CN207080279U - A kind of engine-cooling system - Google Patents
A kind of engine-cooling system Download PDFInfo
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- CN207080279U CN207080279U CN201720805700.7U CN201720805700U CN207080279U CN 207080279 U CN207080279 U CN 207080279U CN 201720805700 U CN201720805700 U CN 201720805700U CN 207080279 U CN207080279 U CN 207080279U
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- engine
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- cooling system
- temperature
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Abstract
A kind of engine-cooling system, including：Warm-up circuit；The cooling circuit being separated with the warm-up circuit, the cooling circuit include coolant cooling circuit and the High-temperature cooling loop being separated with the coolant cooling circuit；The coolant cooling circuit includes being used for the first thermostat for controlling the coolant cooling circuit break-make, and the High-temperature cooling loop includes being used for the second thermostat for controlling High-temperature cooling loop break-make.The cooling system accelerates warming-up speed, saves oil consumption, add passenger comfort by setting the warm-up circuit and cooling circuit that are separated from each other.And the cooling system reduces the high risk of gearbox oil temperature by the way that water jacket to be accessed to transmission oil cooler first.
Description
Technical field
Cooling system technical field is the utility model is related to, more particularly, to a kind of engine-cooling system.
Background technology
When engine for automobile operates under various operating modes, substantial amounts of heat can be produced, when temperature exceedes certain scope, is started
Machine cylinder interior lubricates and combustion case starts to deteriorate, the too high performance that can have a strong impact on engine of temperature, or even can lead
Cause the damage of engine.Therefore in order that engine keeps working at a proper temperature, in the general automobile using engine
Engine-cooling system will be set.The widely used water-cooled of car engine cooling system at present.Make engine hot parts
Heat passed to by cylinder sleeve, cylinder cap to the cooling water in water jacket around, the heat for then being absorbed cooling water spills into the external world
In air.
In existing engine-cooling system, as shown in figure 1, engine oil cooler 113, transmission oil cooler 112 and warm
Wind core body 21 is cascaded structure.In warm-up period, the temperature of the coolant of cooling system is higher than engine oil cooler 113 and speed change
The temperature of device oil cooler 112, partial heat is absorbed by engine oil cooler 113 and transmission oil cooler 112, simply in coolant
After temperature stabilization, cooling system just starts to radiate to it.So can thus there are problems that：1. due to warming-up rank
Section partial heat is absorbed by engine oil cooler 113 and transmission oil cooler 112, so warm-up period lengthens；2. enter warm wind
The water temperature of core body 21 goes out water temperature less than engine, causes warm wind effect poor, influences passenger comfort；3. after water temperature stability, by
In the heating of engine oil cooler 113, make transmission oil cooler 112 enters water temperature height, there is the risk for causing gearbox oil temperature high.
Utility model content
For the above-mentioned technical problem in the presence of prior art, the utility model proposes a kind of engine cool system
Warm-up circuit and cooling circuit are separated, add the first thermostat, make engine oil cooler, speed change by system, the cooling system
Device oil cooler and the series connection of the first thermostat, warm-up circuit individually all the way, so as to reduce cooling system to engine in warm-up period
The heating of oil cooler and transmission oil cooler, accelerate warming-up speed, save oil consumption, while increase passenger comfort.And this is cold
But system accesses water jacket transmission oil cooler first, and so after water temperature stability, the water temperature of transmission oil cooler will not be because of
The heating of engine oil cooler and it is too high, so as to reduce the high risk of gearbox oil temperature.
The utility model provides a kind of engine-cooling system, including：
Warm-up circuit；
With the warm-up circuit be separated cooling circuit, the cooling circuit include coolant cooling circuit and with it is described low
The High-temperature cooling loop that warm cooling circuit is separated, the coolant cooling circuit include being used to control coolant cooling circuit break-make
First thermostat, the High-temperature cooling loop include being used for the second thermostat for controlling High-temperature cooling loop break-make.
In warm-up period, the first thermostat and the second thermostat are turned off, and are first passed through by the cooling agent that engine heats
Warm-up circuit carries out warming-up.Warm-up circuit individually all the way, scatters and disappears without heat, improves warming-up efficiency.
