CN206179965U - Battery connection structure and group battery - Google Patents
Battery connection structure and group battery Download PDFInfo
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- CN206179965U CN206179965U CN201621248391.XU CN201621248391U CN206179965U CN 206179965 U CN206179965 U CN 206179965U CN 201621248391 U CN201621248391 U CN 201621248391U CN 206179965 U CN206179965 U CN 206179965U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model relates to a battery technology field particularly, relates to a battery connection structure and group battery. The battery connection structure include: connect the anodal ear of each battery or connect the connecting piece of the negative pole ear of each battery to and the cylinder manifold of two at least connecting pieces of connection. The connecting piece includes integrated into one piece's apron and two at least curb plates, and each curb plate sets up relatively, and on each curb plate was located to the apron lid, when each battery was connected to the connecting piece, each curb plate of connecting piece welded with the anodal ear of each battery or negative pole ear. When two at least connecting pieces were connected to the cylinder manifold, the cylinder manifold welded with the apron of two at least connecting pieces. The group battery includes battery and this battery connection structure. This battery connection structure adopts the welded mode to connect each battery, connects to stabilize, can not produce not hard uply or surperficial contact failure to can according to particular case nimble with the battery welding in order satisfying different voltage and capacity requirement, manufacture process independence, the industrial automation's of being convenient for realization.
Description
Technical field
The utility model is related to cell art, in particular to a kind of battery connecting construction and battery pack.
Background technology
The power battery pack of current new-energy automobile is typically what is be made up of multiple battery series, parallel.Constituting battery
During group, typically the lug of battery, cylinder manifold are interted and is welded;Or battery core parallel connection after by tab welding together, then
It is flexible coupling the series connection that mode realizes between battery by bolt, cylinder manifold is bolted.In actual production process, wear
The structure operability for inserting cylinder manifold is poor, and inconvenient monomer maintenance.Its connection internal resistance of bolt connecting mode is larger, and with making
With the increase of time, loosening or the loose contact on surface can be produced, influence the normal work of battery pack.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of battery connecting construction and battery pack, above-mentioned to solve
Problem.
To achieve the above object, the utility model provides following technical scheme:
A kind of battery connecting construction, the battery connecting construction includes:Connect the anode ear of each battery or connect each battery
Negative electrode lug connector, and connection at least two connectors cylinder manifold;
The connector includes integrally formed cover plate and at least two side plates, and each side plate is oppositely arranged, the cover plate lid
On each side plate, when the connector connects each battery, each side plate of the connector is with each battery just
Lug or negative pole lug welding;
When the cylinder manifold connects at least two connectors, the cover plate of connector described in the cylinder manifold and at least two
Welding.
Further, the connector includes integrally formed cover plate and two side plates, and described two side plates are oppositely arranged,
The cover plate is covered on described two side plates;
The cover plate is provided with the first projection and the second projection, first projection and the second projection away from the side plate side
It is relatively arranged on the centre of the cover plate and is not in contact with each other;
The middle part of the cylinder manifold includes two the first breach and the second breach being oppositely arranged, and forms I-shaped, described
First breach includes the first side wall and the second sidewall that are oppositely arranged, and second breach includes the 3rd side wall and the 4th side wall,
When the cylinder manifold connects two connectors, the first side wall and second sidewall can respectively with connector described in
First projection and the second weld tabs, the 3rd side wall and the 4th side wall can respectively with the first projection of another connector
With the second weld tabs.
Further, the cover plate is additionally provided with the 3rd projection and the 4th projection away from the side plate side, and the described 3rd is convex
Block and the 4th projection are located at the two ends of the cover plate, when the cylinder manifold connects two connectors, the cylinder manifold
The side wall of one end respectively with two the two of the connector the 3rd weld tabs, the side wall of the other end respectively with two companies
Two the 4th weld tabs of fitting.
Further, the connector includes integrally formed cover plate and two side plates, and two side plates are oppositely arranged,
The cover plate is covered on described two side plates;
The cover plate is additionally provided with the first projection, the second projection, the 3rd projection and the 4th projection, institute away from the side plate side
State the first projection and the second projection is relatively arranged on the centre of the cover plate and is not in contact with each other, the 3rd projection and the 4th projection
The two ends of the cover plate are relatively arranged on, the 3rd projection is adjacent with first projection;
The cylinder manifold includes two the first breach and the second breach being oppositely arranged, and forms I-shaped, confluxes when described
When plate connects two connectors, first projection and the second projection of connector described in are limited in first breach,
First projection and the second projection of another connector are limited in second breach, and one end of the cylinder manifold is limited in
In two the two of the connector the 3rd projections, the other end is limited in two the two of the connector the 4th projections, institute
Welded with two top surfaces of the cover plate of the connector respectively the bottom surface for stating cylinder manifold.
Further, the connector includes integrally formed cover plate and two side plates, and two side plates are oppositely arranged,
The cover plate is covered on formation n shapes on the side plate;
When the cylinder manifold connects two connectors, the bottom surface of the cylinder manifold respectively with two lids of the connector
The top surface welding of plate.
Further, the cylinder manifold includes symmetrically arranged two grooves, when the cylinder manifold connects two connectors
When, the bottom surface of described two grooves is welded with two top surfaces of the cover plate of the connector respectively.
Further, the material of the connector and cylinder manifold is aluminium, copper, copper nickel plating or aluminum copper clad material.
Further, the material for connecting the side plate of the connector of the anode ear of each battery is copper or copper nickel plating, cover plate
Material be aluminium, the material for connecting the connector of the negative electrode lug of each battery is aluminium, and the material of the cylinder manifold is aluminium.
Further, it is described to be welded as laser welding, ultra-sonic welded or Diffusion Welding.
A kind of battery pack, the battery pack includes battery and above-mentioned battery connecting construction.
The battery connecting construction that the utility model is provided, using the anode ear of side plate and two or more batteries of connector
Or negative pole lug welding, so as to two or more cell parallels are formed into a battery module, each cylinder manifold and two or more companies
The cover plate welding of fitting, so as to by each battery module serial or parallel connection.The quantity of battery and the quantity of battery module can bases
Concrete condition is expanded, and meets different voltage and capacity requirements, and manufacturing process independence, is easy to the reality of industrial automation
It is existing.Each battery is connected by the way of welding, stable connection will not produce loosening or the loose contact on surface.
The battery pack that the utility model is provided includes battery connecting construction, thus with similar beneficial effect.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, below will be to be used needed for embodiment
Accompanying drawing be briefly described.It should be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
Other related accompanying drawings are obtained with according to these accompanying drawings.
Fig. 1 is the structural representation of the battery connecting construction that the utility model embodiment one is provided.
Fig. 2 is a kind of welding schematic diagram of the cylinder manifold that the utility model embodiment one is provided and two connectors.
Fig. 3 is another welding schematic diagram of the cylinder manifold that the utility model embodiment one is provided and two connectors.
Fig. 4 is the connection diagram of the battery core of the connector that the utility model embodiment one is provided and battery.
Fig. 5 is the structural representation of the battery pack that the battery connecting construction that the utility model embodiment one is provided is formed with battery
Figure.
Fig. 6 is the structural representation of the battery connecting construction that the utility model embodiment two is provided.
Fig. 7 is the structural representation of the battery pack that the battery connecting construction that the utility model embodiment two is provided is formed with battery
Figure.
Icon:1- battery connecting constructions;10- connectors;50- cylinder manifolds;11- cover plates;15- side plates;The projections of 111- first;
The projections of 112- second;The projections of 113- the 3rd;The projections of 114- the 4th;The breach of 51- first;The breach of 52- second;511- the first side walls;
512- second sidewalls;The side walls of 521- the 3rd;The side walls of 522- the 4th;The end walls of 53- first;The end walls of 54- second;8- battery packs;6- electricity
Pond module;55- grooves.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe.Obviously, described embodiment is only a part of embodiment of the present utility model, rather than whole
Embodiment.The component of the utility model embodiment generally herein described and illustrated in accompanying drawing can be matched somebody with somebody with a variety of
Put to arrange and design.
Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit requirement
The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based on reality of the present utility model
Example is applied, the every other embodiment that those skilled in the art are obtained on the premise of creative work is not made is belonged to
The scope of the utility model protection.
It should be noted that:Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it need not be further defined and explained in subsequent accompanying drawing.Of the present utility model
In description, term " first ", " second ", " the 3rd ", " the 4th " etc. are only used for distinguishing description, and it is not intended that being or implying
Relative importance.
Embodiment one
Fig. 1 is the structural representation of the battery connecting construction 1 that the utility model embodiment one is provided.Battery connecting construction 1
Including:Two connectors of the negative electrode lug of battery 10 of anode ear or connection of two batteries of connection, and two connectors of connection
10 cylinder manifold 50.
Connector 10 includes integrally formed cover plate 11 and two side plates 15, and two side plates 15 are oppositely arranged, and cover plate 11 is covered
On two side plates 15.When connector 10 connects two batteries, two side plates 15 and two batteries of connector 10
Anode ear or negative pole lug welding.Alternatively, in specific welding, the anode ear of two outsides of side plate 15 and two batteries or
Negative pole lug welding.
Cover plate 11 is provided with the first projection 111 and the second projection 112 away from the side of side plate 15.First projection 111 and second is convex
Block 112 is relatively arranged on the centre of cover plate 11 and is not in contact with each other.Alternatively, in the present embodiment, the centre of cover plate 11 has one
Opening, the opening is rectangular.First projection 111 and the second projection 112 are relatively arranged on the both sides of the rectangle.
The middle part of cylinder manifold 50 includes two the first breach 51 and the second breach 52 being oppositely arranged, and is formed I-shaped.The
One breach 51 includes the first side wall 511 and the second sidewall 512 that are oppositely arranged.Second breach 52 includes the 3rd side wall 521 and the
Four side walls 522.Alternatively, in the present embodiment, cover plate 11 is additionally provided with the 3rd projection 113 and the 4th away from the side of the side plate 15
Projection 114.3rd projection 113 and the 4th projection 114 are located at the two ends of the cover plate 11.3rd projection 113 and the first projection 111
It is adjacent.
Fig. 2 is referred to, when cylinder manifold 50 connects two connectors 10, the first side wall 511 and second sidewall 512 can be distinguished
The first projection 111 and the second projection 112 with a connection piece 10 are welded, the 3rd side wall 521 and the 4th side wall 522 can respectively with separately
First projection 111 and the second projection 112 of a connection piece 10 are welded.Alternatively, the first end wall 53 of cylinder manifold 50 is respectively with two
Two the 3rd projections 113 of individual connector 10 are welded, the second end wall 54 respectively with two the two of connector 10 the 4th projections 114
Welding.Wherein, the first end wall 53 and the second end wall 54 are respectively the side wall at the two ends of cylinder manifold 50.
The position of above-mentioned welding is the first side wall 511, second sidewall 512, the 3rd side wall 521, the 4th side of cylinder manifold 50
Wall 522, the first end wall 53 and the second end wall 54 and two the first projections 111 of connector 10, the second projection 112, the 3rd projections
113 with the contact gap of the 4th projection 114, thus can be with throat thickness thicker cylinder manifold 50 and connector 10.Cylinder manifold 50
Thickness is too thin, can reduce the conveyance capacity of cylinder manifold 50, reduces the heat dispersion of cylinder manifold 50, is easily broken because of external force steady
It is qualitative not high.Using this kind of welding, increase the conveyance capacity of cylinder manifold 50, improve heat dispersion and stability etc..
It should be understood that when cylinder manifold 50 connects two connectors 10, can not only be welded by above-mentioned mode, may be used also
Welded with the top surface by the bottom surface of cylinder manifold 50 respectively with two cover plates of the connector 10 11.For example, by cylinder manifold
50 are placed on two connectors 10, and first projection 111 and the second projection 112 of a connection piece 10 are limited in the first breach 51,
First projection 111 and the second projection 112 of another connector 10 are limited in the second breach 52, the first end wall 53 of cylinder manifold 50
It is limited in two the two of connector 10 the 3rd projections 113, the second end wall 54 is limited in two the two of connector 10 the 4th
In projection 114, the top surface of the bottom surface of cylinder manifold 50 respectively with two cover plates of connector 10 11 is welded, welding position such as 3
It is shown.Cylinder manifold 50 and two another welding schematic diagrames of connector 10 that Fig. 3 is provided for the present embodiment, wherein A represent weldering
Connect position.When the thinner thickness of cylinder manifold 50 and connector 10, this kind of welding manner can be used.
Alternatively, in the present embodiment, use for convenience, connector 10 is centrosymmetric image, cylinder manifold 50 is also
Centrosymmetric image.After connector 10 is rotated into 180 ° along the symmetrical centre of connector 10, the first projection 111 and the second projection
112 overlap, and the 3rd projection 113 and the 4th projection 114 overlap.Cylinder manifold 50 is rotated 180 ° along the symmetrical centre of cylinder manifold 50
Afterwards, first breach 51 and the second breach 52 of cylinder manifold 50 overlap.
Alternatively, in the present embodiment, it is described to be welded as laser welding, ultra-sonic welded or Diffusion Welding.Laser welding is
By the use of high-energy-density laser beam as thermal source a kind of high-efficiency and precision welding method.Laser welding have speed of welding it is fast,
Heat affecting is small, deformation is small, soldering reliability is higher, and weld internal resistance is small, registration, can carry out miniature welding.Ultrasonic wave gold
Category welding is the high density energy produced using ultrasonic wave high-frequency mechanical vibration, and plastic deformation is produced and in pressure in workpiece surface
Lower destruction superficial layer, makes the physical connection that welded metal is produced at normal temperatures.Diffusion Welding is to be brought into close contact weldment, one
Determine to be kept for a period of time under temperature and pressure, the atom between contact surface is mutually diffuseed to form the welding method of connection.
Alternatively, in the present embodiment, connector 10 and cylinder manifold 50 are by aluminium, copper, copper nickel plating or aluminum copper clad material system
Into.The anode ear of battery typically uses aluminum material, negative electrode lug typically to use copper or copper nickel plating material.Alternatively, in this implementation
In example, two connectors of the anode ear of battery 10 of connection are the one knots of bending after being punched by copper or copper nickel plating and aluminium
Structure, wherein, the material of side plate 15 is copper or copper nickel plating, the material of cover plate 11 are aluminium.Connect the connector of the negative electrode lug of each battery
10 is by the integrative-structure of aluminium bending.Cylinder manifold 50 is made of aluminum.Material of the connector 10 according to battery plus-negative plate
The corresponding material of selection, it is ensured that the reliability of material welding of the same race.
Fig. 4 is the battery core connection diagram of the connector 10 that the present embodiment is provided and battery.Fig. 5 is that the present embodiment is provided
The structural representation of the battery pack 8 that battery connecting construction 1 is formed with battery.Fig. 4 and Fig. 5 is please referred to, connector is being used
10 and the connection battery of cylinder manifold 50, when forming battery pack 8, two side plates 15 of a connection piece 10 are welded with the anode ears of two batteries
Connect, two side plates 15 and two negative pole lug weldings of battery of another connector 10, so as to two cell parallels are formed into an electricity
Pond module 6.The connector 10 welded with two anode ears is the positive pole of battery module 6, with two connectors of negative pole lug welding
10 is the negative pole of battery module 6.Cylinder manifold 50 is welded with each connector 10, so as to by the serial or parallel connection of each battery module 6.Its
In, parallel connection forms a quantity for the battery of battery module 6 and can be expanded to meet different voltage need as the case may be
Ask, the quantity of battery module 6 can be expanded to meet different capabilities demand as the case may be.
Embodiment two
Fig. 6 is the structural representation of the battery connecting construction 1 that the utility model embodiment two is provided.As shown in fig. 6, this reality
Apply example is with the difference of embodiment one, the cover plate 11 in embodiment two include the first projection 111, the second projection 112,
3rd projection 113 and the 4th projection 114, cover plate 11 are covered on formation n shapes on side plate 15.Cylinder manifold 50 includes symmetrically arranged two
Individual groove 55, when cylinder manifold 50 connects two connectors 10, two bottom surfaces of groove 55 respectively with two connectors 10
Cover plate 11 top surface welding.
It is well known that the top surface of the bottom surface of cylinder manifold 50 and cover plate 11 is welded, have to the thickness of cylinder manifold 50 must
Ask, plate thickness can not be too thick.For example, during using certain laser welding, the thickness of cylinder manifold 50 is no more than 1 millimeter.And cylinder manifold
50 thickness are too thin, can reduce the conveyance capacity of cylinder manifold 50, reduce the heat dispersion of cylinder manifold 50, are easily broken because of external force
Stability is not high.Using the cylinder manifold 50 of this kind of design, the thickness of the bottom of groove 55 be equal to nothing groove 55 flat board thickness
Degree, thus compared to the flat board without groove 55, increasing the conveyance capacity of cylinder manifold 50, improve heat dispersion and stabilization
While property, the too thick unweldable problem of the thickness of cylinder manifold 50 is overcome.
Fig. 7 is the structural representation of the battery pack 8 that the battery connecting construction 1 that the present embodiment is provided is formed with battery.Please join
Read Fig. 7, battery connected using connector 10 and cylinder manifold 50, when forming battery pack 8, two side plates 15 of a connection piece 10 with
The anode ears welding of two batteries, two side plates 15 and two negative pole lug weldings of battery of another connector 10, so that by two
Individual cell parallel forms a battery module 6.The connector 10 welded with two anode ears is the positive pole of battery module 6, with two
The connector 10 of negative pole lug welding is the negative pole of battery module 6.Cylinder manifold 50 is welded with each connector 10, so as to by each battery mould
The serial or parallel connection of block 6.Wherein, the quantity of battery module 6 can be expanded to meet different capabilities demand as the case may be.
It should be understood that the structure of connector 10 and cylinder manifold 50 is in addition to the present embodiment one and embodiment two are provided, also
Various modifications and variations can be carried out.For example, connector 10 includes a cover plate 11 and multiple side plates 15, such as three side plates 15,
Cover plate 11 is covered on each side plate 15.Cylinder manifold 50 carries out certain extension so that cylinder manifold 50 connects multiple connectors 10, example
As a cylinder manifold 50 connects three, four connectors 10.
The utility model also provides a kind of battery pack 8, including battery and above-mentioned battery connecting construction 1.The battery connects
Two or more cell parallels are formed a battery module 6 by the connector 10 of binding structure 1, then by a cylinder manifold 50 by two
Individual or multiple serial or parallel connections of battery module 6 form battery pack 8.Wherein, it is in parallel to form a quantity for the battery of battery module 6
Can be expanded as the case may be to meet different voltage requirements, the quantity of battery module 6 can be entered as the case may be
Row expands to meet different capabilities demand.For example, two cell parallels are formed an electricity by the connector 10 of battery connecting construction 1
Two series connection of battery module 6 are formed battery pack 8, structure such as Fig. 5 and Tu of the battery pack 8 by pond module 6, each cylinder manifold 50
Shown in 7.
The battery connecting construction 1 that the utility model is provided includes connector 10 and cylinder manifold 50.The side plate 15 of connector 10
With the anode ear or negative pole lug welding of two or more batteries, so as to by two or more cell parallels formed a battery module 6,
Each cylinder manifold 50 is welded with the cover plate 11 of two or more connectors 10, so as to by the serial or parallel connection of each battery module 6.Pass through
The quantity of increase and decrease batteries in parallel connection and battery module 6 can be realized expanding the voltage of battery pack 8 and the carrying out of capacity, can meet difference
The demand of capacity, and manufacturing process independence, are easy to the realization of industrial automation.Each battery is connected by the way of welding, even
Connect firm, loosening or the loose contact on surface will not be produced.By the first projection 111 to connector 10, the second projection 112,
The work shape design of the 3rd projection 113 and the 4th projection 114 and cylinder manifold 50, can not only make cylinder manifold 50 be limited in connector 10
On so that cylinder manifold 50 is difficult to be moved because of external force, deformed or be broken, and increased the stability of cylinder manifold 50, and makes to conflux
The thickness of plate 50 can be thicker, increases the conveyance capacity of cylinder manifold 50, improves heat dispersion.By to the recessed of cylinder manifold 50
Groove 55 is designed, and overcomes the too thick unweldable problem of the thickness of cylinder manifold 50, is increased the conveyance capacity of cylinder manifold 50, is improve
Heat dispersion and stability.Additionally, connector 10 selects corresponding material, cylinder manifold 50 according to the material of battery plus-negative plate
Selected according to the material of connector 10, it is ensured that the reliability of material welding of the same race.
The utility model provide battery pack 8 include battery connecting construction 1 and battery, thus with battery connecting construction
1 similar beneficial effect.
, it is necessary to explanation, unless otherwise clearly defined and limited, term " sets in description of the present utility model
Put ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected, or integratedly
Connection.Can mechanically connect, or be electrically connected with.Can be joined directly together, it is also possible to by the indirect phase of intermediary
Even, can be two connections of element internal.For the ordinary skill in the art, can understand above-mentioned with concrete condition
Concrete meaning of the term in the utility model.
In description of the present utility model, in addition it is also necessary to explanation, term " on ", D score, " interior ", the side of the instruction such as " outward "
Position or position relationship are that, based on orientation shown in the drawings or position relationship, or the utility model product is usually put when using
Orientation or position relationship, be for only for ease of description the utility model and simplify and describe, it is signified rather than indicating or implying
Device or element must be with specific orientation, with specific azimuth configuration and operation therefore it is not intended that new to this practicality
The limitation of type.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (10)
1. a kind of battery connecting construction, it is characterised in that including:The anode ear for connecting each battery or the negative electrode lug for connecting each battery
Connector, and connection at least two connectors cylinder manifold;
The connector includes integrally formed cover plate and at least two side plates, and each side plate is oppositely arranged, and the cover plate is covered on
On each side plate, when the connector connects each battery, the anode ear of each side plate of the connector and each battery
Or negative pole lug welding;
When the cylinder manifold connects at least two connectors, the bridge welding of connector described in the cylinder manifold and at least two
Connect.
2. battery connecting construction according to claim 1, it is characterised in that the connector includes integrally formed cover plate
With two side plates, described two side plates are oppositely arranged, and the cover plate is covered on described two side plates;
The cover plate is provided with the first projection and the second projection away from the side plate side, and first projection and the second projection are relative
It is arranged at the centre of the cover plate and is not in contact with each other;
The middle part of the cylinder manifold includes two the first breach and the second breach being oppositely arranged, and forms I-shaped, described first
Breach includes the first side wall and the second sidewall that are oppositely arranged, and second breach includes the 3rd side wall and the 4th side wall, works as institute
When stating cylinder manifold and connecting two connectors, the first side wall and second sidewall can respectively with first of connector described in
Projection and the second weld tabs, the 3rd side wall and the 4th side wall can respectively with the first projection of another connector and
Two weld tabs.
3. battery connecting construction according to claim 2, it is characterised in that the cover plate also sets away from the side plate side
There are the 3rd projection and the 4th projection, the 3rd projection and the 4th projection are located at the two ends of the cover plate, when the cylinder manifold connects
When connecing two connectors, the side wall of one end of the cylinder manifold is welded with two the two of the connector the 3rd projections respectively
Connect, the side wall of the other end respectively with two the two of the connector the 4th weld tabs.
4. battery connecting construction according to claim 1, it is characterised in that the connector includes integrally formed cover plate
With two side plates, two side plates are oppositely arranged, and the cover plate is covered on described two side plates;
The cover plate is additionally provided with the first projection, the second projection, the 3rd projection and the 4th projection, described away from the side plate side
One projection and the second projection are relatively arranged on the centre of the cover plate and are not in contact with each other, and the 3rd projection and the 4th projection are relative
The two ends of the cover plate are arranged at, the 3rd projection is adjacent with first projection;
The cylinder manifold includes two the first breach and the second breach being oppositely arranged, and forms I-shaped, when the cylinder manifold connects
When connecing two connectors, first projection and the second projection of connector described in are limited in first breach, another
First projection and the second projection of the connector are limited in second breach, and one end of the cylinder manifold is limited in two
In two the 3rd projections of the connector, the other end is limited in two the two of the connector the 4th projections, the remittance
Welded with two top surfaces of the cover plate of the connector respectively the bottom surface for flowing plate.
5. battery connecting construction according to claim 1, it is characterised in that the connector includes integrally formed cover plate
With two side plates, two side plates are oppositely arranged, and the cover plate is covered on formation n shapes on the side plate;
When the cylinder manifold connects two connectors, the bottom surface of the cylinder manifold respectively with two cover plates of the connector
Top surface is welded.
6. battery connecting construction according to claim 5, it is characterised in that the cylinder manifold includes symmetrically arranged two
Groove, when the cylinder manifold connects two connectors, the bottom surface of described two grooves respectively with two lids of the connector
The top surface welding of plate.
7. the battery connecting construction according to claim 1-6 any one, it is characterised in that the connector and cylinder manifold
Material be aluminium, copper, copper nickel plating or aluminum copper clad material.
8. battery connecting construction according to claim 7, it is characterised in that the connection of the anode ear of each battery of connection
The material of the side plate of part is that copper or copper nickel plating, the material of cover plate are aluminium, and the material for connecting the connector of the negative electrode lug of each battery is
Aluminium, the material of the cylinder manifold is aluminium.
9. battery connecting construction according to claim 8, it is characterised in that described to be welded as laser welding, ultra-sonic welded
Or Diffusion Welding.
10. a kind of battery pack, it is characterised in that including the battery connecting construction described in battery and claim 1-9 any one.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201621248391.XU CN206179965U (en) | 2016-11-21 | 2016-11-21 | Battery connection structure and group battery |
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CN201621248391.XU CN206179965U (en) | 2016-11-21 | 2016-11-21 | Battery connection structure and group battery |
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CN201621248391.XU Active CN206179965U (en) | 2016-11-21 | 2016-11-21 | Battery connection structure and group battery |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106450122A (en) * | 2016-11-21 | 2017-02-22 | 华霆(合肥)动力技术有限公司 | Battery connection structure and battery pack |
JP2021524136A (en) * | 2018-11-30 | 2021-09-09 | エルジー・ケム・リミテッド | A battery module with improved safety, a battery pack containing the battery module, and a vehicle containing the battery pack. |
-
2016
- 2016-11-21 CN CN201621248391.XU patent/CN206179965U/en active Active
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106450122A (en) * | 2016-11-21 | 2017-02-22 | 华霆(合肥)动力技术有限公司 | Battery connection structure and battery pack |
JP2021524136A (en) * | 2018-11-30 | 2021-09-09 | エルジー・ケム・リミテッド | A battery module with improved safety, a battery pack containing the battery module, and a vehicle containing the battery pack. |
JP7371021B2 (en) | 2018-11-30 | 2023-10-30 | エルジー エナジー ソリューション リミテッド | A battery module with improved safety, a battery pack including the battery module, and a vehicle including the battery pack |
US11881597B2 (en) | 2018-11-30 | 2024-01-23 | Lg Energy Solution, Ltd. | Battery module with improved safety, battery pack comprising battery module, and vehicle comprising battery pack |
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Address after: 230000 Anhui Hefei economic and Technological Development Zone, Xin Xin Road, No. 62 power battery factory Patentee after: Huating (Hefei) Power Technology Co., Ltd. Address before: 230000 No. 26, No. 5, Tsing Luen Road, Hefei economic and Technological Development Zone, Anhui Patentee before: Huating (Hefei) Power Technology Co., Ltd. |