CN105508026A - Mechanical air intake fluctuation adjusting mechanism - Google Patents
Mechanical air intake fluctuation adjusting mechanism Download PDFInfo
- Publication number
- CN105508026A CN105508026A CN201510964681.8A CN201510964681A CN105508026A CN 105508026 A CN105508026 A CN 105508026A CN 201510964681 A CN201510964681 A CN 201510964681A CN 105508026 A CN105508026 A CN 105508026A
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- China
- Prior art keywords
- centrifugal
- chamber
- arc plate
- running shaft
- shaft
- Prior art date
- 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
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- 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
- F02B27/00—Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues
- F02B27/02—Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means
- F02B27/0226—Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means characterised by the means generating the charging effect
- F02B27/0231—Movable ducts, walls or the like
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- 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
- F02B27/00—Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues
- F02B27/02—Use of kinetic or wave energy of charge in induction systems, or of combustion residues in exhaust systems, for improving quantity of charge or for increasing removal of combustion residues the systems having variable, i.e. adjustable, cross-sectional areas, chambers of variable volume, or like variable means
- F02B27/0294—Actuators or controllers therefor; Diagnosis; Calibration
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M35/00—Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for, or arranged on, internal-combustion engines
- F02M35/10—Air intakes; Induction systems
- F02M35/10242—Devices or means connected to or integrated into air intakes; Air intakes combined with other engine or vehicle parts
- F02M35/10301—Flexible, resilient, pivotally or movable parts; Membranes
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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
Abstract
The invention relates to a mechanical air intake fluctuation adjusting mechanism in the technical field of mechanical deign. The mechanical air intake fluctuation adjusting mechanism comprises two adjusting cavities, two rotary plates, a control body, a centrifugal shaft, a centrifugal cavity, a centrifugal body, a centrifugal spring, an arc plate and an elastic band, wherein the centrifugal cavity, the centrifugal body, the centrifugal spring, the arc plate and the elastic band are all arranged in the control body; one end of the centrifugal body is arranged in the centrifugal cavity and is connected with the centrifugal shaft by the centrifugal spring, the other end of the centrifugal body is of an arc structure and is in sealing contact with the arc plate; and the elastic band is arranged on the outer surface of the arc plate. When engine revolution speed is relatively high, the rotary plates rotate counterclockwise, and the total volume of an air inlet pipe is reduced; and when the engine revolution speed is relatively low, the rotary plates rotate clockwise, and the total volume of the air intake pipe is increased. The mechanical air intake fluctuation adjusting mechanism is reasonable in design, simple in structure and applicable to optimal design of variable air intake systems.
Description
Technical field
What the present invention relates to is a kind of mechanical type air inlet fluctuation controlling mechanism, particularly a kind of mechanical type air inlet fluctuation controlling mechanism being applicable to engine charge pipeline total measurement (volume) variable system of technical field of mechanical design.
Background technique
Present motor can be divided into naturally aspirated and supercharging type, and wherein supercharging type can be divided into again engine driven supercharging, turbosupercharging and up-to-date complex supercharge.Naturally aspirated does not have pressurized machine, and refer to that air arrives cylinder through air-strainer, closure, intake manifold merely, gasoline is injected directly in intake manifold by oil nozzle.For four cylinder engine, a piston makes a merit four strokes: descending (intake valve is opened, and there is pressure difference, and the mixed gas of air and fuel oil enters cylinder under the effect of pressure difference), up (IC Intake Valve Closes, compressed mixed gas, piston stroking upward is lighted a fire to during peak), it is descending again that (mixture combustion expands, promote piston externally to do work, outputting power), again up (exhaust valve is opened, exhaust).Naturally aspirated just refers in first stroke above, mixed gas carries out air-breathing by the pressure difference of self-assembling formation, and supercharging type just refers to first gas compression, improves pressure and the density of gas, when valve is opened time, the high pressure of depended on pressure difference and gas self is to increase air inflow, improves power.For naturally aspirated engine, variable intake manifold technology is comparatively general.Variable intake manifold, by changing the length of suction tude and sectional area, improves combustion efficiency, make motor when the slow-speed of revolution more steadily, moment of torsion is more sufficient, more smooth and easy during high rotating speed, power is more powerful.In ideal conditions, when speed operation, intake manifold volume is the bigger the better, and when high-speed working condition, intake manifold volume is the smaller the better, and like this at every speed, the charging efficiency of motor is all higher, and performance is all better.
Through existing literature search, find that number of patent application is 20142022823.6, name is called the patented technology of small displacement engine variable intake manifold, provides a kind of technology of exhaust pipe volume two-stage variable, but it can not suction tude volume reality continuous variable.
Summary of the invention
The present invention is directed to above-mentioned the deficiencies in the prior art, provide a kind of mechanical type air inlet fluctuation controlling mechanism, engine charge pipeline total measurement (volume) can be made to carry out self-control according to engine speed.
The present invention is achieved through the following technical solutions, the present invention includes front end airflow pipe, rear end suction tude, air filter, closure, motor, outlet pipe, catalyst converter, baffler, first regulates chamber, first swivel plate, control volume, tensile axis, stretching bar, centrifugal shaft, centrifugal chamber, centrifugal body, centrifugal spring, circular arc plate, elastic ribbon, swingle, first running shaft, second regulates chamber, second running shaft, chain, second swivel plate, the two ends of closure respectively with front end airflow pipe, rear end suction tude is connected, and the intake duct of motor is connected with rear end suction tude, and the air outlet flue of motor is connected with outlet pipe, and air filter is arranged on front end airflow pipe, catalyst converter, baffler is arranged on outlet pipe successively, first regulates chamber to be arranged on the lower wall surface of rear end suction tude, the internal cavity longitudinal section in the first adjustment chamber is arc-shaped, first running shaft is embedded on the wall in the first adjustment chamber, first swivel plate to be arranged in the first adjustment chamber and to be consolidated with the first running shaft, the wall and first of the first swivel plate regulates cavity wall face to seal and contacts, the external part of the first running shaft and one end of swingle are consolidated, second regulates chamber to be arranged on the upper wall surface of rear end suction tude, the internal cavity longitudinal section in the second adjustment chamber is arc-shaped, second running shaft is embedded on the wall in the second adjustment chamber, second swivel plate to be arranged in the second adjustment chamber and to be consolidated with the second running shaft, the wall and second of the second swivel plate regulates cavity wall face to seal and contacts, the external part of the second running shaft is connected by the external part of chain with the first running shaft, one end of the swingle the other end and stretching bar is hinged, the other end of stretching bar and one end of tensile axis are consolidated, the other end of tensile axis and the upper end circular arc plate of control volume inside are consolidated, one end of centrifugal shaft is through being embedded on the rear wall of control volume behind the antetheca center of control volume, centrifugal chamber, centrifugal body, centrifugal spring, circular arc plate, elastic ribbon is arranged in control volume, centrifugal chamber and centrifugal shaft are consolidated, one end of centrifugal body to be arranged in centrifugal chamber and to be connected with centrifugal shaft by centrifugal spring, the other end of centrifugal body is arc structure, the other end of centrifugal body seals with circular arc plate and contacts, elastic ribbon is arranged in the outer surface of circular arc plate, and the other end of centrifugal shaft is connected with the bent axle of motor by chain.
Further, the cross section of control volume internal cavity is circular in the present invention, centrifugal chamber, circular arc plate are array-type and arrange in control volume, the number of circular arc plate is more than or equal to the number of centrifugal chamber, gap width between circular arc plate is less than the cross-sectional width of centrifugal body, the flexible structure of steel wire of elastic ribbon inner band.
Compared with prior art, the present invention has following beneficial effect and is: the present invention is reasonable in design, and structure is simple; Air inlet pipeline total measurement (volume) can carry out continuously adjustabe according to engine speed, thus takes into account the various operating conditionss of motor.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention;
Fig. 2 is the sectional arrangement drawing of rear end suction tude in the present invention;
Fig. 3 is the structural representation of A-A section in Fig. 2;
Fig. 4 is the sectional drawing of control volume in the present invention;
Fig. 5 is the structural representation of B-B section in Fig. 4;
Fig. 6 is the structural representation of C-C section in Fig. 5;
Wherein: 1, front end airflow pipe, 2, rear end suction tude, 3, air filter, 4, closure, 5, motor, 6, outlet pipe, 7, catalyst converter, 8, baffler, 9, first regulates chamber, 10, the first swivel plate, 11, control volume, 12, tensile axis, 13, stretching bar, 14, centrifugal shaft, 15, centrifugal chamber, 16, centrifugal body, 17, centrifugal spring, 18, circular arc plate, 19, elastic ribbon, 20, swingle, 21, the first running shaft, 22, second regulates chamber, the 23, second running shaft, 24, chain, the 25, second swivel 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 6, the present invention includes front end airflow pipe 1, rear end suction tude 2, air filter 3, closure 4, motor 5, outlet pipe 6, catalyst converter 7, baffler 8, first regulates chamber 9, first swivel plate 10, control volume 11, tensile axis 12, stretching bar 13, centrifugal shaft 14, centrifugal chamber 15, centrifugal body 16, centrifugal spring 17, circular arc plate 18, elastic ribbon 19, swingle 20, first running shaft 21, second regulates chamber 22, second running shaft 23, chain 24, second swivel plate 25, the two ends of closure 4 respectively with front end airflow pipe 1, rear end suction tude 2 is connected, and the intake duct of motor 5 is connected with rear end suction tude 2, and the air outlet flue of motor 5 is connected with outlet pipe 6, and air filter 3 is arranged on front end airflow pipe 1, catalyst converter 7, baffler 8 is arranged on outlet pipe 6 successively, first regulates chamber 9 to be arranged on the lower wall surface of rear end suction tude 2, the internal cavity longitudinal section in the first adjustment chamber 9 is arc-shaped, first running shaft 21 is embedded on the wall in the first adjustment chamber 9, first swivel plate 10 to be arranged in the first adjustment chamber 9 and to be consolidated with the first running shaft 21, the wall and first of the first swivel plate 10 regulates chamber 9 internal face to seal and contacts, the external part of the first running shaft 21 and one end of swingle 20 are consolidated, second regulates chamber 22 to be arranged on the upper wall surface of rear end suction tude 2, the internal cavity longitudinal section in the second adjustment chamber 22 is arc-shaped, second running shaft 23 is embedded on the wall in the second adjustment chamber 22, second swivel plate 25 to be arranged in the second adjustment chamber 22 and to be consolidated with the second running shaft 23, the wall and second of the second swivel plate 25 regulates chamber 22 internal face to seal and contacts, the external part of the second running shaft 23 is connected by the external part of chain 24 with the first running shaft 21, one end of swingle 20 the other end and stretching bar 13 is hinged, the other end of stretching bar 13 and one end of tensile axis 12 are consolidated, the other end of tensile axis 12 and the upper end circular arc plate 18 of control volume 11 inside are consolidated, one end of centrifugal shaft 14 is through being embedded on the rear wall of control volume 11 behind the antetheca center of control volume 11, centrifugal chamber 15, centrifugal body 16, centrifugal spring 17, circular arc plate 18, elastic ribbon 19 is arranged in control volume 11, centrifugal chamber 15 and centrifugal shaft 14 are consolidated, one end of centrifugal body 16 to be arranged in centrifugal chamber 15 and to be connected with centrifugal shaft 14 by centrifugal spring 17, the other end of centrifugal body 16 is arc structure, the other end of centrifugal body 16 seals with circular arc plate 18 and contacts, elastic ribbon 19 is arranged in the outer surface of circular arc plate 18, and the other end of centrifugal shaft 14 is connected by the bent axle of chain with motor 4, the cross section of control volume 11 internal cavity is circular, centrifugal chamber 15, circular arc plate 18 are array-type and arrange in control volume 11, the number of circular arc plate 18 is more than or equal to the number of centrifugal chamber 15, gap width between circular arc plate 18 is less than the cross-sectional width of centrifugal body 16, the flexible structure of steel wire of elastic ribbon 19 inner band.
In working procedure of the present invention, when the engine rotational speed is increased, the rotating speed of centrifugal shaft 14 also increases, centrifugal body 16 centrifugal force in rotary course be arranged in centrifugal chamber 15 increases, centrifugal body 16 synchronously outwards moves and the centrifugal spring 17 that stretches, the upper end circular arc plate 18 be arranged in control volume 11 moves up after being subject to the effect of the centrifugal force of centrifugal body 16, move on tensile axis 12 is also synchronous, tensile axis 12 drives on stretching bar 13 and moves, thus make swingle 20, first running shaft 21, first swivel plate 10, second running shaft 23, chain 24, second swivel plate 25 is rotated counterclockwise together, engine charge pipeline total measurement (volume) diminishes, engine charge is smooth and easy, when engine speed is lower, the rotating speed of centrifugal shaft 14 is also lower, under the effect of centrifugal spring 17, elastic ribbon 19, centrifugal body 16 synchronously moves inward, the upper end circular arc plate 18 be arranged in control volume 11 moves down, tensile axis 12 also synchronously moves down, tensile axis 12 drives stretching bar 13 to move down, thus make swingle 20, first running shaft 21, first swivel plate 10, the second running shaft 23, chain 24, second swivel plate 25 turn clockwise together, engine charge pipeline total measurement (volume) diminishes, and the charging efficiency of motor is all higher.
Claims (2)
1. a mechanical type air inlet fluctuation controlling mechanism, comprise front end airflow pipe (1), rear end suction tude (2), air filter (3), closure (4), motor (5), outlet pipe (6), catalyst converter (7), baffler (8), the two ends of closure (4) respectively with front end airflow pipe (1), rear end suction tude (2) is connected, the intake duct of motor (5) is connected with rear end suction tude (2), the air outlet flue of motor (5) is connected with outlet pipe (6), air filter (3) is arranged on front end airflow pipe (1), catalyst converter (7), baffler (8) is arranged on outlet pipe (6) successively, it is characterized in that, also comprise the first adjustment chamber (9), first swivel plate (10), control volume (11), tensile axis (12), stretching bar (13), centrifugal shaft (14), centrifugal chamber (15), centrifugal body (16), centrifugal spring (17), circular arc plate (18), elastic ribbon (19), swingle (20), first running shaft (21), second regulates chamber (22), second running shaft (23), chain (24), second swivel plate (25), first regulates chamber (9) to be arranged on the lower wall surface of rear end suction tude (2), the internal cavity longitudinal section of the first adjustment chamber (9) is arc-shaped, first running shaft (21) is embedded on the wall in the first adjustment chamber (9), first swivel plate (10) to be arranged in the first adjustment chamber (9) and to be consolidated with the first running shaft (21), the wall and first of the first swivel plate (10) regulates chamber (9) internal face to seal and contacts, the external part of the first running shaft (21) and one end of swingle (20) are consolidated, second regulates chamber (22) to be arranged on the upper wall surface of rear end suction tude (2), the internal cavity longitudinal section of the second adjustment chamber (22) is arc-shaped, second running shaft (23) is embedded on the wall in the second adjustment chamber (22), second swivel plate (25) to be arranged in the second adjustment chamber (22) and to be consolidated with the second running shaft (23), the wall and second of the second swivel plate (25) regulates chamber (22) internal face to seal and contacts, the external part of the second running shaft (23) is connected by the external part of chain (24) with the first running shaft (21), one end of swingle (20) the other end and stretching bar (13) is hinged, the other end of stretching bar (13) and one end of tensile axis (12) are consolidated, the upper end circular arc plate (18) of the other end of tensile axis (12) and control volume (11) inside is consolidated, one end of centrifugal shaft (14) is through being embedded on the rear wall of control volume (11) behind the antetheca center of control volume (11), centrifugal chamber (15), centrifugal body (16), centrifugal spring (17), circular arc plate (18), elastic ribbon (19) is arranged in control volume (11), centrifugal chamber (15) and centrifugal shaft (14) are consolidated, one end of centrifugal body (16) is arranged in centrifugal chamber (15) and is also connected with centrifugal shaft (14) by centrifugal spring (17), the other end of centrifugal body (16) is arc structure, the other end of centrifugal body (16) seals with circular arc plate (18) and contacts, elastic ribbon (19) is arranged in the outer surface of circular arc plate (18), the other end of centrifugal shaft (14) is connected by the bent axle of chain with motor (4).
2. mechanical type air inlet fluctuation controlling mechanism according to claim 1, it is characterized in that the cross section of control volume (11) internal cavity is for circular, centrifugal chamber (15), circular arc plate (18) are array-type and arrange in control volume (11), the number of circular arc plate (18) is more than or equal to the number of centrifugal chamber (15), gap width between circular arc plate (18) is less than the cross-sectional width of centrifugal body (16), the flexible structure of steel wire of elastic ribbon (19) inner band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510964681.8A CN105508026A (en) | 2015-12-19 | 2015-12-19 | Mechanical air intake fluctuation adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510964681.8A CN105508026A (en) | 2015-12-19 | 2015-12-19 | Mechanical air intake fluctuation adjusting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105508026A true CN105508026A (en) | 2016-04-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510964681.8A Pending CN105508026A (en) | 2015-12-19 | 2015-12-19 | Mechanical air intake fluctuation adjusting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105508026A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952524A (en) * | 2016-05-31 | 2016-09-21 | 上海交通大学 | Mechanical arc volume adjusting device |
| CN106050489A (en) * | 2016-05-31 | 2016-10-26 | 上海交通大学 | Double-fan-engine air inlet adjusting device |
| CN106089516A (en) * | 2016-05-31 | 2016-11-09 | 上海交通大学 | Motor head pipeline controlling organization |
-
2015
- 2015-12-19 CN CN201510964681.8A patent/CN105508026A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105952524A (en) * | 2016-05-31 | 2016-09-21 | 上海交通大学 | Mechanical arc volume adjusting device |
| CN106050489A (en) * | 2016-05-31 | 2016-10-26 | 上海交通大学 | Double-fan-engine air inlet adjusting device |
| CN106089516A (en) * | 2016-05-31 | 2016-11-09 | 上海交通大学 | Motor head pipeline controlling organization |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20160420 |