JPS643057U - - Google Patents
Info
- Publication number
- JPS643057U JPS643057U JP9635887U JP9635887U JPS643057U JP S643057 U JPS643057 U JP S643057U JP 9635887 U JP9635887 U JP 9635887U JP 9635887 U JP9635887 U JP 9635887U JP S643057 U JPS643057 U JP S643057U
- Authority
- JP
- Japan
- Prior art keywords
- oil pan
- cylinder block
- bolt
- flange
- diameter
- 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
- 238000003780 insertion Methods 0.000 claims description 5
- 230000037431 insertion Effects 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 2
- 239000003921 oil Substances 0.000 claims 5
- 239000010705 motor oil Substances 0.000 claims 1
- 238000012856 packing Methods 0.000 claims 1
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
- Connection Of Plates (AREA)
Description
第１図は、本考案の実施例に係るエンジンのオ
イルパン離脱構造を示すオイルパン組付状態にお
ける断面図、第２図は、同構造におけるシリンダ
ブロツク底面部の端面図、第３図は、同構造にお
けるオイルパン部分の分離状態の平面図、第４図
ａ〜ｃは、上記実施例構造の各ボルト螺合孔部分
におけるオイルパン締結状態の要部拡大断面図、
第５図は、上記実施例構造の大径ボルト挿通孔部
におけるオイルパン離脱状態の要部拡大断面図で
ある。
１……シリンダブロツク、２……オイルパン取
付用フランジ部、３，４…ボルト螺合孔、５…オ
イルパン、７，８…ボルト挿通孔、９…小径ボル
ト、１０…大径ボルト、１１…液体パツキン、１
３…ボルト挿通口。
FIG. 1 is a cross-sectional view of an oil pan detachment structure for an engine according to an embodiment of the present invention, with the oil pan assembled, FIG. 2 is an end view of the bottom of the cylinder block in the same structure, and FIG. FIGS. 4a to 4c are plan views of the separated state of the oil pan portion in the same structure;
FIG. 5 is an enlarged sectional view of the main part of the large-diameter bolt insertion hole of the structure of the above embodiment in a state where the oil pan is removed. DESCRIPTION OF SYMBOLS 1...Cylinder block, 2...Oil pan mounting flange, 3, 4...Bolt threading hole, 5...Oil pan, 7, 8...Bolt insertion hole, 9...Small diameter bolt, 10...Large diameter bolt, 11 ...liquid packkin, 1
3...Bolt insertion port.
Claims (1)
ンジ部に対応したフランジ部を有し、当該フラン
ジ部を上記シリンダブロツクのオイルパン取付用
フランジ部に液体パツキンを介し複数のボルト部
材により接合固定することによりシリンダブロツ
ク下部に取付けられるエンジンのダイキヤスト製
のオイルパンにおいて、上記オイルパン側フラン
ジ部のボルト挿通孔の少なくとも一つを締結用ボ
ルトに対応した孔径よりも所定径大径の螺溝に形
成し、該大径の螺溝に当該ボルト挿通孔に本来挿
通される締結用ボルトよりも大径のボルトを螺合
することにより上記シリンダブロツクとオイルパ
ンとを離脱させるようにしたことを特徴とするエ
ンジンのオイルパン離脱構造。 The cylinder block has a flange corresponding to the oil pan mounting flange at the bottom of the cylinder block, and the flange is joined and fixed to the oil pan mounting flange of the cylinder block using a plurality of bolt members via a liquid packing. In a die-cast oil pan for an engine mounted at the bottom, at least one of the bolt insertion holes in the oil pan side flange is formed into a threaded groove having a predetermined diameter larger than the hole diameter corresponding to the fastening bolt. An engine oil characterized in that the cylinder block and the oil pan are separated by screwing together a bolt with a larger diameter than the fastening bolt originally inserted into the bolt insertion hole into the screw groove of the diameter. Pan breakaway structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987096358U JPH0752351Y2 (en) | 1987-06-22 | 1987-06-22 | Engine oil pan detachment structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1987096358U JPH0752351Y2 (en) | 1987-06-22 | 1987-06-22 | Engine oil pan detachment structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS643057U true JPS643057U (en) | 1989-01-10 |
| JPH0752351Y2 JPH0752351Y2 (en) | 1995-11-29 |
Family
ID=31321244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1987096358U Expired - Lifetime JPH0752351Y2 (en) | 1987-06-22 | 1987-06-22 | Engine oil pan detachment structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0752351Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022175763A (en) * | 2021-05-14 | 2022-11-25 | 本田技研工業株式会社 | fastening structure |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5789842U (en) * | 1980-11-19 | 1982-06-02 | ||
| JPS6043155A (en) * | 1983-08-17 | 1985-03-07 | Toyota Motor Corp | Mounting method of engine oil pan |
-
1987
- 1987-06-22 JP JP1987096358U patent/JPH0752351Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5789842U (en) * | 1980-11-19 | 1982-06-02 | ||
| JPS6043155A (en) * | 1983-08-17 | 1985-03-07 | Toyota Motor Corp | Mounting method of engine oil pan |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022175763A (en) * | 2021-05-14 | 2022-11-25 | 本田技研工業株式会社 | fastening structure |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0752351Y2 (en) | 1995-11-29 |
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