CN115163249A - On-line automatic engine oil adding system for diesel locomotive diesel engine - Google Patents
On-line automatic engine oil adding system for diesel locomotive diesel engine Download PDFInfo
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- CN115163249A CN115163249A CN202210941782.3A CN202210941782A CN115163249A CN 115163249 A CN115163249 A CN 115163249A CN 202210941782 A CN202210941782 A CN 202210941782A CN 115163249 A CN115163249 A CN 115163249A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/04—Filling or draining lubricant of or from machines or engines
- F01M11/0458—Lubricant filling and draining
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/02—Pressure lubrication using lubricating pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/16—Controlling lubricant pressure or quantity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M11/10—Indicating devices; Other safety devices
- F01M11/12—Indicating devices; Other safety devices concerning lubricant level
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M5/00—Heating, cooling, or controlling temperature of lubricant; Lubrication means facilitating engine starting
- F01M5/002—Cooling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M1/00—Pressure lubrication
- F01M1/12—Closed-circuit lubricating systems not provided for in groups F01M1/02 - F01M1/10
- F01M2001/123—Closed-circuit lubricating systems not provided for in groups F01M1/02 - F01M1/10 using two or more pumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
- F01M11/00—Component parts, details or accessories, not provided for in, or of interest apart from, groups F01M1/00 - F01M9/00
- F01M2011/0095—Supplementary oil tank
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- 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
- Y02T10/40—Engine management systems
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
Abstract
The invention discloses an on-line automatic engine oil adding system for a diesel locomotive diesel engine, which relates to the technical field of diesel locomotives and comprises the following steps: an auxiliary engine oil tank and an auxiliary engine oil pump; the auxiliary engine oil tank provides an accommodating space for engine oil; the auxiliary oil pump is provided with two independent oil conveying systems which are respectively as follows: pumping the engine oil in the auxiliary engine oil tank into one oil conveying system in the diesel engine oil pan and pumping the engine oil in the diesel engine oil pan into the two oil conveying systems of the auxiliary engine oil tank, so as to realize automatic addition and exchange of the engine oil in the diesel engine oil pan; according to the invention, the on-line automatic addition and exchange of the engine oil of the oil pan of the diesel engine are realized, the engine oil replacement period of the diesel engine is promoted, the time for replacing the engine oil during parking and the maintenance cost are saved, and the operation efficiency of the locomotive is improved.
Description
Technical Field
The invention relates to the technical field of diesel locomotives, in particular to an on-line automatic engine oil adding system for a diesel locomotive diesel engine.
Background
The statements in this section merely provide background information related to the present disclosure and may not constitute prior art.
At present, a diesel engine of an internal combustion locomotive is generally provided with a small-capacity oil pan due to space limitation, the deterioration and aging of engine oil and a short replacement period influence the utilization rate of the locomotive and increase the maintenance cost, so that more and more users expect the engine oil of the diesel engine to meet the requirement of a long maintenance period.
Disclosure of Invention
The invention aims to: aiming at the problems that the prior diesel engine of the diesel locomotive is generally provided with a small-capacity oil pan due to space limitation, the deterioration and aging of engine oil and the short replacement period not only affect the utilization rate of the locomotive, but also increase the maintenance cost, the on-line automatic engine oil adding system of the diesel engine of the diesel locomotive is provided, an auxiliary engine oil tank is adopted, carries a certain volume of engine oil and is connected with the oil pan of the diesel engine; when the diesel engine works, the automatic addition and exchange of the engine oil of the oil pan of the diesel engine are realized, the deterioration and replacement period of the engine oil of the oil pan is prolonged, the purpose of long maintenance period of the engine oil of the diesel engine is achieved, and the problems are solved.
The technical scheme of the invention is as follows:
the utility model provides an online automatic addition system of diesel locomotive diesel engine oil, specifically includes following structure:
the auxiliary engine oil tank provides an accommodating space for engine oil; preferably, the auxiliary engine oil tank can be arranged above or below the frame, and the capacity is determined according to the requirement of a user on the maintenance cycle of the engine oil of the diesel engine;
the auxiliary oil pump is provided with two independent oil conveying systems which are respectively as follows: pumping the engine oil in the auxiliary engine oil tank into one oil conveying system in the diesel engine oil pan and pumping the engine oil in the diesel engine oil pan into the two oil conveying systems of the auxiliary engine oil tank, so as to realize automatic addition and exchange of the engine oil in the diesel engine oil pan; preferably, the auxiliary oil pump is a duplex pump; the engine oil also brings partial heat generated by the operation of the diesel engine to the auxiliary engine oil tank in the exchange process, and the partial heat is dissipated to the atmosphere through the tank body of the auxiliary engine oil tank, so that the cooling of the engine oil of the diesel engine is facilitated; consequently be equipped with high temperature warning sign on the auxiliary engine oil tank, remind the user to assist the engine oil tank high temperature, prevent to scald.
Further, the auxiliary oil pump is installed at an auxiliary power output port of the diesel engine;
an oil suction port and an oil delivery port are arranged on the oil pan of the diesel engine, and the oil suction port is positioned above the oil delivery port;
an oil inlet and an oil outlet are formed in the auxiliary engine oil tank, and the oil inlet is positioned above the oil outlet;
the input end of the one-way oil conveying system is communicated with the oil outlet through a pipeline, and the output end of the one-way oil conveying system is communicated with the oil conveying port through a pipeline;
the input end of the two-way oil conveying system is communicated with the oil suction port through a pipeline, and the output end of the two-way oil conveying system is communicated with the oil inlet through a pipeline.
Furthermore, a first valve is arranged on a pipeline between the input end of the one-way oil conveying system and the oil outlet, and a second valve is arranged on a pipeline between the output end of the two-way oil conveying system and the oil inlet; the auxiliary oil pump and the auxiliary oil tank can be disconnected through the first valve and the second valve, and the purpose of independent maintenance is achieved.
Furthermore, a pipeline between the input end of the one-way oil conveying system and the first valve is communicated with a pipeline between the output end of the two-way oil conveying system and the second valve through a branch;
a third valve is arranged on the branch;
the first valve and the second valve are opened, the third valve is closed, and the automatic adding system is in a normal working state; the engine oil in the auxiliary engine oil tank can be normally supplemented into the oil pan of the diesel engine;
the first valve and the second valve are opened and closed, the third valve is opened, the automatic adding system is in a cutting working state, and the inlet end and the outlet end of the auxiliary oil pump are bypassed to protect the normal work of the diesel engine; when the oil tank is short of oil and the oil tank is in fault, the automatic adding system is switched to a cutting-off working state; when a user does not need the long maintenance period requirement of the diesel engine oil temporarily, the automatic adding system can be in a cutting-off working state by adjusting the valve so as to protect the diesel engine to work normally.
And furthermore, a pressure alarm device is arranged at the output end of the two-way oil conveying system, and when the pressure of the output end exceeds a set pressure value, the pressure alarm device gives an alarm to remind a user of checking and maintaining.
Furthermore, an overflow valve is arranged at the output end of the two-way oil conveying system and behind the pressure alarm device, and when the pressure of the output end exceeds a set pressure value, engine oil in the oil pan of the diesel engine is pumped into an auxiliary engine oil tank by the two-way oil conveying system; when the oil level of the oil pan of the diesel engine is higher, the pressure of the output end of the two-way oil conveying system is larger than a set pressure value, and the engine oil in the oil pan of the diesel engine is pumped out to an auxiliary engine oil tank; when the oil level of the oil pan of the diesel engine is lowered to a certain height, the pressure of the output end of the two-way oil conveying system is smaller than a set pressure value, the engine oil of the oil pan of the diesel engine is not pumped out any more, the engine oil in the two-way oil conveying system overflows back to the oil pan of the diesel engine, the engine oil in the auxiliary oil tank is pumped into the oil pan of the diesel engine all the time, and the oil level of the oil pan of the diesel engine can be always kept at the required height.
