CN115163249B - Online automatic engine oil adding system for diesel locomotive diesel engine - Google Patents
Online automatic engine oil adding system for diesel locomotive diesel engine Download PDFInfo
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- CN115163249B CN115163249B CN202210941782.3A CN202210941782A CN115163249B CN 115163249 B CN115163249 B CN 115163249B CN 202210941782 A CN202210941782 A CN 202210941782A CN 115163249 B CN115163249 B CN 115163249B
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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 engine of an internal combustion locomotive, which relates to the technical field of the internal combustion locomotive and comprises the following components: an auxiliary oil tank and an auxiliary oil pump; the auxiliary oil tank provides a containing space for engine oil; the auxiliary oil pump is provided with two independent oil delivery systems, which are respectively: pumping the oil in the auxiliary oil tank into one oil delivery system in the diesel engine oil pan and pumping the oil in the diesel engine oil pan into two oil delivery systems of the auxiliary oil tank, so as to realize automatic addition and exchange of the diesel 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 diesel engine oil pan are realized, the engine oil replacement period of the diesel engine is improved, the time and maintenance cost for stopping and replacing the engine oil 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 of a diesel locomotive.
Background
The statements in this section merely provide background information related to the present disclosure and may not constitute prior art.
At present, diesel locomotives are generally provided with a small-capacity oil pan due to space limitation, and engine oil is deteriorated, aged and replaced in a short period, so that the operating rate of the locomotives is affected, and the maintenance cost is increased, and more users hope that the engine oil of the diesel engines reaches the long-maintenance period requirement.
Disclosure of Invention
The invention aims at: aiming at the problems that the diesel engine of the existing diesel locomotive is generally provided with a small-capacity oil pan due to space limitation, and the engine oil is deteriorated, aged and has shorter replacement period, thereby not only influencing the utilization rate of the locomotive, but also increasing the maintenance cost, the on-line automatic engine oil adding system of the diesel locomotive is provided, which adopts an auxiliary oil tank, carries engine oil with a certain capacity and is connected with the diesel engine oil pan; 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 modification 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:
an on-line automatic engine oil adding system for diesel locomotive diesel engine comprises the following structure:
the auxiliary oil tank provides a containing space for engine oil; preferably, the auxiliary oil tank can be arranged above or below the frame, and the capacity is determined according to the oil maintenance period requirement of a user on the diesel engine;
the auxiliary oil pump is provided with two independent oil delivery systems, and the two oil delivery systems are respectively: pumping the oil in the auxiliary oil tank into one oil delivery system in the diesel engine oil pan and pumping the oil in the diesel engine oil pan into two oil delivery systems of the auxiliary oil tank, so as to realize automatic addition and exchange of the diesel engine oil in the diesel engine oil pan; preferably, the auxiliary oil pump is a duplex pump; in the process of exchanging engine oil, part of heat generated by the operation of the diesel engine is brought to the auxiliary engine oil tank and is dispersed into the atmosphere through the auxiliary engine oil tank body, so that the cooling of the engine oil of the diesel engine is facilitated; therefore, the auxiliary oil tank is provided with a high-temperature warning mark to remind a user of the high temperature of the auxiliary oil tank and prevent scalding.
Further, the auxiliary oil pump is arranged at an auxiliary power output port of the diesel engine;
an oil suction port and an oil delivery port are arranged on the diesel engine oil pan, and the oil suction port is positioned above the oil delivery port;
the auxiliary engine oil tank is provided with an oil inlet and an oil outlet, and the oil inlet is positioned above the oil outlet;
the input end of the one-way oil delivery system is communicated with the oil outlet through a pipeline, and the output end of the one-way oil delivery system is communicated with the oil delivery 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 suction port through a pipeline.
Further, a first valve is arranged on a pipeline between the input end of the one-way oil transportation system and the oil outlet, and a second valve is arranged on a pipeline between the output end of the two-way oil transportation 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, so that the purpose of independent overhaul is achieved.
Further, a pipeline between the input end of the one-way oil transportation system and the first valve is communicated with a pipeline between the output end of the two-way oil transportation 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 engine 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-off working state, and the bypass of the inlet and outlet ends of the oil pump is assisted to protect the normal operation of the diesel engine; when the oil tank is short of oil and fails, the automatic adding system is switched to a cutting-off working state; when the user does not need the long maintenance period of diesel engine oil temporarily, the valve can be adjusted to the automatic adding system to be in a cutting-off working state so as to protect the normal operation of the diesel engine.
Further, the output end of the two-way oil transportation system is provided with a pressure alarm device, and when the pressure of the output end exceeds a set pressure value, the pressure alarm device alarms to remind a user to check and maintain.
Further, the output end of the two-way oil delivery system is also provided with an overflow valve positioned behind the pressure alarm device, and when the pressure of the output end exceeds a set pressure value, engine oil in the engine oil pan of the diesel engine is pumped into an auxiliary engine oil tank by the two-way oil delivery 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 delivery 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 diesel engine oil sump is reduced to a certain height, the pressure of the output end of the two-way oil delivery system is smaller than a set pressure value, the engine oil of the diesel engine oil sump is not pumped out any more, the engine oil in the two-way oil delivery system overflows back to the diesel engine oil sump, the engine oil in the auxiliary engine oil sump is always pumped into the diesel engine oil sump, and the oil level of the diesel engine oil sump can be always kept at a required height.
Further, a low oil level alarm device is arranged on the auxiliary oil tank, and alarms when the oil level of the auxiliary oil tank is lower than a set oil level, so that a user is reminded to check and add engine oil.
The auxiliary oil tank is also provided with an oil level observation hole; the user can intuitively know the oil level of the auxiliary oil tank through the oil level observation hole.
Further, a breathing port is arranged on the auxiliary oil tank and used for balancing the air pressure in the auxiliary oil tank; namely, the device is used as an air channel during oiling and oil suction, so that negative pressure is prevented from being formed, and the normal operation of an auxiliary oil pump is prevented from being influenced.
Further, an openable inspection port for observing the interior of the auxiliary oil tank is formed in the auxiliary oil tank, so that the auxiliary oil tank is convenient to overhaul and observe.
Further, the auxiliary oil tank is provided with an oil filling port and an oil discharging valve, so that the oil filling and the oil discharging of the auxiliary 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 locomotive, comprising: the auxiliary oil tank provides a containing space for engine oil; the auxiliary oil pump is provided with two independent oil delivery systems, and the two oil delivery systems are respectively: pumping the oil in the auxiliary oil tank into one oil delivery system in the diesel engine oil pan and pumping the oil in the diesel engine oil pan into two oil delivery systems of the auxiliary oil tank, so as to realize automatic addition and exchange of the diesel engine oil in the diesel engine oil pan; the system realizes on-line automatic addition and exchange of the engine oil of the diesel engine oil pan, improves the engine oil replacement period of the diesel engine, saves the time and maintenance cost for stopping and replacing the engine oil, and improves the operation efficiency of the locomotive.
2. The on-line automatic engine oil adding system for diesel locomotive is capable of automatically working and stopping along with the diesel engine, has no external control, and is simple and reliable.
3. An on-line automatic engine oil adding system for diesel engine of diesel locomotive can switch to cutting-off working state according to oil shortage, failure or user selection of the oil tank, so that the inlet and outlet ends of an auxiliary oil pump are bypassed to protect the normal operation of the diesel engine, and the operation is convenient and quick.
4. An on-line automatic engine oil adding system for diesel engines of diesel locomotives is provided with an auxiliary oil tank and a low oil level dual-alarm monitoring function of an engine oil pan of the diesel locomotive, and can realize remote monitoring of users and prompt of maintenance.
5. An on-line automatic engine oil adding system for diesel engines of diesel locomotives realizes automatic exchange of engine oil in an engine oil pan of the diesel engines and an auxiliary engine oil tank, and the auxiliary engine oil tank increases engine oil heat dissipation, reduces engine oil temperature and delays engine oil deterioration and aging.
Drawings
FIG. 1 is a schematic diagram of an on-line automatic engine oil addition system for a diesel locomotive;
fig. 2 is a schematic structural diagram of an auxiliary oil tank in an on-line automatic engine oil adding system of a diesel locomotive.
Reference numerals: the system comprises a 1-auxiliary oil tank, a 2-one-way oil delivery system, a 3-two-way oil delivery system, a 4-diesel engine oil pan, a 6-oil inlet, a 7-oil outlet, an 8-first valve, a 9-second valve, a 10-third valve, an 11-pressure alarm device, a 12-overflow valve, a 13-low oil level alarm device, a 14-oil level observation hole, a 15-high temperature warning mark, a 16-breathing hole, a 17-inspection hole, an 18-oil filling hole and a 19-oil drain valve.
Detailed Description
It is noted that relational terms such as "first" and "second", and the like, are 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. Moreover, 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 one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The features and capabilities of the present invention are described in further detail below in connection with examples.
Example 1
At present, diesel locomotives are generally provided with a small-capacity oil pan due to space limitation, and engine oil is deteriorated, aged and replaced in a short period, so that the operating rate of the locomotives is affected, and the maintenance cost is increased, and more users hope that the engine oil of the diesel engines reaches the long-maintenance period requirement.
Aiming at the problems, the embodiment provides an on-line automatic engine oil adding system of a diesel engine of a diesel locomotive, wherein an auxiliary engine oil tank is adopted to carry engine oil with a certain capacity and is connected with an engine oil pan of the diesel locomotive; 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 modification 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 adding system of the diesel engine oil automatically works and stops along with the diesel engine, so that the automatic adding and exchanging of the engine oil of the diesel engine oil pan are realized, and meanwhile, bypass cutting can be selected according to fault working conditions or users.
Referring to fig. 1-2, an on-line automatic engine oil adding system for a diesel engine of an internal combustion locomotive specifically comprises the following structures:
the auxiliary oil tank 1 is used for providing an accommodating space for engine oil; preferably, the auxiliary oil tank 1 can be arranged above or below the frame, and the capacity is determined according to the oil maintenance period requirement of a user on the diesel engine;
the auxiliary oil pump is provided with two independent oil delivery systems, and the two oil delivery systems are respectively: one-way oil delivery system 2 for pumping the oil in the auxiliary oil tank 1 into the diesel engine oil pan 4 and two-way oil delivery system 3 for pumping the oil in the diesel engine oil pan 4 into the auxiliary oil tank 1 realize automatic addition and exchange of the oil in the diesel engine oil pan 4; preferably, the auxiliary oil pump is a duplex pump; in the process of exchanging engine oil, part of heat generated by the operation of the diesel engine is brought to the auxiliary engine oil tank 1 and is dispersed into 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; therefore, the auxiliary oil tank 1 is provided with a high-temperature warning mark 15 for reminding a user of the high temperature of the auxiliary oil tank 1 and preventing scalding.
In this embodiment, specifically, the auxiliary oil pump is installed at an auxiliary power output Port (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 arranged on the auxiliary oil tank 1, and the oil inlet 6 is positioned above the oil outlet 7;
the input end of the one-way oil delivery system 2 is communicated with the oil outlet 7 through a pipeline, and the output end is communicated with the oil delivery 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 disposed on a pipeline between the input end of the one-way oil delivery system 2 and the oil outlet 7, and a second valve 9 is disposed on a pipeline between the output end of the two-way oil delivery system 3 and the oil inlet 6; the auxiliary oil pump and the auxiliary oil tank 1 can be disconnected through the first valve 8 and the second valve 9, so that the purpose of independent overhaul is achieved.
In this embodiment, the pipeline between the input end of the one-way oil delivery system 2 and the first valve 8 is communicated with the pipeline between the output end of the two-way oil delivery 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 pan 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-off working state, and the bypass of the inlet and outlet ends of the oil pump is assisted to protect the normal operation of the diesel engine; when the oil tank is short of oil and fails, the automatic adding system is switched to a cutting-off working state; when the user does not need the long maintenance period of diesel engine oil temporarily, the valve can be adjusted to the automatic adding system to be in a cutting-off working state so as to protect the normal operation of the diesel engine.
In this embodiment, specifically, the output end of the two-way oil delivery 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 alarms to remind the user to perform inspection and maintenance.
In this embodiment, specifically, the output end of the two-way oil delivery system 3 is further provided with an overflow valve 12 located behind the pressure alarm device 11, and when the pressure of the output end exceeds a set pressure value, the engine oil in the diesel engine oil pan 4 is pumped into the auxiliary oil tank 1 by the two-way oil delivery system 3; when the oil level of the diesel engine oil pan 4 is higher, the pressure of the output end of the two-way oil delivery system 3 is larger than a set pressure value, and the engine oil in the diesel engine oil pan 4 is pumped out to the auxiliary oil tank 1; when the oil level of the diesel engine oil sump 4 is lowered to a certain height, the pressure of the output end of the two-way oil delivery system 3 is smaller than a set pressure value, the engine oil of the diesel engine oil sump 4 is not pumped out any more, the engine oil in the two-way oil delivery system 3 overflows back to the diesel engine oil sump 4, the engine oil in the auxiliary engine oil sump 1 is always pumped into the diesel engine oil sump 4, and the oil level of the diesel engine oil sump 4 can be always kept at a required height.
In this embodiment, specifically, the auxiliary oil tank 1 is provided with a low oil level alarm device 13, and when the oil level of the auxiliary oil tank 1 is lower than the set oil level, the alarm is given, so as to remind the user to check and add engine oil.
The auxiliary oil tank 1 is also provided with an oil level observation hole 14; the user can intuitively know the oil level of the auxiliary oil tank 1 through the oil level observation hole 14.
In this embodiment, specifically, the auxiliary oil tank 1 is provided with a breathing port 16 for balancing the air pressure in the auxiliary oil tank 1; namely, the device is used as an air channel during oiling and oil suction, so that negative pressure is prevented from being formed, and the normal operation of an auxiliary oil pump is prevented from being influenced.
In this embodiment, specifically, the auxiliary oil tank 1 is provided with an openable inspection port 17 for observing the interior of the auxiliary oil tank 1, so as to facilitate maintenance and observation.
In this embodiment, specifically, the auxiliary oil tank 1 is provided with an oil filling port 18 and an oil drain valve 19, so as to realize the filling and the draining of the auxiliary oil tank 1.
The foregoing examples merely represent specific embodiments of the present application, which are described in more detail and are not to be construed as limiting the scope of the present application. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present application, which fall within the protection scope of the present application.
This background section is provided to generally present the context of the present invention and the work of the presently named inventors, to the extent it is described in this background section, as well as the description of the present section as 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 (7)
1. An on-line automatic engine oil adding system for a diesel locomotive, comprising:
the auxiliary oil tank (1), the said auxiliary oil tank (1) provides the accommodation space for engine oil;
the auxiliary oil pump is provided with two independent oil delivery systems, and the two oil delivery systems are respectively: one-way oil delivery system (2) for pumping the oil in the auxiliary oil tank (1) into the diesel engine oil pan (4) and two-way oil delivery system (3) for pumping the oil in the diesel engine oil pan (4) into the auxiliary oil tank (1) realize automatic addition and exchange of the oil in the diesel engine oil pan (4);
the auxiliary oil pump is arranged at an auxiliary power output port 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 oil tank (1), and the oil inlet (6) is positioned above the oil outlet (7);
the input end of the one-way oil delivery system (2) is communicated with the oil outlet (7) through a pipeline, and the output end is communicated with the oil delivery 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;
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);
the pipeline between the input end of the one-way oil delivery system (2) and the first valve (8) is communicated with the pipeline between the output end of the two-way oil delivery 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 bypass of the inlet end and the outlet end of the oil pump is assisted to protect the normal operation of the diesel engine.
2. The on-line automatic engine oil adding system for the diesel locomotive according to claim 1, wherein the output end of the two-way oil conveying system (3) is provided with a pressure alarm device (11), and the pressure alarm device (11) alarms when the pressure of the output end exceeds a set pressure value.
3. The on-line automatic engine oil adding system for the diesel locomotive according to claim 2, wherein the output end of the two-way oil conveying system (3) is further provided with an overflow valve (12) positioned behind the pressure alarm device (11), and when the pressure of the output end exceeds a set pressure value, engine oil in the diesel engine oil pan (4) is pumped into the auxiliary engine oil tank (1) by the two-way oil conveying system (3).
4. The on-line automatic engine oil adding system for the diesel locomotive according to claim 1, wherein the auxiliary oil tank (1) is provided with a low oil level alarm device (13) and alarms when the oil level of the auxiliary oil tank (1) is lower than a set oil level;
the auxiliary oil tank (1) is also provided with an oil level observation hole (14) and a high-temperature warning mark (15).
5. The on-line automatic engine oil adding system for the diesel locomotive according to claim 1, wherein 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).
6. An on-line automatic engine oil adding system for an internal combustion locomotive according to claim 1, wherein the auxiliary oil tank (1) is provided with an openable inspection port (17) for observing the inside of the auxiliary oil tank (1).
7. The on-line automatic engine oil adding system for the diesel locomotive according to claim 1 is characterized in that an oil adding port (18) and an oil discharging valve (19) are arranged on the auxiliary oil tank (1) to realize the oil adding and discharging of the auxiliary oil tank (1).
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| 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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| 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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| CN115163249B true CN115163249B (en) | 2023-06-02 |
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