CN108172720A - A kind of battery modules for improving space availability ratio - Google Patents
A kind of battery modules for improving space availability ratio Download PDFInfo
- Publication number
- CN108172720A CN108172720A CN201810012739.2A CN201810012739A CN108172720A CN 108172720 A CN108172720 A CN 108172720A CN 201810012739 A CN201810012739 A CN 201810012739A CN 108172720 A CN108172720 A CN 108172720A
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- China
- Prior art keywords
- pole piece
- cover board
- slot
- end plate
- harness
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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
- 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
- H01M50/528—Fixed electrical connections, i.e. not intended for disconnection
-
- 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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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The present invention relates to a kind of battery modules for improving space availability ratio,Including battery pack,Strap,Integrated cover board,Upper cover,End plate and press strip,The outside of the end plate is equipped with established angle,The integrated cover board includes cover board,Pole piece,Harness and low voltage connector,The low voltage connector is arranged on side of the cover board along cell thickness direction by Z-shaped connector,The both ends of the cover board are extended downwardly outward along cell thickness direction equipped with pole piece connecting seat,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,Integrated cover board,It is connected between upper cover and end plate using snap,It is connected between press strip and end plate using blind rivet,Low voltage connector and pole piece connecting seat by being arranged on the top of the same side of module established angle by the present invention,Reduce the whole height of module,Be conducive to improve the space availability ratio of battery modules.
Description
Technical field
The invention belongs to New-energy electric vehicle field more particularly to power battery equipment technology fields, and in particular to a kind of
Improve the battery modules of space availability ratio.
Background technology
With the proposition of national related new energy laws and regulations, as alleviating the major action of the energy and environmental pressure-new
Energy automobile is developed rapidly, such as electric motor coach, electric bus some by power battery provide power source commercialization
Vehicle, it is small with its environmental pollution, and course continuation mileage is long the advantages of, the daily life for being widely used in us suffers, still
Although electric passenger vehicle has now been developed comes, but is not widely used, main reasons is that passenger car itself
Space is small compact-sized, leaves the space very little really of installation battery system for, therefore the occupied space for reducing battery system becomes
The hot spot of power battery business research.
In electric passenger vehicle, battery system is, the manufacture craft of battery modules in series by multiple battery modules：
Multiple single batteries stacking is tied up first, then upper integrated cover board, the electricity of integrated cover board and single battery is realized by pole piece
All harness, are then connected on low voltage connector by connection, wherein low voltage connector be mounted on integrated cover board top or
A pressing plate is set again for placing low voltage connector on integrated cover board, upper cover protection wire and pole piece are finally installed.Unfortunately
This mode is unfavorable for reducing the height of module, and main cause has：1st, low voltage connector is arranged on the upper of cover board or pressing plate
Side increases the whole height of module；2nd, always go out pole piece and be largely all utilized in the side of welding or self-clinching stud on pole piece
Then formula will always go out pole piece and integrate on the cover board, the screw always gone out on pole piece is the upper surface for stretching out integrated cover board, this is resulted in
The increase of module whole height.
Invention content
Module whole height increase caused by order to solve the problems, such as low voltage connector and always go out pole piece, the present invention propose
A kind of battery modules for improving space availability ratio.
