CN110379989A - Battery with a battery cell - Google Patents
Battery with a battery cell Download PDFInfo
- Publication number
- CN110379989A CN110379989A CN201910777598.8A CN201910777598A CN110379989A CN 110379989 A CN110379989 A CN 110379989A CN 201910777598 A CN201910777598 A CN 201910777598A CN 110379989 A CN110379989 A CN 110379989A
- Authority
- CN
- China
- Prior art keywords
- gasket
- battery
- interconnecting piece
- battery unit
- card slot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/10—Batteries in stationary systems, e.g. emergency power source in plant
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Sealing Battery Cases Or Jackets (AREA)
- Connection Of Batteries Or Terminals (AREA)
Abstract
The invention relates to a battery, comprising: a battery unit (1) comprising a first battery unit and a second battery unit arranged side by side with the first battery unit; the gasket (2) comprises a first gasket which is superposed and connected with the lug (11) of the first battery unit and a second gasket which is superposed and connected with the lug (11) of the second battery unit, and a clamping groove (21) is formed in the surface of the gasket (2) opposite to the lug (11); and the connecting part (3) comprises two gasket connecting parts (31) which are respectively arranged in the clamping groove (21) of the first gasket and the clamping groove (21) of the second gasket, and the gasket connecting parts (31) are matched with the corresponding clamping grooves (21) and are connected with the corresponding gaskets (2). By applying the technical scheme of the invention, the gasket is provided with the groove, and the gasket connecting part of the connecting part is clamped in the groove, so that the contact area of the gasket and the connecting part is increased while the connection firmness of the gasket and the connecting part is ensured, and the resistance of the battery is favorably reduced.
Description
Technical field
The present invention relates to field of batteries, in particular to a kind of battery.
Background technique
Aluminum-shell battery can be used for the fields such as electric vehicle, energy storage, but single battery is since energy is small, voltage is low, generally all
It is to apply afterwards in groups.But the tab of aluminum-shell battery especially ternary battery is smooth aluminium block, can not directly in groups, it usually needs
It adds after the accessory welding being easily attached in groups, if but being not connected firmly due to plane error at lens and battery pole ear
Gu then will increase groups of unstability and resistance.
Summary of the invention
The present invention is intended to provide a kind of battery, not high with the stability for improving battery unit connection existing in the prior art
The problem of.
According to an aspect of an embodiment of the present invention, the present invention provides a kind of battery, battery includes:
Battery unit, including the first battery unit and the second battery unit being arranged side by side with the first battery unit；
Gasket, the pole including the first gasket for being stacked and connecting with the tab of the first battery unit and with the second battery unit
The second gasket that ear is stacked and connects is provided with card slot on the surface back to tab of gasket；And
Connecting component, two gaskets that the card slot including being separately positioned on the first gasket neutralizes in the card slot of the second gasket connect
Socket part, gasket interconnecting piece are adapted with corresponding card slot, and are connected with corresponding gasket.
Optionally, gasket and corresponding tab welding.
Optionally, it is arranged fluted on gasket, groove is located at the bottom of card slot, position and tab of the gasket in bottom portion of groove
Welding.
Optionally, gasket and gasket interconnecting piece are detachably connected.
Optionally, gasket is connected through a screw thread part with gasket interconnecting piece and connect.
Optionally, connecting component further includes the intermediate connection being connected between two gasket interconnecting pieces and for slowing down vibration
Portion.
Optionally, the rigidity of middle interconnecting piece is less than the rigidity of gasket interconnecting piece.
Optionally, middle interconnecting piece includes the side by side and spaced apart at least two bar-like member both ends of bar-like member
It is connect respectively with two gasket interconnecting pieces.
Optionally, middle interconnecting piece is wholely set with gasket interconnecting piece.
Optionally, card slot cross section is trapezoidal or T-type.
Optionally, two gasket interconnecting pieces are arranged along first direction, and card slot extends in a first direction.
It applying the technical scheme of the present invention, gasket is provided with card slot, and the gasket interconnecting piece of connecting component is stuck in card slot,
The contact area both increased while ensure that the connectivity robustness of gasket and connecting component, advantageously reduces the electricity of battery
Resistance.
By referring to the drawings to the detailed description of exemplary embodiment of the present invention, other feature of the invention and its
Advantage will become apparent.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 shows the schematic perspective view of the battery of the embodiment of the present invention；
Fig. 2 shows the schematic view of the front view of the battery of the embodiment of the present invention；
Fig. 3 shows the cross section structure schematic diagram in Fig. 2 at A-A；
Fig. 4 shows the overlooking structure diagram of the battery of the embodiment of the present invention；
Fig. 5 shows the schematic perspective view of the gasket of the battery of the embodiment of the present invention；
Fig. 6 shows the schematic view of the front view of the gasket of the battery of the embodiment of the present invention；
Fig. 7 shows the overlooking structure diagram of the gasket of the battery of the embodiment of the present invention；And
Fig. 8 shows the side structure schematic view of the gasket of the battery of the embodiment of the present invention.
In figure:
1, battery unit；11, tab；2, gasket；21, slot；22, threaded hole；23, groove；3, connecting component；31, gasket
Interconnecting piece；32, middle interconnecting piece；4, threaded connector.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Below
Description only actually at least one exemplary embodiment be it is illustrative, never as to the present invention and its application or make
Any restrictions.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Under every other embodiment obtained, shall fall within the protection scope of the present invention.
Fig. 1 shows the schematic perspective view of the battery of the present embodiment；Fig. 2 shows the main views of the battery of the present embodiment
Structural schematic diagram；Fig. 3 shows the cross section structure schematic diagram in Fig. 2 at A-A；Fig. 4 shows the vertical view of the battery of the present embodiment
Structural schematic diagram.
In connection with Figures 1 to 4, in the present embodiment battery include battery unit 1, it is stacked simultaneously with the tab 11 of battery unit 1
The connecting component 3 of gasket 2 on two battery units of gasket 2 and connection of connection.
Battery unit 1 includes the first battery unit and the second battery unit being arranged side by side with the first battery unit.Gasket 2
It is stacked simultaneously including the first gasket that is stacked with the tab 11 of the first battery unit and connecting and with the tab 11 of the second battery unit
Second gasket of connection.
Gasket 2 and connecting component 3 are conductor.Preferably, gasket 2 and connecting component 3 it is good using electric conductivity and
With ductility in order to the metal or nonmetallic materials, such as aluminium, copper, nickel etc. of processing.
The anode of first battery unit is connect by connecting component 3 with the cathode of the second battery unit, to realize two batteries
The series connection of unit 1.In further embodiments, connecting component 3 connects the positive or negative pole of two battery units 1, to realize
The parallel connection of two battery units 1.
Fig. 5 shows the schematic perspective view of the gasket 2 of the battery of the present embodiment, and Fig. 6 shows the main view knot of gasket 2
Structure schematic diagram；Fig. 7 shows the overlooking structure diagram of gasket 2；Fig. 8 shows the side structure schematic view of gasket 2.
In conjunction with shown in Fig. 1 to 8, gasket 2 is stacked with the tab 11 of battery unit 1 and connect with the tab 11, the back of gasket 2
There is card slot 21 to facility on the surface of tab 11.Connecting component 3 includes that the card slot 21 being stuck on the first gasket neutralizes second
Two gasket interconnecting pieces 31 in the card slot 21 of gasket, gasket interconnecting piece 31 are adapted with corresponding card slot 21, and with it is corresponding
Gasket 2 connects.
In the present embodiment, the gasket interconnecting piece 31 of connecting component 3 is arranged in card slot 21, is conducive to increase gasket 2 and connect
The stable connection of relay part 3, while the contact area of connecting component 3 and gasket 2 is increased, advantageously reduce the electricity of battery
Resistance.
As shown in Figure 5 and Figure 8, the cross section of card slot 21 is T-shaped, and card slot 21 is extended by one end of gasket 2 towards the other end, even
The gasket interconnecting piece 31 of relay part 3 can be inserted into card slot 21 from the end of gasket 2.
In further embodiments, the cross section of card slot 21 is trapezoidal.The bottom of the tab 11 of trapezoidal adjacent cells unit 1
The length on side is greater than the length on the bottom edge of trapezoidal separate tab 11.
Two gasket interconnecting pieces 31 of connecting component 3 are arranged side by side along first direction, and card slot 21 is along first direction by gasket 2
End towards internal stretch, in order to which gasket interconnecting piece 31 can be inserted into along card slot 21 along first direction.
The welding of the tab 11 of gasket 2 and battery unit 1.As shown in figure 5, fluted 23 are arranged on gasket 2, groove 23 is located at
The bottom of card slot 21, gasket 2 is welded in the bottom position of groove 23 and the tab 11 of battery unit 1, by the gasket 2 at groove 23
It is welded with the tab 11 of battery unit 1, advantageously reduces the thickness of soldered material, reduced and made because of welding penetration deficiency
At the undesirable probability of welding quality.Gasket 2 with a thickness of 0.5 to 1 millimeter at groove 23.
Connecting component 3 and gasket 2 are detachably connected, in order to dismantle battery or replace the battery list of the part in battery
Member 1.
As described in figures 1 and 5, the gasket interconnecting piece 31 with gasket 2 of connecting component 3 are connected through a screw thread part 4 and connect, gasket 2
On be provided with threaded hole 22 compatible with threaded connector 4.
As shown in Figures 1 to 4, connecting component 3 includes two gasket interconnecting pieces 31 being arranged side by side along first direction and connection
The rigidity of middle interconnecting piece 32 between two gasket interconnecting pieces 31, middle interconnecting piece 32 is less than gasket interconnecting piece 31, so that
Middle interconnecting piece 32 being capable of slowing down vibration.
As shown in figure 4, middle interconnecting piece 32 include side by side and spaced apart at least two bar-like member, bar-like member
Both ends are connect with two gasket interconnecting pieces 31 respectively.
In the present embodiment, the gasket interconnecting piece 31 and middle interconnecting piece 32 of connecting component 3 are wholely set.Middle interconnecting piece 32
It is formed by opening up strip-shaped hole in a strip-shaped members, forms above-mentioned bar-like member between two adjacent strip-shaped holes.
The present embodiment additionally provides a kind of positioning element, and the positioning element is for being located in gasket 2 relative to battery list
The predetermined position of member 1.Positioning element has chamber compatible with the top of battery unit 1 and positioning compatible with gasket 2
Hole, after covering positioning element on battery unit 1, location hole i.e. 2 are located at predetermined position of the gasket 2 relative to battery unit 1,
After gasket 2 is placed in location hole, gasket 2 is positioned in its predetermined position relative to battery unit 1, in order to by gasket
2 and the tab 11 of battery unit 1 weld together.Preferably, by gasket 2 and battery unit 1 by the way of laser welding
Tab 11 welds together.
After on the tab 11 that gasket 2 is welded on battery unit 1, two gasket interconnecting pieces 31 of connecting component 3 are divided
It is not inserted into the card slot 21 of the gasket 2 on two adjacent battery units 1, and gasket 2 and gasket interconnecting piece 31 is passed through into screw thread
Connector 4 connects, so that gasket 2 and connecting component 3 are closely reliably connected together.
The battery of the present embodiment has technical effect below:
1, gasket 2 is equipped with card slot 21 compatible with the gasket interconnecting piece 31 of connecting component 3, and gasket interconnecting piece 31 is located at card
In slot 21, the tightness and firmness of gasket 2 and the connection of connecting component 3 are protected, and advantageously reduce the resistance of battery.
2, connecting component 3 includes two gasket interconnecting pieces 31 and the intermediate connection being connected between two gasket interconnecting pieces 31
The rigidity in portion 32, middle interconnecting piece 32 is less than gasket interconnecting piece 31, so that middle interconnecting piece 32 can play the work of slowing down vibration
With advantageously ensuring that the reliability that connecting component 3, gasket 2 and tab 11 connect, be beneficial to prevent connection structure and fail and guarantee
Good electric conductivity.
3, connecting component 3 and gasket 2 are connected through a screw thread the connection of part 4, in order to which battery roll repairs or replace battery list
Member 1.
It can be seen that the battery of the present embodiment solves into contact conductivity problems of the lens with battery pole ear, vibration
Under state connectivity robustness problem and battery unit can not directly in groups the problem of.
The foregoing is merely exemplary embodiment of the present invention, are not intended to limit the invention, all in spirit of the invention
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (11)
1. a kind of battery characterized by comprising
Battery unit (1), including the first battery unit and the second battery unit being arranged side by side with the first battery unit；
Gasket (2), including the first gasket that is stacked with the tab (11) of first battery unit and connecting and with described second
The tab (11) of battery unit is stacked and the second gasket for connecting, on the surface back to the tab (11) of the gasket (2)
It is provided with card slot (21)；And
Connecting component (3), the card slot (21) including being separately positioned on first gasket neutralize the card slot of second gasket
(21) two gasket interconnecting pieces (31) in, the gasket interconnecting piece (31) are adapted with corresponding card slot (21), and with it is corresponding
The gasket (2) connection.
2. battery according to claim 1, which is characterized in that the gasket (2) is welded with the corresponding tab (11).
3. battery according to claim 2, which is characterized in that fluted (23), the groove is arranged on the gasket (2)
(23) it is located at the bottom of the card slot (21), position and the tab (11) of the gasket (2) in the groove (23) bottom
Welding.
4. battery according to claim 1, which is characterized in that the gasket (2) and the gasket interconnecting piece (31) are removable
It connects with unloading.
5. battery according to claim 1, which is characterized in that the gasket (2) passes through with the gasket interconnecting piece (31)
Threaded connector (4) connection.
6. battery according to claim 1, which is characterized in that the connecting component (3) further includes being connected to described in two
Middle interconnecting piece (32) between gasket interconnecting piece (31) and for slowing down vibration.
7. battery according to claim 6, which is characterized in that the rigidity of the middle interconnecting piece (32) is less than the gasket
The rigidity of interconnecting piece (31).
8. battery according to claim 6, which is characterized in that the middle interconnecting piece (32) includes side by side and arranged for interval
At least two bar-like members, the both ends of the bar-like member are connect with described two gasket interconnecting pieces (31) respectively.
9. battery according to claim 6, which is characterized in that the middle interconnecting piece (32) and the gasket interconnecting piece
(31) it is wholely set.
10. battery according to claim 1, which is characterized in that card slot (21) cross section is trapezoidal or T-type.
11. battery according to claim 1, which is characterized in that two gasket interconnecting pieces (31) are along first direction cloth
It sets, the card slot (21) extends along the first direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910777598.8A CN110379989A (en) | 2019-08-22 | 2019-08-22 | Battery with a battery cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910777598.8A CN110379989A (en) | 2019-08-22 | 2019-08-22 | Battery with a battery cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110379989A true CN110379989A (en) | 2019-10-25 |
Family
ID=68260285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910777598.8A Pending CN110379989A (en) | 2019-08-22 | 2019-08-22 | Battery with a battery cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110379989A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102479934A (en) * | 2010-11-30 | 2012-05-30 | 现代自动车株式会社 | Battery module structure |
| CN103296241A (en) * | 2012-03-02 | 2013-09-11 | 深圳市比亚迪锂电池有限公司 | Electrical connector and cell |
| CN203536497U (en) * | 2013-08-23 | 2014-04-09 | 惠州亿纬锂能股份有限公司 | Assembled battery connecting device |
| CN104051698A (en) * | 2014-06-05 | 2014-09-17 | 江苏华东锂电技术研究院有限公司 | Battery pack with tab connection |
| CN203932178U (en) * | 2014-04-29 | 2014-11-05 | 谢振华 | Conducting composite metal sheet between the lug of inside battery or battery |
| CN207800734U (en) * | 2017-11-23 | 2018-08-31 | 北京华特时代电动汽车技术有限公司 | Battery pack assembly and connection component |
| CN210074002U (en) * | 2019-08-22 | 2020-02-14 | 珠海格力电器股份有限公司 | Battery with a battery cell |
-
2019
- 2019-08-22 CN CN201910777598.8A patent/CN110379989A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102479934A (en) * | 2010-11-30 | 2012-05-30 | 现代自动车株式会社 | Battery module structure |
| CN103296241A (en) * | 2012-03-02 | 2013-09-11 | 深圳市比亚迪锂电池有限公司 | Electrical connector and cell |
| CN203536497U (en) * | 2013-08-23 | 2014-04-09 | 惠州亿纬锂能股份有限公司 | Assembled battery connecting device |
| CN203932178U (en) * | 2014-04-29 | 2014-11-05 | 谢振华 | Conducting composite metal sheet between the lug of inside battery or battery |
| CN104051698A (en) * | 2014-06-05 | 2014-09-17 | 江苏华东锂电技术研究院有限公司 | Battery pack with tab connection |
| CN207800734U (en) * | 2017-11-23 | 2018-08-31 | 北京华特时代电动汽车技术有限公司 | Battery pack assembly and connection component |
| CN210074002U (en) * | 2019-08-22 | 2020-02-14 | 珠海格力电器股份有限公司 | Battery with a battery cell |
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