CN206412444U - A kind of battery bag body structure of built-in liquid cooling system - Google Patents
A kind of battery bag body structure of built-in liquid cooling system Download PDFInfo
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- CN206412444U CN206412444U CN201720101669.9U CN201720101669U CN206412444U CN 206412444 U CN206412444 U CN 206412444U CN 201720101669 U CN201720101669 U CN 201720101669U CN 206412444 U CN206412444 U CN 206412444U
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- coolant flow
- flow region
- cooling system
- liquid cooling
- casing
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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 provides a kind of battery bag body structure of built-in liquid cooling system, casing including upper opening, being horizontally disposed with the casing has cold drawing, below the cold drawing liquid cooling system is provided between the bottom of casing, described liquid cooling system includes cross fixing muscle and the side wall of casing offers inlet and liquid outlet, described cross fixing muscle is divided into orthogonal diversion division and supporting part, the inside of described diversion division is made up of the drain pipe road and input duct set from top to bottom, described input duct is connected with inlet, described drain pipe road is connected with liquid outlet.Liquid cooling system and battery bag casing are carried out integrated design by the battery bag body structure of built-in liquid cooling system described in the utility model, convenient for assembly, save the process that traditional liquid cooling system is assembled with casing.
Description
Technical field
The utility model belongs to new-energy automobile industry battery system technical field, more particularly, to a kind of cold system of built-in liquid
The battery bag body structure of system.
Background technology
With the fast development of new-energy automobile market, technical need for change is also increasingly stronger, with battery energy
The lifting of amount, caloric value during work also becomes big, and conventional air-cooled and natural cooling has been unsatisfactory for cooling requirements, easily causes electricity
Blast equivalent risk occurs for the thermal runaway in pond；And because there is liquid high specific heat capacity can take away substantial amounts of heat, pass through the cold side of liquid
Case can meet the cooling requirements of battery modules.
The cooling devices such as cold drawing are mainly bolted and are fixed on bottom half by current battery bag liquid cooling structure,
This structure is high for technique and matching requirements, and efficiency is low during batch production, and structural strength is not also firm.
The content of the invention
In view of this, the utility model is directed to a kind of battery bag body structure of built-in liquid cooling system, the built-in liquid
The cast aluminium body structure of cold runner, liquid cooling system is built in traditional battery bag bottom half, and this design can save dress
Facilitate structure design with time, raising structural strength, reduction bolt link, the advantages of cost-effective.
To reach above-mentioned purpose, what the technical solution of the utility model was realized in：
A kind of battery bag body structure of built-in liquid cooling system, includes level in the casing of upper opening, the casing and sets
It is equipped with below cold drawing, the cold drawing and liquid cooling system is provided between the bottom of casing, described liquid cooling system is solid including cross
The side wall for determining muscle and casing offers inlet and liquid outlet, and described cross fixing muscle is divided into orthogonal diversion division and branch
Support part, the inside of described diversion division is made up of the drain pipe road and input duct set from top to bottom, described input duct
Connected with inlet, described drain pipe road is connected with liquid outlet；
Liquid cooling system is divided into the first coolant flow region, the second coolant flow area by described cross fixing muscle
Domain, the 3rd coolant flow region and the 4th coolant flow region, the 3rd coolant flow region and the 4th coolant
Flow region is close to the wall box for opening up inlet and liquid outlet；
Be provided with described input duct connection the first coolant flow region and the second coolant flow region and
Connect in the zone inlet in the 3rd coolant flow region and the 4th coolant flow region, the drain pipe road and be provided with connection
First coolant flow region and the second coolant flow region and connect the 3rd coolant flow region and the 4th coolant
The regional export of flow region.
Further, the first coolant flow region, the second coolant flow region, the 3rd coolant flow region
Some cylinders are distributed with the 4th coolant flow region.
Further, the first coolant flow region, the second coolant flow region, the 3rd coolant flow region
Packet is provided with the 4th coolant flow region.
Further, it is provided with internal thread in the inlet and liquid outlet.
Further, the material of the casing, cylinder, packet and cold drawing is aluminium.
Further, the casing, cylinder and packet are integrally formed.
Relative to prior art, the battery bag body structure of built-in liquid cooling system described in the utility model has following excellent
Gesture：
(1) liquid cooling system and battery bag casing are subjected to integrated design, it is convenient for assembly, save traditional liquid cooling system with
The process of casing assembling；
(2) integrated design structure is reliable, reduces build-up tolerance accumulation；
(3) spaces compact, saves the connecting line in traditional liquid cooling system, saves cost, reduces leakage risk；
(4) design flexibility is strong, the position of zone inlet and regional export can be adjusted, whole system is adjusted flexibly
The on-link mode (OLM) of system；
(5) packet in liquid cooling system, which can adjust flow and play a part of uniform flux, cylinder, can make fluid
Flow-disturbing phenomenon is produced, accelerating liquid flow velocity strengthens heat convection, cold drawing is played a supporting role while also strengthening intensity.
Brief description of the drawings
Constitute a part of accompanying drawing of the present utility model to be used for providing further understanding to of the present utility model, this practicality is new
The schematic description and description of type is used to explain the utility model, does not constitute to improper restriction of the present utility model.
In accompanying drawing：
Fig. 1 is the schematic diagram of the battery bag body structure of the built-in liquid cooling system described in the utility model embodiment；
Fig. 2 is the battery bag body structure B-B of the built-in liquid cooling system described in the utility model embodiment sectional view；
Fig. 3 is the battery bag body structure A-A sectional views of the built-in liquid cooling system described in the utility model embodiment.
Description of reference numerals：
1- inlets；2- liquid outlets；3- cross fixing muscles；4- cold drawings；5- cylinders；6- packets；7- zone inlets；8-
Regional export；The first coolant flows of 9- region；The second coolant flows of 10- region；The coolant flow regions of 11- the 3rd；12-
4th coolant flow region；13- input ducts；14- drain pipes road.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the utility model can
To be mutually combined.
In description of the present utility model, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicate
Or imply that the device or element of meaning must have specific orientation, with specific azimuth configuration and operation, therefore be not understood that
For to limitation of the present utility model.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating
Or imply relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, " first ", " second " etc. are defined
Feature can express or implicitly include one or more this feature.In description of the present utility model, unless separately
It is described, " multiple " are meant that two or more.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the utility model.
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The module mentioned in embodiment is minimum power unit in battery system, and connection in series-parallel is into battery system；Casing is to put
Put battery modules and the metal structure of other system parts；Liquid cooling system is radiated by coolant to battery modules
System.
A kind of battery bag body structure of built-in liquid cooling system, as shown in figure 1, in the casing including upper opening, casing
Horizontally disposed to have cold drawing 4, battery modules are placed on cold drawing 4, and cold drawing 4 plays structural support and heat exchange, using aluminium material.It is cold
Liquid cooling system is provided between the lower section of plate 4 and the bottom of casing, liquid cooling system includes cross fixing muscle 3 and the side wall of casing is opened up
There are inlet 1 and liquid outlet 2.
3 points of cross fixing muscle is orthogonal diversion division and supporting part, and the inside of diversion division by setting from top to bottom
Drain pipe road and 14 and input duct 13 constitute, as shown in Figures 2 and 3, input duct 13 and inlet connect 1 and led to, drain pipe road
14 connect with liquid outlet 2；
Cross fixing muscle 3 by liquid cooling system be divided into the first coolant flow region 9, the second coolant flow region 10,
3rd coolant flow region 11 and the 4th coolant flow region 12, the 3rd coolant flow region 10 and the 4th coolant stream
Dynamic region 11 is close to the wall box for opening up inlet 1 and liquid outlet 2；The first coolant stream of connection is provided with input duct 13
Dynamic region 9 and the second coolant flow region 10 and connect the 3rd coolant flow region 11 and the 4th coolant flow region
The first coolant flow region 9 of connection and the second coolant flow region 10 are provided with 12 zone inlet 7, drain pipe road 14
And the regional export 8 in the 3rd coolant flow region 11 of connection and the 4th coolant flow region 12.
Cross fixing muscle 3 plays a part of support with separating each cold drawing region, while being internally integrated drain pipe road and 14 Hes
Input duct 13, according to different demand open region imports 7 connected with regional export 8 drain pipe road and 14 and input duct 13 and
The system that each coolant flow region composition is connected in parallel or series.
First coolant flow region 9, the second coolant flow region 10, the 3rd coolant flow region 11 and the 4th are cold
But some cylinders 5 are distributed with liquid flow region 12.Coolant is set to produce flow-disturbing phenomenon raising office using the structure of cylinder 5
Portion's flow velocity improves exchange capability of heat；The structure also has good structural strength simultaneously, can reliably support the battery mould of top
Group.
First coolant flow region 9, the second coolant flow region 10, the 3rd coolant flow region 11 and the 4th are cold
But liquid flow region 12 is provided with packet 6.Packet 6 act as shunting action, coolant distribution can be made more equal
It is even, and can be played a supporting role with reinforced bottom structure.
Inlet 1 and liquid outlet 2 are provided with female thread structure with extraneous pipeline junction, and material uses steel pipe.
Casing, cylinder 5, the material of packet 6 and cold drawing 4 are aluminium.Casing, cylinder 5 and the three in one of packet 6
Shaping.
Casing and cylinder 5, packet 6 are generated using casting technique, using Laser Welding or soldering processes to cold drawing 4 and circle
Cylinder 5, packet 6 carry out sealing assembling.
The battery bag body structure of the built-in liquid cooling system is compact, removes traditional liquid cooling system and casing assembly process from；One
Cause property is strong；Remove pipeline in traditional liquid cooling system to connect, reduce leakage risk, improve security reliability；Flexible design, Ke Yigen
Change each interregional connected mode of coolant flow according to different demands.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (6)
1. a kind of battery bag body structure of built-in liquid cooling system, it is characterised in that：Casing including upper opening, the casing
Interior be horizontally disposed with has cold drawing, and liquid cooling system, described liquid cooling system bag are provided between the bottom of casing below the cold drawing
The side wall for including cross fixing muscle and casing offers inlet and liquid outlet, and described cross fixing muscle is divided into orthogonal lead
Stream portion and supporting part, the inside of described diversion division are made up of the drain pipe road and input duct set from top to bottom, described
Input duct is connected with inlet, and described drain pipe road is connected with liquid outlet；
Liquid cooling system is divided into the first coolant flow region, the second coolant flow region, by described cross fixing muscle
Three coolant flow regions and the 4th coolant flow region, the 3rd coolant flow region and the 4th coolant flow area
Domain is close to the wall box for opening up inlet and liquid outlet；
Connection the first coolant flow region and the second coolant flow region is provided with described input duct and is connected
Connection first is provided with the zone inlet in the 3rd coolant flow region and the 4th coolant flow region, the drain pipe road
Coolant flow region and the second coolant flow region and connect the 3rd coolant flow region and the 4th coolant flow
The regional export in region.
2. the battery bag body structure of built-in liquid cooling system according to claim 1, it is characterised in that：First cooling
It is distributed in liquid flow region, the second coolant flow region, the 3rd coolant flow region and the 4th coolant flow region
There are some cylinders.
3. the battery bag body structure of built-in liquid cooling system according to claim 2, it is characterised in that：First cooling
It is respectively provided with liquid flow region, the second coolant flow region, the 3rd coolant flow region and the 4th coolant flow region
There is packet.
4. the battery bag body structure of built-in liquid cooling system according to claim 1, it is characterised in that：The inlet and
Internal thread is provided with liquid outlet.
5. the battery bag body structure of built-in liquid cooling system according to claim 3, it is characterised in that：The casing, circle
The material of cylinder, packet and cold drawing is aluminium.
6. the battery bag body structure of built-in liquid cooling system according to claim 3, it is characterised in that：The casing, circle
Cylinder and packet are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720101669.9U CN206412444U (en) | 2017-01-25 | 2017-01-25 | A kind of battery bag body structure of built-in liquid cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720101669.9U CN206412444U (en) | 2017-01-25 | 2017-01-25 | A kind of battery bag body structure of built-in liquid cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206412444U true CN206412444U (en) | 2017-08-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720101669.9U Active CN206412444U (en) | 2017-01-25 | 2017-01-25 | A kind of battery bag body structure of built-in liquid cooling system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066006A (en) * | 2018-07-25 | 2018-12-21 | 杭州捷能科技有限公司 | A kind of battery system liquid cooling system and its assembly method |
| CN111312945A (en) * | 2018-12-11 | 2020-06-19 | 三星Sdi株式会社 | Battery module housing system, method for producing same and method for assembling same |
| WO2020125805A1 (en) * | 2018-12-21 | 2020-06-25 | Webasto SE | Cooling device for power battery system, power battery system and vehicle |
| CN114204160A (en) * | 2021-11-24 | 2022-03-18 | 华能国际工程技术有限公司 | Liquid cooling battery box |
| CN114678621A (en) * | 2020-12-24 | 2022-06-28 | 比亚迪股份有限公司 | Liquid cooling board, battery package and vehicle |
| US11881575B2 (en) | 2018-12-11 | 2024-01-23 | Samsung Sdi Co., Ltd. | Battery module housing system with integrated cooling means |
-
2017
- 2017-01-25 CN CN201720101669.9U patent/CN206412444U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066006A (en) * | 2018-07-25 | 2018-12-21 | 杭州捷能科技有限公司 | A kind of battery system liquid cooling system and its assembly method |
| CN111312945A (en) * | 2018-12-11 | 2020-06-19 | 三星Sdi株式会社 | Battery module housing system, method for producing same and method for assembling same |
| US11881575B2 (en) | 2018-12-11 | 2024-01-23 | Samsung Sdi Co., Ltd. | Battery module housing system with integrated cooling means |
| WO2020125805A1 (en) * | 2018-12-21 | 2020-06-25 | Webasto SE | Cooling device for power battery system, power battery system and vehicle |
| CN114678621A (en) * | 2020-12-24 | 2022-06-28 | 比亚迪股份有限公司 | Liquid cooling board, battery package and vehicle |
| CN114204160A (en) * | 2021-11-24 | 2022-03-18 | 华能国际工程技术有限公司 | Liquid cooling battery box |
| CN114204160B (en) * | 2021-11-24 | 2023-02-10 | 华能国际工程技术有限公司 | Liquid cooling battery box |
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