The present invention is realizes that above-mentioned target adopts the technical scheme that：
A kind of battery modules for improving space availability ratio form the battery pack of matrix type including being stacked gradually by multiple batteries, often
A battery is equipped with opposite polarity two rectangle poles, further includes strap, integrated cover board, upper cover, press strip and end
Plate；
The integrated cover board include rectangular cover board and integrated series/parallel pole piece on the cover board, always go out pole piece, harness and
Low voltage connector, the cover board are equipped with multiple row pole piece slot and harness slot, and the centre position of a cover board wherein short side is outside
Protrusion is equipped with trapezoidal portion, and the centre in the trapezoidal portion is equipped with U-shaped line outlet, and the U-shaped line outlet is connected with harness slot, described low
Pressure connector is connected to the lower surface in trapezoidal portion by Z-shaped connector, wherein the both ends of 1 row pole piece slot along cover board length to
It extends downwardly outside equipped with pole piece connecting seat, the harness is welded on series/parallel pole piece and always goes out on pole piece, and the wire harness clip is placed on
In harness slot, the series/parallel pole piece card is placed in pole piece slot, it is described always go out pole piece card be placed on pole piece connecting seat and with pole piece connect
At the adjacent pole piece slot of joint chair, the harness is pooled to the harness slot at trapezoidal portion Nei and is drawn from U-shaped line outlet, is inserted into low pressure and connects
It connects in the PIN angles of device bottom；
The geomery of the upper cover can just be covered all on cover board in addition to other positions of pole piece connecting seat, the upper cover
Upper surface on along cell thickness direction be equipped with card slot；
The press strip is the open strip housing in a upper surface；
The end plate is equipped with reinforcing rib and is packaged the rectangular slab of zone face, and the end plate is upwardly extended equipped with and press strip and integrated covered
The matched engaging lug of plate, the end plate are extended downwardly equipped with mounting ear, and the mounting ear is equipped with established angle；
The end plate is placed in the both ends of battery pack along cell thickness direction, the strap around end plate packing zone face from outer
Battery pack and end plate are tied up in side, and the integrated cover board is placed in the top of battery pack, integrate series/parallel pole piece on cover board and total
Go out between pole piece and the pole of battery and connect using laser welding, integrated cover board with end plate using snap, the upper cover is put
In integrated cover board top, upper cover is also connect with integrated cover board using snap, and the press strip, which is placed in the card slot of upper cover, to be led to
Blind rivet and end plate connection are crossed, the module is connect by the pole piece connecting seat leaked in side with external series connection copper bar.
The length direction of the cover board is equipped with multiple row straight trough mouth, and the straight trough mouth is equipped with corresponding with battery anti-explosion valve
Venthole.
The pole piece slot is spaced apart with straight trough mouth, and the pole piece slot is equipped with and the corresponding port of battery electrode column.
The harness slot is made of a plurality of vertical harness slot and a lateral harness slot, and the vertical harness slot is arranged on directly
The centre of notch and pole piece slot, the transverse direction harness slot are arranged at the trapezoidal portion of cover board, the transverse direction harness slot and vertical line
Beam slot is interconnected.
The low voltage connector includes connector body and mounting surface, and the lower part of the connector body is equipped with PIN angles.
The Z-shaped connector includes sequentially connected upper plane, lower bending and flanging, and the upper plane is equipped with and lid
The corresponding U-shaped breach of U-shaped line outlet of plate, the centre of the flanging are equipped with the rectangular bayonet that can block connector body,
The both sides of the flanging are corresponding with the mounting surface of low voltage connector.
Card slot on the upper lid is corresponding with the straight trough mouth on integrated cover board, and the card slot is equipped with multiple waist-shaped holes.
The press strip is equipped with multiple gas vents.
Beneficial effects of the present invention：
1st, pole piece, harness and low voltage connector are integrated and form integrated cover board on the cover board by the present invention, improve battery modules
Integrated level is advantageously implemented automation, improves production efficiency；
2nd, the present invention is reduced by the top for the same side that low voltage connector and pole piece connecting seat are arranged on to module established angle
The whole height of module is conducive to improve the space availability ratio of battery modules.
Description of the drawings
Fig. 1 is configuration schematic diagram of the present invention；
Fig. 2 is integrated covering plate structure schematic diagram；
Fig. 3 is cover plate schematic diagram；
Fig. 4 is low voltage connector schematic diagram；
Fig. 5 is Z-shaped connecting-piece structure schematic diagram；
Fig. 6 is the structure diagram of upper cover；
Fig. 7 is the structure diagram of press strip；
Fig. 8 is the structure diagram of end plate；
Fig. 9 is the structure diagram after assembled formation of the present invention.
In figure：1st, battery pack 2, strap 3, integrated cover board 4, upper cover 5, press strip 6, end plate 31, cover board
32nd, series/parallel pole piece 33, always go out pole piece 34, pole piece connecting seat 35, low voltage connector 36, Z-shaped connector
37th, harness 311, pole piece slot 312, port 313, straight trough mouth 314, venthole 315, harness slot
316th, trapezoidal portion 317, U-shaped line outlet 3151, lateral harness slot 3152, vertical harness slot 351, connector master
Body 352, mounting surface 353, PIN angles 361, upper plane 362, U-shaped breach 363, lower bending 364, flanging
365th, rectangular bayonet 41, card slot 42, waist-shaped hole 51, gas vent 61, reinforcing rib 62, packing zone face
63rd, engaging lug 64, mounting ear 65, established angle.
Specific embodiment
Module whole height increase caused by order to solve the problems, such as low voltage connector and always go out pole piece, the present invention propose
A kind of battery modules for improving space availability ratio.With reference to diagram, the present invention is further explained.
As shown in Figure 1, a kind of battery modules for improving space availability ratio, matrix is formed including being stacked gradually by multiple batteries
The battery pack of type（1）, each battery is equipped with opposite polarity two rectangle poles, further includes strap（2）, it is integrated
Cover board（3）, upper cover（4）, press strip（5）And end plate（6）.
As shown in Fig. 2, integrated cover board（3）Including rectangular cover board（31）And it is integrated in cover board（31）On it is serial/parallel
Join pole piece（32）, always go out pole piece（33）, harness（37）And low voltage connector（35）.
As shown in figure 3, cover board（31）Length direction be equipped with multiple row pole piece slot（311）, harness slot（315）With straight trough mouth
（313）, the cover board（31）The centre position of a wherein short side is outwardly protruded equipped with trapezoidal portion（316）, the pole piece slot（311）
It is equipped with and the corresponding port of battery electrode column（312）, the pole piece slot（311）With straight trough mouth（313）It is spaced apart, it is described straight
Notch（313）It is equipped with and the corresponding venthole of battery anti-explosion valve（314）, the harness slot（315）By the vertical harness of multiple row
Slot（3152）With the lateral harness slot of a row（3151）Composition, the vertical harness slot（3152）It is arranged on straight trough mouth（313）And pole
Film trap（311）Centre, the transverse direction harness slot（3151）It is arranged on cover board（31）Trapezoidal portion（316）Place, the x wire
Beam slot（3151）With vertical harness slot（3152）It is interconnected, the trapezoidal portion（316）Centre be equipped with U-shaped line outlet（317）,
The U-shaped line outlet（317）With lateral harness slot（3151）Connection, the wherein 1 row pole piece slot（311）Both ends along cover board
（31）Length extended downwardly outward equipped with pole piece connecting seat（34）.
As shown in figure 4, low voltage connector（35）Including connector body（351）And mounting surface（352）, the connector master
Body（351）Lower part be equipped with PIN angles（353）.
As shown in figure 5, Z-shaped connector（36）Including sequentially connected upper plane（361）, lower bending（363）And flanging
（364）, the upper plane（361）It is equipped with and cover board（31）U-shaped line outlet（317）Corresponding U-shaped breach（362）, institute
State flanging（364）Centre be equipped with can block connector body（351）Rectangular bayonet（365）, the flanging（364）'s
Both sides and low voltage connector（35）Mounting surface（352）It is corresponding.
As shown in Fig. 2, low voltage connector（35）Pass through Z-shaped connector（36）It is connected to trapezoidal portion（316）Lower surface, institute
State harness（37）It is welded on series/parallel pole piece（32）With always go out pole piece（33）On, the harness（37）Card is placed on harness slot（315）
It is interior, the series/parallel pole piece（32）Card is placed on pole piece slot（311）It is interior, it is described always to go out pole piece（33）Card is placed on pole piece connecting seat
（34）With with pole piece connecting seat（34）Adjacent pole piece slot（311）Place, the harness（37）It is pooled to trapezoidal portion（316）The line at place
Beam slot（315）It is interior from U-shaped line outlet（317）It draws, is inserted into low voltage connector（35）The PIN angles of bottom（353）It is interior.
As shown in fig. 6, upper cover（4）Geomery can just cover all cover board（31）On in addition to pole piece connecting seat
（34）Other positions, the upper cover（4）Upper surface on along cell thickness direction be equipped with card slot（41）, the card slot（41）
With integrated cover board（3）On straight trough mouth（313）It is corresponding, the card slot（41）It is equipped with multiple waist-shaped holes（42）.
As shown in fig. 7, press strip（5）For the open strip housing in a upper surface, the press strip（5）It is equipped with multiple rows
Stomata（51）.
As shown in figure 8, the end plate（6）To be equipped with reinforcing rib（61）With packing zone face（62）Rectangular slab, the end plate
（6）It upwardly extends and is equipped with and press strip（5）With integrated cover board（3）Matched engaging lug（63）, the end plate（6）It extends downwardly and sets
There is mounting ear（64）, the mounting ear（64）It is equipped with established angle（65）.
Assembling mode：As shown in figure 9, end plate（6）Battery pack is placed in along cell thickness direction（1）Both ends, it is described to beat
Band（2）Around end plate（6）Packing zone face（62）From outside by battery pack（1）And end plate（6）It ties up, the integrated cover board
（3）It is placed in battery pack（1）Top, integrate cover board（3）On series/parallel pole piece（32）With always go out pole piece（33）With the pole of battery
Using laser welding between column, cover board is integrated（3）With end plate（6）It is connected using snap, low voltage connector（35）And pole piece
Connecting seat（34）Positioned at module established angle（65）Same side top, the upper cover（4）It is placed in integrated cover board（3）Top pair
Entire module is protected, upper cover（4）With integrated cover board（3）Also it is connected using snap, the press strip（5）It is placed in upper cover
（4）Card slot（41）It is interior to pass through blind rivet and end plate（6）Connection, gas is successively by integrating cover board when battery anti-explosion valve is opened
（3）On venthole（314）And upper cover（4）On waist-shaped hole（42）From press strip（5）On gas vent（51）Discharge, the module
By leaking the pole piece connecting seat in side（34）It is connect with external series connection copper bar.
Pole piece, harness and low voltage connector are integrated and form integrated cover board on the cover board by the present invention, improve battery modules
Integrated level, be advantageously implemented automation, improve production efficiency.The present invention is by the way that low voltage connector and pole piece connecting seat are set
Putting in the top of the same side of module established angle, reduces the whole height of module, is conducive to improve the space of battery modules
Utilization rate.
Claims (8)
1. a kind of battery modules for improving space availability ratio form the battery pack of matrix type including being stacked gradually by multiple batteries
（1）, each battery is equipped with opposite polarity two rectangle poles, which is characterized in that further includes strap（2）, it is integrated
Cover board（3）, upper cover（4）, press strip（5）And end plate（6）；
The integrated cover board（3）Including rectangular cover board（31）And it is integrated in cover board（31）On series/parallel pole piece（32）、
Always go out pole piece（33）, harness（37）And low voltage connector（35）, the cover board（31）It is equipped with multiple row pole piece slot（311）And harness
Slot（315）, the cover board（31）The centre position of a wherein short side is outwardly protruded equipped with trapezoidal portion（316）, the trapezoidal portion
（316）Centre be equipped with U-shaped line outlet（317）, the U-shaped line outlet（317）With harness slot（315）Connection, the low pressure connect
Connect device（35）Pass through Z-shaped connector（36）It is connected to trapezoidal portion（316）Lower surface, wherein 1 row pole piece slot（311）Both ends edge
Cover board（31）Length extended downwardly outward equipped with pole piece connecting seat（34）, the harness（37）It is welded on series/parallel pole piece
（32）With always go out pole piece（33）On, the harness（37）Card is placed on harness slot（315）It is interior, the series/parallel pole piece（32）Card is put
In pole piece slot（311）It is interior, it is described always to go out pole piece（33）Card is placed on pole piece connecting seat（34）With with pole piece connecting seat（34）Adjacent
Pole piece slot（311）Place, the harness（37）It is pooled to trapezoidal portion（316）The harness slot at place（315）It is interior from U-shaped line outlet（317）
It draws, is inserted into low voltage connector（35）The PIN angles of bottom（353）It is interior；
The upper cover（4）Geomery can just cover all cover board（31）On in addition to pole piece connecting seat（34）Other portions
Position, the upper cover（4）Upper surface on along cell thickness direction be equipped with card slot（41）；
The press strip（5）For the open strip housing in a upper surface；
The end plate（6）To be equipped with reinforcing rib（61）With packing zone face（62）Rectangular slab, the end plate（6）It upwardly extends and is equipped with
With press strip（5）With integrated cover board（3）Matched engaging lug（63）, the end plate（6）It extends downwardly equipped with mounting ear（64）, institute
State mounting ear（64）Outside be equipped with established angle（65）；
The end plate（6）Battery pack is placed in along cell thickness direction（1）Both ends, the strap（2）Around end plate（6）'s
It is packaged zone face（62）From outside by battery pack（1）And end plate（6）It ties up, the integrated cover board（3）It is placed in battery pack（1）It is upper
Portion integrates cover board（3）On series/parallel pole piece（32）With always go out pole piece（33）Laser welding is used between the pole of battery,
Integrated cover board（3）With end plate（6）It is connected using snap, the upper cover（4）It is placed in integrated cover board（3）Top, upper cover（4）With
Integrated cover board（3）Also it is connected using snap, the press strip（5）It is placed in upper cover（4）Card slot（41）It is interior to pass through blind rivet and end
Plate（6）Connection, the module is by leaking the pole piece connecting seat in side（34）It is connect with external series connection copper bar.
2. a kind of battery modules for improving space availability ratio according to claim 1, the cover board（31）Length direction
It is equipped with multiple row straight trough mouth（313）, the straight trough mouth（313）It is equipped with and the corresponding venthole of battery anti-explosion valve（314）.
3. a kind of battery modules for improving space availability ratio according to claim 1, the pole piece slot（311）With straight trough mouth
（313）It is spaced apart, the pole piece slot（311）It is equipped with and the corresponding port of battery electrode column（312）.
4. a kind of battery modules for improving space availability ratio according to claim 1, the harness slot（315）By a plurality of perpendicular
To harness slot（3152）With a lateral harness slot（3151）Composition, the vertical harness slot（3152）It is arranged on straight trough mouth
（313）With pole piece slot（311）Centre, the transverse direction harness slot（3151）It is arranged on cover board（31）Trapezoidal portion（316）Place, institute
State lateral harness slot（3151）With vertical harness slot（3152）It is interconnected.
A kind of 5. battery modules for improving space availability ratio according to claim 1, which is characterized in that the low pressure connection
Device（35）Including connector body（351）And mounting surface（352）, the connector body（351）Lower part be equipped with PIN angles
（353）.
6. a kind of battery modules for improving space availability ratio according to claim 1, the Z-shaped connector（36）Including according to
The upper plane of secondary connection（361）, lower bending（363）And flanging（364）, the upper plane（361）It is equipped with and cover board（31）
U-shaped line outlet（317）Corresponding U-shaped breach（362）, the flanging（364）Centre be equipped with can block connector master
Body（351）Rectangular bayonet（365）, the flanging（364）Both sides and low voltage connector（35）Mounting surface（352）Relatively
It should.
A kind of 7. battery modules for improving space availability ratio according to claim 1, which is characterized in that the upper cover（4）
On card slot（41）With integrated cover board（3）On straight trough mouth（313）It is corresponding, the card slot（41）It is equipped with multiple waist-shaped holes
（42）.
A kind of 8. battery modules for improving space availability ratio according to claim 1, which is characterized in that the press strip（5）
It is equipped with multiple gas vents（51）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810012739.2A CN108172720B (en) | 2018-01-06 | 2018-01-06 | Battery module capable of improving space utilization rate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810012739.2A CN108172720B (en) | 2018-01-06 | 2018-01-06 | Battery module capable of improving space utilization rate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108172720A true CN108172720A (en) | 2018-06-15 |
| CN108172720B CN108172720B (en) | 2023-09-12 |
Family
ID=62517654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810012739.2A Active CN108172720B (en) | 2018-01-06 | 2018-01-06 | Battery module capable of improving space utilization rate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108172720B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110911595A (en) * | 2018-09-17 | 2020-03-24 | 中信国安盟固利动力科技有限公司 | Battery module data acquisition structure and battery module with same |
| CN111029497A (en) * | 2019-11-20 | 2020-04-17 | 江西安驰新能源科技有限公司 | High-energy-density battery module |
| 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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| JP2017059376A (en) * | 2015-09-15 | 2017-03-23 | 株式会社Ｇｓユアサ | Power storage device |
| CN106684305A (en) * | 2016-12-23 | 2017-05-17 | 惠州市亿能电子有限公司 | Electrode component and battery module with replaceable electrode component |
| CN106711367A (en) * | 2015-11-16 | 2017-05-24 | 三星Sdi株式会社 | Rechargeable battery module |
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| US6586132B1 (en) * | 1999-03-03 | 2003-07-01 | Matsushita Electric Industrial Co., Ltd. | Sealed battery pack |
| CN106104847A (en) * | 2014-03-24 | 2016-11-09 | 泰连德国有限公司 | Connect the connector of honeycomb electrical equipment and the method being installed on battery unit |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110911595A (en) * | 2018-09-17 | 2020-03-24 | 中信国安盟固利动力科技有限公司 | Battery module data acquisition structure and battery module with same |
| CN111029497A (en) * | 2019-11-20 | 2020-04-17 | 江西安驰新能源科技有限公司 | High-energy-density battery module |
| CN111785872A (en) * | 2020-06-05 | 2020-10-16 | 银隆新能源股份有限公司 | Battery module |
| CN111785872B (en) * | 2020-06-05 | 2023-08-11 | 银隆新能源股份有限公司 | Battery module |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108172720B (en) | 2023-09-12 |
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