CN208045584U - A kind of new-energy automobile heat exchange type battery pack - Google Patents
A kind of new-energy automobile heat exchange type battery pack Download PDFInfo
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- CN208045584U CN208045584U CN201820672942.8U CN201820672942U CN208045584U CN 208045584 U CN208045584 U CN 208045584U CN 201820672942 U CN201820672942 U CN 201820672942U CN 208045584 U CN208045584 U CN 208045584U
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- battery pack
- circulation line
- circulation
- bed course
- circulation pipeline
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
Include power battery the utility model discloses a kind of new-energy automobile heat exchange type battery pack,Heat-exchange device and liquid circulation line,Heat-exchange device includes heating unit and coldplate,Heating unit includes bed course and heating tube,The one side of bed course is in contact with the surface of power battery,Heating tube is set in bed course,And it is electrically connected with power battery,Coldplate is in contact with the another side of bed course,Liquid circulation line includes first circulation pipeline,Second circulation pipeline and third circulation line,By the way that the heater of battery pack is directly arranged in bed course,Battery pack is heated using independent heating module,It improves the heating efficiency on battery pack and avoids the heating for influencing vehicle passenger compartment,And improve heat exchange efficiency,And reduce the use of packing material,Battery pack is connected by the liquid line of cycle,It is able to make full use of in the devices such as the waste heat of vehicle or radiator,The temperature of battery pack is adjusted using the temperature of liquid,Reduce energy expenditure.
Description
Technical field
The utility model is related to technical field of new energy, more particularly to a kind of new-energy automobile heat exchange type battery pack.
Background technology
With the reform and development of auto industry, new-energy automobile starts due to its economy and the feature of environmental protection gradually by people
Received.
Common new-energy automobile power source is to come from battery pack, and the direct shadow of the operating temperature of battery pack on current market
The safety that the power output of vehicle, the service life of battery and vehicle use has been rung, therefore the temperature of battery pack has been adjusted
It is very important.
In the prior art, the heating of most of battery pack is shared with crew module's heating system, and crew module's heating system
System using wind warms up PTC, and when crew module and battery are required to heating, battery heating effect is poor, and percentage of batteries packet with
Usually need to add packing material between heat exchanger to ensure coming into full contact with for battery pack and heat exchanger, to improve heating effect.
Utility model content
For this reason, it may be necessary to provide a kind of new-energy automobile heat exchange type battery pack, with solve to share in the prior art wind warm up PTC into
When row heating, the problem of the heating effect difference of battery and crew module.
To achieve the above object, a kind of new-energy automobile heat exchange type battery pack is inventor provided, which is characterized in that including
Power battery, heat-exchange device and liquid circulation line；
The heat-exchange device includes heating unit and coldplate, and heating unit includes bed course and heating tube, and the one of bed course
Face is in contact with the surface of power battery, and heating tube is set in bed course, and is electrically connected with power battery, coldplate and bed course
Another side is in contact；
The liquid circulation line includes first circulation pipeline, second circulation pipeline and third circulation line, first circulation
Pipeline includes the first water pump, air-conditioning condenser, solenoid valve and expansion valve, the first water pump, air-conditioning condenser, solenoid valve and expansion valve
It is sequentially connected on first circulation pipeline, second circulation pipeline includes heat exchanger, the second water pump and the first temperature sensor, heat exchange
Device, the second water pump, temperature sensor and coldplate are sequentially connected on second circulation pipeline, and first circulation pipeline passes through heat exchanger
It is connected with second circulation pipeline, third circulation line includes radiator, third water pump, vehicle heater element and four-way valve, is dissipated
Hot device, third water pump, vehicle fever original paper and four-way valve are sequentially connected on third circulation line, and third circulation line passes through four
Port valve is connected with second circulation pipeline.
Further, further include evaporator, fan, hot-water heating PTC, warm wind core and the 4th water pump, the both ends difference of evaporator
By piping connection on first circulation pipeline, hot-water heating PTC, warm wind core and the 4th water pump are in turn connected to form the 4th circulation pipe
Road, evaporator and warm wind core are set on the air-flow direction of fan.
Further, further include second temperature sensor, the second temperature sensor is set to four-way valve and is sent out with vehicle
On third circulation line between thermal element.
Further, the vehicle heater element includes DCDC, MCU and driving motor.
Further, further include the 5th circulation line, the both ends of the 5th circulation line pass through three-way pipe and three respectively
Port valve is connected on the third circulation line at radiator both ends.
Further, the bed course is silicone grease or polyimides material.
Further, further include overflow pot, the overflow pot is set to by three-way pipe on third circulation line.
It is different from the prior art, above-mentioned technical proposal has the following advantages that：By the way that the heater of battery pack is directly arranged
In in bed course, battery pack is heated using independent heating module, improve the heating efficiency to battery pack and is avoided
The heating of vehicle passenger compartment is influenced, and heater is directly in contact by bed course with battery pack, improves heat exchange efficiency, and reduce
The use of packing material connects battery pack by the liquid line of cycle, is able to devices such as the waste heat of vehicle or radiators
It makes full use of, the temperature of battery pack is adjusted using the temperature of liquid, reduce energy expenditure.
Description of the drawings
Fig. 1 is the overall structure diagram of new-energy automobile heat exchange type battery pack in the utility model embodiment.
Reference sign：
101, power battery；
201, heat-exchange device；202, bed course；203, coldplate；
301, first circulation pipeline；302, the first water pump；303, air-conditioning condenser；
304, solenoid valve；305, expansion valve；
401, second circulation pipeline；402, heat exchanger；403, the second water pump；
404, the first temperature sensor；
501, third circulation line；502, radiator；503, third water pump；504,DCDC；
505,MCU；506, driving motor；507, second temperature sensor；508, evaporator；
509, overflow pot；510, four-way valve；
601, the 4th circulation line；602, hot-water heating PTC；603, warm wind core；
604, the 4th water pump；
701, the 5th circulation line；
801, fan.
Specific implementation mode
For the technology contents of technical solution, construction feature, the objects and the effects are described in detail, below in conjunction with specific reality
It applies example and attached drawing is coordinated to be explained in detail.
Referring to Fig. 1, present embodiment discloses a kind of new-energy automobile heat exchange type battery pack, power battery 101 is handed over heat
The bed course 202 of changing device 201 is in contact on one side, and heating tube is embedded in bed course 202, and is electrically connected with power battery 101, and heat is handed over
The coldplate 203 of changing device 201 is in contact with the another side of bed course 202, the first water pump 302, air-conditioning condenser 303, solenoid valve
304 and expansion valve 305 be in turn connected to form first circulation pipeline 301.Heat exchanger 402, the second water pump 403, the first temperature sensing
Device 404 and coldplate 203 are in turn connected to form second circulation pipeline 401, and second circulation pipeline 401 is connected by heat exchanger 402
On first circulation pipeline 301 between the first water pump 302 and expansion valve 305.Radiator 502, third water pump 503, vehicle hair
Thermal element and four-way valve 510 are in turn connected to form third circulation line 501, and third circulation line 501 is connected by four-way valve 510
On second circulation pipeline 401 between coldplate 203 and heat exchanger 402.
According to above structure, in the specific work process of new-energy automobile heat exchange type battery pack, by the first temperature sensing
Device is detected the pipeline water temperature near power battery, when the temperature of power battery is relatively low, is connected to heating tube and power electric
Pond, power battery provide electric power for heating tube, and the heating tube of energization heats in bed course, and is added to battery pack by bed course
Heat treatment, when vehicle is in transport condition, the heating element in vehicle heats up during the work time, starts third water at this time
Pump, third water pump drive the liquid flowing in third circulation line, and the heat transfer that the heating element in vehicle is generated is extremely
Liquid in pipeline, the interior liquid with heat of third circulation line transfer heat to second circulation pipeline by four-way valve
Interior, the second starting mode of pump on second circulation pipeline drives the liquid flowing in second circulation pipeline, liquid to flow into coldplate
It is interior, and heat is transmitted to power battery by bed course.When temperature of powered cell is higher, start the air-conditioning condenser of vehicle, it is empty
Adjust condenser working that the liquid in first circulation pipeline is made to cool down, the liquid of cooling flows to heat exchanger by the first pump working,
Liquid heat in second circulation pipeline by the liquid absorption in first circulation pipeline, and then is passed through coldplate and pad by heat exchanger
The heat transfer of layer makes the heat of power battery reduce, and controls the temperature of battery.
In the above-described embodiments, referring to Fig. 1, further including evaporator 508, fan 801, hot-water heating PTC602, warm wind core 603
With the 4th water pump 604, one end of evaporator 508 by piping connection between air-conditioning condenser 303 and solenoid valve 304 first
On circulation line 301, the other end of evaporator 508 by piping connection between expansion valve 305 and the first water pump 302 first
On circulation line 301, the pipeline of connection evaporator 508 is equipped with solenoid valve and expansion valve, hot-water heating PTC602,603 and of warm wind core
4th water pump 604 is in turn connected to form the 4th circulation line 601, and warm wind core 603 and evaporator 508 are set to the work of fan 801
When air-flow direction on, by the way that warm wind core and evaporator to be set on the wind direction of fan, keep supply of vehicles cockpit warm
4th circulation line of wind avoids the heat in the 4th circulation line of crew module and battery sharing from causing independently of heat exchanging pipe
Heating effect receives the problem of influence.
In the above-described embodiments, referring to Fig. 1, further including second temperature sensor 507, second temperature sensor 507 is set
It is placed on the third circulation line 501 between driving motor 506 and four-way valve 510, by the way that is arranged on third circulation line
Two temperature sensors, convenient for carrying out temperature detection to the liquid on third circulation line, the heat condition for the original paper that generates heat vehicle
It is detected.
In the above-described embodiments, referring to Fig. 1, further including the 5th circulation line 701, the both ends difference of the 5th circulation line
It is connected to by triple valve and three-way pipe on the third circulation line 501 at 502 both ends of radiator, by the way that the 5th circulation pipe is arranged
Road makes third circulation line when carrying out heating processing to power battery by vehicle heater element by the 5th circulation line
Interior liquid gets around radiator, avoids the dissipation of heat, further increases the transmission effect of heat.
In the above-described embodiments, referring to Fig. 1, further including overflow pot 509, overflow pot 509 is connected to by three-way pipe
On three circulation lines 501, by be arranged overflow pot, convenient for the liquid in circulation line carry out supplement or to extra liquid into
Row storage is also equipped with overflow pot 509 in certain embodiments on second circulation pipeline, convenient for the liquid of storage heterogeneity.
In the above-described embodiments, referring to Fig. 1, vehicle heating element is DCDC504, MCU505 and driving motor 506,
In other embodiments, it can also include charger and electric machine controller.
In the above-described embodiments, the bed course of heat-exchange device and coldplate are single chip architecture, and with the one side of power battery
It is in contact, in other embodiments, heat-exchange device can coat power battery setting, by by the bed course of heat-exchange device and cold
But plate cladding power battery setting, is improved the heat exchanger effectiveness of heat-exchange device and power battery.
In the above-described embodiments, coldplate may be used harmonica-shaped tube cold plate, punching press cold plate or squeeze cold plate structure.
In the above-described embodiments, circulation line passes through the heat exchanger tube that is arranged in DCDC, MCU, driving motor and battery pack
Or it is in contact with shell to carry out heat exchange.
In the above-described embodiments, bed course is coated on the surface of heating tube by preset mode, and the material of bed course can be selected
Resistance wire can be used in silica gel or polyimides, heating tube.
In the above-described embodiments, refrigerant can be used in the liquid in first circulation pipeline, and second circulation pipeline and third are followed
50% ethylene glycol solution can be used in liquid in endless tube road.
In the above-described embodiments, referring to Fig. 1, four interfaces of four-way valve correspond to two-by-two.
In the above-described embodiments, heat exchanger includes two imports and two outlets, and inlet and outlet corresponds, and two
Form two independent heat exchange pipes between group import export, two groups of inlet and outlets respectively with the first heat exchange pipe and the
Two heat exchange pipes connect, and when being convenient for the liquid component difference in two groups of pipelines, two kinds of liquid are avoided while exchanging heat
Mixing.
It should be noted that although the various embodiments described above have been described herein, it is not intended to limit
The scope of patent protection of the utility model.Therefore, the innovative idea based on the utility model carries out embodiment described herein
Change and modification or equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, directly
Or above technical scheme is used in other related technical areas indirectly, it is included in the protection model of the utility model patent
Within enclosing.
Claims (7)
1. a kind of new-energy automobile heat exchange type battery pack, which is characterized in that including power battery, heat-exchange device and liquid circulation
Pipeline；
The heat-exchange device includes heating unit and coldplate, and heating unit includes bed course and heating tube, the one side of bed course with
The surface of power battery is in contact, and heating tube is set in bed course, and is electrically connected with power battery, coldplate and bed course it is another
Face is in contact；
The liquid circulation line includes first circulation pipeline, second circulation pipeline and third circulation line, first circulation pipeline
Including the first water pump, air-conditioning condenser, solenoid valve and expansion valve, the first water pump, air-conditioning condenser, solenoid valve and expansion valve are successively
It being connected on first circulation pipeline, second circulation pipeline includes heat exchanger, the second water pump and the first temperature sensor, heat exchanger,
Second water pump, temperature sensor and coldplate are sequentially connected on second circulation pipeline, first circulation pipeline by heat exchanger with
Second circulation pipeline is connected, and third circulation line includes radiator, third water pump, vehicle heater element and four-way valve, heat dissipation
Device, third water pump, vehicle fever original paper and four-way valve are sequentially connected on third circulation line, and third circulation line passes through four-way
Valve is connected with second circulation pipeline.
2. new-energy automobile heat exchange type battery pack according to claim 1, which is characterized in that further include evaporator, fan,
Hot-water heating PTC, warm wind core and the 4th water pump, the both ends of evaporator are respectively by piping connection on first circulation pipeline, hot-water heating
PTC, warm wind core and the 4th water pump are in turn connected to form the 4th circulation line, and evaporator and warm wind core are set to the air stream of fan
On dynamic direction.
3. new-energy automobile heat exchange type battery pack according to claim 1, which is characterized in that further include second temperature sensing
Device, the second temperature sensor are set on the third circulation line between four-way valve and vehicle heater element.
4. new-energy automobile heat exchange type battery pack according to claim 1, which is characterized in that the vehicle heater element packet
Include DCDC, MCU and driving motor.
5. new-energy automobile heat exchange type battery pack according to claim 1, which is characterized in that further include the 5th circulation pipe
Road, the both ends of the 5th circulation line are connected to the third circulation line at radiator both ends by three-way pipe and triple valve respectively
On.
6. new-energy automobile heat exchange type battery pack according to claim 1, which is characterized in that the bed course is silicone grease or gathers
Acid imide material.
7. new-energy automobile heat exchange type battery pack according to claim 1, which is characterized in that further include overflow pot, it is described
Overflow pot is set to by three-way pipe on third circulation line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820672942.8U CN208045584U (en) | 2018-05-08 | 2018-05-08 | A kind of new-energy automobile heat exchange type battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820672942.8U CN208045584U (en) | 2018-05-08 | 2018-05-08 | A kind of new-energy automobile heat exchange type battery pack |
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| Publication Number | Publication Date |
|---|---|
| CN208045584U true CN208045584U (en) | 2018-11-02 |
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ID=63928815
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820672942.8U Active CN208045584U (en) | 2018-05-08 | 2018-05-08 | A kind of new-energy automobile heat exchange type battery pack |
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| CN (1) | CN208045584U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111231773A (en) * | 2018-11-29 | 2020-06-05 | 比亚迪股份有限公司 | Vehicle thermal management system, control method thereof and vehicle |
-
2018
- 2018-05-08 CN CN201820672942.8U patent/CN208045584U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111231773A (en) * | 2018-11-29 | 2020-06-05 | 比亚迪股份有限公司 | Vehicle thermal management system, control method thereof and vehicle |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 351100 no.729 Lihan Avenue, Shixi village, Jiangkou Town, Hanjiang District, Putian City, Fujian Province Patentee after: Yundu New Energy Automobile Co.,Ltd. Address before: 351100 no.729 Lihan Avenue, Shixi village, Jiangkou Town, Hanjiang District, Putian City, Fujian Province Patentee before: FJ MOTOR GROUP, YUDO NEW-ENERGY AUTOMOBILE Co.,Ltd. Address after: 351100 no.729 Lihan Avenue, Shixi village, Jiangkou Town, Hanjiang District, Putian City, Fujian Province Patentee after: Yundu New Energy Vehicle Co.,Ltd. Address before: 351100 no.729 Lihan Avenue, Shixi village, Jiangkou Town, Hanjiang District, Putian City, Fujian Province Patentee before: Yundu New Energy Automobile Co.,Ltd. |