CN207124226U - Battery bag - Google Patents
Battery bag Download PDFInfo
- Publication number
- CN207124226U CN207124226U CN201721188187.8U CN201721188187U CN207124226U CN 207124226 U CN207124226 U CN 207124226U CN 201721188187 U CN201721188187 U CN 201721188187U CN 207124226 U CN207124226 U CN 207124226U
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- China
- Prior art keywords
- battery
- battery core
- jointing
- core
- battery pack
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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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- Battery Mounting, Suspending (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
A kind of battery bag, including battery case and battery pack are disclosed, battery pack is arranged in battery case to be connected with battery case interference fit.Multiple battery units are interfixed by fixed component, and the positive and negative electrode of battery pack is formed by connection sheet serial or parallel connection, then set division board to form battery pack in two sides where the connection sheet.Battery bag provided by the utility model has good heat dispersion and vibration resistance energy.
Description
Technical field
It the utility model is related to electricity storage technology field, and in particular to a kind of battery bag.
Background technology
As electric car is favored by increasing consumer, the battery bag of power resources is provided for electric car,
Receive more and more attention.In order to ensure the security performance of battery bag, can typically be set in the outside of battery bag has necessarily
The casing of intensity, so as to reach the purpose of protection.But battery bag in charge and discharge process middle case heat caused by battery core without
Method smoothly discharges casing, so as to cause case body temperature to raise and then bring potential safety hazard to battery bag.
Utility model content
In view of this, the disclosure provides a kind of battery bag, has good heat dispersion and vibration resistance energy.
Present disclose provides a kind of battery bag, including：
Battery case, including upper box lid, lower case lid and casing, are fixedly connected, shape between the upper box lid, lower case lid and casing
Into the accommodating cavity of closing, the lower case lid is provided with the first jointing；
Battery pack, including battery core and division board, the division board first side and second side with the battery core respectively
It is fixedly connected, the battery pack is arranged in the accommodating cavity, is interference fitted and is connected with the battery case；
Wherein, the battery core includes multiple battery units, multiple fixed components and multiple connection sheets, multiple battery lists
Member is interfixed by multiple fixed components, and the connection sheet includes being arranged at first side or the second side of the battery core
The Part I in face and the 3rd side or the Part II of the 4th side for being arranged at the battery core, the Part II include electricity
The positive electrode and negative electrode of core, the positive electrode of the battery core electrically connect with the first jointing of the lower case lid.
Preferably, the division board includes insulation board and heat sink, and the surface of the heat sink is provided with projection.
Preferably, the insulation board is silica gel plate, and the heat sink is aluminium sheet, and the aluminium sheet is arranged on the silica gel plate
Outside.
Preferably, the surface of the connection sheet is covered with insulation film.
Preferably, the battery pack also includes：
Battery protecting plate, is arranged at the upper surface of the battery core, including for connect battery core negative electrode connection terminal and
Export negative electrode；
First connecting line, extended sideways along the upper surface of the battery core and the 4th, for electrically connecting the negative electricity of the battery core
Pole and the connection terminal of the battery protecting plate；
Second connecting line, extended sideways along the upper surface of the battery core and the 3rd, for electrically connecting the battery protecting plate
Output negative electrode and the battery core lower surface the second jointing.
Preferably, the positive electrode of the battery core is electrically connected to second jointing by the 3rd connecting line.
Preferably, second jointing is arranged at the lower surface of the battery core.
Preferably, the lower case lid includes：
Connector, it is built in the nowel and covers, is electrically connected by connecting line with first jointing.
Preferably, the battery bag also includes：
First support, hollow structure is arranged to, is fixed on the upper surface of the battery core, expose the battery protecting plate；
Second support, it is fixedly connected with the lower case lid, exposes first jointing and the connector, the electricity
Pond group is arranged in the second support.
Preferably, the second jointing of the battery pack electrically connects with first jointing, by the battery core
Positive electrode and negative electrode electrically connected with the connector.
Present disclose provides a kind of battery bag, including battery case and battery pack, battery pack is arranged in battery case and battery
Case interference fit connection.Multiple battery units are interfixed by fixed component, and formed by connection sheet serial or parallel connection
The positive and negative electrode of battery pack, then division board is set to form battery pack in two sides where the connection sheet.The disclosure carries
The battery bag of confession has good heat dispersion and vibration resistance energy.
Brief description of the drawings
By the description to the utility model embodiment referring to the drawings, of the present utility model above-mentioned and other mesh
, feature and advantage will be apparent from, in the accompanying drawings：
Fig. 1 is the exploded perspective view of the battery pack of embodiment of the present utility model；
Fig. 2 is the schematic perspective view of the upper box lid of embodiment of the present utility model；
Fig. 3 is the schematic perspective view of the first support of embodiment of the present utility model；
Fig. 4 is the lower case lid of embodiment of the present utility model and the connection diagram of second support；
Fig. 5 is the exploded perspective view of the battery bag of embodiment of the present utility model.
Embodiment
The utility model is described below based on embodiment, but the utility model is not restricted to these implementations
Example.It is detailed to describe some specific detail sections below in detailed description of the present utility model.To people in the art
The description of part can also understand the utility model completely without these details for member.It is of the present utility model in order to avoid obscuring
Essence, the not narration in detail of known method, process, flow, element and circuit.
In addition, it should be understood by one skilled in the art that provided herein accompanying drawing be provided to explanation purpose, and
What accompanying drawing was not necessarily drawn to scale.
Unless the context clearly requires otherwise, otherwise entire disclosure is similar with the " comprising " in claims, "comprising" etc.
Word should be construed to the implication included rather than exclusive or exhaustive implication；That is, it is containing for " including but is not limited to "
Justice.
In description of the present utility model, it is to be understood that term " first ", " second " etc. are only used for describing purpose,
And it is not intended that instruction or hint relative importance.In addition, in description of the present utility model, it is unless otherwise indicated, " more
It is individual " it is meant that two or more.
Unless otherwise clearly defined and limited, the term such as term " installation ", " connected ", " connection ", " fixation " should be done extensively
Reason and good sense solution, for example, it may be fixedly connected or be detachably connected, or integrally；Can mechanically connect, can also
It is electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, can be two element internals connection or
The interaction relationship of two elements, limited unless otherwise clear and definite.For the ordinary skill in the art, Ke Yigen
Understand concrete meaning of the above-mentioned term in the utility model according to concrete condition.
Below in conjunction with the accompanying drawings and embodiment the utility model is described in further detail.
Present disclose provides a kind of battery bag, the battery bag includes battery pack 1 and battery case 2.Battery pack 1 is arranged at electricity
In pond case 2, it is interference fitted and connects with battery case 2.The structure of battery pack 1 such as Fig. 1.Battery pack 1 includes battery core 11 and division board 12.
Battery core 11 includes battery unit 11a, fixed component 11b and connection sheet 11c.Multiple battery unit 11a pass through multiple fixed components
11b interfixes, and is formed and is fixedly connected with face with three row are parallel.Battery unit 11a in the present embodiment is lithium battery.Ability
Field technique personnel should be understood that battery unit 11a can also be other similar battery modules.
Connection sheet 11c includes Part I and Part II.Connection sheet 11c Part I is arranged on the first of battery core 11
Side or second side are in series or in parallel by multiple battery unit 11a progress, to realize the performance requirement of battery pack 1.It is optional
Ground, multiple battery unit 11a series connection can increase the voltage of battery pack 1, and multiple battery unit 11a parallel connections can increase battery pack
1 capacity and electric current.Connection sheet 11c material can be cupro-nickel composite, can not only improve connection sheet 11c intensity,
The performances such as electric conductivity, corrosion resistance and welding, and then the performance and used life of battery pack 1 can also be improved.The of connection sheet 11c
Two parts are arranged on the 3rd side or the 4th side of battery core 11, form the positive electrode and negative electrode of battery core 11 respectively.Battery list
First 11a is connected with connection sheet 11c by way of welding, thus, can not only improve battery unit 11a's and connection sheet 11c
Bond strength so that battery unit 11a and connection sheet 11c contacts are good, and can ensure battery unit 11a and connection sheet
11c conductive effect.Further, battery unit 11a and connection sheet 11c can be welded by way of spot welding.
Connection sheet 11c surface is also covered with insulation film 13.Insulation film 13 has very high resistivity and breakdown field
By force, good electrical insulating property can be ensured.In order to which also there is low dielectric loss for the material of high-frequency insulation, insulation film 13.
Insulation film used in the present embodiment is high temperature resistance polyester film (PET film), and it has excellent physical property, chemically
Energy and dimensional stability, the transparency and recuperability, magnetic recording, electric insulation, industrial film, packaging dress can be widely used in
The fields such as decorations, screen protection, the protection of optical grade specular surface.Division board 12 is separately positioned on the first side and second of battery core 11
Side (the positive and negative pole-face of battery core), first side, second side with the battery core 11 are fixedly connected by way of stickup.Every
Include insulation board 12a and heat sink 12b from plate 12.Insulation board 12a is connected with first side, the second side of battery core 11, radiating
The outside that plate 12b is arranged at insulation board 12a is connected with insulation board 12a.The surface of the heat sink 12b is provided with projection, can be with
Concentration heat conduction is carried out, while can cause battery pack 1 and the contact surface of battery case 2 that there is larger frictional force so that battery pack 1
Can closely it be connected with battery case 2.In the present embodiment, insulation board 12a is 2mm silica gel plate.Silica gel plate uses high-quality silicon rubber
For raw material, there is nonpoisonous and tasteless, high temperature resistant, elasticity is good, and intensity is high, and good heat conductivity, ozone resistance and good insulating etc. are excellent
Point, worked in the environment of being -60 DEG C -250 DEG C in temperature.Using the elasticity of silica gel plate battery pack 1 is pacified in the present embodiment
When being attached in battery case 2, can easily install and realize interference fit connection, reduce battery bag running in because of vibration and
Breakage is produced, plays a part of against shock.Heat sink 12b is 1mm aluminium sheet.Aluminium sheet has good heat conductivility, battery core 11
Heat energy is passed by silica gel plate and aluminium sheet.Meanwhile the lighter in weight of aluminium sheet, alleviate the weight of battery bag.Preferably,
Battery pack 1 after installation is complete, in order to further reinforce battery pack 1, is also wound in the fixed component 11b of battery pack 1 outside
There is glass adhesive tape.
Further, battery pack 1 also includes battery protecting plate 14, the first connecting line 15, the connection of the second connecting line the 16, the 3rd
The jointing 18 of line 17 and second.Battery protecting plate 14 is arranged on the upper surface of battery core 11.Battery protecting plate 14 is also known as lithium battery
Protection board, the surface-mounted integrated circuit to be shielded primarily directed to chargeable lithium cell.Why chargeable lithium cell, which needs, is protected
Shield, is determined by itself characteristic.Can not be overcharged because the material of lithium battery in itself determines it, cross put, excessively stream, short circuit
And superhigh temperature discharge and recharge, therefore lithium battery or lithium battery group always follow one piece of protection board with sampling resistor and a piece of electric current to protect
Dangerous device appearance is battery protecting plate 14.Battery protecting plate 14 includes connection terminal 14a and output negative electrode 14b.First connecting line
15 extend sideways along the upper surface and the 4th of the battery core 11, the both ends of the first connecting line 15 negative electrode and electricity with battery core respectively
The connection terminal 14a electrical connections of pond protection board 14.Upper surface and threeth of second connecting line 16 along the battery core 11 extends sideways,
The both ends of second connecting line 16 electrically connect with the output negative electrode 14b of battery protecting plate 14 and the second jointing 18 respectively.Electricity
The positive electrode of core is electrically connected to the second jointing 18 by the 3rd connecting line 17.Second jointing 18 is arranged on battery core 11
Lower surface, the second jointing 18 are XT60 male terminals.First connecting line 15, the second connecting line 16 and the 3rd connecting line 17
Both ends electrical connection is all realized by the way of welding.
Battery case 2 includes upper box lid 21, lower case lid 22 and casing 23, and as Figure 2-Figure 5, casing 23 is arranged to have upper
Under penetrating rectangular configuration, and the corner of casing two end faces penetrating about 23 is respectively arranged with screwed hole.The He of upper box lid 21
Lower case lid 22 is fixedly connected with two end faces of the casing 23 respectively, forms the accommodating cavity of closing.Those skilled in the art
It should be understood that the connected mode of upper box lid 21 and casing 23 and lower case lid 22 and casing 23, can be bolted to connection,
Can by snap connection means, as long as can realize connection after battery case 2 have closing accommodating cavity, meanwhile, electricity
Pond case 2 can easily realize dismounting.The aluminum of the material of casing 23, both can by the heat derives of battery pack 1,
The weight of battery bag can be mitigated.Upper box lid 21 is arranged to that with the upper shed of casing 23 rectangular cap being connected can be closed.Top box
Lid 21 is provided with compartment, sealing ring etc., to allow battery case 2 to be sealed and have water resistance, prevents battery pack 1
Short circuit.Meanwhile the outside of upper box lid 21 is additionally provided with handle, consumer is facilitated to change battery bag.Lower case lid 22 is arranged to and case
The square structure that the lower ending opening of body 23 is tightly connected.Lower case lid 22 includes connector 22a.Connector 22a is arranged on lower case lid 22
Centre position, after being connected with battery pack 1, for battery pack 1 carry out charge or discharge.The upper surface of lower case lid 22 is also set up
There is the first jointing 22b, electrically connected by connecting line with connector 22a, the surface for connecting rear connector 22a passes through dispensing
Insulated.First jointing 22b is XT60 female terminals.First jointing 22b can phase with the second jointing 18
Mutually matching connection, and then the discharge and recharge of battery bag can be realized.
Preferably, after to cause battery pack 1 and the assembling of battery case 2 so that battery pack 1 is firmly arranged in battery case 2,
Battery bag is additionally provided with first support 3 and second support 4.First support 3 is arranged to hollow structure, is fixed on the battery core 11
Upper surface, expose the battery protecting plate 14.Second support 4 is bolted to connection with the lower case lid 22, is exposed described
The first jointing 22b and connector 22a.The structure of first support 3 and second support 4 can facilitate between jointing
Electrical connection and connecting line and jointing between connection.
The assembling process of battery pack 1 includes：First, multiple battery unit 11a are interfixed by fixed component；Its
Secondary, the both ends of battery unit 11a after fixation form the electrode of battery pack 1 by connection sheet 11c serial or parallel connections；So
Afterwards, in connection sheet 11c one layer of insulation film 13 of outer side covers, and division board 12 is pasted in the outside of insulation film 13；Finally,
The positive electrode for exporting negative electrode and battery is extended into shape in the upper surface self-contained battery protection board 14 of battery core 11, and by connecting line
Into the second jointing 18.
Battery bag installation process includes：First, second support 4 is fixedly connected with lower case lid 22；Secondly, by above-mentioned assembling
Good battery pack 1 is installed in second support 4, and the first of the second jointing 18 of battery pack 1 and lower case lid 22 is connected
Joint 22b is electrically connected；Then, first support 3 is arranged on to the upper surface of battery pack 1, and casing 23 is sheathed on battery pack 1
Outside is fixedly connected with lower case lid 22；Finally, upper box lid 21 is fixedly connected with casing 23, sealed cell group 1.
Present disclose provides a kind of battery bag, including battery case and battery pack, battery pack is arranged in battery case and battery
Case interference fit connection.Multiple battery units are interfixed by fixed component, and formed by connection sheet serial or parallel connection
The positive and negative electrode of battery pack, then division board is set to form battery pack in two sides where the connection sheet.The disclosure carries
The battery bag of confession has good heat dispersion and vibration resistance energy.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, for this area
For technical staff, the utility model can have various changes and change.All institutes within spirit of the present utility model and principle
Any modification, equivalent substitution and improvements of work etc., should be included within the scope of protection of the utility model.
Claims (10)
1. a kind of battery bag, including：
Battery case, including upper box lid, lower case lid and casing, are fixedly connected between the upper box lid, lower case lid and casing, form envelope
The accommodating cavity closed, the lower case lid are provided with the first jointing；
Battery pack, including battery core and division board, the division board are fixed with the first side and second side of the battery core respectively
Connection, the battery pack are arranged in the accommodating cavity, are interference fitted and are connected with the battery case；
Wherein, the battery core includes multiple battery units, multiple fixed components and multiple connection sheets, and multiple battery units lead to
Cross multiple fixed components to interfix, the connection sheet includes the first side or second side for being arranged at the battery core
Part I and the 3rd side or the Part II of the 4th side for being arranged at the battery core, the Part II include battery core
Positive electrode and negative electrode, the positive electrode of the battery core electrically connect with the first jointing of the lower case lid.
2. battery bag according to claim 1, it is characterised in that the division board includes insulation board and heat sink, described
The surface of heat sink is provided with projection.
3. battery bag according to claim 2, it is characterised in that the insulation board is silica gel plate, and the heat sink is aluminium
Plate, the aluminium sheet are arranged on the outside of the silica gel plate.
4. battery bag according to claim 1, it is characterised in that the surface of the connection sheet is covered with insulation film.
5. battery bag according to claim 1, it is characterised in that the battery pack also includes：
Battery protecting plate, the upper surface of the battery core is arranged at, including for connecting connection terminal and the output of battery core negative electrode
Negative electrode；
First connecting line, extended sideways along the upper surface of the battery core and the 4th, for electrically connect the battery core negative electrode and
The connection terminal of the battery protecting plate；
Second connecting line, extended sideways along the upper surface of the battery core and the 3rd, for electrically connecting the defeated of the battery protecting plate
Go out negative electrode and the second jointing of the battery core lower surface.
6. battery bag according to claim 5, it is characterised in that the positive electrode of the battery core is electrically connected by the 3rd connecting line
It is connected to second jointing.
7. battery bag according to claim 6, it is characterised in that second jointing is arranged under the battery core
End face.
8. battery bag according to claim 1, it is characterised in that the lower case lid includes：
Connector, it is built in the nowel and covers, is electrically connected by connecting line with first jointing.
9. according to the battery bag any one of claim 5 and 8, it is characterised in that the battery bag also includes：
First support, hollow structure is arranged to, is fixed on the upper surface of the battery core, expose the battery protecting plate；
Second support, it is fixedly connected with the lower case lid, exposes first jointing and the connector, the battery pack
It is arranged in the second support.
10. battery bag according to claim 9, it is characterised in that the second jointing of the battery pack and described the
One jointing is electrically connected, and the positive electrode of the battery core and negative electrode are electrically connected with the connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721188187.8U CN207124226U (en) | 2017-09-15 | 2017-09-15 | Battery bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721188187.8U CN207124226U (en) | 2017-09-15 | 2017-09-15 | Battery bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207124226U true CN207124226U (en) | 2018-03-20 |
Family
ID=61601987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721188187.8U Active CN207124226U (en) | 2017-09-15 | 2017-09-15 | Battery bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207124226U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109148779A (en) * | 2018-09-13 | 2019-01-04 | 福建云众动力科技有限公司 | A kind of lithium battery mould group |
-
2017
- 2017-09-15 CN CN201721188187.8U patent/CN207124226U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109148779A (en) * | 2018-09-13 | 2019-01-04 | 福建云众动力科技有限公司 | A kind of lithium battery mould group |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20220321 Granted publication date: 20180320 |
|
| PP01 | Preservation of patent right |