CN217002061U - Diesel engine oil duct cleaning system - Google Patents
Diesel engine oil duct cleaning system Download PDFInfo
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- CN217002061U CN217002061U CN202220910293.7U CN202220910293U CN217002061U CN 217002061 U CN217002061 U CN 217002061U CN 202220910293 U CN202220910293 U CN 202220910293U CN 217002061 U CN217002061 U CN 217002061U
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Abstract
The utility model discloses a diesel engine oil duct cleaning system, which relates to the technical field of diesel engine manufacturing, and comprises: the oil tank is used for supplying oil to the diesel engine; the conveying pump is used for driving oil to move and is a variable frequency pump; the filtering device is used for filtering oil liquid; the control device is connected with the delivery pump; the oil outlet of the oil tank, the delivery pump, the filtering device, the oil inlet pipe of the oil duct of the diesel engine, the oil outlet pipe of the oil duct of the diesel engine and the oil return port of the oil tank are sequentially communicated. The system is suitable for diesel engines of different models, can realize oil liquid circulating operation, has the characteristics of easy maintenance and inspection flushing, and can improve the oil duct flushing efficiency and the flushing quality of the diesel engine.
Description
Technical Field
The utility model relates to the technical field of diesel engine manufacturing, in particular to a diesel engine oil duct cleaning system.
Background
In the prior art, particle impurities are generated in an oil duct of a diesel engine due to machining and component assembly, and the particle impurities can be attached to the surface of a kinematic pair and scratch the kinematic pair randomly, so that the kinematic pair is difficult to form a good oil film surface, and parts cannot be sufficiently lubricated. The dry friction between metals can be generated when the diesel engine runs at a high speed, and the surface of a part can be melted in a short time when the diesel engine works under a high load, so that faults such as cylinder pulling, tile burning and the like are caused. In addition, due to poor cleanliness of relevant parts such as a diesel engine valve actuating mechanism and a fuel supply system, pollutants such as metal particles, nonmetal, fibers and the like attached to the surfaces of the parts can cause poor sealing of a diesel engine valve and fuel injection blockage, so that the diesel engine has the fault phenomena of insufficient power or shaking and the like.
In order to avoid the abrasion phenomenon caused to main motion by-products, a test bench prefabricated flushing device is generally adopted, oil prestored in an oil tank of the diesel engine is conveyed to the positions of oil ducts in a circulating mode through an oil supply pump, the conveying power of the oil supply pump is fixed, sundries on the inner wall of each pipeline are flushed out through the pump pressure, and the defects that the time for occupying the test bench of the diesel engine is too long, the cleaning quality is poor, the labor cost is high and the like exist in the mode for the phenomena that the types of the diesel engines are numerous, the pipeline structure is complex and the like.
In summary, how to improve the cleaning effect of the oil passage of the diesel engine is a problem to be solved urgently by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention provides a cleaning system for an oil passage of a diesel engine, which can effectively improve the cleaning effect of the oil passage of the diesel engine.
In order to achieve the above purpose, the utility model provides the following technical scheme:
a diesel engine gallery cleaning system comprising:
the oil tank is used for supplying oil to the diesel engine;
the conveying pump is used for driving oil to move and is a variable frequency pump;
the filtering device is used for filtering oil liquid;
the control device is connected with the delivery pump;
the oil outlet of the oil tank, the delivery pump, the filtering device, the oil inlet pipe of the oil duct of the diesel engine, the oil outlet pipe of the oil duct of the diesel engine and the oil return port of the oil tank are sequentially communicated.
Preferably, the oil tank, the delivery pump, the filtering device and the control device are mounted on a frame.
Preferably, the delivery pump comprises a screw pump and a frequency converter connected with the screw pump, and the frequency converter is connected with the control device.
Preferably, a first butterfly valve is arranged between the oil outlet of the oil tank and the input end of the conveying pump, and a second butterfly valve is arranged between the output end of the conveying pump and the filtering device.
Preferably, a Y-shaped filter is arranged between the oil outlet of the oil tank and the first butterfly valve.
Preferably, a one-way valve is arranged between the second butterfly valve and the filtering device.
Preferably, a first pressure gauge is arranged between the one-way valve and the filtering device, a second pressure gauge is arranged between the filtering device and the oil inlet pipe of the oil duct, and the first pressure gauge and the second pressure gauge are both connected with the control device.
Preferably, the oil tank and the delivery pump and the filtering device are communicated through hoses or steel pipes, and the oil tank and the filtering device are communicated with the diesel engine through hoses.
When the diesel engine oil duct cleaning system provided by the utility model is used, an oil outlet of an oil tank, a conveying pump, a filtering device, an oil duct oil inlet pipe of a diesel engine, an oil duct oil outlet pipe of the diesel engine and an oil return port of the oil tank can be communicated in sequence. When the pipe diameter of an oil inlet pipe of the diesel engine is large, the control device can control the operating frequency of the delivery pump to increase so as to improve the rotating speed of the delivery pump, increase the pressure in the communicating pipeline, ensure that oil is effectively delivered and flows into the diesel engine after being filtered; when the oil inlet pipe diameter of the diesel engine is smaller, the control device can control the running frequency of the delivery pump to be reduced so as to reduce the rotating speed of the delivery pump, so that the pressure in the communicating pipeline is reduced, oil flows into the diesel engine after being filtered, the oil conveying requirement can be met, and the running cost of the device can be reduced. The system is suitable for diesel engines of different models, can realize oil liquid circulating operation, has the characteristics of easy maintenance and inspection flushing, and can improve the oil duct flushing efficiency and the flushing quality of the diesel engine.
In conclusion, the diesel engine oil passage cleaning system provided by the utility model can effectively improve the cleaning effect of the diesel engine oil passage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a diesel engine oil gallery cleaning system provided by the present invention;
in fig. 1:
1 is the oil tank, 2 is the delivery pump, 3 is filter equipment, 4 is first butterfly valve, 5 is the second butterfly valve, 6 is Y type filter, 7 is the check valve, 8 is first manometer, 9 is the second manometer, 10 is the diesel engine.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The core of the utility model is to provide a diesel engine oil duct cleaning system which can effectively improve the cleaning effect of a diesel engine oil duct.
Fig. 1 is a schematic structural diagram of a diesel engine oil gallery cleaning system provided in the present invention.
This embodiment provides a diesel engine oil duct cleaning system, includes:
a tank 1 for supplying oil to the diesel engine 10;
the conveying pump 2 is used for driving oil to move, and the conveying pump 2 is a variable frequency pump;
a filter device 3 for filtering the oil;
the control device is connected with the delivery pump 2;
the oil outlet of the oil tank 1, the delivery pump 2, the filtering device 3, the oil inlet pipe of the oil duct of the diesel engine 10, the oil outlet pipe of the oil duct of the diesel engine 10 and the oil return port of the oil tank 1 are sequentially communicated.
In the actual application process, the shapes, structures, sizes, materials, positions and the like of the oil tank 1, the conveying pump 2, the filtering device 3 and the control device can be determined according to actual conditions and actual requirements.
When the diesel engine oil duct cleaning system provided by the utility model is used, the oil outlet of the oil tank 1, the delivery pump 2, the filtering device 3, the oil duct oil inlet pipe of the diesel engine 10, the oil duct oil outlet pipe of the diesel engine 10 and the oil return port of the oil tank 1 can be communicated in sequence. When the pipe diameter of the oil inlet pipe of the diesel engine 10 is large, the control device can control the operation frequency of the delivery pump 2 to increase so as to improve the rotating speed of the delivery pump 2, so that the pressure in the communication pipeline is increased, the oil is ensured to be effectively delivered and flows into the diesel engine 10 after being filtered; when the pipe diameter of the oil inlet pipe of the diesel engine 10 is small, the control device can control the operation frequency of the delivery pump 2 to be reduced so as to reduce the rotating speed of the delivery pump 2, so that the pressure in the communicating pipeline is reduced, oil flows into the diesel engine 10 after being filtered, the oil conveying requirement can be met, and the operation cost of the device can be reduced. The system is suitable for diesel engines 10 of different models, can realize oil liquid circulation operation, has the characteristics of easy maintenance and inspection flushing, and can improve the oil duct flushing efficiency and the flushing quality of the diesel engine 10.
In conclusion, the diesel engine oil duct cleaning system provided by the utility model can effectively improve the cleaning effect of the diesel engine 10 oil duct.
On the basis of the above embodiment, it is preferable that the oil tank further includes a frame for mounting the oil tank 1, the delivery pump 2, the filtering device 3, and the control device. The frame can be prefabricated in advance by steel parts with proper thickness and strength and used as a placing frame of the system, so that the device has a compact structure and small occupied space. In the using process, the hoisting device can be used for hoisting the frame so as to realize the integral moving operation of the system.
Preferably, the delivery pump 2 comprises a screw pump and a frequency converter connected with the screw pump, and the frequency converter is connected with the control device. The model of the screw pump can be determined according to the data of the oil passage structure size, the oil flow and the like of the diesel engine 10, for example, a three-stage screw pump can be selected, the delivery pressure of the screw pump is not large, but the delivery flow is large, the frequency converter connected with the screw pump is arranged, the control device can control the frequency converter to operate, and finally, the high-flow operation in a low-pressure state is realized, and the oil flow rate is controllable.
In the actual application process, the shapes, structures, sizes, materials, positions and the like of the frame, the screw pump and the frequency converter can be determined according to actual conditions and actual requirements.
Preferably, a first butterfly valve 4 is arranged between the oil outlet of the oil tank 1 and the input end of the conveying pump 2, and a second butterfly valve 5 is arranged between the output end of the conveying pump 2 and the filtering device 3. Through the input and the output at delivery pump 2 set up the butterfly valve, can avoid when changing diesel engine 10, remaining machine oil emergence leakage phenomenon in the delivery pump 2.
Preferably, a Y-shaped filter 6 is arranged between the oil outlet of the oil tank 1 and the first butterfly valve 4, and the Y-shaped filter 6 can realize primary filtering of circulating oil so as to improve the filtering effect and prolong the service life of the filtering device 3. Moreover, the Y-shaped filter 6 is convenient to replace and clean, and is suitable for primarily filtering oil with more impurity particles.
In the actual operation process, according to actual conditions and actual requirements, the shapes, structures, sizes, materials, positions and the like of the first butterfly valve 4, the second butterfly valve 5 and the Y-shaped filter 6 can be determined.
On the basis of the above embodiment, preferably, a check valve 7 is arranged between the second butterfly valve 5 and the filtering device 3, so as to avoid the phenomena of overlarge pressure in the pipeline and backflow of the oil liquid when the screw pump is shut down in emergency, and avoid the damage to the screw pump caused by the backflow of the oil liquid.
Preferably, a first pressure gauge 8 is arranged between the check valve 7 and the filtering device 3, a second pressure gauge 9 is arranged between the filtering device 3 and the oil inlet pipe of the oil duct, and the first pressure gauge 8 and the second pressure gauge 9 are both connected with the control device. The control device can receive the pressure data detected by the first pressure gauge 8 and the second pressure gauge 9 in real time, and further obtain the pressure difference when the oil passes through the filter device 3, so as to obtain the cleanliness of the filter device 3 according to the pressure difference, and further prompt an operator to perform corresponding operation. For example, when the differential pressure is large, it indicates that the filter device 3 is clogged, and the operator can be prompted to replace the filter device 3.
The shape, structure, position and the like of the check valve 7, the first pressure gauge 8 and the second pressure gauge 9 can be determined according to actual conditions and actual requirements in the actual application process.
Preferably, the oil tank 1 and the delivery pump 2, and the delivery pump 2 and the filtering device 3 are communicated through hoses or steel pipes, that is, a high-pressure-resistant hose or a steel pipe can be selected according to the upper pressure limit value of the delivery pump 2 to perform communication operation, and the steel pipe is arranged at a position where a pressure gauge needs to be installed, so that the pressure gauge can be installed and operated conveniently. In addition, the oil tank 1 and the filtering device 3 are communicated with the diesel engine 10 through hoses, so that the system is suitable for the diesel engines 10 of different models, and replacement and communication operations are convenient.
To further illustrate the diesel fuel gallery cleaning system provided by the present invention, the following description is provided for illustrative purposes.
Firstly, the oil outlet of the oil tank 1, the delivery pump 2, the filtering device 3, the oil inlet pipe of the oil passage of the diesel engine 10, the oil outlet pipe of the oil passage of the diesel engine 10 and the oil return port of the oil tank 1 can be communicated in sequence. Then, the frequency converter is controlled by the control device to operate so as to ensure that the operating frequency of the delivery pump 2 is the required frequency, oil in the oil tank 1 is delivered to the filtering device 3 through the Y-shaped filter 6 under the power action of the screw pump, the filtered oil is delivered to an oil inlet pipe of an oil duct of the diesel engine 10 through a high-pressure-resistant hose, and finally the oil can flow back into the oil tank 1 from an oil outlet pipe of the oil duct of the diesel engine 10 so as to realize the filtering circulation of the oil. In the using process, an operator only needs to clean the Y-shaped filter 6 at regular time and judge whether the filter device 3 normally operates or not according to the pressure difference of the filter device 3 at regular intervals so as to determine whether the filter device 3 needs to be cleaned or not. The system has the characteristics of easy maintenance and easy inspection of the flushing quality, and can improve the oil duct flushing efficiency and the flushing quality of the diesel engine 10.
It should be noted that, in this document, the first butterfly valve 4 and the second butterfly valve 5, and the first pressure gauge 8 and the second pressure gauge 9 are mentioned, where the first and the second are only for distinguishing the position difference and not for distinguishing the order.
It should be noted that the directions and positional relationships indicated by "in and out" and the like in the present application are based on the directions and positional relationships shown in the drawings, and are only for the convenience of simplifying the description and facilitating the understanding, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. Any combination of all the embodiments provided by the present invention is within the scope of the present invention, and will not be described herein.
The diesel engine oil duct cleaning system provided by the utility model is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, it is possible to make various improvements and modifications to the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (8)
1. A diesel engine oil duct cleaning system, characterized by comprising:
an oil tank (1) for supplying oil to a diesel engine (10);
the conveying pump (2) is used for driving oil to move, and the conveying pump (2) is a variable frequency pump;
a filtering device (3) for filtering the oil;
a control device connected to the delivery pump (2);
the oil outlet of the oil tank (1), the delivery pump (2), the filtering device (3), the oil inlet pipe of the oil duct of the diesel engine (10), the oil outlet pipe of the oil duct of the diesel engine (10) and the oil return port of the oil tank (1) are communicated in sequence.
2. The diesel engine oil gallery cleaning system according to claim 1, further comprising a frame for mounting the oil tank (1), the delivery pump (2), the filter device (3), and the control device.
3. The diesel engine oil gallery cleaning system according to claim 1, wherein the delivery pump (2) comprises a screw pump and a frequency converter connected with the screw pump, and the frequency converter is connected with the control device.
4. The diesel engine oil gallery cleaning system according to any one of claims 1 to 3, characterized in that a first butterfly valve (4) is arranged between the oil outlet of the oil tank (1) and the input end of the delivery pump (2), and a second butterfly valve (5) is arranged between the output end of the delivery pump (2) and the filtering device (3).
5. The diesel engine oil gallery cleaning system according to claim 4, wherein a Y-shaped filter (6) is arranged between an oil outlet of the oil tank (1) and the first butterfly valve (4).
6. The diesel engine oil gallery cleaning system according to claim 5, characterized in that a check valve (7) is provided between the second butterfly valve (5) and the filter device (3).
7. The diesel engine oil duct cleaning system according to claim 6, characterized in that a first pressure gauge (8) is arranged between the check valve (7) and the filtering device (3), a second pressure gauge (9) is arranged between the filtering device (3) and the oil inlet pipe of the oil duct, and both the first pressure gauge (8) and the second pressure gauge (9) are connected with the control device.
8. The diesel engine oil gallery cleaning system according to any one of claims 1 to 3, wherein the oil tank (1) and the delivery pump (2) and the filtering device (3) are communicated through hoses or steel pipes, and the oil tank (1) and the filtering device (3) are communicated with the diesel engine (10) through hoses.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220910293.7U CN217002061U (en) | 2022-04-19 | 2022-04-19 | Diesel engine oil duct cleaning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220910293.7U CN217002061U (en) | 2022-04-19 | 2022-04-19 | Diesel engine oil duct cleaning system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217002061U true CN217002061U (en) | 2022-07-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220910293.7U Active CN217002061U (en) | 2022-04-19 | 2022-04-19 | Diesel engine oil duct cleaning system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217002061U (en) |
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2022
- 2022-04-19 CN CN202220910293.7U patent/CN217002061U/en active Active
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