CN209071411U - A kind of liquid cooling Battery case - Google Patents
A kind of liquid cooling Battery case Download PDFInfo
- Publication number
- CN209071411U CN209071411U CN201821738743.9U CN201821738743U CN209071411U CN 209071411 U CN209071411 U CN 209071411U CN 201821738743 U CN201821738743 U CN 201821738743U CN 209071411 U CN209071411 U CN 209071411U
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- otic placode
- plate
- liquid cooling
- runner
- outer housing
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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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Abstract
The utility model relates to a kind of liquid cooling Battery cases, including outer housing, liquid cooling plate, liquid cooling plate is equipped with the runner mouth being connected to cooling liquid flowing channel, the edge of liquid cooling plate is equipped with the otic placode flipped up, bending runner is equipped in otic placode, otic placode includes interior, outer otic placode, the medial surface of outer otic placode is equipped with the channel for being used to cooperatively form bending runner with interior otic placode being recessed outward, convex ribs corresponding with channel indent evagination are convexly equipped on the lateral surface of outer otic placode, the side plate of outer housing is equipped with the mounting groove of notch inwardly for medial surface corresponding with otic placode, convex ribs are inlaid in mounting groove, runner mouth is arranged on the lateral surface of otic placode, it is connected by bending runner with cooling liquid flowing channel.By the way that runner mouth to be arranged on the lateral surface of otic placode, the height of runner mouth is increased, so that runner mouth is not interferenceed with the other structures at battery case bottom, and convex ribs are inlaid in mounting groove, mounting groove can be made to protect and reinforce bending runner.
Description
Technical field
The utility model belongs to Battery case field, and in particular to a kind of liquid cooling Battery case.
Background technique
It is higher and higher to the requirement of battery system energy density with new energy industry development trend, develop the list of large capacity
Body battery has become one of most effective means.However, consequent is battery thermal runaway bring safety problem, greatly
Capacity single battery is since its size becomes greatly, and battery core inside center heat can not be passed quickly, after causing in groups
Battery pack forms heat accumulation, is easy to cause on fire, explosion phenomenon, to solve this problem, existing Battery case would generally be
Liquid cooling plate is set on liquid cooling Battery case.
The Chinese invention patent that authorized announcement date is 2018.03.20, Authorization Notice No. is " CN104900939B " discloses
The lower face of a kind of " lithium ion battery packet ", including water-cooled plate, water-cooled plate is equipped with flow channel entry point and runner exit, and runner enters
Mouth, runner exit pass through the bottom of battery pack lower box, are connected with the inlet of water cooling box and liquid outlet.Flow channel entry point and stream
Road outlet is located in the plate face of water-cooled plate, and height is lower, and the other structures with battery case bottom are easy when runner mouth feed liquor or out liquid
Interference.
Utility model content
The purpose of this utility model is to provide a kind of liquid cooling Battery case, appearance when solving runner mouth feed liquor or out liquid
The technical issues of easily interferenceing with the other structures at battery case bottom.
In order to solve the above technical problems, the technical solution of the utility model are as follows:
A kind of liquid cooling Battery case, including outer housing, liquid cooling plate, outer housing include bottom plate, side plate, and liquid cooling plate is set to outer
The substrate of shell, cooling liquid flowing channel is equipped in liquid cooling plate, and liquid cooling plate is equipped with the runner mouth being connected to cooling liquid flowing channel, liquid
The edge of cold plate is equipped with the otic placode flipped up, bending runner is equipped in otic placode, otic placode includes interior otic placode, outer otic placode, outer otic placode
Medial surface be equipped be recessed outward for cooperatively forming the channel of bending runner with interior otic placode, the lateral surface of outer otic placode is convex
Equipped with convex ribs corresponding with the channel indent evagination, the side plate of outer housing is equipped with slot for medial surface corresponding with otic placode
The mounting groove of mouth inwardly, the convex ribs are inlaid in mounting groove, and the runner mouth is arranged on the lateral surface of otic placode, passes through bending
Runner is connected with cooling liquid flowing channel.
The utility model has the advantages that by the way that bending runner is arranged on otic placode, and runner mouth is set on otic placode, do not need additional pipe
Road or connectivity structure can increase the height of runner mouth, and runner mouth is made not interference with the other structures at battery case bottom, and
And bend runner and be arranged in inside liquid cooling plate without increasing the more pad for welded pipe line or connectivity structure, it reduces
Manufacturing process difficulty and be not susceptible to leak, and convex ribs are inlaid in mounting groove, can make mounting groove to bending runner into
Row protection and reinforcing.
Further, the otic placode is plate.Facilitate placing battery mould group.
Further, liquid cooling Battery case further includes the connector connecting with runner mouth, and the side plate of outer housing is equipped with for connecing
The perforation that head is pierced by from inside to outside.Connector can be connected after passing through perforation with runner mouth, facilitate installation, and the height of connector
Higher than battery case bottom, will not interfere with battery case bottom.
Further, the side plate of outer housing for medial surface corresponding with otic placode is equipped with step surface upward, described
Mounting groove is the strip groove being provided on the medial surface of the side plate below step surface, strip groove penetrate through upwards the step surface and
Step surface is equipped with upper end opening, and the upper end of otic placode is equipped with to turn edge outside, when outer housing is connect with liquid cooling plate, turns edge be overlapped on platform outside
On terrace and cover the upper end opening, otic placode is sealed on the notch of strip groove, otic placode with outside turn edge strip groove is completely close
Envelope.It can prevent when the connection of connector and runner mouth loosens, liquid is flowed out from strip groove, flow to battery modules.
Further, the bottom surface of the liquid cooling plate is equipped with fin corresponding with the cooling liquid flowing channel concave and downward convex, institute
The upper surface for stating the bottom plate of outer housing is equipped with the groove being embedded in for fin, and the strip groove is U-lag, and U-lag extends downwardly
It is connected to outer housing bottom plate and with the groove and offers lower ending opening in the connectivity part.It is corresponding with cooling liquid flowing channel convex
Rib is inlaid in the groove of bottom plate, and convex ribs corresponding with bending runner are inlaid in the mounting groove of side plate, and the two coordinated is right
Coolant liquid circulation path is protected and is reinforced.
Further, the liquid cooling plate includes upper plate and lower plate, and the cooling liquid flowing channel is to make between the upper and lower plates
With the molding channel of blowing-up technology.Facilitate processing, and is able to maintain the structural strength of upper and lower plates.
Detailed description of the invention
Fig. 1 is the Structure explosion diagram of the embodiment of the liquid cooling Battery case of the utility model；
Fig. 2 is the Structure explosion diagram of the liquid cooling plate in Fig. 1；
Fig. 3 is the side view of the liquid cooling Battery case in Fig. 1；
Fig. 4 is the schematic cross-section of liquid cooling plate in Fig. 1；
Fig. 5 is the schematic cross-section of the liquid cooling Battery case in Fig. 1；
Fig. 6 is the schematic cross-section of the outer housing in Fig. 1.
In figure: 1, liquid cooling plate；2, outer housing；3, otic placode；4, it turns edge outside；5, step surface；6, mounting groove；7, upper plate；8, under
Plate；9, cooling liquid flowing channel；10, water supply connector；11, water outlet connector；12, interior otic placode；13, outer otic placode；14, convex ribs；15, groove；
16, fin.
Specific embodiment
The utility model is described in more detail with reference to the accompanying drawing.
Specific embodiment of the utility model, as shown in Figures 1 to 6, the liquid cooling Battery case include liquid cooling plate 1 and shell
Body 2, outer housing 2 are the cabinet of upper end opening, including side plate, bottom plate, outer housing 2 are formed by aluminium sheet integrated punching, and liquid cooling plate 1 is set
It is placed in the top of the bottom plate of outer housing 2, is welded on the bottom plate of outer housing 2 by welding manners such as agitating friction weldering, solderings.
As shown in Figure 2, Figure 4 shows, cooling liquid flowing channel 9 is equipped in liquid cooling plate 1, cooling liquid flowing channel 9 is snakelike to be distributed in liquid cooling plate 1
In, extend along the longitudinal direction, liquid cooling plate 1 includes upper plate 7 and lower plate 8, and cooling liquid flowing channel 9 is used between upper plate 7 and lower plate 8
The molding channel of blowing-up technology.
As shown in Figure 1 to Figure 3, the edge of liquid cooling plate 1 is equipped with the flanging flipped up, in the present embodiment, described to turn over
Flanging is otic placode 3, and there are two otic placode 3 is set, arranged for interval is set on the front side edge edge of liquid cooling plate 1, the upper end of otic placode 3 in left-right direction
Have it is outer turn edge 4, the bending runner being connected with cooling liquid flowing channel 9 is equipped on otic placode 3, liquid cooling plate 1 is equipped with and cooling liquid stream
The runner mouth that road 9 is connected to, runner mouth include water inlet and water outlet, and the water inlet and water outlet are located at two otic placodes 3
On lateral surface, it is connected to by bending runner with cooling liquid flowing channel 9.Otic placode 3 includes interior otic placode 12, outer otic placode 13,7 front side edge of upper plate
Along interior otic placode 12 is equipped with, for 8 front side edge of lower plate along outer otic placode 13 is equipped with, interior otic placode 12, outer otic placode 13 are joined together to form otic placode
3, interior otic placode 12 is plate, outer otic placode 13 be offered on medial surface be recessed outward for interior otic placode 12 cooperatively forming bending
Channel, the lateral surface of runner are convexly equipped with the otic placode of convex ribs 14 corresponding with channel, and the channel of interior otic placode 12 and outer otic placode 13 cooperates
The bending runner of sealing is formed, outer otic placode 13, which is equipped with, turns edge 4 outside.
As shown in Figure 1, being equipped with the installation of notch inwardly with convex ribs position corresponding position on the medial surface of the front side board of outer housing 2
Slot 6, the convex ribs 14 are inlaid in mounting groove 6, and the medial surface of the front side board of outer housing 2 is additionally provided with step surface 5 upward, installation
Slot 6 is the strip groove being provided on the medial surface of the side plate of 5 lower section of step surface, and strip groove penetrates through step surface 5 and upwards in step
Face 5 is equipped with upper end opening, and when outer housing 2 is connect with liquid cooling plate 1, turning edge outside 4 is overlapped on step surface 5 and covers strip groove
Upper end opening, otic placode 3 are sealed on the notch of strip groove, and otic placode 34 strip groove is fully sealed with turning edge outside.
As shown in Figure 1, Figure 2, similar to the bending generation type of runner shown in Fig. 5, Fig. 6, upper plate 7 is plate, and lower plate 8 is upper
Surface offer it is recessed for upper plate 7 cooperatively form the channel of cooling liquid flowing channel 9, be convexly equipped on lower surface it is corresponding with the channel
Fin 16 plate, the channel of upper plate 7 and lower plate 8 forms the cooling liquid flowing channel 9 of sealing, cooling liquid flowing channel 9 and downwardly projecting
In the upper and lower surface of the lower plate 8 of liquid cooling plate 1, because concave and downward convex corresponds to, layout having the same extends fin 16, outer housing 2
The upper surface and fin corresponding position of bottom plate are provided with the groove 15 to lower recess, and fin is inlaid in groove 15.
In the present embodiment, the strip groove be U-lag, U-lag extend downward into the bottom plate of outer housing 2 and with it is described recessed
Slot 15 is connected to and offers lower ending opening in the connectivity part.
As shown in Figure 2 and Figure 3, it is additionally provided on liquid cooling plate 1 and is respectively connected with logical water supply connector 10 with water inlet, water outlet, goes out
Water swivel 11.The front side board of outer housing 2 is equipped with two perforation for passing through for water supply connector 10, water outlet connector 11, assembly
When, water supply connector 10, water outlet connector 11 pass through perforation, are tightly connected respectively with water inlet, water outlet, water supply connector 10, water outlet
It is also sealed connection between connector 11 and perforation.
It is coated with heat insulating coat on the upper surface of the bottom plate of outer housing 2, avoids external high temperature or low temperature effect liquid cooling plate 1
Interior coolant temperature.Certainly, in other embodiments, heat insulating coat can also be coated on the lower surface of bottom plate, or
Heat insulating coat is coated on the upper and lower surfaces of bottom plate.
The utility model by by water inlet, water outlet be arranged on otic placode, increase the height of water inlet, water outlet,
When connecting liquid in-out device with runner mouth, it will not interference with the other structures of battery modules and battery case bottom, and convex
Muscle is inlaid in strip groove, and strip groove can be made to protect and reinforce bending runner.
Further, when installation, connector passes through the perforation on the front side board of outer housing along the longitudinal direction, can with towards before
The water inlet of side is connected with water outlet, facilitates installation.
It should be noted that be intended merely to conveniently write herein, liquid cooling plate is just divided into upper plate and lower plate, by otic placode area
It is divided into interior otic placode, outer otic placode, is not necessarily referring to that upper plate and lower plate are necessary for separate structure or interior otic placode and outer otic placode is necessary for seperated knot
Structure, upper plate and lower plate can be separate structure, or integral structure, when upper plate is structure as a whole with lower plate, and upper finger
Be siding positioned at cooling liquid flowing channel top, lower plate refers to the siding positioned at cooling liquid flowing channel lower part；Similarly, interior otic placode,
Outer otic placode may be integral structure, and outer otic placode refers to being located at the siding on the outside of bending runner at this time, and interior otic placode refers to position
Siding on the inside of bending runner.
