Device for Vehicular dynamic battery packet heat management
Technical field
The utility model belongs to the liquid cooling heat management dress of electronic apparatus radiator more particularly to a kind of Vehicular dynamic battery packet
It sets.
Background technique
Battery pack is one of the core component of pure electric automobile and hybrid vehicle, and the quality of performance directly affects vapour
The performance of vehicle, and the temperature of the performance of battery and service life and its work is closely bound up.Battery pack can all produce in charge and discharge process
Heat amount, so that the bulk temperature of battery pack increases, excessively high temperature can the serious performance for influencing battery pack and service life.
When environment temperature is very low, it is also necessary to heated to battery to improve its efficiency for charge-discharge.Therefore, battery pack is carried out effective
Heat management, maintain its operating temperature within the scope of preferable temperature, to improve battery performance, extend battery service life have
Conclusive effect.
But there is defects for traditional battery pack air-cooled radiator.It is right with battery surface heat that traditional wind cooling method passes through
Stream realizes heat exchange, and the coefficient of heat transfer is smaller, and is limited by the heat exchange area of battery pack, causes cooling efficiency too low.In addition, from knot
It says that the battery pack surface of the battery pack middle section of traditional air-cooled radiator can not come into full contact with air on structure, causes battery pack
Local cell monomer temperature is excessively high, this will finally reduce the efficiency and reliability of battery pack.
Therefore, it is necessary to new technical solutions to improve and solve the above problems.
Summary of the invention
Goal of the invention: the utility model provides a kind of device for Vehicular dynamic battery packet heat management, it is therefore intended that
A kind of technical solution of new power battery pack temperature equalization system being made of liquid cooling plate array is provided.
Technical solution: in order to achieve the above objectives, following technical solution can be used in the utility model:
A kind of device for Vehicular dynamic battery packet heat management, coolant liquid distributor, several liquid cooling plates including plate,
Battery pack;One end face of the liquid cooling plate is equipped with inlet and liquid outlet, is equipped with conduit inside liquid cooling plate, and the one of the conduit
End is connected to the inlet and the other end is connected to liquid outlet;
The top of the inner surface of the coolant liquid distributor be equipped with row's coolant liquid distribution outlet, coolant liquid distributor it is interior
The lower part on surface is equipped with row's coolant liquid confluence import;And coolant liquid distribution outlet and coolant liquid confluence import correspond up and down
Arrangement, coolant liquid inner skeleton are equipped with the coolant liquid distribution runner being laterally extended, which distributes runner and coolant liquid point
It is connected to outlet;Coolant liquid inner skeleton be equipped be laterally extended coolant liquid reflux runner, the coolant liquid flow back runner with
Coolant liquid confluence import is connected to;Be additionally provided on coolant liquid distributor with the coolant liquid that is connected to of coolant liquid distribution runner one end always into
Mouth and the coolant liquid general export being connected to coolant liquid reflux runner one end;Several liquid cooling plates it is arranged in parallel and with cooling
The inner surface of liquid distributor connects, and the inlet of each liquid cooling plate distributes outlet one-to-one correspondence with coolant liquid and is connected to, each liquid
The liquid outlet of cold plate is connected to coolant liquid confluence import one-to-one correspondence;The battery pack between two neighboring liquid cooling plate, and
The two sides of battery pack stick on liquid cooling plate outer surface.
Further, the coolant liquid general import and coolant liquid general export are located on an end face of coolant liquid distributor.
Further, the conduit inside liquid cooling plate selects rectangle straight channel, rectangle S runner, circular flow channel, Z-type runner, horse
Match the one of which of gram runner, double-layer channel.
Further, the coolant liquid distribution runner is not connected to directly with coolant liquid reflux runner.
Further, coolant liquid reflux runner includes upper layer runner and lower layer's runner, and upper layer runner and lower layer's runner are flat
Row extends, and one end of lower layer's runner is connected to coolant liquid general export, upper layer runner and coolant liquid confluence inlet communication;The underflow
The other end and upper layer runner in road pass through U-shaped pipeline connection.
The utility model has the advantages that in general, the contemplated device for Vehicular dynamic battery packet heat management of the utility model can
Generated heat when efficiently taking away new-energy automobile power battery group charge and discharge, can also be in those cases when heating is desired toward institute
It states and is passed through hot fluid in heat management structure to realize the heating to battery, so that battery of electric vehicle be made to maintain suitable work temperature
It works reliably and with long-term under degree, simultaneously because liquid cooling cooling capacity is very strong can be arranged reasonable cold plate integral channel as needed again
Structure carrys out augmentation of heat transfer, helps to improve the compactedness of battery pack.
Detailed description of the invention
Fig. 1 is the schematic diagram for the device of Vehicular dynamic battery packet heat management.
Fig. 2 and Fig. 3 is the appearance and inner flow passage structural schematic diagram of liquid cooling plate respectively.
Fig. 4 and Fig. 5 is coolant liquid dispensing arrangement schematic diagram
Wherein, 1. power battery pack, 2. liquid cooling plates, 3. coolant liquid distributors, 4. inlets, 5. liquid outlets, 6. liquid cooling plates
The conduit of inside setting, 7. coolant liquid general imports, 8. coolant liquids distribution outlet, the confluence import of 9. coolant liquids, 10. coolant liquids always go out
Mouthful, 11. coolant liquids distribute runner, 12. coolant liquids reflux runner.
Specific embodiment
It please referring to shown in Fig. 1 to Fig. 5, the utility model discloses a kind of device for Vehicular dynamic battery packet heat management,
Coolant liquid distributor 3, several liquid cooling plates 2 including plate, battery pack 1;One end face of the liquid cooling plate 2 is equipped with inlet 4
And liquid outlet 5, liquid cooling plate inside are equipped with conduit 6, one end of the conduit 6 is connected to the inlet 4 and the other end is connected to out liquid
Mouth 5;Conduit 6 inside liquid cooling plate selects rectangle straight channel, rectangle S runner, circular flow channel, Z-type runner, mosaic runner, double
The one of which in laminar flow road.More complex conduit 6 can make the coolant liquid in conduit 6 flow through more areas and absorb more
Heat.
The top of the inner surface of the coolant liquid distributor is equipped with row's coolant liquid distribution outlet 8, coolant liquid distributor
The lower part of inner surface is equipped with row's coolant liquid confluence import 9;And coolant liquid distribution outlet 8 and the import 9 one of coolant liquid confluence are a pair of
It should be arranged above and below, coolant liquid inner skeleton is equipped with the coolant liquid distribution runner 11 being laterally extended, which distributes runner 11
It is connected to coolant liquid distribution outlet 8.Coolant liquid inner skeleton is equipped with the coolant liquid reflux runner 12 being laterally extended, the cooling
Liquid reflux runner 12 is connected to coolant liquid confluence import 9.On the coolant liquid distribution runner 11 and coolant liquid reflux runner 12
It is lower to be arranged without being directly connected to.Be additionally provided on coolant liquid distributor with the coolant liquid that is connected to of coolant liquid distribution 11 one end of runner always into
Mouth 7 and the coolant liquid general export 10 being connected to coolant liquid reflux 12 one end of runner, and the coolant liquid general import 7 and coolant liquid
General export 10 is located on an end face of coolant liquid distributor.Several liquid cooling plates 2 are arranged in parallel and distribute with coolant liquid
The inner surface of device connects, and the inlet 4 of each liquid cooling plate 2 is corresponded with coolant liquid distribution outlet 8 and is connected to, each liquid cooling plate
2 liquid outlet 5 is connected to the coolant liquid confluence one-to-one correspondence of import 9;The battery pack 1 between two neighboring liquid cooling plate, and
The two sides of battery pack stick on liquid cooling plate outer surface.
When specifically used, when such as power battery pack charge and discharge produced by a large amount of heat need to radiate, then from coolant liquid
General import 7 is filled with coolant liquid to coolant liquid distribution runner 11, and coolant liquid distributes outlet 8 feed liquors to each liquid cooling plate through coolant liquid
Mouth 4 flows into, then the heat of the power battery pack 1 of the absorption of liquid cooling plate 6 is flowed and taken away in the conduit 6 of liquid cooling plate, then passes through
Liquid outlet 5, coolant liquid confluence import 9 enter to coolant liquid reflux runner 12, and flow out from coolant liquid general export 10 and take away heat
Amount, so that power battery pack 1 cools down.And in addition, can equally pass through above-mentioned path toward the heat management such as when needing to heat
Hot fluid is passed through in device to realize the heating to power battery pack 1, so that battery of electric vehicle be made to maintain suitable work temperature
It works reliably and with long-term under degree.
Coolant liquid reflux runner 12 includes upper layer runner and lower layer's runner, and upper layer runner and lower layer's runner extend in parallel,
One end of lower layer's runner is connected to coolant liquid general export 10, and upper layer runner is connected to coolant liquid confluence import 9;Lower layer's runner
The other end and upper layer runner pass through U-shaped pipeline connection.
Device provided by the utility model for Vehicular dynamic battery packet heat management due to liquid cooling cooling capacity very it is strong again
Reasonable cold plate integral channel structure can be set as needed and carry out augmentation of heat transfer, therefore it is dynamic efficiently to take away new-energy automobile
Generated heat when power battery set charge/discharge can also be passed through hot-fluid into the heat management structure in those cases when heating is desired
Body realizes the heating to battery.
The utility model implement the technical solution method and approach it is very much, the above is only the utility model
Preferred embodiment.It should be pointed out that for those skilled in the art, not departing from the utility model principle
Under the premise of, several improvement can also be made, these improvement also should be regarded as the protection scope of the utility model.In the present embodiment not
The available prior art of specific each component part is realized.