CN212079415U - Oil pan of engine - Google Patents
Oil pan of engine Download PDFInfo
- Publication number
- CN212079415U CN212079415U CN202020217068.6U CN202020217068U CN212079415U CN 212079415 U CN212079415 U CN 212079415U CN 202020217068 U CN202020217068 U CN 202020217068U CN 212079415 U CN212079415 U CN 212079415U
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- oil pan
- step platform
- platform part
- engine
- strengthening rib
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- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses an engine oil pan, which comprises a basin-shaped oil pan body and a mounting plate used for being connected with a gearbox; the oil pan body comprises a pan edge and a pan body in a step-shaped structure, wherein the pan edge is an oil pan mounting flange used for being connected with an engine; the pot body comprises a first step platform part, a second step platform part, a third step platform part, a fourth step platform part and a fifth step platform part which are sequentially increased in height; a first step floor portion disposed between the second step floor portion and the mounting plate; the fourth step platform part is arranged on the front end part of the second step platform part, and the third step platform part is arranged on the rear end part of the second step platform part; the front end part of the fifth step platform part is arranged on the fourth step platform part; the rear end of the fifth terrace portion is disposed on the third terrace portion. The utility model discloses an engine oil pan, intensity and rigidity are high, have promoted the mode of engine oil pan, have effectively reduced vibration and noise radiation.
Description
Technical Field
The utility model relates to a technical field of making an uproar falls in the oil pan especially relates to an engine oil pan.
Background
The main function of the sump is to store and supply oil to the lubrication system and to seal the engine in connection with the crankcase. Since the oil sump is directly connected to the crankcase, it is strongly excited by in-cylinder combustion. Meanwhile, the oil sump has the characteristics of thin wall, large surface and low rigidity, is very sensitive to vibration transmitted by other parts of the engine, is easy to excite and generate vibration and radiation noise, and is often the most main noise radiation source of the engine. Research has shown that the radiated noise from the oil sump can sometimes account for 15% -22% of the total engine noise. Therefore, the control of the radiation noise of the oil pan has important significance for reducing the overall noise of the engine.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an intensity and rigidity are high, have promoted the mode of engine oil pan, have effectively reduced vibration and noise radiation's engine oil pan.
In order to achieve the purpose, the utility model provides an engine oil pan, which comprises a basin-shaped oil pan body and a mounting plate which is arranged at the rear end of the oil pan body and is used for being connected with a gearbox; the oil pan body comprises a pan edge and a pan body in a stepped structure, the pan edge is an oil pan mounting flange used for being connected with an engine, and the mounting plate and the pan body are arranged on the same side of the oil pan mounting flange;
the pot body comprises a first step platform part, a second step platform part, a third step platform part, a fourth step platform part and a fifth step platform part which are sequentially increased in height; the first step platform part is arranged between the second step platform part and the mounting plate, and the first step platform part is positioned at the rear side of the second step platform part; the third step platform part, the fourth step platform part and the fifth step platform part are all arranged above the second step platform part; the fourth step platform part is arranged on the front end part of the second step platform part, and the third step platform part is arranged on the rear end part of the second step platform part; the front end part of the fifth step platform part is arranged on the fourth step platform part; the rear end of the fifth terrace portion is arranged on the third terrace portion.
Further, the first step platform part and the second step platform part are connected smoothly; the fourth step platform part is connected with the second step platform part smoothly, and the third step platform part is connected with the second step platform part smoothly; the front end part of the fifth step platform part is smoothly connected with the fourth step platform part; the rear end part of the fifth step platform part is connected with the third step platform part in a smooth mode.
Further, be provided with on the oil pan body and be the V font first strengthening rib, the root of first strengthening rib with the mounting panel is connected, the tip of first strengthening rib with second step platform portion is connected.
Further, be provided with the second strengthening rib on the left surface of oil pan body, the second strengthening rib is followed oil pan mounting flange extends to third ladder platform portion through second ladder platform portion.
Further, still be provided with the third strengthening rib on the left surface of oil pan body, the third strengthening rib is followed oil pan mounting flange extends to fourth ladder platform portion through second ladder platform portion.
Further, be provided with the fifth strengthening rib on the leading flank of oil pan body, the fifth strengthening rib is from oil pan mounting flange through the preceding terminal surface of oil pan body in proper order fourth ladder platform portion and fifth ladder platform portion extend to third ladder platform portion.
Further, be provided with the fourth strengthening rib on the right flank of oil pan body, the fourth strengthening rib is followed oil pan mounting flange extends to fifth ladder platform portion through second ladder platform portion.
Furthermore, a sixth reinforcing rib is arranged on the fifth stepped platform part, and the fourth reinforcing rib, the fifth reinforcing rib and the sixth reinforcing rib are arranged to form a # -shaped structure.
Further, the fifth stepped platform part inclines upwards from right to left, and an oil drain hole is formed in the left side of the fifth stepped platform part.
Further, the bottom of the inner surface of the oil pan body is provided with a groove communicated with the oil drain hole.
Compared with the prior art, the utility model has the following advantage:
the utility model discloses an engine oil pan, simple structure, low in manufacturing cost when satisfying lubricated and sealed requirement, through designing into five stair structure to engine oil pan to set up the strengthening rib on the different positions of oil pan body, not only promoted the bending mode of engine complete machine, and have the function that reduces vibration and noise radiation, make the NVH performance of engine obtain obvious promotion.
Drawings
FIG. 1 is a schematic structural diagram of an engine oil pan according to the present invention;
fig. 2 is a schematic structural view of another view angle of the engine oil pan according to the present invention;
FIG. 3 is a top view of the engine oil pan of the present invention;
FIG. 4 is a front view of an engine oil pan according to the present invention;
fig. 5 is a bottom view of the engine oil pan according to the present invention.
In the figure:
1-an oil pan body, 10-a pot body, 11-a first step platform part, 12-a second step platform part, 13-a third step platform part, 14-a fourth step platform part and 15-a fifth step platform part; 2-oil pan mounting flange; 3-mounting plate, 31-bolt hole, 32-weight reduction chamber; 4-a first reinforcing rib; 5-a second reinforcing rib; 6-a third reinforcing rib; 7-a fourth reinforcing rib; 8-strengthening the muscles by the fifth; 9-a sixth reinforcing rib; 16-strengthening indentation protrusions; 17-reinforcing bosses; 18-U-shaped concave part, 19-oil drain hole; 20-groove.
Detailed Description
The structural features of the components of the present invention will be described in detail below, and if directions (up, down, left, right, front, and rear) are described, the structure shown in fig. 1 is used as a reference for description, but the practical use direction of the present invention is not limited thereto. The following describes the present invention with reference to the accompanying drawings.
Referring to fig. 1 to 5, the present embodiment discloses an engine oil pan, which includes a basin-shaped oil pan body 1 and a mounting plate 3 disposed at the rear end of the oil pan body 1 and used for connecting with a transmission case; the oil pan body 1 comprises a pan edge and a pan body 10 in a stepped structure, the pan edge is used for an oil pan mounting flange 2 connected with an engine, and the mounting plate 3 and the pan body 10 are arranged on the same side of the oil pan mounting flange 2.
The pot body 10 comprises a first step platform part 11, a second step platform part 12, a third step platform part 13, a fourth step platform part 14 and a fifth step platform part 15 which are sequentially increased in height; the first step platform part 11 is arranged between the second step platform part 12 and the mounting plate 3, and the first step platform part 11 is positioned at the rear side of the second step platform part 12; the third terrace portion 13, the fourth terrace portion 14 and the fifth terrace portion 15 are all arranged above the second terrace portion 12; the fourth terrace portion 14 is provided on the front end portion of the second terrace portion 12, and the third terrace portion 13 is provided on the rear end portion of the second terrace portion 12; the front end portion of the fifth terrace portion 15 is provided on the fourth terrace portion 14; the rear end portion of the fifth terrace portion 15 is provided on the third terrace portion 13. The first step platform portion 11, second step platform portion 12, third step platform portion 13, fourth step platform portion 14 and the fifth step platform portion 15 that set up on the basin body 10 have avoided big planar structure, have promoted the mode of engine oil pan, and rigidity and intensity increase have effectively reduced vibration and noise radiation.
In this embodiment, the oil pan body 1 is provided with the first reinforcing rib 4 in a V shape, the root of the first reinforcing rib 4 is connected to the mounting plate 3, and the end of the first reinforcing rib 4 is connected to the second stepped section 12. First strengthening rib 4 can strengthen the whole of oil pan, has promoted the bending mode of engine complete machine, has still promoted hookup nature between mounting panel 3 and the oil pan body 1, makes the noise reduction effect of oil pan will be better.
In the present embodiment, the first step platform part 11 and the second step platform part 12 are connected smoothly; the fourth step platform part 14 is smoothly connected with the second step platform part 12, and the third step platform part 13 is smoothly connected with the second step platform part 12; the front end part of the fifth step platform part 15 is smoothly connected with the fourth step platform part 14; the rear end of the fifth terrace portion 15 is smoothly connected to the third terrace portion 13.
In the present embodiment, the second reinforcing rib 5 is provided on the left side surface of the oil pan body 1, and the second reinforcing rib 5 extends from the oil pan mounting flange 2 to the third stepped section 13 through the second stepped section 12. The rigidity of the side face of the oil pan can be improved by the second reinforcing ribs 5, and the noise reduction effect of the oil pan can be better.
In the present embodiment, the left side surface of the oil pan body 1 is further provided with third reinforcing ribs 6, and the third reinforcing ribs 6 extend from the oil pan mounting flange 2 to the fourth stepped deck portion 14 through the second stepped deck portion 12. The third reinforcing ribs 6 can improve the rigidity of the side face of the oil pan, and the noise reduction effect of the oil pan is better.
In this embodiment, the front side surface of the oil pan body 1 is provided with the fifth reinforcing ribs 8, and the fifth reinforcing ribs 8 extend from the oil pan mounting flange 2 to the third stepped portion 13 sequentially through the front end surface of the oil pan body 1, the fourth stepped portion 14, and the fifth stepped portion 15. The fifth reinforcing ribs 8 can enhance the rigidity of the whole engine oil pan and can also change the structure of the front end of the engine oil pan, so that the modal coupling probability of the engine oil pan and the front cover shell is reduced, and the noise radiation quantity generated by the front end face of the engine is reduced.
In the present embodiment, the fourth reinforcing rib 7 is provided on the right side surface of the oil pan body 1, and the fourth reinforcing rib 7 extends from the oil pan mounting flange 2 to the fifth stepped deck portion 15 through the second stepped deck portion 12. The rigidity of the side face of the oil pan can be improved by the fourth reinforcing ribs 7, and the noise reduction effect of the oil pan is better.
In this embodiment, the fifth terrace portion 15 is provided with the sixth rib 9, and the fourth rib 7, the fifth rib 8 and the sixth rib 9 are arranged to form a # -shape. The bottom of the oil pan can be effectively reduced to bulge by the aid of the groined structure, and radiation quantity of noise is reduced.
In the present embodiment, the fifth stepped deck 15 is inclined upward from right to left, and the oil drain hole 19 is provided on the left side of the fifth stepped deck 15. The fifth stepped platform portion 15 is inclined upward from right to left so that impurities in the engine oil can sink down to the vicinity of the oil drain hole 19.
In the present embodiment, the bottom of the inner surface of the oil pan body 1 is provided with a groove 20 communicating with the oil drain hole 19. The groove 20 is arranged beside the oil drain hole, so that impurities can be accommodated, the impurities cannot enter the lubricating system again through the oil pump, and the impurities in the engine oil can be effectively drained out when the engine oil is replaced.
In the present embodiment, the inner surface of the oil pan body 1 is a smooth surface. No reinforcing rib is arranged, so that the influence of the reinforcing rib on the fluidity of the lubricating oil in the shell is avoided, and the possibility of impurity deposition is reduced.
In the present embodiment, the mounting plate 3 is provided with bolt holes 31 for connection with the transmission case, and the mounting plate 3 is further provided with weight reduction chambers 32. On the premise of ensuring the rigidity of connection with the gearbox, the weight of the engine oil sump is reduced by the weight-reducing chamber 32.
In the present embodiment, a plurality of indentation protrusions 16 are disposed between the second step portion 12 and the third step portion 13, so as to reinforce the local structure.
In this embodiment, the oil pan mounting flange 2 is provided with a plurality of mounting holes, and a reinforcing boss 17 is provided around each mounting hole. U-shaped concave parts 18 are uniformly distributed on each side face of the oil pan, the root of each U-shaped concave part 18 is over against a reinforcing boss 17, the rigidity of each side face of the oil pan can be improved, and the bulging amount of each side face is reduced, so that the purpose of reducing the noise radiation amount is achieved.
The utility model discloses an engine oil pan, simple structure, low in manufacturing cost when satisfying lubricated and sealed requirement, through designing into five stair structure to engine oil pan to set up the strengthening rib on the different positions of oil pan body, not only promoted the bending mode of engine complete machine, and have the function that reduces vibration and noise radiation, make the NVH performance of engine obtain obvious promotion.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. An engine oil pan, characterized by: the oil pan comprises a basin-shaped oil pan body (1) and a mounting plate (3) which is arranged at the rear end of the oil pan body (1) and used for being connected with a gearbox; the oil pan body (1) comprises a pan edge and a pan body (10) in a step-shaped structure, the pan edge is an oil pan mounting flange (2) used for being connected with an engine, and the mounting plate (3) and the pan body (10) are arranged on the same side of the oil pan mounting flange (2);
the pot body (10) comprises a first step platform part (11), a second step platform part (12), a third step platform part (13), a fourth step platform part (14) and a fifth step platform part (15) which are sequentially increased in height; the first step platform part (11) is arranged between the second step platform part (12) and the mounting plate (3), and the first step platform part (11) is positioned at the rear side of the second step platform part (12); the third step platform part (13), the fourth step platform part (14) and the fifth step platform part (15) are all arranged above the second step platform part (12); the fourth step platform part (14) is arranged on the front end part of the second step platform part (12), and the third step platform part (13) is arranged on the rear end part of the second step platform part (12); the front end part of the fifth step platform part (15) is arranged on the fourth step platform part (14); the rear end of the fifth step platform part (15) is arranged on the third step platform part (13).
2. The engine oil pan of claim 1, wherein: the first step platform part (11) is smoothly connected with the second step platform part (12); the fourth step platform part (14) is smoothly connected with the second step platform part (12), and the third step platform part (13) is smoothly connected with the second step platform part (12); the front end part of the fifth step platform part (15) is smoothly connected with the fourth step platform part (14); the rear end part of the fifth step platform part (15) is smoothly connected with the third step platform part (13).
3. The engine oil pan of claim 1, wherein: be provided with first strengthening rib (4) that are the V font on oil pan body (1), the root of first strengthening rib (4) with mounting panel (3) are connected, the tip of first strengthening rib (4) with second step platform portion (12) are connected.
4. The engine oil pan of claim 1, wherein: be provided with second strengthening rib (5) on the left surface of oil pan body (1), second strengthening rib (5) are followed oil pan mounting flange (2) extend to third ladder platform portion (13) through second ladder platform portion (12).
5. The engine oil pan of claim 4, wherein: still be provided with third strengthening rib (6) on the left surface of oil pan body (1), third strengthening rib (6) are followed oil pan mounting flange (2) extend to fourth ladder platform portion (14) through second ladder platform portion (12).
6. The engine oil pan of claim 1, wherein: be provided with fifth strengthening rib (8) on the leading flank of oil pan body (1), fifth strengthening rib (8) pass through the preceding terminal surface of oil pan body (1) in proper order from oil pan mounting flange (2) fourth step platform portion (14) and fifth step platform portion (15) extend to third step platform portion (13).
7. An engine oil pan according to claim 6, wherein: be provided with fourth strengthening rib (7) on the right flank of oil pan body (1), fourth strengthening rib (7) are followed oil pan mounting flange (2) extend to fifth ladder platform portion (15) through second ladder platform portion (12).
8. An engine oil pan according to claim 7, wherein: and a sixth reinforcing rib (9) is arranged on the fifth stepped platform part (15), and the fourth reinforcing rib (7), the fifth reinforcing rib (8) and the sixth reinforcing rib (9) are arranged to form a # -shaped structure.
9. The engine oil pan of claim 1, wherein: the fifth step platform part (15) inclines upwards from right to left, and an oil drain hole (19) is formed in the left side of the fifth step platform part (15).
10. The engine oil pan of claim 9, wherein: and a groove (20) communicated with the oil drain hole (19) is formed in the bottom of the inner surface of the oil pan body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020217068.6U CN212079415U (en) | 2020-02-27 | 2020-02-27 | Oil pan of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020217068.6U CN212079415U (en) | 2020-02-27 | 2020-02-27 | Oil pan of engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212079415U true CN212079415U (en) | 2020-12-04 |
Family
ID=73559482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020217068.6U Active CN212079415U (en) | 2020-02-27 | 2020-02-27 | Oil pan of engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212079415U (en) |
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2020
- 2020-02-27 CN CN202020217068.6U patent/CN212079415U/en active Active
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