JPH0191031U - - Google Patents
Info
- Publication number
- JPH0191031U JPH0191031U JP18632287U JP18632287U JPH0191031U JP H0191031 U JPH0191031 U JP H0191031U JP 18632287 U JP18632287 U JP 18632287U JP 18632287 U JP18632287 U JP 18632287U JP H0191031 U JPH0191031 U JP H0191031U
- Authority
- JP
- Japan
- Prior art keywords
- water
- cooling
- water jacket
- cooling water
- cooled
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000000498 cooling water Substances 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図はこの考案に係る水冷式冷却装置の第１
実施例をブロツク図的に示す概略図、第２図はこ
の実施例の一部を示す機関の概略図、第３図は第
２図の−線断面図、第４図Ａ，Ｂはこの実施
例に供される流路切換弁を示す断面図、第５図は
従来の水冷式冷却装置を示す概略図である。
２１……ラジエータ（放熱器）、２４……ウオ
ータポンプ（加圧機構）、２５……シリンダブロ
ツク側ウオータジヤケツト、２６……シリンダヘ
ツド側ウオータジヤケツト、３０……ブロツク側
ギヤラリー（冷却水通路）、３１……ヘツド用ギ
ヤラリー（冷却水補助通路）、３３……流路切換
弁。
Figure 1 shows the first diagram of the water-cooled cooling device according to this invention.
FIG. 2 is a schematic diagram of an engine showing a part of this embodiment, FIG. 3 is a cross-sectional view taken along the line -- in FIG. 2, and FIGS. 4A and B show this embodiment. FIG. 5 is a cross-sectional view showing a flow path switching valve used as an example, and a schematic view showing a conventional water-cooled cooling device. 21...Radiator (radiator), 24...Water pump (pressurizing mechanism), 25...Cylinder block side water jacket, 26...Cylinder head side water jacket, 30...Block side gear rally (cooling water passage) ), 31... Gear rally for head (cooling water auxiliary passage), 33... Flow path switching valve.
Claims (1)
よりシリンダブロツク側ウオータジヤケツトとシ
リンダヘツド側ウオータジヤケツトに強制循環さ
せて機関を冷却する装置において、前記シリンダ
ブロツク側ウオータジヤケツトをバイパスして前
記加圧機構とシリンダヘツド側ウオータジヤケツ
トとを連通する冷却水補助通路を設けると共に、
機関低回転域あるいは高負荷域に冷却水が主とし
て前記冷却水補助通路に流れるように切り換える
流路切換弁を設けたことを特徴とする内燃機関の
水冷式冷却装置。 In a device for cooling an engine by forcibly circulating cooling water cooled by a radiator to a cylinder block side water jacket and a cylinder head side water jacket by operating a pressurizing mechanism, the cylinder block side water jacket is bypassed. an auxiliary cooling water passage communicating between the pressurizing mechanism and the water jacket on the cylinder head side;
1. A water-cooled cooling device for an internal combustion engine, characterized in that a flow path switching valve is provided for switching the flow of cooling water mainly to the cooling water auxiliary passage in a low engine speed range or a high load range.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18632287U JPH0191031U (en) | 1987-12-07 | 1987-12-07 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18632287U JPH0191031U (en) | 1987-12-07 | 1987-12-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0191031U true JPH0191031U (en) | 1989-06-15 |
Family
ID=31477553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18632287U Pending JPH0191031U (en) | 1987-12-07 | 1987-12-07 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0191031U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006177334A (en) * | 2004-12-23 | 2006-07-06 | Hyundai Motor Co Ltd | Variable separation cooling structure of engine and cooling system of engine |
| JP2013504717A (en) * | 2009-09-16 | 2013-02-07 | ピールブルグ パンプ テクノロジー ゲゼルシャフト ミット ベシュレンクテル ハフツング | Mechanical coolant pump |
-
1987
- 1987-12-07 JP JP18632287U patent/JPH0191031U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006177334A (en) * | 2004-12-23 | 2006-07-06 | Hyundai Motor Co Ltd | Variable separation cooling structure of engine and cooling system of engine |
| JP4572131B2 (en) * | 2004-12-23 | 2010-10-27 | 現代自動車株式会社 | Engine variable separation cooling structure and engine cooling system |
| JP2013504717A (en) * | 2009-09-16 | 2013-02-07 | ピールブルグ パンプ テクノロジー ゲゼルシャフト ミット ベシュレンクテル ハフツング | Mechanical coolant pump |
| US8955471B2 (en) | 2009-09-16 | 2015-02-17 | Pierburg Pump Technology Gmbh | Mechanical coolant pump |