CN107946489A - A kind of battery modules - Google Patents
A kind of battery modules Download PDFInfo
- Publication number
- CN107946489A CN107946489A CN201711179638.6A CN201711179638A CN107946489A CN 107946489 A CN107946489 A CN 107946489A CN 201711179638 A CN201711179638 A CN 201711179638A CN 107946489 A CN107946489 A CN 107946489A
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- Prior art keywords
- plate
- cover board
- groove
- pressing plate
- buckle
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- 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
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
-
- 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
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/102—Primary casings, jackets or wrappings of a single cell or a single battery characterised by their shape or physical structure
- H01M50/112—Monobloc comprising multiple compartments
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- 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
- H01M50/10—Primary casings, jackets or wrappings of a single cell or a single battery
- H01M50/172—Arrangements of electric connectors penetrating the casing
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- 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
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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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Abstract
The present invention relates to a kind of battery modules, including battery pack, strap, integrated cover board, pressing plate, upper cover, two end plates and press strip, the end plate to be made of PC plate, panel beating plate and two established angles；The end plate is placed in the both ends of battery pack along cell thickness direction, the strap ties up battery and end plate, integrated cover board uses laser welding with battery pack, it is integrated to be connected between cover board, pressing plate, upper cover and end plate using buckle-type, connected between press strip and end plate using blind rivet, the present invention is not only cost-effective, improve production efficiency, and the weight of module is alleviated, the energy density of system is improved, improves the service life of battery.
Description
Technical field
The invention belongs to the technical field of New-energy electric vehicle, more particularly it relates to a kind of battery modules.
Background technology
Core component of the lithium-ion-power cell module as electric automobile, the direct shadow of reliability of its structure
Ring the performance and the length in service life to whole battery system.At present, in New-energy electric vehicle industry, battery modules be by
Multiple single battery series/parallels get up to be placed among cover board and bottom plate, and battery modules are surrounded by side plate and end plate, bottom plate,
Side plate, end plate and cover board are fixed by bolts, then manually fixed it is urgent, before upper cover plate, need first by connection in series-parallel pole piece and
Connecting screw progress is pre- urgent, then connects signal wire and wiring, then connection in series-parallel pole piece is urgent, and cover board finally is attached to battery mould
In group.Not only weight is big for current this battery modules, and it is of high cost, structural strength is low.
Patent CN205452419U provides a kind of battery modules, including strap, chassis, upper cover plate and module body,
Strap is bundled from module body middle part, and the bottom of module body is located on chassis, the upper end upper cover plate of module body
Covered, be respectively equipped with bottom end plate and upper head plate on chassis and upper cover plate, chassis and upper cover plate are fastened on module body
Both ends, connect into a cylinder by bottom end plate and upper head plate by bolt, pole piece and harness are integrated with upper cover plate.Although the patent
Production efficiency is improved, but there are following shortcoming：1st, battery has cell breath in charge and discharge process, this structure
Battery modules binding connects too dead, it is impossible to provides space for battery breathe effect, is unfavorable for improving the service life of battery；2、
Not only easily loosening is bolted, and bolt fastening needs to use dedicated instrument, and spiral shell is easy to cause during repeated disassembled and assembled
The damage of keyhole；3rd, the harness on upper cover plate and pole piece do not take protective measure, and there are serious security risk；4th, chassis
Setting add the weight of battery modules, be unfavorable for the raising of module energy force density.
Patent CN206574766U discloses a kind of battery modules, including one or more battery group, end plate, band and mould
Although group upper cover, the security of battery modules is improved wherein on module on lid integrally formed with output stage protection cap, the patent,
But still space cannot be provided for battery breathe effect, it is unfavorable for improving the service life of battery, and one is covered on module
Body formed output stage protection cap is unfavorable for module group assembling operation.
The content of the invention
In order to solve the problems, such as big battery modules weight, low production efficiency, of high cost low with structural strength, present invention proposition
A kind of battery modules.
