CN219139157U - Oil pan for heavy truck engine - Google Patents
Oil pan for heavy truck engine Download PDFInfo
- Publication number
- CN219139157U CN219139157U CN202320196920.XU CN202320196920U CN219139157U CN 219139157 U CN219139157 U CN 219139157U CN 202320196920 U CN202320196920 U CN 202320196920U CN 219139157 U CN219139157 U CN 219139157U
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- China
- Prior art keywords
- storage area
- oil storage
- oil
- oil pan
- mounting
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- 238000007789 sealing Methods 0.000 claims abstract description 13
- 239000003292 glue Substances 0.000 claims abstract description 7
- 239000002131 composite material Substances 0.000 claims abstract description 6
- 239000000835 fiber Substances 0.000 claims abstract description 6
- 229920001169 thermoplastic Polymers 0.000 claims abstract description 6
- 239000004416 thermosoftening plastic Substances 0.000 claims abstract description 6
- 238000002347 injection Methods 0.000 claims abstract description 4
- 239000007924 injection Substances 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims description 12
- 238000009434 installation Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000012545 processing Methods 0.000 abstract description 3
- 238000007493 shaping process Methods 0.000 abstract 1
- 239000003921 oil Substances 0.000 description 97
- 230000003014 reinforcing effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 238000001746 injection moulding Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010705 motor oil Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The embodiment of the utility model provides an oil pan for a heavy truck engine, which comprises a deep oil storage area and a shallow oil storage area, wherein the installation surfaces of the deep oil storage area and the shallow oil storage area are positioned on the same plane, the bottom surface of the deep oil storage area and the bottom surface of the shallow oil storage area are in transitional connection through a middle vertical surface, the installation surfaces are opposite to the bottom surface of the deep oil storage area and the bottom surface of the shallow oil storage area, and an avoidance arc is arranged inside the bottom surface of the shallow oil storage area so as to increase the distance between a crankshaft connecting rod and the oil pan; the mounting surface is provided with a sealing groove, the outer side of the sealing groove is provided with a mounting hole, and the end surface below the mounting hole is provided with a glue digging groove for uniform wall thickness; wherein the oil pan is injection molded of a fiber reinforced thermoplastic composite. The oil bottom of this embodiment simple structure has reduced shaping processing degree of difficulty and cost of manufacture, compares with the oil pan of same overall dimension, and loader oil volume increases.
Description
Technical Field
The utility model relates to the technical field of engines, in particular to an oil pan for a heavy truck engine.
Background
The oil pan is located at the lower part of the engine, is detachable, is a shell for sealing the oil pan of the crankshaft and serving as an oil storage groove, is used for preventing impurities from entering, collecting and storing lubricating oil flowing back from each friction surface of the engine, and removing part of heat to prevent the lubricating oil from being oxidized. At present, a heavy truck engine oil pan mainly adopts steel plate stamping forming. The weight of the oil pan formed by stamping the steel plate is large, and the noise is obvious; meanwhile, the steel plate stamping needs to be split into multiple parts for complex structures and then assembled and connected, so that on one hand, higher die design cost and manufacturing cost are needed, and on the other hand, the assembly forming of the product needs to increase working procedures, and the manufacturing process cost is higher. And the oil storage capacity of the oil pan is limited by the installation position of the oil pan, the depth of the oil storage cavity of the oil pan is insufficient, and the oil storage capacity is small.
Therefore, in the prior art, the manufacturing cost of the oil pan for the heavy truck is high, and the oil storage capacity is insufficient.