In the other embodiments of the utility model, outer housing can also be formed by side plate and bottom plate splicing connection.
In the other embodiments of the utility model, flanging may be the annular that the surrounding edge of liquid cooling plate is arranged in
Flanging；Two otic placodes can be separately positioned on the different side plates on outer housing；Can also only be arranged an otic placode, water inlet with go out
The mouth of a river is on otic placode；Can also only have water inlet or water outlet to be located on otic placode.
In the other embodiments of the utility model, cooling liquid flowing channel can also be arranged in liquid along annular or other shapes
On cold plate.
In the other embodiments of the utility model, it can also be not provided with flanging, directly in the end of cooling liquid flowing channel
Water inlet and water outlet are set.
Claims (6)
1. a kind of liquid cooling Battery case, including outer housing, liquid cooling plate, outer housing include bottom plate, side plate, liquid cooling plate is set to shell
The substrate of body, cooling liquid flowing channel is equipped in liquid cooling plate, and liquid cooling plate is equipped with runner mouth be connected to cooling liquid flowing channel, spy
Sign is: the edge of liquid cooling plate is equipped with the otic placode flipped up, bending runner is equipped in otic placode, otic placode includes interior otic placode, external ear
Plate, the medial surface of outer otic placode are equipped with the channel for being used to cooperatively form bending runner with interior otic placode being recessed outward, outer otic placode
Convex ribs corresponding with the channel indent evagination are convexly equipped on lateral surface, the side plate of outer housing is used for inside corresponding with otic placode
Face is equipped with the mounting groove of notch inwardly, and the convex ribs are inlaid in mounting groove, and the lateral surface of otic placode is arranged in the runner mouth
On, it is connected by bending runner with cooling liquid flowing channel.
2. liquid cooling Battery case according to claim 1, it is characterised in that: the interior otic placode is plate.
3. liquid cooling Battery case according to claim 1, it is characterised in that: liquid cooling Battery case further includes connecting with runner mouth
The connector connect, the side plate of outer housing are equipped with the perforation being pierced by from inside to outside for connector.
4. liquid cooling Battery case according to claim 1 or 2 or 3, it is characterised in that: the side plate of outer housing be used for and ear
The corresponding medial surface of plate is equipped with step surface upward, and the mounting groove is to be provided on the medial surface of the side plate below step surface
Strip groove, strip groove penetrates through the step surface upwards and is equipped with upper end opening on step surface, and the upper end of otic placode, which is equipped with, turns up
Edge when outer housing is connect with liquid cooling plate, turns edge be overlapped on step surface and cover the upper end opening outside, and otic placode is sealed on bar shaped
On the notch of slot, strip groove is fully sealed with outer turn edge for otic placode.
5. liquid cooling Battery case according to claim 4, it is characterised in that: the bottom surface of the liquid cooling plate be equipped with it is described
The corresponding fin of cooling liquid flowing channel concave and downward convex, the upper surface of the bottom plate of the outer housing are equipped with the groove being embedded in for fin,
The strip groove is U-lag, and U-lag extends downward into outer housing bottom plate and is connected to the groove and opens up in the connectivity part
There is lower ending opening.
6. liquid cooling Battery case according to claim 5, it is characterised in that: the liquid cooling plate includes upper plate and lower plate, institute
Stating cooling liquid flowing channel is to use the molding channel of blowing-up technology between the upper and lower plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821738743.9U CN209071411U (en) | 2018-10-25 | 2018-10-25 | A kind of liquid cooling Battery case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821738743.9U CN209071411U (en) | 2018-10-25 | 2018-10-25 | A kind of liquid cooling Battery case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209071411U true CN209071411U (en) | 2019-07-05 |
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ID=67096089
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821738743.9U Active CN209071411U (en) | 2018-10-25 | 2018-10-25 | A kind of liquid cooling Battery case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209071411U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3905366A4 (en) * | 2018-12-27 | 2022-03-02 | Contemporary Amperex Technology Co., Limited | Battery box |
-
2018
- 2018-10-25 CN CN201821738743.9U patent/CN209071411U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3905366A4 (en) * | 2018-12-27 | 2022-03-02 | Contemporary Amperex Technology Co., Limited | Battery box |
| EP4148874A1 (en) * | 2018-12-27 | 2023-03-15 | Contemporary Amperex Technology Co., Limited | Battery box |
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