CN205025558U - Turbulence -chamber engine - Google Patents
Turbulence -chamber engine Download PDFInfo
- Publication number
- CN205025558U CN205025558U CN201520648448.4U CN201520648448U CN205025558U CN 205025558 U CN205025558 U CN 205025558U CN 201520648448 U CN201520648448 U CN 201520648448U CN 205025558 U CN205025558 U CN 205025558U
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- China
- Prior art keywords
- chamber
- eddy current
- vortex chamber
- turbulence
- angle
- Prior art date
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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 utility model relates to the field of machinary, concretely relates to turbulence -chamber engine, including cylinder, cylinder head and piston, piston holding in the inside of cylinder, the cylinder head lies in cylinder open -ended one side, the inside wall of cylinder and the combustion chamber that cylinder head, piston enclose into the engine, the position that closes on the combustion chamber in the cylinder head is equipped with to be inserted, encloses into the minor air cell of engine between the position of keeping away from the combustion chamber on inserting and the cylinder head, is equipped with interface channel on inserting, interface channel intercommunication combustion chamber and minor air cell, interface channel and minor air cell are tangent. The utility model discloses a turbulence -chamber engine guarantees that the gas in the minor air cell flows in the combustion chamber more easily, makes the burning accelerate, improves combustion efficiency.
Description
Technical field
The utility model relates to mechanical field, is specifically related to a kind of turbulence-chamber engine.
Background technique
Environmental pollution is day by day serious, motor vehicle exhaust emission legislation is imperative, countries in the world just establish corresponding rules and regulations to motor vehicle exhaust emission as far back as the 60 to 70's, the progress of Vehicle Emission Control technology has been promoted by strict regulation, and improving constantly along with Vehicle Emission Control technology, make again the formulation of higher standard become possibility.So also more and more higher to the requirement of motor, traditional direct fuel-injection engine can not meet the demands.The vortex chamber of existing motor and the shape of main combustion chamber directly affect strength of vortex, are unfavorable for forming strong organized rotary motion, are unfavorable for mixing of fuel oil and air, cause oil inflame insufficient, increase the weight of the pollution to environment.
Model utility content
The purpose of this utility model is to provide a kind of turbulence-chamber engine, ensures the easier flowing in combustion chamber of gas in vortex chamber, burning is accelerated, and improves combustion efficiency.
For achieving the above object, the technological scheme that the utility model adopts is: comprise cylinder, cylinder head and piston, piston is placed in the inside of cylinder, cylinder head is positioned at the side of cylinder opening, the madial wall of cylinder and cylinder head, piston surround the firing chamber of motor, position cylinder head being closed on firing chamber is provided with insert, away from the vortex chamber surrounding motor between the position of firing chamber and cylinder head in insert, insert is provided with connecting passage, connecting passage is communicated with firing chamber and vortex chamber, connecting passage and vortex chamber tangent.
Preferably, described vortex chamber comprises vortex chamber and lower vortex chamber, and upper vortex chamber is located in cylinder head, and lower vortex chamber is located in insert, and upper vortex chamber is hemisphere, and lower vortex chamber is bowl-shape.
Preferably, the cross section of described connecting passage is track type, and the angle a of connecting passage and firing chamber is 30-40 °.
Preferably, the angle a of described connecting passage and firing chamber is 35 °.
Preferably, the top of described piston is provided with two eddy current pit, and two eddy current pit is in " 8 " font.
Preferably, the bottleneck of described pair of eddy current pit is provided with guiding gutter, and the position of guiding gutter is corresponding with the position of connecting passage, and guiding gutter is vertical with two eddy current pit.
Preferably, one end sidewall stretching into two eddy current pit of described guiding gutter is 50-60 ° with the angle b of two eddy current pit places plane, the other end sidewall of guiding gutter is 30-40 ° with the angle c of two eddy current pit places plane, and the bottom surface of guiding gutter is 0-5 ° with the angle d of two eddy current pit places plane.
Preferably, one end sidewall stretching into two eddy current pit of described guiding gutter is 55 ° with the angle b of two eddy current pit places plane, the other end sidewall of guiding gutter is 35 ° with the angle c of two eddy current pit places plane, and the bottom surface of guiding gutter is 2 ° with the angle d of two eddy current pit places plane.
Preferably, the top of described upper vortex chamber is communicated with oil nozzle mounting hole, and the angle e between the symmetry axis of oil nozzle mounting hole and the symmetry axis of upper vortex chamber is 25-35 °.
Preferably, the angle e of the symmetry axis of described oil nozzle mounting hole and the symmetry axis of upper vortex chamber is 30 ± 0.5 °.
After adopting technique scheme, the utility model has following good effect:
(1) turbulence-chamber engine of the present utility model, two eddy current pits of piston head, guiding gutter are just to connecting passage, when piston is near top dead center, from the high-temperature gas of vortex chamber's ejection, be divided into two strands through guiding gutter, the eddy current that formation two is strong in two eddy current pit, along with descent of piston, two eddy current run off two eddy current pit, expand to whole firing chamber, thus strengthen the mixing and burning of fuel in combustion chamber;
(2) the vortex chamber's first half in the utility model is hemisphere, and Lower Half is bowl-shape, and this structure, due to lower little greatly upper, is conducive to formation and the fast propagation of eddy current, makes compression swirl intensity large;
(3) connecting passage in the utility model and vortex chamber tangent, ensure stronger compression swirl, connecting passage is arranged near vortex chamber neutral position, and inclination angle adopts 35 °, ensures the easier flowing in combustion chamber of gas in vortex chamber, burning is accelerated;
(4) the mounting hole of oil sprayer central position in the utility model is arranged in the downbeam of eddy current, fuel oil in oil sprayer is blown to vortex chamber's wall, part fuel oil distributes along wall, the intrafascicular fine oil mist of oil is brought near connecting passage along air-flow, meet with the high temperature air flowed into, at close vortex chamber wall place ignition, under strong eddy current effect, flame is involved in central authorities of vortex chamber, and by the air pressure of core to surrounding, form good heating power mixing, and first the Over-rich mixture of near wall sprays from vortex chamber, mixed combustion further in a combustion chamber, this obviates the phenomenon of center, vortex chamber mixed gas overrich, to improving Economy, smolder and have very large benefit.
Accompanying drawing explanation
Fig. 1 is the stereogram of turbulence-chamber engine of the present utility model;
Fig. 2 is the sectional view of turbulence-chamber engine of the present utility model;
Fig. 3 is the sectional view of partial cylinders lid in the utility model;
Fig. 4 is the sectional view of insert in the utility model;
Fig. 5 is the cross sectional representation of connecting passage in the utility model;
Fig. 6 is the stereogram of piston in the utility model;
Fig. 7 is the plan view of piston shown in Fig. 6;
Fig. 8 is the sectional view of partial piston shown in Fig. 6;
Wherein: 1, cylinder, 2, cylinder head, 3, piston, 4, firing chamber, 5, insert, 6, vortex chamber, 61, upper vortex chamber, 62, lower vortex chamber, 7, connecting passage, 8, two eddy current pit, 9, guiding gutter, 10, oil nozzle mounting hole.
→ represent airflow direction.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As shown in figures 1-8, for turbulence-chamber engine of the present utility model, comprise cylinder 1, cylinder head 2 and piston 3, piston 3 is placed in the inside of cylinder 1, cylinder head 2 is positioned at the side of cylinder 1 opening, and the madial wall of cylinder 1 and cylinder head 2, piston 3 surround the firing chamber 4 of turbulence-chamber engine.
Position cylinder head 2 being closed on firing chamber 4 is provided with insert 5, away from the vortex chamber 6 surrounding motor between the position of firing chamber 4 and cylinder head 2 in insert 5.Vortex chamber 6 comprises vortex chamber 61 and lower vortex chamber 62, and upper vortex chamber 61 is located in cylinder head 2, and upper vortex chamber 61 is in hemisphere, and lower vortex chamber 62 is located in insert 5, and lower vortex chamber 62 is in bowl-shape.
Insert 5 is provided with connecting passage 7, and connecting passage 7 is communicated with firing chamber 4 and vortex chamber 6, and the cross section of connecting passage 7 is track type.Connecting passage 7 is positioned at the middle position of vortex chamber 6, and connecting passage 7 is tangent with vortex chamber 6, and connecting passage 7 is 30-40 ° with the angle a of firing chamber, preferably, described angle a is 35 °, ensures the easier flowing in combustion chamber of gas in vortex chamber, burning is accelerated; .
The top of piston 3 is provided with two eddy current pit 8, and two eddy current pit 8 is in " 8 " font.The bottleneck of two eddy current pit 8 is provided with guiding gutter 9, the position of guiding gutter 9 is corresponding with the position of connecting passage 7, two eddy current pit 8 is stretched into from the bottleneck of the side of two eddy current pit 8 in one end of guiding gutter 9, the plane at guiding gutter 9 place and the plane parallel at two eddy current pit 8 place, and the direction of extension of guiding gutter 9 is vertical with the symmetry axis through two " o " positions of the two eddy current pit 8 of " 8 " font.The sidewall of one end of deeply two eddy current pits 8 of guiding gutter 9 is 50-60 ° with the angle b of two eddy current pit 8 places plane, and preferably, described angle b is 55 °, adopts this angle to arrange, in the inflow guiding gutter 9 making the high-temperature gas in vortex chamber 6 more smooth; The other end sidewall of guiding gutter 9 is 30-40 ° with the angle c of two eddy current pit 8 places plane, and preferably, described angle c is 35 °, adopts this angle to arrange, make the high-temperature gas in guiding gutter 9 smoothly through sidewall share split in two eddy current pit 8; The bottom surface of guiding gutter 9 is 0-5 ° with the angle d of two eddy current pit 8 places plane, and preferably, described angle d is 2 °.
The top of upper vortex chamber 61 is communicated with oil nozzle mounting hole 10, and oil nozzle mounting hole 10 is arranged in the downbeam of vortex chamber 6 eddy current.Angle e between the symmetry axis of oil nozzle mounting hole 10 and the symmetry axis of upper vortex chamber 61 is 25-35 °, preferably, described angle e is 30 ± 0.5 °, this angle is adopted to arrange, make the fuel in oil nozzle spray in vortex chamber 6 along the direction of eddy current, mix with the air in vortex chamber 6 in the short time.
During turbulence-chamber engine work of the present utility model, piston 3 is along the inwall to-and-fro motion of cylinder 1, air in cylinder 1 is pushed by piston 3 and is flowed into vortex chamber 6 through connecting passage 7, forms strong organized rotary motion, impels the fuel oil sprayed in vortex chamber 6 to mix with air.When after vortex chamber 6 intermediate fuel oil ignition, gas pressure in vortex chamber 6, temperature rise all rapidly, during gas expansion in vortex chamber 6 unburned fuel, air together with combustion gas in connecting passage 7 flowing in combustion chamber 4, mixed combustion further with the air in firing chamber 4.When piston 3 is near top dead center, the high-temperature gas of ejection from vortex chamber 6, diversed groove 9 is divided into two strands, the eddy current that formation two is strong in two eddy current pit 8, along with piston 3 is descending, two eddy current run off two eddy current pit 8, expand to whole firing chamber 4, thus strengthen mixing and the burning of firing chamber 4 fuel and air.
To one skilled in the art, according to technological scheme described above and design, other various corresponding change and deformation can be made, and all these change and deformation all should belong within the protection domain that the utility model requires.
Claims (10)
1. a turbulence-chamber engine, it is characterized in that: comprise cylinder (1), cylinder head (2) and piston (3), piston (3) is placed in the inside of cylinder (1), cylinder head (2) is positioned at the side of cylinder (1) opening, the madial wall of cylinder (1) and cylinder head (2), piston (3) surrounds the firing chamber (4) of motor, position cylinder head (2) being closed on firing chamber (4) is provided with insert (5), away from the vortex chamber (6) surrounding motor between the position of firing chamber (4) and cylinder head (2) in insert (5), insert (5) is provided with connecting passage (7), connecting passage (7) is communicated with firing chamber (4) and vortex chamber (6), connecting passage (7) is tangent with vortex chamber (6).
2. turbulence-chamber engine according to claim 1, it is characterized in that: vortex chamber (6) comprise vortex chamber (61) and lower vortex chamber (62), upper vortex chamber (61) is located in cylinder head (2), lower vortex chamber (62) is located in insert (5), upper vortex chamber (61) is in hemisphere, and lower vortex chamber (62) is in bowl-shape.
3. turbulence-chamber engine according to claim 2, is characterized in that: the cross section of connecting passage (7) is track type, and connecting passage (7) is 30-40 ° with the angle a of firing chamber (4).
4. turbulence-chamber engine according to claim 3, is characterized in that: connecting passage (7) is 35 ° with the angle a of firing chamber (4).
5. turbulence-chamber engine according to claim 1, is characterized in that: the top of piston (3) is provided with two eddy current pit (8), and two eddy current pit (8) is in " 8 " font.
6. turbulence-chamber engine according to claim 5, it is characterized in that: the bottleneck of two eddy current pit (8) is provided with guiding gutter (9), the position of guiding gutter (9) is corresponding with the position of connecting passage (7), and guiding gutter (9) is vertical with two eddy current pit (8).
7. turbulence-chamber engine according to claim 6, it is characterized in that: one end sidewall stretching into two eddy current pit (8) of guiding gutter (9) is 50-60 ° with the angle b of two eddy current pit (8) places plane, the other end sidewall of guiding gutter (9) is 30-40 ° with the angle c of two eddy current pit (8) places plane, and the bottom surface of guiding gutter (9) is 0-5 ° with the angle d of two eddy current pit (8) places plane.
8. turbulence-chamber engine according to claim 7, it is characterized in that: one end sidewall stretching into two eddy current pit (8) of guiding gutter (9) is 55 ° with the angle b of two eddy current pit (8) places plane, the other end sidewall of guiding gutter (9) is 35 ° with the angle c of two eddy current pit (8) places plane, and the bottom surface of guiding gutter (9) is 2 ° with the angle d of two eddy current pit (8) places plane.
9. turbulence-chamber engine according to claim 2, it is characterized in that: the top of upper vortex chamber (61) is communicated with oil nozzle mounting hole (10), and the angle e between the symmetry axis of oil nozzle mounting hole (10) and the symmetry axis of upper vortex chamber (61) is 25-35 °.
10. turbulence-chamber engine according to claim 9, is characterized in that: the angle e of the symmetry axis of oil nozzle mounting hole (10) and the symmetry axis of upper vortex chamber (61) is 30 ± 0.5 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520648448.4U CN205025558U (en) | 2015-08-25 | 2015-08-25 | Turbulence -chamber engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520648448.4U CN205025558U (en) | 2015-08-25 | 2015-08-25 | Turbulence -chamber engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205025558U true CN205025558U (en) | 2016-02-10 |
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ID=55258097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520648448.4U Expired - Fee Related CN205025558U (en) | 2015-08-25 | 2015-08-25 | Turbulence -chamber engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205025558U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105089771A (en) * | 2015-08-25 | 2015-11-25 | 江苏江淮动力股份有限公司 | Swirl chamber engine |
| CN109854360A (en) * | 2019-02-01 | 2019-06-07 | 华峰 | Combusting room device, cylinder, engine and gasoline engine |
-
2015
- 2015-08-25 CN CN201520648448.4U patent/CN205025558U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105089771A (en) * | 2015-08-25 | 2015-11-25 | 江苏江淮动力股份有限公司 | Swirl chamber engine |
| CN109854360A (en) * | 2019-02-01 | 2019-06-07 | 华峰 | Combusting room device, cylinder, engine and gasoline engine |
| CN109854360B (en) * | 2019-02-01 | 2023-06-30 | 华峰 | Combustion chamber device, cylinder, engine and gasoline engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 224007 No. 58 South Avenue, Yancheng Economic Development Zone, Ting Lake District, Jiangsu, Yancheng City Patentee after: JIANGSU NONGHUA WISDOM AGRICULTURAL TECHNOLOGY Co.,Ltd. Address before: 224007 No. 58 South Avenue, Yancheng Economic Development Zone, Ting Lake District, Jiangsu, Yancheng City Patentee before: Jiangsu Jianghuai Engine Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20160901 Address after: 224007 No. 58 South Avenue, Yancheng Economic Development Zone, Ting Lake District, Jiangsu, Yancheng City Patentee after: JIANGSU NONGHUA WISDOM AGRICULTURAL TECHNOLOGY Co.,Ltd. Patentee after: JIANGSU JIANGDONG DIESEL ENGINE MANUFACTURING Co.,Ltd. Address before: 224007 No. 58 South Avenue, Yancheng Economic Development Zone, Ting Lake District, Jiangsu, Yancheng City Patentee before: JIANGSU NONGHUA WISDOM AGRICULTURAL TECHNOLOGY Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160210 Termination date: 20170825 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |