CN106486625B - Battery pack - Google Patents
Battery pack Download PDFInfo
- Publication number
- CN106486625B CN106486625B CN201610996760.1A CN201610996760A CN106486625B CN 106486625 B CN106486625 B CN 106486625B CN 201610996760 A CN201610996760 A CN 201610996760A CN 106486625 B CN106486625 B CN 106486625B
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- CN
- China
- Prior art keywords
- cabinet
- slot
- battery pack
- anchor ear
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The application relates to the technical field of energy storage device production, in particular to a battery pack, which comprises a box body, a wire harness isolation plate and a plurality of battery cells, wherein the box body is provided with a first slot; each battery cell is inserted into the first slot respectively; the wire harness isolation plate is connected to the box body, the wire harness isolation plate is provided with a second slot with an opening facing the box body, the first slot corresponds to the second slot in a one-to-one mode, and one end, close to the wire harness isolation plate, of the battery cell extends into the second slot. The battery pack that this application provided sets up first slot through the box to and the pencil division board sets up the second slot, inserts first slot and second slot with electric core, forms the battery pack, directly carries out electric core-battery pack in groups, has saved the intermediate link of module, has reduced spare part, thereby improves the energy density of battery pack.
Description
Technical field
This application involves energy storage device production technical field more particularly to a kind of battery packs.
Background technique
Battery pack system is under larger, more demanding using the voltage operating condition of electrical demand, and list is only or a small amount of battery core is past
Toward being unable to satisfy requirement, need to carry out mechanical structure Group Design, more battery cores be grouped into a module, electricity with
After the parameters such as voltage all meet job requirement, come into operation.Traditional method are as follows: multiple battery cores are passed through into the battery cores such as module framework
Fixed structure is grouped into mould group, then multiple mould groups are grouped into battery pack by cabinet and module fixing arrangement, then puts into
It uses.
This battery core-mould group, mould group-battery pack three-tier architecture, since battery core-mould group needs module framework etc. in groups
Battery core fixed structure, mould group-battery pack need cabinet and module fixing arrangement in groups, therefore, in each grouping procedure all
It will increase components, reduce the energy density of battery pack.
Summary of the invention
This application provides a kind of battery packs, are able to solve the above problem.
This application provides a kind of battery pack, including cabinet, harness isolation board and multiple battery cores,
The cabinet includes opposite the first side plate and the second side plate, and first side plate connects oriented second side plate
The first demarcation plate extended；Second side plate is connected with the second demarcation plate extended to first side plate, described first
It is spaced between first demarcation plate and second demarcation plate on the extending direction of demarcation plate, first demarcation plate,
Second demarcation plate and the cabinet form multiple first slots；
Each battery core is inserted into first slot respectively；
The harness isolation board is connected to the cabinet, and the harness isolation board is equipped with opening towards the second of the cabinet
Slot, first slot and second slot correspond, and the battery core is stretched close to one end of the harness isolation board
Enter second slot.
Preferably, the cabinet includes preceding cabinet and rear box interconnected, and the preceding cabinet includes opposite first
Daughter board and the second daughter board；The rear box includes opposite third daughter board and the 4th daughter board；First daughter board and the third
Daughter board forms first side plate, and the preceding cabinet is connected with the rear box by the first flange, the second flange
It connects.
Preferably, the edge of the preceding cabinet is equipped with first flange；The edge of the rear box is equipped with second flange, described
First flange is connected with the second flange.
It preferably, further include high-tension connector, the preceding cabinet is equipped with mounting hole, and the high-tension connector is installed on described
Mounting hole.
Preferably, the harness isolation board is equipped with connecting plate, and the connecting plate is opposite with the mounting hole, and the high pressure connects
Device is connect to be electrically connected across the mounting hole with the connecting plate.
It preferably, further include the first anchor ear and the second anchor ear, first anchor ear is directed toward the rear cabinet along the preceding cabinet
The preceding cabinet is inserted into the direction of body；Second anchor ear along the rear box be directed toward the preceding cabinet direction insertion it is described after
Cabinet；And first anchor ear is connect with second anchor ear.
Preferably, the preceding cabinet is equipped with the first groove, and first groove is along the height side perpendicular to the preceding cabinet
To periphery be arranged, first anchor ear is inserted into first groove.
Preferably, the rear box is equipped with the second groove, and second groove is along the height side perpendicular to the rear box
To periphery be arranged, second anchor ear is inserted into second groove.
Preferably, second groove extends to the preceding cabinet, and is connected to first groove.
Preferably, position limiting structure is equipped between second anchor ear and the preceding cabinet.
Technical solution provided by the present application can achieve it is following the utility model has the advantages that
Battery pack provided herein is arranged the first slot by cabinet and the second slot is arranged in harness isolation board,
Battery core is inserted into the first slot and the second slot, forms battery pack, directly progress battery core-battery pack in groups, eliminates mould group
Intermediate link, reduce components, to improve the energy density of battery pack.
It should be understood that the above general description and the following detailed description are merely exemplary, this can not be limited
Application.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of specific embodiment of battery pack provided herein；
Fig. 2 is a kind of explosive view of specific embodiment of battery pack provided herein；
Fig. 3 is the explosive view of cabinet and rear box before a kind of specific embodiment of battery pack provided herein；
Fig. 4 is a kind of structure chart of specific embodiment harness isolation board of battery pack provided herein.
Appended drawing reference:
10- case lid；
20- cabinet；
Cabinet before 21-；
211- first flange；
The first groove of 212-；
213- limiting slot；
214- mounting hole；
22- rear box；
221- second flange；
The second groove of 222-；
The first anchor ear of 23-；
The second anchor ear of 24-；
241- reinforcing rib；
242- lightening hole；
243- limited step；
The first demarcation plate of 25-；
The first slot of 26-；
30- harness isolation board；
31- connecting plate；
The second slot of 32-；
40- battery core；
50- high-tension connector.
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the application
Example, and together with specification it is used to explain the principle of the application.
Specific embodiment
The application is described in further detail below by specific embodiment and in conjunction with attached drawing.
As shown in Figs 1-4, the embodiment of the present application provides a kind of battery pack, including cabinet 20, harness isolation board 30 and more
A battery core 40, cabinet 20 are usually rectangular parallelepiped structure, and only one direction opening, cabinet 20 includes opposite the first side plate and second
Side plate, the first side plate connect the first demarcation plate 25 that oriented second side plate extends；Second side plate, which is connected with to the first side plate, to be extended
The second demarcation plate, it is spaced between the first demarcation plate and the second demarcation plate on the extending direction of the first demarcation plate 25,
One demarcation plate 25, the second demarcation plate and cabinet 20 form multiple first slots 26.Battery core 40 includes two opposite principal planes, main
Plane refers to that the plane that the length sides of battery core 40 and height side are formed, each battery core 40 are inserted into the first slot 26, usual principal plane respectively
It is bonded with the first demarcation plate 25 and/or the second demarcation plate, each 40 through-thickness of battery core arrangement, i.e. the first demarcation plate 25 and second
Demarcation plate is opposite one by one, and spaced on the extending direction of the first demarcation plate 25, and each battery core 40 is along the first demarcation plate 25
Or second demarcation plate be inserted into first slot, in this way, two adjacent battery cores 40 by the first demarcation plate 25, second separation
Plate separates, and due to spaced between the first demarcation plate and the second demarcation plate, the surface of adjacent battery core 40 there are
Gap, to prevent the deformation of battery core 40 in battery pack use process from box deformation being caused even to crack.
Harness isolation board 30 is connected to cabinet 20, and general harness isolation board 30 is fixed on the open side of cabinet 20, battery core 40
It is installed in the accommodation space that cabinet 20 and harness isolation board 30 are formed, with convenient for assembly.In order to make the installation of battery core 40 more may be used
It leaning on, harness isolation board 30 is equipped with second slot 32 of the opening towards cabinet 20, and the first slot 26 and the second slot 32 correspond,
And battery core 40 protrudes into the second slot 32 close to one end of harness isolation board 30, generally, harness isolation board 30 is connected with third point
Partition, the second slot 32 are formed by third demarcation plate, i.e. the first demarcation plate 25, the second demarcation plate and third demarcation plate are total
Accommodation space is divided into multiple battery core accommodating chambers by face, three.
The first slot 26 is arranged by cabinet 20 for above-described embodiment and the second slot 32 is arranged in harness isolation board 30, will
Battery core 40 is inserted into the first slot 26, and is compressed by the second slot 32, so that 40 3 directions of battery core is realized limit, to form electricity
Chi Bao, directly progress battery core-battery pack in groups, eliminate the intermediate link of mould group, reduce components, to improve battery
The energy density of packet.
It is preferred that the thickness of the first demarcation plate 25, the second demarcation plate and third demarcation plate is equal, to increase the sky of battery pack
Between utilization rate.
In order to keep the installation of battery core 40 more reliable, the second slot 32 is clamping connection with battery core 40.
Specifically, cabinet 20 can be structure as a whole, or separate structure is manufactured for convenience and assembled, preferably
Cabinet 20 is separate structure, and as Figure 2-3, cabinet 20 includes preceding cabinet 21 interconnected and rear box 22, preceding cabinet 21
Including opposite the first daughter board and the second daughter board；Rear box 22 includes opposite third daughter board and the 4th daughter board；First daughter board with
Third daughter board forms the first side plate, and the second daughter board and the 4th daughter board form the second side plate.
Preceding cabinet 21 can be connect with rear box 22 by modes such as screw, clamping, welding.In order to before increasing cabinet 21 with
The reliability and convenience of the connection of rear box 22, especially when being connected by welding with screw, the edge of preceding cabinet 21 is set
There is first flange 211；The edge of rear box 22 is equipped with second flange 221, and preceding cabinet 21 passes through first flange 211 with rear box 22
It is connected with second flange 221.
Along the short transverse of battery core 40, first flange 211 and second flange 221 can be equipped with one group or multiple groups, be equipped with
When multiple groups, the reliability that preceding cabinet 21 is connect with rear box 22 can be increased.
Since battery pack needs to carry out high-voltage power transmission with extraneous, battery pack further includes high-tension connector 50, in order to
Facilitate the fixation of high-tension connector 50, preceding cabinet 21 is equipped with mounting hole 214, and high-tension connector 50 is installed on mounting hole 214, such as schemes
Shown in 1-3.
Harness isolation board 30 includes that ontology connects row with aluminium, and aluminium connection row is connected to ontology, and ontology is connected to cabinet 20, the
Two slots 32 are set to ontology.Connecting plate 31 is additionally provided on ontology, connecting plate 31 and mounting hole 214 are opposite, and high-tension connector 50 is worn
It crosses mounting hole 214 to be electrically connected with connecting plate 31, to realize being electrically connected for high-tension connector 50 and the circuit on harness isolation board 30.
In order to increase the reliability that connecting plate 31 is electrically connected with high-tension connector 50, connecting plate 31 is equipped with logical with high-tension connector 50
Hole, connecting plate 31 is with high-tension connector 50 by connecting across the screw of two through-holes.
In order to mitigate the weight of battery pack, increase the energy density of battery pack, the material of cabinet 20 is preferably plastic cement.When
So, the material of cabinet 20 may be metal.
In order to guarantee the reliability of cabinet 20, especially when it is plastic cement that cabinet 20, which is separate structure, especially material, battery
Packet further includes the first anchor ear 23 and the second anchor ear 24, and the first anchor ear 23 is inserted into preceding case along the direction that preceding cabinet 21 is directed toward rear box 22
Body 21；Second anchor ear 24 is inserted into rear box 22 along the direction that rear box 23 is directed toward preceding cabinet 21；And first anchor ear 23 and second armful
24 connection of hoop, i.e. the first anchor ear 23 and the second anchor ear 24 hold preceding cabinet 21 and rear box 22 tightly along the circumferential of cabinet 20, circumferentially refer to
Perpendicular to the periphery of the short transverse of battery core 40.
A kind of embodiment, preceding cabinet 21 are equipped with the first groove 212, and the first groove 212 is along the height side perpendicular to battery core 40
To periphery be arranged, the first anchor ear 23 is inserted into the first groove 212, to prevent the opposite sliding with cabinet 20 of the first anchor ear 23.?
When equipped with multiple first flanges 211, the first groove 212 is usually provided in along the two sides of the short transverse of battery core 40.
Another embodiment, rear box 22 are equipped with the second groove 222, and the second groove 222 is along the height side perpendicular to battery core 40
To periphery be arranged, the second anchor ear 222 is inserted into the second groove 222, to prevent the opposite sliding with cabinet 20 of the second anchor ear 24.?
When equipped with multiple second flanges 221, the second groove 222 is usually provided in along the two sides of the short transverse of battery core 40.
Battery pack can also use above two embodiment simultaneously.
Further, in order to increase the reliability that preceding cabinet 21 is connect with rear box 22, the second groove 222 extends to preceding case
Body 21, and be connected to the first groove 212.
At this point, position limiting structure is equipped between the second anchor ear 24 and preceding cabinet 21, to be better protected from preceding cabinet 21 and first
The reliability that anchor ear 23, the second anchor ear 24 connect.Position limiting structure can be for set on the limiting slot 213 of preceding cabinet 21, and is set to the
The limited step 243 of two anchor ears 24, limited step 243 are stopped at limiting slot 213, and limiting slot 213 can be equal with limited step 243
Big end for wedge structure as shown in Figure 2, wedge structure is located at close to the side of rear box 22.Or position limiting structure includes setting
In the through-hole of the second anchor ear and preceding cabinet 21, and the pin of insertion through-hole.
Similarly, another way, the first groove 212 extends to rear box 22, and is connected to the second groove 222.At this point, the
Position limiting structure also is provided between one anchor ear 23 and rear box 22, position limiting structure is referring in particular to above-mentioned position limiting structure.
First anchor ear 23 can be connect with the connection type of the second anchor ear 24 for welding, clamping or screw, can also be led to
Setting flange is crossed, as Figure 2-3, improves the reliability and convenience of the two connection.
In order to further increase the energy density of battery pack, the first anchor ear 23 and the second anchor ear 24 are equipped with lightening hole 241,
Lightening hole 242 can be equipped with into the first anchor ear 23 or the second anchor ear 24.
In order to improve the intensity of the first anchor ear 23 and the second anchor ear 24, especially when being equipped with lightening hole 242, the first anchor ear 23
It is equipped with reinforcing rib 241 with the second anchor ear 24, reinforcing rib can also be equipped with only the first anchor ear 23 or the second anchor ear 24.
In addition, battery pack further includes case lid 10, case lid 10 and cabinet 20 are fastened, and harness isolation board 30 is placed in cabinet 20,
In general, case lid 10 is connected to cabinet 20 by penetrating through the screw of harness isolation board 30.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this application.
Claims (8)
1. a kind of battery pack, which is characterized in that including cabinet, harness isolation board and multiple battery cores,
The cabinet includes opposite the first side plate and the second side plate, and oriented second side plate of the first side plate connection extends
The first demarcation plate；Second side plate is connected with the second demarcation plate extended to first side plate, separates described first
It is spaced between first demarcation plate and second demarcation plate on the extending direction of plate, it is first demarcation plate, described
Second demarcation plate and the cabinet form multiple first slots；
Each battery core is inserted into first slot respectively；
The harness isolation board is connected to the cabinet, and the harness isolation board is equipped with opening and inserts towards the second of the cabinet
Slot, first slot and second slot correspond, and the battery core is protruded into close to one end of the harness isolation board
Second slot；The cabinet includes preceding cabinet and rear box interconnected, and the preceding cabinet includes the first opposite son
Plate and the second daughter board；The rear box includes opposite third daughter board and the 4th daughter board；First daughter board and third
Plate forms first side plate, and second daughter board and the 4th daughter board form second side plate；
The battery pack further includes the first anchor ear and the second anchor ear, and first anchor ear is directed toward the rear box along the preceding cabinet
Direction be inserted into the preceding cabinet；Second anchor ear is inserted into the rear cabinet along the direction that the rear box is directed toward the preceding cabinet
Body；And first anchor ear is connect with second anchor ear.
2. battery pack according to claim 1, which is characterized in that the edge of the preceding cabinet is equipped with first flange；It is described
The edge of rear box is equipped with second flange, and the preceding cabinet and the rear box pass through the first flange, the second flange
It is connected.
3. battery pack according to claim 1, which is characterized in that further include high-tension connector, the preceding cabinet is equipped with peace
Hole is filled, the high-tension connector is installed on the mounting hole.
4. battery pack according to claim 3, which is characterized in that the harness isolation board is equipped with connecting plate, the connection
Plate is opposite with the mounting hole, and the high-tension connector passes through the mounting hole and is electrically connected with the connecting plate.
5. battery pack according to claim 1-4, which is characterized in that the preceding cabinet is equipped with the first groove, institute
It states the first groove to be arranged along the periphery of the short transverse perpendicular to the preceding cabinet, the first anchor ear insertion described first is recessed
Slot.
6. battery pack according to claim 5, which is characterized in that the rear box is equipped with the second groove, and described second is recessed
Slot is arranged along the periphery of the short transverse perpendicular to the rear box, and second anchor ear is inserted into second groove.
7. battery pack according to claim 6, which is characterized in that second groove extends to the preceding cabinet, and with
The first groove connection.
8. battery pack according to claim 7, which is characterized in that be equipped with limit between second anchor ear and the preceding cabinet
Bit architecture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610996760.1A CN106486625B (en) | 2016-11-11 | 2016-11-11 | Battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610996760.1A CN106486625B (en) | 2016-11-11 | 2016-11-11 | Battery pack |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106486625A CN106486625A (en) | 2017-03-08 |
| CN106486625B true CN106486625B (en) | 2019-06-04 |
Family
ID=58271992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610996760.1A Active CN106486625B (en) | 2016-11-11 | 2016-11-11 | Battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106486625B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7134626B2 (en) * | 2017-12-27 | 2022-09-12 | 株式会社Ｇｓユアサ | power storage device |
| CN109449336B (en) * | 2018-11-16 | 2024-05-03 | 力帆实业(集团)股份有限公司 | Motorcycle battery mounting box |
| CN109360915A (en) * | 2018-11-23 | 2019-02-19 | 北斗航天汽车（北京）有限公司 | Battery pack and electri forklift for electri forklift |
| HUE060771T2 (en) * | 2019-01-09 | 2023-04-28 | Byd Co Ltd | Battery pack, vehicle and energy storage device |
| CN112117398B (en) * | 2019-06-21 | 2022-03-18 | 比亚迪股份有限公司 | Vehicle with a steering wheel |
| CN216120549U (en) * | 2021-10-29 | 2022-03-22 | 宁德时代新能源科技股份有限公司 | Battery box |
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| CN102569897A (en) * | 2010-12-31 | 2012-07-11 | 江苏春兰清洁能源研究院有限公司 | Square motive power lithium battery module combination structure |
| CN203614996U (en) * | 2013-12-25 | 2014-05-28 | 汪士光 | Split type heat preservation box |
| CN203760540U (en) * | 2014-03-08 | 2014-08-06 | 苏州星恒电源有限公司 | Battery box for lithium battery module |
| CN204067600U (en) * | 2014-07-25 | 2014-12-31 | 深圳市思科赛德电子科技有限公司 | A kind of close-coupled binding post |
| CN104888387A (en) * | 2015-06-15 | 2015-09-09 | 胡永华 | Cabinet |
| CN204809278U (en) * | 2015-04-07 | 2015-11-25 | 博世汽车部件(苏州)有限公司 | Group battery and battery securing device thereof |
| CN205680721U (en) * | 2016-06-24 | 2016-11-09 | 重庆创元新能源科技有限责任公司 | A kind of battery modules mounting structure |
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2016
- 2016-11-11 CN CN201610996760.1A patent/CN106486625B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102569897A (en) * | 2010-12-31 | 2012-07-11 | 江苏春兰清洁能源研究院有限公司 | Square motive power lithium battery module combination structure |
| CN203614996U (en) * | 2013-12-25 | 2014-05-28 | 汪士光 | Split type heat preservation box |
| CN203760540U (en) * | 2014-03-08 | 2014-08-06 | 苏州星恒电源有限公司 | Battery box for lithium battery module |
| CN204067600U (en) * | 2014-07-25 | 2014-12-31 | 深圳市思科赛德电子科技有限公司 | A kind of close-coupled binding post |
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| CN205680721U (en) * | 2016-06-24 | 2016-11-09 | 重庆创元新能源科技有限责任公司 | A kind of battery modules mounting structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106486625A (en) | 2017-03-08 |
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Effective date of registration: 20191220 Address after: 213300 No. 1000, Chengbei Avenue, Kunlun Street, Liyang City, Changzhou City, Jiangsu Province Patentee after: CONTEMPORARY AMPEREX TECHNOLOGY Ltd. (JIANGSU) Address before: 352100, Xingang Road, Ningde Town, Jiaocheng District, Fujian, 1 Patentee before: Contemporary Amperex Technology Co.,Ltd. |