JPS6386313U

JPS6386313U -

Info

Publication number: JPS6386313U
Application number: JP18145986U
Authority: JP
Priority date: 1986-11-26
Filing date: 1986-11-26
Publication date: 1988-06-06
Anticipated expiration: 2001-11-26
Also published as: JPH0545764Y2

Description

[Brief explanation of the drawing]

第１〜７図は本考案の一実施例としての分離潤
滑エンジンを示すもので、第１図はその一部を破
断した模式図、第２図はその縦断面図、第３図は
その上部油循環系用ポンプを示す断面図、第４図
はその一部を破断した平面図、第５図はその分離
冷却系および分離潤滑系の説明図、第６図はその
変形例を示す平面図、第７図はその他の変形例を
示す平面図である。１……シリンダブロツク、２……シリンダヘツ
ド、３……シリンダヘツドアツパ、４……シリン
ダヘツドカバー、５……クランクカバー、６……
オイルパン、７……クランク軸、８……クランク
軸受、８ａ……クランク軸受のアツパ部、８ｂ…
…クランク軸受のロア部、９……ボルト、１０…
…通しボルト、１１……下部油循環系用オイルポ
ンプ、１２……ピストン、１３……ライナ部、１
３ａ……フランジ部、１３ｂ……突条、１４……
カバー、１５……オイルジヤケツト、１７……オ
イルギヤラリ、１８……高圧油路、１９……下部
油循環系用オイルフイルタ、２０……高圧油パイ
プ、２２……チエツクバルブ、２３……リターン
路、２４……オーバーフロー孔、２５……クラン
ク室、２６……戻り口、２７……弯曲板、２８…
…エンジン燃焼室、２９……ウオータジヤケツト
、２９ａ，２９ｂ……環状溝、３０……ウオータ
ギヤラリ、３０ａ，３０ｂ……環状溝、３１……
吸気ポート、３２……吸気マニホールド、３３…
…排気ポート、３４……排気マニホールド、３５
……吸気弁、３６……排気弁、３７……連通孔、
３８……吸気カム軸、３８′……吸排気カム軸、
３９……排気カム軸、４０……吸気弁ばね、４１
……排気弁ばね、４２……カム軸室、４３……下
部油循環系、４４……冷却水循環系、４５……上
部油循環系、５０……上部油循環系用オイルポン
プ、５０ａ……吸入口、５０ｂ……吐出口、５１
……上部油循環系用オイルフイルタ、５１ａ……
フイルタエレメント、５２……デイストリビユー
タ。 Figures 1 to 7 show a separate lubrication engine as an embodiment of the present invention. Figure 1 is a partially cutaway schematic diagram, Figure 2 is a vertical sectional view, and Figure 3 is an upper part of the engine. 4 is a partially cutaway plan view of the pump for the oil circulation system, FIG. 5 is an explanatory view of the separate cooling system and separate lubrication system, and FIG. 6 is a plan view showing a modification thereof. , FIG. 7 is a plan view showing another modification. 1... Cylinder block, 2... Cylinder head, 3... Cylinder head upper, 4... Cylinder head cover, 5... Crank cover, 6...
Oil pan, 7...Crankshaft, 8...Crank bearing, 8a...Top portion of crank bearing, 8b...
...Lower part of crank bearing, 9...Bolt, 10...
...Through bolt, 11...Oil pump for lower oil circulation system, 12...Piston, 13...Liner part, 1
3a...Flange portion, 13b...Protrusion, 14...
Cover, 15...Oil jacket, 17...Oil gear gallery, 18...High pressure oil path, 19...Oil filter for lower oil circulation system, 20...High pressure oil pipe, 22...Check valve, 23...Return path , 24... Overflow hole, 25... Crank chamber, 26... Return port, 27... Curved plate, 28...
...Engine combustion chamber, 29... Water jacket, 29a, 29b... Annular groove, 30... Water gear rally, 30a, 30b... Annular groove, 31...
Intake port, 32... Intake manifold, 33...
...Exhaust port, 34...Exhaust manifold, 35
...Intake valve, 36...Exhaust valve, 37...Communication hole,
38...Intake camshaft, 38'...Intake and exhaust camshaft,
39...Exhaust camshaft, 40...Intake valve spring, 41
... Exhaust valve spring, 42 ... Camshaft chamber, 43 ... Lower oil circulation system, 44 ... Cooling water circulation system, 45 ... Upper oil circulation system, 50 ... Oil pump for upper oil circulation system, 50a ... Suction port, 50b...Discharge port, 51
...Oil filter for upper oil circulation system, 51a...
Filter element, 52...Distributor.

Claims

[Scope of utility model registration request]

In an engine equipped with a cylinder head and a cylinder block superimposed on the cylinder head, an upper oil circulation system for lubricating the cylinder head side and a lower oil circulation system for lubricating the cylinder block side are provided separately, and The upper oil circulation system and the lower oil circulation system are each provided with an oil pump and an oil filter, and the oil filter for the upper oil circulation system is attached to the oil pump for the upper oil circulation system. Separately lubricated engine.