CN211343057U - Long-period lubricating oil system for engine - Google Patents
Long-period lubricating oil system for engine Download PDFInfo
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- CN211343057U CN211343057U CN201922330604.3U CN201922330604U CN211343057U CN 211343057 U CN211343057 U CN 211343057U CN 201922330604 U CN201922330604 U CN 201922330604U CN 211343057 U CN211343057 U CN 211343057U
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Abstract
A long-period lubricating oil system for an engine comprises an auxiliary oil tank and an engine oil pan, and is characterized in that the position of the engine oil pan is higher than that of the auxiliary oil tank, the auxiliary oil tank is connected with the engine oil pan through an oil supply loop, and the oil supply loop is provided with a gear pump and is used for pumping lubricating oil from the auxiliary oil tank to the engine oil pan; the side part of the engine oil bottom shell is provided with an overflow port, the overflow port of the engine oil bottom shell is connected with the auxiliary oil tank through an oil return loop, the oil return loop is provided with an electromagnetic valve, and under the condition that the electromagnetic valve is closed, lubricating oil returns to the auxiliary oil tank under the action of gravity after flowing out of the overflow port of the engine oil bottom shell; the gear pump and the electromagnetic valve are both connected with the controller, the controller controls the gear pump to work, and controls the electromagnetic valve to be opened and closed. The system can compensate the loss of the lubricating oil of the engine oil sump, regularly renew the lubricating oil, maintain the overall balance of the lubricating oil and the pressure balance of the cavity, keep the engine running efficiently, prolong the service life and improve the error-proofing mechanism.
Description
Technical Field
The utility model relates to a long period lubricating oil system that engine was used.
Background
Typically engine sump oil is pumped from the auxiliary oil tank through an oil supply line using a gear pump. The condition can cause that the loss of lubricating oil can not be timely compensated, the updating of the lubricating oil in the cavity is irregular, the internal air pressure is unbalanced, and the like, so that the friction resistance of the crankshaft and the piston is increased, the working efficiency of the engine is reduced, and the service life of the engine is prolonged.
SUMMERY OF THE UTILITY MODEL
To the above problem, the utility model provides a long period lubricating oil system that engine was used, extension engine life.
In order to achieve the above purpose, the technical solution of the present invention is as follows: a long-period lubricating oil system for an engine comprises an auxiliary oil tank and an engine oil pan, and is characterized in that the position of the engine oil pan is higher than that of the auxiliary oil tank, the auxiliary oil tank is connected with the engine oil pan through an oil supply loop, and the oil supply loop is provided with a gear pump and is used for pumping lubricating oil from the auxiliary oil tank to the engine oil pan; the side part of the engine oil pan is provided with an overflow port, the overflow port of the engine oil pan is connected with an auxiliary oil tank through an oil return loop, the oil return loop is provided with an electromagnetic valve, and under the condition that the electromagnetic valve is closed, lubricating oil flows out of the overflow port of the engine oil pan and returns to the auxiliary oil tank under the action of gravity; the gear pump and the electromagnetic valve are both connected with the controller, the controller controls the gear pump to work, and the electromagnetic valve is controlled to be opened and closed.
Furthermore, an oil level sensor is arranged in the auxiliary oil tank and used for detecting the oil level in the auxiliary oil tank.
Furthermore, the oil pan of the engine is provided with an oil scale, and the height of the overflow port is positioned between the high liquid level and the low liquid level of the oil scale.
The utility model has the advantages that: the system controls the gear pump and the electromagnetic valve to work through the controller, can effectively compensate the loss of lubricating oil in the running process of the engine, dynamically maintains the total amount balance of the lubricating oil and the pressure balance of the cavity, constantly meets the requirement of the engine on the lubricating oil, efficiently maintains the lubrication of the crankshaft and the piston, prolongs the service life of the engine, reduces the labor participation cost, and increases a mistake proofing mechanism.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of the arrangement position of an overflow port of an engine oil pan.
The figure includes: the oil level control device comprises an engine oil pan 1, an auxiliary oil tank 2, an oil supply loop 3, a gear pump 4, an overflow port 5, an oil return loop 6, an electromagnetic valve 7, a controller 8, an oil level sensor 9 and an oil scale 10.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings to make it clear to those skilled in the art how to practice the invention. While the invention has been described in connection with its preferred embodiments, these embodiments are intended to be illustrative, and not to limit the scope of the invention.
A long-period lubricating oil system for an engine comprises an engine oil pan 1 and an auxiliary oil tank 2, and is characterized in that the position of the engine oil pan 1 is higher than that of the auxiliary oil tank 2, the auxiliary oil tank 2 is connected with the engine oil pan 1 through an oil supply loop 3, and the oil supply loop is provided with a gear pump 4 for pumping lubricating oil from the auxiliary oil tank 2 to the engine oil pan 1; the engine oil pan is characterized in that an overflow port 5 is formed in the side portion of the engine oil pan 1, the overflow port 5 of the engine oil pan is connected with the auxiliary oil tank 2 through an oil return loop 6, the oil return loop is provided with an electromagnetic valve 7, under the condition that the electromagnetic valve 7 is closed, lubricating oil flows out of the overflow port of the engine oil pan 1, the overflow port is in a horn-mouth shape, the horn-mouth-shaped overflow port can effectively increase the edge length of the overflow port, the edge shape of the horn-shaped overflow port can be circular or petal-shaped, the petal-shaped edge is an edge formed by a plurality of semicircular arcs, the edge length of the overflow port is longer than that of the circular shape, the sensitivity is higher, the engine oil pan is suitable for different temperature environments, the sensitivity of the; the gear pump 4 and the electromagnetic valve 7 are both connected with the controller 8, the controller 8 controls the gear pump 4 to work, and the electromagnetic valve 7 is controlled to be opened and closed. The oil return loop and the oil supply loop both adopt circular oil pipes.
Further, a fuel level sensor 9 is arranged in the auxiliary fuel tank and used for detecting the fuel level in the auxiliary fuel tank. When the oil level detected by the oil level sensor 9 is less than the minimum value, the controller should stop the gear pump from pumping oil and send an alarm signal.
Further, the engine oil pan is provided with an oil dipstick 10, and the height of the overflow port is between the highest liquid level and the lowest liquid level of the oil dipstick.
The distance between the overflow port and the bottom of an engine oil pan is 106mm, the capacity of the oil tank is 4.5 liters at the height, and when the amount of lubricating oil exceeds 4.5 liters, redundant lubricating oil can flow out through the overflow port, so that the phenomenon that the engine burns oil due to excessive engine oil is avoided; the overflow port of the engine oil pan is provided with a threaded port and is in threaded connection with the pipeline of the oil return circuit 6, the upper part of the overflow port is in a horn mouth shape, and the lower part of the overflow port forms a threaded port.
The system has two working modes of an oil adding type mechanism and a circulating type mechanism, (1) the oil adding type mechanism is adopted, when the engine works for 6 hours, the controller controls the gear pump to operate for 3 seconds, and loss lubricating oil is added; (2) in the circulating mechanism, when the engine is over 48 hours, the controller controls the gear pump to operate for 90 seconds, and the electromagnetic valve is opened for 20 seconds, so that the lubricating oil of the oil pan of the engine is kept in overall balance; (3) the combined mechanism, the comprehensive oil adding mechanism and the circulating mechanism simultaneously act, and when the engine works for 3 hours, the controller controls the gear pump to operate for 1 second, and the loss lubricating oil is added; when the engine exceeds 24 hours, the controller controls the gear pump to operate for 30 seconds, and the electromagnetic valve is opened for 10 seconds, so that the engine oil sump lubricating oil maintains the overall balance. The control manner of the controller is conventional in the art, is not the protection scope of the present invention, and is not described in detail herein.
It should be noted that many variations and modifications of the embodiments of the present invention are possible, which are fully described, and are not limited to the specific examples of the above embodiments. The above embodiments are merely illustrative of the present invention and are not intended to limit the present invention. In conclusion, the scope of the present invention should include those changes or substitutions and modifications which are obvious to those of ordinary skill in the art.
Claims (3)
1. A long-period lubricating oil system for an engine comprises an auxiliary oil tank and an engine oil pan, and is characterized in that the position of the engine oil pan is higher than that of the auxiliary oil tank, the auxiliary oil tank is connected with the engine oil pan through an oil supply loop, and the oil supply loop is provided with a gear pump and is used for pumping lubricating oil from the auxiliary oil tank to the engine oil pan; the side part of the engine oil pan is provided with an overflow port, the overflow port of the engine oil pan is connected with an auxiliary oil tank through an oil return loop, the oil return loop is provided with an electromagnetic valve, and under the condition that the electromagnetic valve is closed, lubricating oil flows out of the overflow port of the engine oil pan and returns to the auxiliary oil tank under the action of gravity; the gear pump and the electromagnetic valve are both connected with the controller, the gear pump is controlled by the controller to work, the electromagnetic valve is controlled to be opened and closed, and the overflow port is in a horn mouth shape.
2. The long cycle oil system for an engine according to claim 1, wherein a fuel level sensor is provided in the auxiliary tank for detecting a fuel level in the auxiliary tank.
3. The long cycle lubricating oil system for an engine of claim 1, wherein the engine sump is provided with an oil dipstick, and the height of the spill port is between the high level and the low level of the oil dipstick.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922330604.3U CN211343057U (en) | 2019-12-23 | 2019-12-23 | Long-period lubricating oil system for engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922330604.3U CN211343057U (en) | 2019-12-23 | 2019-12-23 | Long-period lubricating oil system for engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211343057U true CN211343057U (en) | 2020-08-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922330604.3U Active CN211343057U (en) | 2019-12-23 | 2019-12-23 | Long-period lubricating oil system for engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211343057U (en) |
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2019
- 2019-12-23 CN CN201922330604.3U patent/CN211343057U/en active Active
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