The present invention is to realize that above-mentioned target adopts the technical scheme that：
A kind of battery modules, including the battery pack for forming matrix type is stacked by multiple rectangular cells, each battery is equipped with
Opposite polarity two rectangle poles, it is characterised in that further include two straps, integrated cover board, pressing plate, upper cover, two pieces of ends
Plate and press strip；
The strap uses elastic material；
The integrated cover board includes cover board and integrated series/parallel pole piece, total output pole plate, thermistor, letter on the cover board
Number collector, terminal and harness, two sides along cell thickness direction of the cover board are equipped with some L-shaped bayonets, described
To being externally provided with some triangular hills on two sides along cell widths direction of cover board；
Stub bar and recess that bottom carries triangle are interval with two sides along cell thickness direction of the pressing plate,
Groove 1 is equipped with along cell thickness direction on the pressing plate, the groove 1 is equipped with wiring harness fastener, connector and connector card
Button, 1 both sides of groove are arranged with groove 2 and groove 3；
Two sides along cell thickness direction of the upper cover are equipped with the long strip that bottom carries triangle, the long strip
Position it is corresponding with the recess on pressing plate；
The end plate is made of PC plate, panel beating plate and two established angles, and the PC plate and panel beating plate are bonded in one using seccotine
Rise, the established angle is welded on the outside of panel beating plate, and the panel beating plate includes rectangular slab and is arranged on two of rectangular slab upper end
Ear, the rectangular slab are extended upward through equipped with two outside protuberances along cell widths side so as to be formed between PC plate
Gap, along some square through holes are transversely provided with the protuberance, the ear is equipped with square bayonet and blind rivet hole A；
The press strip is the strip housing that a upper surface is opened wide, and blind rivet hole B is equipped with the face of press strip short side；
The width of the strap is 15 ~ 25mm, and the thickness of strap is 0.8 ~ 2.5mm.
The cover board is equipped with pole piece groove, harness groove, thermistor groove, straight trough mouth and total line outlet groove, on the straight trough mouth
Equipped with the corresponding venthole of battery core explosion-proof valve.
Groove 2 on the pressing plate is corresponding with the outermost pole piece groove on integrated cover board, and the correspondence of the groove 2 is always defeated
The position for going out pole piece is equipped with port, and the corresponding side of the port is equipped with notch.
Groove 3 on the pressing plate is corresponding with the straight trough mouth on integrated cover board, and the groove 3 is equipped with and battery core explosion-proof valve
Corresponding waist-shaped hole.
The thickness of the PC plate is 0.3 ~ 0.8mm, 1 ~ 2mm of thickness of the panel beating plate.
Two protuberances are distributed in the close lower end of rectangular slab and by place near to the upper end.
The established angle is arranged on the centre of two protuberances.
Two outstanding beadings are additionally provided with the panel beating plate, the beading is arranged on the centre of two established angles.
The bottom surface of the press strip is equipped with exhausting-gas hole.
Battery modules assembling mode：End plate is placed in the both ends of battery pack along cell thickness direction, and strap bypasses end plate
Protuberance battery pack and end plate are tied up from outside；Integrated cover board is placed in the top of battery pack, integrates the series/parallel on cover board
Laser welding is used between pole piece and total output pole plate and the pole of battery, the triangular hill on integrated cover board is caught on end plate
Square bayonet in, harness and thermistor are gathered together from total line outlet groove of integrated cover board and involve, and are connected on terminal；Pressure
Plate is placed in integrated cover board top and protects integrating pole piece, signal picker, thermistor and harness on cover board, and terminal is put
In being connected on pressing plate with connector, wiring harness fastener and connector buckle prevent harness from running helter-skelter, and the stub bar on pressing plate is caught in integrated
In L-shaped bayonet on cover board, pressing plate is equipped with port and leaks total output pole plate outside so that exterior series connection copper bar passes through pressure
Notch on plate can be directly connected with total output pole plate；Press strip is placed in the groove 3 on pressing plate, by blind rivet connection trim strip and
End plate, when battery anti-explosion valve is opened, gas is successively by the waist-shaped hole on the venthole and pressing plate on integrated cover board from press strip
Exhausting-gas hole discharge；On be placed on pressing plate and protect whole battery modules, the long strip on upper lid is through the recess card on pressing plate
Enter in the L-shaped bayonet on integrated cover board.
Beneficial effects of the present invention：1st, module uses snap fit, saves side plate, bottom plate and fastening assembly, not only saves
About cost, raising efficiency, and the weight of module is alleviated, improve module energy density；2nd, using by PC plate and panel beating plate
The end plate protection battery core to bond together, is fixed with elastic strap, is formed between the protuberance and PC plate that are set in panel beating plate
Gap, not only ensure that the structural strength of module, but also certain space is provided for battery breathe effect, improve battery
Service life；3rd, the end plate of module and press strip are connected using blind rivet, and enough intensity is provided for module vertical direction.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is explosive view of the present invention；
Fig. 3 is integrated cover plate schematic diagram；
Fig. 4 is cover board axonometric drawing；
Fig. 5 is cover board top view；
Fig. 6 is cover board A-A sectional views；
Fig. 7 is cover board B-B sectional views；
Fig. 8 is pressing plate schematic diagram；
Fig. 9 is upper cover schematic diagram；
Figure 10 is end plate schematic diagram；
Figure 11 is end plate partial enlarged view；
Figure 12 is panel beating plate schematic diagram；
Figure 13 is press strip schematic diagram；
Figure 14 is not install the battery modules assembling figure before upper cover.
In figure：1st, battery pack 2, strap 3, integrated cover board 4, pressing plate 5, upper cover 6, end plate 7, press strip
8th, blind rivet 31, cover board 32, series/parallel pole piece 33, total output pole plate 34, thermistor 35, signal acquisition
Device
36th, terminal 37, harness 41, stub bar 42, recess 43, groove 2 44, groove 3 45, groove 1
46th, notch 47, wiring harness fastener 48, connector 49, connector buckle 51, long strip 61, PC plate
62nd, panel beating plate 63, established angle 71, exhausting-gas hole 72, blind rivet hole B 311, L-shaped bayonet 312, triangular hill
313rd, pole piece groove 314, harness groove 315, thermistor groove 316, straight trough mouth 317, venthole
318th, total line outlet groove 431, port 441, waist-shaped hole 621, rectangular slab 622, ear 6211, protuberance
6212nd, square through hole 6213, beading 6221, blind rivet hole A 6222, square bayonet.
Embodiment
In order to solve the problems, such as big battery modules weight, low production efficiency, of high cost low with structural strength, present invention proposition
A kind of battery modules.With reference to diagram, the present invention is further explained.Harness is eliminated in Fig. 1,2,8 and 14.
As depicted in figs. 1 and 2, a kind of battery modules, including the battery pack for forming matrix type is stacked by multiple rectangular cells
(1), two straps (2), integrated cover board (3), pressing plate (4), upper cover (5), two end plates (6) and press strip (7).
Each battery is equipped with opposite polarity two rectangle poles.
The strap (2) uses elastic material.
As shown in figure 3, integrated cover board (3) includes cover board（31）And it is integrated in cover board（31）On series/parallel pole piece
(32), total output pole plate (33), thermistor（34）, signal picker（35）, terminal（36）And harness（37）；As Fig. 2,4,5,
Shown in 6 and 7, cover board（31）Two sides along cell thickness direction be equipped with some L-shaped bayonets（311）, it is wide along battery
Spend on two sides in direction to being externally provided with some triangular hills（312）, cover board（31）It is equipped with pole piece groove（313）, harness groove
（314）, thermistor groove（315）, straight trough mouth（316）With total line outlet groove（318）, the straight trough mouth（316）It is equipped with and battery core
The corresponding venthole of explosion-proof valve（317）.
