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CN202001127U - Cylinder head for valve rocker arranged into triangle area and gasoline engine using same - Google Patents

Cylinder head for valve rocker arranged into triangle area and gasoline engine using same Download PDF

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Publication number
CN202001127U
CN202001127U CN2011200664470U CN201120066447U CN202001127U CN 202001127 U CN202001127 U CN 202001127U CN 2011200664470 U CN2011200664470 U CN 2011200664470U CN 201120066447 U CN201120066447 U CN 201120066447U CN 202001127 U CN202001127 U CN 202001127U
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CN
China
Prior art keywords
exhaust
valve
rocker
axis
intake
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Expired - Lifetime
Application number
CN2011200664470U
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Chinese (zh)
Inventor
车毕波
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Loncin Motor Co Ltd
Loncin General Dynamics Co Ltd
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Loncin General Dynamics Co Ltd
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Priority to CN2011200664470U priority Critical patent/CN202001127U/en
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Publication of CN202001127U publication Critical patent/CN202001127U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies

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  • Valve-Gear Or Valve Arrangements (AREA)
  • Cylinder Crankcases Of Internal Combustion Engines (AREA)

Abstract

The utility model discloses a cylinder head for a valve rocker arranged into a triangle area and a gasoline engine using same. The top part of a gasoline inlet valve slants to the side of a gasoline inlet channel, and the top part of a gasoline outlet valve slants to the side of a gasoline outlet channel; and the connecting line of the axis of the gasoline inlet valve and the axis of the gasoline outlet valve intersect with the connecting line of the axis of a gasoline inlet push rod and the axis of a gasoline outlet push rod. The valve is arranged into a triangle area, so that the arrangement area is smaller; the arrangement of the existing push rods is not changed, therefore, the cylinder head is suitable for the gasoline inlet/outlet channels with various structures, particularly for the gasoline engine with vertical shafts; an inclined valve structure of a lower cam shaft can be realized; gasoline inlet rolling current and gasoline inlet eddy current can be conveniently organized in a cylinder; the gasoline inlet efficiency is improved; airflow perturbation in the cylinder is increased; the combustion is fastened; the gasoline engine power is improved; and the emission is reduced.

Description

The cylinder head and the petrol engine thereof in valve rocker triangular arrangement zone
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 intake duct and air outlet flue, and forms the firing chamber face 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.
The gas distribution system of petrol engine is the necessary parts that guarantee the normal operation of petrol engine, generally comprises intake valve and exhaust valve that described cylinder head is provided with, and the opening and closing of intake valve and exhaust valve are controlled respectively by driving components such as rocker arm assemblies; Described intake valve and exhaust valve are respectively equipped with the Rocker arm assembly that drives its switching.
Intake valve and exhaust valve are used for opening, closing gas-entered passageway and exhaust passage, adapt to air-breathing, work by combustion and exhaust phase in the firing chamber, keep the normal operation of petrol engine.Therefore, the layout of inlet and exhaust valve and intake and exhaust channel plays crucial effects for normal air inlet, burning and the exhaust of firing chamber.
The opening and closing of intake valve and exhaust valve generally drive the acting in conjunction realization of assembly by return spring and rocking arm.In the prior art, the rectangular arrangement of rocking arm and valve, just arranged side by side and approaching parallel rocking arm, intake and exhaust channel and valve adapt, and the certain spacing that need stagger influences the intake and exhaust quality; This shows that existing valve is arranged and not only occupied bigger space, and can not adapt the power of reduction petrol engine, and influence discharging with the intake and exhaust direction of gas-entered passageway and exhaust passage; Particularly for the structure of inclined valve, further increase takes up room, and has influence on the layout of other parts (as Carburetor/parts such as empty filter).
Theory thinks that inclined valve generally is beneficial to organizes air inlet, reduces intake and exhaust resistance, also just is beneficial to the efficient operation that improves petrol engine, reduces discharging.But for petrol engine, the inlet and exhaust valve on the cylinder head arranges to have narrow limitation, adopts inclined valve can increase the layout scope of valve, simultaneously, influences the layout of other parts (as Carburetor/parts such as empty filter); Particularly, adopt inclined valve then can have influence on the layout of push rod and camshaft for the vertical shaft petrol engine of lower arranging cam axle.
Therefore, need improve petrol engine valve cylinder head, be convenient to reduce taking up room of valve and rocking arm under the prerequisite of other arrangements of components, intake and exhaust channel can be provided with according to the intake and exhaust needs, and can the employing inclined valve, roll stream and intake swirl in the air inlet of cylinder inner tissue, improve intake efficiency, increase flow perturbation in the cylinder, accelerate burning, reduce exhaust resistance, improve engine power and reduce discharging.
The model utility content
In view of this, the utility model provides the cylinder head and the petrol engine thereof in a kind of valve rocker triangular arrangement zone, is being convenient to reduce taking up room of valve and rocking arm under the prerequisite of other arrangements of components, intake and exhaust channel can be provided with according to the intake and exhaust needs, and can the employing inclined valve, roll stream and intake swirl in the air inlet of cylinder inner tissue, improve intake efficiency, increase flow perturbation in the cylinder, accelerate burning, reduce exhaust resistance, improve engine power and reduce discharging.
The cylinder head in valve rocker triangular arrangement of the present utility model zone, comprise cylinder head body and the gas-entered passageway and the exhaust passage that are arranged at the 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, 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 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.
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;
Further, the angle between the line of the line of described intake valve axis and exhaust valve axis and inlet push rod axis and exhaust push rod axis is 90 ° ± 20 °; Have bigger angle, make valve zone be the equilateral triangle structure as possible, reduce occupation area, the parts that make Carburetor are easy arrangement more, and makes the cylinder head lightweight.
Further, the line of described intake valve axis and exhaust valve axis is perpendicular to the line of inlet push rod axis and exhaust push rod axis; 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 the vertical shaft structure, the line level of described intake valve axis and exhaust valve axis, the airintake direction of 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; 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.
Further, 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 line to intake valve axis and exhaust valve axis in vertical plane tilts; 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 inlet valve rocker axis and exhaust valve rocker arm axis are 45 ° ± 20 ° angle at vertical plane; 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.
Further, described intake rocker seat and exhaust rocker arm seat are hatch frame, described intake rocker axle two ends correspondence penetrates the opening both sides of intake rocker seat and cooperating around the mode single-degree-of-freedom of self rotational, the opening internal fixation that described intake rocker is positioned at the intake rocker seat is arranged at the intake rocker axle; Described exhaust rocker arm axle two ends correspondence penetrates the opening both sides of exhaust rocker arm seat and cooperating around the mode single-degree-of-freedom of self rotational, the opening internal fixation that described exhaust rocker arm is positioned at the exhaust rocker arm seat is arranged at the exhaust rocker arm axle.Fixed rocking arm is in running, and the play of its all directions or rolling momentum are little, can effectively reduce the rate of fault of rocking arm, reduces maintenance cost; The reasonable Arrangement rocking arm is come in the position that is adapted to intake and exhaust, also is beneficial to guarantee to guarantee port timing valve timing, thereby improves performance and reduce discharging.
The invention also discloses a kind of petrol engine of using the cylinder head in valve rocker triangular arrangement zone, the cylinder head in described valve rocker triangular arrangement zone is installed on petrol engine.
The beneficial effects of the utility model: the cylinder head and the petrol engine thereof in valve rocker triangular arrangement of the present utility model zone, adopt the crossing structure of line of line and the inlet push rod axis and the exhaust push rod axis of intake valve axis and exhaust valve axis, form delta-shaped region, occupy less arrangement areas, be convenient to the layout of other parts, do not change the layout of existing push rod, intake and exhaust channel can be provided with according to the intake and exhaust needs, guarantee cylinder intake and exhaust quality, reduce exhaust resistance, improve engine power and reduce discharging; Particularly for vertical shaft petrol engine, the air valve structure of this structure, 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, improve intake efficiency, increase flow perturbation in the cylinder in the air inlet of cylinder inner tissue, 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, the HC+NOx of discharging meets or exceeds the U.S. EPA standard, is example with the petrol engine of peak output (rotating speed 3600rpm) 3.0kW, power can be brought up to 3.6kW, and discharging is reduced to 8.0g/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 4.2kW, 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; Simultaneously, inclined valve can make the bridge of the nose district in the middle of the intake and exhaust channel wideer, is beneficial to cooling, increases non-deformability, has improved the cooling effect in bridge of the nose district greatly, has reduced cylinder head distortion at high temperature, has improved reliability.
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 cylinder head in the valve rocker triangular arrangement zone of present embodiment, comprise cylinder head body 1 and the gas-entered passageway 12 and the exhaust passage 11 that are arranged at cylinder head body 1, the cylinder head body 1 inboard firing chamber face 13 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, 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), 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; 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 intersects between inlet push rod axis and the exhaust push rod axis;
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.
In the present embodiment, intake valve 5 correspondences are provided with intake rocker 8 and inlet push rod, exhaust valve 9 correspondences are provided with exhaust rocker arm 2 and exhaust push rod, 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; 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.
In the present embodiment, the angle α between 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 is 90 ° ± 20 °; Have bigger angle, make valve zone be the equilateral triangle structure as possible, reduce occupation area, the parts that make Carburetor are easy arrangement more, and makes the cylinder head lightweight.
In the present embodiment, the line of described intake valve 5 axis and exhaust valve 9 axis is perpendicular to the line of inlet push rod axis and exhaust push rod axis; This architecture is simple, makes and realizes standardization easily, and the line of intake valve 5 axis and exhaust valve 9 axis is convenient to arrange gas-entered passageway 12 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.
In the present embodiment, described petrol engine is the vertical shaft structure, the line level of described intake valve 5 axis and exhaust valve 9 axis, the discharge directions of the airintake direction of gas-entered passageway 12 and exhaust passage 11 all is positioned at horizontal plane, intake valve 5 top along continuous straight runs are oblique to the gas-entered passageway inclination, and exhaust valve 9 top along continuous straight runs are 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.
In the present embodiment, 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 line to intake valve 5 axis and exhaust valve 9 axis in vertical plane tilts, because (intake valve or exhaust valve) rocking arm is a lever construction, with the pitman arm shaft is fulcrum, and the part that is used to drive valve is a resistance arm, and the part that cooperates with push rod is a power arm; This structure of the resistance arm of exhaust rocker arm 2 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, described firing chamber face 1 forms bridge of the nose district 14 between intake valve 5 and exhaust valve 11, be positioned at the air-cooled path 10 that 14 outsides, bridge of the nose district are provided with up/down perforation on the cylinder head body 1; Unimpeded air-cooled passage has improved the cooling effect in bridge of the nose district greatly fully, has reduced cylinder head distortion at high temperature, has improved the reliability of valve sealing; And cooling duct connects from the top down, with the wind direction that the vertical shaft petrol engine cooling air blows from the top down, does not need extra wind-guiding setting, has better cooling effect.
In the present embodiment, described firing chamber face 13 is the arch structure that spheric structure or smooth surface constitute; Be arch structure in the present embodiment, have less surface to volume ratio, increase the squish zone, compare when burning, can increase flow perturbation, improve the petrol engine working efficiency, reach the purpose that reduces fuel consume and discharging with sphere; 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, 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; 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.
In the present embodiment, described intake rocker seat 6 and exhaust rocker arm seat 4 are hatch frame, described intake rocker axle 7 two ends correspondences penetrate the opening both sides of intake rocker seat 6 and cooperating around the mode single-degree-of-freedom of self rotational, the opening internal fixation that described intake rocker 8 is positioned at intake rocker seat 6 is arranged at intake rocker axle 7; Described exhaust rocker arm axle 3 two ends correspondences penetrate the opening both sides of exhaust rocker arm seat 4 and cooperating around the mode single-degree-of-freedom of self rotational, the opening internal fixation that described exhaust rocker arm 2 is positioned at exhaust rocker arm seat 4 is arranged at exhaust rocker arm axle 3; Cooperating the fit system that can adopt prior art, comprise shaft shoulder restrictive axial degrees of freedom or the like around the mode single-degree-of-freedom of self rotational; Fixed rocking arm is in running, and the play of its all directions or rolling momentum are little, can effectively reduce the rate of fault of rocking arm, reduces maintenance cost; The reasonable Arrangement rocking arm is come in the position that is adapted to intake and exhaust, also is beneficial to guarantee to guarantee port timing valve timing, thereby improves performance and reduce discharging.
The invention also discloses a kind of petrol engine of using the cylinder head in valve rocker triangular arrangement zone, the cylinder head in this valve rocker triangular arrangement zone is installed on petrol engine, when this petrol engine is horizontal axis, is applied 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 (9)

1. the cylinder head in a valve rocker triangular arrangement zone, comprise cylinder head body and the gas-entered passageway and the exhaust passage that are arranged at the 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, 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, it is characterized in that: the line of the line of 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.
2. the cylinder head in valve rocker triangular arrangement according to claim 1 zone 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.
3. the cylinder head in valve rocker triangular arrangement according to claim 2 zone is characterized in that: the angle between the line of the line of described intake valve axis and exhaust valve axis and inlet push rod axis and exhaust push rod axis is 90 ° ± 20 °.
4. the cylinder head in valve rocker triangular arrangement according to claim 3 zone is characterized in that: the line of described intake valve axis and exhaust valve axis is perpendicular to the line of inlet push rod axis and exhaust push rod axis.
5. the cylinder head in valve rocker triangular arrangement according to claim 4 zone, it is characterized in that: described petrol engine is the vertical shaft structure, the line level of described intake valve axis and exhaust valve axis, it is oblique to the gas-entered passageway inclination that the airintake direction of gas-entered passageway and the discharge directions of exhaust passage all are positioned at horizontal plane intake valve top along continuous straight runs, and exhaust valve top along continuous straight runs is oblique to the exhaust passage inclination.
6. the cylinder head in valve rocker triangular arrangement according to claim 5 zone is characterized in that: 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 line to intake valve axis and exhaust valve axis in vertical plane tilts.
7. the cylinder head in valve rocker triangular arrangement according to claim 6 zone 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.
8. the cylinder head in valve rocker triangular arrangement according to claim 7 zone, it is characterized in that: described intake rocker seat and exhaust rocker arm seat are hatch frame, described intake rocker axle two ends correspondence penetrates the opening both sides of intake rocker seat and cooperating around the mode single-degree-of-freedom of self rotational, the opening internal fixation that described intake rocker is positioned at the intake rocker seat is arranged at the intake rocker axle; Described exhaust rocker arm axle two ends correspondence penetrates the opening both sides of exhaust rocker arm seat and cooperating around the mode single-degree-of-freedom of self rotational, the opening internal fixation that described exhaust rocker arm is positioned at the exhaust rocker arm seat is arranged at the exhaust rocker arm axle.
9. an application rights requires the petrol engine of the cylinder head in the described valve rocker triangular arrangement of 1 to 8 arbitrary claim zone, and it is characterized in that: the cylinder head in valve rocker triangular arrangement zone is installed on petrol engine.
CN2011200664470U 2011-03-14 2011-03-14 Cylinder head for valve rocker arranged into triangle area and gasoline engine using same Expired - Lifetime CN202001127U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011200664470U CN202001127U (en) 2011-03-14 2011-03-14 Cylinder head for valve rocker arranged into triangle area and gasoline engine using same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011200664470U CN202001127U (en) 2011-03-14 2011-03-14 Cylinder head for valve rocker arranged into triangle area and gasoline engine using same

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102305147A (en) * 2011-03-14 2012-01-04 隆鑫通用动力股份有限公司 Gasoline engine cylinder head assembly and gasoline engine
WO2012122819A1 (en) * 2011-03-14 2012-09-20 隆鑫通用动力股份有限公司 Air-cooled universal cylinder head for vertical-shaft gasoline engine and gasoline engine having same
WO2012122838A1 (en) * 2011-03-14 2012-09-20 隆鑫通用动力股份有限公司 Universal gasoline engine

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102305147A (en) * 2011-03-14 2012-01-04 隆鑫通用动力股份有限公司 Gasoline engine cylinder head assembly and gasoline engine
WO2012122819A1 (en) * 2011-03-14 2012-09-20 隆鑫通用动力股份有限公司 Air-cooled universal cylinder head for vertical-shaft gasoline engine and gasoline engine having same
WO2012122820A1 (en) * 2011-03-14 2012-09-20 隆鑫通用动力股份有限公司 Vertical-shaft gasoline engine cylinder head assembly and gasoline engine having same
WO2012122838A1 (en) * 2011-03-14 2012-09-20 隆鑫通用动力股份有限公司 Universal gasoline engine
US8733332B2 (en) 2011-03-14 2014-05-27 Loncin Motor Co., Ltd. General gasoline engine

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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: Cylinder head for valve rocker arranged into triangle area and gasoline engine using same

Granted publication date: 20111005

License type: Exclusive License

Record date: 20120920

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Granted publication date: 20111005

CX01 Expiry of patent term