Furthermore, a low oil level alarm device is arranged on the auxiliary engine oil tank, and an alarm is given when the oil level of the auxiliary engine oil tank is lower than a set oil level, so that a user is reminded to check and add engine oil.
An oil level observation hole is also formed in the auxiliary engine oil tank; the user can directly know the oil level of the auxiliary oil tank through the oil level observation hole.
Furthermore, a breathing hole is formed in the auxiliary engine oil tank and used for balancing air pressure in the auxiliary engine oil tank; the air channel is used as an air channel during oil filling and oil absorption, so that negative pressure is prevented from being formed and the normal work of the auxiliary oil pump is prevented from being influenced.
Further, be equipped with the inspection hole that is used for observing the inside of supplementary machine oil case that can open on the supplementary machine oil case to convenient maintenance and observation.
Furthermore, an oil filling port and an oil drain valve are arranged on the auxiliary engine oil tank, so that oil filling and oil draining of the auxiliary engine oil tank are realized.
Compared with the prior art, the invention has the beneficial effects that:
1. an on-line automatic engine oil adding system for a diesel engine of an internal combustion locomotive comprises: the auxiliary engine oil tank provides an accommodating space for engine oil; the auxiliary oil pump is provided with two independent oil conveying systems which are respectively as follows: pumping the engine oil in the auxiliary engine oil tank into one oil conveying system in the diesel engine oil pan and pumping the engine oil in the diesel engine oil pan into the two oil conveying systems of the auxiliary engine oil tank, so as to realize automatic addition and exchange of the engine oil in the diesel engine oil pan; the system realizes the on-line automatic addition and exchange of the engine oil of the oil pan of the diesel engine, improves the engine oil replacement period of the diesel engine, saves the time and maintenance cost for replacing the engine oil during parking, and improves the operation efficiency of the locomotive.
2. The on-line automatic engine oil adding system for diesel engine of diesel locomotive is capable of automatically working and stopping along with the diesel engine, free of external control, simple and reliable.
3. An on-line automatic engine oil adding system for a diesel engine of an internal combustion locomotive can be switched to a cutting-off working state according to oil shortage and fault of an engine oil tank or user selection, so that an inlet end and an outlet end of an auxiliary engine oil pump are bypassed to protect the diesel engine to normally work, and the operation is convenient and rapid.
4. The utility model provides an online automatic system that adds of diesel locomotive diesel engine oil, is provided with the dual warning monitoring function of supplementary machine oil case, diesel engine oil pan low oil level, can realize user remote monitoring, maintains that the maintenance in time reminds.
5. The utility model provides an online automatic system that adds of diesel locomotive diesel engine oil, has realized diesel engine oil pan machine oil and supplementary machine oil case automatic exchange, and supplementary machine oil case has increased the machine oil heat dissipation, has reduced the machine oil temperature, has delayed the machine oil ageing.
Drawings
FIG. 1 is a schematic structural diagram of an on-line automatic engine oil adding system of a diesel locomotive diesel engine;
fig. 2 is a schematic structural diagram of an auxiliary engine oil tank in an on-line automatic engine oil adding system of a diesel locomotive diesel engine.
Reference numerals are as follows: 1-an auxiliary engine oil tank, 2-one-way oil conveying system, 3-two-way oil conveying system, 4-a diesel engine oil bottom shell, 6-an oil inlet, 7-an oil outlet, 8-a first valve, 9-a second valve, 10-a third valve, 11-a pressure alarm device, 12-an overflow valve, 13-a low oil level alarm device, 14-an oil level observation hole, 15-a high temperature warning mark, 16-a breathing port, 17-an inspection port, 18-an oil filling port and 19-an oil drain valve.
Detailed Description
It is noted that relational terms such as "first" and "second," and the like, may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising a … …" does not exclude the presence of another identical element in a process, method, article, or apparatus that comprises the element.
The features and properties of the present invention are described in further detail below with reference to examples.
