CN210483840U - Oil cooler assembly for four-cylinder diesel engine - Google Patents
Oil cooler assembly for four-cylinder diesel engine Download PDFInfo
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- CN210483840U CN210483840U CN201921082402.5U CN201921082402U CN210483840U CN 210483840 U CN210483840 U CN 210483840U CN 201921082402 U CN201921082402 U CN 201921082402U CN 210483840 U CN210483840 U CN 210483840U
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Abstract
An oil cooler assembly for a four-cylinder diesel engine, comprising: the oil cooler comprises a screw plug, a central joint, a bolt, an oil cooler bypass valve, a main oil duct pressure limiting valve, an oil cooler cover shell, an oil filter, a gasket and an oil cooler; the oil filter is connected with the oil cooler cover shell into a whole through a central joint; the space between the oil cooler cover shell and the oil cooler and the space between the oil cooler and the diesel engine body are respectively sealed through gaskets; the oil cooler assembly is mounted on the engine body. The oil cooler assembly is an integrated structure of an oil cooler and an oil filter, and one assembly has two working performances of oil filtration and oil cooling; the oil cooler assembly structure is in a vertical arrangement mode, and space is saved for the whole arrangement of the diesel engine. The self-contained oil cooler bypass valve and the main oil duct pressure limiting valve respectively play roles in ensuring the lubrication of the engine oil of the diesel engine and reducing the pressure of the main oil duct, so that the engine is effectively and reliably protected.
Description
Technical Field
The utility model belongs to the internal-combustion engine field relates to an oil cooler assembly for four-cylinder diesel engine.
Background
It is known that diesel engine oil has cooling and lubricating functions, and the temperature and cleanliness of the oil directly affect the operational reliability of diesel engines. The engine oil cooler realizes effective control of the engine oil temperature through heat exchange between the engine oil and the cooling water of the diesel engine, and ensures that the engine oil temperature is controlled in a proper working range; the oil filter is used for filtering impurities, colloid and moisture in the engine oil and conveying clean engine oil to each lubricating part. The oil cooler assembly mainly comprises an oil cooler and an oil filter.
At present, the oil cooler and the oil filter used in China mainly adopt the following forms:
1. the independent design structures are independently arranged and installed, so that the occupied space is large, the cost is increased, and the overall dimension of the whole machine is increased;
2. the two are integrated, transversely arrange the installation, to four jar diesel engines, occupy great space in length direction, lead to other external accessories to arrange the difficulty, influence the complete machine and arrange the rationality.
The utility model discloses a "low engine oil filtration system of putting of engine" the patent of the utility model of the intellectual property office 2016 grant 20/04/year, patent number is 2015209009586, and the patent application date is 2015.11.12, and the notice number is: CN 205172682U. The utility model provides an engine low oil filtering system of putting, including oil cleaner, oil cooler, its oil cooler is fixed at cylinder body exhaust side generator rear, and oil cleaner fixes at cylinder body exhaust side starter rear, carries oil pipe connection oil cleaner and oil cooler through machine oil. The oil filter pass through the oil filter support to be fixed in cylinder body exhaust side starter rear, the oil filter support is right angle bent plate, including vertical board and horizontal plate, have the hole of being connected with the cylinder body on the vertical board, have the oil filter mounting hole on the horizontal plate, have the strengthening rib between vertical board and the horizontal plate. The oil filter and the oil cooler are connected by an oil conveying pipe, and the connection of the oil filter and the oil cooler is realized by a cast oil cooler shell, so that the defects of disordered oil pipe connection and poor connection effect are overcome; in addition, above-mentioned utility model oil cleaner passes through the support to be fixed on the cylinder body, and the oil cooler of this patent application directly screws up on oil cleaner casing through the screw thread, need not independent support, has obvious advantage.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an oil cooler assembly for four-cylinder diesel engine with oil cooler and oil cleaner integrated form adopts vertical direction arrangement form has.
The utility model adopts the technical scheme as follows: an oil cooler assembly for a four-cylinder diesel engine, comprising: the oil cooler comprises a screw plug, a central joint, a bolt, an oil cooler bypass valve, a main oil duct pressure limiting valve, an oil cooler cover shell, an oil filter, a first gasket, an oil cooler and a second gasket; the oil filter is connected with the oil cooler cover shell into a whole through a central joint; the oil cooler cover shell and the oil cooler as well as the oil cooler and the diesel engine body are respectively sealed through a first gasket and a second gasket; and finally, installing the oil cooler assembly of the engine on the engine body through bolts.
The outer side surface of the engine oil cooler cover shell is respectively provided with a threaded hole corresponding to the installation positions of the screw plug, the central joint, the engine oil cooler bypass valve and the main oil duct pressure limiting valve, and the screw plug, the central joint, the engine oil cooler bypass valve and the main oil duct pressure limiting valve are installed in the corresponding threaded holes.
And threads are arranged at two ends of the central joint, and the central joint is hollow.
The utility model adopts the above technical scheme can reach following beneficial effect afterwards: the oil cooler assembly is an integrated structure of an oil cooler and an oil filter, and one assembly has two working performances of oil filtration and oil cooling; the oil cooler assembly structure is in a vertical arrangement mode, and more space is saved for the whole arrangement of the four-cylinder diesel engine with smaller length direction. The self-contained oil cooler bypass valve and the main oil duct pressure limiting valve can be opened in time when the oil cooler is blocked or the pressure of the main oil duct exceeds the limit value, and the functions of ensuring the lubrication of the engine oil of the diesel engine and reducing the pressure of the main oil duct are respectively realized, so that the engine is effectively and reliably protected.
