CN208045561U - Battery case, power battery assembly and vehicle - Google Patents
Battery case, power battery assembly and vehicle Download PDFInfo
- Publication number
- CN208045561U CN208045561U CN201721502897.3U CN201721502897U CN208045561U CN 208045561 U CN208045561 U CN 208045561U CN 201721502897 U CN201721502897 U CN 201721502897U CN 208045561 U CN208045561 U CN 208045561U
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- China
- Prior art keywords
- liquid cooling
- battery case
- bottom wall
- battery
- cooling runner
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- 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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- 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
This disclosure relates to a kind of Battery case, power battery assembly and vehicle, the Battery case has the bottom wall (10) for carrying the battery modules (1), is formed with for the liquid cooling runner (11) for coolant flow close to the position of upper surface in the bottom wall (10).Pass through above-mentioned technical proposal, by liquid cooling runner Integrated design in the bottom wall of Battery case, battery modules are placed in the top of bottom wall, the heat generated in the battery modules course of work can pass to the coolant liquid in liquid cooling runner in time, it fast implements and cools to battery modules, the inner space that Battery case can also be saved simultaneously, reduces the installation of parts, simple in structure and easy for installation.
Description
Technical field
This disclosure relates to new energy hardware technology field, and in particular, to a kind of Battery case, power battery assembly and vehicle
?.
Background technology
The battery of electric vehicle mostly uses greatly liquid cooling technology, generally in the laid inside liquid cooling plate of Battery case, by battery
Module is placed in the top of liquid cooling plate, and realization cools to battery modules.Meanwhile to prevent shadow of the external environment to liquid cooling plate
It rings, one layer of heat preservation cotton is also laid between liquid cooling plate and the bottom wall of Battery case, further, between battery modules and liquid cooling plate also
It is laid with one layer of heat conductive pad, the heat of battery modules can in time be passed to liquid cooling plate and realize cooling.The liquid of above-mentioned power battery
In cold scheme, liquid cooling plate has certain thickness, the bottom of Battery case also to have certain thickness, it will occupies in larger Z-direction
Space, while also needing to consider battery modules and liquid cooling plate shape matching problem.
Utility model content
First purpose of the disclosure is to provide a kind of Battery case, which can realize to the cold of battery modules
But cool down, it is simple in structure and occupy little space.
Second purpose of the disclosure is to provide a kind of power battery assembly, which is provided using the disclosure
Battery case.
The third purpose of the disclosure is to provide a kind of vehicle, which includes the power battery assembly that the disclosure provides.
To achieve the goals above, the disclosure provides a kind of Battery case, and the Battery case has described for carrying
The bottom wall of battery modules, the position in the bottom wall close to upper surface are formed with for the liquid cooling runner for coolant flow.
Optionally, the liquid cooling runner is a plurality of and interval setting, and the side-walls of the Battery case, which are additionally provided with, to be used for
It is connected to the main line of a plurality of liquid cooling runner.
Optionally, the position in the bottom wall close to upper surface is provided with multiple spaced liquid cooling plates, the liquid cooling
It is formed for the liquid cooling runner for coolant flow in plate, a plurality of liquid cooling runner is connected by the main line.
Optionally, the bottom wall on be additionally provided with mounting hole for fixing the battery modules.
Optionally, bottom wall layering setting, the liquid cooling runner are set to the upper layer of the bottom wall, under the bottom wall
Layer is formed as cavity.
Optionally, compartment of terrain is provided with multiple connecting bridges extended up and down in the cavity.
Optionally, enhancement layer is provided between the upper and lower of the bottom wall, the enhancement layer includes multiple reinforcing ribs,
The reinforcing rib is connected between the top plate of the cavity and the bottom of the liquid cooling runner.
According to the second aspect of the disclosure, a kind of power battery assembly is also provided, including battery modules and for accommodating
The Battery case of the battery modules, the Battery case are above-mentioned Battery case.
Optionally, it is provided with heat conductive pad between the battery modules and the bottom wall.
According in terms of the third of the disclosure, a kind of vehicle is also provided, which includes above-mentioned power battery assembly.
Through the above technical solutions, by liquid cooling runner Integrated design in the bottom wall of Battery case, battery modules are placed in bottom wall
Top, the heat generated in the battery modules course of work can pass to the coolant liquid in liquid cooling runner, fast implement in time
It cools to battery modules, while the inner space of Battery case can also be saved, reduce the installation of parts, structure letter
It is single and easy for installation.
Other feature and advantage of the disclosure will be described in detail in subsequent specific embodiment part.
Description of the drawings
Attached drawing is for providing further understanding of the disclosure, and a part for constitution instruction, with following tool
Body embodiment is used to explain the disclosure together, but does not constitute the limitation to the disclosure.In the accompanying drawings：
Fig. 1 is the structural schematic diagram for the Battery case that the disclosure provides；
Fig. 2 is the cross-section diagram of bottom wall in the Battery case that the disclosure provides；
Fig. 3 is the structural schematic diagram of main line in the Battery case that the disclosure provides.
Reference sign
1 Battery case, 11 liquid cooling runner
12 liquid cooling plate, 4 reinforcing rib
2 main line, 21 inlet pipeline
22 outlet pipeline, 211 first water inlet pipe road
212 second water inlet pipe road, 3 fastener
10 bottom wall, 20 cavity
30 enhancement layer, 40 connecting bridge
50 mounting holes
Specific implementation mode
The specific implementation mode of the disclosure is described in detail below in conjunction with attached drawing.It should be understood that this place is retouched
The specific implementation mode stated is only used for describing and explaining the disclosure, is not limited to the disclosure.
In the disclosure, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower, bottom, top " typically refers to
The disclosure provide Battery case normal mounting the case where it is undefined, specifically refer to page shown in Fig. 2, " it is interior,
Refer to the inner and outer of corresponding component profile outside ".In addition, the term " first " " second " etc. used in the disclosure is to distinguish one
A element and another element do not have succession and importance.
As depicted in figs. 1 and 2, the disclosure provides a kind of Battery case, and battery modules 1 are fixed in the Battery case, electricity
Pond babinet has the bottom wall 10 for carrying battery modules 1, is formed with for for cooling close to the position of upper surface in bottom wall 10
The dynamic liquid cooling runner 11 of liquid stream, wherein the Battery case may be used aluminium alloy extruded technique and be integrally formed, and die cost is low,
Production cost is reduced under the premise of ensureing Battery case support strength.Through the above technical solutions, liquid cooling runner 11 is integrated
It is designed at the bottom wall 10 of Battery case, battery modules 1 are placed in the top of bottom wall 10, the heat generated in 1 course of work of battery modules
Amount can pass to the coolant liquid in liquid cooling runner 11 in time, fast implement cooling to battery modules 1, while can also
The inner space for saving Battery case, reduces the installation of parts, simple in structure and easy for installation.
Liquid cooling runner 11 can be a plurality of and interval setting, specifically can be according to the heat generated in 1 course of work of battery modules
Amount is designed, and the coolant liquid in liquid cooling runner 11 can be that closing is immobilising, and the cooling down function to battery modules 1 is
It is limited, saturation can be reached within a certain period of time, be additionally provided in the disclosure, in Battery case for being connected to a plurality of liquid cooling stream
The main line 2 in road 11, in this way, a plurality of liquid cooling runner 11 is interconnected, coolant liquid can be flowed in a plurality of liquid cooling runner 11,
Coolant liquid in liquid cooling runner 11 in flow process can fast speed belt walk the heats of battery modules 1, realize to battery modules 1
Effective temperature-reducing, the end that can be disposed at liquid cooling runner 11 of main line 2 can be located at the side-walls of Battery case, not interfere with
The dismounting and maintenance of battery modules 1.
The type of flow of coolant liquid can be a variety of in liquid cooling runner 11.As an illustrative embodiments of the disclosure,
As shown in figure 3, being provided with multiple spaced liquid cooling plates 12 close to the position of upper surface in bottom wall 10, formed in liquid cooling plate 12
For the liquid cooling runner 11 for coolant flow, a plurality of liquid cooling runner 11 is by being set to the main lines 2 of Battery case side-walls
It is connected.Specifically, in embodiment of the present disclosure, multiple spaced partition boards are additionally provided in each liquid cooling plate 12,
The a plurality of channel for for coolant flow is formed between adjacent separator, main line 2 includes being connected respectively with liquid cooling runner 11
Inlet pipeline 21 and outlet pipeline 22, coolant liquid liquid cooling runner 11 is entered by inlet pipeline 21, pass through successively and inlet pipeline
21 channels being connected and the channel being connected with outlet pipeline 22, and be discharged by outlet pipeline 22.More specifically, in the disclosure
Embodiment in, inlet pipeline 21 include be connected with liquid cooling runner 11 the first water inlet pipe road 211 and second water inlet branch
Pipeline 212 is arranged at intervals with two partition boards in liquid cooling runner 11 and forms three channels for coolant flow, the first water inlet branch
Pipeline 211 and the second water inlet pipe road 212 are respectively connected to the channel of 11 both sides of liquid cooling runner, and outlet pipeline 22, which is connected to, to be located at
Intermediate channel, in this way, coolant liquid is in water inlet pipe 21 by entering, by the first water inlet pipe 211 and the second water inlet pipe 212 into
Enter in the channel of both sides, converge to intermediate channel and be discharged by outlet pipeline 22, in such manner, it is possible to accelerate cold in liquid cooling runner 11
But the flowing velocity of liquid further speeds up cooling to battery modules 1.Further, inlet pipeline 21 and outlet pipeline
22 can be set to the same end of liquid cooling runner 11, and inlet pipeline 21 can be higher by outlet pipeline 22, ensure that main line 2 occupies
Minimum space, while ensureing coolant liquid smooth flow in liquid cooling runner 11, it in other embodiments, can be according to liquid cooling stream
The width in road 11 suitably increases or decreases the quantity of liquid cooling plate 12, and changes inlet pipeline 21 and the arrangement of outlet pipeline 22 accordingly
Position realizes the cooling to battery modules 1 by the flow velocity accelerated in runner.
In the disclosure, the upper surface of bottom wall 10 is formed with for the fastener 3 for connecting battery modules 10, such as bolt
The mounting hole 50 passed through, mounting hole 50 can be formed in the position between adjacent liquid cooling runner 11, both not interfere with liquid cooling runner
The flowing of coolant liquid in 11, while also facilitating the installation of battery modules 1.
Further, in the disclosure, to avoid influence of the ambient temperature to liquid cooling runner 11, bottom wall 10 that from can dividing
Layer setting, liquid cooling runner 11 are set to the upper layer of bottom wall 10, and the lower layer of bottom wall 10 is formed as cavity 20, and cavity 20 can ensure liquid
Cold runner 11 is isolated with external environment, reduces the influence of ambient temperature.
As the bottom wall 10 of carrying battery modules 1, it need to ensure the support strength for having certain, as shown in Fig. 2, bottom wall 10
Enhancement layer 30 is provided between the upper and lower, enhancement layer 30 includes multiple reinforcing ribs 4, and reinforcing rib 4 is connected to the top of cavity 20
Between plate and the bottom of liquid cooling runner 11, the bottom of liquid cooling runner, multiple reinforcing ribs 4 are surrounded multiple jointly with the top plate of cavity 20
Triangular cavity, it is more reliable and more stable to increase the support strength of bottom wall 10.It is to be further ensured that the support of bottom wall 10 is strong simultaneously
It spends, compartment of terrain is provided with multiple connecting bridges 40 extended up and down in cavity 20, supporting role is further functioned as, in present embodiment
In, it, in the disclosure, need to be to connecting bridge 40 to avoid the heat in external environment from being transferred to liquid cooling runner 11 by connecting bridge 40
Quantity be defined, i.e., under the premise of ensureing support strength, the minimum number of connecting bridge 40.
According to the second aspect of the disclosure, a kind of power battery assembly is also provided, which includes battery
Module and Battery case for accommodating battery modules, the Battery case are Battery case described above, Battery case
Shapes and sizes can carry out relevant design according to the quantity of battery modules, and no limitations are hereby intended.
In the disclosure, battery modules 1 can be directly mounted to by above-mentioned fastener 3 on the bottom wall 10 of Battery case,
One layer of heat conductive pad, such as silicon rubber can also be laid between battery modules 1 and bottom wall 10, heat conductive pad can produce battery modules 1
Raw heat is quickly transmitted to bottom wall 10 and is guided heat by the coolant liquid in liquid cooling runner 11, realizes to battery modules 1
Fast cooling.
According in terms of the third of the disclosure, a kind of vehicle is also provided, which includes above-mentioned power battery assembly.It should
Vehicle has all advantageous effects of above-mentioned Battery case and power battery assembly, does not do and excessively repeats herein.
The preferred embodiment of the disclosure is described in detail above in association with attached drawing, still, the disclosure is not limited to above-mentioned reality
The detail in mode is applied, in the range of the technology design of the disclosure, a variety of letters can be carried out to the technical solution of the disclosure
Monotropic type, these simple variants belong to the protection domain of the disclosure.
It is further to note that specific technical features described in the above specific embodiments, in not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the disclosure to it is various can
The combination of energy no longer separately illustrates.
In addition, arbitrary combination can also be carried out between a variety of different embodiments of the disclosure, as long as it is without prejudice to originally
Disclosed thought equally should be considered as disclosure disclosure of that.
Claims (9)
1. a kind of Battery case, which is characterized in that the Battery case has the bottom wall (10) for carrying battery modules (1),
Position in the bottom wall (10) close to upper surface is formed with for the liquid cooling runner (11) for coolant flow, the bottom wall
(10) layering setting, the liquid cooling runner (11) are set to the upper layer of the bottom wall (10), and the lower layer of the bottom wall (10) is formed
For cavity (20).
2. Battery case according to claim 1, which is characterized in that the liquid cooling runner (11) is a plurality of and interval is set
It sets, the side-walls of the Battery case are additionally provided with the main line (2) for being connected to a plurality of liquid cooling runner (11).
3. Battery case according to claim 2, which is characterized in that the position in the bottom wall (10) close to upper surface is set
Multiple spaced liquid cooling plates (12) are equipped with, are formed for the liquid cooling runner for coolant flow in the liquid cooling plate (12)
(11), a plurality of liquid cooling runner (11) is connected by the main line (2).
4. Battery case according to claim 1, which is characterized in that be additionally provided on the bottom wall (10) for fixing
State the mounting hole (50) of battery modules (1).
5. Battery case according to claim 1, which is characterized in that compartment of terrain is provided on multiple in the cavity (20)
The connecting bridge (40) of lower extension.
6. Battery case according to claim 5, which is characterized in that be arranged between the upper and lower of the bottom wall (10)
It includes multiple reinforcing ribs (4) to have enhancement layer (30), the enhancement layer (30), and the reinforcing rib (4) is connected to the cavity (20)
Top plate and the bottom of the liquid cooling runner (11) between.
7. a kind of power battery assembly, including battery modules and the Battery case for accommodating the battery modules, feature exist
In the Battery case is the Battery case according to any one of claim 1-6.
8. power battery assembly according to claim 7, which is characterized in that the battery modules (1) and the bottom wall
(10) heat conductive pad is provided between.
9. a kind of vehicle, which is characterized in that including power battery assembly according to claim 7 or 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721502897.3U CN208045561U (en) | 2017-11-10 | 2017-11-10 | Battery case, power battery assembly and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721502897.3U CN208045561U (en) | 2017-11-10 | 2017-11-10 | Battery case, power battery assembly and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208045561U true CN208045561U (en) | 2018-11-02 |
Family
ID=63957928
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721502897.3U Expired - Fee Related CN208045561U (en) | 2017-11-10 | 2017-11-10 | Battery case, power battery assembly and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208045561U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111092178A (en) * | 2019-12-25 | 2020-05-01 | 北京海纳川汽车部件股份有限公司 | Battery box of vehicle and vehicle |
| EP3654405A1 (en) * | 2018-11-15 | 2020-05-20 | Contemporary Amperex Technology Co., Limited | Casing for battery pack and battery pack |
| CN111211262A (en) * | 2018-11-21 | 2020-05-29 | 郑州深澜动力科技有限公司 | Battery box and box body thereof |
| CN113490357A (en) * | 2021-05-18 | 2021-10-08 | 北京国科环宇科技股份有限公司 | Liquid cooling structure and case shell |
| CN113782860A (en) * | 2021-11-17 | 2021-12-10 | 江铃汽车股份有限公司 | Liquid cooling plate with anti-sticking agent sprayed on surface, spraying method and battery pack |
| CN113794009A (en) * | 2021-08-24 | 2021-12-14 | 中国第一汽车股份有限公司 | Liquid cooling device and electric vehicle |
| CN113991208A (en) * | 2021-09-30 | 2022-01-28 | 西安交通大学 | Liquid cooling power battery box |
| CN115441094A (en) * | 2022-11-08 | 2022-12-06 | 中国第一汽车股份有限公司 | Liquid cooling plate, battery assembly, electric vehicle and design method |
-
2017
- 2017-11-10 CN CN201721502897.3U patent/CN208045561U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11495861B2 (en) | 2018-11-15 | 2022-11-08 | Contemporary Amperex Technology Co., Limited | Casing for battery pack and battery pack |
| EP3654405A1 (en) * | 2018-11-15 | 2020-05-20 | Contemporary Amperex Technology Co., Limited | Casing for battery pack and battery pack |
| US11101519B2 (en) | 2018-11-15 | 2021-08-24 | Contemporary Amperex Technology Co., Limited | Casing for battery pack and battery pack |
| US11949079B2 (en) | 2018-11-15 | 2024-04-02 | Contemporary Amperex Technology Co., Limited | Casing for battery pack and battery pack |
| CN111211262A (en) * | 2018-11-21 | 2020-05-29 | 郑州深澜动力科技有限公司 | Battery box and box body thereof |
| CN111092178A (en) * | 2019-12-25 | 2020-05-01 | 北京海纳川汽车部件股份有限公司 | Battery box of vehicle and vehicle |
| CN113490357A (en) * | 2021-05-18 | 2021-10-08 | 北京国科环宇科技股份有限公司 | Liquid cooling structure and case shell |
| CN113490357B (en) * | 2021-05-18 | 2023-02-24 | 北京国科环宇科技股份有限公司 | Liquid cooling structure and case shell |
| CN113794009A (en) * | 2021-08-24 | 2021-12-14 | 中国第一汽车股份有限公司 | Liquid cooling device and electric vehicle |
| CN113991208A (en) * | 2021-09-30 | 2022-01-28 | 西安交通大学 | Liquid cooling power battery box |
| CN113782860B (en) * | 2021-11-17 | 2023-11-07 | 江铃汽车股份有限公司 | Liquid cooling plate with anti-sticking agent sprayed on surface, spraying method and battery pack |
| CN113782860A (en) * | 2021-11-17 | 2021-12-10 | 江铃汽车股份有限公司 | Liquid cooling plate with anti-sticking agent sprayed on surface, spraying method and battery pack |
| CN115441094A (en) * | 2022-11-08 | 2022-12-06 | 中国第一汽车股份有限公司 | Liquid cooling plate, battery assembly, electric vehicle and design 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 |
Granted publication date: 20181102 Termination date: 20211110 |
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| CF01 | Termination of patent right due to non-payment of annual fee |