CN208208825U - A kind of cooling device of power battery box and power battery box - Google Patents
A kind of cooling device of power battery box and power battery box Download PDFInfo
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- CN208208825U CN208208825U CN201820653086.1U CN201820653086U CN208208825U CN 208208825 U CN208208825 U CN 208208825U CN 201820653086 U CN201820653086 U CN 201820653086U CN 208208825 U CN208208825 U CN 208208825U
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- cabinet
- power battery
- battery box
- battery
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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
Abstract
The utility model discloses a kind of power battery box and the cooling device of power battery box, which includes: battery modules, including battery core and shell, and the shell is for accommodating the battery core；Cabinet, for accommodating the battery modules, wherein the first side of the cabinet is provided with air outlet, and the second side opposite with the first side position is provided with air outlet；Ventilation duct is set to the position of the cabinet air outlet, and one end with the cabinet for connecting, and for connecting with cooling air unit, the cold wind for the cooling air unit to be discharged can be introduced into the cabinet other end.Solves the technical problem of power battery box heat-sinking capability deficiency in the prior art.
Description
Technical field
The utility model relates to power source technical field more particularly to a kind of power battery boxes and power battery box
Cooling device.
Background technique
With the popularization of new energy power car, also more and more attention has been paid in actual application, be power battery box
The requirement for meeting sealing and the assembling of power battery box structure, usually connects several battery cores by fixation member to be formed
Battery modules, then several battery modules are grouped together into power battery box, or directly by several battery core groups
It is combined to form power battery box, each battery core is isolated and is fixed by the partition of power battery box inside configuration.
Since power battery box is during charge and discharge, itself can generate heat, cause power battery box in charge and discharge
During can generate very big fuel factor.Currently, for power battery box cooling means mainly pass through aerofoil fan into
The method that row forces cooling either liquid cooling, still, for lithium titanate power battery box, since it is with big multiplying power, fast charge
Feature, lithium titanate power battery box can generate higher temperature during charge and discharge, and existing aerofoil fan is forced
The method of cooling either liquid cooling has been unable to meet the cooling of lithium titanate power battery box and requires, caused power battery box heat dissipation
Scarce capacity.
Utility model content
The utility model provides the cooling device of a kind of power battery box and power battery box, to solve the prior art
The technical problem of middle power battery box heat-sinking capability deficiency.
In a first aspect, the utility model provides a kind of power battery box, which includes:
Battery modules, including battery core and shell, the shell is for accommodating the battery core；
Cabinet, for accommodating the battery modules, wherein the first side of the cabinet is provided with air outlet, and with
The opposite second side in the first side position is provided with air outlet；
Ventilation duct, is set to the position of the cabinet air outlet, one end for connect with the cabinet, the other end for
Cooling air unit connection, the cold wind for the cooling air unit to be discharged can be introduced into the cabinet.
Power battery box provided by the embodiment of the utility model is introduced by the cold wind that cooling air unit is discharged ventilation duct
Into the cabinet, the cold wind flows through the surface of battery modules, is capable of the temperature of regulating cell mould group, and then realizes to adjust and move
The effect of power battery box temperature.
Optionally, the power battery box further includes extractor fan, and the extractor fan is set to the position of the air outlet
It sets.
Exhausting is arranged by the air outlet in the power battery box in power battery box provided by the embodiment of the utility model
Fan can accelerate the intracorporal speed air flow of case of the power battery box, and then accelerate institute when extractor fan is opened
The intracorporal heat dissipation of case is stated, realizes the effect to cool down to the power battery box.
The battery modules further include busbar connector, the busbar connector be made of metal, section be rectangle or
The long conductor of chamfering rectangle has screw hole at the both ends of the busbar connector；Screw hole is provided on the positive and negative anodes of the battery core；Work as institute
When stating the adjacent battery core of any two in battery modules and being connected, the anode of screw hole and the battery core on the busbar connector or
Screw hole alignment on cathode, wherein the screw hole pair on the screw hole of described busbar connector one end and the anode of one of them battery core
Together, the screw hole of the other end is aligned with the screw hole on the cathode of battery core described in another；Bolt is screwed into the screw hole of the alignment
The busbar connector is connect with the battery core, in an identical manner connect busbar connector with battery core described in another, it is described adjacent
Two battery cores by the busbar connector realize be connected in series；It will be described by multiple busbar connectors in the battery modules
All battery cores are connected in series in battery modules.
