CN207368040U - A kind of battery modules - Google Patents
A kind of battery modules Download PDFInfo
- Publication number
- CN207368040U CN207368040U CN201721134953.2U CN201721134953U CN207368040U CN 207368040 U CN207368040 U CN 207368040U CN 201721134953 U CN201721134953 U CN 201721134953U CN 207368040 U CN207368040 U CN 207368040U
- Authority
- CN
- China
- Prior art keywords
- battery
- chassis
- fixed frame
- battery modules
- cover board
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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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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- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
A kind of battery modules, including multiple single batteries, the containing case for housing multiple single batteries, battery bracket and pedestal.The containing case includes fixed frame and the host body being arranged in the fixed frame.Multiple accepting holes are offered on the host body.The battery bracket is arranged on the containing case, and the battery bracket is fixedly connected with the fixed frame；The battery bracket offers multiple containers close to the side of the containing case, and each container is engaged for housing a corresponding single battery with a corresponding accepting hole；The pedestal is arranged at the bottom of the containing case, and the pedestal includes chassis and covers the cover board on the chassis；The chassis is fixedly connected to form a flowing lumen with the cover board, and the flowing lumen is used for the circulation of coolant.The battery modules, ensure the temperature consistency of multiple single batteries, prevent that battery modules temperature is excessive.
Description
【Technical field】
It the utility model is related to power battery technology field, more particularly to a kind of battery modules.
【Background technology】
Although the more other species batteries of the comprehensive performance of lithium ion battery have some superiority, its performance is for temperature
Sensitiveness it is higher, its charge/discharge capacity, service life cycle, security etc. are directly influenced by temperature.Work as lithium ion battery
When operating ambient temperature is higher, the chemism of battery material can increase, therefore the discharge capacity of battery can have and necessarily carry
Rise, but the aging speed for also resulting in battery material at the same time is accelerated, and battery polarization is serious, and service life cycle is decayed rapidly, such as
When fruit temperature is excessive, or even battery dieseling is there is also, endanger vehicle and the safety of passengers inside the car.When battery pack works,
Temperature unevenness between different monomers battery, performance produces difference between making different single batteries, so as to further lead
Cause the premature failure of battery modules.
Therefore, the control of battery maximum temperature is made in the range of battery optimum working temperature by reasonable effective radiating mode
And the temperature of each single battery of internal battery pack keeps the two big technical goals that certain uniformity is battery thermal management system.
In consideration of it, it is really necessary to provide a kind of new battery modules to overcome drawbacks described above.
【Utility model content】
The purpose of this utility model is to provide a kind of battery modules, and phase-change material is combined with the fluid type of cooling, leads to
Rational structure arrangement is crossed, ensures the temperature consistency of multiple single batteries, prevents that battery modules temperature is excessive, have higher
Energy density.
To achieve these goals, the utility model provides a kind of battery modules, including multiple single batteries, for housing
Containing case, battery bracket and the pedestal of multiple single batteries；The containing case includes fixed frame and is arranged in the fixed frame
Host body, multiple accepting holes are offered on the host body, each accepting hole is used to house a corresponding single battery；It is described
Battery bracket is arranged on the containing case, and the battery bracket is fixedly connected with the fixed frame；The battery bracket is close
The side of the containing case offers multiple containers, and each container is engaged for collecting pair with a corresponding accepting hole
Answer a single battery；The pedestal is arranged at the bottom of the containing case, and the pedestal includes chassis and covers on the chassis
On cover board；The chassis is fixedly connected to form a flowing lumen with the cover board, and the flowing lumen is used for the circulation of coolant.
Preferably, the battery modules further include felt pad, and the felt pad is arranged at the containing case and the pedestal
Between；The felt pad is arranged at side of the cover board away from the chassis.
Preferably, multiple perforation through the host body are further opened with the host body, each perforation is used to set
A corresponding heat conduction contact；Multiple through holes through the felt pad are offered on the felt pad, each heat conduction contact passes through
One through hole of correspondence on the felt pad is connected with the cover board.
Preferably, the pedestal further includes multiple radiating fins, and multiple radiating fin parallel intervals are arranged in the chassis
And between the cover board；Each radiating fin and the chassis, the cover board vertical connection.
Preferably, the heat conduction contact is in hollow cylindrical；The material of the heat conduction contact is aluminium alloy, the chassis,
The material of the cover board and the radiating fin is all aluminium alloy；The material of the host body is heat conduction phase-change material.
Preferably, the single battery is cylindrical battery；Each accepting hole is in hollow cylindrical, the accepting hole it is straight
Footpath is consistent with the diameter of the single battery；Each container is in hollow cylindrical, the diameter of each container and the list
The diameter of body battery is consistent；The height of the sum of the height of the accepting hole and the height of the container with the single battery
It is consistent.
Preferably, each single battery includes cathode and anode；The container includes side wall and roof；On the roof
The first connecting hole through the roof is offered, first connecting hole is used for the cathode for being electrically connected the single battery；Institute
The second connecting hole being further opened with roof through the roof is stated, second connecting hole is used to be electrically connected the single battery
Anode.
Preferably, the fixed frame is in the hollow rectangular-shape of open at both ends, and the fixed frame is close to the battery bracket
One end be respectively provided with a fixed part along two long side directions of the fixed frame；Multiple first spiral shells are offered on the fixed part
Hole；The battery bracket is in rectangular-shape, and the battery bracket is equipped with multiple fixed ears along the long side direction of the battery bracket,
Offer second screw hole in each fixed ear, the second screw hole in each fixed ear is engaged with first screw hole, use
In the battery bracket is fixedly connected with the fixed frame.
Preferably, multiple heat emission holes arranged in parallel are offered on the fixed frame.
Preferably, one end of the flowing lumen is equipped with inlet, and the flowing lumen is additionally provided with diagonally to be set with the inlet
The liquid outlet put.
Battery modules provided by the utility model, phase-change material are combined with the fluid type of cooling, by reasonably tying
Structure is arranged, is ensured the temperature consistency of multiple single batteries, is prevented that battery modules temperature is excessive, has higher energy density.
【Brief description of the drawings】
Fig. 1 is the stereogram of battery modules provided by the utility model.
Fig. 2 is the exploded view of the battery modules shown in Fig. 1.
Fig. 3 is the stereogram of the single battery in the battery modules shown in Fig. 1.
Fig. 4 is the partial enlarged view of region A shown in Fig. 2.
Fig. 5 is the bottom view of the containing case in the battery modules shown in Fig. 1.
Fig. 6 is the stereogram of the battery bracket in the battery modules shown in Fig. 1.
Fig. 7 is the partial sectional view of the battery modules shown in Fig. 1.
Fig. 8 is the top view on the chassis in the battery modules shown in Fig. 1.
【Embodiment】
In order to make the purpose of this utility model, technical solution and advantageous effects become apparent from understanding, below in conjunction with attached
Figure and embodiment, are further elaborated the utility model.It should be appreciated that described in this specification
Embodiment is not intended to limit the utility model just for the sake of explaining the utility model.
Please refer to Fig.1 and Fig. 2, the utility model provides a kind of battery modules 100, including multiple single batteries 10, is used for
House the containing case 20, battery bracket 30 and pedestal 40 of multiple single batteries 10.
Referring to Fig. 3, the quantity of the single battery 10 have it is multiple.In the present embodiment, the single battery 10 is
Cylindrical battery, in other embodiments, the single battery 10 can be rectangular cell or soft-package battery.Each monomer electricity
Pond 10 includes cathode 101 and anode 102, and in the present embodiment, the cathode 101 is the block of battery, and the anode 102 is
The shell of battery.
Also referring to Fig. 2 and Fig. 4, the containing case 20 is used to house multiple single batteries 10.The containing case 20 with
The battery bracket 30 is fixedly connected.Specifically, the containing case 20 is in rectangular-shape, and the containing case 20 includes fixed frame 21
And it is arranged at the host body 22 in the fixed frame 21.The fixed frame 21 is in the hollow rectangular-shape of open at both ends.In this reality
Apply in mode, the material of the fixed frame 21 is aluminium alloy.Multiple heat emission holes arranged in parallel are offered on the fixed frame 21
211, the heat emission hole 211 is elongated.The fixed frame 21 is close to one end of the battery bracket 30 along the fixed frame 21
Two long side directions be respectively provided with a fixed part 23.Specifically, each fixed part 23 in strip and with the fixed frame 21
Long side edge vertical connection.Multiple first screw holes 231 are offered on the fixed part 23.
Fig. 2 and Fig. 5 is referred to, the host body 22 is in rectangular-shape and is contained in the fixed frame 21.The collecting
The material of body 22 is heat conduction phase-change material.Offered on the host body 22 through more than 22 a accepting hole 221 of host body, often
A accepting hole 221 is used to house a corresponding single battery 10.Specifically, multiple accepting holes 221 are arranged in arrays, each to house
Hole 221 is in hollow cylindrical, and the diameter of the accepting hole 221 is consistent with the diameter of the single battery 10.The accepting hole
221 height is less than the height of the single battery 10.
In the present embodiment, multiple perforation 222 through the host body 22 are further opened with the host body 22, it is more
A perforation 222 is arranged in arrays, and each perforation 222 is in hollow cylindrical, and the diameter of the perforation 222 is less than the accepting hole
221 diameter.Specifically, each perforation 222 is used to set a corresponding heat conduction contact 24.The heat conduction contact 24 is in hollow circle
Column, the outside diameter of the heat conduction contact 24 are consistent with the diameter of the perforation 222.The height of the heat conduction contact 24 with it is described
The height of perforation 222 is consistent.The material of the heat conduction contact 24 is aluminium alloy.
Referring to Fig. 6, the battery bracket 30 is arranged on the containing case 20, the battery bracket 30 and the fixation
Frame 21 is fixedly connected.The material of the battery bracket 30 is insulation duroplasts.The battery bracket 30 is in rectangular-shape, the electricity
The length of pond stent 30 is consistent with the length of the containing case 20, the width of the battery bracket 30 and the containing case 20
Width is consistent.The battery bracket 30 offers multiple containers 31, each container close to the side of the containing case 20
31 are engaged with a corresponding accepting hole 221 for housing a corresponding single battery 10.Each container 31 is in hollow circle
Column, the diameter of each container 31 is consistent with the diameter of the single battery 10, the height of the accepting hole 221 with it is described
The sum of height of container 31 is consistent with the height of the single battery 10.
The container 31 includes side wall 311 and roof 312.Offered on the roof 312 through the roof 312
Circular first connecting hole 313, first connecting hole 313 are used for the cathode 101 for being electrically connected the single battery 10, the top
The second connecting hole 314 of the arc through the roof 312 is further opened with wall 312, second connecting hole 314 is used to be electrically connected
Connect the anode 102 of the single battery 10.The long side direction of the battery bracket 30 along the battery bracket 30 is equipped with multiple solid
Determine ear 32, offer second screw hole 321 in each fixed ear 32, the second screw hole 321 in each fixed ear 32 with it is described
First screw hole 231 on fixed part 23 on fixed frame 21 is engaged, for by the battery bracket 20 and the fixation
Frame 21 is fixedly connected.
Also referring to Fig. 2, Fig. 7 and Fig. 8, the pedestal 40 is arranged at the bottom of the containing case 20.The pedestal 40
Including chassis 41, the cover board 42 and multiple radiating fins 43 covered on the chassis 41.The chassis 41 is solid with the cover board 42
Fixed connection forms a flowing lumen 44, and the flowing lumen 44 is used for the circulation of coolant.One end of the flowing lumen 44 be equipped with into
Liquid mouth 441, the flowing lumen 44 are additionally provided with the liquid outlet 442 diagonally set with the inlet 441.In the present embodiment,
The material on the chassis 41, the cover board 42 and the radiating fin 43 is all aluminium alloy, the chassis 41 and the cover board 42
It is welded and fixed.Multiple 43 parallel intervals of radiating fin are arranged between the chassis 41 and the cover board 42.Specifically, it is each to dissipate
Hot fin 43 and the chassis 41,42 vertical connection of the cover board.In the present embodiment, the length of the radiating fin 43 with
The width of the containing case 20 is consistent.The radiating fin 43 is welded and fixed with the chassis 41 and the cover board 42.It is multiple
The flowing lumen 44 is separated into grid-like by radiating fin 43, ensures that fluid flows uniformly through each radiating fin 43.
