CN202001128U - Universal gasoline engine quick radiating cylinder end and gasoline engine therewith - Google Patents
Universal gasoline engine quick radiating cylinder end and gasoline engine therewith Download PDFInfo
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- CN202001128U CN202001128U CN2011200659256U CN201120065925U CN202001128U CN 202001128 U CN202001128 U CN 202001128U CN 2011200659256 U CN2011200659256 U CN 2011200659256U CN 201120065925 U CN201120065925 U CN 201120065925U CN 202001128 U CN202001128 U CN 202001128U
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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
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- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
The utility model discloses a universal gasoline engine quick radiating cylinder end and a gasoline engine therewith. The combustion chamber surface of a cylinder end body is positioned between an intake valve and an exhaust valve to form a nose bridge zone, and a through air cooling channel is arranged on the cylinder end body, outside the zone bridge zone. In the utility model, a better radiating effect between the nose bridge zone and the intake and the exhaust doors can be realized, and the physical properties of regions near the intake and the exhaust doors and the nose bridge zone can be guaranteed without deformation, so that the tightness of the intake and the exhaust doors can be guaranteed, the gasoline engine can be guaranteed to run stably for a long time, the emission can be reduced effectively, the power can be effectively enhanced, and HC (Hydrocarbon Compounds) and NOx (oxynitride) exhausted can reach and even surpass the standard of EPA (Environmental Protection Agency) of America. Taking a gasoline engine with the largest power (when the rotating speed is 3600 rpm) being 3.0kW as an instance, the power can be enhanced to be 4.0kw, the emission can be reduced to be 8.1r/kW from 9.9g/kW, and both the power and the emission can meet the standard of 10g/kW at the third stage of the EPA. Therefore, the gasoline engine has more obvious effects of power improvement and emission reduction, and is beneficial to environmental protection.
Description
Technical field
The utility model relates to a kind of power engine parts and application thereof, particularly a kind of gasoline engine part and application thereof.
Background technique
Petrol engine is a kind of dynamic power machine that uses gasoline for the fuel.Partly form by cylinder, connecting rod, gas distribution system, oil supply system, lubrication system and ignition system etc.; Cylinder head is provided with gas-entered passageway and exhaust passage, and forms the firing chamber jointly with cylinder, thereby, belong to the parts of petrol engine outbalance.Gasoline act as a fuel with AIR MIXTURES in the firing chamber internal combustion, produce a large amount of heats, be used for as driving energy.Heat inevitably affects the mechanical property of cylinder head, particularly for the regional area around intake valve and the exhaust valve, if can not in time dispel the heat, then can cause this zone that thermal distortion takes place, influence the sealing of intake valve and exhaust valve, thereby influence normal air inlet and exhaust, cause petrol engine working state variation, reduce power power and influence discharging.
In the prior art, the cooling measure of cylinder head generally adopts at outer surface and is provided with radiating fin, and the heat in the firing chamber conducts to radiating fin by cylinder head, utilizes cross-ventilation to take away heat, reaches the purpose of heat radiation.Because it is far away from the cylinder head surface to be positioned at the bridge of the nose offset of firing chamber face formation between the inlet and exhaust valve, radiating fin can not in time be taken away most of heat, behind the petrol engine long-play, the above-mentioned thermal distortion of mentioning can take place, and influences petrol engine power and discharging.
Therefore, need improve the petrol engine cylinder head, make bridge of the nose district and inlet and exhaust valve have better radiating effect, thereby guarantee the physical property of inlet and exhaust valve and bridge of the nose district near zone and do not deform, guarantee the sealing of inlet and exhaust valve, thereby make the petrol engine can long-time steady operation, reduce discharging effectively, improve power.
The model utility content
In view of this, the utility model provides a kind of general gasoline engines quick heat radiating cylinder head and petrol engine thereof, make bridge of the nose district and inlet and exhaust valve have better radiating effect, thereby guarantee the physical property of inlet and exhaust valve and bridge of the nose district near zone and do not deform, guarantee the sealing of inlet and exhaust valve, thereby make the petrol engine can long-time steady operation, reduce discharging effectively, improve power.
General gasoline engines quick heat radiating cylinder head of the present utility model, comprise cylinder head body and the gas-entered passageway and the exhaust passage that are arranged at the cylinder head body, this external surface of cylinder head is provided with radiating fin, the inboard firing chamber face that forms of cylinder head body, the corresponding intake valve that is provided with gas-entered passageway on the described cylinder head body, the corresponding exhaust valve that is provided with the exhaust passage is characterized in that: described firing chamber face forms bridge of the nose district between intake valve and exhaust valve, is positioned at the air-cooled passage that the outside, bridge of the nose district is provided with perforation on the cylinder head body.
Further, described intake valve top is oblique to the gas-entered passageway inclination, and the exhaust valve top is oblique to the exhaust passage inclination; Described air-cooled passage is between intake valve and exhaust valve; Intake valve that is obliquely installed and exhaust valve, distance between intake valve and the exhaust valve is increased, not only increased the distance between the bridge of the nose district, make bridge of the nose district wideer, be beneficial to cooling, increase non-deformability, improved the cooling effect in bridge of the nose district greatly, reduce cylinder head distortion at high temperature, improved reliability; Simultaneously, also make the cross-section area of air-cooled passage bigger, be more conducive to passing through of cooling air, thereby make cooling effect better.
Further, is provided with rib shape heat radiation bridge with this body by integral forming of cylinder head in the described air-cooled passage, described rib shape heat radiation bridge longitudinally is arranged in the air-cooled passage and perpendicular to the mounting plane of cylinder head body; The heat radiation bridge construction is beneficial to after opening the air-cooled passage of big cross section under the bigger situation of the intensity, particularly width that guarantee cylinder head, improves the non-deformability of cylinder head; Simultaneously, thermal radiation and conduction surface when the heat radiation bridge has increased heat radiation further are beneficial to heat radiation.
Further, described firing chamber face is spheric structure or smooth surface structure; Have less surface to volume ratio, increase the squish zone, thereby increase flow perturbation, improve the petrol engine working efficiency, reach the purpose that reduces fuel consume and discharging.
Further, described intake valve axis and exhaust valve axis be respectively perpendicular to the tangent plane of firing chamber face and its crosspoint, adapts with the intake and exhaust direction of firing chamber, reduces resistance, improves petrol engine efficient, increases the power character of petrol engine; The seat ring inner end of intake valve and the seat ring inner end of exhaust valve and firing chamber face conformal; Reduce interference, reduce resistance, eliminate the sudden change of dead angle and shape, guarantee the abundant burning of mixed gas, improve petrol engine efficient air inlet and exhaust.
Further, the intake valve correspondence is provided with intake rocker and inlet push rod, the exhaust valve correspondence is provided with exhaust rocker arm and exhaust push rod, and the line of the line of described intake valve axis and exhaust valve axis and inlet push rod axis and exhaust push rod axis intersects between inlet push rod axis and the exhaust push rod axis and angle is 90 ° ± 20 °; On the cylinder head body, form the triangle mounting zone, occupy less arrangement areas, be convenient to the layout of other parts, do not change the layout of existing push rod, particularly for vertical shaft petrol engine, can realize the inclined valve structure of lower arranging cam axle, the angle between inlet and exhaust valve and the intake and exhaust air flue is littler than existing structure firing chamber face, is convenient to roll stream and intake swirl in the air inlet of cylinder inner tissue, improve intake efficiency, increase flow perturbation in the cylinder, accelerate burning, improve petrol engine power; Reduce the resistance of intake and exhaust, make intake and exhaust more smooth and easy, be beneficial to and improve petrol engine power, reduce fuel consume, reduce exhaust emissions; Particularly have bigger angle, the maximized occupation area that reduces, the parts that make Carburetor are easy arrangement more, and makes the cylinder head lightweight; This architecture is simple, makes and realizes standardization easily, and the line of intake valve axis and exhaust valve axis is convenient to arrange gas-entered passageway between inlet push rod and exhaust push rod, realizes that the resistance of air inlet, exhaust minimizes, and improves gasoline engine performance; Be convenient to arrange Carburetor/parts such as empty filter, reduce reforming cost.
Further, described petrol engine is a vertical shaft petrol engine, the line level of described intake valve axis and exhaust valve axis, and described air-cooled passage is along up/down perforation; Be beneficial to the smooth and easy of intake and exhaust and the cylinder head air flue is arranged more regular, and be beneficial to air-flow and enter cylinder, form and roll stream, accelerate burning, raising petrol engine working efficiency; The air-cooled passage of up/down perforation meets the flow direction that the vertically shafted engine cooling air blows from the top down, independent wind-guiding need be set, and can reach better cooling effect.
Further, the airintake direction of described gas-entered passageway and the discharge directions of exhaust passage all are positioned at horizontal plane, and intake valve top along continuous straight runs is oblique to the gas-entered passageway inclination, and exhaust valve top along continuous straight runs is oblique to the exhaust passage inclination; Substantially horizontal air inlet and exhaust avoid air inlet and exhaust to stagger mutually, are more conducive to the smooth and easy of intake and exhaust and the cylinder head air flue is arranged more regular, and are beneficial to air-flow and enter cylinder, form and roll stream, accelerate burning, raising petrol engine working efficiency.Described gas-entered passageway between inlet push rod and exhaust push rod, the length that is shorter in length than exhaust rocker arm of intake rocker, the resistance arm of described exhaust rocker arm tilts to the line of intake valve axis and exhaust valve axis in vertical plane; This structure adopts inclined valve need not change the layout of original push rod, and the resistance arm of exhaust rocker arm slopes inwardly and can be adapted to be the inlet and exhaust valve of horizontal arrangement; And resistance arm tilts, and makes exhaust push rod drive exhaust rocker arm and does not produce additional moment, guarantees its flexibility.
Further, the angle between described intake valve axis and the exhaust valve axis is smaller or equal to 30 °; Assurance has enough angles of inclination, guarantees the smooth and easy of air inlet and exhaust, simultaneously, guarantees that also bridge of the nose district has enough width; Described intake rocker is arranged at the intake rocker seat by the intake rocker axle, and exhaust rocker arm is arranged at the exhaust rocker arm seat by the exhaust rocker arm axle; Described intake rocker is arranged at the intake rocker seat by the intake rocker axle, and exhaust rocker arm is arranged at the exhaust rocker arm seat by the exhaust rocker arm axle; Described inlet valve rocker axis and exhaust valve rocker arm axis are 45 ° ± 20 ° angle at vertical plane; Be convenient to arrange, and can be adapted to the demand that rocking arm is arranged, avoid push rod driving rocking arm to produce additional moment, be beneficial to and guarantee that rocking arm drives the harmony of valve event, sealing and driving flexibly; Can come the reasonable Arrangement rocking arm according to the position of inlet and exhaust valve, be more conducive to guarantee valve timing, guarantee port timing, thereby improve performance and reduce discharging.
The invention also discloses a kind of petrol engine of using general gasoline engines quick heat radiating cylinder head, described general gasoline engines quick heat radiating cylinder head is installed on petrol engine.
The beneficial effects of the utility model: general gasoline engines quick heat radiating cylinder head of the present utility model and petrol engine thereof, on the cylinder head body, air-cooled passage is set near bridge of the nose district, and between intake valve and exhaust valve, make bridge of the nose district and inlet and exhaust valve have better radiating effect, guarantee the physical property of inlet and exhaust valve and bridge of the nose district near zone and do not deform, thereby guarantee the sealing of inlet and exhaust valve, make the petrol engine can long-time steady operation, reduce discharging effectively, improve power, the HC+NOx of discharging meets or exceeds the U.S. EPA standard, petrol engine with peak output (rotating speed 3600rpm) 3.0kW is an example, power can be brought up to 3.5kW, and discharging is reduced to 8.1g/kW.h by 9.0g/kW.h; Is example with peak output by the petrol engine of 3.5kW, and power can have been brought up to 4.0kW, and discharging is reduced to 8.1g/kW.h by 9.0g/kW.h, all satisfies the standard of EPA3 stage 10g/kW.h; This shows that petrol engine power raising of the present utility model and discharging reduce comparatively obvious, are beneficial to the protection environment.
Cylinder head of the present utility model is used for petrol engine, and energy saving, reduction consume.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 be Fig. 1 along A-A to sectional view.
Embodiment
Fig. 1 is a structural representation of the present utility model, Fig. 2 be Fig. 1 along A-A to sectional view, as shown in the figure: the general gasoline engines quick heat radiating cylinder head of present embodiment, comprise cylinder head body 1 and the gas-entered passageway 12 and the exhaust passage 11 that are arranged at the cylinder head body, cylinder head body 1 outer surface is provided with radiating fin, the cylinder head body 1 inboard firing chamber face that forms, on the described cylinder head body 1 with the gas-entered passageway 12 corresponding intake valves 5 that are provided with, with the exhaust passage 11 corresponding exhaust valves 9 that are provided with, described firing chamber face 12 forms bridge of the nose district 14 between intake valve 5 and exhaust valve 9, be positioned at the air-cooled path 10 that 14 outsides, bridge of the nose district are provided with perforation on the cylinder head body 1.
In the present embodiment, described intake valve 5 tops are oblique to gas-entered passageway 12 inclinations, and exhaust valve 9 tops are oblique to exhaust passage 11 inclinations; Described air-cooled path 10 is between intake valve 5 and exhaust valve 9; Intake valve 9 that is obliquely installed and exhaust valve 5, distance between intake valve and the exhaust valve is increased, not only increased the distance between the bridge of the nose district, make bridge of the nose district wideer, be beneficial to cooling, increase non-deformability, improved the cooling effect in bridge of the nose district greatly, reduce cylinder head distortion at high temperature, improved reliability; Simultaneously, also make the cross-section area of air-cooled passage bigger, be more conducive to passing through of cooling air, thereby make cooling effect better; The valve that tilts also shortens air inlet and exhaust length, further reduces drag overall, increases petrol engine power and power, reduces discharging.
In the present embodiment, with the cylinder head body 1 one-body molded rib shape heat radiation bridge 10a that is provided with, described rib shape heat radiation bridge 10a longitudinally is arranged in the air-cooled path 10 and perpendicular to the mounting plane of cylinder head body 1 in the described air-cooled path 10; The heat radiation bridge construction is beneficial to after opening the air-cooled passage of big cross section under the bigger situation of the intensity, particularly width that guarantee cylinder head, improves the non-deformability of cylinder head; Simultaneously, thermal radiation and conduction surface when the heat radiation bridge has increased heat radiation further are beneficial to heat radiation.
In the present embodiment, described firing chamber face 13 is spheric structure or smooth surface structure; Be arch smooth surface structure in the present embodiment, form to have less surface to volume ratio, increase the squish zone,, can increase flow perturbation, improve the petrol engine working efficiency, reach the purpose that reduces fuel consume and discharging with respect to sphere by parabola or hyperboloid; Described intake valve axis and exhaust valve axis are respectively perpendicular to the tangent plane of firing chamber face and its crosspoint; Adapt with the intake and exhaust direction of firing chamber, reduce resistance, improve petrol engine efficient, increase the power character of petrol engine.
In the present embodiment, described intake valve 5 axis and exhaust valve 9 axis are respectively perpendicular to firing chamber face 13 tangent plane with its crosspoint, adapt with the intake and exhaust direction of firing chamber, reduce resistance, improve petrol engine efficient, increase the power character of petrol engine; The seat ring 5a inner end of intake valve 5 and the seat ring 9a inner end of exhaust valve 9 and firing chamber face 13 conformals; Suitable shape promptly adapts to shape, the end surface shape of the seat ring inner end of intake valve and the seat ring inner end of exhaust valve and firing chamber face shape adapt, eliminate step, reduce interference to air inlet and exhaust, reduce resistance, eliminate the sudden change of dead angle and shape, guarantee the abundant burning of mixed gas, improve petrol engine efficient.
In the present embodiment, intake valve 5 correspondences are provided with intake rocker 8 and inlet push rod (not identifying among the figure), exhaust valve 9 correspondences are provided with exhaust rocker arm 2 and exhaust push rod (not identifying among the figure), and the line of described intake valve 5 axis and exhaust valve 9 axis and the line of inlet push rod axis and exhaust push rod axis intersect between inlet push rod axis and the exhaust push rod axis and angle α is 90 ° ± 20 °; Adopt 90 ° in the present embodiment; Because inlet push rod withstands on intake rocker and the exhaust rocker arm with exhaust push rod is all vertical, thereby the point of contact of intake rocker and exhaust rocker arm and inlet push rod and exhaust push rod can reflect the axial location of inlet push rod and exhaust push rod; The angle α of the line of the line of the point of contact of intake rocker and exhaust rocker arm and inlet push rod and exhaust push rod and intake valve 5 axis and exhaust valve 9 axis among the figure is the angle of the line of the line of intake valve 5 axis and exhaust valve 9 axis and inlet push rod axis and exhaust push rod axis; This structure forms the triangle mounting zone on the cylinder head body, occupy less arrangement areas, be convenient to the layout of other parts, do not change the layout of existing push rod, particularly for vertical shaft petrol engine, can realize the inclined valve structure of lower arranging cam axle, angle between inlet and exhaust valve and the intake and exhaust air flue is littler than existing structure firing chamber face, be convenient to roll stream and intake swirl in the air inlet of cylinder inner tissue, improve intake efficiency, increase flow perturbation in the cylinder, accelerate burning, improve petrol engine power; Reduce the resistance of intake and exhaust, make intake and exhaust more smooth and easy, be beneficial to and improve petrol engine power, reduce fuel consume, reduce exhaust emissions; Particularly have bigger angle, the maximized occupation area that reduces, the parts that make Carburetor are easy arrangement more, and makes the cylinder head lightweight; This architecture is simple, makes and realizes standardization easily, and the line of intake valve axis and exhaust valve axis is convenient to arrange gas-entered passageway between inlet push rod and exhaust push rod, realizes that the resistance of air inlet, exhaust minimizes, and improves gasoline engine performance; Be convenient to arrange Carburetor/parts such as empty filter, reduce reforming cost.
Because inlet push rod withstands on intake rocker 8 and the exhaust rocker arm 2 with exhaust push rod is vertical respectively, thereby the point of contact of intake rocker 8 and exhaust rocker arm 2 and inlet push rod and exhaust push rod can reflect the axial location of inlet push rod and exhaust push rod; The angle a of the line of the line of intake rocker 8 and exhaust rocker arm 2 and the point of contact of inlet push rod and exhaust push rod and intake valve 5 axis and exhaust valve 9 axis among the figure is the angle of the line of the line of intake valve 5 axis and exhaust valve 9 axis and inlet push rod axis and exhaust push rod axis.
In the present embodiment, described petrol engine is a vertical shaft petrol engine, the line level of described intake valve 5 axis and exhaust valve 9 axis, and described air-cooled path 10 is along up/down perforation; Be beneficial to the smooth and easy of intake and exhaust and the cylinder head air flue is arranged more regular, and be beneficial to air-flow and enter cylinder, form and roll stream, accelerate burning, raising petrol engine working efficiency; The air-cooled passage of up/down perforation meets the flow direction that the vertically shafted engine cooling air blows from the top down, independent wind-guiding need be set, and can reach better cooling effect.
In the present embodiment, the discharge directions of the airintake direction of described gas-entered passageway 12 and exhaust passage 11 all is positioned at horizontal plane, and intake valve 5 top along continuous straight runs are oblique to gas-entered passageway 12 inclinations, and exhaust valve 9 top along continuous straight runs are oblique to exhaust passage 11 inclinations; Substantially horizontal air inlet and exhaust avoid air inlet and exhaust to stagger mutually, are more conducive to the smooth and easy of intake and exhaust and the cylinder head air flue is arranged more regular, and are beneficial to air-flow and enter cylinder, form and roll stream, accelerate burning, raising petrol engine working efficiency;
Described gas-entered passageway 12 between inlet push rod and exhaust push rod, the length that is shorter in length than exhaust rocker arm 2 of intake rocker 8, the resistance arm of described exhaust rocker arm 2 tilts to the line of intake valve 5 axis and exhaust valve 9 axis in vertical plane; Because (air inlet or exhaust) rocking arm is lever construction, be fulcrum with the pitman arm shaft, the part that is used to drive valve is a resistance arm, the part that cooperates with push rod is a power arm; This structure adopts inclined valve need not change the layout of original push rod, and the resistance arm of exhaust rocker arm slopes inwardly and can be adapted to be the inlet and exhaust valve of horizontal arrangement; And resistance arm tilts, and makes exhaust push rod drive exhaust rocker arm and does not produce additional moment, guarantees its flexibility.
In the present embodiment, the angle β between described intake valve 5 axis and exhaust valve 9 axis in the present embodiment is 30 ° smaller or equal to 30 °; Assurance has enough angles of inclination and is beneficial to layout, guarantees the smooth and easy of air inlet and exhaust, simultaneously, guarantees that also bridge of the nose district 14 has enough width; Described intake rocker 8 is arranged at intake rocker seat 6 by intake rocker axle 7, and exhaust rocker arm 2 is arranged at exhaust rocker arm seat 4 by exhaust rocker arm axle 3; Described inlet valve rocker axle 7 axis and exhaust valve rocker arm axle 3 axis are 45 ° ± 20 ° angle δ at vertical plane, adopt 45 ° in the present embodiment; Be convenient to arrange, and can be adapted to the demand that rocking arm is arranged, avoid push rod driving rocking arm to produce additional moment, be beneficial to and guarantee that rocking arm drives the harmony of valve event, sealing and driving flexibly; Can come the reasonable Arrangement rocking arm according to the position of inlet and exhaust valve, be more conducive to guarantee valve timing, guarantee port timing, thereby improve performance and reduce discharging.
The invention also discloses a kind of petrol engine of using general gasoline engines quick heat radiating cylinder head, this general gasoline engines quick heat radiating cylinder head is installed on petrol engine, when this petrol engine is horizontal axis, can be applicable to motorcycle; Other structural types can be used for universal machine, and universal machine comprises mowing machine, pump, blower fan, compressor, subtracts variable-speed motor, generator or the like.
Explanation is at last, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (10)
1. general gasoline engines quick heat radiating cylinder head, comprise cylinder head body and the gas-entered passageway and the exhaust passage that are arranged at the cylinder head body, this external surface of cylinder head is provided with radiating fin, the inboard firing chamber face that forms of cylinder head body, the corresponding intake valve that is provided with gas-entered passageway on the described cylinder head body, the corresponding exhaust valve that is provided with the exhaust passage is characterized in that: described firing chamber face forms bridge of the nose district between intake valve and exhaust valve, is positioned at the air-cooled passage that the outside, bridge of the nose district is provided with perforation on the cylinder head body.
2. general gasoline engines quick heat radiating cylinder head according to claim 1 is characterized in that: described intake valve top is oblique to the gas-entered passageway inclination, and the exhaust valve top is oblique to the exhaust passage inclination; Described air-cooled passage is between intake valve and exhaust valve.
3. general gasoline engines quick heat radiating cylinder head according to claim 2, it is characterized in that: is provided with rib shape heat radiation bridge with this body by integral forming of cylinder head in the described air-cooled passage, described rib shape heat radiation bridge longitudinally is arranged in the air-cooled passage and perpendicular to the mounting plane of cylinder head body.
4. general gasoline engines quick heat radiating cylinder head according to claim 3 is characterized in that: described firing chamber face is spheric structure or smooth surface structure.
5. general gasoline engines quick heat radiating cylinder head according to claim 4, it is characterized in that: described intake valve axis and exhaust valve axis are respectively perpendicular to the tangent plane of firing chamber face and its crosspoint, and the seat ring inner end of the seat ring inner end of intake valve and exhaust valve and firing chamber face conformal.
6. general gasoline engines quick heat radiating cylinder head according to claim 5, it is characterized in that: the intake valve correspondence is provided with intake rocker and inlet push rod, the exhaust valve correspondence is provided with exhaust rocker arm and exhaust push rod, and the line of the line of described intake valve axis and exhaust valve axis and inlet push rod axis and exhaust push rod axis intersects between inlet push rod axis and the exhaust push rod axis and angle is 90 ° ± 20 °.
7. general gasoline engines quick heat radiating cylinder head according to claim 6 is characterized in that: described petrol engine is a vertical shaft petrol engine, the line level of described intake valve axis and exhaust valve axis, and described air-cooled passage is along up/down perforation.
8. general gasoline engines quick heat radiating cylinder head according to claim 7, it is characterized in that: the airintake direction of described gas-entered passageway and the discharge directions of exhaust passage all are positioned at horizontal plane, intake valve top along continuous straight runs is oblique to the gas-entered passageway inclination, and exhaust valve top along continuous straight runs is oblique to the exhaust passage inclination; Described gas-entered passageway between inlet push rod and exhaust push rod, the length that is shorter in length than exhaust rocker arm of intake rocker.
9. general gasoline engines quick heat radiating cylinder head according to claim 8 is characterized in that: the angle between described intake valve axis and the exhaust valve axis is smaller or equal to 30 °; Described intake rocker is arranged at the intake rocker seat by the intake rocker axle, and exhaust rocker arm is arranged at the exhaust rocker arm seat by the exhaust rocker arm axle; Described inlet valve rocker axis and exhaust valve rocker arm axis are 45 ° ± 20 ° angle at vertical plane.
10. an application rights requires the petrol engine of the described general gasoline engines quick heat radiating of 1 to 9 arbitrary claim cylinder head, and it is characterized in that: general gasoline engines quick heat radiating cylinder head is installed on petrol engine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200659256U CN202001128U (en) | 2011-03-14 | 2011-03-14 | Universal gasoline engine quick radiating cylinder end and gasoline engine therewith |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200659256U CN202001128U (en) | 2011-03-14 | 2011-03-14 | Universal gasoline engine quick radiating cylinder end and gasoline engine therewith |
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| Publication Number | Publication Date |
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| CN202001128U true CN202001128U (en) | 2011-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200659256U Expired - Lifetime CN202001128U (en) | 2011-03-14 | 2011-03-14 | Universal gasoline engine quick radiating cylinder end and gasoline engine therewith |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102305145A (en) * | 2011-03-14 | 2012-01-04 | 隆鑫通用动力股份有限公司 | Air-cooled general gasoline engine cylinder head and gasoline engine |
| WO2013078747A1 (en) * | 2011-12-01 | 2013-06-06 | 隆鑫通用动力股份有限公司 | Small general gasoline engine cylinder head and gasoline engine thereof |
| US8991355B2 (en) | 2011-12-01 | 2015-03-31 | Loncin Motor Co., Ltd. | Cylinder head of small-sized general-purpose gasoline engine and gasoline engine having the same |
-
2011
- 2011-03-14 CN CN2011200659256U patent/CN202001128U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102305145A (en) * | 2011-03-14 | 2012-01-04 | 隆鑫通用动力股份有限公司 | Air-cooled general gasoline engine cylinder head and gasoline engine |
| WO2013078747A1 (en) * | 2011-12-01 | 2013-06-06 | 隆鑫通用动力股份有限公司 | Small general gasoline engine cylinder head and gasoline engine thereof |
| US8991355B2 (en) | 2011-12-01 | 2015-03-31 | Loncin Motor Co., Ltd. | Cylinder head of small-sized general-purpose gasoline engine and gasoline engine having the same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Chongqing Loncin Die-Casting Co., Ltd. Assignor: Loncin General Dynamics Co., Ltd. Contract record no.: 2012500000090 Denomination of utility model: Universal gasoline engine quick radiating cylinder end and gasoline engine therewith Granted publication date: 20111005 License type: Exclusive License Record date: 20120920 |
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| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111005 |