JPS59142442U - Cooling structure of mold-cast cylinder head - Google Patents
Cooling structure of mold-cast cylinder headInfo
- Publication number
- JPS59142442U JPS59142442U JP3703383U JP3703383U JPS59142442U JP S59142442 U JPS59142442 U JP S59142442U JP 3703383 U JP3703383 U JP 3703383U JP 3703383 U JP3703383 U JP 3703383U JP S59142442 U JPS59142442 U JP S59142442U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder head
- cooling water
- water passage
- mold
- cooling structure
- 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.)
- Granted
Links
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の砂型鋳造製シリンダーヘッドの冷却構造
を説明するためにエンジンの一部を示す断面図であり、
第２〜４図は本考案の一実施例としての金型鋳造製シリ
ンダーヘッドの冷却構造を示すもので、第２図はその冷
却水通路の配置状態を上方から見た模式図、第３図は第
２図の■−■矢視断面図、第４図は第２図のＩＶ−ＩＶ
矢視断面図である。
１・・・・・・第１の冷却水通路、２・・・・・・第２
の冷却水通路、３・・・・・・第３の冷却水通路、４・
・・・・・ラジェーター、５・・・・・・点火プラグ、
６・・・・・・シリンダーヘッドボルト、６ａ・・・・
・・シリンダーヘッドボルト穴、７・・・・・・吸気ポ
ート、８・・・・・・排気ポート、９・・・・・・カム
軸受部、１０・・・・・・バルブシート、１１・・・・
・・ウォータージャケット、１２・・・・・・燃焼室形
成用凹所、１３・・・・・・吸気弁ガイド孔、１４・・
・・・・排気弁ガイド孔、Ａ・・・・・・シリンダーヘ
ッド、Ｂ・・・・・・シリンダーブロック、Ｃ・・・・
・・シリンダー。FIG. 1 is a sectional view showing a part of an engine to explain the cooling structure of a conventional sand-cast cylinder head.
Figures 2 to 4 show the cooling structure of a mold-cast cylinder head as an embodiment of the present invention. Figure 2 is a schematic view of the arrangement of the cooling water passages seen from above, and Figure 3. is a sectional view taken along the ■-■ arrow in Figure 2, and Figure 4 is a cross-sectional view taken along the line IV-IV in Figure 2.
It is an arrow sectional view. 1...First cooling water passage, 2...Second
cooling water passage, 3...Third cooling water passage, 4.
...Radiator, 5...Spark plug,
6...Cylinder head bolt, 6a...
... Cylinder head bolt hole, 7 ... Intake port, 8 ... Exhaust port, 9 ... Cam bearing part, 10 ... Valve seat, 11 ... ...
... Water jacket, 12 ... Combustion chamber formation recess, 13 ... Intake valve guide hole, 14 ...
...Exhaust valve guide hole, A...Cylinder head, B...Cylinder block, C...
··cylinder.
Claims (1)
す複数のシリンダーの上部を取り囲むように上記シリン
ダーヘッドの下面側に連続的に配設された第１の冷却水
通路と、上記シリンダーヘッドの中央部にシリンダー列
方向に沿い配設された第２の冷却水通路とをそなえ、上
記シリンダーヘッドにおける上記の複数のシリンダーの
相互間に対応する部分に、上記第１の冷却水通路と上記
第２の冷却水通路とを連通させるほぼ直線状の第３の冷
却水通路が設けられたことを特徴とする、金型鋳造製シ
リンダーヘッドの冷却構造−In a mold-casting cylinder head, a first cooling water passage is continuously provided on the lower surface side of the cylinder head so as to surround the upper portions of a plurality of cylinders arranged in a row, and a central portion of the cylinder head is provided. and a second cooling water passage arranged along the cylinder row direction, and the first cooling water passage and the second cooling water passage are provided in a portion of the cylinder head corresponding to between the plurality of cylinders. A cooling structure for a mold-cast cylinder head, characterized by a substantially linear third cooling water passage communicating with the cooling water passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3703383U JPS59142442U (en) | 1983-03-15 | 1983-03-15 | Cooling structure of mold-cast cylinder head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3703383U JPS59142442U (en) | 1983-03-15 | 1983-03-15 | Cooling structure of mold-cast cylinder head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59142442U true JPS59142442U (en) | 1984-09-22 |
| JPH0118814Y2 JPH0118814Y2 (en) | 1989-06-01 |
Family
ID=30167694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3703383U Granted JPS59142442U (en) | 1983-03-15 | 1983-03-15 | Cooling structure of mold-cast cylinder head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59142442U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6232264A (en) * | 1985-08-02 | 1987-02-12 | Toyota Motor Corp | Cooling water passage structure in cylinder head of internal-combustion engine |
-
1983
- 1983-03-15 JP JP3703383U patent/JPS59142442U/en active Granted
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6232264A (en) * | 1985-08-02 | 1987-02-12 | Toyota Motor Corp | Cooling water passage structure in cylinder head of internal-combustion engine |
| JPH0357301B2 (en) * | 1985-08-02 | 1991-08-30 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0118814Y2 (en) | 1989-06-01 |
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