CN112761750B - Air flow spraying and flow disturbing device in cylinder of internal combustion engine - Google Patents
Air flow spraying and flow disturbing device in cylinder of internal combustion engine Download PDFInfo
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- CN112761750B CN112761750B CN202110099955.7A CN202110099955A CN112761750B CN 112761750 B CN112761750 B CN 112761750B CN 202110099955 A CN202110099955 A CN 202110099955A CN 112761750 B CN112761750 B CN 112761750B
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- ignition
- valve
- connecting rod
- groove
- spraying
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
- F01L3/06—Valve members or valve-seats with means for guiding or deflecting the medium controlled thereby, e.g. producing a rotary motion of the drawn-in cylinder charge
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L1/00—Valve-gear or valve arrangements, e.g. lift-valve gear
- F01L1/46—Component parts, details, or accessories, not provided for in preceding subgroups
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01L—CYCLICALLY OPERATING VALVES FOR MACHINES OR ENGINES
- F01L3/00—Lift-valve, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces; Parts or accessories thereof
- F01L3/24—Safety means or accessories, not provided for in preceding sub- groups of this group
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Combustion Methods Of Internal-Combustion Engines (AREA)
Abstract
The invention discloses an internal combustion engine cylinder air flow spraying and turbulence device which comprises a shell mechanism, an ignition mechanism, a crank connecting rod mechanism and a spraying and turbulence mechanism, wherein the ignition mechanism is arranged in the shell mechanism, the crank connecting rod mechanism is arranged on the lower side of the ignition mechanism, and the spraying and turbulence mechanism is arranged between the ignition mechanism and the crank connecting rod mechanism. According to the invention, lateral low-pressure and positive high-pressure airflow is formed by the accelerating valve and the conical accelerating block, so that oil mist is accelerated, the oil spraying effect is improved, the spiral structure of the turbulent flow groove is utilized, the turbulent flow effect is improved, the atomization impact effect can be improved by utilizing the condition of large lower opening, the diffusivity of the oil mist is ensured, and the combustibility is improved.
Description
Technical Field
The invention relates to the field of internal combustion engines, in particular to an air flow spraying and disturbing device in an internal combustion engine cylinder.
Background
An internal combustion engine is a power machine, and is a heat engine that directly converts heat energy emitted by burning fuel in the machine into power. The internal combustion engine in the broad sense includes not only reciprocating piston, rotary piston and free piston engines but also jet engines of the rotary vane type, but the internal combustion engine is generally referred to as a piston engine. Piston internal combustion engines are the most common of the reciprocating piston types. Piston internal combustion engines mix fuel and air and combust the mixture in their cylinders, and the released heat energy causes the cylinders to produce high temperature, high pressure combustion gases. The gas expands to drive the piston to do work, and then the mechanical work is output through a crank link mechanism or other mechanisms to drive the driven machine to work.
In the prior internal combustion engine, before oil mist enters between pistons and is ignited, the oil mist is in an irregular diffusion mode, so that the situation of uneven ignition exists after ignition is carried out.
Disclosure of Invention
The invention aims to solve the problems and provide an in-cylinder airflow spraying and disturbing device for an internal combustion engine.
The invention realizes the purpose through the following technical scheme:
an air flow spraying and turbulence device in an internal combustion engine cylinder comprises a shell mechanism, an ignition mechanism, a crank connecting rod mechanism and a spraying and turbulence mechanism, wherein the ignition mechanism is arranged in the shell mechanism, the crank connecting rod mechanism is arranged on the lower side of the ignition mechanism, and the spraying and turbulence mechanism is arranged between the ignition mechanism and the crank connecting rod mechanism;
the shell mechanism comprises an ignition stable shell, an air inlet hole, an air outlet hole and an oil pan, wherein the air inlet hole is formed at one end of the ignition stable shell, the air outlet hole is formed at the other end of the ignition stable shell, and the lower end of the ignition stable shell is connected with the oil pan;
the ignition mechanism comprises an inlet valve, an outlet valve, a cam shaft and a spark plug, wherein the inlet valve and the outlet valve are connected inside the ignition stabilizing shell through return springs, the spark plug is arranged between the inlet valve and the outlet valve, the cam shaft is mounted at the upper ends of the inlet valve and the outlet valve, the rear end of the cam shaft is connected with a timing driven gear, a timing driving gear is arranged on the lower side of the timing driven gear, and the timing driven gear is connected with the timing driving gear through a timing belt;
the crank-connecting rod mechanism comprises a piston, a connecting rod and a crankshaft, the lower end of the piston is connected with the connecting rod, the lower end of the connecting rod is connected with the crankshaft, and the rear end of the crankshaft is connected with the timing driving gear;
the spraying vortex mechanism includes cooperation groove, vortex piece, vortex groove, valve with higher speed, the inlet port with between the (air) intake valve the venthole all is provided with between the venthole the cooperation groove, the vortex piece is installed the spark plug outside, the vortex piece for cooperation trench position is provided with four the vortex piece, the inlet port is inside to be passed through the valve with higher speed connects the cooperation groove, the venthole is inside to be connected through discharge valve the cooperation groove, the inside toper piece with higher speed that is provided with of acceleration valve.
Preferably: the conical accelerating block is arranged at the center of the circle of the inner groove of the accelerating valve, and the conical accelerating block is in a semicircular structure matched with a triangular structure.
So set up, the toper accelerates piece cooperation the acceleration valve and forms the low pressure of side direction, positive high-pressure gas flow to the oil mist is accelerated.
Preferably: the accelerating valve and the conical accelerating block are integrally formed in the air inlet hole.
So set up, integrated into one piece has guaranteed the leakproofness.
Preferably: the turbulence block is connected with the ignition stabilizing shell through threads, and the turbulence groove is integrally formed in the turbulence block.
So set up, the vortex piece passes through threaded connection easy to assemble, just the vortex groove is used for the vortex.
Preferably: the flow disturbing groove is a spiral mechanism, and the spiral lower opening is larger than the spiral upper opening.
So set up, utilize helical structure, improve the vortex effect to can utilize the big condition of under shed, improve the atomization impact effect.
Compared with the prior art, the invention has the following beneficial effects:
1. lateral low-pressure and positive high-pressure airflow is formed by the accelerating valve and the conical accelerating block, so that the oil mist is accelerated, and the oil injection effect is improved;
2. utilize the helical structure in vortex groove, improve the vortex effect to can utilize the big condition of under shed, improve the atomizing and strike the effect, and guarantee the diffusivity of oil mist, improve the combustibility.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a first configuration of an in-cylinder air stream atomizing and turbulating apparatus for an internal combustion engine according to the present invention;
FIG. 2 is a second structural schematic diagram of an in-cylinder airflow atomizing and disturbing device for an internal combustion engine according to the present invention;
FIG. 3 is a schematic diagram of an ignition stabilizing housing of an in-cylinder air-jet atomizing turbulator for an internal combustion engine according to the present invention;
FIG. 4 is a schematic diagram of a spoiler structure of an in-cylinder airflow atomizing spoiler for an internal combustion engine according to the present invention;
FIG. 5 is a schematic view of the internal structure of the ignition stabilizing housing of the air flow atomizing spoiler in the cylinder of the internal combustion engine according to the present invention.
The reference numerals are explained below:
1. a housing mechanism; 2. an ignition mechanism; 3. a crank link mechanism; 4. a spray turbulence mechanism; 11. an ignition stabilizing housing; 12. an air inlet; 13. an air outlet; 14. an oil pan; 21. an intake valve; 22. an air outlet valve; 23. a camshaft; 24. a spark plug; 25. a return spring; 26. a timing driven gear; 27. a timing belt; 28. a timing drive gear; 31. a piston; 32. a connecting rod; 33. a crankshaft; 41. a mating groove; 42. a flow disturbing block; 43. a flow disturbing groove; 44. an acceleration valve; 45. a conical acceleration block; 46. and (4) exhausting the valve.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The invention will be further described with reference to the accompanying drawings in which:
example 1
As shown in fig. 1-5, an internal combustion engine cylinder air flow atomizing and disturbing device comprises a shell mechanism 1, an ignition mechanism 2, a crank link mechanism 3 and an atomizing and disturbing mechanism 4, wherein the ignition mechanism 2 is arranged in the shell mechanism 1, the crank link mechanism 3 is arranged on the lower side of the ignition mechanism 2, and the atomizing and disturbing mechanism 4 is arranged between the ignition mechanism 2 and the crank link mechanism 3;
the shell mechanism 1 comprises an ignition stable shell 11, an air inlet hole 12, an air outlet hole 13 and an oil pan 14, wherein the air inlet hole 12 is formed at one end of the ignition stable shell 11, the air outlet hole 13 is formed at the other end of the ignition stable shell 11, and the lower end of the ignition stable shell 11 is connected with the oil pan 14;
the ignition mechanism 2 comprises an inlet valve 21, an outlet valve 22, a camshaft 23 and a spark plug 24, wherein the inlet valve 21 and the outlet valve 22 are connected inside the ignition stable shell 11 through a return spring 25, the spark plug 24 is arranged between the inlet valve 21 and the outlet valve 22, the camshaft 23 is arranged at the upper ends of the inlet valve 21 and the outlet valve 22, the rear end of the camshaft 23 is connected with a timing driven gear 26, a timing driving gear 28 is arranged on the lower side of the timing driven gear 26, and the timing driven gear 26 and the timing driving gear 28 are connected through a timing belt 27;
the crank-connecting rod mechanism 3 comprises a piston 31, a connecting rod 32 and a crankshaft 33, wherein the lower end of the piston 31 is connected with the connecting rod 32, the lower end of the connecting rod 32 is connected with the crankshaft 33, and the rear end of the crankshaft 33 is connected with the timing driving gear 28;
the spraying spoiler mechanism 4 comprises a matching groove 41, a spoiler block 42, a spoiler groove 43 and an accelerating valve 44, wherein the matching groove 41 is formed between the air inlet hole 12 and the air inlet valve 21 and between the air outlet hole 22 of the air outlet hole 13, the spoiler block 42 is installed on the outer side of the spark plug 24, the spoiler block 42 is provided with four spoiler grooves 43 relative to the matching groove 41, the air inlet hole 12 is connected with the matching groove 41 through the accelerating valve 44, the air outlet hole 13 is connected with the matching groove 41 through an exhaust valve 46, and the accelerating valve 44 is internally provided with a conical accelerating block 45.
Preferably: the conical acceleration block 45 is arranged at the center of the circle of the inner groove of the acceleration valve 44, the conical acceleration block 45 is in a semicircular structure matched with a triangular structure, and the conical acceleration block 45 is matched with the acceleration valve 44 to form lateral low-pressure and positive high-pressure airflow so as to accelerate the oil mist; the accelerating valve 44 and the conical accelerating block 45 are integrally formed in the air inlet 12, and the sealing performance is guaranteed by the integral forming; the turbulence block 42 is connected with the ignition stabilizing shell 11 through threads, the turbulence groove 43 is integrally formed in the turbulence block 42, the turbulence block 42 is convenient to install through threaded connection, and the turbulence groove 43 is used for turbulence; turbulence groove 43 is helical mechanism, and the spiral under shed is greater than the spiral upper shed, utilizes helical structure, improves the vortex effect to can utilize the big condition of under shed, improve the atomizing and strike the effect.
The working principle is as follows: inside atomized oil entered into acceleration valve 44 through inlet port 12, through the cooperation of acceleration valve 44 and toper acceleration piece 45, utilize acceleration valve 44 and toper acceleration piece 45 to form the side direction low pressure, forward high-pressure draught, thereby accelerate the oil mist, improve the oil spout effect, after the atomizer got into oil pan 14 through intake valve 21 with higher speed, the atomizer strikeed vortex groove 43, make the flow receive the vortex, and utilize screw mechanism to make the atomizing tend to the diffusion simultaneously, thereby the improvement is when spark plug 24 igniteed, the combustion effect of oil mist.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (5)
1. The utility model provides an air current spraying vortex device in internal-combustion engine cylinder which characterized in that: the device comprises a shell mechanism (1), an ignition mechanism (2), a crank connecting rod mechanism (3) and a spraying turbulence mechanism (4), wherein the ignition mechanism (2) is arranged in the shell mechanism (1), the crank connecting rod mechanism (3) is arranged on the lower side of the ignition mechanism (2), and the spraying turbulence mechanism (4) is arranged between the ignition mechanism (2) and the crank connecting rod mechanism (3);
the shell mechanism (1) comprises an ignition stabilizing shell (11), an air inlet hole (12), an air outlet hole (13) and an oil pan (14), wherein the air inlet hole (12) is formed at one end of the ignition stabilizing shell (11), the air outlet hole (13) is formed at the other end of the ignition stabilizing shell (11), and the lower end of the ignition stabilizing shell (11) is connected with the oil pan (14);
the ignition mechanism (2) comprises an intake valve (21), an exhaust valve (22), a cam shaft (23) and a spark plug (24), the intake valve (21) and the exhaust valve (22) are connected inside the ignition stabilizing shell (11) through a return spring (25), the spark plug (24) is arranged between the intake valve (21) and the exhaust valve (22), the cam shaft (23) is installed at the upper ends of the intake valve (21) and the exhaust valve (22), a timing driven gear (26) is connected to the rear end of the cam shaft (23), a timing driving gear (28) is arranged on the lower side of the timing driven gear (26), and the timing driven gear (26) is connected with the timing driving gear (28) through a timing belt (27);
the crank-connecting rod mechanism (3) comprises a piston (31), a connecting rod (32) and a crankshaft (33), the lower end of the piston (31) is connected with the connecting rod (32), the lower end of the connecting rod (32) is connected with the crankshaft (33), and the rear end of the crankshaft (33) is connected with the timing driving gear (28);
spraying vortex mechanism (4) are including cooperation groove (41), vortex piece (42), vortex groove (43), acceleration valve (44), inlet port (12) with between intake valve (21) venthole (13) all be provided with between venthole (22) cooperation groove (41), vortex piece (42) are installed spark plug (24) outside, vortex piece (42) for cooperation groove (41) position is provided with four vortex groove (43), inlet port (12) are inside to be passed through acceleration valve (44) are connected cooperation groove (41), venthole (13) are inside to be connected through discharge valve (46) cooperation groove (41), acceleration valve (44) inside is provided with toper acceleration piece (45).
2. The internal combustion engine in-cylinder air flow atomizing spoiler of claim 1, characterized in that: the conical accelerating block (45) is arranged at the circle center of the inner groove of the accelerating valve (44), and the conical accelerating block (45) is in a semicircular structure matched with a triangular structure.
3. The internal combustion engine in-cylinder air flow atomizing spoiler of claim 1, characterized in that: the accelerating valve (44) and the conical accelerating block (45) are integrally formed in the air inlet hole (12).
4. The internal combustion engine in-cylinder air flow atomizing spoiler of claim 1, characterized in that: the flow disturbing block (42) is connected with the ignition stabilizing shell (11) through threads, and the flow disturbing groove (43) is integrally formed in the flow disturbing block (42).
5. The internal combustion engine in-cylinder air flow atomizing spoiler of claim 1, characterized in that: the turbulent flow groove (43) is a spiral mechanism, and the spiral lower opening is larger than the spiral upper opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110099955.7A CN112761750B (en) | 2021-01-25 | 2021-01-25 | Air flow spraying and flow disturbing device in cylinder of internal combustion engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110099955.7A CN112761750B (en) | 2021-01-25 | 2021-01-25 | Air flow spraying and flow disturbing device in cylinder of internal combustion engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112761750A CN112761750A (en) | 2021-05-07 |
| CN112761750B true CN112761750B (en) | 2022-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110099955.7A Active CN112761750B (en) | 2021-01-25 | 2021-01-25 | Air flow spraying and flow disturbing device in cylinder of internal combustion engine |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6248927A (en) * | 1985-08-27 | 1987-03-03 | Toyota Motor Corp | Suction port device for internal combustion engine |
| AT1974U1 (en) * | 1997-02-10 | 1998-02-25 | Avl List Gmbh | FOUR-STOCK COMBUSTION ENGINE |
| GB9920666D0 (en) * | 1999-09-01 | 1999-11-03 | Zalkin Anthony L | Improved internal combustion engine |
| FR2896536B1 (en) * | 2006-01-26 | 2010-06-11 | Renault Sas | ENGINE WITH A COMBUSTION CHAMBER PROVIDED WITH A DOME COMPRISING TURBULENCE GENERATING MEANS |
| CN212154935U (en) * | 2020-03-16 | 2020-12-15 | 浙江钛兴新能源汽车有限公司 | Engine combustion chamber structure |
| CN111550332A (en) * | 2020-04-07 | 2020-08-18 | 天津大学 | Air flow spraying and disturbing device in cylinder of internal combustion engine |
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2021
- 2021-01-25 CN CN202110099955.7A patent/CN112761750B/en active Active
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| CN112761750A (en) | 2021-05-07 |
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