Example one
At present, diesel engines of diesel locomotives are generally provided with small-capacity oil pans due to space limitation, and the deterioration, aging and replacement periods of engine oil are short, so that the utilization rate of the locomotives is influenced, and the maintenance cost is increased, therefore, more and more users expect the engine oil of the diesel engines to meet the requirement of long maintenance period.
Aiming at the problems, the embodiment provides an on-line automatic engine oil adding system for a diesel engine of a diesel locomotive, which adopts an auxiliary engine oil tank to carry a certain volume of engine oil and is connected with an oil pan of the diesel engine; when the diesel engine works, the automatic addition and exchange of the engine oil of the oil pan of the diesel engine are realized, the deterioration and replacement period of the engine oil of the oil pan is prolonged, and the purpose of long maintenance period of the engine oil of the diesel engine is achieved; the on-line automatic diesel engine oil adding system automatically works and stops along with the diesel engine, so that automatic addition and exchange of diesel engine oil in the oil pan of the diesel engine are realized, and meanwhile, bypass removal can be selected according to fault conditions or users.
Referring to fig. 1-2, an on-line automatic engine oil adding system for a diesel locomotive diesel engine specifically comprises the following structures:
the auxiliary engine oil tank 1 is used for providing a containing space for engine oil; preferably, the auxiliary engine oil tank 1 can be arranged above or below the frame, and the capacity is determined according to the requirement of a user on the maintenance cycle of the engine oil of the diesel engine;
the auxiliary oil pump is provided with two independent oil conveying systems which are respectively: pumping the engine oil in the auxiliary engine oil tank 1 into one oil conveying system 2 in the diesel engine oil sump 4 and pumping the engine oil in the diesel engine oil sump 4 into two oil conveying systems 3 in the auxiliary engine oil tank 1, so as to realize automatic addition and exchange of the engine oil in the diesel engine oil sump 4; preferably, the auxiliary oil pump is a double pump; part of heat generated by the diesel engine during the work is brought to the auxiliary engine oil tank 1 in the process of engine oil exchange and is dissipated to the atmosphere through the tank body of the auxiliary engine oil tank 1, so that the cooling of the engine oil of the diesel engine is facilitated; consequently be equipped with high temperature warning sign 15 on the supplementary machine oil case 1, remind the supplementary machine oil case 1 high temperature of user, prevent to scald.
In the embodiment, specifically, the auxiliary oil pump is installed at an auxiliary power output (PTO) of the diesel engine;
an oil suction port and an oil delivery port are arranged on the diesel engine oil pan 4, and the oil suction port is positioned above the oil delivery port;
an oil inlet 6 and an oil outlet 7 are formed in the auxiliary engine oil tank 1, and the oil inlet 6 is located above the oil outlet 7;
the input end of the one-way oil conveying system 2 is communicated with the oil outlet 7 through a pipeline, and the output end of the one-way oil conveying system is communicated with the oil conveying port through a pipeline;
the input end of the two-way oil conveying system 3 is communicated with the oil suction port through a pipeline, and the output end of the two-way oil conveying system is communicated with the oil inlet 6 through a pipeline.
In this embodiment, specifically, a first valve 8 is arranged on a pipeline between the input end of the one-way oil transportation system 2 and the oil outlet 7, and a second valve 9 is arranged on a pipeline between the output end of the two-way oil transportation system 3 and the oil inlet 6; the auxiliary oil pump can be disconnected from the auxiliary oil tank 1 through the first valve 8 and the second valve 9, and the purpose of independent maintenance is achieved.
In the embodiment, a pipeline between the input end of the one-way oil transportation system 2 and the first valve 8 is communicated with a pipeline between the output end of the two-way oil transportation system 3 and the second valve 9 through a branch;
a third valve 10 is arranged on the branch;
the first valve 8 and the second valve 9 are opened, the third valve 10 is closed, and the automatic adding system is in a normal working state; the engine oil in the auxiliary engine oil tank 1 can be normally supplemented into the diesel engine oil sump 4;
the first valve 8 and the second valve 9 are opened and closed, the third valve 10 is opened, the automatic adding system is in a cutting working state, and the inlet end and the outlet end of the auxiliary oil pump are bypassed to protect the normal work of the diesel engine; when the oil tank is short of oil and the oil tank is in fault, the automatic adding system is switched to a cutting-off working state; when a user does not need the long maintenance period requirement of the diesel engine oil temporarily, the automatic adding system can be in a cutting-off working state by adjusting the valve so as to protect the diesel engine to work normally.
