CN203130276U - Air-cooled type motorcycle engine cylinder head - Google Patents
Air-cooled type motorcycle engine cylinder head Download PDFInfo
- Publication number
- CN203130276U CN203130276U CN 201320066040 CN201320066040U CN203130276U CN 203130276 U CN203130276 U CN 203130276U CN 201320066040 CN201320066040 CN 201320066040 CN 201320066040 U CN201320066040 U CN 201320066040U CN 203130276 U CN203130276 U CN 203130276U
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- CN
- China
- Prior art keywords
- cylinder head
- air
- cooling
- face
- firing chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model belongs to the technical field of cooling and mainly relates to an air-cooled type motorcycle engine cylinder head. The air-cooled type motorcycle engine cylinder head is of an integral type and provided with a cooling air channel for cooling the air-cooled type motorcycle engine cylinder head. A cooling air channel entrance (10) is arranged on the front end face of the cylinder head, and cooling air channel exits are two in number. The cooling air channel exit A (11) is arranged on the rear end face of the cylinder head, and the cooling air channel exit B (12) is arranged on a side (13) of the cylinder head. The cooling air channel B (12) and a spark plug installation hole opening II (8) are arranged on the same side (13) of the cylinder head. According to the air-cooled type motorcycle engine cylinder head, two penetrating type cooling channel cooling integral cylinder heads are utilized, flow of air around the engine cylinder heads when a motorcycle runs is fully taken into consideration, and a good cooling effect is achieved.
Description
Technical field
The utility model belongs to the cooling technology field, relates to a kind of air-cooled motorcycle engine cylinder head.
Background technique
The motorcycle engine cylinder head has two kinds of air-cooled and water-cooleds, and air-cooled cylinder head is provided with radiator shutter around in the firing chamber, and engine cooling is to flow by air to take away heat from radiating fin; The water cooled cylinder head is provided with cooling jacket on every side in the firing chamber, and engine cooling is to circulate from chamber wall by water to take away heat.No matter be air-cooled cylinder head or water cooled cylinder head, all will consider cooling effect, can not cause engine overheat.The air-cooled cylinder head of existing motorcycle engine is because the restriction of process structure aspect, intake and exhaust port not necessarily is symmetrically distributed in the both sides, firing chamber, generally only be provided with one, two or three air ventilation cooling channels, thereby and the cooling channel differ and connect pattern before and after being arranged to surely and do not reach cooling heat dissipation effect preferably.
The model utility content
For solving the problems of the technologies described above, the purpose of this utility model is to propose a kind of air-cooled motorcycle engine cylinder head.
The utility model adopts following technological scheme for finishing the invention task:
A kind of air-cooled motorcycle engine cylinder head, described cylinder head is integrated type; Described cylinder head bottom surface has the firing chamber; Described firing chamber has the intake duct that combustion-supporting air is provided for it, and is provided with the air outlet flue of discharging waste gas; The suction port of described intake duct is positioned on the ear end face of cylinder head, and is connected with air-strainer, is convenient to combustion-supporting air and enters; The air outlet of described intake duct, the suction port of described air outlet flue are positioned at the firing chamber; The air outlet of described air outlet flue is positioned on the front-end face of cylinder head, and is connected with exhaust silencer, is convenient to the discharge of waste gas; Described firing chamber also has spark plug mounting hole, and described spark plug mounting hole is a through hole, and wherein the aperture I is positioned at the firing chamber, and the aperture II is positioned on the side of cylinder head.Described cylinder head is provided with for the cooling duct that it is cooled off, and described cooling duct entrance is positioned on the front-end face of cylinder head; Described cooling duct outlet is two; Wherein cooling duct outlet A is positioned on the cylinder head ear end face, and cooling duct outlet B is positioned at the side of cylinder head, and the aperture II of described cooling duct outlet B and spark plug mounting hole is positioned on the same side of cylinder head.
A kind of air-cooled motorcycle engine integrated type cylinder head that the utility model proposes, adopt two cooling duct cooling air cylinder heads, take into full account and reduce the motorcycle flow resistance that engine cylinder head surrounding atmosphere is passed cylinder head cooling air chamber when operation, effectively take away heat, thereby reached better cooling effect.
Description of drawings
Fig. 1 is the front-end face schematic representation of motorcycle engine cylinder head described in the utility model.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the ear end face schematic representation of cylinder head.
Fig. 4 is a side schematic view of cylinder head.
Fig. 5 is the cylinder head schematic bottom view.
Among the figure: 1, intake duct, 2, the suction port of intake duct, 3, the air outlet of intake duct, 4, air outlet flue, 5, the suction port of air outlet flue, 6, the air outlet of air outlet flue, 7, the aperture I, 8, aperture II, 9, firing chamber, 10, the cooling duct entrance, 11, cooling duct outlet A, 12, cooling duct outlet B, 13, the side.
Embodiment
Now by reference to the accompanying drawings the utility model is described in further detail.
As shown in Figure 1: a kind of air-cooled motorcycle engine cylinder head, described cylinder head is integrated type; In conjunction with Fig. 5, described cylinder head bottom surface has firing chamber 9; In conjunction with Fig. 2, described firing chamber 9 has the intake duct 1 that combustion-supporting air is provided for it, and is provided with the air outlet flue 4 of discharging waste gas; As shown in Figure 3, the suction port 2 of described intake duct is positioned on the ear end face of cylinder head, and is connected with air-strainer, is convenient to combustion-supporting air and enters; In conjunction with Fig. 5, the air outlet 3 of described intake duct is positioned at firing chamber 9; The suction port 5 of described air outlet flue is positioned at firing chamber 9; As shown in Figure 1, the air outlet 3 of described air outlet flue is positioned on the front-end face of cylinder head, and is connected with exhaust silencer, is convenient to the discharge of waste gas; Described firing chamber 9 also has spark plug mounting hole, and described spark plug mounting hole is a through hole, and wherein aperture I 7 is positioned at the firing chamber, and in conjunction with Fig. 4, aperture II 8 is positioned on the side 13 of cylinder head.As shown in Figure 2, described cylinder head is provided with for the cooling duct that it is cooled off, and described cooling duct entrance 10 is positioned on the front-end face of cylinder head; Described cooling duct outlet is two; Wherein cooling duct outlet A11 is positioned on the cylinder head ear end face, and cooling duct outlet B12 is positioned on the side 13 of cylinder head, and in conjunction with Fig. 4, the aperture II 8 of described cooling duct outlet B12 and spark plug mounting hole is positioned on the same side 13 of cylinder head.
Described cylinder head front-end face is that cylinder head is towards the end face of motorcycle direction of advance, when motorcycle moves, front-end face is the windward side, the cooling air enters 9 tops, firing chamber from cooling duct entrance 10, take away the heat that distribute the firing chamber, flow out from cooling duct outlet A11, cooling duct outlet B12 then.The air mobility status is shown in arrow among Fig. 2.
Claims (1)
1. air-cooled motorcycle engine cylinder head, described cylinder head bottom surface has firing chamber (9); Described firing chamber (9) has the intake duct that combustion-supporting air is provided for it, and is provided with the air outlet flue of discharging waste gas; The suction port of described intake duct (2) is positioned on the ear end face of cylinder head, and is connected with air-strainer; The suction port (5) of the air outlet of described intake duct (3), described air outlet flue is positioned at firing chamber (9); The air outlet of described air outlet flue (6) is positioned on the front-end face of cylinder head, and is connected with exhaust silencer; Described firing chamber also has spark plug mounting hole, and described spark plug mounting hole is a through hole, and wherein aperture I (7) is positioned at the firing chamber, and aperture II (8) is positioned on the side of cylinder head; It is characterized in that: described cylinder head is integrated type, and is provided with for the cooling duct that cylinder head is cooled off, and described cooling duct entrance (10) is positioned on the front-end face of cylinder head; Described cooling duct outlet is two; Wherein cooling duct exports A(11) be positioned on the cylinder head ear end face, cooling duct outlet B(12) be positioned at the side (13) of cylinder head, described cooling duct outlet B(12) be positioned on the same side (13) of cylinder head with the aperture II (8) of spark plug mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320066040 CN203130276U (en) | 2013-02-05 | 2013-02-05 | Air-cooled type motorcycle engine cylinder head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320066040 CN203130276U (en) | 2013-02-05 | 2013-02-05 | Air-cooled type motorcycle engine cylinder head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203130276U true CN203130276U (en) | 2013-08-14 |
Family
ID=48938266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320066040 Expired - Lifetime CN203130276U (en) | 2013-02-05 | 2013-02-05 | Air-cooled type motorcycle engine cylinder head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203130276U (en) |
-
2013
- 2013-02-05 CN CN 201320066040 patent/CN203130276U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130814 |