Optionally, the battery modules further include temperature sensor, and the temperature sensor is set in the battery core, are used
Temperature inside the acquisition battery modules.
Optionally, the inside of the shell has partition, and the partition is for separating the battery core.
Optionally, the inside of the cabinet has first kind protrusion or first kind groove, the battery modules hull outside
With the second class protrusion or the second class groove, for realizing the connection between the cabinet and the battery modules, wherein described
First kind protrusion is connect with the second class groove；Alternatively, the second class protrusion is connect with the first kind groove.
Power battery box provided by the embodiment of the utility model passes through first kind protrusion and the second class groove or second
Class protrusion and the second class groove realize the connection to the cabinet and the battery modules, and connect to battery modules and cabinet
Connect the assembling that can be realized to power battery.Therefore, pass through a kind of protrusion and the second class groove or the second class protrusion and second
Class groove, when the assembling to power battery assembles, according to the parameter request of power battery box, the cabinet can be direct
The battery modules are added or taken out, not only increase the flexibility of power battery box assembling, moreover it is possible to realize by battery modules
The modularity of battery is fixed, and is advantageously implemented the automatic assembling to power battery box, and then improve the assembling of power battery box
Efficiency.
Second aspect, the utility model provide a kind of cooling device of power battery box, which includes:
Processor, for judging whether the first temperature value of temperature sensor acquisition is greater than first threshold；If described first
Temperature value is greater than the first threshold, then sends enabled instruction to cooling air unit, so that the cold wind of cooling air unit discharge is led
Enter into the cabinet, wherein the cold wind imported into the cabinet temperature for being used for regulating cell mould group；
The intracorporal air of the case is extracted into external environment for controlling extractor fan, adjusted in the cabinet by controller
Air passage rates.
In scheme provided by the embodiment of the utility model, the first temperature value that power battery box is acquired by temperature sensor
Realize the automatic control to cooling air unit, so that the cold wind of cooling air unit discharge is imported into the cabinet, the cold air
It is flowed in the cabinet, the temperature of air in the cabinet can be adjusted, and will be in the cabinet by control extractor fan
Air be extracted into external environment, adjust the intracorporal air passage rates of the case, and then accelerate the heat dissipation of air in the cabinet,
Improve the ability for adjusting power battery box temperature.
Optionally, the processor is also used to, and after sending enabled instruction to cooling air unit, is judged in the air outlet position
Whether the second temperature value for setting the cold wind of acquisition is greater than second threshold；If more than then to cooling air unit transmission temperature
Adjustment request, so that the cooling air unit is adjusted the temperature of the cold wind of discharge.
In scheme provided by the embodiment of the utility model, after power battery box sends enabled instruction to cooling air unit, also
It can be by the second temperature value for the cold wind that the cooling air unit is discharged, to determine whether that the cooling air unit sends temperature adjustment
Request is adjusted the temperature of the cold wind of cooling air unit discharge, for example, power battery box internal temperature is higher
When, it needs to turn down the temperature value of cold wind, when such cold wind and power battery box internal difference in temperature are larger, be conducive to quickly
Heat exchange is carried out, and then realizes the effect quickly to cool down to power battery box.
Optionally, the processor is also used to, and before the cold wind is extracted into external environment by extractor fan, judges institute
Whether the duration for stating the first temperature value greater than the first threshold is more than preset duration；If being more than, the exhausting is opened
The air of the box house is extracted into external environment, adjusts the air passage rates of the box house by fan.
In scheme provided by the embodiment of the utility model, power battery box passes through first temperature value, it is determined whether opens
The extractor fan is opened, when power battery box internal temperature continues excessively high, by opening extractor fan, by the box house
Air be extracted into external environment, adjust the air passage rates inside the power battery box, and then accelerate the power battery
The effect to cool down to power battery box is realized in the heat dissipation of case.
Detailed description of the invention
Fig. 1 is a kind of explosive view of power battery box provided by the utility model embodiment；
Fig. 2 is a kind of schematic diagram of internal structure of battery modules provided by the utility model embodiment；
Fig. 3 is a kind of schematic diagram of internal structure of cabinet provided by the utility model embodiment；
Fig. 4 is a kind of sectional view of the cabinet of power battery box provided by the utility model embodiment；
Fig. 5 is a kind of cooling device structural schematic diagram of power battery box provided by the utility model embodiment.
Specific embodiment
It is practical to this below in conjunction with attached drawing in order to keep the purpose of this utility model, technical solution and advantage clearer
It is novel to be described in further detail, it is clear that described embodiment is only the utility model a part of the embodiment, rather than complete
The embodiment in portion.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
All other embodiment obtained is put, is fallen within the protection scope of the utility model.
Embodiment one
A kind of power battery box provided by the utility model embodiment is done further in detail below in conjunction with Figure of description
Thin explanation, please refers to Fig. 1.
The utility model embodiment one provides a kind of power battery box, which includes: battery modules 1, cabinet
2 and ventilation duct 3；
Battery modules 1, including battery core 4 and shell 5, the shell 5 is for accommodating the battery core 4；
Cabinet 2, for accommodating the battery modules 1, wherein the first side of the cabinet 2 is provided with air outlet 6, and
And the second side opposite with the first side position is provided with air outlet 7；
Ventilation duct 3 is set to the position of the cabinet air outlet 6, and for connecting with the cabinet 3, the other end is used for one end
It is connect in cooling air unit, the cold wind for the cooling air unit to be discharged can be introduced into the cabinet 3.
For example, air outlet 6 is set to the top of the first side of cabinet 2, ventilation duct 3 is set to the position of air outlet 6,
Air outlet 7 is set to the bottom of second side corresponding with first side position in cabinet 2, is arranged cooling air unit by ventilation duct
Cold wind out is sent in cabinet 2, and during cooling battery modules 1 and cabinet 2, the temperature of cold wind constantly increases cold wind,
During being constantly blown into cold wind into cabinet 2 by ventilation duct, it can make in cabinet 2 the higher gas of temperature from air outlet 7
Discharge, takes away the heat of battery modules 1 and cabinet 2, achievees the effect that cooling battery modules 1 and cabinet 2.The embodiment of the present application
Related cooling air unit includes but is not limited to air-conditioning, air blower or air-cooler etc..
In further scheme, in order to accelerate the flowing velocity of air in cabinet 2, the purpose of fast cooling, such as Fig. 1 are realized
Shown, the power battery box further includes extractor fan 8, and the extractor fan 8 is set to the position of the air outlet 7.
The cold wind that cooling air unit is discharged is sent in cabinet 2 by ventilation duct, cold wind is in cooling battery modules 1 and case
There are the temperature difference, battery modules 1 and cabinets 2 to flow in cabinet during body 2, between cold wind and battery modules 1 and cabinet 2
It can be realized heat exchange between dynamic cold wind, the temperature of cold wind constantly increases, when the extractor fan 8 for being located at air outlet position is opened
When, so that the air in cabinet 2 forms air-flow, and from air outlet after cold wind and battery modules 1 and cabinet 2 realize heat exchange
The speed of the hollow flow of air of cabinet 2 is accelerated in discharge, has achieved the effect that be quickly cooled down battery modules 1 and cabinet 2.
In further scheme, in order to which the heat transfer that will generate in the battery core in battery modules is into air, described
Battery modules 1 further include busbar connector 9, and the busbar connector 9 is that made of metal, section is rectangle or chamfering rectangle
Long conductor has screw hole at the both ends of the busbar connector；Screw hole is provided on the positive and negative anodes of the battery core 4；When the battery mould
When the adjacent battery core 4 of any two is connected in group 1, the positive or negative pole of screw hole and the battery core 4 on the busbar connector 9
On screw hole alignment, wherein the screw hole of described 9 one end of busbar connector is aligned with the screw hole on the anode of battery core 4 described in one of them,
The screw hole of the other end is aligned with the screw hole on the cathode of battery core 4 described in another；Bolt is screwed into the screw hole of the alignment will
The busbar connector 9 is connect with the battery core 4, is in an identical manner connect busbar connector 9 with battery core 4 described in another, the phase
Two adjacent battery cores 4 are realized by the busbar connector 9 and are connected in series；Pass through multiple busbar connectors 9 in the battery modules 1
The battery cores 4 all in the battery modules 1 are connected in series.
In further scheme, in order to determine the temperature of battery modules 1 and cabinet 2, so that when temperature is higher, it is cold
Cold air can be timely discharged in wind apparatus, and realization carries out cooling purpose to battery modules 1 and cabinet 2, and the battery modules 1 are also wrapped
Temperature sensor 10 is included, as shown in Figure 1, the temperature sensor 10 is set on the busbar connector 9, for acquiring the electricity
Temperature inside Chi Mo group 1.
It is provided with temperature sensor 10 on the busbar connector 9 in the battery modules 1, the power battery box is in charge and discharge
In the process, the battery core 4 inside the battery modules 1 can generate heat, due to metal material the busbar connector 9 and battery core 4 into
Row connection, therefore, because the thermal conductivity of metal material, when the battery core 4 generates heat, the busbar connector 9 can thermally conductive temperature
It increases, setting will collect the temperature value of the busbar connector 9 with the temperature sensor 10 on the busbar connector 9, so that in temperature
When higher, cold air can be timely discharged in cooling air unit.
In scheme provided by the embodiment of the present application, the temperature sensor 10 or voltage temperature collection plate should
Voltage temperature collection plate includes voltage sensor and temperature sensor, wherein the voltage sensor can acquire the power
The voltage value of battery case different moments judges whether the voltage value is greater than when the power battery box is during charging
First threshold voltage, when the voltage value is greater than first threshold voltage, then the power battery box charging process is completed, starting
Whether the power battery box over-voltage protecting function judges the voltage value when the power battery box is during electric discharge
Less than second threshold voltage, when second threshold voltage, then the power battery box discharge process is completed under the voltage value,
Start the power battery box low-voltage variation function, it can be to the power electric by the voltage sensor on voltage temperature collection plate
Case current state in pond is judged, prevents the power battery box during charge and discharge, due to too low or too high for voltage,
Lead to the damage of the power battery box.
In further scheme, as shown in Fig. 2, the inside of the shell 5 has partition 11, the partition is used for will be described
Battery core separates.Partition 11 can be one, be also possible to it is two or more, be between multiple partitions 11 it is arranged in parallel, it is adjacent
Battery core 4 separated by partition 11, there are many mounting means of shell 5 and partition 11, including but not limited to, has in shell 5 recessed
There are protrusion or groove in the edge of slot perhaps protrusion partition 11, the protrusion or shell 5 of groove and 11 edge of partition in shell 5
In protrusion and the groove at 11 edge of partition can be attached, partition 11 is installed in shell 5, can also be by 5 He of shell
Partition 11 produce it is into a single integrated structure, when manufacturing shell 5, directly production partition 11.By partition 11 by adjacent battery core 4 every
It opens, the heat for avoiding adjacent battery core 4 from generating influences each other, and weakens the effect of power battery box heat dissipation, improves battery modules 1
The efficiency of heat dissipation extends the service life of power battery box.Screw hole is arranged at the bottom of the cabinet 2, also has on the partition 11
Screw hole, the screw hole on the partition 11 can be aligned with the screw hole of 2 bottom of cabinet, and bolt is screwed into the screw hole of the alignment will
Partition 11 is attached with the cabinet 2, since the partition 11 is in the inside of the battery modules 1, and then by the cabinet 2
It is fixedly connected with the battery modules 1, avoids the battery modules 1 and shaken in the cabinet 2.
One is done to a kind of assembling process of power battery box provided by the embodiment of the present application with reference to the accompanying drawings of the specification
Step detailed description, please refers to Fig. 2 to Fig. 4, and Fig. 2 shows for a kind of internal structure of battery modules provided by the embodiment of the present application
It is intended to；Fig. 3 is a kind of schematic diagram of internal structure of cabinet provided by the embodiment of the present application；Fig. 4 is mentioned by the embodiment of the present application
A kind of sectional view of the cabinet of the power battery box supplied.
In order to realize the purpose fast assembled to power battery box, there is the first kind raised in the inside of the cabinet 2
Perhaps first kind groove has the second class protrusion or the second class groove in the outside of the shell 5 of the battery modules, wherein institute
State that first kind protrusion can be attached with the second class groove or the second class protrusion can be recessed with the first kind
Slot is attached, by the connection of the first kind protrusion and the second class groove or the second class protrusion with it is described
The connection of first kind groove, realizes the connection of the battery modules 1 and the cabinet 2, and then realizes to the power battery box
Assembling.
For example, as shown in figure 3, having multiple first kind protrusions 13 in the inside of the cabinet 2, as shown in Fig. 2, described
There are the second class groove 12, during assembling to power battery box, the first kind in the outside of the shell 5 of battery modules
Protrusion 13 is inserted into the second class groove 12, realizes the connection of the battery modules 1 and the cabinet 2, and then complete
The assembling of pairs of power battery box, the specific first kind protrusion 13 and 12 connection effect of the second class groove, referring to fig. 4 in
Connection view shown by part marked as 14.After the power battery box is completed, the different battery modules 1
Between have a gap, the gap for realizing air between the different battery modules 1 flowing.
Power battery box provided by the embodiments of the present application, it is convex by first kind protrusion and the second class groove or the second class
The connection with the realization of the second class groove to the cabinet 2 and the battery modules 1 is played, and then realizes and group is carried out to power battery box
Dress.It when being assembled to power battery box, avoids to realize and the battery modules 1 being fixed in the cabinet 2, and adds
Fixed component causes the available space for installing the mould group 1 in 2 in the cabinet to reduce, can also be in the process of assembling
In, according to the parameter request of power battery box, the battery modules 1 directly can be added or taken out from the cabinet 2, are not only mentioned
The high flexibility of power battery box assembling, meanwhile, it realizes that the modularity of battery is fixed by battery modules 1, is advantageously implemented
To the automatic assembling of power battery box, and then the packaging efficiency of power battery box is improved, realized to the quick of power battery box
Assembling.Meanwhile setting gap is conducive to the flowing of air between battery modules 1 between the different battery modules, reduces adjacent
Influence between two battery modules 1.
Embodiment two
The utility model embodiment two provides a kind of cooling device of power battery box, structural schematic diagram such as Fig. 5 institute
Show, which includes: processor 501 and controller 502；
Processor 501, for judging whether the first temperature value of temperature sensor acquisition is greater than first threshold, if described the
One temperature value is greater than the first threshold, then sends enabled instruction to cooling air unit, so that the cold wind of cooling air unit discharge
It imported into the cabinet, wherein the cold wind imported into the cabinet temperature for being used for regulating cell mould group.
For example, temperature sensor is set on busbar connector, busbar connector is in turn mounted in battery core, when power battery box is in charge and discharge
In the process of electricity, the battery core in battery modules can generate heat, since busbar connector is that metal material can be thermally conductive, pass through temperature
Sensor can acquire the temperature value of battery core, there are processor and communication interface in power battery box, by communication interface and outer
The cooling air unit on boundary connects, and realizes the transmission of signal, when the temperature for judging temperature sensor acquisition is greater than first threshold, processing
Device will generate enabled instruction, and by the way that the enabled instruction is sent to cooling air unit, so that the cold wind of cooling air unit discharge
It imported into the cabinet.
The intracorporal air of the case is extracted into external environment for controlling extractor fan, adjusts the cabinet by controller 502
Interior air passage rates.
Cooling air unit is imported the cold wind of discharge by ventilation duct in the cabinet of power battery box, and the cold wind is in cabinet
During portion is flowed, due between cold wind and the battery modules and the cabinet there are the temperature difference, the battery modules
And the cabinet and can be realized heat exchange between the cold wind flowed in the cabinet, it can be to the electricity of cabinet and box house
Chi Mo group is cooled down, and the temperature of cold wind constantly increases, and power battery box is opened by control extractor fan, so that the cabinet
In air form air-flow, and be discharged after cold wind and the battery modules and the cabinet realize heat exchange from air outlet,
Accelerate the speed of the hollow flow of air of the cabinet.
In scheme provided by the embodiment of the utility model, the first temperature value that power battery box is acquired by temperature sensor
Realize the automatic control to cooling air unit, so that the cold wind of cooling air unit discharge is imported into the cabinet, the cold air
It is flowed in the cabinet, the temperature of air in the cabinet can be adjusted, and will be in the cabinet by control extractor fan
Air be extracted into external environment, adjust the intracorporal air passage rates of the case, and then accelerate the heat dissipation of air in the cabinet,
Improve the ability of the adjusting to the spin manifold temperature.
Further, in order to realize to power battery box carry out fast cooling purpose, the processor 501, be also used to
Judge whether the second temperature value of the cold wind in location of air supply inlet acquisition is big after cooling air unit transmission enabled instruction
In second threshold；If more than then to cooling air unit transmission temperature adjustment request, so that the cooling air unit is to the cold of discharge
The temperature of wind is adjusted.
For example, air outlet is sent into when the temperature value to box house for detecting temperature sensor acquisition is more than 55 DEG C
Cold wind value need just to be able to achieve the temperature that the temperature value of box house is quickly dropped to normal work lower than second threshold
Value, therefore, can be acquired by the position mounting temperature sensor of the air outlet in power battery box by the temperature sensor
The temperature for the cold wind that ventilation duct is sent into, which is compared with second threshold, if the temperature value is greater than second threshold,
Power battery box will send temperature adjustment request to cooling air unit, and cooling air unit will be adjusted the temperature of the cold wind of discharge,
So that the cold wind after adjustment temperature can quickly cool down battery modules and cabinet.
In scheme provided by the embodiment of the utility model, after power battery box sends enabled instruction to cooling air unit, also
It can be by the second temperature value for the cold wind that the cooling air unit is discharged, to determine whether that the cooling air unit sends temperature adjustment
Request is adjusted the temperature of the cold wind of cooling air unit discharge, for example, power battery box internal temperature is higher
When, it needs to turn down the temperature value of cold wind, when such cold wind and power battery box internal difference in temperature are larger, be conducive to quickly
The exchange of heat is carried out, and then realizes the effect quickly to cool down to power battery box.
Further, the processor 501 is sentenced before being also used to that the cold wind is extracted into external environment by extractor fan
Whether the duration that first temperature value that breaks is greater than the first threshold is more than preset duration；If being more than, described in unlatching
The air of the box house is extracted into external environment, adjusts the air passage rates of the box house by extractor fan.
In scheme provided by the embodiment of the utility model, power battery box passes through first temperature value, it is determined whether opens
The extractor fan is opened, when power battery box internal temperature continues excessively high, by opening extractor fan, by the box house
Air be extracted into external environment, adjust the air passage rates inside the power battery box, and then accelerate the power battery
The effect to cool down to power battery box is realized in the heat dissipation of case.
Claims (9)
1. a kind of power battery box characterized by comprising
Battery modules, including battery core and shell, the shell is for accommodating the battery core；
Cabinet, for accommodating the battery modules, wherein the first side of the cabinet is provided with air outlet, and with it is described
The opposite second side in first side position is provided with air outlet；
Ventilation duct is set to the position of the cabinet air outlet, and one end with the cabinet for connecting, and the other end is used for and cold wind
Device connection, the cold wind for the cooling air unit to be discharged can be introduced into the cabinet.