The battery modules 100 further include felt pad 50, and the felt pad 50 is arranged at the containing case 20 and the base
Between seat 40, for the single battery 10 and the cover board 42 insulation to be separated.Specifically, the felt pad 50 is arranged at institute
State side of the cover board 42 away from the chassis 41.Multiple through holes through the felt pad 50 are offered on the felt pad 50
51, each through hole 51 is used for through a corresponding heat conduction contact 24.The diameter of the through hole 51 is straight with the heat conduction contact 24
Footpath is consistent.It is to be appreciated that the quantity of the through hole 51 is consistent with the quantity of the heat conduction contact 24.In present embodiment
In, the felt pad 50 is thermal conductive silicon rubber cushion.
During assembling, multiple radiating fins 43 are vertically connected on one side of the chassis 41 close to the cover board 42 first
On, parallel interval is set between multiple radiating fins 43.Then the cover board 42 and the chassis 41 are welded and fixed so as to shape
Into a flowing lumen 44, at this time, multiple radiating fins 43 are clipped between the chassis 41 and the cover board 42.The flowing lumen 44
Air inlet 441 diagonally set with the gas outlet 442.Then the felt pad 50 is arranged at the cover board 42 away from described
The side on chassis 41.The containing case 20 equipped with multiple heat conduction contacts 24 is arranged on the felt pad 50, at this time, each
Heat conduction contact 24 is connected through one through hole 51 of correspondence on the felt pad 50 with the cover board 42.The fixed frame 21 is remote
One end of the battery bracket 30 is welded and fixed with the cover board 42 and is integrated.
Then, a corresponding single battery 10 is set one by one in multiple accepting holes 221 of the containing case 20.At this time, often
The heat of a single battery 10 can be transferred to the host body 22, make the heat balance in whole battery modules 100, be not in
The excessive situation of local temperature.
Finally, the battery bracket 30 is set on the containing case 20, and at this time, the positive terminal of each single battery 10 is received
It is dissolved in one container 31 of correspondence of the battery bracket 30.Bolt is passed through in the fixed ear 32 on the battery bracket 30
Second screw hole 321 and the first screw hole 231 on the fixed part 23 on the fixed frame 21, by the battery bracket 20 with it is described solid
Determine 21 phase of frame to be fixedly connected.At this time, it is electrically connected, is led to the cathode 101 of the single battery 10 by first connecting hole 313
The anode 102 that second connecting hole 314 is crossed with the single battery 10 is electrically connected.
In use, under the 100 high power charging-discharging operating mode of battery modules, the single battery 10 produces substantial amounts of heat
Amount, heat are conducted to the host body 22 being in contact with the single battery 10 first, and the material of the host body 22 is
Heat conduction phase-change material.When temperature reaches phase transition temperature, latent heat of phase change makes to absorb substantial amounts of heat in the case of temperature is not elevated.
The heat conduction contact 24 absorbs the heat on the host body 22 at the same time, and transfers heat on the cover board 42, and heat is again
It is dispersed on the radiating fin 43, when fluid flows through the radiating fin 43 and takes away heat, whole process will not produce
Heat accumulation, and phase transition process can be repeatedly, reversible progress.
A kind of battery modules provided by the utility model, phase-change material are combined with the fluid type of cooling, by reasonable
Structure arrangement, ensure the temperature consistency of multiple single batteries, prevent that battery modules temperature is excessive, have the higher energy close
Degree.
The utility model is not restricted to described in specification and embodiment, therefore for the personnel of familiar field
For additional advantage and modification is easily achieved, therefore in the universal limited without departing substantially from claim and equivalency range
Spirit and scope in the case of, the utility model is not limited to specific details, representational equipment and shown here as with retouching
The examples shown stated.
Claims (10)
- A kind of 1. battery modules, it is characterised in that：Containing case including multiple single batteries, for housing multiple single batteries, Battery bracket and pedestal；The containing case includes fixed frame and the host body that is arranged in the fixed frame, on the host body Multiple accepting holes are offered, each accepting hole is used to house a corresponding single battery；The battery bracket is arranged at the receipts On tank, the battery bracket is fixedly connected with the fixed frame；The battery bracket is opened up close to the side of the containing case There are multiple containers, each container is engaged with a corresponding accepting hole for housing a corresponding single battery；It is described Pedestal is arranged at the bottom of the containing case, and the pedestal includes chassis and covers the cover board on the chassis；The chassis with The cover board is fixedly connected to form a flowing lumen, and the flowing lumen is used for the circulation of coolant.
- 2. battery modules as claimed in claim 1, it is characterised in that：The battery modules further include felt pad, the insulation Pad is arranged between the containing case and the pedestal；The felt pad is arranged at side of the cover board away from the chassis.
- 3. battery modules as claimed in claim 2, it is characterised in that：It is further opened with running through the host body on the host body Multiple perforation, each perforation is used to set a corresponding heat conduction contact；Offered on the felt pad through the felt pad Multiple through holes, each heat conduction contact is connected through one through hole of correspondence on the felt pad with the cover board.
- 4. battery modules as claimed in claim 3, it is characterised in that：The pedestal further includes multiple radiating fins, multiple to dissipate Hot fin parallel interval is arranged between the chassis and the cover board；Each radiating fin hangs down with the chassis, the cover board It is direct-connected to connect.
- 5. battery modules as claimed in claim 4, it is characterised in that：The heat conduction contact is in hollow cylindrical；The heat conduction The material of contact is aluminium alloy, and the material on the chassis, the cover board and the radiating fin is all aluminium alloy；The host body Material be heat conduction phase-change material.
- 6. battery modules as claimed in claim 1, it is characterised in that：The single battery is cylindrical battery；It is each to house Hole is in hollow cylindrical, and the diameter of the accepting hole is consistent with the diameter of the single battery；Each container is in hollow circle Column, the diameter of each container are consistent with the diameter of the single battery；The height of the accepting hole and the container The sum of height it is consistent with the height of the single battery.
- 7. battery modules as claimed in claim 6, it is characterised in that：Each single battery includes cathode and anode；The receipts Tank includes side wall and roof；The first connecting hole through the roof is offered on the roof, first connecting hole is used In the cathode for being electrically connected the single battery；It is further opened with the second connecting hole through the roof on the roof, described the Two connecting holes are used for the anode for being electrically connected the single battery.
- 8. battery modules as claimed in claim 1, it is characterised in that：The fixed frame is in the hollow cuboid of open at both ends Shape, the fixed frame are respectively provided with a fixation close to one end of the battery bracket along two long side directions of the fixed frame Portion；Multiple first screw holes are offered on the fixed part；The battery bracket is in rectangular-shape, and the battery bracket is along the electricity The long side direction of pond stent is equipped with multiple fixed ears, offers second screw hole in each fixed ear, in each fixed ear Second screw hole is engaged with first screw hole, for the battery bracket to be fixedly connected with the fixed frame.
- 9. battery modules as claimed in claim 1, it is characterised in that：Multiple arranged in parallel dissipate is offered on the fixed frame Hot hole.
- 10. battery modules as claimed in claim 1, it is characterised in that：One end of the flowing lumen is equipped with inlet, the stream Cavity is additionally provided with the liquid outlet diagonally set with the inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721134953.2U CN207368040U (en) | 2017-09-05 | 2017-09-05 | A kind of battery modules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721134953.2U CN207368040U (en) | 2017-09-05 | 2017-09-05 | A kind of battery modules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207368040U true CN207368040U (en) | 2018-05-15 |
Family
ID=62351468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721134953.2U Expired - Fee Related CN207368040U (en) | 2017-09-05 | 2017-09-05 | A kind of battery modules |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207368040U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220209326A1 (en) * | 2020-12-25 | 2022-06-30 | Calb Co., Ltd. | Battery module and battery pack |
-
2017
- 2017-09-05 CN CN201721134953.2U patent/CN207368040U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220209326A1 (en) * | 2020-12-25 | 2022-06-30 | Calb Co., Ltd. | Battery module and battery pack |
| US11961986B2 (en) * | 2020-12-25 | 2024-04-16 | Calb Co., Ltd. | Battery module and battery pack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180515 Termination date: 20180905 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |