JPH0332153U

JPH0332153U -

Info

Publication number: JPH0332153U
Application number: JP9336289U
Authority: JP
Priority date: 1989-08-07
Filing date: 1989-08-07
Publication date: 1991-03-28

Description

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

第１図〜第４図は本考案の実施例を示し、第１
図は本考案を適用した連続シリンダ型シリンダブ
ロツクの要部平面図、第２図は第１図の−線
矢視断面図、第３図は水冷多気筒エンジンの縦断
面図、第４図は別実施例の第２図相当図であり、
第５図及び第６図はそれぞれ異なる従来例の第２
図相当図である。Ｅ…水冷多気筒エンジン、１１…Ｅのシリンダ
ブロツク、１２…シリンダジヤケツト、１４…シ
リンダ壁、１５…連続肉壁部、２０…冷却水通路
、２１…上部開口部、２２…下部開口部。 1 to 4 show embodiments of the present invention.
The figure is a plan view of essential parts of a continuous cylinder type cylinder block to which the present invention is applied, Figure 2 is a sectional view taken along the - line in Figure 1, Figure 3 is a longitudinal sectional view of a water-cooled multi-cylinder engine, and Figure 4 is a longitudinal sectional view of a water-cooled multi-cylinder engine. It is a diagram corresponding to FIG. 2 of another embodiment,
Figures 5 and 6 show the second example of a different conventional example.
It is a figure equivalent figure. E... Water-cooled multi-cylinder engine, 11... E cylinder block, 12... Cylinder jacket, 14... Cylinder wall, 15... Continuous wall portion, 20... Cooling water passage, 21... Upper opening, 22... Lower opening.

Claims

【実用新案登録請求の範囲】水冷多気筒エンジンＥのシリンダブロツク１１
のシリンダジヤケツト１２内で前後方向に直列す
る複数のシリンダ壁１４を互いに前後に連続させ
て一体に形成し、シリンダ壁１４同士が連続する
連続肉壁部１５に冷却水通路２０を透設した水冷
多気筒エンジンの連続シリンダ型シリンダブロツ
クにおいて、シリンダ壁１４同士が連続する連続肉壁部１５
に透設する冷却水通路２０をシリンダブロツク１
１の上面に開口している上部開口部２１がシリン
ダジヤケツト１２に臨む下部開口部２２よりもシ
リンダ中心を結ぶ線に近接する状態に形成したこ
とを特徴とする水冷多気筒エンジンのシリンダブ
ロツク冷却装置。[Scope of claims for utility model registration] Cylinder block 11 of water-cooled multi-cylinder engine E
In the cylinder jacket 12, a plurality of cylinder walls 14 arranged in series in the front-rear direction are integrally formed so as to be continuous with each other in the front-rear direction, and a cooling water passage 20 is provided through a continuous wall portion 15 where the cylinder walls 14 are continuous. In a continuous cylinder type cylinder block of a water-cooled multi-cylinder engine, a continuous thick wall portion 15 where cylinder walls 14 are continuous with each other.
A cooling water passage 20 provided through the cylinder block 1
Cylinder block cooling for a water-cooled multi-cylinder engine, characterized in that an upper opening 21 opening on the upper surface of the cylinder jacket 1 is formed closer to a line connecting cylinder centers than a lower opening 22 facing the cylinder jacket 12. Device.