2. power battery box as described in claim 1, which is characterized in that further include fan, the fan be set to it is described go out
The position in air port.
3. power battery box as described in claim 1, which is characterized in that the battery modules further include busbar connector, the remittance
Stream row is long conductor made of metal, section is rectangle or chamfering rectangle, is had at the both ends of the busbar connector
Screw hole；
Screw hole is provided on the positive and negative anodes of the battery core；When the adjacent battery core of any two in the battery modules is connected
When, the screw hole on the busbar connector is aligned with the screw hole on the positive or negative pole of the battery core, wherein described busbar connector one end
Screw hole is aligned with the screw hole on the anode of battery core described in one of them, on the cathode of the screw hole of the other end and another battery core
Screw hole alignment；It is screwed into bolt in the screw hole of the alignment and connect the busbar connector with the battery core, in an identical manner
Busbar connector is connect with battery core described in another, two adjacent battery cores are realized by the busbar connector and are connected in series；?
The battery cores all in the battery modules are connected in series by multiple busbar connectors in the battery modules.
4. power battery box as claimed in claim 3, which is characterized in that the battery modules further include temperature sensor, institute
It states temperature sensor to be set on the busbar connector, for acquiring the temperature inside the battery modules.
5. the power battery box as described in Claims 1 to 4 is any, which is characterized in that the inside of the shell has partition, institute
Partition is stated for separating the battery core.
6. the power battery box as described in Claims 1 to 4 is any, which is characterized in that the inside of the cabinet has the first kind
Protrusion or first kind groove, the battery modules hull outside has the second class protrusion or the second class groove, for realizing described
Connection between cabinet and the battery modules, wherein the first kind protrusion is connect with the second class groove；Alternatively, institute
The second class protrusion is stated to connect with the first kind groove.
7. a kind of cooling device of power battery box, which is characterized in that be applied to power battery box as claimed in claim 3, institute
Stating device includes:
Processor, for judging whether the first temperature value of temperature sensor acquisition is greater than first threshold, if first temperature
Value is greater than the first threshold, then sends enabled instruction to cooling air unit, so that the cold wind of cooling air unit discharge is imported into
In the cabinet, wherein the cold wind imported into the cabinet temperature for being used for regulating cell mould group；
The intracorporal air of the case is extracted into external environment for controlling fan, adjusts the intracorporal air stream of the case by controller
Logical speed.
8. device as claimed in claim 7, which is characterized in that the processor is also used to,
After sending enabled instruction to cooling air unit, the second temperature value of the cold wind acquired in the location of air supply inlet is judged
Whether second threshold is greater than；
If more than then to cooling air unit transmission temperature adjustment request, so that temperature of the cooling air unit to the cold wind of discharge
Degree is adjusted.
9. device as claimed in claim 7, which is characterized in that the processor is also used to,
Before the cold wind is extracted into external environment by fan, judge that first temperature value is greater than holding for the first threshold
Whether the continuous time is more than preset duration；
If being more than, the fan is opened, the air of the box house is extracted into external environment, adjusts the box house
Air passage rates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820653086.1U CN208208825U (en) | 2018-05-02 | 2018-05-02 | A kind of cooling device of power battery box and power battery box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820653086.1U CN208208825U (en) | 2018-05-02 | 2018-05-02 | A kind of cooling device of power battery box and power battery box |
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| Publication Number | Publication Date |
|---|---|
| CN208208825U true CN208208825U (en) | 2018-12-07 |
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| CN201820653086.1U Active CN208208825U (en) | 2018-05-02 | 2018-05-02 | A kind of cooling device of power battery box and power battery box |
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| CN (1) | CN208208825U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108682760A (en) * | 2018-05-02 | 2018-10-19 | 珠海格力电器股份有限公司 | The cooling means and device of a kind of power battery box and power battery box |
-
2018
- 2018-05-02 CN CN201820653086.1U patent/CN208208825U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108682760A (en) * | 2018-05-02 | 2018-10-19 | 珠海格力电器股份有限公司 | The cooling means and device of a kind of power battery box and power battery box |
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