JPH03118246U - - Google Patents
Info
- Publication number
- JPH03118246U JPH03118246U JP2758090U JP2758090U JPH03118246U JP H03118246 U JPH03118246 U JP H03118246U JP 2758090 U JP2758090 U JP 2758090U JP 2758090 U JP2758090 U JP 2758090U JP H03118246 U JPH03118246 U JP H03118246U
- Authority
- JP
- Japan
- Prior art keywords
- oil pan
- oil
- vertical shaft
- bottom wall
- crankshaft
- 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
- 101150006573 PAN1 gene Proteins 0.000 claims 5
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Description
第１図〜第５図は本考案の実施例を示し、第１
図は実施例１を示す立軸エンジンのオイルパン周
辺の要部縦断面図、第２図は第１図の−線断
面図、第３図は同実施例１を示すオイルパンの要
部切欠斜視図、第４図は実施例２を示す第１図相
当図、第５図は第４図の−線断面図、第６図
は先行案を示す第１図相当図、第７図は同先行案
を示すオイルパンの要部平面図である。
Ｅ……立軸エンジン、１……オイルパン、２…
…１の底壁、３……軸受けボス、４……クランク
軸、５……軸受け筒部、６……オイルシール支持
筒部、７……リブ、８……１の周壁、１０……リ
ブ間底壁部、１２……連通孔、１３……７の一側
空間部分、１４……７の他側空間部分、１５……
オイル侵入室、Ａ……シリンダ軸心方向、Ｂ……
５の高さ領域。
1 to 5 show embodiments of the present invention.
The figure is a longitudinal cross-sectional view of the main part around the oil pan of a vertical shaft engine showing Embodiment 1, FIG. Figure 4 is a diagram equivalent to Figure 1 showing Embodiment 2, Figure 5 is a cross-sectional view taken along the line - - of Figure 4, Figure 6 is a diagram equivalent to Figure 1 showing the preceding plan, and Figure 7 is the same preceding figure. FIG. 2 is a plan view of the main parts of an oil pan showing a plan. E... Vertical shaft engine, 1... Oil pan, 2...
...Bottom wall of 1, 3...Bearing boss, 4...Crankshaft, 5...Bearing tube, 6...Oil seal support tube, 7...Rib, 8...Surrounding wall of 1, 10...Rib Bottom wall part, 12... communicating hole, one side space part of 13...7, other side space part of 14...7, 15...
Oil entry chamber, A...Cylinder axis direction, B...
5 height area.
Claims (1)
軸受けボス３を上向きに突出させ、軸受けボス３
の上端寄り部分をクランク軸４の軸受け筒部５と
して形成するとともに、軸受けボス３の下端寄り
部分をオイルシール支持筒部６として形成して構
成した立軸エンジンのオイルパンのクランク軸軸
受け装置において、 複数枚のリブ７，７を、互いに水平に並列させ
てシリンダの軸心方向Ａにほぼ沿わせた状態にし
て、軸受けボス３、オイルパン１の底壁２及び周
壁８の三者に亘つて一体に形成し、 複数枚のリブ７，７同士間のリブ間底壁部１０
をオイルパン底壁２よりも上方のクランク軸４の
軸受け筒部５の高さ領域Ｂ内で、軸受け筒部５と
オイルパン周壁８とに亘つて架設したことを特徴
とする立軸エンジンのオイルパンのクランク軸軸
受け装置。 ２ 上記リブ間底壁部１０の下方で、リブ７，７
の下部に連通孔１２を横断状に空け、この連通孔
１２でオイルパン１内のリブ７の一側空間部分１
３と他側空間部分１４とを連通させたことを特徴
とする請求項１に記載の立軸エンジンのオイルパ
ンのクランク軸軸受け装置。 ３ 上記複数枚のリブ７，７同士間でリブ間底壁
部１０の下側にオイル侵入室１５を形成し、オイ
ル侵入室１５をオイルパン１内のリブ７の一側空
間部分１３と他側空間部分１４とに対して上記連
通孔１２で連通させたことを特徴とする請求項２
に記載の立軸エンジンのオイルパンのクランク軸
軸受け装置。[Scope of Claim for Utility Model Registration] 1. A bearing boss 3 is made to protrude upward from a bottom wall 2 of an oil pan 1 of a vertical shaft engine E.
In a crankshaft bearing device for an oil pan of a vertical shaft engine, the upper end portion is formed as a bearing cylindrical portion 5 of the crankshaft 4, and the lower end portion of the bearing boss 3 is formed as an oil seal support cylindrical portion 6. A plurality of ribs 7, 7 are arranged horizontally in parallel with each other and substantially along the axial direction A of the cylinder, and are applied to the bearing boss 3, the bottom wall 2 of the oil pan 1, and the peripheral wall 8. The inter-rib bottom wall portion 10 between the plurality of ribs 7, 7 is integrally formed.
An oil for a vertical shaft engine, which is installed in a height region B of the bearing cylinder part 5 of the crankshaft 4 above the oil pan bottom wall 2 and extending between the bearing cylinder part 5 and the oil pan circumferential wall 8. Pan crankshaft bearing device. 2 Below the inter-rib bottom wall 10, the ribs 7, 7
A communication hole 12 is formed in a transverse manner in the lower part of the oil pan 1, and the communication hole 12 connects the rib 7 in the oil pan 1 to the space 1 on one side.
2. The crankshaft bearing device for an oil pan of a vertical shaft engine according to claim 1, wherein the crankshaft bearing device for an oil pan of a vertical shaft engine is made to communicate with the space portion 14 on the other side. 3. An oil intrusion chamber 15 is formed between the plurality of ribs 7, 7 on the lower side of the inter-rib bottom wall 10, and the oil intrusion chamber 15 is formed between one side space 13 of the rib 7 in the oil pan 1 and the other. Claim 2 characterized in that the communication hole 12 communicates with the side space portion 14.
A crankshaft bearing device for an oil pan of a vertical shaft engine described in .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2758090U JPH0734180Y2 (en) | 1990-03-16 | 1990-03-16 | Vertical engine oil pan crankshaft bearing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2758090U JPH0734180Y2 (en) | 1990-03-16 | 1990-03-16 | Vertical engine oil pan crankshaft bearing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03118246U true JPH03118246U (en) | 1991-12-06 |
| JPH0734180Y2 JPH0734180Y2 (en) | 1995-08-02 |
Family
ID=31530422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2758090U Expired - Lifetime JPH0734180Y2 (en) | 1990-03-16 | 1990-03-16 | Vertical engine oil pan crankshaft bearing device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0734180Y2 (en) |
-
1990
- 1990-03-16 JP JP2758090U patent/JPH0734180Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0734180Y2 (en) | 1995-08-02 |