JPS58102709U - Diesel engine piston cooling system - Google Patents

Diesel engine piston cooling system

Info

Publication number
JPS58102709U
JPS58102709U JP19398281U JP19398281U JPS58102709U JP S58102709 U JPS58102709 U JP S58102709U JP 19398281 U JP19398281 U JP 19398281U JP 19398281 U JP19398281 U JP 19398281U JP S58102709 U JPS58102709 U JP S58102709U
Authority
JP
Japan
Prior art keywords
oil
diesel engine
piston cooling
cooling system
engine piston
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
Application number
JP19398281U
Other languages
Japanese (ja)
Inventor
英男 河村
Original Assignee
いすゞ自動車株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by いすゞ自動車株式会社 filed Critical いすゞ自動車株式会社
Priority to JP19398281U priority Critical patent/JPS58102709U/en
Publication of JPS58102709U publication Critical patent/JPS58102709U/en
Pending legal-status Critical Current

Links

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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来のピストン冷却装置を一部分のみ示した縦
断面図、第２図は本案装置の第１実施例を示す縦断面図
、゛第３図は第２１ｍ−ｍ線部分の。 縦断面図、第４図はブロック図、第５図は第２実施例を
示す縦断面図である。 １・・・クラウン部、ＩＡ・・・燃焼室、３・・・ピス
トン、３Ａ・・・周壁部、４・・・オイルギヤラリ、７
・・・オイルジェット、１１・・・底板、１３・・・油
入口、１７・・・ポート、１８・・・チャンバ、１９・
・・弁体、２０・・・アクチュエータ、２１・・・コン
トローラ、２２・・・油温センサ、負荷センサ、２−４
・・・エンジン回転数セジサ、２５・・・アクチーエー
タ、Ａ・・・燃焼室、Ｂ・・・油溜室、Ｃ・・・油路。FIG. 1 is a longitudinal sectional view showing only a portion of a conventional piston cooling device, FIG. 2 is a longitudinal sectional view showing a first embodiment of the proposed device, and FIG. 3 is a section taken along line 21 mm. 4 is a block diagram, and FIG. 5 is a longitudinal sectional view showing a second embodiment. DESCRIPTION OF SYMBOLS 1... Crown part, IA... Combustion chamber, 3... Piston, 3A... Peripheral wall part, 4... Oil gear rally, 7
...Oil jet, 11...Bottom plate, 13...Oil inlet, 17...Port, 18...Chamber, 19...
... Valve body, 20... Actuator, 21... Controller, 22... Oil temperature sensor, load sensor, 2-4
...Engine speed changer, 25...Actuator, A...Combustion chamber, B...Oil reservoir chamber, C...Oil passage.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ピストンの燃焼室の裏側にオイルの高速旋回通過を自在
とした油溜室を形成する一方、この油溜室に形成した油
入口に先端を向けたオイルジェットの基端とオイルギヤ
ラリとを結ぶ油路に、エンジンの回転数、負荷、油温の
各設定値における開弁を自在とした弁体を設けてなるデ
ィーゼルエンジンのピストン冷却装置。An oil reservoir is formed on the back side of the combustion chamber of the piston, allowing the oil to freely circulate at high speed, while an oil passage connects the base end of the oil jet with its tip facing the oil inlet formed in this oil reservoir and the oil gear rally. A piston cooling device for a diesel engine, which is provided with a valve body that can be opened freely at each set value of engine speed, load, and oil temperature.
JP19398281U 1981-12-29 1981-12-29 Diesel engine piston cooling system Pending JPS58102709U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19398281U JPS58102709U (en) 1981-12-29 1981-12-29 Diesel engine piston cooling system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19398281U JPS58102709U (en) 1981-12-29 1981-12-29 Diesel engine piston cooling system

Publications (1)

Publication Number Publication Date
JPS58102709U true JPS58102709U (en) 1983-07-13

Family

ID=30107315

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19398281U Pending JPS58102709U (en) 1981-12-29 1981-12-29 Diesel engine piston cooling system

Country Status (1)

Country Link
JP (1) JPS58102709U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014185522A (en) * 2013-03-21 2014-10-02 Hitachi Automotive Systems Ltd Piston of internal combustion engine
JP2017008795A (en) * 2015-06-19 2017-01-12 大豊工業株式会社 Oil supply mechanism

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5870020A (en) * 1981-06-29 1983-04-26 Hino Motors Ltd Piston cooling and controlling apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5870020A (en) * 1981-06-29 1983-04-26 Hino Motors Ltd Piston cooling and controlling apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014185522A (en) * 2013-03-21 2014-10-02 Hitachi Automotive Systems Ltd Piston of internal combustion engine
JP2017008795A (en) * 2015-06-19 2017-01-12 大豊工業株式会社 Oil supply mechanism

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