Description of the drawings:
FIG. 1 is a schematic view of the overall structure of an oil cooler assembly for a four-cylinder diesel engine according to the present invention;
FIG. 2 is a schematic view of an exploded structure of an oil cooler assembly for a four-cylinder diesel engine according to the present invention;
fig. 3 is a schematic view of a cross-sectional structure of the oil cooler assembly for a four-cylinder diesel engine of the present invention.
Detailed Description
The invention will be further described with reference to the following drawings and examples: as shown in FIGS. 1 to 3, an oil cooler assembly for a four-cylinder diesel engine comprises: the oil cooler comprises a plug screw 1, a central joint 2, a bolt 3, an oil cooler bypass valve 4, a main oil gallery pressure limiting valve 5, an oil cooler cover shell 6, an oil filter 7, a first gasket 8, an oil cooler 9 and a second gasket 10. The plug screw 1, the central joint 2, the oil cooler bypass valve 4 and the main oil gallery pressure limiting valve 5 are respectively installed in corresponding threaded holes on an oil cooler cover shell 6 through threads; the oil filter 7 is connected with the oil cooler cover shell 6 into a whole through the central joint 2; the oil cooler cover shell 6 and the oil cooler 9 are sealed through a first gasket 8; and finally, the bolt 3 passing through 13M 8 is used for installing the oil cooler assembly on the engine body of the engine, and the oil cooler 9 and the engine body are sealed through a second gasket 10. The engine oil cooler bypass valve 4 is used for timely opening under the condition that the engine oil cooler 9 is blocked, engine oil directly enters the main oil duct without passing through the engine oil cooler 9, and engine oil lubrication of the diesel engine is preferentially guaranteed, so that the engine is reliably protected. The main oil duct pressure limiting valve 5 can open oil discharge in time when the pressure of the main oil duct exceeds a limit value, so that the pressure of the main oil duct is reduced, and a lubricating system of the diesel engine is effectively protected.
When the engine oil cooler works, oil coming from the engine oil pump enters the cavity channel A through the oil inlet of the engine oil cooler cover shell 6 and then enters the engine oil filter 7 to finish filtering of the engine oil, the filtered engine oil enters the cavity channel B of the engine oil cooler cover shell 6 through the central joint 2 and then enters the engine oil cooler 9, heat exchange is performed with cooling water flowing through the cavity of the engine oil cooler 9 arranged in the diesel engine body to finish cooling of the engine oil, and the cooled engine oil enters the cavity channel C of the engine oil cooler cover shell 6 and then enters the main oil channel through the main oil channel opening D.
If the engine oil cooler 9 is accidentally blocked, the pressure of the engine oil in the cavity B is increased, the bypass valve 4 of the engine oil cooler is opened, the engine oil can directly enter the main oil duct without passing through the engine oil cooler 9, the lubrication of the engine oil of the diesel engine is preferentially ensured, and the engine is reliably protected. The main oil duct pressure limiting valve 5 can open oil discharge in time when the pressure of the main oil duct exceeds a limit value, so that the pressure of the main oil duct is reduced, and a lubricating system of the diesel engine is effectively protected.
In the utility model, the structural design of the oil cooler cover shell can integrate and install the oil filter and the oil cooler into a whole, and the oil cooler is provided with the bypass valve of the oil cooler and the pressure limiting valve of the main oil duct, so that the function is perfect; the arrangement form of the vertical direction of the assembly is compact and graceful in appearance, more space is saved for the arrangement of the four-cylinder diesel engine complete machine with smaller length direction, the reasonability of the arrangement of the complete machine can be improved, and the quality of the diesel engine product is improved.
Claims (3)
1. An oil cooler assembly for a four-cylinder diesel engine, comprising: the oil cooler comprises a screw plug (1), a central joint (2), a bolt (3), an oil cooler bypass valve (4), a main oil passage pressure limiting valve (5), an oil cooler cover shell (6), an oil filter (7), a first gasket (8), an oil cooler (9) and a second gasket (10); the method is characterized in that: the oil filter (7) is connected with the oil cooler cover shell (6) into a whole through the central joint (2); the oil cooler cover shell (6) and the oil cooler (9) and the diesel engine body are respectively sealed through a first gasket (8) and a second gasket (10); and finally, the oil cooler assembly of the engine is arranged on the engine body through a bolt (3).
2. The oil cooler assembly for a four-cylinder diesel engine according to claim 1, wherein: the outer side surface of the engine oil cooler cover shell (6) is respectively provided with threaded holes corresponding to the installation positions of the screw plug (1), the central joint (2), the engine oil cooler bypass valve (4) and the main oil duct pressure limiting valve (5), and the screw plug (1), the central joint (2), the engine oil cooler bypass valve (4) and the main oil duct pressure limiting valve (5) are installed in the corresponding threaded holes.
3. The oil cooler assembly for a four-cylinder diesel engine according to claim 1, wherein: the two ends of the central joint (2) are provided with threads, and the interior of the central joint (2) is hollow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921082402.5U CN210483840U (en) | 2019-07-11 | 2019-07-11 | Oil cooler assembly for four-cylinder diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921082402.5U CN210483840U (en) | 2019-07-11 | 2019-07-11 | Oil cooler assembly for four-cylinder diesel engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210483840U true CN210483840U (en) | 2020-05-08 |
Family
ID=70530604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921082402.5U Active CN210483840U (en) | 2019-07-11 | 2019-07-11 | Oil cooler assembly for four-cylinder diesel engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210483840U (en) |
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2019
- 2019-07-11 CN CN201921082402.5U patent/CN210483840U/en active Active
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