CN208385585U - A kind of battery pack heat management device and battery pack - Google Patents
A kind of battery pack heat management device and battery pack Download PDFInfo
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- CN208385585U CN208385585U CN201821035514.0U CN201821035514U CN208385585U CN 208385585 U CN208385585 U CN 208385585U CN 201821035514 U CN201821035514 U CN 201821035514U CN 208385585 U CN208385585 U CN 208385585U
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- Prior art keywords
- battery pack
- water stream
- heat exchanger
- stream board
- heat
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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
-
- 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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- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to field of electronics, proposing a kind of battery pack heat management device and battery pack, described device includes: battery modules, water stream board, battery pack lower tray, battery pack upper cover, heat exchanger, engine and air-conditioning module.Battery pack upper cover is hollow housing, and battery pack upper cover connects battery pack lower tray, and water stream board and battery modules are located in battery pack upper cover.Water stream board, heat exchanger and cluster engine pass through piping connection engine by piping connection heat exchanger, heat exchanger at heating circuit, water stream board.Water stream board and air-conditioning module form cooling circuit, and water stream board passes through piping connection air-conditioning module.The utility model proposes battery pack heat management device include cooling circuit and heating circuit, can either realize cooling when battery pack overheat, and may be implemented under low-temperature cool starting, battery pack is allowed to be heated to efficacious workaround as early as possible.
Description
Technical field
The utility model relates to field of electronics more particularly to a kind of battery pack heat management device and battery packs.
Background technique
New-energy automobile has obtained more attention and popularization at present, for the electric car in new-energy automobile,
The heat management of battery pack seems important.The heat management portion of techniques of battery is function important in battery management, meeting
Influence the synthesis charge-discharge performance of entire battery.
The battery pack of existing hybrid vehicle is more delicate because this battery pack high temperature or low temperature environment it
Under, it is that cannot achieve relatively good charging and discharging capabilities, is difficult to realize the operating condition that this vehicle needs.This is because battery pack is not
With temperature under, the admissible charge-discharge electric power of battery pack is different, therefore this is led because of being not suitable for for temperature
Cause vehicle fuel economy bad.It needs to may be under the extreme temperature environment of comparison in view of battery pack simultaneously, example
Such as in northeast, winter temperature may reach subzero 40 degree, and on Turfan Hainan and other places, surface temperature can be up to more than 60
Degree, in face of so harsh environment, the heat management function of battery pack just seems important, it has to be possible to meet entire battery pack
Safety, and ensure that entire battery pack and is able to carry out and maximumlly fills in more appropriate temperature range range
The performance of discharge performance.
Hybrid vehicle, the type of especially this oil-electric vehicle, vehicle will realize relatively good fuel oil
Economy just has to have good heat management system dependent on vehicle, this is that entire fuel system is needed to can be very good
Realization will have relatively good heat management performance under different operating conditions, and only having preferable heat management performance could be maximized
The charge-discharge performance of entire battery pack is played, but battery does not have good thermal management scheme, it will substantially reduce the combustion of vehicle
Oily economy reduces the comprehensive performance of vehicle.
Current Vehicular battery packet is not consider that battery is surrounded by the demand of heating and refrigeration, or only account for battery pack
Heated condition design, and the design of corresponding cooling treatment device is carried out to whole battery pack, this has been resulted in entirely
Battery pack bulk temperature control be it is bad, will cause entire battery pack and be in more undesirable temperature range.
Utility model content
The technical problems to be solved in the utility model is that battery pack cannot effectively work the efficacious workaround the problem of.In order to
Solve the above problems, the utility model proposes a kind of battery pack heat management device and battery pack, the utility model be specifically with
What following technical solution was realized:
The first aspect of the utility model proposes a kind of battery pack heat management device, and described device includes: battery mould
Group, water stream board, battery modules attemperator, heat exchanger, engine and air-conditioning module；
Institute's battery modules attemperator includes battery pack upper cover and battery pack lower tray, the battery pack upper cover connection
Battery pack lower tray, the battery pack upper cover are hollow housing, are equipped with water stream board and battery modules in the battery pack upper cover.
The battery pack lower tray is equipped with water stream board, and the water stream board is equipped with battery modules.
The water stream board, heat exchanger and cluster engine pass through piping connection heat exchange at heating circuit, the water stream board
Device, the heat exchanger pass through piping connection engine.
The water stream board and air-conditioning module form cooling circuit, and the water stream board passes through piping connection air-conditioning module.
Further, the intake line between the engine and heat exchanger is equipped with the first valve, the heat exchange
Intake line between device and water stream board is equipped with the second valve, sets on the output pipe between the water stream board and heat exchanger
There is third valve.
Further, first valve is controllable aperture solenoid valve.
Further, the intake line between the air-conditioning module and water stream board is equipped with the 4th valve, the water stream board
The 5th valve is equipped with the output pipe of air-conditioning module.
Since the heat exchanger is all connected with water stream board and air-conditioning module, the cooling circuit and the heating
The on-off in circuit is controlled by being turned on or off for valve.When the first valve, the second valve and third valve opening, the 4th
When valve and the 5th valve are closed, the heating circuit connection, the cooling circuit is disconnected.When the first valve, the second valve and
Third valve is closed, and when the 4th valve and five valve openings, the cooling circuit connection, the heating circuit is disconnected.
When starting at low ambient temperatures, the heating circuit is started to work, and the engine cooling water for carrying heat is drawn
Enter water stream board, the temperature of battery pack can be increased, battery is worked rapidly in efficient state.
When battery pack temperature is excessively high, when being cooled down, the cooling circuit is started to work, from air-conditioning by cooling medium
Water stream board is introduced, can reduce the temperature of battery pack, avoids battery overheat from leading to work efficiency drop, or because overheat occurs
It is dangerous.
Further, the heat exchanger includes that heat exchanger first passage, heat-transfer metal piece and heat exchanger second are logical
Road.
Further, the heat exchanger first passage connects engine, and the heat exchanger first passage is also connected with biography
Thermometal piece, the heat-transfer metal piece connect heat exchanger second channel, the heat exchanger second channel and the air-conditioning mould
Block and the water stream board are all connected with.
Further, lower tray thermal insulation material is equipped between the battery pack lower tray and water stream board.
Further, upper cover thermal insulation material is equipped on the inside of the battery pack upper cover.
The second aspect of the utility model proposes a kind of battery pack, and the battery pack has battery pack described above
Heat management device.In the battery pack, each battery modules are able to maintain temperature by a series of Insulations, meanwhile,
Two sets of circuits of cooling circuit and heating circuit are devised, to adapt to the different duty requirements of battery pack.When battery pack is in low temperature ring
When starting in border, it can quickly allow the temperature of battery pack to rise by heating circuit, solve the low temperature environment of entire battery pack
The bad problem of lower performance.When battery pack overheat, the temperature of battery pack can be reduced again by cooling circuit, avoid battery pack
Overheat.
By adopting the above technical scheme, a kind of battery pack heat management device described in the utility model and battery pack have such as
It is lower the utility model has the advantages that
1) the utility model proposes a kind of battery pack heat management device, the battery pack heat management device include cool back
Road and heating circuit can either realize cooling when battery pack overheat, and may be implemented under low-temperature cool starting, allow battery pack as early as possible
It is heated to efficacious workaround；
2) the utility model proposes a kind of battery pack heat management device, the battery pack heat management device include cool back
Road and heating circuit, according to different working condition requirements, the battery pack heat management device controls heating by the opening and closing of valve
Circuit is connected or cooling circuit is connected, and is simplified pipeline, has been saved cost；
3) the utility model proposes a kind of battery pack, have the battery pack heat management device, in low temperature environment or
In person's hot environment, since the battery pack heat management device is able to carry out the switching of heating and cooling, the ring of the battery pack
Border is adaptable, can adapt to more extreme climatic environment.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of structural schematic diagram of battery pack heat management device provided by the embodiment of the utility model；
Fig. 2 is a kind of signal of the battery pack insulation construction of battery pack heat management device provided by the embodiment of the utility model
Figure；
Medium flow direction when Fig. 3 is a kind of battery pack heat management device low-temperature cool starting provided by the embodiment of the utility model
Figure；
Fig. 4 is medium flow direction when a kind of battery pack heat management device overheat provided by the embodiment of the utility model is cooling
Figure.
It remarks additionally below to attached drawing:
1- battery modules, 2- battery pack upper cover, 3- upper cover thermal insulation material, 4- battery pack lower tray, 5- lower tray thermal insulating material
Material, 6- water stream board, the first valve of 7-1-, the second valve of 7-2-, 7-3- third valve, the 4th valve of 7-4-, the 5th valve of 7-5-,
8- heat exchanger, 9-1- heat exchanger first passage, 9-2 heat exchanger second channel, 10- heat-transfer metal piece.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are in the premise for not making creative work
Under every other embodiment obtained, fall within the protection scope of the utility model.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment 1:
A kind of battery pack heat management device is provided in the utility model embodiment, as shown in Figure 1, described device includes:
Battery modules 1, battery pack upper cover 2, battery pack lower tray 4, water stream board 6, heat exchanger 8, pipeline, valve and air-conditioning module.
As shown in Fig. 2, the water stream board 6 is located in battery pack lower tray 4, the battery modules 1 are located on water stream board 6,
The battery pack upper cover 2 is located at the top of battery modules 1, and the battery pack upper cover 2 is hollow housing, 1 He of battery modules
The water stream board 6 is located in the battery pack upper cover 2, and the battery pack upper cover 2 connects the battery pack lower tray 4.
The water stream board 6 is shell, has a cavity among water stream board 6.The cavity can accommodate as needed to be added
Thermal medium and cooling medium.
There is lower tray thermal insulation material 5,2 inside of battery pack upper cover between the water stream board 6 and battery pack lower tray 4
With upper cover thermal insulation material 3.The thermal insulation material can be well to keeping the temperature inside battery modules 1.
The battery pack upper cover 2 and battery pack lower tray 4 form battery pack attemperator, can protect to battery pack
Temperature.
By piping connection between the water stream board 6 and heat exchanger 8, pass through between the water stream board 6 and air-conditioning module
Piping connection, the pipeline are equipped with valve.The heat exchanger 8 has heat-transfer metal piece 10, heat exchanger first passage 9-1
With heat exchanger second channel 9-2, the heat exchanger first passage 9-1 connection heat-transfer metal piece 10, the heat-transfer metal piece
10 connection heat exchanger second channel 9-2.
The heat exchanger 8 is also connected with engine, has the first valve 7-1, institute between the heat exchanger 8 and engine
Stating the first valve 7-1 is controllable aperture solenoid valve, and the controllable aperture solenoid valve is for controlling the water flowed to inside heat exchanger 8
Flow, to control the temperature in intake line, aperture is bigger, and the heat entered inside battery pack will be more.
The engine, the first valve 7-1, heat exchanger 8, the second valve 7-2, third valve 7-3 and water stream board 6 are constituted
Heating circuit.The air-conditioning module, the 4th valve 7-4, the 5th valve 7-5 and water stream board 6 constitute cooling circuit.It is described to heat back
Road and the cooling circuit pass through piping connection.
The pipeline includes output pipe and intake line, the intake line connection heat exchanger 8, air-conditioning module and water
Flowing plate 6 has the second valve 7-2 on the intake line between the heat exchanger 8 and water stream board 6.The output pipe connection
Heat exchanger 8, air-conditioning module and water stream board 6.There is third valve on output pipe between the heat exchanger 8 and water stream board 6
Door 7-3.It can similarly obtain, there is the 4th valve 7-4, the air-conditioning on the intake line between the air-conditioning module and water stream board 6
There is the 5th valve 7-5 on output pipe between module and water stream board 6.
Since the heat exchanger 8 is all connected with water stream board 6 and air-conditioning module, the cooling circuit and it is described plus
The on-off of hot loop is controlled by being turned on or off for valve.When the first valve 7-1, the second valve 7-2 and third valve
7-3 is opened, and when the 4th valve 7-4 and the 5th valve 7-5 are closed, the heating circuit connection, the cooling circuit is disconnected.When
One valve 7-1, the second valve 7-2 and third valve 7-3 are closed, described cold when the 4th valve 7-4 and the 5th valve 7-5 are opened
But circuit communication, the heating circuit disconnect.
Under the operating condition of low-temperature cool starting, as shown in figure 3, heating circuit is connected to, cooling circuit is disconnected.First valve 7-1
It opens, engine cooling water carries heat and enters input channel, and after heat exchanger 8, the second valve 7-2 is opened, institute
It states input channel of the engine cooling water between water stream board 6 and heat exchanger 8 and enters water stream board 6, the engine cool
Water provides heat to battery modules 1 by water stream board 6, enables the quick start at low ambient temperatures of battery modules 1.Described
Three valve 7-3 are opened, after the engine cooling water outflow water stream board 6, the output between water stream board 6 and heat exchanger 8
Pipeline, by being returned in engine after heat exchanger 8.The 4th valve 7-4 and the 5th valve 7-5 is closed, i.e., the described air-conditioning
Module and water flow, the intake line and output pipe between 6 are obstructed.
In the case where carrying out cooling operating condition to battery, as shown in figure 4, cooling circuit is connected to, heating circuit is disconnected.First valve
7-1 is closed, and engine cooling water is not passed through battery modules 1.The 4th valve 7-4 is opened, between air-conditioning module and water stream board 6
Intake line connection, pass through the cooling battery modules 1 of water stream board 6.The 5th valve 7-5 is opened, between air-conditioning and water stream board 6
Output pipe connection, the cooling medium after cooling battery modules 1 returned in air-conditioning module by output pipe.
Engine cooling water and water stream board 6 are established and are heated by a kind of battery pack heat management device provided by the utility model
Circuit, after the operating condition of low-temperature cool starting, battery pack can rapidly be increased temperature, so as in the shortest time, lead to
It crosses engine cooling water and transfers heat to battery system, it is bad to solve performance under the low temperature environment of entire battery pack very well
Problem.Meanwhile the battery pack heat management device also has cooling circuit, the cooling circuit is connect with air-conditioning, can be to electricity
Chi Bao cooling, so that entire battery pack can not only carry out heating management while or carry out cooling down management.
Embodiment 2:
A kind of battery pack is provided in the utility model embodiment, the battery pack includes above-mentioned battery pack heat management dress
It sets.In the battery pack, each battery modules 1 are able to maintain temperature by a series of Insulations, meanwhile, it devises cold
But two sets of circuits in circuit and heating circuit, to adapt to the different duty requirements of battery pack.When battery pack starts in low temperature environment
When, it can quickly allow the temperature of battery pack to rise by heating circuit, solve under the low temperature environment of entire battery pack performance not
Good problem.When battery pack overheat, the temperature of battery pack can be reduced again by cooling circuit, battery pack is avoided to overheat.
A kind of battery pack provided by the utility model, heat management device in the battery pack is by engine cooling water and water
Flowing plate 6 establishes heating circuit, and after the operating condition of low-temperature cool starting, battery pack can rapidly be increased temperature, so as to
In shortest time, battery system is transferred heat to by engine cooling water, solves the low temperature ring of entire battery pack very well
The bad problem of performance under border.Meanwhile the heat management device in the battery pack also has a cooling circuit, the cooling circuit with
Air-conditioning connection, can cool down to battery pack, so that entire battery pack can not only carry out heating management while or carry out cold
But it manages.
Embodiment 3:
A kind of vehicle is provided in the utility model embodiment, the vehicle is mixed motor-car, so the vehicle has
Above-mentioned battery pack, the vehicle also have engine simultaneously.It, will be containing a large amount of by first starting engine in cold-starting
Heating circuit of the engine cooling water of heat Jing Guo battery pack, give battery pack heating, enable battery pack be rapidly heated to
Operating temperature ensure that the performance of battery pack at low ambient temperatures.
The air-conditioning module of the vehicle is connect with the heat management device of the battery pack, and the air-conditioning module is located at heat management
The cooling circuit of device, the air-conditioning module can battery pack when the temperature is excessively high, battery pack is cooled down.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of battery pack heat management device, which is characterized in that described device includes: battery modules (1), water stream board (6), battery
Mould group attemperator, heat exchanger (8), engine and air-conditioning module；
The battery modules attemperator includes battery pack upper cover (2) and battery pack lower tray (4), the battery pack upper cover (2)
It connects battery pack lower tray (4), the battery pack upper cover (2) is hollow housing, is equipped with water stream board in the battery pack upper cover (2)
(6) and battery modules (1)；
The battery pack lower tray (4) is equipped with water stream board (6), and the water stream board (6) is equipped with battery modules (1)；
The water stream board (6), heat exchanger (8) and cluster engine pass through piping connection heat at heating circuit, the water stream board (6)
Exchanger (8), the heat exchanger (8) pass through piping connection engine；
The water stream board (6) and air-conditioning module form cooling circuit, and the water stream board (6) passes through piping connection air-conditioning module.
2. a kind of battery pack heat management device according to claim 1, which is characterized in that the pipeline includes intake line
And output pipe, the pipeline are equipped with valve.
3. a kind of battery pack heat management device according to claim 2, which is characterized in that the engine and heat exchanger
(8) intake line between is equipped with the first valve (7-1), the intake line between the heat exchanger (8) and water stream board (6)
It is equipped with the second valve (7-2), the output pipe between the water stream board (6) and heat exchanger (8) is equipped with third valve (7-
3)。
4. a kind of battery pack heat management device according to claim 3, which is characterized in that first valve (7-1) is
Controllable aperture solenoid valve.
5. a kind of battery pack heat management device according to claim 2, which is characterized in that the air-conditioning module and water stream board
(6) intake line between is equipped with the 4th valve (7-4), and the water stream board (6) and the output pipe of air-conditioning module are equipped with
5th valve (7-5).
6. a kind of battery pack heat management device according to claim 1, which is characterized in that the heat exchanger (8) includes
Heat exchanger first passage (9-1), heat-transfer metal piece (10) and heat exchanger second channel (9-2).
7. a kind of battery pack heat management device according to claim 6, which is characterized in that the heat exchanger first passage
(9-1) connects engine, and the heat exchanger first passage (9-1) is also connected with heat-transfer metal piece (10), the heat-transfer metal piece
(10) heat exchanger second channel (9-2) is connected, the heat exchanger second channel (9-2) and the air-conditioning module and the water
Flowing plate (6) is all connected with.
8. a kind of battery pack heat management device according to claim 1, which is characterized in that the battery pack lower tray (4)
Lower tray thermal insulation material (5) are equipped between water stream board (6).
9. a kind of battery pack heat management device according to claim 1, which is characterized in that in the battery pack upper cover (2)
Side is equipped with upper cover thermal insulation material (3).
10. a kind of battery pack, which is characterized in that the battery pack has the heat of battery pack described in claims 1 to 9 any one
Managing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821035514.0U CN208385585U (en) | 2018-06-28 | 2018-06-28 | A kind of battery pack heat management device and battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821035514.0U CN208385585U (en) | 2018-06-28 | 2018-06-28 | A kind of battery pack heat management device and battery pack |
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| Publication Number | Publication Date |
|---|---|
| CN208385585U true CN208385585U (en) | 2019-01-15 |
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ID=64965539
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821035514.0U Active CN208385585U (en) | 2018-06-28 | 2018-06-28 | A kind of battery pack heat management device and battery pack |
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| Country | Link |
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| CN (1) | CN208385585U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113471575A (en) * | 2021-06-30 | 2021-10-01 | 三一专用汽车有限责任公司 | Battery temperature management method and system and automobile |
-
2018
- 2018-06-28 CN CN201821035514.0U patent/CN208385585U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113471575A (en) * | 2021-06-30 | 2021-10-01 | 三一专用汽车有限责任公司 | Battery temperature management method and system and automobile |
| CN113471575B (en) * | 2021-06-30 | 2023-07-25 | 三一专用汽车有限责任公司 | Battery temperature management method, management system and automobile |
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