JPH0465917U - - Google Patents
Info
- Publication number
- JPH0465917U JPH0465917U JP10624190U JP10624190U JPH0465917U JP H0465917 U JPH0465917 U JP H0465917U JP 10624190 U JP10624190 U JP 10624190U JP 10624190 U JP10624190 U JP 10624190U JP H0465917 U JPH0465917 U JP H0465917U
- Authority
- JP
- Japan
- Prior art keywords
- head
- cover
- liquid passage
- liquid cooling
- overhead valve
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 claims description 23
- 238000001816 cooling Methods 0.000 claims description 10
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図〜第３図は本考案の実施例を示し、第１
図は部分油冷式縦型頭上弁デイーゼルエンジンの
要部縦断面図、第２図はヘツドカバーの斜視図、
第３図は同ヘツドカバーの底面図、第４図は従来
技術を示す第１図相当図である。
Ｅ……頭上弁エンジン、１……シリンダヘツド
、２……液冷室、３……ヘツド側通液路、４……
ヘツドカバー４、５……１の上端面、６……３の
出口、７……液冷手段、８……４の上壁、１０…
…カバー側通液路、１２……１０の入口、１３…
…４の下端面、１４，１５……４の側壁。
Figures 1 to 3 show embodiments of the present invention;
The figure is a vertical sectional view of the main parts of a partially oil-cooled vertical overhead valve diesel engine, and Figure 2 is a perspective view of the head cover.
FIG. 3 is a bottom view of the head cover, and FIG. 4 is a view corresponding to FIG. 1 showing the prior art. E... Overhead valve engine, 1... Cylinder head, 2... Liquid cooling chamber, 3... Head side liquid passage, 4...
Upper end surface of head covers 4, 5...1, 6...3 outlet, 7...liquid cooling means, 8...upper wall of 4, 10...
...Cover side liquid passage, 12...Inlet of 10, 13...
...lower end surface of 4, side walls of 14, 15...4.
Claims (1)
室２及びヘツド側通液路３を形成し、シリンダヘ
ツド１のヘツドカバー４側の上端面５にヘツド側
通液路３の出口６を開口し、液冷室２をヘツド側
通液路３を介して液冷手段７に連通した頭上弁エ
ンジンの液冷装置において、 上記ヘツドカバー４の少なくとも上壁８内を通
してカバー側通液路１０を形成し、カバー側通液
路１０の入口１２をヘツドカバー４のシリンダヘ
ツド１側の下端面１３に開口し、前記ヘツド側通
液路３の出口６をカバー側通液路１０の入口１２
に連通したことを特徴とする頭上弁エンジンの液
冷装置。 ２ ヘツドカバー４の対向する側壁の一方１４に
カバー側通液路１０の入口１２を配置し、カバー
側通液路１０を当該一方の側壁１４から上壁８及
び他方の側壁１５を経て再び上壁８に往復するよ
うに形成したことを特徴とする請求項１に記載の
頭上弁エンジンの液冷装置。 ３ カバー側通液路１０をヘツドカバー４の上壁
８で左右方向と前後方向のいずれかの方向に蛇行
させて形成したことを特徴とする請求項１に記載
の頭上弁エンジンの液冷装置。[Claims for Utility Model Registration] 1. A liquid cooling chamber 2 and a head side liquid passage 3 are formed in the cylinder head 1 of the overhead valve engine E, and a head side liquid passage is formed on the upper end surface 5 of the cylinder head 1 on the side of the head cover 4. In a liquid cooling system for an overhead valve engine, in which the outlet 6 of the head cover 4 is opened and the liquid cooling chamber 2 is communicated with the liquid cooling means 7 through the head side liquid passage 3, the liquid is passed through at least the upper wall 8 of the head cover 4 to the cover side. A liquid passage 10 is formed, the inlet 12 of the cover side liquid passage 10 is opened at the lower end surface 13 of the head cover 4 on the cylinder head 1 side, and the outlet 6 of the head side liquid passage 3 is opened in the cover side liquid passage 10. entrance 12
A liquid cooling system for an overhead valve engine, characterized by communicating with the overhead valve engine. 2. Arrange the inlet 12 of the cover side liquid passage 10 on one side 14 of the opposing side walls of the head cover 4, and connect the cover side liquid passage 10 from the one side wall 14 through the upper wall 8 and the other side wall 15 to the upper wall again. 2. The liquid cooling system for an overhead valve engine according to claim 1, wherein the liquid cooling system is formed to reciprocate in a direction of 8. 3. The liquid cooling system for an overhead valve engine according to claim 1, wherein the cover-side liquid passage 10 is formed by meandering in either the left-right direction or the front-back direction on the upper wall 8 of the head cover 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10624190U JPH0465917U (en) | 1990-10-09 | 1990-10-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10624190U JPH0465917U (en) | 1990-10-09 | 1990-10-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0465917U true JPH0465917U (en) | 1992-06-09 |
Family
ID=31852248
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10624190U Pending JPH0465917U (en) | 1990-10-09 | 1990-10-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0465917U (en) |
-
1990
- 1990-10-09 JP JP10624190U patent/JPH0465917U/ja active Pending
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