JPH0625616Y2 - Engine oil pan structure - Google Patents
Engine oil pan structureInfo
- Publication number
- JPH0625616Y2 JPH0625616Y2 JP1986011196U JP1119686U JPH0625616Y2 JP H0625616 Y2 JPH0625616 Y2 JP H0625616Y2 JP 1986011196 U JP1986011196 U JP 1986011196U JP 1119686 U JP1119686 U JP 1119686U JP H0625616 Y2 JPH0625616 Y2 JP H0625616Y2
- Authority
- JP
- Japan
- Prior art keywords
- oil
- oil pan
- lubricating oil
- pan structure
- pan
- 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.)
- Expired - Lifetime
Links
Description
【考案の詳細な説明】 （産業上の利用分野） 本考案はエンジンのオイルパン構造に関する。DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to an oil pan structure for an engine.
（従来の技術） 第４図において(31)はエンジン、(33)はシリンダロック
で、潤滑油(35)を貯油するオイルパン(37)はシリンダブ
ロック(33)下面に取着されている。そしてオイルパン(3
7)の側壁(39)は一般に平坦な面で形成され、潤滑油(35)
中にはオイルポンプに接続するストレーナ(41)が潤滑油
吸込口(43)を底壁(45)に臨ませて浸漬されている。(Prior Art) In FIG. 4, (31) is an engine, (33) is a cylinder lock, and an oil pan (37) for storing lubricating oil (35) is attached to the lower surface of the cylinder block (33). And oil pan (3
The side wall (39) of 7) is generally formed by a flat surface, and the lubricating oil (35)
The strainer (41) connected to the oil pump is immersed therein with the lubricating oil suction port (43) facing the bottom wall (45).
（考案が解決しようとする問題点） 一方、車両の加減速時や旋回時等には慣性力や遠心力等
の作用で潤滑油(35)の油面(35A)は水平面(35B)に対して
傾斜し、その結果潤滑油吸込口(43)は潤滑油(35)から露
出してエアを吸込み、潤滑油供給路中の潤滑油圧力を低
下させる等の不具合を生ずる。(Problems to be solved by the device) On the other hand, when the vehicle accelerates / decelerates or turns, the oil level (35A) of the lubricating oil (35) is different from the horizontal level (35B) by the action of inertial force or centrifugal force. As a result, the lubricating oil suction port (43) is exposed from the lubricating oil (35) and sucks in air, causing a problem such as lowering the lubricating oil pressure in the lubricating oil supply passage.
本考案は前記事情に鑑み案出されたものであって、本考
案の目的とする処は、車両の加減速時及び旋回時等に潤
滑油面が傾斜した場合であっても、潤滑油吸込口からの
エアの吸込みを防止することができるエンジンのオイル
パン構造を提供するにある。The present invention has been devised in view of the above circumstances, and the object of the present invention is to suck the lubricating oil even when the lubricating oil surface is inclined during acceleration / deceleration of the vehicle, turning, etc. An object is to provide an engine oil pan structure capable of preventing intake of air from the mouth.
（問題点を解決するための手段） 本考案は前記目的を達成するため、オイルパン(1)内の
潤滑油の規定された上限位置の油面高さよりも所定の寸
法上方の側壁(5)内周部に、潤滑油の流下を妨げること
のない断面形状をなしてオイルパン(1)の内方に膨出す
る所定の体積をなす中空材でなる空洞部材(9)を設け
た。(Means for Solving the Problems) In order to achieve the above-mentioned object, the present invention has a sidewall (5) above the oil level height at a prescribed upper limit position of the lubricating oil in the oil pan (1) by a predetermined dimension. A hollow member (9) made of a hollow material having a predetermined volume and having a cross-sectional shape that does not hinder the flow of the lubricating oil and bulging inward of the oil pan (1) was provided on the inner peripheral portion.
（作用） 油面傾斜時には所定の体積をなす空洞部材(9)が潤滑油
に浸漬され、潤滑油は空洞部材(9)の浸漬部が排除した
体積に相当する増量効果を受けることによってその油面
が上昇され、また、この増量効果は、潤滑油の油面が大
きく傾斜して空洞部材(9)の縁を超えた場合にも効果的
に作用し、さらに、潤滑油の流下の妨げとならないので
油面の水位が速やかに復帰され、かつ、空洞部材(9)は
その中空部によって排除体積に比較して軽量に構成され
る。(Operation) When the oil surface is tilted, the hollow member (9) having a predetermined volume is immersed in the lubricating oil, and the lubricating oil is subjected to the volume increasing effect corresponding to the volume excluded by the immersed portion of the hollow member (9), so that the oil The surface is raised, and the effect of this increase is also effective when the oil surface of the lubricating oil is greatly inclined and exceeds the edge of the cavity member (9), and further, it prevents the lubricating oil from flowing down. Since it does not occur, the water level on the oil surface is quickly restored, and the hollow member (9) is lighter in weight than the excluded volume due to the hollow portion.
