CN103670835A - Ultrasonic-wave gas inlet passage for gasoline engine - Google Patents
Ultrasonic-wave gas inlet passage for gasoline engine Download PDFInfo
- Publication number
- CN103670835A CN103670835A CN201310694890.6A CN201310694890A CN103670835A CN 103670835 A CN103670835 A CN 103670835A CN 201310694890 A CN201310694890 A CN 201310694890A CN 103670835 A CN103670835 A CN 103670835A
- Authority
- CN
- China
- Prior art keywords
- petrol engine
- cavity
- fuel oil
- carburetor
- ultrasound
- 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.)
- Granted
Links
Images
Landscapes
- Characterised By The Charging Evacuation (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The invention discloses an ultrasonic-wave gas inlet passage for a gasoline engine. The ultrasonic-wave gas inlet passage comprises a gas passage connected with the gasoline engine and a carburetor or electronic control fuel injection system arranged in the gas passage. A cavity with an opening is formed in the narrow position between the downstream of a fuel oil injection port of the carburetor or electronic control fuel injection system in the gas passage and a gas inlet of the gasoline engine, and the opening of the cavity faces inlet gas flow. According to the ultrasonic-wave gas inlet passage, the cavity is formed in the ultrasonic-wave gas inlet passage, when the inlet gas flow of the gasoline engine passes through the gas passage, the opening of the cavity is impacted at the high speed, sound waves even ultrasonic waves are generated in the cavity, the sound waves (ultrasonic waves) are transmitted and reflected inside communication components such as the gas passage and the gasoline engine, fuel oil atomization and fuel oil vaporization are promoted, mixing and burning of the fuel oil and air are strengthened, lean burning and supplemental burning of the gasoline engine are facilitated, the air-fuel ratio is improved, the burning temperature is reduced, harmful waste gas discharging is reduced, the design compression ratio is improved, the efficiency of an engine under the partial loads is improved, energy conservation and environment protection are achieved, starting is easily achieved, and the maximum power is improved.
Description
Technical field
The present invention relates to a kind of ultrasound intake duct for petrol engine.
Background technique
Existing petrol engine, the atomization badness of Fuel air mixing device (Carburetor or electric control fuel oil jet system etc.) to fuel oil, outlet port is unfavorable for clean-burning major diameter oil droplet in addition in a large number.Its gas-entered passageway does not use the structure of fluid mechanics optimization airflow motor pattern, and fuel droplet is with air substantially for synchronizeing laminar flow, and relative velocity is very low, further atomization and gasified fuel.Therefore, existing petrol engine combustion is difficult to fully, and carbon monoxide in waste gas, hydrocarbons content are higher.And, due to air inlet atomization and gasified fuel bad, existing petrol engine can only air fuel ratio be near or below theoretical value compared with narrow range in turn round, combustion temperature is higher, so generate a large amount of nitrogen oxide, befouling environment.Also caused existing petrol engine design compression ratio to be difficult to promote, the thermal efficiency is lower simultaneously, and oil consumption is higher.
Existing petrol engine is processed carbon monoxide in waste gas, problem that hydrocarbons content is higher, is to take catalyst converter to carry out catalytic oxidation.Owing to containing valuable rare metal in catalyst converter structure, so user cost raising, and its working life is also shorter, is unfavorable for applying.
The patent of invention " highly-efficient energy-saving environmental-friendly combustion engine " that is CN101787943 at the publication number of first to file discloses a kind of Structure of Internal-Combustion Engine, in this patent, disclosed elasticity spoiler and accelerating tube can produce (surpassing) sound wave in air-flow, impel fuel-oil atmozation vaporization, strengthen the mixing and burning of fuel oil and air, effectively improve the efficiency of internal-combustion engine.
Summary of the invention
The object of this invention is to provide another kind of (surpassing) the sound wave structure that generates in intake duct, a kind of ultrasound intake duct for petrol engine, can in intake duct, generate (surpassing) sound wave equally, impel fuel-oil atmozation vaporization, strengthen the mixing and burning of fuel oil and air, be conducive to the lean combustion of petrol engine and strengening burning, raising air fuel ratio, reduce combustion temperature, reduce harmful exhaust discharge, improve design compression ratio, improve the efficiency under engine section load, energy-conserving and environment-protective, are easy to start, and increase peak output.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of ultrasound intake duct for petrol engine, comprise the air flue that is connected with petrol engine, be arranged on Carburetor or electric control fuel oil jet system in air flue, Carburetor in described air flue or electric control fuel oil jet system jet downstream, and stenosis is provided with the cavity with opening between petrol engine air admission mouth, the opening of described cavity is facing to charge air flow.When the charge air flow of petrol engine is passed through intake duct, high speed impact cavity hatch, in cavity, generate even ultrasound of sound wave, (surpassing), sound wave was in communication means internal communication and reflections such as intake duct, petrol engine, impel fuel-oil atmozation vaporization, strengthen the mixing and burning of fuel oil and air, be conducive to the lean combustion of petrol engine and strengening burning, raising air fuel ratio, reduce combustion temperature, reduce harmful exhaust discharge, improve design compression ratio, improve the efficiency under engine section load, energy-conserving and environment-protective, be easy to start, increase peak output.
As the further improvement of technique scheme, the Carburetor in described air flue or electric control fuel oil jet system jet downstream, and between petrol engine air admission mouth, stenosis is around Carburetor plunger.
As the further improvement of technique scheme, the Carburetor in described air flue or electric control fuel oil jet system jet downstream, and between petrol engine air admission mouth, stenosis is around closure.
As the further improvement of technique scheme, the Carburetor in described air flue or electric control fuel oil jet system jet downstream, and between petrol engine air admission mouth, stenosis is around jet.
As the further improvement of technique scheme, the Carburetor in described air flue or electric control fuel oil jet system jet downstream, and between petrol engine air admission mouth, stenosis is around intake valve.
As the further improvement of technique scheme, Open Side Down tilts for described cavity, avoids cavity inner product oil.
As the further improvement of technique scheme, the opening of described cavity is towards petrol engine air admission mouth, and (surpassing) sound wave generating in cavity is more easily exported and entered into petrol engine inside by air flue.
As the further improvement of technique scheme, the degree of depth of described cavity is 2 ~ 50mm.
As the further improvement of technique scheme, described inside cavity sectional area is not less than the area of opening, makes the inside and outside width of cavity unanimously or inner wide and outer narrow, is conducive to generate (surpassing) sound wave.
As the further improvement of technique scheme, in described air flue, be provided with more than one cavity, the effect that a plurality of cavitys are set is better.
As the further improvement of technique scheme, cavity is a part for air flue tube wall preferably, and in addition, cavity can also be the container that is communicated with air flue inwall.
The invention has the beneficial effects as follows:
In ultrasound intake duct for petrol engine of the present invention, be provided with cavity, when the charge air flow of petrol engine is passed through intake duct, high speed impact cavity hatch, in cavity, generate even ultrasound of sound wave, (surpassing), sound wave was at intake duct, communication means internal communication and the reflections such as petrol engine, impel fuel-oil atmozation vaporization, strengthen the mixing and burning of fuel oil and air, be conducive to lean combustion and the strengening burning of petrol engine, improve air fuel ratio, reduce combustion temperature, reduce harmful exhaust discharge, improve design compression ratio, improve the efficiency under engine section load, energy-conserving and environment-protective, be easy to start, increase peak output.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is the structural representation of first embodiment of the invention;
Fig. 2 is that in Fig. 1, cavity generates (surpassing) sound wave propagation schematic diagram;
Fig. 3 is the structural representation of second embodiment of the invention;
Fig. 4 is that in Fig. 3, cavity generates (surpassing) sound wave propagation schematic diagram.
Embodiment
Embodiment one:
With reference to Fig. 1, the first embodiment provided by the invention, a kind of ultrasound intake duct for petrol engine, comprise air flue 1, air flue 1 is connected with petrol engine air admission mouth, is provided with closure 2 in air flue 1, closure 2 is provided with a plurality of cavitys 4 around, as shown in the figure, cavity 4 be arranged on closure 2 and closure 2 air flue 1 inwall around on, the opening of cavity 4 is facing to charge air flow.
Embodiment two:
With reference to Fig. 3, the second embodiment provided by the invention, comprises air flue 1, air flue 1 is connected with petrol engine air admission mouth, in air flue 1, is provided with Carburetor, and the plunger 3 of described Carburetor is provided with cavity 4 around, as shown in the figure, cavity 4 is arranged on plunger 3, and the opening of cavity 4 is facing to charge air flow.
In addition the jet that, cavity 4 can also be arranged on electric control fuel oil jet system is around or around petrol engine air admission door.
Further, thereby affect it for fear of cavity 4 inner products oil, normally work, Open Side Down tilts for above-mentioned cavity 4, and the oil droplet that enters cavity 4 is automatically flowed out under the effect of gravity.
Further, the opening of above-mentioned cavity 4, preferably towards petrol engine air admission mouth, makes (surpassing) sound wave of cavity 4 interior generations more easily enter into petrol engine inside.
Preferably, the degree of depth of above-mentioned cavity 4 is 2 ~ 50mm.
Preferably, the long-pending area that is not less than opening of above-mentioned cavity 4 inner section, makes the inside and outside width of cavity 4 unanimously or inner wide and outer narrow, is conducive to generate (surpassing) sound wave.
With reference to Fig. 2, Fig. 4, when the charge air flow of petrol engine is passed through air flue 1, high speed impact cavity 4 openings, make even ultrasound of the interior generation sound wave of cavity 4, (surpassing), sound wave was in communication means internal communication and reflections such as intake duct, petrol engine, impel fuel-oil atmozation vaporization, strengthen the mixing and burning of fuel oil and air, be conducive to the lean combustion of petrol engine and strengening burning, raising air fuel ratio, reduce combustion temperature, reduce harmful exhaust discharge, improve design compression ratio, improve the efficiency under engine section load, energy-conserving and environment-protective, are easy to start, and increase peak output.
The foregoing is only preferential mode of execution of the present invention, as long as within the technological scheme that realizes the object of the invention with basic identical means all belongs to protection scope of the present invention.
Claims (10)
1. the ultrasound intake duct for petrol engine, it is characterized in that: comprise the air flue that is connected with petrol engine, be arranged on Carburetor or electric control fuel oil jet system in air flue, Carburetor in described air flue or electric control fuel oil jet system jet downstream, and stenosis is provided with the cavity with opening between petrol engine air admission mouth, the opening of described cavity is facing to charge air flow.
2. a kind of ultrasound intake duct for petrol engine according to claim 1, is characterized in that: the Carburetor in described air flue or electric control fuel oil jet system jet downstream, and between petrol engine air admission mouth, stenosis is around Carburetor plunger.
3. a kind of ultrasound intake duct for petrol engine according to claim 1, is characterized in that: the Carburetor in described air flue or electric control fuel oil jet system jet downstream, and between petrol engine air admission mouth, stenosis is around closure.
4. a kind of ultrasound intake duct for petrol engine according to claim 1, is characterized in that: the Carburetor in described air flue or electric control fuel oil jet system jet downstream, and between petrol engine air admission mouth, stenosis is around jet.
5. a kind of ultrasound intake duct for petrol engine according to claim 1, is characterized in that: the Carburetor in described air flue or electric control fuel oil jet system jet downstream, and between petrol engine air admission mouth, stenosis is around intake valve.
6. according to the arbitrary described a kind of ultrasound intake duct for petrol engine of claim 1 to 5, it is characterized in that: Open Side Down tilts for described cavity.
7. according to the arbitrary described a kind of ultrasound intake duct for petrol engine of claim 1 to 5, it is characterized in that: the opening of described cavity is towards petrol engine air admission mouth.
8. according to the arbitrary described a kind of ultrasound intake duct for petrol engine of claim 1 to 5, it is characterized in that: the degree of depth of described cavity is 2 ~ 50mm.
9. according to the arbitrary described a kind of ultrasound intake duct for petrol engine of claim 1 to 5, it is characterized in that: described inside cavity sectional area is not less than the area of opening.
10. according to the arbitrary described a kind of ultrasound intake duct for petrol engine of claim 1 to 5, it is characterized in that: in described air flue, be provided with more than one cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310694890.6A CN103670835B (en) | 2013-12-13 | 2013-12-13 | A kind of ultrasound intake duct for petrol engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310694890.6A CN103670835B (en) | 2013-12-13 | 2013-12-13 | A kind of ultrasound intake duct for petrol engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103670835A true CN103670835A (en) | 2014-03-26 |
| CN103670835B CN103670835B (en) | 2016-01-20 |
Family
ID=50309415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310694890.6A Active CN103670835B (en) | 2013-12-13 | 2013-12-13 | A kind of ultrasound intake duct for petrol engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103670835B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111350623A (en) * | 2020-03-19 | 2020-06-30 | 燕山大学 | Engine air inlet pipe oil injection atomization device and control method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4715353A (en) * | 1985-12-25 | 1987-12-29 | Hitachi, Ltd. | Ultrasonic wave type fuel atomizing apparatus for internal combustion engine |
| US4716879A (en) * | 1985-03-29 | 1988-01-05 | Hitachi, Ltd. | Fuel injection supply system for multi-cylinder internal combustion engine |
| CN1227621A (en) * | 1996-06-20 | 1999-09-01 | 克里斯坦·比约恩·奥马森 | Fuel-air mixture apparatus |
| CN200958436Y (en) * | 2006-04-13 | 2007-10-10 | 李伯清 | Ultrasonic electronic fuel carburator of automobile |
| CN103291440A (en) * | 2013-06-07 | 2013-09-11 | 冯以法 | Vortex air inlet pipe |
-
2013
- 2013-12-13 CN CN201310694890.6A patent/CN103670835B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4716879A (en) * | 1985-03-29 | 1988-01-05 | Hitachi, Ltd. | Fuel injection supply system for multi-cylinder internal combustion engine |
| US4715353A (en) * | 1985-12-25 | 1987-12-29 | Hitachi, Ltd. | Ultrasonic wave type fuel atomizing apparatus for internal combustion engine |
| CN1227621A (en) * | 1996-06-20 | 1999-09-01 | 克里斯坦·比约恩·奥马森 | Fuel-air mixture apparatus |
| CN200958436Y (en) * | 2006-04-13 | 2007-10-10 | 李伯清 | Ultrasonic electronic fuel carburator of automobile |
| CN103291440A (en) * | 2013-06-07 | 2013-09-11 | 冯以法 | Vortex air inlet pipe |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111350623A (en) * | 2020-03-19 | 2020-06-30 | 燕山大学 | Engine air inlet pipe oil injection atomization device and control method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103670835B (en) | 2016-01-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205013163U (en) | Height rolls rascally says and engine | |
| CN203009056U (en) | Device for realizing efficient and clean low-temperature combustion of diesel engine | |
| CN202023613U (en) | Methanol cracking gas making device utilizing waste heat of tail gas emitted by internal combustion engine | |
| CN102913348A (en) | Oxyhydrogen fuel-saving power booster | |
| CN101545418B (en) | Gas jet device of electric control jet lean-burn natural gas engine and jet control method | |
| CN103670835B (en) | A kind of ultrasound intake duct for petrol engine | |
| CN203009062U (en) | Cylinder cover integrated with EGR (exhaust gas recirculation) channel | |
| CN202900456U (en) | Oxyhydrogen fuel prudent booster | |
| CN203717148U (en) | Four-valve cylinder cover for four-cylinder diesel engine | |
| CN201610801U (en) | Baffling type air inlet unit of pulse detonation engine | |
| CN202483707U (en) | Low-emission two-stroke gasoline engine cylinder | |
| CN200940505Y (en) | Energy saving exhaust tail tube of automobile | |
| CN209385258U (en) | A kind of methanol engine with double plasma generators | |
| CN208763748U (en) | A kind of gasoline direct engine with supercharger of high thermal efficiency low emission | |
| CN202611912U (en) | Exhaust passage structure of engine cylinder cover | |
| CN206206020U (en) | One kind hydrogenation low pressure EGR system | |
| TWI844368B (en) | Fuel saving and emission reduction device | |
| CN203809141U (en) | Novel cylinder head of small gasoline engine | |
| CN201144741Y (en) | Diffluent and air inlet mechanism of car engine | |
| CN203925690U (en) | Constant temperature for diesel engine reduces discharging energy saving device | |
| CN203906155U (en) | Gasoline rotor engine | |
| CN101705881A (en) | Rapid combustor of airflow hedging natural gas engine | |
| CN202483750U (en) | Cyclone mixer for gas engine | |
| CN201334973Y (en) | Forward-type fuel saver of air inlet turbine | |
| CN114320659B (en) | Low-cost closed pulse detonation wind source engine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |