CN210858848U - Engine warming system and vehicle - Google Patents
Engine warming system and vehicle Download PDFInfo
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- CN210858848U CN210858848U CN201921379275.5U CN201921379275U CN210858848U CN 210858848 U CN210858848 U CN 210858848U CN 201921379275 U CN201921379275 U CN 201921379275U CN 210858848 U CN210858848 U CN 210858848U
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Abstract
The utility model discloses an engine warming system and a vehicle, wherein a hot water tank of the engine warming system is communicated with water jacket fluid of an engine through a first pipeline; the cold water tank is in fluid communication with the water jacket through a second pipeline; the first reversing valve and the second reversing valve are respectively arranged in the first pipeline and the second pipeline; the heat sink includes a first port and a second port; one end of the third pipeline is communicated with the first pipeline through a first reversing valve in a fluid mode, and the other end of the third pipeline is communicated with the first port in a fluid mode; one end of the fourth pipeline is communicated with the second pipeline through a second reversing valve in a fluid mode, and the other end of the fourth pipeline is communicated with the second port in a fluid mode; a first water pump is disposed in the first conduit to drive fluid flow between the hot water tank and the water jacket; a second water pump is disposed in the second conduit to drive fluid flow between the cold water tank and the water jacket. The utility model discloses can reduce the warm-up time of engine by a wide margin, the machine oil temperature that can improve the engine in 10 seconds reaches the temperature range of normal operating to reduce whole car oil consumption and emission.
Description
Technical Field
The utility model relates to a vehicle technical field specifically relates to an engine warm-up system and vehicle.
Background
When an automobile engine is in cold start, the operation process of engine coolant and lubricating oil when the temperature of the engine coolant and the lubricating oil reaches a normal value from a low temperature is called engine warm-up. When the engine is cold, the viscosity is increased due to the fact that the temperature of the engine oil is too low, the circulation is poor, the circulation of the engine oil in a lubricating system is slowed, the friction resistance of mechanical parts is increased, and the load of the engine is correspondingly increased. Therefore, when the air temperature is relatively low, particularly when the engine is started in the morning in winter, the engine needs to be warmed up first. In the warming-up process of the automobile, the engine load is large, so that the performance and the service life of the engine are greatly influenced. Meanwhile, gasoline is not combusted sufficiently, the content of harmful gases such as CO and NO compounds in tail gas is high, the quality of air is seriously influenced, the emission of PM2.5 is increased, and great pollution is caused to the environment. Although some devices for warming up an engine exist at present, the warming-up effect of the warming-up devices is not good, and the purpose of quick and efficient warming-up cannot be achieved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the problem that prior art exists, providing an engine warm-up system and vehicle, can reduce the warm-up time of engine by a wide margin, the machine oil temperature that can improve the engine in 10 seconds reaches the temperature range of normal operating to reduce whole car oil consumption and emission.
In order to achieve the above object, the present invention provides an engine warming-up system, including an engine, a hot water tank, a cold water tank, a radiator, a controller, a first pipeline, a second pipeline, a third pipeline, a fourth pipeline, a first water pump, a second water pump, a first reversing valve and a second reversing valve; the hot water tank is in fluid communication with a water jacket of the engine through the first conduit; the cold water tank is in fluid communication with the water jacket through the second pipeline; the first reversing valve and the second reversing valve are respectively arranged in the first pipeline and the second pipeline; the heat sink includes a first port and a second port; one end of the third pipeline is communicated with the first pipeline through the first reversing valve in a fluid mode, and the other end of the third pipeline is communicated with the first port in a fluid mode; one end of the fourth pipeline is communicated with the second pipeline through the second reversing valve in a fluid mode, and the other end of the fourth pipeline is communicated with the second port in a fluid mode; the first water pump is disposed in the first pipeline to drive fluid flow between the hot water tank and the water jacket; the second water pump is disposed in the second conduit to drive fluid flow between the cold water tank and the water jacket; the controller is electrically connected with the first water pump, the second water pump, the first reversing valve and the second reversing valve to control the operation of the first water pump, the second water pump, the first reversing valve and the second reversing valve.
Optionally, the engine warming-up system includes an exhaust pipe, a fifth pipeline, a heat exchange chamber, and a third water pump; the exhaust pipe is connected with an exhaust port of the engine, and at least part of the exhaust pipe is arranged in the heat exchange chamber; the fifth pipeline is respectively communicated with the hot water tank and the heat exchange chamber in a fluid mode so as to form a circulating loop between the hot water tank and the heat exchange chamber; the third water pump is arranged in the fifth pipeline to drive fluid to flow between the fifth pipeline and the hot water tank, and the third water pump is electrically connected with the controller.
Optionally, the engine warming system comprises a first liquid level sensor for monitoring the liquid level in the hot water tank and electrically connected with the controller.
Optionally, the engine warming system includes a second liquid level sensor for monitoring the liquid level in the cold water tank and electrically connected to the controller.
Optionally, the engine warming-up system includes a heater, a sixth pipeline, a seventh pipeline and a fourth water pump; the sixth and seventh conduits each providing fluid communication between the heater and the hot water tank such that the heater, the hot water tank, the sixth conduit, and the seventh conduit collectively form a circulation loop; the fourth water pump is arranged in the sixth pipeline to drive fluid to flow between the heater and the hot water tank, and the fourth water pump is electrically connected with the controller.
Optionally, the engine warming-up system includes a first temperature sensor for monitoring a temperature of the fluid in the hot water tank and electrically connected to the controller.
Optionally, the engine warming-up system includes a fifth water pump connected to the fourth pipeline to drive fluid flow between the radiator and the water jacket, and the controller is electrically connected to the fifth water pump to control operation of the fifth water pump.
Optionally, the engine warmup system includes a second temperature sensor for monitoring the temperature of the fluid in the water jacket and electrically connected to the controller.
Optionally, the engine warming system includes an eighth pipeline, one end of the eighth pipeline is communicated with the fifth pipeline, and the other end of the eighth pipeline is in fluid communication with the second pipeline through the second directional valve; and/or the engine warming system comprises a ninth pipeline, one end of the ninth pipeline is communicated with the cold water tank in a fluid mode, and the other end of the ninth pipeline is communicated with the first pipeline in a fluid mode through the first reversing valve.
The utility model discloses the second aspect provides a vehicle, the vehicle includes foretell engine warm-up system.
Through the technical scheme, when the vehicle is shut down, the second pipeline is communicated through the second reversing valve, all the other pipelines are closed, and the second water pump arranged in the second pipeline drives the cold fluid in the water jacket to flow into the cold water tank. When the vehicle starts to ignite, the first reversing valve conducts the first pipeline, all the other pipelines are closed, the first water pump arranged in the first pipeline drives the hot fluid in the hot water tank to flow into the water jacket, so that the warm-up time of the engine can be greatly shortened, and the temperature of the engine oil of the engine can be increased to reach the temperature range of normal operation within 10 seconds.
Drawings
Fig. 1 is a schematic diagram of an embodiment of an engine warming-up system according to the present invention.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.
It should be noted that, for the sake of convenience, the fluid used for heating the engine is hereinafter referred to as a hot fluid, and the fluids other than the hot fluid are hereinafter referred to as cold fluids, and the hot fluid and the cold fluids may be both cooling fluids, and the difference therebetween is merely a difference.
As shown in fig. 1, the engine warming-up system of the present invention includes an engine, a hot water tank 11, a cold water tank 12, a radiator 13, a controller, a first pipeline 1, a second pipeline 2, a third pipeline 3, a fourth pipeline 4, a first water pump 21, a second water pump 22, a first direction valve 31 and a second direction valve 32; the hot water tank 11 is in fluid communication with the water jacket 10 of the engine through the first conduit 1; the cold water tank 12 is in fluid communication with the water jacket 10 through the second pipeline 2; the first change valve 31 and the second change valve 32 are respectively arranged in the first pipeline 1 and the second pipeline 2; the heat sink 13 includes a first port and a second port; one end of the third pipeline 3 is in fluid communication with the first pipeline 1 through a first directional valve 31, and the other end is in fluid communication with the first port; one end of the fourth pipeline 4 is in fluid communication with the second pipeline 2 through a second directional valve 32, and the other end is in fluid communication with the second port; a first water pump 21 is provided in the first pipe 1 to drive fluid flow between the hot water tank 11 and the water jacket 10; a second water pump 22 is provided in the second pipe 2 to drive fluid flow between the cold water tank 12 and the water jacket 10; the controller is electrically connected with the first water pump 21, the second water pump 22, the first direction changing valve 31, and the second direction changing valve 32 to control the operations of the first water pump 21, the second water pump 22, the first direction changing valve 31, and the second direction changing valve 32.
During normal running of the vehicle, the first direction changing valve 31 and the second direction changing valve 32 respectively conduct the third pipeline 3 and the fourth pipeline 4, and fluid in the water jacket 10 of the engine circulates between the radiator 13 and the water jacket 10, namely, a heat dissipation large circulation of engine cooling is realized.
When the vehicle is stopped and turned off, the second direction changing valve 32 turns on the second pipe 2, all the other pipes are closed, and the second water pump 22 provided in the second pipe 2 drives the cold fluid in the water jacket 10 to flow into the cold water tank 12. When the vehicle is started and ignited, the first pipeline 1 is conducted through the first reversing valve 31, all the other pipelines are closed, the first water pump 21 arranged in the first pipeline 1 drives the hot fluid in the hot water tank 11 to flow into the water jacket 10, so that the warm-up time of the engine can be greatly shortened, and the temperature of the engine oil of the engine can be increased to reach the temperature range of normal operation within 10 seconds.
In order to keep the temperature of the hot fluid in the hot water tank 11 within a proper range (for example, 80 ℃ to 110 ℃), and to effectively utilize the energy of the engine, the engine warming-up system optionally includes an exhaust pipe 14, a fifth pipeline 5, a heat exchange chamber, and a third water pump 23; the exhaust pipe 14 is connected with an exhaust port of the engine, and the exhaust pipe 14 is at least partially arranged in the heat exchange chamber; the fifth pipeline 5 is respectively communicated with the hot water tank 11 and the heat exchange chamber to form a circulation loop between the hot water tank 11 and the heat exchange chamber; a third water pump 23 is disposed in the fifth pipeline 5 to drive the fluid to flow between the fifth pipeline 5 and the hot water tank 11, and the third water pump 23 is electrically connected with the controller.
The exhaust gas of the engine flows in the exhaust pipe 14, and when the hot fluid flows through the heat exchange chamber through the fifth pipeline 5, the hot fluid can exchange heat with the exhaust gas through the exhaust pipe 14, that is, the exhaust gas of the engine is used for heating the hot fluid in the heat exchange chamber, so that the temperature of the hot fluid is ensured to be in a proper range.
The hot water tank 11 can have a heat preservation function, and the temperature of hot fluid stored in the hot water tank can be maintained within a proper range for 3-5 days after the vehicle is stopped and flamed out.
After the first water pump 21 pumps all the hot fluid in the hot water tank 11 into the water jacket 10, the first water pump 21 should be stopped to prevent suction damage, and in order to enable the function of automatically stopping the first water pump 21, the engine warming-up system may optionally include a first liquid level sensor 41 for monitoring the liquid level in the hot water tank 11 and electrically connected to the controller. That is, the first level sensor 41 transmits the level information of the hot fluid in the hot water tank 11 to the controller, and the controller stores a preset level value and controls the first water pump 21 to stop when the level of the hot fluid in the hot water tank 11 is lower than the preset level value.
In order to maintain the temperature of the hot fluid in the hot water tank 11 within a suitable range when the vehicle is parked too long, for example, more than 3 days, optionally, the engine warming-up system includes a heater 15, a sixth pipeline 6, a seventh pipeline 7, and a fourth water pump 24; the sixth pipeline 6 and the seventh pipeline 7 each provide fluid communication between the heater 15 and the hot water tank 11, such that the heater 15, the hot water tank 11, the sixth pipeline 6 and the seventh pipeline 7 together form a circulation loop; a fourth water pump 24 is disposed in the sixth pipeline 6 to drive the fluid to flow between the heater 15 and the hot water tank 11, and the fourth water pump 24 is electrically connected with the controller. The heater 15 can be a heating wire or other device as long as it can heat the hot fluid flowing through, the utility model discloses do not do the restriction to the concrete structure of heater 15. In this way, the hot fluid in the hot water tank 11 is continuously circulated between the hot water tank 11 and the heater 15 by the driving of the fourth water pump 24 to be maintained within a proper temperature range.
To improve the degree of automation and to enable the hot fluid in the hot water tank 11 to be more effectively maintained within a suitable temperature range, the engine warming-up system optionally comprises a first temperature sensor 51 for monitoring the temperature of the fluid in the hot water tank 11 and electrically connected to the controller. That is, the first temperature sensor 51 sends the monitored temperature information of the hot fluid in the hot water tank 11 to the controller, and when the temperature of the hot fluid in the hot water tank 11 is lower than a certain preset temperature value (e.g., 80 ℃) of the controller, the controller controls the fourth water pump 24 to operate, and when the temperature of the hot fluid in the hot water tank 11 is higher than a certain preset temperature value (e.g., 110 ℃) of the controller, the controller controls the fourth water pump 24 to stop.
In the process of realizing the heat radiation large cycle, specifically, the engine warming-up system includes a fifth water pump 25, the fifth water pump 25 is connected to the fourth pipe 4 to drive the fluid flow between the radiator 13 and the water jacket 10, and the controller is electrically connected to the fifth water pump 25 to control the operation of the fifth water pump 25.
To enhance automation, the engine warming-up system optionally includes a second temperature sensor 52 for monitoring the temperature of the fluid in the water jacket 10 and electrically connected to the controller.
During the running of the vehicle, the second temperature sensor 52 transmits the temperature information of the cold fluid of the water jacket 10 to the controller, when the temperature of the cold fluid of the water jacket 10 is higher than a certain preset temperature value (for example, 110 ℃) of the controller, the controller controls the first reversing valve 31 and the second reversing valve 32 to enable the third pipeline 3 and the fourth pipeline 4 to be conducted, other pipelines are closed, and the fifth water pump 25 is controlled to work, so that the heat dissipation large cycle is realized. When the temperature of the cold fluid of the water jacket 10 is lower than a certain preset temperature value (for example, 80 ℃) of the controller, the controller controls the fifth water pump 25 to stop.
Optionally, the engine warming system includes a ninth pipeline 9, one end of the ninth pipeline 9 is in fluid communication with the cold water tank 12, and the other end is in fluid communication with the first pipeline 1 through a first direction valve 31. Under some conditions, even if the heat-dissipating large cycle continues to operate, the temperature of the cold fluid in the water jacket 10 is still higher than a preset temperature (for example, 110 ℃), which requires reducing the temperature of the cold fluid by other means, thereby ensuring the operation stability of the engine. For example, when the fifth water pump 25 continuously operates for more than 3 minutes and the second temperature sensor 52 detects that the temperature of the cold fluid in the water jacket 10 is still greater than 110 ℃, the controller controls the first reversing valve 31 or the second reversing valve 32 to conduct the ninth pipeline 9 or the second pipeline 2 (depending on the operation direction of the fifth water pump 25), and simultaneously controls the second water pump 22 to operate to pump the cold fluid in the cold water tank 12 into the heat dissipation large circulation through the ninth pipeline 9 or the second pipeline 2 so as to reduce the temperature of the cold fluid in the water jacket 10.
After the second water pump 22 pumps all the cold fluid in the cold water tank 12 into the water jacket 10, the second water pump 22 should be stopped to prevent suction damage, and in order to enable the function of automatically stopping the second water pump 22, the engine warming-up system optionally includes a second liquid level sensor 42 for monitoring the liquid level in the cold water tank 12 and electrically connected to the controller. That is, the second liquid level sensor 42 transmits the level information of the cold fluid in the cold water tank 12 to the controller, which stores a preset level value, and drives the second water pump 22 to stop when the level of the cold fluid in the cold water tank 12 is lower than the preset level value.
Optionally, the engine warming system comprises an eighth line 8, one end of the eighth line 8 being in communication with the fifth line 5, the other end being in fluid communication with the second line 2 via a second directional valve 32. Under some conditions, even if the heat-dissipating large cycle continues to operate, the temperature of the cold fluid in the water jacket 10 is still higher than a preset temperature (for example, 110 ℃), which requires reducing the temperature of the cold fluid by other means, thereby ensuring the operation stability of the engine. For example, when the fifth water pump 25 continuously operates for more than 3 minutes and the second temperature sensor 52 monitors that the temperature of the cold fluid in the water jacket 10 is still greater than 110 ℃, the controller controls the second directional valve 32 to conduct the eighth pipeline 8 and controls the third water pump 23 to operate to pump the cold fluid in the heat dissipation main cycle into the hot water tank 11, the first liquid level sensor 41 continuously sends the liquid level information of the hot fluid in the hot water tank 11 to the controller, the controller stores a preset liquid level value, and when the liquid level of the hot fluid in the hot water tank 11 is higher than the preset liquid level value, the controller drives the third water pump 23 to stop.
The utility model also provides a vehicle, the vehicle includes foretell engine warm-up system. Owing to adopted foretell engine warm-up system, the utility model discloses a warm-up time of engine can be reduced by a wide margin to the vehicle, and the machine oil temperature that can improve the engine in 10 seconds reaches the temperature range of normal operating to reduce whole car oil consumption and emission.
The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. In the technical idea scope of the present invention, it is possible to provide a solution of the present invention with a plurality of simple modifications to avoid unnecessary repetition, and the present invention is not described separately for various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.
Claims (10)
1. The engine warming system is characterized by comprising an engine, a hot water tank (11), a cold water tank (12), a radiator (13), a controller, a first pipeline (1), a second pipeline (2), a third pipeline (3), a fourth pipeline (4), a first water pump (21), a second water pump (22), a first reversing valve (31) and a second reversing valve (32);
the hot water tank (11) is in fluid communication with a water jacket (10) of the engine through the first conduit (1);
the cold water tank (12) is in fluid communication with the water jacket (10) through the second pipeline (2);
the first reversing valve (31) and the second reversing valve (32) are respectively arranged in the first pipeline (1) and the second pipeline (2);
the heat sink (13) comprises a first port and a second port;
one end of the third pipeline (3) is communicated with the first pipeline (1) through the first reversing valve (31), and the other end is communicated with the first port;
one end of the fourth pipeline (4) is communicated with the second pipeline (2) through the second reversing valve (32), and the other end of the fourth pipeline is communicated with the second port;
-said first water pump (21) is arranged in said first pipe (1) to drive a fluid flow between said hot water tank (11) and said water jacket (10);
the second water pump (22) being arranged in the second line (2) to drive a fluid flow between the cold water tank (12) and the water jacket (10);
the controller is electrically connected with the first water pump (21), the second water pump (22), the first direction changing valve (31), and the second direction changing valve (32) to control operations of the first water pump (21), the second water pump (22), the first direction changing valve (31), and the second direction changing valve (32).
2. An engine warming-up system according to claim 1, wherein the engine warming-up system includes an exhaust pipe (14), a fifth pipe (5), a heat exchange chamber, and a third water pump (23);
the exhaust pipe (14) is connected with an exhaust port of the engine, and the exhaust pipe (14) is at least partially arranged in the heat exchange chamber;
the fifth pipe (5) is in fluid communication with the hot water tank (11) and the heat exchange chamber, respectively, so as to form a circulation loop between the hot water tank (11) and the heat exchange chamber;
the third water pump (23) is arranged in the fifth pipeline (5) to drive fluid to flow between the fifth pipeline (5) and the hot water tank (11), and the third water pump (23) is electrically connected with the controller.
3. An engine warming-up system according to claim 1, wherein the engine warming-up system includes a first liquid level sensor (41) for monitoring a liquid level in the hot water tank (11) and electrically connected with the controller.
4. An engine warming-up system according to claim 1, wherein the engine warming-up system includes a second liquid level sensor (42) for monitoring a liquid level in the cold water tank (12) and electrically connected with the controller.
5. An engine warming-up system according to claim 1, wherein the engine warming-up system includes a heater (15), a sixth pipeline (6), a seventh pipeline (7) and a fourth water pump (24);
-said sixth line (6) and said seventh line (7) each providing a fluid communication between said heater (15) and said hot water tank (11), so that said heater (15), said hot water tank (11), said sixth line (6) and said seventh line (7) jointly form a circulation circuit;
the fourth water pump (24) is arranged in the sixth pipeline (6) to drive fluid to flow between the heater (15) and the hot water tank (11), and the fourth water pump (24) is electrically connected with the controller.
6. An engine warming-up system according to claim 5, wherein the engine warming-up system includes a first temperature sensor (51) for monitoring a temperature of the fluid in the hot water tank (11) and electrically connected to the controller.
7. An engine warming-up system according to claim 1, comprising a fifth water pump (25), the fifth water pump (25) being connected to the fourth pipe (4) to drive a fluid flow between the radiator (13) and the water jacket (10), the controller being electrically connected to the fifth water pump (25) to control an operation of the fifth water pump (25).
8. An engine warming-up system according to claim 7, wherein the engine warming-up system includes a second temperature sensor (52) for monitoring a temperature of the fluid in the water jacket (10) and electrically connected with the controller.
9. An engine warming-up system according to claim 2, characterized by comprising an eighth line (8), one end of the eighth line (8) being in communication with the fifth line (5) and the other end being in fluid communication with the second line (2) through the second direction changing valve (32); and/or the presence of a gas in the gas,
the engine warming system comprises a ninth pipeline (9), one end of the ninth pipeline (9) is in fluid communication with the cold water tank (12), and the other end of the ninth pipeline (9) is in fluid communication with the first pipeline (1) through the first reversing valve (31).
10. A vehicle characterized by comprising an engine warmup system of any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921379275.5U CN210858848U (en) | 2019-08-22 | 2019-08-22 | Engine warming system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921379275.5U CN210858848U (en) | 2019-08-22 | 2019-08-22 | Engine warming system and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210858848U true CN210858848U (en) | 2020-06-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921379275.5U Active CN210858848U (en) | 2019-08-22 | 2019-08-22 | Engine warming system and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210858848U (en) |
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2019
- 2019-08-22 CN CN201921379275.5U patent/CN210858848U/en active Active
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