（実施例） 以下、本考案の好適一実施例を添付図面に従って説明す
る。(Embodiment) A preferred embodiment of the present invention will be described below with reference to the accompanying drawings.
第１図はオイルパンの断面側面図、第２図は同平面図を
示す。FIG. 1 is a sectional side view of the oil pan, and FIG. 2 is a plan view thereof.
オイルパン(1)は底壁(3)と側壁(5)とで構成され、オイ
ルパン(1)は側壁(5)上端のフランジ部(7)を介してシリ
ンダブロック(33)下面に取着されている。The oil pan (1) is composed of a bottom wall (3) and a side wall (5), and the oil pan (1) is attached to the lower surface of the cylinder block (33) via a flange part (7) at the upper end of the side wall (5). Has been done.
潤滑油(35)はハイレベル(H)とローレベル(L)の間に油面
(35A)が位置するようにオイルパン(1)に貯油されてい
る。Lubricating oil (35) has oil level between high level (H) and low level (L).
Oil is stored in the oil pan (1) so that (35A) is located.
斯かるオイルパン(1)の側壁(5)にオイルパン(1)の内方
に膨出する膨出部(9)を設け、膨出部(9)は潤滑油の流下
を妨げることのない断面形状をなし、かつ、オイルパン
(1)の潤滑油収容容積を考慮して前記ハイレベル(H)高さ
よりも所定寸法上方に設ける。上述した膨出部(9)が空
洞部材に相当する。The side wall (5) of such an oil pan (1) is provided with a bulging part (9) that bulges inward of the oil pan (1), and the bulging part (9) does not hinder the flow of lubricating oil. Cross section and oil pan
In consideration of the lubricating oil storage volume of (1), it is provided above the high level (H) height by a predetermined dimension. The bulging portion (9) described above corresponds to a hollow member.
実施例では前記膨出部(9)を断面コ字状とした板材(11)
を用いてシリンダブロック(33)に接続するフランジ部
(7)の近傍に形成した。これにより、オイルパン(1)のフ
ランジ部(7)の剛性が向上されるので、締付力の均一化
によってシール性が向上され、また、エンジン(31)の振
動を抑えることができる。In the embodiment, the bulging portion (9) is a plate member (11) having a U-shaped cross section.
Flange that connects to the cylinder block (33) using
It was formed in the vicinity of (7). As a result, the rigidity of the flange portion (7) of the oil pan (1) is improved, the sealing performance is improved by uniformizing the tightening force, and the vibration of the engine (31) can be suppressed.
前記板材(11)は下面(11A)と、側面(11B)と、上面(11C)
を備え、板材(11)はオイルパン側壁(5)の全周にわたっ
て溶着し、下面(11A)には溶着時の気孔(13)を形成し、
第２図中(A)矢視は車両前方を示す。この気孔(13)は潤
滑油が流出入可能に形成され、この気孔(13)が出入口に
相当する。The plate material (11) has a lower surface (11A), a side surface (11B), and an upper surface (11C).
The plate material (11) is welded over the entire circumference of the oil pan side wall (5), and the lower surface (11A) has pores (13) for welding,
The arrow (A) in FIG. 2 indicates the front of the vehicle. The pores (13) are formed so that the lubricating oil can flow in and out, and the pores (13) correspond to the entrance and exit.
本実施例は前記のように構成したので、車両の加減速
時、旋回時等に油面(35A)が傾斜した場合であっても、
第１図に示すように膨出部(9)が潤滑油(35)中に浸漬す
る体積分油面(35A)を高さ(T)上昇でき、加減速時、旋回
時等における潤滑油吸込口(43)からのエアの吸込みを防
止することができ、また、油面水位の回復も速やかにな
される。Since the present embodiment is configured as described above, during acceleration / deceleration of the vehicle, even when the oil surface (35A) is inclined during turning,
As shown in Fig. 1, the bulge (9) can raise the volume (T) of the volume oil surface (35A) immersed in the lubricating oil (35) by height (T), so that the lubricating oil can be sucked in during acceleration / deceleration, turning, etc. Intake of air from the mouth (43) can be prevented, and the oil level water level can be quickly recovered.
第３図に平面図で示すオイルパン(1)は本考案の第２実
施例を示す。An oil pan (1) shown in plan view in FIG. 3 shows a second embodiment of the present invention.
第２実施例では下面(23A)、側面(23B)上面(23C)、端面
(23D)からなる膨出部（空洞部材）(25)を各オイルパン
側壁(5)に夫々個別に設けた点が前記第１実施例と異な
り、作用、効果について前記第１実施例と同様である。In the second embodiment, lower surface (23A), side surface (23B) upper surface (23C), end surface
Different from the first embodiment in that a bulging portion (cavity member) (25) composed of (23D) is individually provided on each oil pan side wall (5), and the action and effect are the same as those of the first embodiment. Is.
（考案の効果） 以上の説明で明らかなように本考案によれば、車両の加
減速時、旋回時等に潤滑油の油面が傾斜した場合であっ
ても、潤滑油吸込口からのエアの吸込みを防止すること
ができる。(Effect of the Invention) As is clear from the above description, according to the present invention, even when the oil surface of the lubricating oil is inclined during acceleration / deceleration of the vehicle, turning, etc., the air from the lubricating oil suction port is Can be prevented from being sucked.
第１図はオイルパンの断面側面図、第２図は同平面図、
第３図は第２実施例に係るオイルパンの平面図、第４図
は従来のオイルパンの断面側面図である。 尚図面中(1)はオイルパン、(5)は側壁、(7)はフランジ
部、(9)，(25)は膨出部（空洞部材）、(13)は気孔（出
入口）、(35)は潤滑油、(43)は潤滑油吸込口である。1 is a sectional side view of the oil pan, FIG. 2 is a plan view of the same,
FIG. 3 is a plan view of an oil pan according to the second embodiment, and FIG. 4 is a sectional side view of a conventional oil pan. In the drawings, (1) is an oil pan, (5) is a side wall, (7) is a flange portion, (9) and (25) are bulging portions (hollow members), (13) is pores (inlet / outlet), and (35) ) Is lubricating oil, and (43) is a lubricating oil suction port.
Claims (2)
置の油面高さよりも所定の寸法上方の側壁内周部に、潤
滑油の流下を妨げることのない断面形状をなしてオイル
パンの内方に膨出する所定の体積をなす中空材でなる空
洞部材を設けたことを特徴とするエンジンのオイルパン
構造。Claim: What is claimed is: 1. An oil pan having a cross-sectional shape that does not hinder the flow of the lubricating oil in the inner peripheral portion of the side wall that is a predetermined dimension above the oil surface height at a prescribed upper limit position of the lubricating oil in the oil pan. An oil pan structure for an engine, wherein a hollow member made of a hollow material having a predetermined volume that bulges inward is provided.
するフランジ部の近傍に配設されてなることを特徴とす
る実用新案登録請求の範囲第１項に記載のエンジンのオ
イルパン構造。2. The oil pan structure for an engine according to claim 1, wherein the cavity member is arranged in the vicinity of a flange portion connected to the cylinder block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986011196U JPH0625616Y2 (en) | 1986-01-28 | 1986-01-28 | Engine oil pan structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1986011196U JPH0625616Y2 (en) | 1986-01-28 | 1986-01-28 | Engine oil pan structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62124208U JPS62124208U (en) | 1987-08-07 |
| JPH0625616Y2 true JPH0625616Y2 (en) | 1994-07-06 |
Family
ID=30798189
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1986011196U Expired - Lifetime JPH0625616Y2 (en) | 1986-01-28 | 1986-01-28 | Engine oil pan structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0625616Y2 (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4909203A (en) * | 1988-04-26 | 1990-03-20 | Honda Giken Kabushiki Kaisha | Oil reservoir structure for engine |
| JP2519673B2 (en) * | 1988-04-26 | 1996-07-31 | 本田技研工業株式会社 | Engine oil reservoir structure |
| JP2010159733A (en) * | 2009-01-12 | 2010-07-22 | Honda Motor Co Ltd | Lubricating device for internal combustion engine |
| JP5513925B2 (en) * | 2010-02-25 | 2014-06-04 | 本田技研工業株式会社 | Crankcase structure |
| JP6300932B2 (en) * | 2014-08-07 | 2018-03-28 | 三菱電機株式会社 | Fuel supply device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS478266U (en) * | 1971-02-18 | 1972-09-30 | ||
| JPS5683617U (en) * | 1979-12-01 | 1981-07-06 | ||
| JPS5952113U (en) * | 1982-09-30 | 1984-04-05 | トヨタ自動車株式会社 | Oil pan |
-
1986
- 1986-01-28 JP JP1986011196U patent/JPH0625616Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62124208U (en) | 1987-08-07 |
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