CN208428952U - Engine cooling system and vehicle - Google Patents
Engine cooling system and vehicle Download PDFInfo
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- CN208428952U CN208428952U CN201820742466.2U CN201820742466U CN208428952U CN 208428952 U CN208428952 U CN 208428952U CN 201820742466 U CN201820742466 U CN 201820742466U CN 208428952 U CN208428952 U CN 208428952U
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Abstract
This disclosure relates to a kind of engine cooling system and vehicle, the engine cooling system includes the primary heat sink of vehicle front being arranged in and is connected with primary heat sink the auxiliary radiating device of vehicle bottom is arranged in, auxiliary radiating device includes the additional cooler for being fixed on vehicle bottom, for closing the air-inlet grille of additional cooler, and the first controller opened or closed for controlling air-inlet grille.In this way, primary heat sink and auxiliary radiating device match, when especially primary heat sink is not able to satisfy engine radiating demand under limiting condition, auxiliary radiating device is able to carry out supplement heat dissipation, auxiliary radiating device is arranged in the bottom of vehicle, it can make full use of the air flowed under vehicle running state to radiate, first controller is opened or closed by control air-inlet grille, to meet the radiating requirements of engine under different operating conditions, in addition, auxiliary radiating device is arranged in vehicle bottom, makes full use of the arrangement space at vehicle bottom, and structure is more compact.
Description
Technical field
This disclosure relates to engine radiating field, and in particular, to a kind of engine cooling system and vehicle.
Background technique
The heat dissipation of engine radiating, especially fuel battery car engine is one of difficult point of automotive development.Related skill
In art, the air-inlet grille location arrangements radiator in vehicle front is mostly used greatly, while being configured big intake fan, being increased air inlet
The modes such as area radiate to engine, but aforesaid way is not able to satisfy the radiating requirements of high-power engine, especially
It is under limiting condition, it cannot be guaranteed that the normal work of engine.
Utility model content
First purpose of the disclosure is to provide a kind of engine cooling system, which can satisfy not
With the radiating requirements of engine under operating condition, guarantee the normal work of engine.
Second purpose of the disclosure is to provide a kind of vehicle, which includes the engine radiating system that the disclosure provides
System.
To achieve the goals above, the disclosure provides a kind of engine cooling system, the master including vehicle front is arranged in
Radiator and it is connected with the primary heat sink auxiliary radiating device of the vehicle bottom is set, the auxiliary heat dissipation
Device includes the additional cooler for being fixed on the vehicle bottom, for closing the air-inlet grille of the additional cooler, and
The first controller opened or closed for controlling the air-inlet grille.
Optionally, the top of the additional cooler is also arranged at intervals with pod, and the pod is formed as described
Upwardly recessed arcuate structure at the position of additional cooler, the air-inlet grille are used to the additional cooler being enclosed in institute
It states in arcuate structure.
Optionally, the auxiliary radiating device further includes that dissipating between the pod and the additional cooler is arranged in
Hot-air fan, the actuator for driving the radiator fan to rotate, and the second control for controlling the actuator revolving speed
Device, the second controller and first controller electrical connection.
Optionally, the actuator is motor, and the radiator fan is connected on the output shaft of the motor, described second
Controller is the MCU for controlling the motor speed.
It optionally, further include detecting element for detecting engine Current Temperatures, the detecting element and described first
Controller electrical connection.
Optionally, the detecting element is temperature sensor.
Optionally, the detecting element includes for detecting the first detecting element of temperature at the engine export, using
It is examined in the second detecting element of the detection primary heat sink outlet temperature and the third for detecting current environmental temperature
Survey element.
Optionally, the primary heat sink includes the main radiator being connected in series with the additional cooler.
Optionally, first controller is ECU.
According to the second aspect of the disclosure, a kind of vehicle is also provided, going back vehicle includes above-mentioned engine cooling system.
Through the above technical solutions, primary heat sink and auxiliary radiating device match, it is main especially under limiting condition
When radiator is not able to satisfy engine radiating demand, auxiliary radiating device is able to carry out supplement heat dissipation, and auxiliary heat dissipation fills
The bottom for being arranged in vehicle is set, the air flowed under vehicle running state is can make full use of and radiates, the first controller is logical
Opening or closing for control air-inlet grille is crossed, to meet the radiating requirements of engine under different operating conditions, in addition, auxiliary radiating device
It is arranged in vehicle bottom, makes full use of the arrangement space at vehicle bottom, structure is more compact.
Other feature and advantage of the disclosure will the following detailed description will be given in the detailed implementation section.
Detailed description of the invention
Attached drawing is and to constitute part of specification for providing further understanding of the disclosure, with following tool
Body embodiment is used to explain the disclosure together, but does not constitute the limitation to the disclosure.In the accompanying drawings:
Fig. 1 is the structural schematic diagram for the engine cooling system that the disclosure provides；
Fig. 2 is structural representation when auxiliary radiating device air-inlet grille is closed in the engine cooling system of disclosure offer
Figure；
Fig. 3 is structural representation when auxiliary radiating device air-inlet grille is opened in the engine cooling system of disclosure offer
Figure；
Fig. 4 is the flow chart of the heat dissipating method for the engine that the disclosure provides.
Description of symbols
1 primary heat sink, 2 auxiliary radiating device
21 additional cooler, 22 air-inlet grille
23 pod, 24 radiator fan
Specific embodiment
It is described in detail below in conjunction with specific embodiment of the attached drawing to the disclosure.It should be understood that this place is retouched
The specific embodiment stated is only used for describing and explaining the disclosure, is not limited to the disclosure.
In the disclosure, in the absence of explanation to the contrary, the noun of locality used such as "upper", "lower" is typically referred to phase
It answers and defines on the basis of the drawing of attached drawing, "front", "rear" refers to for the direction of normal vehicle operation, "inner",
"outside" refers to the inner and outer of corresponding component profile.In addition, term " first " used in the disclosure " second " etc. is to distinguish
One element and another element do not have succession and importance.In addition, in the following description when referring to the accompanying drawings, unless otherwise
It indicates, the same numbers in different drawings indicate the same or similar elements.
As shown in Figure 1 to Figure 3, the disclosure provides a kind of engine cooling system, and the master including vehicle front is arranged in dissipates
Thermal 1 and it is connected with primary heat sink 1 auxiliary radiating device 2 of vehicle bottom is set, auxiliary radiating device 2 includes solid
It is scheduled on the additional cooler 21 of vehicle bottom, for closing the air-inlet grille 22 of additional cooler 21, and for controlling air inlet
The first controller (not shown) that grid 22 opens or closes.
Through the above technical solutions, primary heat sink 1 and auxiliary radiating device 2 match, especially under limiting condition
When primary heat sink 1 is not able to satisfy engine radiating demand, auxiliary radiating device 2 is able to carry out supplement heat dissipation, and assists dissipating
Thermal 2 is arranged in the bottom of vehicle, can make full use of the air flowed under vehicle running state and radiates, the first control
Device is opened or closed by control air-inlet grille 22, to meet the radiating requirements of engine under different operating conditions, in addition, auxiliary dissipates
Thermal 2 is arranged in vehicle bottom, can make full use of the arrangement space at vehicle bottom, and structure is more compact.
In the disclosure, primary heat sink 1 includes the main radiator being connected in series with additional cooler 21, main radiator arrangement
In the front of vehicle, additional cooler 21 is connected with main radiator and is arranged in the bottom of vehicle, in vehicle travel process,
When engine is run with small-power, the coolant liquid in main radiator and additional cooler 21 can take away engine operation in time
When the heat that generates, play cooling effect, guarantee the normal work of engine, at this point, as shown in Fig. 2, the first controller controls
Air-inlet grille 22 is in close state, and vehicle bottom is made to tend to be smooth to reduce windage；When engine is with high-power operation, main heat dissipation
When device and additional cooler 21 are not able to satisfy the radiating requirements of engine, as shown in figure 3, the first controller controls air-inlet grille 22
It opens, makes full use of the moving air under vehicle running state, auxiliary heat dissipation is carried out to additional cooler 21 in time, is further protected
Demonstrate,prove the heat dissipation effect to engine.
It should be noted that main radiator and additional cooler 21 are connected in series by pipeline, that is, the both ends of pipeline connect respectively
It is connected to the water outlet of main radiator and the water inlet of additional cooler 21, main radiator is arranged in the front of vehicle, auxiliary heat dissipation
Device 21 is arranged in the bottom of vehicle, and the two cooperates, can cool down from different positions to engine, guarantees to dissipate
Thermal effect.
For realize additional cooler 21 installation and fixation, in the disclosure, as shown in Figures 2 and 3, additional cooler
21 top is also arranged at intervals with pod 23, and pod 23 is formed as arc upwardly recessed at the position of additional cooler 21
Shape structure, air-inlet grille 22 is for additional cooler 21 to be enclosed in arcuate structure.In this way, pod 23 and air-inlet grille 22
Between form closed accommodating chamber for fixing additional cooler 21, in vehicle travel process, the air of vehicle bottom flowing
It can be entered along direction shown in Fig. 3 arrow by air-inlet grille 22 and be radiated to additional cooler 21, the sky after completing heat dissipation
Gas can flow out the accommodating chamber along pod 23, that is, the heat that additional cooler 21 is taken away by the flowing of air plays auxiliary and dissipates
The effect of heat.It in other embodiments, can also be by the first controller to air-inlet grille according to the operation power of engine
22 angles opened are controlled, such as with the increase of engine operation power, the appropriate angle for increasing air-inlet grille 22 and opening
Degree guarantees the heat dissipation effect to additional cooler 21 to increase the air capacity to circulate in accommodating chamber.
Further, when engine is with more high-power operation, main radiator, additional cooler 21 and by air-inlet grille
When 22 air entered are not able to satisfy the radiating requirements of engine, auxiliary radiating device 2 further includes being arranged in 23 He of pod
Radiator fan 24 between additional cooler 21, the actuator for driving radiator fan 24 to rotate, and for controlling driving
The second controller of part revolving speed, second controller and the electrical connection of the first controller.In the present embodiment, actuator can be electricity
Machine, radiator fan 24 can be connected directly between on the output shaft of motor to drive radiator fan 24 to rotate, and radiator fan 24 turns
Kinetic energy enough accelerates the flowing velocity in space between additional cooler 21 and pod 23, and then takes away the heat of additional cooler 21
Amount, is further ensured that the heat dissipation effect to additional cooler 21.Specifically, second controller can be for for controlling motor speed
MCU (micro control unit), the first controller is the ECU (electronic control unit) being electrically connected with MCU, preferably realize to air inlet grille
The intelligentized control method of grid 22 and radiator fan 24.
The engine cooling system that the disclosure provides further includes for detecting the detecting element of engine Current Temperatures (in figure
It is not shown), detecting element and the electrical connection of the first controller, detecting element can be temperature sensor or thermocouple.In this way, detection
Element is capable of the operating temperature of real-time monitoring engine, and heat dissipation side appropriate may be selected in the temperature detected according to detecting element
Formula to guarantee the heat dissipation effect to engine, while not will cause the waste of the energy also.
Specifically, in the present embodiment, detecting element includes the first detection for detecting temperature at engine export
Element, the second detecting element for detecting 1 outlet temperature of primary heat sink and for detecting current environmental temperature
Three detecting elements.In this way, the temperature value that the temperature value T1 that can be detected according to the first detecting element, the second detecting element detect
The comparison and calculating between temperature value T3 three that T2 and third detecting element detect, judge main radiator and auxiliary heat dissipation
Can device 21 meet the radiating requirements of engine, and then judge whether to need to open or close air-inlet grille 22 and radiator fan
24, furthermore it is possible to adjust the revolving speed of radiator fan 24 by second controller according to the temperature value detected, such as work as detection
When the temperature value arrived is higher, it can suitably increase the revolving speed of radiator fan；When the temperature value detected is lower, can suitably reduce scattered
The revolving speed of Hot-air fan 24 better ensures that the heat dissipation effect to engine.
According to the second aspect of the disclosure, a kind of vehicle is also provided, which includes above-mentioned engine cooling system,
The vehicle has all beneficial effects of above-mentioned engine cooling system, does not do and excessively repeats herein.
In terms of according to the third of the disclosure, a kind of heat dissipating method of engine is also provided, is provided on the engine
The engine cooling system stated, as shown in figure 4, the heat dissipating method includes: step 101, the temperature detected according to detecting element
Value calculates the heat dissipation capacity that engine needs；When heat dissipation capacity is less than or equal to first threshold, step 102, primary heat sink 1 are executed
It works with additional cooler 21, the first controller controls air-inlet grille 22 and closes；When heat dissipation capacity be greater than first threshold and be less than or
When equal to second threshold, execute step 103, primary heat sink 1 and additional cooler 21 work, while the first controller control into
Gas grid 22 is opened；Wherein, first threshold is for characterizing primary heat sink 1 and the attainable maximum heat dissipation of additional cooler 21
Amount, second threshold are attainable maximum scattered when primary heat sink 1, additional cooler 21 and air-inlet grille 22 are opened for characterizing
Heat, first threshold is less than second threshold, and first threshold and second threshold can be obtained by experience or be surveyed by test of many times
?.
In this way, can the temperature value that detected according to detecting element, interpretation main radiator and additional cooler 21 meet hair
The radiating requirements of motivation, when can satisfy engine radiating demand, the first controller controls air-inlet grille 22 and closes, and makes vehicle
Bottom tends to be smooth to reduce windage；When not being able to satisfy the radiating requirements of engine, the first controller controls air-inlet grille 22
It opens, guidance air-flow carries out supplement heat dissipation to additional cooler, meets the radiating requirements under Different Work Condition of Engine, realization is started
The controllability of machine radiating management, it is easy to operate and intelligent.
Further, in the disclosure, the heat dissipating method of engine further include: when heat dissipation capacity is greater than second threshold, hold
Row step 104, primary heat sink 1 and additional cooler 21 work, and the first controller controls air-inlet grille 22 and opens, while second
Controller controls radiator fan 24 and rotates.When main radiator, additional cooler 21 and the synchronous working of air-inlet grille 22 is opened, also
It is when not being able to satisfy the radiating requirements of engine, the rotation of radiator fan 24 can accelerate the flowing velocity of air, take away as early as possible
The heat of additional cooler 21 is further ensured that the heat dissipation effect of engine.
Further, the heat dissipating method of the engine further include: step 105, according to heat dissipation capacity, pass through second controller
The revolving speed of radiator fan 24 is adjusted, second controller can be the switch for controlling 24 revolving speed of radiator fan, have different
Gear selects different turn according to the heat dissipation capacity of calculating to guarantee that radiator fan 24 has different revolving speeds in corresponding gear
Speed, cooling and cooling to additional cooler 21 is better achieved.
The preferred embodiment of the disclosure is described in detail in conjunction with attached drawing above, still, the disclosure is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the disclosure, a variety of letters can be carried out to the technical solution of the disclosure
Monotropic type, these simple variants belong to the protection scope of the disclosure.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case where shield, can be combined in any appropriate way, in order to avoid unnecessary repetition, the disclosure to it is various can
No further explanation will be given for the combination of energy.
In addition, any combination can also be carried out between a variety of different embodiments of the disclosure, as long as it is without prejudice to originally
Disclosed thought equally should be considered as disclosure disclosure of that.
Claims (10)
1. a kind of engine cooling system, which is characterized in that including be arranged in vehicle front primary heat sink (1) and with it is described
Primary heat sink (1), which is connected, is arranged in the auxiliary radiating device (2) of the vehicle bottom, auxiliary radiating device (2) packet
The additional cooler (21) for being fixed on the vehicle bottom is included, for closing the air-inlet grille of the additional cooler (21)
(22), the first controller and for controlling the air-inlet grille (22) opened or closed.
2. engine cooling system according to claim 1, which is characterized in that the top of the additional cooler (21) is also
It is arranged at intervals with pod (23), the pod (23) is formed as upwardly recessed at the position of the additional cooler (21)
Arcuate structure, the air-inlet grille (22) is for the additional cooler (21) to be enclosed in the arcuate structure.
3. engine cooling system according to claim 2, which is characterized in that the auxiliary radiating device (2) further includes
The radiator fan (24) being arranged between the pod (23) and the additional cooler (21), for driving the radiation air
Fan the actuator of (24) rotation, and the second controller for controlling the actuator revolving speed, the second controller and institute
State the electrical connection of the first controller.
4. engine cooling system according to claim 3, which is characterized in that the actuator is motor, the heat dissipation
Fan (24) is connected on the output shaft of the motor, and the second controller is the MCU for controlling the motor speed.
5. engine cooling system according to claim 1, which is characterized in that further include currently warm for detecting engine
The detecting element of degree, the detecting element and first controller electrical connection.
6. engine cooling system according to claim 5, which is characterized in that the detecting element is temperature sensor.
7. engine cooling system according to claim 5, which is characterized in that the detecting element includes for detecting
State the first detecting element of temperature at engine export, the second inspection for detecting the primary heat sink (1) outlet temperature
Survey element and the third detecting element for detecting current environmental temperature.
8. engine cooling system according to claim 1, which is characterized in that the primary heat sink (1) includes and institute
State the main radiator that additional cooler (21) is connected in series.
9. engine cooling system according to claim 1, which is characterized in that first controller is ECU.
10. a kind of vehicle, which is characterized in that including engine cooling system according to claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820742466.2U CN208428952U (en) | 2018-05-17 | 2018-05-17 | Engine cooling system and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820742466.2U CN208428952U (en) | 2018-05-17 | 2018-05-17 | Engine cooling system and vehicle |
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| Publication Number | Publication Date |
|---|---|
| CN208428952U true CN208428952U (en) | 2019-01-25 |
Family
ID=65103286
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820742466.2U Active CN208428952U (en) | 2018-05-17 | 2018-05-17 | Engine cooling system and vehicle |
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| Country | Link |
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| CN (1) | CN208428952U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112448087A (en) * | 2019-08-29 | 2021-03-05 | 比亚迪股份有限公司 | Heat insulating case and moving body |
| CN115050992A (en) * | 2022-08-04 | 2022-09-13 | 爱德曼(淄博)氢能科技有限公司 | Auxiliary heat radiator for hydrogen fuel cell vehicle |
-
2018
- 2018-05-17 CN CN201820742466.2U patent/CN208428952U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112448087A (en) * | 2019-08-29 | 2021-03-05 | 比亚迪股份有限公司 | Heat insulating case and moving body |
| CN112448087B (en) * | 2019-08-29 | 2022-02-08 | 比亚迪股份有限公司 | Heat insulating case and moving body |
| CN115050992A (en) * | 2022-08-04 | 2022-09-13 | 爱德曼(淄博)氢能科技有限公司 | Auxiliary heat radiator for hydrogen fuel cell vehicle |
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