JPS643026U - - Google Patents
Info
- Publication number
- JPS643026U JPS643026U JP9623287U JP9623287U JPS643026U JP S643026 U JPS643026 U JP S643026U JP 9623287 U JP9623287 U JP 9623287U JP 9623287 U JP9623287 U JP 9623287U JP S643026 U JPS643026 U JP S643026U
- Authority
- JP
- Japan
- Prior art keywords
- lubricating oil
- cylinder
- oil
- jacket
- engine
- 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
- 239000010687 lubricating oil Substances 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 6
- 239000003921 oil Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 claims 1
- 239000010727 cylinder oil Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図は本考案にかかるエンジン冷却構造を備
えたエンジンの正面断面説明図である。第２図は
、第１図に示すエンジンのシリンダの壁温のトツ
プデツキからの距離に対する特性を示す図である
。第３図は、シリンダブロツクを潤滑油で冷却す
る冷却構造を備えた従来のエンジンの正面断面説
明図である。第４図と第５図とは、夫々トツプデ
ツキ付近のシリンダ壁をとくに強く冷却しつつシ
リンダブロツクを潤滑油で冷却する冷却構造を備
えた従来のエンジンの正面断面説明図である。第
６図は、暖機運転時のシリンダ壁温の上昇を促進
しつつシリンダブロツクを潤滑油で冷却する冷却
構造を備えた従来のエンジンである。
Ｅ…エンジン、５０…シリンダヘツド、５１…
シリンダブロツク、５３…オイルパン、５７…第
１ウオータジヤケツト、５８…シリンダ、６３…
第２ウオータジヤケツト、６７…オイルジヤケツ
ト、７１…潤滑油導入通路、７２…潤滑油導入孔
、７３…オーバーフロー穴、７４…潤滑油案内通
路。
FIG. 1 is a front sectional explanatory view of an engine equipped with an engine cooling structure according to the present invention. FIG. 2 is a diagram showing the characteristic of the wall temperature of the cylinder of the engine shown in FIG. 1 with respect to the distance from the top deck. FIG. 3 is a front sectional explanatory view of a conventional engine equipped with a cooling structure that cools the cylinder block with lubricating oil. FIGS. 4 and 5 are explanatory front cross-sectional views of a conventional engine equipped with a cooling structure that cools the cylinder block with lubricating oil while particularly strongly cooling the cylinder wall near the top deck. FIG. 6 shows a conventional engine equipped with a cooling structure that cools the cylinder block with lubricating oil while promoting an increase in cylinder wall temperature during warm-up operation. E...Engine, 50...Cylinder head, 51...
Cylinder block, 53... Oil pan, 57... First water jacket, 58... Cylinder, 63...
2nd water jacket, 67...oil jacket, 71...lubricating oil introduction passage, 72...lubricating oil introduction hole, 73...overflow hole, 74...lubricating oil guide passage.
Claims (1)
タジヤケツトを設けたエンジンにおいて、 シリンダ外周部にオイルジヤケツトを設けると
ともに、シリンダヘツドに供給された潤滑油を、
少なくとも１つのウオータジヤケツト内の冷却水
と熱交換させた後、上記オイルジヤケツトを通し
てオイルパンへ還流させる潤滑油案内手段を設け
たことを特徴とするエンジンの冷却構造。[Claim for Utility Model Registration] In an engine in which a water jacket is provided on the cylinder head and cylinder block, an oil jacket is provided on the outer circumference of the cylinder, and lubricating oil supplied to the cylinder head is
A cooling structure for an engine, characterized in that a lubricating oil guiding means is provided for causing heat exchange with the cooling water in at least one water jacket and then circulating the lubricating oil through the oil jacket to an oil pan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987096232U JPH0540267Y2 (en) | 1987-06-22 | 1987-06-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987096232U JPH0540267Y2 (en) | 1987-06-22 | 1987-06-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS643026U true JPS643026U (en) | 1989-01-10 |
| JPH0540267Y2 JPH0540267Y2 (en) | 1993-10-13 |
Family
ID=31321088
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987096232U Expired - Lifetime JPH0540267Y2 (en) | 1987-06-22 | 1987-06-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0540267Y2 (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61152724U (en) * | 1985-03-14 | 1986-09-20 |
-
1987
- 1987-06-22 JP JP1987096232U patent/JPH0540267Y2/ja not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61152724U (en) * | 1985-03-14 | 1986-09-20 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0540267Y2 (en) | 1993-10-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS63192936A (en) | Cylinder block for water-cooled engine | |
| JPS643026U (en) | ||
| JPS6214325Y2 (en) | ||
| JPH0451020Y2 (en) | ||
| JPH0169118U (en) | ||
| JPH0183112U (en) | ||
| JPS6111483Y2 (en) | ||
| JPS6432446U (en) | ||
| JPS6436621U (en) | ||
| JPH02118152U (en) | ||
| JPS62160730U (en) | ||
| JPH0240908U (en) | ||
| JPS6322325U (en) | ||
| JPH01148004U (en) | ||
| JPS6165216U (en) | ||
| JPS62169219U (en) | ||
| JPS62173535U (en) | ||
| JPH0321516U (en) | ||
| JPS60153843U (en) | Cylinder block cooling system | |
| JPS6271314U (en) | ||
| JPS6228055U (en) | ||
| JPS6346646U (en) | ||
| JPH02112930U (en) | ||
| JPS6192713U (en) | ||
| JPS6444308U (en) |