Bottom, which is interval with, as shown in 2 and 8, on two sides along cell thickness direction of pressing plate (4) carries triangle
Stub bar（41）And recess（42）, groove 1 is equipped with along cell thickness direction on the pressing plate (4)（45）, the groove 1
（45）It is equipped with wiring harness fastener（47）, connector（48）It is buckled with connector（49）, the groove 1（45）Both sides are arranged with recessed
Groove 2（43）With groove 3（44）；Groove 2 on the pressing plate (4)（43）With the outermost pole piece groove on integrated cover board (3)
（313）It is corresponding, the groove 2（43）The position of the total output pole plate of correspondence (33) be equipped with port（431）, the port（431）
Corresponding side is equipped with notch（46）；Groove 3 on the pressing plate (4)（44）With the straight trough mouth on integrated cover board (3)（316）It is right
Should, the groove 3（44）It is equipped with and the corresponding waist-shaped hole of battery core explosion-proof valve（441）.
As shown in figs. 2 and 9, two sides along cell thickness direction of the upper cover (5) carry triangle equipped with bottom
The long strip of shape（51）, the long strip（51）Position and pressing plate (4) on recess（42）It is corresponding.
As shown in FIG. 10 and 11, end plate (6) is by PC plate（61）, panel beating plate（62）With two established angles（63）Composition, it is described
PC plate（61）And panel beating plate（62）Bonded together using seccotine, the established angle（63）It is welded on panel beating plate（62）It is outer
Side.As indicated in figs. 2 and 12, panel beating plate（62）Including rectangular slab（621）Be arranged on rectangular slab（621）Two ears of upper end
（622）, rectangular slab（621）Extended upward through along cell widths side equipped with two outside protuberances（6211）So that and PC plate
（61）Between form gap, protuberance（6211）On along being transversely provided with some square through holes（6212）, two protuberances
（6211）It is distributed in rectangular slab（621）Close lower end and by place near to the upper end, established angle（63）It is arranged on two protuberances
（6211）Centre, panel beating plate（62）On be additionally provided with two outstanding beadings（6213）, the beading（6213）It is arranged on
Two established angles（63）Centre, ear（622）It is equipped with square bayonet（6222）With blind rivet hole A（6221）.
As shown in figure 13, press strip (7) is the strip housing that a upper surface is opened wide, and is set on the face of press strip (7) short side
There is blind rivet hole B（72）, the bottom surface of the press strip (7) is equipped with exhausting-gas hole（71）.
The width of the strap (2) is 15 ~ 25mm, and the thickness of strap (2) is 0.8 ~ 2.5mm.
The PC plate（61）Thickness be 0.3 ~ 0.8mm, the panel beating plate（62）1 ~ 2mm of thickness.
Assembling mode：As shown in figure 14, end plate (6) is placed in the both ends of battery pack (1), strap along cell thickness direction
(2) protuberance of end plate (6) is bypassed（6211）From outside by battery pack（1）Tied up with end plate (6)；Integrated cover board (3) is placed in electricity
The top of pond group (1), integrate cover board (3) on series/parallel pole piece (32) and total output pole plate (33) between the pole of battery
Using laser welding, the triangular hill on cover board (3) is integrated（312）The square bayonet being caught on end plate (6)（6222）In, heat
Quick resistance（34）And harness（37）It is gathered together from integrated cover board（3）Total line outlet groove（318）Involve, be connected to terminal（36）
On；Pressing plate (4) is placed in integrated cover board (3) top to being protected on integrated cover board (3), the stub bar on pressing plate (4)（41）Card
Enter the L-shaped bayonet on integrated cover board (3)（311）In, terminal（36）It is placed in pressing plate（4）Upper and connector（48）Connection, wire harness clip
Button（47）It is buckled with connector（49）Prevent harness（37）Run helter-skelter, the port that pressing plate (4) is equipped with（431）By total output pole plate
(33) leak outside so that exterior series connection copper bar passes through the notch on pressing plate (4)（46）Can directly with total output pole plate
(33) connect；Press strip (7) is placed in the groove 3 on pressing plate (4)（44）It is interior, pass through blind rivet（8）Connection trim strip (7) and end plate (6), when
Gas is successively by the venthole on integrated cover board (3) when battery anti-explosion valve is opened（317）With the waist-shaped hole on pressing plate (4)
（441）Exhausting-gas hole from press strip (7)（71）Discharge；As shown in Figure 1, upper cover (5), which is placed on pressing plate (4), protects whole battery mould
Group, the long strip in upper cover (5)（51）Recess through on pressing plate (4)（42）The L-shaped bayonet being caught on integrated cover board (3)
（311）In.
Beneficial effects of the present invention：1st, module uses snap fit, saves side plate, bottom plate and fastening assembly, not only saves
About cost, raising efficiency, and mitigate the weight of module, improve module energy density；2nd, glued using by PC plate and panel beating plate
The end plate protection battery core being connected together, is fixed with elastic strap, is formed between the protuberance and PC plate that are set in panel beating plate empty
Gap, not only ensure that the structural strength of module, but also certain space is provided for battery breathe effect, improve making for battery
Use the service life；3rd, the end plate of module and press strip are connected using blind rivet, and enough intensity is provided for module vertical direction.
Claims (10)
1. a kind of buckle-connected type battery modules, including the battery pack (1) for forming matrix type is stacked gradually by multiple rectangular cells,
Each battery is equipped with opposite polarity two rectangle poles, it is characterised in that further includes two straps (2), integrates
Cover board (3), pressing plate (4), upper cover (5), two end plates (6) and press strip (7)；
The strap (2) uses elastic material；
The integrated cover board (3) includes cover board（31）And it is integrated in cover board（31）On series/parallel pole piece (32), total output stage
Piece (33), thermistor（34）, signal picker（35）, terminal（36）And harness（37）, the cover board（31）Along battery
Two sides of thickness direction are equipped with some L-shaped bayonets（311）, the cover board（31）Two sides along cell widths direction
On to being externally provided with some triangular hills（312）；
The stub bar that bottom carries triangle is interval with two sides along cell thickness direction of the pressing plate (4)（41）
And recess（42）, groove 1 is equipped with along cell thickness direction on the pressing plate (4)（45）, the groove 1（45）It is equipped with harness
Buckle（47）, connector（48）It is buckled with connector（49）, the groove 1（45）Both sides are arranged with groove 2（43）With groove 3
（44）；
Two sides along cell thickness direction of the upper cover (5) are equipped with the long strip that bottom carries triangle（51）, institute
State long strip（51）Position and pressing plate (4) on recess（42）It is corresponding；
The end plate (6) is by PC plate（61）, panel beating plate（62）With two established angles（63）Composition, the PC plate（61）And panel beating plate
（62）Bonded together using seccotine, the established angle（63）It is welded on panel beating plate（62）Outside, the panel beating plate（62）
Including rectangular slab（621）Be arranged on rectangular slab（621）Two ears of upper end（622）, the rectangular slab（621）Along electricity
Run through on the width of pond and be equipped with two outside protuberances（6211）So that and PC plate（61）Between form gap, the protrusion
Portion（6211）On along being transversely provided with some square through holes（6212）, the ear（622）It is equipped with blind rivet hole A（6221）And side
Shape bayonet（6222）；
The press strip (7) is the strip housing that a upper surface is opened wide, and blind rivet hole B is equipped with the face of press strip (7) short side
（72）；
The end plate (6) is placed in the both ends of battery pack (1) along cell thickness direction, and the strap (2) is around end plate (6)
Protuberance（6211）From outside by battery pack（1）Tied up with end plate (6)；The integrated cover board (3) is placed in the upper of battery pack (1)
Portion, integrates the series/parallel pole piece (32) on cover board (3) and total output pole plate (33) uses Laser Welding between the pole of battery
Connect, integrate the triangular hill on cover board (3)（312）The square bayonet being caught on end plate (6)（6222）In, the pressing plate (4)
It is placed in integrated cover board (3) top, the stub bar on pressing plate (4)（41）The L-shaped bayonet being caught on integrated cover board (3)（311）In, institute
State the groove 3 that press strip (7) is placed on pressing plate (4)（44）It is interior, pass through blind rivet（8）Connection trim strip (7) and end plate (6), the upper cover
(5) it is placed on pressing plate (4), the long strip on the upper cover (5)（51）Recess through on pressing plate (4)（42）It is caught in integrated cover board
(3) the L-shaped bayonet on（311）In.
A kind of 2. buckle-connected type battery modules according to claim 1, it is characterised in that the width of the strap (2)
Spend for 15 ~ 25mm, the thickness of strap (2) is 0.8 ~ 2.5mm.
A kind of 3. buckle-connected type battery modules according to claim 1, it is characterised in that the cover board（31）It is equipped with
Pole piece groove（313）, harness groove（314）, thermistor groove（315）, straight trough mouth（316）With total line outlet groove（318）, the straight trough mouth
（316）It is equipped with and the corresponding venthole of battery core explosion-proof valve（317）.
A kind of 4. buckle-connected type battery modules according to claim 1, one of 3, it is characterised in that the pressing plate (4)
On groove 2（43）With the outermost pole piece groove on integrated cover board (3)（313）It is corresponding, the groove 2（43）Correspondence it is always defeated
Go out and port is equipped with the position of pole piece (33)（431）, the port（431）Corresponding side is equipped with notch（46）.
A kind of 5. buckle-connected type battery modules according to claim 1, one of 3, it is characterised in that the pressing plate (4)
On groove 3（44）With the straight trough mouth on integrated cover board (3)（316）It is corresponding, the groove 3（44）It is equipped with and battery core explosion-proof valve
Corresponding waist-shaped hole（441）.
A kind of 6. buckle-connected type battery modules according to claim 1, it is characterised in that the PC plate（61）Thickness
For 0.3 ~ 0.8mm, the panel beating plate（62）1 ~ 2mm of thickness.
A kind of 7. buckle-connected type battery modules according to claim 1, it is characterised in that two protuberances
（6211）It is distributed in rectangular slab（621）Close lower end and by place near to the upper end.
A kind of 8. buckle-connected type battery modules according to claim 1, one of 7, it is characterised in that the established angle
（63）It is arranged on two protuberances（6211）Centre.
A kind of 9. buckle-connected type battery modules according to claim 1,7, one of 8, it is characterised in that the panel beating plate
（62）It is equipped with two outstanding beadings（6213）, the beading（6213）It is arranged on two established angles（63）Centre.
A kind of 10. buckle-connected type battery modules according to claim 1, it is characterised in that the bottom surface of the press strip (7)
It is equipped with exhausting-gas hole（71）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711179638.6A CN107946489B (en) | 2017-11-23 | 2017-11-23 | Battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711179638.6A CN107946489B (en) | 2017-11-23 | 2017-11-23 | Battery module |
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| Publication Number | Publication Date |
|---|---|
| CN107946489A true CN107946489A (en) | 2018-04-20 |
| CN107946489B CN107946489B (en) | 2023-07-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711179638.6A Active CN107946489B (en) | 2017-11-23 | 2017-11-23 | Battery module |
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| CN108598354A (en) * | 2018-06-13 | 2018-09-28 | 东莞塔菲尔新能源科技有限公司 | A kind of multi pole ears battery core, multi-terminal battery, battery modules and preparation method thereof |
| CN109004110A (en) * | 2018-07-16 | 2018-12-14 | 合肥国轩高科动力能源有限公司 | A kind of bonding soft-package battery mould group |
| CN109273752A (en) * | 2018-08-31 | 2019-01-25 | 远东福斯特新能源有限公司 | New energy cylindrical battery mould group block structure |
| CN109786614A (en) * | 2019-03-08 | 2019-05-21 | 江西安驰新能源科技有限公司 | A kind of power battery cabinet that low speed is automobile-used |
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| CN111785872A (en) * | 2020-06-05 | 2020-10-16 | 银隆新能源股份有限公司 | Battery module |
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