CN110534678A - Battery component battery core combination and combined using the battery core - Google Patents
Battery component battery core combination and combined using the battery core Download PDFInfo
- Publication number
- CN110534678A CN110534678A CN201910888107.7A CN201910888107A CN110534678A CN 110534678 A CN110534678 A CN 110534678A CN 201910888107 A CN201910888107 A CN 201910888107A CN 110534678 A CN110534678 A CN 110534678A
- Authority
- CN
- China
- Prior art keywords
- battery
- battery core
- insulation board
- connecting portion
- tab
- 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
- 238000009413 insulation Methods 0.000 claims abstract description 40
- 238000000034 method Methods 0.000 claims description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 9
- 239000010949 copper Substances 0.000 claims description 9
- 238000005476 soldering Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000005452 bending Methods 0.000 claims description 2
- 239000000306 component Substances 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000005304 joining Methods 0.000 abstract description 3
- 239000008358 core component Substances 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 238000011900 installation process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
-
- 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
- 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
- H01M50/531—Electrode connections inside 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
- 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
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/574—Devices or arrangements for the interruption of current
- H01M50/579—Devices or arrangements for the interruption of current in response to shock
-
- 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
Abstract
The present invention relates to a kind of combination of battery core and using the battery component of battery core combination, battery core combination includes chipset, insulation board and circuit board, the chipset is formed by several single battery chip portfolios, each battery chip has upper surface and the lower end surface opposite with upper surface, the insulation board is covered on the upper surface, the circuit board is placed on the insulation board, and the upper surface is equipped with anode, negative lug, and the tab passes through insulation board and is fixedly connected with circuit board.The connection assist between tab fixed plate and tab and tab fixed plate in the prior art is not only omitted in this battery core component, the electric wire connection between tab fixed plate and circuit board is also omited simultaneously, has many advantages, such as that Joining Technology is simple, at low cost, bonding strength is high.
Description
Technical field
The present invention relates to batteries, and in particular to a kind of battery core component and lithium battery pack for electric vehicle.
Background technique
Because lithium battery has many advantages, such as specific energy height, long service life, more and more electric vehicle manufacturers are electric by lithium
Power source of the pond as electric vehicle.Tab is the carrier of battery and outside energy transmitting, for preferably fixed tab, existing skill
Through then again connecting tab connecting plate with circuit board by electric wire, using this frequently with the fixed tab of tab connecting plate in art
The battery of kind of structure has that structure is complicated, inside battery has a plurality of electric wire, and when shaking can cause electric wire to be broken and be easy short
The disadvantages of there are security risks on road.
Summary of the invention
In order to overcome drawbacks described above, the present invention provides a kind of battery core combination, and tab and circuit board are direct in battery core combination
Weld together, use hardwired mode between the two, therefore be connected firmly, will not occur because electric wire is disconnected caused by shaking
Situations such as splitting, be short-circuit.
The present invention is to solve technical solution used by its technical problem:
A kind of battery core combination, including chipset, insulation board and circuit board, the chipset is by several single battery chipsets
It closes, each battery chip has upper surface and the lower end surface opposite with upper surface, and the insulation board is covered on the upper end
Face, the circuit board are placed on the insulation board, and the upper surface is equipped with anode, negative lug, and the tab passes through insulation board
It is fixedly connected with circuit board.
Preferably, the tab includes first connecting portion and second connecting portion, and the second connecting portion is fixedly connected on
End face, the upward bending of the second connecting portion form first connecting portion, and the first connecting portion and second connecting portion form L-type knot
Structure.
Preferably, the insulation board is equipped with several first jacks, and the circuit board is equipped with opposite with first jack
The second jack answered, the first connecting portion are successively arranged in the first jack and the second jack, and the first connecting portion and second
It is welded and fixed between jack by soldering process.
Preferably, the shell of the battery chip is made of hard material, and the tab is copper sheet.
The present invention also provides a kind of battery components combined using battery core, including battery case and are placed in the battery case
The battery core in portion combines and support plate, the lower end surface of the battery chip are placed in the support plate, the battery case include box body with
And sealing cover is set to the lid of the box body.
Preferably, the support plate is equipped with several slots, and the lower end surface of the battery chip is inserted in the slot vertically
It is interior.
Preferably, the insulation board is equipped with several fixed columns, when battery core combination is placed in battery case, the fixation capital
Tightly in the lid.
Preferably, the lower edge of the lid is equipped with a circle groove, and the top edge of the box body is equipped with a circle protrusion, assembly
Formula, the protrusion are just inserted into groove.
Preferably, the lower edge of the lid is equipped with several blind holes, and embedded copper stud is equipped in the blind hole, described
The top edge of box body is equipped with several through-holes, when assembly, screw is passed through after through-hole and is lock onto copper stud.
Preferably, mounting knob on the lid, and AC standard socket hole is additionally provided on the lid.
The beneficial effects of the present invention are:
It 1) include chipset, insulation board and circuit board in the combination of this battery core, the tab in the chipset uses L-type knot
The first connecting portion of structure, tab is directly connect with circuit board, then by being welded and fixed, tab in the prior art is not only omitted
Connection assist between fixed plate and tab and tab fixed plate, at the same also omit tab fixed plate and circuit board it
Between electric wire connection, have many advantages, such as that Joining Technology is simple, at low cost, bonding strength is high, directly connected using tab with circuit board
The mode connect be the technical field a big technological break-through and innovation, practicability it is very strong；
2) in the present invention using insulation board and support plate come fixed chip group, wherein insulation board is for isolating chip group and electricity
Road plate, plays the role of insulation, and several fixed columns are equipped on insulation board, this fixed column inserts in lid when installation, prevents core
The inner parts such as piece group shake in battery case；And maintained a certain distance between chipset and the surrounding of box body, it is convenient for
The heat of chipset sheds in time；Overall structure of the present invention is simple, convenient for disassembly and assembly, and anti-seismic performance is high, have a vast market and
Application prospect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of battery core combination and support plate in the present invention；
Fig. 2 is the explosive view of Fig. 1；
Fig. 3 is the structural schematic diagram of chipset in the present invention；
Fig. 4 is the structural schematic diagram of insulation board in the present invention；
Fig. 5 is the structural schematic diagram of battery component in the present invention；
Fig. 6 is the exploded view of battery component in the present invention；
Fig. 7 is the structural schematic diagram of box body in the present invention；
Fig. 8 is the assembling flow path figure of battery component in the present invention；
In figure: 10- chipset, the upper surface 11-, the lower end surface 12-, 13- tab, 14- first connecting portion, the connection of 15- second
Portion, 20- insulation board, the first jack of 21-, 22- fixed column, 30- circuit board, the second jack of 31-, 40- support plate, 41- slot,
50- box body, 51- protrusion, 52- through-hole, 53- circular arc body, 60- lid, 61- handle, 62- socket aperture.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances so that presently filed embodiment described herein for example can be in addition to herein
Sequence other than those of diagram or description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that
Be to cover it is non-exclusive include, for example, containing the process, method, system, product or equipment of a series of steps or units not
Those of be necessarily limited to be clearly listed step or unit, but may include be not clearly listed or for these processes, side
The intrinsic other step or units of method, product or equipment.
For ease of description, spatially relative term can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be understood that spatially relative term is intended to comprising the orientation in addition to device described in figure
Except different direction in use or operation.For example, being described as if the device in attached drawing is squeezed " in other devices
It will be positioned as " under other devices or construction after part or construction top " or the device of " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " may include " ... top " and
" in ... lower section " two kinds of orientation.The device can also be positioned with other different modes and (is rotated by 90 ° or in other orientation), and
And respective explanations are made to the opposite description in space used herein above.
Embodiment: as shown in Figs 1-4, a kind of battery core combination, including chipset 10, insulation board 20 and circuit board 30, it is described
Chipset 10 is formed by several single battery chip portfolios, and each battery chip has upper surface 11 and opposite with upper surface
Lower end surface 12, the insulation board 20 are covered on the upper surface 11, and the circuit board 30 is placed on the insulation board 20, the upper surface
11 are equipped with anode, negative lug 13, and the tab 13 passes through insulation board 20 and is fixedly connected with circuit board 30, the battery chip
Shell be made of hard material, the tab 13 be copper sheet.Tab 13 in the present invention in battery chip is directly and circuit board
30 connections, are not only omitted the tab connecting plate in traditional handicraft, but also do not need to make to run wires to, therefore reduce battery core
Combined cost simplifies mounting process, improves bonding strength using Hard link between chipset and circuit board, will not be due to
The case where shaking and junction caused to be broken, and without using any electric wire, also there is no because of electric wire fracture, aging etc.
It is caused short circuit and bring safety issue.
As shown in figure 3, the tab 13 includes first connecting portion 14 and second connecting portion 15, the second connecting portion 15 is solid
Surely it is connected to upper surface 11, which forms first connecting portion 14, the first connecting portion and second
Interconnecting piece forms L-type structure.
As shown in figure 4, the insulation board 20 be equipped with several first jacks 21, the circuit board 30 be equipped with this first
Corresponding second jack 31 of jack, the first connecting portion 14 are successively arranged in the first jack and the second jack, and this first
It is welded and fixed between interconnecting piece 14 and the second jack 31 by soldering process.
Using the tab of L-type structure, 360 ° of installation can be carried out, therefore simplify production technology, the first of tab connects
Socket part 14 is directly connect with circuit board, then by being welded and fixed, tab fixed plate in the prior art, Yi Jiji is not only omitted
Connection assist between ear and tab fixed plate, while the connection of the electric wire between tab fixed plate and circuit board is also omited,
Have many advantages, such as that Joining Technology is simple, at low cost, bonding strength is high and vibration resistance can be good, it is direct with circuit board using tab
The mode of connection is a big technological break-through and innovation for the technical field, and practicability is very strong, has a vast market and applies
Prospect.
As illustrated in figs. 5-7, a kind of battery component combined using battery core of any of claims 1-4, it is special
Sign is: combining and support plate 40, the lower end of the battery chip including battery case and the battery core for being placed in the battery inside
Face 12 is placed in the support plate 40, and the battery case includes the lid 60 that box body 50 and sealing cover are set to the box body.The battery
Component includes chipset 10, insulation board 20, circuit board 30, support plate 40, box body 50 and lid 60, and wherein insulation board 20 was both used for
Chipset is isolated with circuit board again for fixed chip group upper surface, plays the role of insulation, when assembling, firstly, by chip
Battery chip in group is inserted with one by one in the slot 41 of support plate, then insulation board 20 is covered on chipset, and makes
Tab 13 passes through the first jack 21 on insulation board, then circuit board 30 is placed on insulation board 20, and tab is made to pass through circuit board
On the second jack 31, finally by soldering by tab welding on circuit board, to form mounted inner part；Again should
Inner part is integrally placed in box body 50, covers lid 60, lock screw.
The support plate 40 is equipped with several slots 41, and the lower end surface 12 of the battery chip is inserted in the slot vertically
It is interior, as shown in figure 4, the insulation board 20 is equipped with several fixed columns 22, when battery core combination is placed in battery case, the fixed column
22 hold out against in the lid 60, therefore, battery core firm combination can be fixed on to battery inside, in the present embodiment altogether
If the two sides of insulation board are respectively equipped with two and fix there are four fixing.
The lower edge of the lid 60 is equipped with a circle groove, and the top edge of the box body 50 is equipped with a circle protrusion 51, assembly
Formula, the protrusion 51 are just inserted into groove, and the lower edge of the lid 60 is equipped with several blind holes, are equipped with insertion in the blind hole
Formula copper stud, the top edge of the box body are equipped with several through-holes 52, when assembly, screw are passed through after through-hole and lock onto copper stud
It is interior.In the present embodiment, lid and box body are in rectangular shape, in the centre at the four angles end and each side of lid and box body
Position is respectively equipped with blind hole and through-hole, and screw is locked below box body in the blind hole of lid, can play the effect of waterproof；And
Groove is also used as gutter, and water is further prevented to enter in screw and screw is caused to get rusty；When installation, lid is placed on
Box body, and protrusion 51 on box body is inserted into the groove of lid, then penetrate below box body top edge screw and by spiral shell
Silk is lock onto through-hole and blind hole, and further increases the bonding strength of lid and box body.
As shown in Figure 5 and Figure 6, mounting knob 61 on the lid, and AC standard socket hole 62 is additionally provided on the lid, it inserts
Seat is fixed in the socket aperture 62 and is electrically connected with circuit board, is designed with and is recessed inwardly at four angles end of lid and box body
Circular arc body 53 also is provided with the circular arc body 53 of inside groove on the inner sidewall of box body, this structure can be improved the intensity of box body, peace
When dress, battery core combination is inserted in the slot of support plate 40, then this combination is put into togerther in box body 50, cover lid 60, and
Hold out against the fixed column 22 on insulation board on the inside of lid, so that the combination of entire battery core is fixed in battery case, it is entire fixed
Such as screw auxiliary fixing member is not used in the process, therefore assembling is simple and fast, between the surrounding and box body of battery core combination all
There are gaps, convenient for heat dissipation；During the installation process, it is put into battery case again after battery core combination being installed, therefore
Reduce the abrasion during the installation process to box body.
Operating process of the invention: as shown in figure 8, the battery chip in chipset is inserted with inserting in support plate first
In slot 41, then insulation board 20 is covered on chipset, and tab 13 is made to pass through the first jack 21 on insulation board, then by circuit
Plate 30 is placed on insulation board 20, and make tab pass through circuit board on the second jack 31, finally by soldering by tab welding in
On circuit board, to form mounted inner part；The inner part is integrally placed in box body 50 again, covers lid 60, is locked
Screw.
It should be pointed out that for those of ordinary skill in the art, without departing from the inventive concept of the premise, may be used also
To make several modifications and improvements, these are all within the scope of protection of the present invention.Therefore, the scope of protection of the patent of the present invention should be with
Subject to appended claims.
Claims (10)
1. a kind of battery core combination, it is characterised in that: including chipset (10), insulation board (20) and circuit board (30), the chip
Group (10) is formed by several single battery chip portfolios, and each battery chip has upper surface (11) and opposite with upper surface
Lower end surface (12), the insulation board (20) are covered on the upper surface (11), and the circuit board (30) is placed on the insulation board (20),
The upper surface (11) is equipped with anode, negative lug (13), and the tab (13) passes through insulation board (20) and circuit board (30)
It is fixedly connected.
2. battery core according to claim 1 combination, it is characterised in that: the tab (13) include first connecting portion (14) and
Second connecting portion (15), the second connecting portion (15) are fixedly connected on upper surface (11), which rolls over upwards
Bending forms L-type structure at first connecting portion (14), the first connecting portion and second connecting portion.
3. battery core combination according to claim 2, it is characterised in that: the insulation board (20) is equipped with several first jacks
(21), the circuit board (30) is equipped with the second jack (31) corresponding with first jack, the first connecting portion (14)
It is successively arranged in the first jack and the second jack, and passes through soldering process between the first connecting portion (14) and the second jack (31)
It is welded and fixed.
4. battery core combination according to claim 1, it is characterised in that: the shell of the battery chip is hard material system
At the tab (13) is copper sheet.
5. a kind of battery component combined using battery core of any of claims 1-4, it is characterised in that: including battery
Box and battery core combination and support plate (40) for being placed in the battery inside, the lower end surface (12) of the battery chip is placed in the branch
On fagging (40), the battery case includes the lid (60) that box body (50) and sealing cover are set to the box body.
6. battery component according to claim 5, it is characterised in that: the support plate (40) is equipped with several slots
(41), the lower end surface (12) of the battery chip is inserted in vertically in the slot.
7. battery component according to claim 5, it is characterised in that: the insulation board (20) is equipped with several fixed columns
(22), when battery core combination is placed in battery case, which is held out against in the lid (60).
8. battery component according to claim 5, it is characterised in that: it is recessed that the lower edge of the lid (60) is equipped with a circle
Slot, the top edge of the box body (50) are equipped with one and enclose raised (51), and assembled, the protrusion (51) is just inserted into groove.
9. battery component according to claim 8, it is characterised in that: it is blind that the lower edge of the lid (60) is equipped with several
Hole is equipped with embedded copper stud in the blind hole, and the top edge of the box body is equipped with several through-holes (52), when assembly, by screw
After through-hole and it lock onto copper stud.
10. battery component according to claim 9, it is characterised in that: mounting knob (61) on the lid, and the lid
On be additionally provided with AC standard socket hole (62).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910888107.7A CN110534678A (en) | 2019-09-19 | 2019-09-19 | Battery component battery core combination and combined using the battery core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910888107.7A CN110534678A (en) | 2019-09-19 | 2019-09-19 | Battery component battery core combination and combined using the battery core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110534678A true CN110534678A (en) | 2019-12-03 |
Family
ID=68669314
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910888107.7A Pending CN110534678A (en) | 2019-09-19 | 2019-09-19 | Battery component battery core combination and combined using the battery core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110534678A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366377A (en) * | 2020-11-09 | 2021-02-12 | 华霆（合肥）动力技术有限公司 | Pole piece fracture prevention device and battery cell module |
| WO2021253356A1 (en) * | 2020-06-18 | 2021-12-23 | 东莞新能安科技有限公司 | Battery pack |
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