With the rise of engine temperature, the first thermostat is first opened, and the coolant circulates in coolant cooling circuit,
For cooling down transmission oil cooler and engine oil cooler.When engine temperature continues to raise, reach the unlatching of the second thermostat
During temperature, the second thermostat is opened, and High-temperature cooling loop is opened, and the heat of engine largely distributes through high temperature heat-radiation loop.
As to further improvement of the utility model, the engine-cooling system also include water jacket and with the water
The mechanical water pump of the import connection of set.The mechanical water pump is used to make cooling agent be circulated in a cooling system.In cooling system
In system, mechanical water pump supplies cooling agent to engine, and cooling agent is heated in engine.
As to further improvement of the utility model, the coolant cooling circuit also includes transmission oil cooler and started
Machine oil cooler, the entrance of the transmission oil cooler connect the outlet of the water jacket, the outlet connection of the transmission oil cooler
The entrance of the engine oil cooler, the entrance of the outlet connection mechanical water pump of the engine oil cooler, the engine oil
The first thermostat is provided between cooler and the mechanical water pump.When the temperature of engine reaches the opening temperature of the first thermostat
When, coolant cooling circuit is opened, and water jacket accesses transmission oil cooler first, so after water temperature stability, transmission oil cooler
Water temperature will not be too high because of the heating of engine oil cooler, so as to reduce the high risk of gearbox oil temperature.
Also include the radiator for radiating as to further improvement of the utility model, the High-temperature cooling loop,
The outlet of the entrance connection water jacket of the radiator, the import of the outlet connection mechanical water pump of the radiator, the radiator
The second thermostat is provided between the water jacket.When High-temperature cooling loop is opened, the heat of engine distributes through radiator.
As to further improvement of the utility model, the warm-up circuit includes the heater cores for blowing, described
The import of heater cores connects the outlet of the water jacket, the entrance of the outlet connection mechanical water pump of the heater cores.
As to further improvement of the utility model, the engine-cooling system also includes the expansion circuit that disappears, described
The expansion circuit that disappears is used for the swelling volume for eliminating coolant.
Include being used to eliminate coolant swelling volume as to further improvement of the utility model, the expansion circuit that disappears
Expansion tank.
Also include the booster being connected with expansion tank as to further improvement of the utility model, the expansion circuit that disappears
And the water pump being connected with the booster, the import of the water pump connect the outlet of the water jacket.
As to further improvement of the utility model, the engine-cooling system also includes being used to aid in the high temperature
The bypass line of cooling circuit radiating, second thermostat control the break-make of the bypass line.
It it is 80 degrees Celsius as the opening temperature to further improvement of the utility model, first thermostat.Typically
, the opening temperature of second thermostat is more than the opening temperature of the first thermostat.
Compared with prior art, the utility model has the advantage of, the cooling system by warm-up circuit and cooling circuit phase
Separation, adds the first thermostat, makes engine oil cooler, transmission oil cooler and the series connection of the first thermostat, warm-up circuit list
Solely all the way, so as to reduce heating of the cooling system to engine oil cooler and transmission oil cooler in warm-up period, warming-up is accelerated
Speed, oil consumption is saved, while increase passenger comfort.And the cooling system accesses water jacket transmission oil cooler first, this
For sample after water temperature stability, the water temperature of transmission oil cooler will not be too high because of the heating of engine oil cooler, becomes so as to reduce
The high risk of fast device oil temperature.
Brief description of the drawings
Preferred embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.In figure：
Fig. 1 shows a kind of schematic diagram of engine-cooling system according to prior art.
Fig. 2 shows the schematic diagram of the engine-cooling system according to embodiment of the present utility model.
In the accompanying drawings, identical part uses identical reference.Accompanying drawing is not drawn according to the ratio of reality.
Embodiment
The utility model is described further below in conjunction with accompanying drawing.
As shown in Fig. 2 according to one embodiment of the present utility model, there is provided a kind of engine-cooling system, including：
Warm-up circuit 2；
With the warm-up circuit 2 be separated cooling circuit 1, the cooling circuit 1 include coolant cooling circuit 11 and with
The High-temperature cooling loop 12 that the coolant cooling circuit 11 is separated, the coolant cooling circuit 11 include being used to control low temperature cold
But the first thermostat 111 of the break-make of loop 11, the High-temperature cooling loop 12 include being used to control the break-make of High-temperature cooling loop 12
The second thermostat 121.
In warm-up period, the first thermostat 111 and the second thermostat 121 are turned off, the cooling agent heated by engine
First pass through warm-up circuit 2 and carry out warming-up.Warm-up circuit 2 individually all the way, scatters and disappears without heat, improves warming-up efficiency.Warming-up rank
Section, before the unlatching of the first thermostat 111, this coolant cooling circuit flow very little, it is possible to reduce cooling system is to engine oil
The heating of cooler and transmission oil cooler, so as to accelerate warm-up period.
With the rise of engine temperature, the first thermostat 111 is first opened, and the coolant is in coolant cooling circuit 11
Circulation, for cooling down transmission oil cooler 112 and engine oil cooler 113.When engine temperature continues to raise, reach the second section
During the opening temperature of warm device 121, the second thermostat 121 is opened, and High-temperature cooling loop 12 is opened, and the heat of engine largely passes through
High-temperature cooling loop 12 distributes.
In one embodiment, the engine-cooling system also includes water jacket 3 and is connected with the import of the water jacket 3
Mechanical water pump 4.Wherein, the water jacket 3 includes cylinder cover water jacket 31 and cylinder body water jacket 32, and the mechanical water pump 4 is used to make cooling
Agent is circulated in a cooling system.In a cooling system, mechanical water pump 4 supplies cooling agent to engine, cold in engine
But agent is heated.
In one embodiment, the coolant cooling circuit 11 also includes transmission oil cooler 112 and engine oil cooler
113, the entrance of the transmission oil cooler 112 connects the outlet of the water jacket 3, and the entrance of the engine oil cooler 113 connects
The outlet of the transmission oil cooler 112 is connect, the entrance of the outlet connection mechanical water pump 4 of the engine oil cooler 113 is described
The first thermostat 111 is provided between engine oil cooler 113 and the mechanical water pump 4.
When the temperature of engine reaches the opening temperature of the first thermostat 111, coolant cooling circuit 11 is opened, water jacket 3
Transmission oil cooler 112 is accessed first, and so after water temperature stability, the water temperature of transmission oil cooler 112 will not be because of engine
The heating of oil cooler 113 and it is too high, so as to reduce the high risk of gearbox oil temperature.
In one embodiment, the High-temperature cooling loop 12 includes the radiator 122 for radiating, the radiator
The outlet of 122 import connection water jacket 3, the entrance of the outlet connection mechanical water pump 4 of the radiator 122.High-temperature cooling loop
During 12 opening, the heat of engine distributes through radiator 122.
In one embodiment, the warm-up circuit 2 includes the heater cores 21 for blowing, the heater cores 21
Import connects the outlet of the water jacket 3, the entrance of the outlet connection mechanical water pump 4 of the heater cores 21.
In one embodiment, the engine-cooling system also includes the expansion circuit 5 that disappears, and the expansion circuit 5 that disappears is used
In the swelling volume for eliminating coolant.
In one embodiment, the expansion circuit 5 that disappears includes being used for the expansion tank 51 for eliminating coolant swelling volume.Institute
Stating the expansion circuit 5 that disappears also includes the booster 52 being connected with expansion tank 51 and the water pump 53 being connected with the booster 52, institute
The import for stating water pump 53 connects the outlet of the water jacket.The water pump 53 is preferably electronic water pump.
In one embodiment, the engine-cooling system also includes bypass line 6.The bypass line 6 is by second
The control of thermostat 121, when coolant reaches certain temperature, High-temperature cooling loop 12 is connected, and bypass line 6 is closed, and is started
Heat caused by machine is largely radiated by radiator 122.
In one embodiment, the opening temperature of first thermostat 111 is 80 degrees Celsius.In general, described second
The opening temperature of thermostat 121 is at least 93 degrees Celsius.Preferably, when temperature reaches 93 degree, the second thermostat 121 is opened,
High-temperature cooling loop 12 connects, and heat now is most of lost by High-temperature cooling loop 12.
Compared with prior art, the utility model has the advantage of, the cooling system by warm-up circuit and cooling circuit phase
Separation, adds the first thermostat, makes engine oil cooler, transmission oil cooler and the series connection of the first thermostat, warm-up circuit list
Solely all the way, so as to reduce heating of the cooling system to engine oil cooler and transmission oil cooler in warm-up period, warming-up is accelerated
Speed, oil consumption is saved, while increase passenger comfort.And the cooling system accesses water jacket transmission oil cooler first, this
For sample after water temperature stability, the water temperature of transmission oil cooler will not be too high because of the heating of engine oil cooler, becomes so as to reduce
The high risk of fast device oil temperature.
Preferred embodiment of the present utility model is the foregoing is only, but scope of protection of the utility model is not limited to
This, any those skilled in the art in technical scope, easily can be changed or change disclosed in the utility model, and
This be altered or varied should all be covered within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should
It is defined by the protection domain of claims.
Claims (10)
- A kind of 1. engine-cooling system, it is characterised in that including：Warm-up circuit；With the warm-up circuit be separated cooling circuit, the cooling circuit include coolant cooling circuit and with the low temperature cold But the High-temperature cooling loop that loop is separated, the coolant cooling circuit include being used to control the coolant cooling circuit break-make First thermostat, the High-temperature cooling loop include being used for the second thermostat for controlling High-temperature cooling loop break-make.
- 2. engine-cooling system according to claim 1, it is characterised in that the engine-cooling system also includes water Set and the mechanical water pump being connected with the import of the water jacket.
- 3. engine-cooling system according to claim 2, it is characterised in that the coolant cooling circuit also includes speed change Device oil cooler and engine oil cooler, the entrance of the transmission oil cooler connect the outlet of the water jacket, the transmission oil The outlet of cooler connects the entrance of the engine oil cooler, and the outlet connection mechanical water pump of the engine oil cooler enters Mouthful, the first thermostat is provided between the engine oil cooler and the mechanical water pump.
- 4. engine-cooling system according to claim 2, it is characterised in that the High-temperature cooling loop also includes being used for The radiator of radiating, the outlet of the entrance connection water jacket of the radiator, the outlet connection mechanical water pump of the radiator enter Mouthful, the second thermostat is provided between the radiator and the water jacket.
- 5. engine-cooling system according to claim 2, it is characterised in that the warm-up circuit is included for air-supply Heater cores.
- 6. engine-cooling system according to claim 2, it is characterised in that the engine-cooling system also includes using In the expansion circuit that disappears for eliminating coolant swelling volume.
- 7. engine-cooling system according to claim 6, it is characterised in that the expansion circuit that disappears includes being used to eliminate The expansion tank of coolant swelling volume.
- 8. engine-cooling system according to claim 7, it is characterised in that the expansion circuit that disappears also includes and expansion The booster of case connection and the water pump being connected with the booster, the import of the water pump connect the outlet of the water jacket.
- 9. engine-cooling system according to claim 1, it is characterised in that the engine-cooling system also includes using In the bypass line for aiding in the High-temperature cooling loop radiating, second thermostat controls the break-make of the bypass line.
- 10. engine-cooling system according to claim 1, it is characterised in that the opening temperature of first thermostat For 80 degrees Celsius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720805700.7U CN207080279U (en) | 2017-07-05 | 2017-07-05 | A kind of engine-cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720805700.7U CN207080279U (en) | 2017-07-05 | 2017-07-05 | A kind of engine-cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207080279U true CN207080279U (en) | 2018-03-09 |
Family
ID=61427100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720805700.7U Active CN207080279U (en) | 2017-07-05 | 2017-07-05 | A kind of engine-cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207080279U (en) |
-
2017
- 2017-07-05 CN CN201720805700.7U patent/CN207080279U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 450016 Zhengzhou economic and Technological Development Zone, Henan Road, No. 1689 Co-patentee after: Hippocampal New Energy Automobile Co., Ltd. Patentee after: Hippocampus Motor Co., Ltd. Address before: 450016 Zhengzhou economic and Technological Development Zone, Henan Road, No. 1689 Co-patentee before: Haima Business Automobile Co., Ltd. Patentee before: Hippocampus Motor Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |