CN213768200U - New energy automobile heat exchange system - Google Patents
New energy automobile heat exchange system Download PDFInfo
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- CN213768200U CN213768200U CN202022823823.8U CN202022823823U CN213768200U CN 213768200 U CN213768200 U CN 213768200U CN 202022823823 U CN202022823823 U CN 202022823823U CN 213768200 U CN213768200 U CN 213768200U
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- temperature water
- inlet pipe
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- 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
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The utility model relates to a new energy automobile heat exchange system, this scheme includes the low temperature water tank heat exchanger that is used for battery cooling system, the high temperature water tank heat exchanger that is used for motor, controller cooling system to and be used for air conditioning system's outdoor heat exchanger, low temperature water tank heat exchanger, high temperature water tank heat exchanger and outdoor heat exchanger set gradually from top to bottom, wherein high temperature water tank heat exchanger and outdoor heat exchanger superpose from top to bottom and form the combination formula heat exchanger; an air inlet guide plate is arranged between the low-temperature water tank heat exchanger and the high-temperature water tank heat exchanger and divides air entering from the front end of the vehicle into an upper air flow channel and a lower air flow channel; a first fan is arranged behind the combined heat exchanger; the second fan is arranged between the license plate at the front end of the vehicle and the combined heat exchanger, compared with the existing simple superposition mode, the system is more compact and reasonable in structural design, occupies a smaller space, enhances the heat exchange effect, and reduces heat exchange dead zones.
Description
Technical Field
The utility model relates to a new energy automobile technical field, concretely relates to new energy automobile heat exchange system.
Background
With the development of the times, automobiles become mass consumer goods, more and more people own the automobiles, the rapid development of the automobile industry is stimulated, and merchants continuously improve the products of the automobiles, so that the performances of the automobiles are better, and the favor of consumers is obtained.
The arrangement structure of the heat exchanger commonly adopted by the existing new energy automobile is unreasonable, so that the occupied space is too much, the automobile weight is increased, the endurance of the automobile is reduced, and the equipment cost is also increased.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a new energy automobile heat exchange system to the above-mentioned problem that exists among the prior art.
In order to realize the purpose of the utility model, the utility model adopts the following technical scheme: a heat exchange system of a new energy automobile comprises a low-temperature water tank heat exchanger used for a battery heat dissipation system, a high-temperature water tank heat exchanger used for a motor and controller heat dissipation system, and an outdoor heat exchanger used for an air conditioning system, wherein the low-temperature water tank heat exchanger, the high-temperature water tank heat exchanger and the outdoor heat exchanger are sequentially arranged from top to bottom, and the high-temperature water tank heat exchanger and the outdoor heat exchanger are vertically overlapped to form a combined heat exchanger; an air inlet guide plate is arranged between the low-temperature water tank heat exchanger and the high-temperature water tank heat exchanger and divides air entering from the front end of the vehicle into an upper air flow channel and a lower air flow channel; a first fan is arranged behind the combined heat exchanger; and a second fan is arranged between the license plate at the front end of the vehicle and the combined heat exchanger.
The working principle and the beneficial effects are as follows: when the vehicle runs, air enters the outside of the vehicle through the air inlet grille at the front end of the vehicle, and after the air enters, the combined heat exchanger and the low-temperature water tank heat exchanger are subjected to rapid heat exchange, wherein the air inlet guide plate can divide air entering from the front end of the vehicle into an upper air flow channel and a lower air flow channel, and at the moment, because the air flow channel ratio is narrowed, the air flow velocity is faster, so the heat exchanger of the low-temperature water tank can be more effectively radiated, and the low-temperature water tank heat exchanger is separated from the combined heat exchanger with higher heat productivity, so the low-temperature water tank heat exchanger is less influenced by the combined heat exchanger, the heat dissipation effect is better, the combined heat exchanger can effectively reduce heat exchange dead zones through the second fan behind the license plate, particularly the position behind the license plate where air cannot be directly blown, and finally, the air after heat exchange of the two air flow channels is collected in the first fan area and is exhausted through the first fan; compared with the existing simple superposition mode, the structure is more compact and reasonable in structural design, the occupied space is smaller, the heat exchange effect is obviously improved, and the heat exchange dead zone is reduced.
Furthermore, the outer diameter of the second fan is smaller than or equal to the height of the license plate. This setting, the reducible second fan is to the hindrance of the air of entering, because the air that the air can directly blow the part carries out the heat transfer by the air of entering, the unable part that directly blows of air just needs the second fan to carry out the heat transfer, consequently this setting can also reduce the purchase cost of second fan, only needs to adopt the second fan of smaller size.
Furthermore, an air inlet pipe which is right opposite to the low-temperature water tank heat exchanger is arranged above the front end of the vehicle, and the inner diameter of the air inlet pipe is gradually increased from the air inlet end to the position close to the low-temperature water tank heat exchanger. This setting, the accessible sets up the air-supply line on vehicle bonnet and comes to directly blow the operation to the low temperature water tank heat exchanger, further promotes the heat transfer effect of low temperature water tank heat exchanger, reduces the heat transfer blind spot.
Furthermore, an electronic switch for controlling the opening and closing of the air inlet pipe and the size of the opening is arranged in the air inlet pipe. This setting controls the switching of air-supply line through electronic switch, can adjust according to ambient temperature, and when ambient temperature was lower or rainy day, the heat dissipation capacity of following the vehicle front end air inlet had enough dispelled the heat to low temperature water tank heat exchanger this moment, then need not to open the air-supply line, can prevent through closing the air-supply line that the rainwater from getting into. The common metal mesh cover is arranged at the air inlet pipe and used for preventing foreign matters and large-particle impurities from entering.
Furthermore, the left end of the combined heat exchanger is provided with a first water inlet pipe and a second water inlet pipe, the right end of the combined heat exchanger is provided with a first water outlet pipe and a second water outlet pipe, the first water inlet pipe corresponds to the first water outlet pipe and is used for radiating the high-temperature water tank heat exchanger part, and the second water inlet pipe corresponds to the second water outlet pipe and is used for radiating the outdoor heat exchanger part. This setting can be respectively dispelled the heat to high temperature water tank heat exchanger and outdoor heat exchanger, and both can be regulated and control respectively to make heat transfer volume maximize, and above-mentioned setting can conveniently connect the inlet channel from the left end, and the right-hand member connects out water pipeline, and reasonable in design makes things convenient for the stringing, saves space and occupies.
Furthermore, the height of the first water inlet pipe is higher than that of the first water outlet pipe, and the height of the second water inlet pipe is higher than that of the second water outlet pipe. According to the arrangement, due to the principle that hot air rises, heat and partial hot air can be accumulated at the upper end position of the combined heat exchanger, and therefore, cold water or cooling liquid can be introduced from a high position to achieve a better heat exchange effect.
Furthermore, a first flow valve is arranged in the first water inlet pipe, and a second flow valve is arranged in the second water inlet pipe. According to the arrangement, the water-cooling heat exchange efficiency can be adjusted through a temperature control system arranged in the vehicle, and the high-temperature water tank heat exchanger and the outdoor heat exchanger are respectively regulated and controlled.
The vehicle air conditioner further comprises a temperature control board, wherein the first fan, the second fan, the first flow valve and the second flow valve are in communication connection with the temperature control board, the first water outlet pipe and the second water outlet pipe are respectively provided with a temperature sensor in communication connection with the temperature control board, and the temperature control board is in communication connection with a vehicle center console. This sets up, sets up the temperature control board alone and carries out temperature control to modular heat exchanger, detects the liquid stability after the heat transfer through temperature sensor to carry out corresponding procedure step according to predetermined corresponding parameter and relevant execution step, thereby realize adjusting modular heat exchanger's accurate heat exchange efficiency, it is more energy-conserving.
Furthermore, a plurality of honeycomb-shaped cooling fins are arranged on the combined heat exchanger. This setting is compared current common slice heat radiation structure, and the intensity of this structure is higher, and heat transfer area is bigger, and the heat transfer is effectual.
Furthermore, the second fan can be detachably arranged at the rear end of the license plate, the number of the second fans is at least two, and the second fans are arranged side by side. This setting only need splice into the license plate with a plurality of second fans side by side the same length can, can show the heat transfer blind spot that reduces the license plate rear and can't blow to, the second fan accessible is common screw fixation on the license plate fixing base at license plate rear simultaneously, and has certain clearance of admitting air at least between every second fan and the license plate fixing base.
Drawings
FIG. 1 is a schematic diagram of a heat exchanger arrangement of a prior art automobile;
fig. 2 is a schematic structural diagram of the present invention;
fig. 3 is a schematic structural diagram of the combined heat exchanger of the present invention.
In the figure, 1, a low-temperature water tank heat exchanger; 2. a high temperature water tank heat exchanger; 3. an outdoor heat exchanger; 4. a combined heat exchanger; 5. an air inlet guide plate; 6. a first fan; 7. a second fan; 8. an air inlet pipe; 9. a temperature sensor; 31. a first water inlet pipe; 32. a second water inlet pipe; 33. a first water outlet pipe; 34. a second water outlet pipe; 41. a honeycomb-shaped heat sink; 81. an electronic switch; 311. a first flow valve; 321. a second flow valve; 10. a low temperature water tank heat exchanger; 30. an outdoor heat exchanger; 20. a high temperature water tank heat exchanger; 50. a fan; 40. automobile front grilles.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.
It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered limiting.
The arrangement structure of the heat exchanger commonly adopted in the new energy automobile in the prior art is as shown in fig. 1, a front grille 40 of the automobile is arranged inwards in sequence, a low-temperature water tank heat exchanger 10 for a motor, a controller and an inverter, an outdoor heat exchanger 30 for an air conditioning system, a high-temperature water tank heat exchanger 20 for a battery heat dissipation system, and a fan 50.
This simple stacked heat exchanger arrangement has the following problems:
1. because the number of heat exchangers is large, under the condition that the space of a front cabin of a passenger car is preferred, the occupied space is large due to simple superposition, the space reserved for other parts in the car is small, and corresponding functions are lacked, for example, the volume of an air conditioner box body can be compressed, and the requirement of rapid comfort on the air outlet volume and the air temperature cannot be met;
2. under the condition of simple superposition of the heat exchangers, heat exchange dead zones of the superposed heat exchangers can be caused, invalid heat exchange is caused, and the equipment cost is increased;
3. due to the simple superposition of the heat exchangers, the temperature of inlet air of the superposed heat exchangers is high, the heat dissipation effect is not ideal, and the phenomenon of heat absorption can be caused; the more the number of the superposed heat exchangers is, the higher the temperature of the inlet air of the last layer of heat exchanger is, and the poorer the heat dissipation effect is; in this case, a larger heat exchange area may be required to maintain a certain amount of heat exchange, thereby increasing the equipment cost.
As shown in fig. 2-3, the heat exchange system of the new energy automobile comprises a low-temperature water tank heat exchanger 1 for a battery heat dissipation system, a high-temperature water tank heat exchanger 2 for a motor and controller heat dissipation system, and an outdoor heat exchanger 3 for an air conditioning system, wherein the low-temperature water tank heat exchanger 1, the high-temperature water tank heat exchanger 2, and the outdoor heat exchanger 3 are sequentially arranged from top to bottom, and the high-temperature water tank heat exchanger 2 and the outdoor heat exchanger 3 are vertically overlapped to form a combined heat exchanger 4; an air inlet guide plate 5 is arranged between the low-temperature water tank heat exchanger 1 and the high-temperature water tank heat exchanger 2, the air inlet guide plate 5 divides air entering from the front end of the vehicle into an upper air flow channel and a lower air flow channel, the air inlet guide plate 5 can be made of aluminum alloy or plastic, the weight is light, and the cost of parts is low.
In the present embodiment, the air intake guide plate 5 has a certain gap with the top of the combined heat exchanger 4 for air to pass through.
Specifically, a first fan 6 is arranged behind the combined heat exchanger 4; and a second fan 7 is arranged between the license plate at the front end of the vehicle and the combined heat exchanger 4.
When a vehicle runs, air enters the outside of the vehicle through an air inlet grille at the front end of the vehicle, the air rapidly exchanges heat with the combined heat exchanger 4 and the low-temperature water tank heat exchanger 1 after entering, wherein the air inlet guide plate 5 can divide the air entering at the front end of the vehicle into an upper air flow channel and a lower air flow channel, at the moment, the air flow velocity is faster due to the narrowing of the air flow channel ratio, the heat of the low-temperature water tank heat exchanger 1 can be more effectively radiated, the low-temperature water tank heat exchanger 1 is isolated from the combined heat exchanger 4 with higher heat productivity, therefore, the low-temperature water tank heat exchanger 1 is less influenced by the combined heat exchanger 4, the heat radiation effect is better, the combined heat exchanger 4 can effectively reduce heat exchange dead zones through a second fan 7 at the rear of a license plate, particularly, the air which cannot be directly blown at the rear of the license plate can be collected in the area of the first fan 6, is discharged by the first fan 6.
Specifically, the outer diameter of the second fan 7 is less than or equal to the height of the license plate. This setting, the reducible second fan 7 is to the hindrance of the air that gets into, because the part that the air can directly blow carries out the heat transfer by the air that gets into, the unable directly-blown part of air just needs second fan 7 to carry out the heat transfer, consequently this setting can also reduce the purchase cost of second fan 7, only needs to adopt second fan 7 of smaller size.
Specifically, the number of the second fans 7 is at least two, and the second fans 7 are arranged side by side. The second fans 7 are only required to be spliced side by side to form a license plate with the same length, heat exchange dead zones which cannot be blown to the rear of the license plate can be obviously reduced, meanwhile, the second fans 7 can be fixed on a license plate fixing seat at the rear of the license plate through common screws, and at least a certain air inlet gap is formed between each second fan 7 and the license plate fixing seat.
Specifically, an air inlet pipe 8 facing the low-temperature water tank heat exchanger 1 is arranged above the front end of the vehicle, and the inner diameter of the air inlet pipe 8 gradually increases from the air inlet end to the position close to the low-temperature water tank heat exchanger 1. This setting, the accessible sets up air-supply line 8 on vehicle bonnet and comes to directly blow the operation to low temperature water tank heat exchanger 1, further promotes low temperature water tank heat exchanger 1's heat transfer effect, reduces the heat transfer blind spot.
Specifically, an electronic switch 81 for controlling the opening and closing and the size of the opening of the air inlet pipe 8 is arranged in the air inlet pipe 8. This setting controls the switching of air-supply line 8 through electronic switch 81, can adjust according to ambient temperature, and when ambient temperature was lower or rainy day, the heat dissipation capacity of following the vehicle front end air inlet had enough dispelled the heat to low temperature water tank heat exchanger 1 this moment, then need not to open air-supply line 8, can prevent the rainwater entering through closing air-supply line 8. A common metal mesh cover is arranged at the air inlet pipe 8 to prevent foreign matters and large-particle impurities from entering.
Specifically, the left end of the combined heat exchanger 4 is provided with a first water inlet pipe 31 and a second water inlet pipe 32, the right end of the combined heat exchanger is provided with a first water outlet pipe 33 and a second water outlet pipe 34, the first water inlet pipe 31 corresponds to the first water outlet pipe 33 and is used for dissipating heat of the high-temperature water tank heat exchanger 2, and the second water inlet pipe 32 corresponds to the second water outlet pipe 34 and is used for dissipating heat of the outdoor heat exchanger 3. This setting can be respectively dispelled the heat to high temperature water tank heat exchanger 2 and outdoor heat exchanger 3, and both can be regulated and control respectively to make heat transfer volume maximize, and above-mentioned setting can conveniently connect the inlet channel from the left end, and the right-hand member connects out water pipeline, and reasonable in design makes things convenient for the stringing, saves space and occupies.
Preferably, the first water inlet pipe 31 is higher than the first water outlet pipe 33, and the second water inlet pipe 32 is higher than the second water outlet pipe 34. With this arrangement, heat and a part of hot air are accumulated at the upper end of the combined heat exchanger 4 due to the principle of rising hot air, so that a better heat exchange effect can be achieved by introducing cold water or coolant from a high position.
Specifically, a first flow valve 311 is disposed in the first water inlet pipe 31, and a second flow valve 321 is disposed in the second water inlet pipe 32. According to the arrangement, the water-cooling heat exchange efficiency can be adjusted through a temperature control system arranged in the vehicle, and the high-temperature water tank heat exchanger 2 and the outdoor heat exchanger 3 are regulated and controlled respectively.
Specifically, the vehicle air conditioner further comprises a temperature control board, the first fan 6, the second fan 7, the first flow valve 311 and the second flow valve 321 are in communication connection with the temperature control board, the first water outlet pipe 33 and the second water outlet pipe 34 are respectively provided with a temperature sensor 9 in communication connection with the temperature control board, and the temperature control board is in communication connection with a vehicle center console. This setting sets up the temperature control board alone and comes to carry out temperature control to modular heat exchanger 4, and the liquid after detecting the heat transfer through temperature sensor 9 is stable to carry out corresponding procedure step according to corresponding parameter of predetermineeing and relevant execution step, thereby realize adjusting modular heat exchanger 4's accurate heat exchange efficiency, it is more energy-conserving. The vehicle center console is the prior art and is not described herein in detail. Wherein the thermal control plate is mounted in the area of the vehicle to which the control plate is mounted, not shown in the drawings.
Preferably, a plurality of honeycomb-shaped cooling fins 41 are arranged on the combined heat exchanger 4. This setting is compared current common slice heat radiation structure, and the intensity of this structure is higher, and heat transfer area is bigger, and the heat transfer is effectual.
The part of the utility model which is not described in detail is the prior art, so the utility model does not detail the part.
It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.
Although the terms of the low temperature water tank heat exchanger 1, the high temperature water tank heat exchanger 2, the outdoor heat exchanger 3, the combined heat exchanger 4, the air intake guide plate 5, the first fan 6, the second fan 7, the air intake duct 8, the temperature sensor 9, the first water intake duct 31, the second water intake duct 32, the first water outlet duct 33, the second water outlet duct 34, the honeycomb-shaped heat sink 41, the electronic switch 81, the first flow valve 311, the second flow valve 321, and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by the teaching of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present invention, fall within the protection scope of the present invention.
Claims (10)
1. A new energy automobile heat exchange system comprises a low-temperature water tank heat exchanger for a battery heat dissipation system, a high-temperature water tank heat exchanger for a motor and controller heat dissipation system and an outdoor heat exchanger for an air conditioning system, and is characterized in that the low-temperature water tank heat exchanger, the high-temperature water tank heat exchanger and the outdoor heat exchanger are sequentially arranged from top to bottom, wherein the high-temperature water tank heat exchanger and the outdoor heat exchanger are vertically overlapped to form a combined heat exchanger; an air inlet guide plate is arranged between the low-temperature water tank heat exchanger and the high-temperature water tank heat exchanger and divides air entering from the front end of the vehicle into an upper air flow channel and a lower air flow channel; a first fan is arranged behind the combined heat exchanger; and a second fan is arranged between the license plate at the front end of the vehicle and the combined heat exchanger.
2. The heat exchange system of the new energy automobile as claimed in claim 1, wherein the outer diameter of the second fan is less than or equal to the height of a license plate.
3. The heat exchange system of the new energy automobile as claimed in claim 1, wherein an air inlet pipe facing the low temperature water tank heat exchanger is arranged above the front end of the automobile, and the inner diameter of the air inlet pipe gradually increases from the air inlet end to the position close to the low temperature water tank heat exchanger.
4. The heat exchange system of the new energy automobile as claimed in claim 3, wherein an electronic switch is arranged in the air inlet pipe for controlling opening and closing of the air inlet pipe and controlling opening size of the air inlet pipe.
5. The heat exchange system of the new energy automobile as claimed in claim 1, wherein a first water inlet pipe and a second water inlet pipe are arranged at the left end of the combined heat exchanger, a first water outlet pipe and a second water outlet pipe are arranged at the right end of the combined heat exchanger, the first water inlet pipe and the first water outlet pipe correspond to each other and are used for radiating heat of the high-temperature water tank heat exchanger part, and the second water inlet pipe and the second water outlet pipe correspond to each other and are used for radiating heat of the outdoor heat exchanger part.
6. The heat exchange system of the new energy automobile as claimed in claim 5, wherein the first water inlet pipe is higher than the first water outlet pipe, and the second water inlet pipe is higher than the second water outlet pipe.
7. The heat exchange system of the new energy automobile as claimed in claim 5, wherein a first flow valve is arranged in the first water inlet pipe, and a second flow valve is arranged in the second water inlet pipe.
8. The heat exchange system of the new energy automobile as claimed in claim 7, further comprising a temperature control panel, wherein the first fan, the second fan, the first flow valve and the second flow valve are all in communication connection with the temperature control panel, the first water outlet pipe and the second water outlet pipe are respectively provided with a temperature sensor in communication connection with the temperature control panel, and the temperature control panel is in communication connection with a vehicle center console.
9. The heat exchange system of the new energy automobile as claimed in any one of claims 1 to 8, wherein a plurality of honeycomb-shaped cooling fins are arranged on the combined heat exchanger.
10. The heat exchange system of the new energy automobile as claimed in any one of claims 1 to 8, wherein the second fan is detachably disposed at a rear end of a license plate, the number of the second fans is at least two, and a plurality of the second fans are disposed side by side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022823823.8U CN213768200U (en) | 2020-11-30 | 2020-11-30 | New energy automobile heat exchange system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022823823.8U CN213768200U (en) | 2020-11-30 | 2020-11-30 | New energy automobile heat exchange system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213768200U true CN213768200U (en) | 2021-07-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022823823.8U Active CN213768200U (en) | 2020-11-30 | 2020-11-30 | New energy automobile heat exchange system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213768200U (en) |
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2020
- 2020-11-30 CN CN202022823823.8U patent/CN213768200U/en active Active
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