CN209544439U - A kind of batteries of electric automobile packet - Google Patents
A kind of batteries of electric automobile packet Download PDFInfo
- Publication number
- CN209544439U CN209544439U CN201920213638.1U CN201920213638U CN209544439U CN 209544439 U CN209544439 U CN 209544439U CN 201920213638 U CN201920213638 U CN 201920213638U CN 209544439 U CN209544439 U CN 209544439U
- Authority
- CN
- China
- Prior art keywords
- deflector
- bottom plate
- batteries
- electric automobile
- plate
- 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.)
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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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- Battery Mounting, Suspending (AREA)
Abstract
The utility model provides a kind of batteries of electric automobile packet, including shell and cooling device；Wherein, shell includes side plate, the head and the tail of multiple side plates pass sequentially through connecting plate and connect the hollow structure to form both ends open, be additionally provided in hollow structure be connected in side plate and by hollow structure be divided into multiple housing regions to fagging, cooling device includes bottom plate, frame structure, deflector and cover board, it is installed with bottom plate respectively at the both ends open of hollow structure, the side away from hollow structure of bottom plate is installed with frame structure, frame structure and bottom plate, which enclose, to be set to form an accommodating chamber, the bottom surface of deflector is bonded and is fixed in bottom plate, deflector punch forming has spaced multiple straight tooth structures, between adjacent two straight tooth structure, the runner mutually to circulate is formed between straight tooth structure and bottom plate.Batteries of electric automobile pack arrangement in the utility model is simple, convenient for assembling, has the effect that preferably cools, while ensure that temperature relative equilibrium between different battery cells.
Description
Technical field
The utility model relates to battery technology field more particularly to a kind of batteries of electric automobile packets.
Background technique
Currently, being had the following problems in batteries of electric automobile packet use process: (1) can be generated under charging and discharging state certain
Heat can gather a large amount of heat inside battery pack after accumulated time, for a long time using the service life that will affect battery pack, very
To there is the problem of thermal runaway, there are biggish security risks；(2) cause in battery pack since inhomogeneous cooling is even in the prior art
Temperature between each battery cell is unbalanced, exacerbate each battery cell internal resistance and capacity it is inconsistent, for a long time also can shadow
Ring service life and the performance of battery pack.
Utility model content
In view of the foregoing, the utility model provides a kind of batteries of electric automobile packet, can take away the heat in battery pack
Amount has the effect that preferably cools.
To achieve the above object, the utility model discloses a kind of batteries of electric automobile packets, comprising:
Shell, including multiple side plates, the head and the tail of multiple side plates, which pass sequentially through connecting plate and are interconnected to form both ends, to be opened
The hollow structure of mouth, the side plate activity are connected in the connecting plate, and the activity that is additionally provided in the hollow structure is connected in described
Side plate and for the hollow structure to be divided into multiple pairs of faggings of multiple housing regions, is installed in each housing region
There is a battery cell；
Cooling device, including bottom plate, frame structure, deflector and cover board are distinguished at the both ends open of the hollow structure
It is installed with a bottom plate, the side away from the hollow structure of the bottom plate is installed with the frame structure, the frame
Structure and the bottom plate, which enclose, to be set to form an accommodating chamber, and the deflector is fixedly arranged in the accommodating chamber, the bottom surface of the deflector
It is bonded and is fixed in the bottom plate, the deflector punch forming there are spaced multiple straight tooth structures, and adjacent two is described straight
Between toothing, the runner mutually to circulate is formed between the straight tooth structure and the bottom plate, the runner includes being set to institute
The water inlet end on the left of deflector first end and the water outlet on the right side of the deflector second end are stated, along perpendicular to the runner
Direction described in the distance between deflector first end and frame structure be gradually reduced from left to right, along perpendicular to the runner
The distance between deflector second end described in direction and frame structure are gradually increased from left to right, and the cover board is installed on the appearance
Receive the top of chamber, the side surface close to the accommodating chamber of the cover board is bonded and is fixed in the deflector, the cover board
On be formed with the water outlet of the water inlet for being connected to the water inlet end and the connection water outlet.
The utility model has the beneficial effects that:
(1) heat that can be gathered inside battery pack is discharged using cooling device, reduces the temperature in battery pack, guaranteed each
Battery cell stabilization, reliably working.
(2) by the way that the distance between deflector first end and frame structure to be gradually reduced from left to right, by deflector
The distance between two ends and frame structure are gradually increased from left to right, and the water of runner everywhere can be made relatively uniform, thus
Guarantee the temperature relative equilibrium in battery pack between each battery cell, efficiently solve when prior art water cooling each battery cell it
Between the unbalanced technical problem of temperature.
A kind of batteries of electric automobile packet of the utility model further improvement lies in that, the side plate be equipped with first card sets
Portion, is formed with the first card slot set for the first clamping part card on the connecting plate, the side plate towards the hollow knot
The side of structure is formed with the second card slot, and the end to fagging is equipped with the second card that active card is set in second card slot and sets
Portion.By by side plate and connecting plate activity clamping, fagging and side plate activity will be clamped, convenient for the assembly and disassembly of shell, with
Facilitate the replacement of battery.
A kind of batteries of electric automobile packet of the utility model further improvement lies in that, the battery cell is fixedly arranged on described in one
On the bottom plate of cooling device.
A kind of batteries of electric automobile packet of the utility model further improvement lies in that, the battery cell and described to fagging
Between be equipped with buffer insulation pad.Buffer insulation pad is set, plays the role of damping of insulating, avoids or reduces external impact to battery
The damage of monomer.
A kind of batteries of electric automobile packet of the utility model further improvement lies in that, the outside of shell hoop is equipped with anchor ear
Structure, the hooping structure is including the first anchor ear unit and is matched with the first anchor ear unit and the banding together with the first anchor ear unit
Second anchor ear unit of shell.Realize fastening to shell, when shell being avoided to be shaken for a long time between side plate and connecting plate,
It is subjected to displacement between fagging and side plate.
A kind of further improvement of batteries of electric automobile packet of the utility model is that the bottom plate is described including being embedded at
Embedding part and sealing paste in opening merge the fixed part being removably connected on the side plate, and the fixed part is connected to institute
It states embedding part and is laid along the circumferential direction of the embedding part.
A kind of batteries of electric automobile packet of the utility model further improvement lies in that, the deflector parallelogram.
A kind of batteries of electric automobile packet of the utility model further improvement lies in that, the water inlet and the water outlet edge
The diagonal line of the cover board is laid.Increase the length of runner, improves the quality that cools.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of batteries of electric automobile packet of the utility model.
Fig. 2 is a kind of perspective view of the explosion of batteries of electric automobile packet of the utility model.
Fig. 3 is the perspective view of the explosion of cooling device in the utility model.
Fig. 4 is the use state diagram of deflector in the utility model.
Fig. 5 is the structural schematic diagram of deflector in the utility model.
Fig. 6 is the structural schematic diagram of shell in the utility model.
Specific embodiment
For the benefit of to the understanding of the utility model, it is illustrated with reference to the accompanying drawings and embodiments.
Refering to fig. 1 to Fig. 6 it is found that the utility model discloses a kind of batteries of electric automobile packet, including shell 1 and cooling dress
Set 2；Wherein, shell 1 includes multiple side plates 11, and the head and the tail of multiple side plates 11 pass sequentially through connecting plate 12 and are interconnected to form both ends
The hollow structure of opening, 11 activity of side plate are connected in connecting plate 12, and the activity that is additionally provided in hollow structure is connected in side plate 11 and uses
A battery cell 3 is installed in the multiple pairs of faggings 13 that hollow structure is divided into multiple housing regions, each housing region,
Cooling device 2 includes bottom plate 21, frame structure 22, deflector 23 and cover board 24, and difference is fixed at the both ends open of hollow structure
There is a bottom plate 21, the side away from hollow structure of bottom plate 21 is installed with frame structure 22, and frame structure 22 and bottom plate 21 are enclosed and set
An accommodating chamber is formed, deflector 23 is fixedly arranged in accommodating chamber, and the bottom surface of deflector 23 is bonded and is fixed in bottom plate 21, deflector 23
Punch forming has spaced multiple straight tooth structures, is formed between adjacent two straight tooth structure, between straight tooth structure and bottom plate 21
There is a runner mutually to circulate, runner includes water inlet end on the left of 23 first end of deflector and to be set to 23 second end of deflector right
The water outlet of side, along perpendicular to the distance between 23 first end of direction deflector of runner and frame structure 22 from left to right gradually
Reduce (specific direction is consistent with direction of the Fig. 2 into Fig. 4), along 23 second end of direction deflector and frame knot perpendicular to runner
The distance between structure 22 is gradually increased (as shown in Figure 4) from left to right, and cover board 24 is installed on the top of accommodating chamber, and (i.e. accommodating chamber is remote
Side from hollow structure), the side surface close to (or towards) accommodating chamber of cover board 24 be bonded and is fixed in deflector 23, lid
It is formed with the water inlet 241 of connection water inlet end on plate 24 and is connected to the water outlet 242 of water outlet.In the present embodiment, (1) passes through
Cooling device 2 carries out cooling (heat inside batteries of electric automobile packet is discharged), can be to avoid battery lists different in battery pack
The temperature of body 3 is unbalanced, so that the capacity of each battery and being consistent property of internal resistance, and then extend the service life of battery pack；
(2) by being clamped, will be clamped to fagging 13 and 11 activity of side plate by side plate 11 and 12 activity of connecting plate, convenient for the assembling of shell 1
And disassembly, to facilitate the replacement of battery；(3) setting is the purpose of fagging 13: on the one hand for hollow structure to be divided into
On the other hand the housing region of multiple placing battery monomers 3 enhances the overall structural strength of shell 1, improve 1 entirety of shell
Stability.Specifically, 23 parallelogram of (1) deflector；(2) diagonal line of water inlet 241 and water outlet 242 along cover board 24
It lays, the length of runner can be increased, and then preferably guarantee the water-cooled effect of cooling device 2；(3) by the two of shell 1
A cooling device 2 is respectively set in end, increases the heat exchange area of battery cell 3.
Further, side plate 11 is equipped with the first clamping part, and the set for the first clamping part card is formed on connecting plate 12
The side towards hollow structure of one card slot, side plate 11 is formed with the second card slot, is set to the end of fagging 13 equipped with active card
The second clamping part in second card slot.It is practical convenient for the assembly and disassembly of shell 1 by above-mentioned connection structure in the present embodiment
The replacement of battery cell 3 can be fast implemented in use.
Further, battery cell 3 is fixedly arranged on the bottom plate 21 of a cooling device 2.Specifically, battery cell 3 and bottom plate
Buffer layer is equipped between 21.In the present embodiment, buffer layer, by the way that buffer layer is arranged, plays buffering by being adhesive on bottom plate 21
Cushioning effect guarantees the safety that battery cell 3 uses, prolongs the service life；It is realized by upper and lower two cooling device 2 to multiple
The clamping and fixation of battery cell 3.
Further, battery cell 3 and between fagging 13 be equipped with buffer insulation pad.It is exhausted by being arranged in the present embodiment
Edge cushion can play the role of playing bumper and absorbing shock while insulation safety.
Further, the outside hoop of shell 1 is equipped with hooping structure, and hooping structure includes the first anchor ear unit and is matched with the
One anchor ear unit and together with the first anchor ear unit banding shell 1 the second anchor ear unit.In the present embodiment, the first anchor ear unit
Using snapping connection or bolt and nut is connect between the second anchor ear unit, specific structure is the prior art, in the present embodiment
It is not described further.The fastening to shell 1 can be realized by hooping structure, and 1 long-time of shell is avoided to be shaken back side panel 11 and connect
It is subjected to displacement between fishplate bar 12, between fagging 13 and side plate 11, ensure that the stability of shell 1 structure entirety.
Further, bottom plate 21 includes that the embedding part being embedded in opening and sealing paste merging are removably connected to side plate
Fixed part on 11, fixed part are connected to embedding part and lay along the circumferential direction of embedding part (as figure is not shown).In the present embodiment, lead to
It crosses fixed part and side plate palette, it is ensured that the whole leakproofness of shell 1 avoids dust from entering in shell.
A kind of beneficial effect of batteries of electric automobile packet of the utility model includes:
1. it is gradually reduced from left to right along the distance between direction deflector first end and the frame structure perpendicular to runner,
It is gradually increased along the distance between direction deflector second end and the frame structure perpendicular to runner, is set using above-mentioned from left to right
It sets, it is ensured that water (or coolant liquid) amount uniformly, so that each battery cell heat dissipation is uniform in shell, solves existing runner everywhere
The unbalanced technical problem of temperature in technology between each battery cell.
2. being convenient for shell using activity clamping, side plate and to activity clamping is also used between fagging between side plate and connecting plate
The dismounting of body can fast implement the replacement of battery cell.
The above is only the preferred embodiment of the present utility model, not does limit in any form to the utility model
System, although the utility model has been disclosed with preferred embodiment as above, is not intended to limit the utility model, any to be familiar with sheet
Technical professional, in the range of not departing from technical solutions of the utility model, when the technology contents using the disclosure above
It makes a little change or is modified to the equivalent embodiment of equivalent variations, but is all without departing from technical solutions of the utility model
Hold, any simple modification, equivalent change and modification made by the above technical examples according to the technical essence of the present invention, still
It is within the scope of the technical solutions of the present invention.
It should be noted that this specification structure depicted in this specification institute accompanying drawings, ratio, size etc., only to cooperate
The bright revealed content of book is not intended to limit the utility model implementable so that those skilled in the art understands and reads
Qualifications, therefore do not have technical essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size,
In the case where not influencing the effect of the utility model can be generated and the purpose that can reach, should all still fall in disclosed in the utility model
Capable of the covering of technology contents in the range of.
Claims (8)
1. a kind of batteries of electric automobile packet characterized by comprising
Shell, including multiple side plates, the head and the tail of multiple side plates pass sequentially through connecting plate and are interconnected to form both ends open
Hollow structure, the side plate activity are connected in the connecting plate, and the activity that is additionally provided in the hollow structure is connected in the side plate
And it is used to for the hollow structure being divided into multiple pairs of faggings of multiple housing regions, one is equipped in each housing region
Battery cell；
Cooling device, including bottom plate, frame structure, deflector and cover board, difference is fixed at the both ends open of the hollow structure
There is a bottom plate, the side away from the hollow structure of the bottom plate is installed with the frame structure, the frame structure
It is enclosed with the bottom plate and sets to form an accommodating chamber, the deflector is fixedly arranged in the accommodating chamber, the bottom surface fitting of the deflector
And it is fixed in the bottom plate, the deflector punch forming has spaced multiple straight tooth structures, the adjacent two straight-tooth knot
Between structure, the runner mutually to circulate is formed between the straight tooth structure and the bottom plate, the runner includes being set to described lead
Water inlet end on the left of flowing plate first end and the water outlet on the right side of the deflector second end, along the side perpendicular to the runner
It is gradually reduced from left to right to the distance between the deflector first end and frame structure, along the direction perpendicular to the runner
The distance between the deflector second end and frame structure are gradually increased from left to right, and the cover board is installed on the accommodating chamber
Top, the cover board is bonded and is fixed in the deflector, shape on the cover board close to a side surface of the accommodating chamber
At the water outlet for having the water inlet for being connected to the water inlet end and the connection water outlet.
2. a kind of batteries of electric automobile packet according to claim 1, it is characterised in that: the side plate is equipped with the first card and sets
Portion, is formed with the first card slot set for the first clamping part card on the connecting plate, the side plate towards the hollow knot
The side of structure is formed with the second card slot, and the end to fagging is equipped with the second card that active card is set in second card slot and sets
Portion.
3. a kind of batteries of electric automobile packet according to claim 1, it is characterised in that: the battery cell is fixedly arranged on an institute
It states on the bottom plate of cooling device.
4. a kind of batteries of electric automobile packet according to claim 1, it is characterised in that: the battery cell and described pair of support
Buffer insulation pad is equipped between plate.
5. a kind of batteries of electric automobile packet according to claim 1, it is characterised in that: the outside hoop of the shell, which is equipped with, to be embraced
Cuff structure, the hooping structure include the first anchor ear unit and are matched with the first anchor ear unit and bind round together with the first anchor ear unit
Second anchor ear unit of tight shell.
6. a kind of batteries of electric automobile packet according to claim 1, it is characterised in that: the bottom plate is described including being embedded at
Embedding part and sealing paste in opening merge the fixed part being removably connected on the side plate, and the fixed part is connected to institute
It states embedding part and is laid along the circumferential direction of the embedding part.
7. a kind of batteries of electric automobile packet according to claim 1, it is characterised in that: the deflector is in parallel four side
Shape.
8. a kind of batteries of electric automobile packet according to claim 1, it is characterised in that: the water inlet and the water outlet
Diagonal line along the cover board is laid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920213638.1U CN209544439U (en) | 2019-02-20 | 2019-02-20 | A kind of batteries of electric automobile packet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920213638.1U CN209544439U (en) | 2019-02-20 | 2019-02-20 | A kind of batteries of electric automobile packet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209544439U true CN209544439U (en) | 2019-10-25 |
Family
ID=68273607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920213638.1U Expired - Fee Related CN209544439U (en) | 2019-02-20 | 2019-02-20 | A kind of batteries of electric automobile packet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209544439U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111048716A (en) * | 2019-12-31 | 2020-04-21 | 安徽星玛新能源有限公司 | Battery pack with stable structure |
| CN111341962A (en) * | 2020-03-09 | 2020-06-26 | 江苏中兴派能电池有限公司 | Vehicle-mounted lithium iron phosphate battery pack |
| WO2021212795A1 (en) * | 2020-04-24 | 2021-10-28 | 比亚迪股份有限公司 | Battery pack and electric vehicle |
| WO2022062528A1 (en) * | 2020-09-27 | 2022-03-31 | 中国第一汽车股份有限公司 | Liquid-cooled battery system and liquid-cooled battery system control method |
-
2019
- 2019-02-20 CN CN201920213638.1U patent/CN209544439U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111048716A (en) * | 2019-12-31 | 2020-04-21 | 安徽星玛新能源有限公司 | Battery pack with stable structure |
| CN111341962A (en) * | 2020-03-09 | 2020-06-26 | 江苏中兴派能电池有限公司 | Vehicle-mounted lithium iron phosphate battery pack |
| WO2021212795A1 (en) * | 2020-04-24 | 2021-10-28 | 比亚迪股份有限公司 | Battery pack and electric vehicle |
| EP4142027A4 (en) * | 2020-04-24 | 2024-01-24 | BYD Company Limited | Battery pack and electric vehicle |
| EP4328071A3 (en) * | 2020-04-24 | 2024-05-01 | BYD Company Limited | Battery pack and electric vehicle |
| EP4328070A3 (en) * | 2020-04-24 | 2024-05-01 | BYD Company Limited | Battery pack and electric vehicle |
| EP4328072A3 (en) * | 2020-04-24 | 2024-05-01 | BYD Company Limited | Battery pack and electric vehicle |
| EP4328073A3 (en) * | 2020-04-24 | 2024-05-01 | BYD Company Limited | Battery pack and electric vehicle |
| WO2022062528A1 (en) * | 2020-09-27 | 2022-03-31 | 中国第一汽车股份有限公司 | Liquid-cooled battery system and liquid-cooled battery system control method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191025 Termination date: 20210220 |