In this embodiment, specifically, the output end of the two-way oil transportation system 3 is provided with a pressure alarm device 11, and when the pressure at the output end exceeds a set pressure value, the pressure alarm device 11 gives an alarm to remind a user to perform inspection and maintenance.
In this embodiment, specifically, an overflow valve 12 is further disposed at the output end of the two-way oil transportation system 3 and behind the pressure alarm device 11, and when the pressure at the output end exceeds a set pressure value, the engine oil in the oil pan 4 of the diesel engine is pumped into the auxiliary engine oil tank 1 by the two-way oil transportation system 3; when the oil level of the oil pan 4 of the diesel engine is higher, the pressure of the output end of the two-way oil conveying system 3 is larger than a set pressure value, and the engine oil in the oil pan 4 of the diesel engine is pumped out to the auxiliary engine oil tank 1; when the oil level of the diesel engine oil pan 4 is lowered to a certain height, the pressure of the output end of the two-way oil conveying system 3 is smaller than a set pressure value, the engine oil of the diesel engine oil pan 4 is not pumped out any more, the engine oil in the two-way oil conveying system 3 overflows back to the diesel engine oil pan 4, the engine oil in the auxiliary engine oil tank 1 is pumped into the diesel engine oil pan 4 all the time, and the oil level of the diesel engine oil pan 4 can be kept at the required height all the time.
In this embodiment, specifically, the auxiliary sump 1 is provided with a low oil level alarm device 13 for alarming when the oil level of the auxiliary sump 1 is lower than a set oil level, thereby prompting a user to check and add oil.
An oil level observation hole 14 is also formed in the auxiliary engine oil tank 1; the user can visually recognize the oil level of the auxiliary sump 1 through the oil level observing hole 14.
In this embodiment, specifically, a breathing port 16 is provided on the auxiliary engine oil tank 1, and is used for balancing the air pressure in the auxiliary engine oil tank 1; the air channel is used as an air channel during oil filling and oil absorption, so that negative pressure is prevented from being formed and the normal work of the auxiliary oil pump is prevented from being influenced.
In this embodiment, specifically, the auxiliary sump 1 is provided with an openable inspection opening 17 for observing the inside of the auxiliary sump 1, thereby facilitating inspection and observation.
In this embodiment, specifically, the auxiliary engine oil tank 1 is provided with an oil filling port 18 and an oil drain valve 19, so as to realize the oil filling and draining of the auxiliary engine oil tank 1.
The above embodiments only express specific embodiments of the present application, and the description is specific and detailed, but not construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, without departing from the technical idea of the present application, several changes and modifications can be made, which are all within the protection scope of the present application.
The background section is provided to generally represent the context of the invention, and work of the presently named inventors, to the extent it is described in this background section, as well as aspects of the description that may not otherwise qualify as prior art at the time of filing, are neither expressly nor impliedly admitted as prior art against the present invention.
Claims (10)
1. The utility model provides an online automatic addition system of diesel locomotive diesel engine oil which characterized in that includes:
the auxiliary engine oil tank (1), the auxiliary engine oil tank (1) provides an accommodating space for engine oil;
the auxiliary oil pump is provided with two independent oil conveying systems which are respectively as follows: the engine oil in the auxiliary engine oil tank (1) is pumped into the one-way oil conveying system (2) in the diesel engine oil pan (4) and the engine oil in the diesel engine oil pan (4) is pumped into the two-way oil conveying system (3) of the auxiliary engine oil tank (1), so that the automatic addition and exchange of the engine oil in the diesel engine oil pan (4) are realized.
2. The on-line automatic engine oil adding system for the diesel engine of the diesel locomotive according to claim 1, wherein the auxiliary engine oil pump is installed at an auxiliary power output port of the diesel engine;
an oil suction port and an oil delivery port are arranged on the oil pan (4) of the diesel engine, and the oil suction port is positioned above the oil delivery port;
an oil inlet (6) and an oil outlet (7) are formed in the auxiliary engine oil tank (1), and the oil inlet (6) is located above the oil outlet (7);
the input end of the one-way oil conveying system (2) is communicated with the oil outlet (7) through a pipeline, and the output end of the one-way oil conveying system is communicated with the oil conveying port through a pipeline;
the input end of the two-way oil conveying system (3) is communicated with the oil suction port through a pipeline, and the output end of the two-way oil conveying system is communicated with the oil inlet (6) through a pipeline.
3. The on-line automatic engine oil adding system of the diesel locomotive diesel engine according to claim 2, characterized in that a first valve (8) is arranged on a pipeline between the input end of the one-way oil conveying system (2) and the oil outlet (7), and a second valve (9) is arranged on a pipeline between the output end of the two-way oil conveying system (3) and the oil inlet (6).
4. The on-line automatic engine oil adding system of the diesel engine of the diesel locomotive is characterized in that a pipeline between the input end of the one-way oil conveying system (2) and the first valve (8) is communicated with a pipeline between the output end of the two-way oil conveying system (3) and the second valve (9) through a branch;
a third valve (10) is arranged on the branch;
the first valve (8) and the second valve (9) are opened, the third valve (10) is closed, and the automatic adding system is in a normal working state;
the first valve (8) and the second valve (9) are opened and closed, the third valve (10) is opened, the automatic adding system is in a cutting working state, and the inlet end and the outlet end of the auxiliary oil pump are bypassed to protect the diesel engine to normally work.
5. The on-line automatic engine oil adding system of the diesel engine of the diesel locomotive as claimed in claim 1, characterized in that the output end of the two-way oil delivery system (3) is provided with a pressure alarm device (11), and when the pressure of the output end exceeds a set pressure value, the pressure alarm device (11) gives an alarm.
6. The on-line automatic engine oil adding system of the diesel locomotive diesel engine according to claim 5, characterized in that an overflow valve (12) is further arranged at the output end of the two-way oil conveying system (3) and behind the pressure alarm device (11), and when the pressure of the output end exceeds a set pressure value, the engine oil in the oil pan (4) of the diesel engine is pumped into the auxiliary engine oil tank (1) by the two-way oil conveying system (3).
7. The on-line automatic engine oil adding system of the diesel engine of the diesel locomotive as claimed in claim 1, characterized in that the auxiliary engine oil tank (1) is provided with a low oil level alarm device (13) for alarming when the oil level of the auxiliary engine oil tank (1) is lower than a set oil level;
and an oil level observation hole (14) and a high-temperature warning mark (15) are further formed in the auxiliary engine oil tank (1).
8. The on-line automatic engine oil adding system of the diesel locomotive diesel engine as claimed in claim 1, characterized in that the auxiliary engine oil tank (1) is provided with a breathing port (16) for balancing the air pressure in the auxiliary engine oil tank (1).
9. The on-line automatic engine oil adding system for the diesel engine of the diesel locomotive as claimed in claim 1, characterized in that the auxiliary engine oil tank (1) is provided with an openable inspection opening (17) for observing the inside of the auxiliary engine oil tank (1).
10. The on-line automatic engine oil adding system of the diesel engine of the diesel locomotive as claimed in claim 1, characterized in that the auxiliary engine oil tank (1) is provided with an oil filling port (18) and an oil drain valve (19) to realize the oil filling and draining of the auxiliary engine oil tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202210941782.3A CN115163249B (en) | 2022-08-08 | 2022-08-08 | Online automatic engine oil adding system for diesel locomotive diesel engine |
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| CN202210941782.3A CN115163249B (en) | 2022-08-08 | 2022-08-08 | Online automatic engine oil adding system for diesel locomotive diesel engine |
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| CN115163249B CN115163249B (en) | 2023-06-02 |
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