CN215672392U - Integrated crankshaft bearing cover type oil pan upper body - Google Patents
Integrated crankshaft bearing cover type oil pan upper body Download PDFInfo
- Publication number
- CN215672392U CN215672392U CN202120166651.3U CN202120166651U CN215672392U CN 215672392 U CN215672392 U CN 215672392U CN 202120166651 U CN202120166651 U CN 202120166651U CN 215672392 U CN215672392 U CN 215672392U
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- CN
- China
- Prior art keywords
- oil pan
- crankshaft bearing
- bearing cover
- upper body
- pan upper
- 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.)
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- 229910001018 Cast iron Inorganic materials 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011265 semifinished product Substances 0.000 description 1
Images
Landscapes
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model relates to an integrated crankshaft bearing cover type oil pan upper body, and belongs to the technical field of design and manufacture of automobile engines. The utility model discloses an integrated crankshaft bearing cover type oil pan upper body, which comprises an oil pan upper body and a crankshaft bearing cover, wherein the oil pan upper body and the crankshaft bearing cover are integrally cast and molded; the oil pan upper body is divided into a plurality of cavity bodies with upper and lower openings by the connecting beam, and the crankshaft bearing cover is cast on the connecting beam. The integrated bearing cover type oil pan is easy to manufacture and convenient to manage, avoids the hidden trouble of mistaken installation, strengthens the strength of the whole structure, and is favorable for improving the NVH performance and can be applied to an engine with an upper oil pan body.
Description
Technical Field
The utility model relates to the technical field of design and manufacture of automobile engines, in particular to an integrated crankshaft bearing cover type oil pan upper body.
Background
The upper body of the oil pan is positioned at the lower part of the crankcase, and during assembly, the upper surface of the upper body of the oil pan is connected with a cylinder body of an engine, and the lower surface of the upper body of the oil pan is connected with the oil pan; in the prior art, the oil pan upper body and the crankshaft bearing cap are designed, manufactured and managed in two parts, and then the crankshaft bearing cap 2 is assembled to the oil pan upper body 1 as shown in fig. 1. The above designs and structures in the prior art have the following problems:
1. each main bearing seat is provided with a main bearing cover, so that the production cost and the management cost of parts are increased.
2. Each cylinder crankshaft bearing cover needs to be distinguished and managed, and the hidden danger of wrong installation exists.
3. The overall structure of the engine has poor strength and is not beneficial to NVH.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems in the prior art, the utility model aims to provide an integrated crankshaft bearing cover type oil pan upper body.
The utility model discloses an integrated crankshaft bearing cover type oil pan upper body, which comprises an oil pan upper body and a crankshaft bearing cover, and is characterized in that: the oil pan upper body and the crankshaft bearing cover are integrally cast, the upper surface of the oil pan upper body is a flange mounting surface, and a plurality of first mounting holes are formed in the flange mounting surface; a plurality of connecting beams are arranged between the two side walls of the upper body of the oil pan; the connecting beam divides the upper oil pan body into a plurality of cavity bodies with upper and lower openings, and the crankshaft bearing cover is cast on the connecting beam; the crankshaft bearing cover comprises a bearing cover body, two second mounting holes are formed in two ends of the upper surface of the bearing cover body respectively, and a crankshaft bearing hole is formed between the two second mounting holes.
The crankshaft bearing cover is of a cast iron structure, and the oil pan upper body is of a cast aluminum structure.
Wherein, the first mounting hole is a bolt hole.
The number of the cavity bodies is 2-5, and for example, the number of the cavity bodies can be 4.
The crankshaft bearing covers and the connecting beams are arranged in a one-to-one correspondence mode.
Wherein the second mounting hole is a bolt hole.
And a lower mounting end is arranged on the inner wall of the cavity body, and a third mounting hole is processed on the lower mounting end.
Compared with the prior art, the integrated crankshaft bearing cover type oil pan upper body has the following beneficial effects:
(1) the production cost and the management cost of parts are reduced;
(2) the hidden trouble of the false installation of the crankshaft bearing cover is avoided;
(3) the strength of the whole structure of the engine is enhanced, and NVH is improved.
Drawings
Fig. 1 is a schematic structural diagram of an integrated crankshaft bearing cover oil pan upper body in the prior art.
Fig. 2 is a schematic structural diagram of the integrated crankshaft bearing cover type oil pan upper body of the utility model.
Detailed Description
The integrated crankshaft bearing cover oil pan upper body of the present invention will be further described with reference to specific embodiments to help those skilled in the art to more fully, accurately and deeply understand the technical solution of the present invention.
Example 1
As shown in fig. 2, the present embodiment provides an integrated crankshaft bearing cover type oil pan upper body, which includes an oil pan upper body 10 and a crankshaft bearing cover 20, wherein the oil pan upper body 10 and the crankshaft bearing cover 20 are integrally cast, and in order to ensure the structural strength of the whole engine, the strength of the bearings and achieve light weight, the integrally cast oil pan upper body 10 and the crankshaft bearing cover 20 in the present embodiment may be cast by using different materials. For example, the crankshaft bearing cap 20 is cast into a semi-finished product by using a cast iron material, and then cast together with the oil pan upper body 10 by using a cast aluminum material, so that the crankshaft bearing cap 20 is embedded into the oil pan upper body 10. The upper surface of the oil pan upper body 10 is a flange mounting surface 11, a plurality of first mounting holes 13 are formed in the flange mounting surface 11, and the first mounting holes can be bolt holes for being in threaded connection with an engine cylinder body. Be provided with a plurality of tie-beams 12 between two lateral walls of oil pan upper body 10, tie-beams 12 will oil pan upper body 10 falls into a plurality of upper and lower open-ended cavity bodies, and the number of the cavity body shown in the figure is 4, certainly according to the structure of engine cylinder body, the number of cavity body can be designed into 2 ~ 5 and is unequal, be provided with down installation end 15 on the inner wall of cavity body, it has the third mounting hole to process on the installation end 15 down, the third mounting hole can be used to be connected with the oil pan lower part of the body. The crankshaft bearing caps 20 are cast on the connecting beam 12, and the crankshaft bearing caps 20 are arranged in one-to-one correspondence with the connecting beam 12. The crankshaft bearing cap 20 includes a bearing cap body 21, two ends of the upper surface of the bearing cap body 21 are respectively provided with a second mounting hole 23 for assembling with the crankshaft, and the second mounting holes 23 may be formed by machining, and may be bolt holes. A crankshaft bearing hole 22 is provided between the two second mounting holes 23.
The integrated bearing cover type oil pan upper body of the embodiment casts the oil pan upper body 10 and the crankshaft bearing cover 20 together to form a part, so that the integrated bearing cover type oil pan upper body is easy to manufacture and convenient to manage, avoids the hidden trouble of mistaken installation, strengthens the overall structure strength, is favorable for improving the NVH performance, can be applied to an engine with the oil pan upper body, and is simple in structure and easy to realize.
It is obvious to those skilled in the art that the specific embodiments are only exemplary descriptions of the present invention, and it is obvious that the specific implementation of the present invention is not limited by the above-mentioned manner, and various insubstantial modifications made by the method concept and technical scheme of the present invention are within the protection scope of the present invention.
Claims (7)
1. The utility model provides an integrated crankshaft bearing lid formula oil pan upper body, includes oil pan upper body and crankshaft bearing lid, its characterized in that: the oil pan upper body and the crankshaft bearing cover are integrally cast, the upper surface of the oil pan upper body is a flange mounting surface, and a plurality of first mounting holes are formed in the flange mounting surface; a plurality of connecting beams are arranged between the two side walls of the upper body of the oil pan; the connecting beam divides the upper oil pan body into a plurality of cavity bodies with upper and lower openings, and the crankshaft bearing cover is cast on the connecting beam; the crankshaft bearing cover comprises a bearing cover body, two second mounting holes are formed in two ends of the upper surface of the bearing cover body respectively, and a crankshaft bearing hole is formed between the two second mounting holes.
2. The integrated crankshaft bearing cover oil pan upper body of claim 1, wherein: the crankshaft bearing cover is of a cast iron structure, and the upper body of the oil pan is of a cast aluminum structure.
3. The integrated crankshaft bearing cover oil pan upper body of claim 1, wherein: the first mounting hole is a bolt hole.
4. The integrated crankshaft bearing cover oil pan upper body of claim 1, wherein: the number of the cavity bodies is 2-5.
5. The integrated crankshaft bearing cover oil pan upper body of claim 1, wherein: the crankshaft bearing covers and the connecting beams are arranged in a one-to-one correspondence mode.
6. The integrated crankshaft bearing cover oil pan upper body of claim 1, wherein: the second mounting hole is a bolt hole.
7. The integrated crankshaft bearing cover oil pan upper body of claim 1, wherein: and a lower mounting end is arranged on the inner wall of the cavity body, and a third mounting hole is processed on the lower mounting end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120166651.3U CN215672392U (en) | 2021-01-21 | 2021-01-21 | Integrated crankshaft bearing cover type oil pan upper body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120166651.3U CN215672392U (en) | 2021-01-21 | 2021-01-21 | Integrated crankshaft bearing cover type oil pan upper body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215672392U true CN215672392U (en) | 2022-01-28 |
Family
ID=79950310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120166651.3U Active CN215672392U (en) | 2021-01-21 | 2021-01-21 | Integrated crankshaft bearing cover type oil pan upper body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215672392U (en) |
-
2021
- 2021-01-21 CN CN202120166651.3U patent/CN215672392U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |