CN104847440A - Pipeline communicated type multicomponent linkage system - Google Patents
Pipeline communicated type multicomponent linkage system Download PDFInfo
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- CN104847440A CN104847440A CN201510270049.3A CN201510270049A CN104847440A CN 104847440 A CN104847440 A CN 104847440A CN 201510270049 A CN201510270049 A CN 201510270049A CN 104847440 A CN104847440 A CN 104847440A
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- intake valve
- control chamber
- shifting board
- exhaust pipe
- stage casing
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Abstract
The invention relates to a pipeline communicated type multicomponent linkage system and belongs to the technical field of machinery design. The system comprises an intake valve, control cavities, a rotating shaft, a rotating rod, a stretching rod, springs, a moving body, moving plates and connecting pipes. Four cavities are arranged inside the rotating shaft, four ribs are arranged in the middle section of the intake valve, slope structures of the moving body, the first moving plate and the second moving plate are matched with one another, one end of the rotating rod is hinged to one end of the stretching rod, one end of the first connecting pipe is communicated with a lower cavity of the second control cavity, the other end of the first connecting pipe is communicated with an engine exhaust pipe, one end of the second connecting pipe is communicated with an upper cavity of the second control cavity, and the other end of the second connecting pipe is communicated with an turbine exhaust pipe. When pressure in the control cavities is high, the middle section of the intake valve rotates clockwise, valve lift is increased, and engine air intake is increased. The system is rational in design, simple in structure and applicable to design of continuously variable intake valve lift systems.
Description
Technical field
The invention belongs to technical field of internal combustion engines, specifically, is a kind ofly can realize the pipeline connection type multi-part linked system of intake valve lift continuous changeable by pneumatic principle.
Background technique
Traditional petrolic valve lift is fixing immutable, and namely the cam profile of camshaft only has one, and this just causes this lift can not make motor all obtain good response in high velocity and low velocity zone.The valve lift of conventional gasoline machine motor and design of cam contour line select the balance of motor under full working scope, consequently motor both can not get best high speed efficiency, also can not get best low speed torque, but best balanced performance under obtaining full working scope.The employing of lift range variable, makes motor can be met the valve lift of demand in high velocity and low velocity zone, thus improves high engine speeds power and low speed torque.
Through finding the retrieval of prior art document, China Patent No. application number 200910190522.1, patent name: a kind of hydraulic valve mechanism of lift range variable, this patented technology provides a kind of device of variable valve lift, can take into account the high and low rotating speed operating mode of motor preferably.But its design needs special control structure, whole system complex structure.
Summary of the invention
In order to overcome the shortcoming of prior art, the invention provides a kind of pipeline connection type multi-part linked system, the continuous variable of intake valve lift can be realized.
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, cylinder body, cylinder cap, engine exhaust pipe, turbine, turbine exhaust pipe, catalysis bag, exhaust valve, intake valve hypomere, intake valve stage casing, intake valve epimere, first control chamber, running shaft, swingle, stretching bar, second control chamber, first spring, moving body, first shifting board, second shifting board, second spring, 3rd spring, first connecting tube, second connecting tube, the air inlet/outlet of gas compressor respectively with compressor air inlet machine pipe, engine air inlet tube is connected, the air inlet/outlet of turbine respectively with engine exhaust pipe, turbine exhaust pipe is connected, engine air inlet tube, engine exhaust pipe is all connected with cylinder body, and cylinder cap is arranged on cylinder body, and exhaust valve is arranged on cylinder cap, and catalysis bag is arranged on turbine exhaust pipe, intake valve hypomere, intake valve stage casing is consolidated, and top, intake valve stage casing is with outside thread, and intake valve epimere inner band is fluted and with internal thread on groove, the top in intake valve stage casing is linked together by worm structure and intake valve epimere, intake valve epimere, first control chamber is arranged in cylinder cap, running shaft is arranged on the axis of the first control chamber, one end of swingle to be arranged in the first control chamber and to be consolidated with running shaft, intake valve stage casing is passed in running shaft, interior of rotating shaft is with four cavitys, intake valve stage casing is with four ribs, and four ribs in intake valve stage casing are arranged in four cavitys of running shaft, moving body, first shifting board, second shifting board is arranged in the second control chamber, the lower wall surface of moving body with ramp structure, the first shifting board, the upper wall surface of the second shifting board also with ramp structure, moving body, first shifting board, the ramp structure of the second shifting board cooperatively interacts, and the upper wall surface of moving body is connected by the upper wall surface of the first spring with the second control chamber, the first shifting board, second shifting board is respectively by the second spring, the right wall of the 3rd spring and the second control chamber, left wall is connected, the other end of swingle and one end of stretching bar hinged, the other end of stretching bar is consolidated with the lower wall surface of moving body through after the lower wall surface of the second control chamber, one end of first connecting tube is connected with the lower cavity of the second control chamber, the other end of the first connecting tube is connected with engine exhaust pipe, one end of second connecting tube is connected with the upper chamber of the second control chamber, and the other end of the second connecting tube is connected with turbine exhaust pipe.
Further, in the present invention, the internal cavity cross section of the first control chamber is circular, and the internal cavity cross section of the second control chamber is rectangular.
The invention has the beneficial effects as follows: the present invention is reasonable in design, structure is simple, can realize the continuous variable of valve lift; Less in speed operation intake valve lift, larger in high-speed working condition intake valve lift.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the cross-sectional view of control chamber 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. 2;
Fig. 5 is the structural representation of C-C section in Fig. 2;
Label in accompanying drawing is respectively: 1, compressor air inlet machine pipe, 2, gas compressor, 3, engine air inlet tube, 4, cylinder body, 5, cylinder cap, 6, engine exhaust pipe, 7, turbine, 8, turbine exhaust pipe, 9, catalysis bag, 10, exhaust valve, 11, intake valve hypomere, 12, intake valve stage casing, 13, intake valve epimere, 14, first control chamber, 15, running shaft, 16, swingle, 17, stretching bar, 18, second control chamber, 19, first spring, 20, moving body, 21, first shifting board, 22, second shifting board, 23, second spring, 24, 3rd spring, 25, first connecting tube, 26, second 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 compressor air inlet machine pipe 1, gas compressor 2, engine air inlet tube 3, cylinder body 4, cylinder cap 5, engine exhaust pipe 6, turbine 7, turbine exhaust pipe 8, catalysis bag 9, exhaust valve 10, intake valve hypomere 11, intake valve stage casing 12, intake valve epimere 13, first control chamber 14, running shaft 15, swingle 16, stretching bar 17, second control chamber 18, first spring 19, moving body 20, first shifting board 21, second shifting board 22, second spring 23, 3rd spring 24, first connecting tube 25, second connecting tube 26, the air inlet/outlet of gas compressor 2 respectively with compressor air inlet machine pipe 1, engine air inlet tube 3 is connected, the air inlet/outlet of turbine 7 respectively with engine exhaust pipe 6, turbine exhaust pipe 8 is connected, engine air inlet tube 3, engine exhaust pipe 6 is all connected with cylinder body 4, and cylinder cap 5 is arranged on cylinder body 4, and exhaust valve 10 is arranged on cylinder cap 5, and catalysis bag 9 is arranged on turbine exhaust pipe 8, intake valve hypomere 11, intake valve stage casing 12 is consolidated, top, intake valve stage casing 12 is with outside thread, intake valve epimere 13 inner band is fluted and with internal thread on groove, the top in intake valve stage casing 12 is linked together by worm structure and intake valve epimere 13, intake valve epimere 13, first control chamber 14 is arranged in cylinder cap 5, running shaft 15 is arranged on the axis of the first control chamber 14, one end of swingle 16 to be arranged in the first control chamber 14 and to be consolidated with running shaft 15, intake valve stage casing 12 is passed in running shaft 15, running shaft 15 inside is with four cavitys, intake valve stage casing 12 is with four ribs, and four ribs in intake valve stage casing 12 are arranged in four cavitys of running shaft 15, moving body 20, first shifting board 21, second shifting board 22 is arranged in the second control chamber 18, the lower wall surface of moving body 20 with ramp structure, the first shifting board 21, the upper wall surface of the second shifting board 22 also with ramp structure, moving body 20, first shifting board 21, the ramp structure of the second shifting board 22 cooperatively interacts, and the upper wall surface of moving body 20 is connected by the upper wall surface of the first spring 19 with the second control chamber 18, the first shifting board 21, second shifting board 22 is respectively by the second spring 23, the right wall of the 3rd spring 24 and the second control chamber 18, left wall is connected, the other end of swingle 16 and one end of stretching bar 17 hinged, the other end of stretching bar 17 is consolidated with the lower wall surface of moving body 20 through after the lower wall surface of the second control chamber 18, one end of first connecting tube 25 is connected with the lower cavity of the second control chamber 18, the other end of the first connecting tube 25 is connected with engine exhaust pipe 5, one end of second connecting tube 26 is connected with the second control chamber 18 upper chamber, and the other end of the second connecting tube 26 is connected with turbine exhaust pipe 8, the internal cavity cross section of the first control chamber 14 is circular, and the internal cavity cross section of the second control chamber 18 is rectangular.
In the present invention, running shaft 15 inside is with four cavitys, and intake valve stage casing 12 is with four ribs, and four ribs in intake valve stage casing 12 are arranged in four cavitys of running shaft 15, such intake valve stage casing 12 both can move up and down, and also can rotate together with running shaft 15; Moving body 20 can move up and down in the second control chamber 18, and the first shifting board 21, second shifting board 22 can move left and right in the second control chamber 18.When pressure reduction between engine exhaust pipe 5, turbine exhaust pipe 8 is larger, first shifting board 21, second shifting board 22 moves left to the right respectively and promotes moving body 20 and moves up, stretching bar 17 also synchronously moves up, stretching bar 17 pulls swingle 16, running shaft 15 turns clockwise together, running shaft 15 drives intake valve stage casing 12 also to turn clockwise, intake valve lift becomes large, and engine charge quantitative change is large.When pressure reduction between engine exhaust pipe 5, turbine exhaust pipe 8 is less, under the effect of the first spring 19, second spring 23, the 3rd spring 24, first shifting board 21, second shifting board 22 moves left and right respectively mutually, moving body 20 moves down, stretching bar 17 pulls swingle 16, running shaft 15 is rotated counterclockwise together, running shaft 15 drives intake valve stage casing 12 to be rotated counterclockwise, and intake valve lift diminishes.
Claims (2)
1. a pipeline connection type multi-part linked system, comprises compressor air inlet machine pipe (1), gas compressor (2), engine air inlet tube (3), cylinder body (4), cylinder cap (5), engine exhaust pipe (6), turbine (7), turbine exhaust pipe (8), catalysis bag (9), exhaust valve (10), the air inlet/outlet of gas compressor (2) respectively with compressor air inlet machine pipe (1), engine air inlet tube (3) is connected, the air inlet/outlet of turbine (7) respectively with engine exhaust pipe (6), turbine exhaust pipe (8) is connected, engine air inlet tube (3), engine exhaust pipe (6) is all connected with cylinder body (4), cylinder cap (5) is arranged on cylinder body (4), exhaust valve (10) is arranged on cylinder cap (5), catalysis bag (9) is arranged on turbine exhaust pipe (8), it is characterized in that, also comprise intake valve hypomere (11), intake valve stage casing (12), intake valve epimere (13), first control chamber (14), running shaft (15), swingle (16), stretching bar (17), second control chamber (18), first spring (19), moving body (20), first shifting board (21), second shifting board (22), second spring (23), 3rd spring (24), first connecting tube (25), second connecting tube (26), intake valve hypomere (11), intake valve stage casing (12) is consolidated, intake valve stage casing (12) top is with outside thread, intake valve epimere (13) inner band is fluted and with internal thread on groove, the top in intake valve stage casing (12) is linked together by worm structure and intake valve epimere (13), intake valve epimere (13), first control chamber (14) is arranged in cylinder cap (5), running shaft (15) is arranged on the axis of the first control chamber (14), one end of swingle (16) to be arranged in the first control chamber (14) and to be consolidated with running shaft (15), intake valve stage casing (12) is passed in running shaft (15), running shaft (15) is inner with four cavitys, intake valve stage casing (12) is with four ribs, four ribs in intake valve stage casing (12) are arranged in four cavitys of running shaft (15), moving body (20), first shifting board (21), second shifting board (22) is arranged in the second control chamber (18), the lower wall surface of moving body (20) with ramp structure, the first shifting board (21), the upper wall surface of the second shifting board (22) also with ramp structure, moving body (20), first shifting board (21), the ramp structure of the second shifting board (22) cooperatively interacts, and the upper wall surface of moving body (20) is connected by the upper wall surface of the first spring (19) with the second control chamber (18), the first shifting board (21), second shifting board (22) is respectively by the second spring (23), the right wall of the 3rd spring (24) and the second control chamber (18), left wall is connected, the other end of swingle (16) and one end of stretching bar (17) hinged, the other end of stretching bar (17) is consolidated with the lower wall surface of moving body (20) through after the lower wall surface of the second control chamber (18), one end of first connecting tube (25) is connected with the lower cavity of the second control chamber (18), the other end of the first connecting tube (25) is connected with engine exhaust pipe (5), one end of second connecting tube (26) is connected with the upper chamber of the second control chamber (18), and the other end of the second connecting tube (26) is connected with turbine exhaust pipe (8).
2. pipeline connection type multi-part linked system according to claim 1, is characterized in that, the internal cavity cross section of described first control chamber (14) is circular, and the internal cavity cross section of the second control chamber (18) is rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510270049.3A CN104847440A (en) | 2015-05-24 | 2015-05-24 | Pipeline communicated type multicomponent linkage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510270049.3A CN104847440A (en) | 2015-05-24 | 2015-05-24 | Pipeline communicated type multicomponent linkage system |
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| Publication Number | Publication Date |
|---|---|
| CN104847440A true CN104847440A (en) | 2015-08-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510270049.3A Pending CN104847440A (en) | 2015-05-24 | 2015-05-24 | Pipeline communicated type multicomponent linkage system |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102926833A (en) * | 2012-10-12 | 2013-02-13 | 上海交通大学 | Mechanical type lever proportion regulating mechanism |
| CN102953777A (en) * | 2012-10-24 | 2013-03-06 | 上海交通大学 | Inlet pressure control type camshaft device |
| CN102966403A (en) * | 2012-11-12 | 2013-03-13 | 上海交通大学 | Device for adjusting lift of intake valve of supercharged engine |
| CN103541824A (en) * | 2013-09-24 | 2014-01-29 | 上海交通大学 | Pressure unbalanced type valve body lifting adjusting mechanism |
| CN104358612A (en) * | 2014-12-07 | 2015-02-18 | 王春海 | Pipeline expansion mechanism |
| CN104564313A (en) * | 2015-01-26 | 2015-04-29 | 上海交通大学 | Hinge type throat adjusting system |
-
2015
- 2015-05-24 CN CN201510270049.3A patent/CN104847440A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102926833A (en) * | 2012-10-12 | 2013-02-13 | 上海交通大学 | Mechanical type lever proportion regulating mechanism |
| CN102953777A (en) * | 2012-10-24 | 2013-03-06 | 上海交通大学 | Inlet pressure control type camshaft device |
| CN102966403A (en) * | 2012-11-12 | 2013-03-13 | 上海交通大学 | Device for adjusting lift of intake valve of supercharged engine |
| CN103541824A (en) * | 2013-09-24 | 2014-01-29 | 上海交通大学 | Pressure unbalanced type valve body lifting adjusting mechanism |
| CN104358612A (en) * | 2014-12-07 | 2015-02-18 | 王春海 | Pipeline expansion mechanism |
| CN104564313A (en) * | 2015-01-26 | 2015-04-29 | 上海交通大学 | Hinge type throat adjusting system |
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Application publication date: 20150819 |