Disclosure of Invention
The embodiment of the utility model aims to provide an oil pan for a heavy truck engine, which is used for reducing the manufacturing cost of the oil pan and increasing the oil storage capacity. The specific technical scheme is as follows:
an oil pan for a heavy truck engine, the oil pan comprising a deep oil storage area and a shallow oil storage area;
the deep oil storage area and the installation surface of the shallow oil storage area are positioned on the same plane, the bottom surface of the deep oil storage area and the bottom surface of the shallow oil storage area are in transitional connection through a middle vertical surface, the installation surface is opposite to the bottom surface of the deep oil storage area and the bottom surface of the shallow oil storage area, and an avoidance arc is arranged inside the bottom surface of the shallow oil storage area so as to increase the distance between a crankshaft connecting rod and an oil pan;
the mounting surface is provided with sealing grooves, the outer sides of the sealing grooves are provided with mounting holes, the number of the mounting holes is 34, and the end surface below the mounting holes is provided with glue digging grooves for uniform wall thickness;
an oil drain hole is formed in the lower portion of the first side elevation of the deep oil storage area, an oil drain insert and an oil drain plug are fixed in the oil drain hole, a first protruding structure is arranged on the first side elevation of the deep oil storage area, and a second protruding structure is arranged on the second side elevation of the deep oil storage area and used for increasing the oil storage volume;
wherein the oil pan is injection molded of a fiber reinforced thermoplastic composite.
Optionally, the first protruding structures are specifically six, and the second protruding structures (115) are specifically six.
Optionally, a rubber gasket is installed in the sealing groove.
Optionally, a mounting bolt is installed in the mounting hole, and the oil pan is connected with the cylinder body through the mounting bolt.
Optionally, the mounting bolt includes a metal sleeve and a metal bolt, and the metal sleeve and the metal bolt are fixedly connected.
Optionally, the mounting bolt is fixed in the mounting hole through a limiting structure, or is fixed in the mounting hole through interference fit, or is fixed in the mounting hole through an adhesive mode.
Optionally, the outer surfaces of the first and second raised structures are provided with longitudinal ribs.
Optionally, the arrangement mode of the mounting holes is that 13 mounting holes are respectively arranged in two long side directions and uniformly arranged, and 4 mounting holes are respectively arranged in two short side directions.
Compared with the prior art, the oil bottom of the embodiment is formed by injection molding of the fiber reinforced thermoplastic composite material, the structure is simple, the molding processing difficulty and the manufacturing cost are reduced, the oil drain insert and the like are all integrated on the injection molding shell, and the oil pan assembly is formed, so that the weight of the product is greatly reduced, and the noise pollution generated in the driving process of an automobile can be reduced. The amount of the loader oil increases and the number of engine maintenance miles increases as compared to an oil pan of the same external dimensions.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a front perspective view of an embodiment of a high oil storage oil pan for a medium-sized engine according to the present utility model;
fig. 2 is a schematic diagram of an inverted perspective view of an embodiment of a high oil storage oil pan for a medium engine according to the present utility model;
the correspondence between each component name and the corresponding reference numeral in fig. 1 to 2 is:
11 deep oil storage areas and 12 shallow oil storage areas;
101 mounting surfaces, 102 middle vertical surfaces, 103 sealing grooves, 104 mounting holes and 105 glue digging grooves;
a bottom surface of the 111 deep oil storage area, a first side elevation 112, a second side elevation 113, a first convex structure 114, a second convex structure 115 and a 116 oil drain hole;
121 a bottom surface of the shallow oil storage area;
2, oil drain inserts;
3, an oil drain plug;
4, a rubber sealing gasket;
and 5, installing bolts.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The terms upper and lower, top and bottom in the present embodiment are defined with reference to the position of the oil pan embodiment shown in fig. 1.
Referring to fig. 1, fig. 1 is a schematic perspective view of an embodiment of an oil pan according to the present utility model, as shown in fig. 1, the oil pan provided in the present embodiment includes a deep oil storage area 11 and a shallow oil storage area 12;
the installation surface 101 of the deep oil storage area 11 and the installation surface 101 of the shallow oil storage area 12 are positioned on the same plane, the bottom surface 111 of the deep oil storage area 11 and the bottom surface 121 of the shallow oil storage area 12 are in transitional connection through a middle vertical surface 102, the installation surface 101 is opposite to the bottom surface 111 of the deep oil storage area 11 and the bottom surface 121 of the shallow oil storage area 12, in order to improve the rigidity and strength of the oil pan, the outer surface of the bottom surface 111 of the deep oil storage area 11 is provided with criss-cross reinforcing ribs, the outer surface of the bottom surface 121 of the shallow oil storage area 12 is provided with criss-cross reinforcing ribs, and an avoidance circular arc is arranged inside the bottom surface 121 of the shallow oil storage area 12 so as to increase the distance between a crankshaft connecting rod and the oil pan and prevent the crankshaft connecting rod from colliding with the oil pan in the movement process;
specifically, the transverse reinforcing ribs are arranged in parallel, the distance between every two adjacent transverse reinforcing ribs is specifically 10-20mm, the distance between every two adjacent longitudinal reinforcing ribs is specifically 45-60mm, the length of the side of each diamond-shaped rib is specifically 150-250mm, and through the reinforcing ribs, the rigidity of a product can be increased, the noise problem in the running process of the metal oil pan can be solved, and the problems of impact resistance and high strength of the oil pan product are solved.
The mounting surface 101 is provided with a sealing groove 103, a mounting hole 104 is arranged on the outer side of the sealing groove 103, and a glue digging groove 105 is arranged on the end surface below the mounting hole 104 and used for uniform wall thickness;
specifically, referring to fig. 1, in the present embodiment, the number of the mounting holes 104 is specifically 32, more specifically, the mounting holes 104 are arranged in such a manner that 13 are respectively arranged in two long-side directions and uniformly arranged, and 4 are respectively arranged in two short-side directions; referring to fig. 2, in this embodiment, 2 glue grooves 105 are specifically disposed on the lower end surface of each mounting hole 104, and of course, the number of glue grooves 105 may be 1, 3 or more.
An oil drain hole 116 is formed in the lower portion of the first side elevation 112 of the deep oil storage area 11, an oil drain insert 2 and an oil drain plug 3 are fixed in the oil drain hole 116, a first protruding structure 114 is arranged on the first side elevation 112 of the deep oil storage area 11, and a second protruding structure 115 is arranged on the second side elevation 113 of the deep oil storage area 11, so that the oil storage volume is increased;
specifically, the number of the oil drain holes 116 is one, and the oil drain holes are arranged at the lower part of the first side elevation 112 of the deep oil storage area 11 and are close to the shallow oil storage area 12; the number of the first bump structures 114 is specifically six, the number of the second bump structures 115 is specifically six, and the first bump structures 114 and the second bump structures 115 are disposed opposite to each other.
Wherein the oil pan is injection molded of a fiber reinforced thermoplastic composite.
Compared with the prior art, the oil bottom for the engine is made of the fiber reinforced thermoplastic composite material through injection molding, is simple in structure, reduces molding processing difficulty and manufacturing cost, and is formed by integrating the oil drain inserts and the like on the injection molding shell, so that the weight of the product is greatly reduced, and noise pollution generated in the driving process of an automobile can be reduced. The amount of the loader oil increases and the number of engine maintenance miles increases as compared to an oil pan of the same external dimensions.
Further, in order to be able to ensure the air tightness of the oil pan and the cylinder, a rubber gasket 4 is installed in the seal groove 103. The elasticity of the rubber is utilized to ensure the air tightness of the oil pan and the cylinder body, and the rubber has good wear resistance, so that the rubber gasket 4 can be recycled after the oil pan is disassembled.
Further, in order to enhance the overall mounting strength of the oil pan, a mounting bolt 5 is mounted in the mounting hole 104, and the oil pan is connected to the cylinder block by the mounting bolt 5.
Specifically, in practical application, the mounting bolt 5 includes a metal sleeve and a metal bolt, and the metal sleeve and the metal bolt are fixedly connected.
More specifically, in order to stably fix the mounting bolt 5 in the mounting hole 104 and secure the connection strength, the mounting bolt 5 may be fixed in the mounting hole 104 by a limit structure, for example, a limit structure may be provided in the mounting hole 104, or a limit structure may be provided on a metal sleeve of the mounting bolt 5 to fix the mounting bolt 5 in the mounting hole 104; or by an interference fit in the mounting hole 104 or by an adhesive means in the mounting hole 104.
In order to further improve the rigidity and strength of the oil pan in this embodiment, the outer surfaces of the first protrusion structure 114 and the second protrusion structure 115 are provided with longitudinal ribs, and the interval between two adjacent longitudinal ribs is specifically 8-15mm.
The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the present utility model. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model are included in the protection scope of the present utility model.
Claims (8)
1. An oil pan for a heavy truck engine, characterized in that the oil pan comprises a deep oil storage area (11) and a shallow oil storage area (12);
the deep oil storage area (11) and the mounting surface (101) of the shallow oil storage area (12) are positioned on the same plane, the bottom surface (111) of the deep oil storage area (11) and the bottom surface (121) of the shallow oil storage area (12) are in transitional connection through a middle vertical surface (102), the mounting surface (101) is opposite to the bottom surface (111) of the deep oil storage area (11) and the bottom surface (121) of the shallow oil storage area (12), and an avoidance arc is arranged inside the bottom surface (121) of the shallow oil storage area (12) so as to increase the distance between a crankshaft connecting rod and an oil pan;
the mounting surface (101) is provided with sealing grooves (103), mounting holes (104) are formed in the outer side of the sealing grooves (103), the number of the mounting holes (104) is 34, and glue drawing grooves (105) are formed in the end face below the mounting holes (104) and are used for enabling the wall thickness to be uniform;
an oil drain hole (116) is formed in the lower portion of a first side elevation (112) of the deep oil storage area (11), an oil drain insert (2) and an oil drain plug (3) are fixed in the oil drain hole (116), a first protruding structure (114) is arranged on the first side elevation (112) of the deep oil storage area (11), and a second protruding structure (115) is arranged on a second side elevation (113) of the deep oil storage area (11) and used for increasing the oil storage volume;
wherein the oil pan is injection molded of a fiber reinforced thermoplastic composite.
2. The oil pan according to claim 1, characterized in that the first raised structures (114) are in particular six and the second raised structures (115) are in particular six.
3. An oil pan according to claim 2, characterized in that a rubber gasket (4) is mounted in the sealing groove (103).
4. -oil pan according to claim 3, characterised in that in the mounting holes (104) mounting bolts (5) are mounted, whereby the oil pan is connected to the cylinder block by means of the mounting bolts (5).
5. An oil pan for an engine according to claim 4, characterized in that the mounting bolt (5) comprises a metal sleeve and a metal bolt, which are fixedly connected.
6. An oil pan for an engine according to claim 5, characterized in that the mounting bolt (5) is fixed in the mounting hole (104) by a limit structure, or in the mounting hole (104) by an interference fit, or in the mounting hole (104) by means of adhesion.
7. -oil pan according to any one of claims 1 to 6, characterised in that the outer surfaces of the first and second raised structures (114, 115) are provided with longitudinal ribs.
8. An oil pan according to claim 7, characterized in that the mounting holes (104) are arranged in such a manner that 13 are provided in each of two long side directions and are uniformly arranged, and 4 are provided in each of two short side directions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320196920.XU CN219139157U (en) | 2023-02-13 | 2023-02-13 | Oil pan for heavy truck engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320196920.XU CN219139157U (en) | 2023-02-13 | 2023-02-13 | Oil pan for heavy truck engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219139157U true CN219139157U (en) | 2023-06-06 |
Family
ID=86594438
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320196920.XU Active CN219139157U (en) | 2023-02-13 | 2023-02-13 | Oil pan for heavy truck engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219139157U (en) |
-
2023
- 2023-02-13 CN CN202320196920.XU patent/CN219139157U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: An oil pan for heavy-duty truck engines Effective date of registration: 20231107 Granted publication date: 20230606 Pledgee: Bank of Nanjing Limited by Share Ltd. Beijing branch Pledgor: Beijing Guocai automobile composite material Co.,Ltd. Registration number: Y2023980064591 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |