CN209217102U - Busbar connector and battery modules - Google Patents
Busbar connector and battery modules Download PDFInfo
- Publication number
- CN209217102U CN209217102U CN201822060925.1U CN201822060925U CN209217102U CN 209217102 U CN209217102 U CN 209217102U CN 201822060925 U CN201822060925 U CN 201822060925U CN 209217102 U CN209217102 U CN 209217102U
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- China
- Prior art keywords
- busbar connector
- cylinder manifold
- thickness
- busbar
- battery
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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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- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model provides a kind of busbar connector and battery modules, is related to field of batteries, busbar connector includes: busbar connector ontology;The inside of busbar connector ontology is aluminium core, and the outside of aluminium core is coated with layers of copper;Busbar connector ontology includes the first cylinder manifold, the second cylinder manifold and multiple connecting plates, multiple connecting plates are set between the first cylinder manifold and the second cylinder manifold, one end of connecting plate is connect with the first cylinder manifold, the other end is connect with the second cylinder manifold, is formed between multiple connecting plates and the first cylinder manifold and the second cylinder manifold multiple for assembling the pilot hole of cell polar ear;The thickness of first cylinder manifold is greater than the thickness of the connecting plate.Since the inside of busbar connector is aluminium core, aluminium core is coated with layers of copper, and the price of copper is much larger than the price of aluminium, and the density of copper is much larger than the density of aluminium, can reduce the cost and weight of busbar connector;Also, make the thickness of connecting plate less than the thickness of the first cylinder manifold, thereby it is ensured that busbar connector has preferably current-carrying capability, moreover it is possible to reduce its cost and weight.
Description
Technical field
The utility model relates to field of batteries, more particularly, to a kind of busbar connector and battery modules.
Background technique
It is got worse, under the increasing dual-pressure of problem of environmental pollution in shortage of resources phenomenon, electric car obtains
Rapid development and application.Core of the power battery as electric car, the research of power battery have gradually obtained section
Grind the attention of personnel.Electric current is generally collected by busbar connector in battery, final battery is electric by the electric current collected supply electric car
Can, so that electric car operates.
Busbar connector in the prior art is generally copper bar, and copper bar is rectangular parallelepiped structure, and copper bar, which has, preferably collects electric current
Performance, pilot hole is opened up on copper bar, so that copper bar is connect with the cell polar ear of multiple battery units, thus by multiple batteries
The electric current of battery core pools together in unit.
However, since copper processing is higher, and weight is larger, so that the manufacturing cost of busbar connector is higher, weight is larger, most
Eventually, so that the production cost of battery is higher, weight is larger.
Utility model content
The purpose of this utility model is to provide a kind of busbar connector and battery modules, to solve busbar connector in the prior art
The big problem of high production cost, weight.
The utility model provides a kind of busbar connector, comprising: busbar connector ontology;
The inside of the busbar connector ontology is aluminium core, and the outside of aluminium core is coated with layers of copper;
The busbar connector ontology includes the first cylinder manifold, the second cylinder manifold and multiple connecting plates, and multiple connecting plates are set
It being placed between first cylinder manifold and second cylinder manifold, one end of the connecting plate is connect with first cylinder manifold,
The other end is connect with second cylinder manifold, between multiple connecting plates and first cylinder manifold and second cylinder manifold
It is formed multiple for assembling the pilot hole of cell polar ear;
The thickness of first cylinder manifold is greater than the thickness of the connecting plate.
Wherein, the thickness of the connecting plate is the 1/3-2/3 of the first confluence plate thickness.
Specifically, the thickness of second cylinder manifold is greater than the thickness of the connecting plate.
Further, first cylinder manifold is equal with the thickness of second cylinder manifold.
Further, the fixation hole for fixing conducting wire is offered on second cylinder manifold.
Further, the width of multiple connecting plates is equal.
Further, it is integrally formed between first cylinder manifold, second cylinder manifold and multiple connecting plates.
Compared with the existing technology, busbar connector provided by the utility model has the advantage that
Busbar connector provided by the utility model is inserted in busbar connector when in use, by the cell polar ear of battery core in battery unit
Pilot hole, and cell polar ear and busbar connector contradict, with ensure cell polar ear can with busbar connector conduction, so that busbar connector be made to converge
Collect the electric current of multiple battery cores connected to it.
Since the inside of busbar connector is aluminium core, aluminium core is coated with layers of copper, since aluminium core is coated with certain thickness copper
Therefore layer will not influence the ability that busbar connector collects electric current, and the price of copper is much larger than the price of aluminium, the density of copper is long-range
In the density of aluminium, therefore, compared with prior art, the production cost and weight of busbar connector can be substantially reduced;Also, by first
Cylinder manifold keeps certain thickness, makes the thickness of connecting plate less than the thickness of the first cylinder manifold, due to the thickness of the first cylinder manifold
It is directly proportional to the current carrying area of busbar connector, and the thickness of connecting plate is unrelated with the current carrying area of busbar connector, therefore, by the first confluence
Plate design is thicker, and connecting plate design is relatively thin, not only may insure that busbar connector has preferably current-carrying capability, moreover it is possible to reduce busbar connector
Production material usage amount, to reduce the production cost and weight of busbar connector.
The utility model also provides a kind of battery modules, and the battery modules include multiple battery units, busbar connector support
Plate, binding strap and multiple above-mentioned busbar connectors, multiple battery units are arranged successively, and institute is provided with outside multiple battery units
Binding strap is stated, the binding strap is provided with the remittance for fixing multiple battery units at the top of the battery unit
Stream row's support plate, the busbar connector support plate are connect with the battery unit;
The busbar connector is set to the top of multiple busbar connector support plates, and the busbar connector and adjacent multiple described
The connection of busbar connector support plate;
It is provided with battery core in the battery unit, mounting hole, the cell polar ear are offered in the busbar connector support plate
The mounting hole is worn, each busbar connector is connect with the cell polar ear of adjacent multiple battery cores.
Further, the busbar connector support plate is plastic plate.
Possessed advantage is identical compared with the existing technology with above-mentioned busbar connector for the battery modules, and details are not described herein.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of busbar connector provided by the embodiment of the utility model;
Fig. 2 is the cross-sectional view of busbar connector provided by the embodiment of the utility model;
Fig. 3 is the structural schematic diagram for the busbar connector that another embodiment of the utility model provides;
Fig. 4 is the cross-sectional view for the busbar connector that another embodiment of the utility model provides;
Fig. 5 is the structural schematic diagram of battery modules provided by the embodiment of the utility model.
Appended drawing reference:
1- busbar connector ontology;The first cylinder manifold of 11-;The second cylinder manifold of 12-;121- fixation hole;13- connecting plate;
14- pilot hole;15- aluminium core;16- layers of copper;2- battery unit;21- cell polar ear;22- busbar connector support plate;3- is tied up
Band.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally
Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical
Novel protected range.
In the description of the present invention, it should be noted that such as occur term " center ", "upper", "lower", " left side ",
" right side ", "vertical", "horizontal", "inner", "outside", "front", "rear" etc., indicated by orientation or positional relationship for based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this is practical
Novel limitation.In addition, such as there is term " first ", " second ", " third " are used for description purposes only, and should not be understood as indicating
Or imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection;It can be mechanical connection, be also possible to be electrically connected;Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Fig. 1 is the structural schematic diagram of busbar connector provided by the embodiment of the utility model;Fig. 2 mentions for the utility model embodiment
The cross-sectional view of the busbar connector of confession;Fig. 5 is the structural schematic diagram of battery modules provided by the embodiment of the utility model.
As shown in Fig. 1-2 and Fig. 5, busbar connector provided in this embodiment, comprising: busbar connector ontology 1;Busbar connector ontology 1
Inside is aluminium core 15, and the outside of aluminium core 15 is coated with layers of copper 16;Busbar connector ontology 1 includes the first cylinder manifold 11, the second cylinder manifold
12 and multiple connecting plates 13, multiple connecting plates 13 be set between the first cylinder manifold 11 and the second cylinder manifold 12, connecting plate 13
One end is connect with the first cylinder manifold 11, and the other end is connect with the second cylinder manifold 12, multiple connecting plates 13 and the first cylinder manifold 11 and
It is formed between second cylinder manifold 12 multiple for assembling the pilot hole 14 of cell polar ear 21;The thickness of first cylinder manifold 11, which is greater than, to be connected
The thickness of fishplate bar 13.
There is gap, so that two neighboring connecting plate 13 and the first cylinder manifold 11 and second between two neighboring connecting plate 13
Pilot hole 14 is formed between cylinder manifold 12.
Busbar connector ontology 1 can be made of horizontal casting direct combination forming technology, so that the inside of busbar connector ontology 1
For aluminium core 15, there is certain thickness layers of copper 16 one layer of cladding outside aluminium core 15.
Compared with the existing technology, busbar connector provided in this embodiment has the advantage that
Busbar connector provided in this embodiment is inserted in confluence when in use, by the cell polar ear 21 of battery core in battery unit 2
The pilot hole 14 of row, and cell polar ear 21 and busbar connector contradict, to ensure that cell polar ear 21 can be conductive with busbar connector, to make
Busbar connector collects the electric current of multiple battery cores connected to it.
Since the inside of busbar connector is aluminium core 15, aluminium core 15 is coated with layers of copper 16, since aluminium core 15 is coated with centainly
Therefore the layers of copper 16 of thickness will not influence the ability that busbar connector collects electric current, and the price of copper is much larger than the price of aluminium, copper
Density therefore compared with prior art, the production cost and weight of busbar connector can be substantially reduced much larger than the density of aluminium;
Also, the first cylinder manifold 11 is kept into certain thickness, makes the thickness of connecting plate 13 less than the thickness of the first cylinder manifold 11, due to
The thickness of first cylinder manifold 11 is directly proportional to the current carrying area of busbar connector, and the current carrying area of the thickness of connecting plate 13 and busbar connector
It is unrelated, therefore, the first cylinder manifold 11 is designed thicker, connecting plate 13 designs relatively thin, not only may insure that busbar connector has preferably
Ground current-carrying capability, it is ensured that busbar connector can by electric current it is more in the case where, fever it is smaller, moreover it is possible to reduce the production material of busbar connector
Usage amount is expected, to reduce the production cost and weight of busbar connector.
In order to make busbar connector have compared on the basis of high current carrying capacity, can reduce as far as possible busbar connector production cost and
Weight, in busbar connector provided in this embodiment, the thickness of connecting plate 13 is the 1/3-2/3 of 11 thickness of the first cylinder manifold.
It is between the 1/3-2/3 of 11 thickness of the first cylinder manifold by the thickness design of connecting plate 13, it can be ensured that busbar connector
Current-carrying capability is higher, and does not influence the current-carrying capability of connecting plate 13, by reducing the thickness of connecting plate 13, to reduce busbar connector
Production cost and weight.
Preferably, the thickness design of connecting plate 13 is the 1/2 of 11 thickness of the first cylinder manifold, is designed in this way, and is guaranteeing to converge
Row has compared on the basis of high current carrying capacity, and the production cost of busbar connector and weight can be made minimum.
Fig. 3 is the structural schematic diagram for the busbar connector that another embodiment of the utility model provides;Fig. 4 is that the utility model is another
The cross-sectional view for the busbar connector that embodiment provides.
In order to further ensure that busbar connector has higher current-carrying capability, and cylinder manifold is more beautiful, the present embodiment provides
Busbar connector in, as shown in Figure 3-4, the thickness of the second cylinder manifold 12 is greater than the thickness of connecting plate 13.
The thickness of second cylinder manifold 12 and the first cylinder manifold 11 is above to the thickness of connecting plate 13, remittance can be greatly increased
Flow row current carrying area, so that it is guaranteed that busbar connector can by electric current it is more in the case where, generate heat it is smaller.
In order to further increase the aesthetics of busbar connector, in busbar connector provided in this embodiment, as shown in Figure 3-4, first
Cylinder manifold 11 is equal with the thickness of the second cylinder manifold 12.
The thickness of first cylinder manifold 11, the second cylinder manifold 12 is greater than to the thickness of connecting plate 13, and 11 He of the first cylinder manifold
The thickness of second cylinder manifold 12 is equal, makes the aesthetics of busbar connector more preferably, and busbar connector is made to have current-carrying capability higher
On the basis of, busbar connector can by electric current it is more in the case where, generate heat it is smaller.
In order to enable multiple busbar connectors in battery modules to connect with battery management system, to make battery management system
Moment monitors the operating status of battery modules, in busbar connector provided in this embodiment, as shown in figures 1 and 3, the second cylinder manifold 12
On offer fixation hole 121 for fixing conducting wire.
Internal screw thread has can be set in fixation hole 121.
One end of conducting wire is fixed on fixation hole 121 by bolt, the other end of conducting wire is connect with battery management system,
To make the operating status of battery management system monitoring battery modules.
In order to assemble the pilot hole 14 of connecting plate 13 preferably with the cell polar ear 21 in battery modules, the present embodiment is mentioned
In the busbar connector of confession, the width of multiple connecting plates 13 is equal.
Connecting plate 13 and the first cylinder manifold 11, the second cylinder manifold 12 are perpendicular, and the width direction of connecting plate 13 is converged with first
Flowing plate 11, the length direction of the second cylinder manifold 12 are parallel.
In order to meet battery cell in battery modules cell polar ear 21 position, can be by each adjacent two connecting plate 13
Between spacing, i.e. the size of pilot hole 14 designs according to actual demand.
In order to ensure busbar connector total quality is preferable, in busbar connector provided in this embodiment, the first cylinder manifold 11, second converges
It is integrally formed between flowing plate 12 and multiple connecting plates 13.
Busbar connector ontology 1 can be made of horizontal casting direct combination forming technology.
In order to keep production cost and the weight of battery modules lower, as shown in figure 5, battery modules include multiple battery units
2, busbar connector support plate 22, binding strap 3 and multiple busbar connectors provided by the above embodiment, multiple battery units 2 are arranged successively, more
Binding strap 3 is provided with outside a battery unit 2, binding strap 3 is used for multiple battery units 2 are fixed, the top setting of battery unit 2
There is busbar connector support plate 22, busbar connector support plate 22 is connect with battery unit 2;Busbar connector is set to multiple busbar connector support plates 22
Top, and busbar connector is connect with adjacent multiple busbar connector support plates 22;Battery core, busbar connector support are provided in battery unit 2
Mounting hole is offered on plate 22, cell polar ear 21 wears mounting hole, the cell polar ear 21 of each busbar connector and adjacent multiple battery cores
Connection.
Since the inside of busbar connector is aluminium core 15, aluminium core 15 is coated with layers of copper 16, since aluminium core 15 is coated with centainly
Therefore the layers of copper 16 of thickness will not influence the ability that busbar connector collects electric current, and the price of copper is much larger than the price of aluminium, copper
Density therefore compared with prior art, the production cost and weight of busbar connector can be substantially reduced much larger than the density of aluminium,
And then reduce the production cost and weight of battery modules;Also, the first cylinder manifold 11 is kept into certain thickness, makes connecting plate 13
Thickness less than the first cylinder manifold 11 thickness, since the thickness of the first cylinder manifold 11 is directly proportional to the current carrying area of busbar connector,
And the thickness of connecting plate 13 is unrelated with the current carrying area of busbar connector, therefore, the design of the first cylinder manifold 11 is thicker, connecting plate 13 is set
Haggle over thin, not only may insure that busbar connector has preferably current-carrying capability, it is ensured that the situation that busbar connector can be more by electric current
Under, fever it is smaller, moreover it is possible to reduce the production material usage amount of busbar connector, to reduce the production cost and weight of busbar connector, into
And reduce the production cost and weight of battery modules.
In order to make busbar connector support plate 22 have preferably insulation performance, avoid between the outer wall of battery cell and busbar connector
Conduction, in battery modules provided in this embodiment, busbar connector support plate 22 is plastic plate.
Busbar connector support plate 22 can be polyethylene board, polypropylene board, polyvinyl chloride panel etc..
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System;Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced;And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (9)
1. a kind of busbar connector characterized by comprising busbar connector ontology;
The inside of the busbar connector ontology is aluminium core, and the outside of aluminium core is coated with layers of copper;
The busbar connector ontology includes the first cylinder manifold, the second cylinder manifold and multiple connecting plates, and multiple connecting plates are set to
Between first cylinder manifold and second cylinder manifold, one end of the connecting plate is connect with first cylinder manifold, another
End is connect with second cylinder manifold, is formed between multiple connecting plates and first cylinder manifold and second cylinder manifold
Multiple pilot holes for being used to assemble cell polar ear;
The thickness of first cylinder manifold is greater than the thickness of the connecting plate.
2. busbar connector according to claim 1, which is characterized in that the thickness of the connecting plate is the first confluence plate thickness
The 1/3-2/3 of degree.
3. busbar connector according to claim 1, which is characterized in that the thickness of second cylinder manifold is greater than the connecting plate
Thickness.
4. busbar connector according to claim 3, which is characterized in that the thickness of first cylinder manifold and second cylinder manifold
It spends equal.
5. busbar connector according to claim 1, which is characterized in that offer on second cylinder manifold for fixing conducting wire
Fixation hole.
6. busbar connector according to claim 1, which is characterized in that the width of multiple connecting plates is equal.
7. busbar connector according to claim 1, which is characterized in that first cylinder manifold, second cylinder manifold and more
It is integrally formed between a connecting plate.
8. a kind of battery modules, which is characterized in that including multiple battery units, busbar connector support plate, binding strap and multiple such as power
Benefit requires the described in any item busbar connectors of 1-7, and multiple battery units are arranged successively, and is arranged outside multiple battery units
There is the binding strap, the binding strap is for fixing multiple battery units, and the top setting of the battery unit is
Busbar connector support plate is stated, the busbar connector support plate is connect with the battery unit;
The busbar connector is set to the top of multiple busbar connector support plates, and the busbar connector and adjacent multiple confluences
Arrange support plate connection;
It is provided with battery core in the battery unit, mounting hole is offered in the busbar connector support plate, the cell polar ear is worn
The mounting hole, each busbar connector are connect with the cell polar ear of adjacent multiple battery cores.
9. battery modules according to claim 8, which is characterized in that the busbar connector support plate is plastic plate.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822060925.1U CN209217102U (en) | 2018-12-07 | 2018-12-07 | Busbar connector and battery modules |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201822060925.1U CN209217102U (en) | 2018-12-07 | 2018-12-07 | Busbar connector and battery modules |
Publications (1)
Publication Number | Publication Date |
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CN209217102U true CN209217102U (en) | 2019-08-06 |
Family
ID=67463709
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Application Number | Title | Priority Date | Filing Date |
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CN201822060925.1U Expired - Fee Related CN209217102U (en) | 2018-12-07 | 2018-12-07 | Busbar connector and battery modules |
Country Status (1)
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CN (1) | CN209217102U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111293265A (en) * | 2020-02-24 | 2020-06-16 | 湖北亿纬动力有限公司 | Busbar electrical isolation assembly and battery |
CN115088121A (en) * | 2020-04-29 | 2022-09-20 | 株式会社Lg新能源 | Battery module and battery pack including the same |
-
2018
- 2018-12-07 CN CN201822060925.1U patent/CN209217102U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111293265A (en) * | 2020-02-24 | 2020-06-16 | 湖北亿纬动力有限公司 | Busbar electrical isolation assembly and battery |
CN115088121A (en) * | 2020-04-29 | 2022-09-20 | 株式会社Lg新能源 | Battery module and battery pack including the same |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190806 Termination date: 20201207 |