th elastic member (22), first set body sidewall (23), the first body rear wall (24), the second cover body sidewall (25) and the second body rear wall (26), first set body sidewall (23) is fixedly connected with the first body rear wall (24), the second cover body sidewall (25) is fixedly connected with the second body rear wall (26), first set body sidewall (23) and the first body rear wall (24) consist of the first body (17), the second cover body sidewall (25) and the second body rear wall (26) consist of the second body (18), one opening end of the first cavity volume (11) is connected with a distolateral wall of outlet pipe (9), another opening end of the first cavity volume (11) stretches into the opening end of the first body (17), one opening end of the second cavity volume (12) is connected with the other end side wall surface of outlet pipe (9), another opening end of the second cavity volume (12) stretches into the opening end of the second body (18), the first baffle plate (13), second baffle (14) is installed in respectively the interior rear end of the first cavity volume (11) and is fixedly connected with the wall of the first cavity volume (11), the 3rd baffle plate (15), the 4th baffle plate (16) is installed in respectively the interior rear end of the second cavity volume (12) and is fixedly connected with the wall of the second cavity volume (12), the first baffle plate (13), second baffle (14) is respectively by the first elastic member (19), the second elastic member (20) is connected with the first body rear wall (24), the 3rd baffle plate (15), the 4th baffle plate (16) is respectively by the 3rd elastic member (21), the 4th elastic member (22) is connected with the second body rear wall (26), the first cavity volume (11), the second cavity volume (12), the first body (17) and the second body (18) are the uniform section pipe, the outer wall of the first cavity volume (11) contacts with the internal face sealing of first set body sidewall (23), and the outer wall of the second cavity volume (12) contacts with the internal face sealing of the second cover body sidewall (25).
2. exhaust pipe volume continuous adjustable turbo charge system according to claim 1, it is characterized in that described the first cavity volume (11), the second cavity volume (12), the first baffle plate (13), second baffle (14), the 3rd baffle plate (15), the 4th baffle plate (16), the first body (17) and the second body (18) are cuboid.
3. exhaust pipe volume continuous adjustable turbo charge system according to claim 2, it is characterized in that, described the first elastic member (19), the second elastic member (20), the 3rd elastic member (21), the 4th elastic member (22) are spring, and the axis of described the first elastic member (19), the second elastic member (20), the 3rd elastic member (21), the 4th elastic member (22) is parallel to each other and all the axis with described outlet pipe (9) is vertical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103350592A CN102383916B (en) | 2011-10-28 | 2011-10-28 | Turbocharging system with continuously adjustable volume of exhaust pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103350592A CN102383916B (en) | 2011-10-28 | 2011-10-28 | Turbocharging system with continuously adjustable volume of exhaust pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102383916A CN102383916A (en) | 2012-03-21 |
| CN102383916B true CN102383916B (en) | 2013-02-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103350592A Withdrawn - After Issue CN102383916B (en) | 2011-10-28 | 2011-10-28 | Turbocharging system with continuously adjustable volume of exhaust pipe |
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| Country | Link |
|---|---|
| CN (1) | CN102383916B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102733928A (en) * | 2012-06-27 | 2012-10-17 | 上海交通大学 | Mechanical device with in-pipe moving body capable of moving front and back |
| CN109435683A (en) * | 2018-10-31 | 2019-03-08 | 宁波中骏森驰汽车零部件股份有限公司 | A kind of automobile tail gate exhaust pipe |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1598265A (en) * | 2004-08-04 | 2005-03-23 | 湛江海洋大学 | Variable module type impulse sapercharging device of turbocharging diesel engine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59131724A (en) * | 1983-01-19 | 1984-07-28 | Nippon Denso Co Ltd | Variable volume surge tank |
| JP2007218174A (en) * | 2006-02-16 | 2007-08-30 | Toyota Motor Corp | Variable exhaust system |
-
2011
- 2011-10-28 CN CN2011103350592A patent/CN102383916B/en not_active Withdrawn - After Issue
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1598265A (en) * | 2004-08-04 | 2005-03-23 | 湛江海洋大学 | Variable module type impulse sapercharging device of turbocharging diesel engine |
Non-Patent Citations (2)
| Title |
|---|
| JP昭59-131724A 1984.07.28 |
| JP特开2007-218174A 2007.08.30 |
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| CN102383916A (en) | 2012-03-21 |
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Address after: 239000 No. 109 East Ma'anshan Road, Anhui, Chuzhou Patentee after: Chuzhou Duoli Automobile Technology Co.,Ltd. Address before: 239000 No. 109 East Ma'anshan Road, Anhui, Chuzhou Patentee before: CHUZHOU DASHI AUTO PARTS Co.,Ltd. |
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