CN220539709U - Cooling system of large-circulation engine oil cooler - Google Patents
Cooling system of large-circulation engine oil cooler Download PDFInfo
- Publication number
- CN220539709U CN220539709U CN202322293884.1U CN202322293884U CN220539709U CN 220539709 U CN220539709 U CN 220539709U CN 202322293884 U CN202322293884 U CN 202322293884U CN 220539709 U CN220539709 U CN 220539709U
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- Prior art keywords
- water
- oil cooler
- water jacket
- cylinder body
- jacket
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- 239000010705 motor oil Substances 0.000 title claims abstract description 42
- 238000001816 cooling Methods 0.000 title claims abstract description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 172
- 210000000476 body water Anatomy 0.000 claims abstract description 29
- 239000000110 cooling liquid Substances 0.000 claims abstract description 20
- 239000003921 oil Substances 0.000 claims description 28
- 238000009434 installation Methods 0.000 claims description 21
- 239000007788 liquid Substances 0.000 claims description 10
- 239000000446 fuel Substances 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 239000002826 coolant Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000012809 cooling fluid Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- 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
- Y02T10/12—Improving ICE efficiencies
Landscapes
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The utility model relates to a cooling system of a large-cycle engine oil cooler, which comprises a radiator, a cylinder cover water jacket, a cylinder body water jacket, an engine oil cooler, an EGR cooler, a warm air core, a water pump, a water temperature sensor, a thermostat I and a thermostat II; the cylinder body water jacket and the cylinder cover water jacket are communicated with the radiator, the temperature regulator II is arranged between the cylinder body water jacket and the cylinder cover water jacket, the temperature regulator I is arranged between the radiator, the water pump and the water temperature sensor, and the water pump is used for cooling the engine oil cooler by cooled cooling liquid. The arrangement design is that the water side flow of the engine oil cooler is large, the heat exchange efficiency with the engine oil side is high, the engine oil is heated by the cooling liquid heated in a small circulation mode in the warming-up process, the viscosity is reduced, the friction work is reduced, and the fuel consumption rate in the warming-up stage is improved.
Description
Technical Field
The utility model relates to the technical field of coolers, in particular to a cooling system of a large-circulation engine oil cooler.
Background
At present, the traditional engine oil cooler is arranged in a way of a water inlet of a water pump engine oil cooler; water inlet of water pump engine oil cooler thermostat shell radiator water inlet water pump cylinder water jacket engine oil cooler water inlet; water inlet of water pump cylinder body water jacket engine oil cooler thermoregulator shell thermoregulator radiator;
however, there are the following problems: the engine oil cooler always forms a parallel connection relationship with the cylinder body and cylinder cover water jacket; the engine oil cooler always shunts the cylinder body and cylinder cover water jacket, so that the flow requirement of the cylinder body and cylinder cover water jacket is met, the load of a water pump is required to be increased, the power of a water pump shaft is increased, the fuel consumption rate of an engine is improved, and the heat efficiency is influenced; the cooling liquid flow through the engine oil cooler is limited, and the heat dissipation effect is poor.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a cooling system of a large-cycle oil cooler.
The utility model provides a cooling system of a large-cycle engine oil cooler, which adopts the following technical scheme:
a cooling system of a large-cycle engine oil cooler comprises a radiator, a cylinder cover water jacket arranged on a cylinder cover, a cylinder body water jacket arranged on a cylinder body, an engine oil cooler, an EGR cooler, a warm air core, a water pump, a water temperature sensor, a thermostat I and a thermostat II; the air conditioner comprises a cylinder body water jacket, a cylinder cover water jacket, a water temperature sensor, a temperature regulator I, a water pump, an engine oil cooler, an EGR cooler, a warm air core and a water pump, wherein the cylinder body water jacket and the cylinder cover water jacket circulate, the cylinder body water jacket and the cylinder cover water jacket circulate with a radiator, the water temperature sensor is used for detecting water outlet temperatures of the cylinder cover water jacket and the cylinder cover water jacket, the temperature regulator II is arranged between the cylinder body water jacket and the cylinder cover water jacket, the temperature regulator I is arranged between the radiator, the water pump and the water temperature sensor, the water pump is used for cooling cooled cooling liquid to the engine oil cooler, and the cooling liquid of the EGR cooler and the warm air core is collected and then is led into the water pump.
Optionally, the cylinder body has the installation cavity, oil cooler sets up in the installation cavity, it has the coolant liquid to fill in the installation cavity, the water inlet and the water pump delivery port circulation of installation cavity, the delivery port and the water inlet of attemperator two of installation cavity circulate.
Optionally, the first thermostat is provided with two water inlets and one water outlet, the two water inlets of the first thermostat are respectively communicated with the water inlets of the radiator and the water temperature sensor, and the water outlet is communicated with the water pump.
Optionally, the mounting chamber has two liquid outlets, wherein one of the liquid outlets is in fluid communication with the water pump via the turbocharger.
Optionally, the air conditioner further comprises an expansion kettle, one part of the air heater core body and the water outlet of the EGR cooler flow into the expansion kettle after being converged, the other part of the air heater core body and the water outlet of the EGR cooler flow into the thermostat I, and the radiator and the cylinder cover water jacket are communicated with the expansion kettle.
Optionally, the second thermostat is provided with a water inlet and two water outlets, and the two water outlets of the second thermostat are respectively communicated with the water inlets of the cylinder body water jacket and the cylinder cover water jacket.
Optionally, when the water jacket of the cylinder body is below the water temperature of 65 ℃, the second thermostat is closed; the water jacket of the cylinder body is arranged between the water temperature of 65 ℃ and 78 ℃, and the thermostat is initially opened at the second time; and when the cylinder body water jacket is above 78 ℃, the second temperature regulator is fully opened.
Optionally, the oil cooler is provided with an oil side oil path, and the oil cooler is immersed in the mounting cavity by means of a cover plate.
In summary, the present utility model includes at least one of the following beneficial technical effects: the arrangement design has the advantages that the water side flow of the engine oil cooler is large, the heat exchange efficiency with the engine oil side is high, the engine oil is heated by the cooling liquid heated in a small circulation manner in the warming-up process, the viscosity is reduced, the friction work is reduced, and the fuel consumption rate in the warming-up stage is improved
Drawings
FIG. 1 is a flow diagram of an embodiment of the present utility model.
Reference numerals illustrate: 1. a heat sink; 2. a cylinder head water jacket; 3. a cylinder water jacket; 4. an oil cooler; 5. an EGR cooler; 6. a warm air core; 7. a water pump; 8. a water temperature sensor; 9. a thermostat I; 10. a second temperature regulator; 11. an expansion kettle; 12. a turbocharger.
Detailed Description
The present utility model will be described in further detail with reference to fig. 1.
The embodiment of the utility model discloses a cooling system of a large-cycle engine oil cooler.
Referring to fig. 1, a cooling system of a large-cycle engine oil cooler comprises a radiator 1, a cylinder head water jacket 2 arranged on a cylinder head, a cylinder body water jacket 3 arranged on a cylinder body, an engine oil cooler 4, an EGR cooler 5, a warm air core 6, a water pump 7, a water temperature sensor 8, an expansion kettle 11, a thermostat one 9 and a thermostat two 10; the cylinder body water jacket 3 and the cylinder cover water jacket 2 circulate, the cylinder body water jacket 3 and the cylinder cover water jacket 2 circulate with the radiator 1, the water temperature sensor 8 is used for detecting the water outlet temperature of the cylinder cover water jacket 2 and the cylinder body water jacket 3, the temperature regulator II 10 is arranged between the cylinder body water jacket 3 and the cylinder cover water jacket 2, the temperature regulator I9 is arranged between the radiator 1, the water pump 7 and the water temperature sensor 8, the water pump 7 is used for cooling the engine oil cooler 4 by cooled cooling liquid, and the cooling liquid of the EGR cooler 5 and the warm air core 6 is gathered and then is gathered in the water pump 7.
By adopting the arrangement design of the technical scheme, the water side flow of the engine oil cooler 4 is high, the heat exchange efficiency with the engine oil side is high, the engine oil is heated by the cooling liquid heated in the small circulation mode in the warming-up process, the viscosity is reduced, the friction work is reduced, and the fuel consumption rate in the warming-up stage is improved.
In this embodiment, the oil cooler 4 is arranged behind the water pump 7, the cylinder body has an installation cavity, and the installation cavity of cylinder body side, the oil cooler 4 sets up in the installation cavity, and the installation cavity intussuseption is filled with coolant liquid, and the oil cooler 4 has the oil side oil circuit, and the oil cooler 4 does not have the coolant liquid return circuit setting, and the oil cooler 4 is immersed in the installation cavity through the mode of apron. The water inlet of the installation cavity is communicated with the water outlet of the water pump 7, the water outlet of the installation cavity is communicated with the water inlet of the thermostat II 10, and the engine oil cooler 4 is cooled by cooling liquid of the installation cavity.
The installation cavity is provided with two liquid outlets, wherein one liquid outlet is communicated with the water pump 7 through the turbocharger 12, and the other liquid outlet is communicated with the cylinder body water jacket 3 and the cylinder cover water jacket 2 through the thermostat two 10.
The cylinder head water jacket 2 is provided with four water outlets, one is converged with the cylinder body water jacket 3 and flows into the water temperature sensor 8, one flows into the warm air core 6, one flows into the EGR cooler 5, and one flows into the expansion kettle 11.
After the warm air core 6 and the water outlet of the EGR cooler 5 are converged, one part flows into the expansion kettle 11, the other part flows into the thermostat I9, and the radiator 1 and the cylinder cover water jacket 2 are communicated with the expansion kettle 11.
In this embodiment, the thermostat two 10 has one water inlet and two water outlets, and the two water outlets of the thermostat two 10 are respectively in communication with the water inlets of the cylinder block water jacket 3 and the cylinder head water jacket 2, and the water inlets are in communication with the engine oil cooler 4.
The water temperature sensor 8 has two water outlets, one in communication with the water inlet of the radiator 1 and the other in communication with the thermostat 9.
The radiator 1 is provided with two water outlets, one water outlet is communicated with the expansion kettle 11, and the other water outlet is communicated with the thermostat 9.
The thermostat I9 is provided with two water inlets and a water outlet, the two water inlets of the thermostat I9 are respectively communicated with the water inlets of the radiator 1 and the water temperature sensor 8, and the water outlet is communicated with the water pump 7. When the temperature reaches the initial temperature set by the first temperature regulator 9 after the water outlet of the cylinder body water jacket 3 and the water outlet of the cylinder cover water jacket 2 are converged, the working principle is consistent with that of a traditional engine.
The remaining cooling liquid which does not flow into the expansion kettle 11 is collected by the warm air core 6 and the EGR cooler 5 and then is collected with the cooling liquid at the water outlet of the expansion kettle 11, and then is collected with the cooling liquid discharged by the engine oil cooler 4 from the turbocharger 12 and then is collected with the cooling liquid discharged by the thermostat 9 and then flows into the water pump 7.
When the water temperature of the cylinder body water jacket 3 is lower than 65 ℃, the cooling liquid is in a non-convection state, the cooling liquid of the cylinder cover water jacket 2 is in a normally-on state, and the thermostat II 10 is closed; the water jacket 3 of the cylinder body is at the temperature of 65-78 ℃, the second temperature regulator 10 is in a partial opening state, the flow ratio of the water jacket 3 of the cylinder body to the water jacket 2 of the cylinder cover increases along with the rising of the temperature, and the second temperature regulator 10 starts to be opened initially; when the cylinder body water jacket 3 is above 78 ℃, the second temperature regulator 10 is fully opened, and the ratio of the cylinder body flow to the cylinder cover flow is stable.
In the state of the heat engine, the cooling liquid at the lowest temperature of the cooling system behind the radiator 1 exchanges heat with the engine oil cooler 4, the water inlet/oil inlet temperature difference is large, the heat radiation power is increased, and the highest engine oil temperature is ensured to be kept in the allowable engine oil temperature range;
the cylinder body/cylinder cover split cooling arrangement can design the cooling fluid flow ratio according to the heat dissipation ratio of the cylinder cover and the cylinder body, the cooling of the cylinder body water jacket 3 and the cylinder cover water jacket 2 is more uniform, and the combustion consistency of each cylinder of the engine is improved.
The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.
Claims (8)
1. A cooling system of a large-cycle oil cooler is characterized in that: the engine oil cooler comprises a radiator, a cylinder head water jacket arranged on a cylinder head, a cylinder body water jacket arranged on a cylinder body, an engine oil cooler, an EGR cooler, a warm air core, a water pump, a water temperature sensor, a thermostat I and a thermostat II; the air conditioner comprises a cylinder body water jacket, a cylinder cover water jacket, a water temperature sensor, a temperature regulator I, a water pump, an engine oil cooler, an EGR cooler, a warm air core and a water pump, wherein the cylinder body water jacket and the cylinder cover water jacket circulate, the cylinder body water jacket and the cylinder cover water jacket circulate with a radiator, the water temperature sensor is used for detecting water outlet temperatures of the cylinder cover water jacket and the cylinder cover water jacket, the temperature regulator II is arranged between the cylinder body water jacket and the cylinder cover water jacket, the temperature regulator I is arranged between the radiator, the water pump and the water temperature sensor, the water pump is used for cooling cooled cooling liquid to the engine oil cooler, and the cooling liquid of the EGR cooler and the warm air core is collected and then is led into the water pump.
2. The large circulation oil cooler cooling system according to claim 1, wherein: the cylinder body is provided with an installation cavity, the oil cooler is arranged in the installation cavity, cooling liquid is filled in the installation cavity, a water inlet of the installation cavity is communicated with a water outlet of the water pump, and a water outlet of the installation cavity is communicated with a water inlet of the temperature regulator II.
3. The large circulation oil cooler cooling system according to claim 1, wherein: the first thermostat is provided with two water inlets and one water outlet, and the two water inlets of the first thermostat are respectively communicated with the water inlets of the radiator and the water temperature sensor, and the water outlet is communicated with the water pump.
4. The large circulation oil cooler cooling system according to claim 2, characterized in that: the installation cavity is provided with two liquid outlets, wherein one liquid outlet is communicated with the water pump through the turbocharger.
5. The large circulation oil cooler cooling system according to claim 2, characterized in that: the air conditioner further comprises an expansion kettle, one part of the air heater core body and the water outlet of the EGR cooler flow into the expansion kettle after being converged, the other part of the air heater core body and the water outlet of the EGR cooler flow into the thermostat I, and the radiator and the cylinder cover water jacket are communicated with the expansion kettle.
6. The large circulation oil cooler cooling system according to claim 4, wherein: the second temperature regulator is provided with a water inlet and two water outlets, and the two water outlets of the second temperature regulator are respectively communicated with the water inlets of the cylinder body water jacket and the cylinder cover water jacket.
7. The large circulation oil cooler cooling system according to claim 6, wherein: when the water jacket of the cylinder body is below the water temperature of 65 ℃, the second thermostat is closed; the water jacket of the cylinder body is arranged between the water temperature of 65 ℃ and 78 ℃, and the thermostat is initially opened at the second time; and when the cylinder body water jacket is above 78 ℃, the second temperature regulator is fully opened.
8. The large circulation oil cooler cooling system according to claim 2, characterized in that: the oil cooler is provided with an oil side oil way, and the oil cooler is immersed in the installation cavity in a cover plate mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322293884.1U CN220539709U (en) | 2023-08-24 | 2023-08-24 | Cooling system of large-circulation engine oil cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322293884.1U CN220539709U (en) | 2023-08-24 | 2023-08-24 | Cooling system of large-circulation engine oil cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220539709U true CN220539709U (en) | 2024-02-27 |
Family
ID=89972618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322293884.1U Active CN220539709U (en) | 2023-08-24 | 2023-08-24 | Cooling system of large-circulation engine oil cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220539709U (en) |
-
2023
- 2023-08-24 CN CN202322293884.1U patent/CN220539709U/en active Active
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| GR01 | Patent grant |