CN206742310U - Lithium ion battery module - Google Patents
Lithium ion battery module Download PDFInfo
- Publication number
- CN206742310U CN206742310U CN201720429039.4U CN201720429039U CN206742310U CN 206742310 U CN206742310 U CN 206742310U CN 201720429039 U CN201720429039 U CN 201720429039U CN 206742310 U CN206742310 U CN 206742310U
- Authority
- CN
- China
- Prior art keywords
- bus
- lithium ion
- battery core
- bar
- ion battery
- 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.)
- Active
Links
Classifications
-
- 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
- Connection Of Batteries Or Terminals (AREA)
Abstract
The utility model belongs to the battery pack integrated technology field of pure electric passenger vehicle, pure electric commercial vehicle, and in particular to a kind of lithium ion battery module, the module are in series by least two lithium ion battery module group units；Distance between the utility model reasonable Arrangement battery core, optimization battery core layout, on the premise of battery core placement location is not take up, places module steady brace；Reasonable Arrangement module fixing bolt position, ensure 18650 module oscillation intensitys；In the pre-buried copper mold insert in module top, with for fixing connection in series-parallel confluence copper bar；Cabling channel is reserved on module top, is used for low voltage communication cabling；Suitable projection is set in module upper position, avoids confluence copper bar during actual installation from sliding, produces sparking.
Description
Technical field
The utility model belongs to the battery pack integrated technology field of pure electric passenger vehicle, pure electric commercial vehicle, and in particular to
A kind of lithium ion battery module.
Background technology
With the development of technology and the raising of environmental protection consciousness, pure electric vehicle has been increasingly becoming China Automobile Industry
Another main trend.At this stage, riding electric car and commercial electric car mostly using lithium ion battery as main energetic come
Source, lithium ion battery with compared to other traditional rechargeable batteries have voltage it is high, it is bigger than energy, have extended cycle life, safely
The advantages such as performance is good, self discharge is small, quick charge, operating temperature range are wide.The lithium battery electric core of generally use 18650 in industry
(i.e. diameter 18mm, length 65mm circular battery core) is integrated into modular battery modules.But setting in battery core integrated technique
Also need to overcome some following problem among meter：1. how to improve the physical efficiency metric density of battery modules, space is at utmost improved
Utilization rate；2. how to improve battery modules overall construction intensity, reduce vibrations, it is ensured that battery core is fixed；3. how to reduce production
Product manufacturing cost.
Utility model content
The purpose of this utility model is to provide a kind of physical efficiency metric density that can improve battery modules, and structural strength is reliable
Lithium ion battery module.
To achieve the above object, the utility model provides following technical scheme：A kind of lithium ion battery module, the module
It is in series by least two lithium ion battery module group units；The lithium ion battery module group unit is included by two half-shell body phases
The shell that make-up is encircled into, and array are arranged on the battery core in shell, and the half shell is made up of insulating materials, two half shells
Bottom wall on array be provided with multiple battery core fixing grooves, and the battery core fixing groove in two halves shell bottom wall is corresponded and set；Two
The bottom of half shell is respectively provided with a bus-bar, and positive and negative electrode of two bus-bars respectively with each battery core turns on, and makes same lithium ion battery
Each battery core in module group unit is in parallel；The positive and negative electrode bus-bar of each lithium ion battery module group unit sequentially turns on；
Preferably, at least two are arranged at intervals with the white space between each battery core fixing groove on the half shell bottom wall
The bolt hole that the bolt of two half shells of individual confession connection passes through, and at least two confessions connect different lithium ion battery module group units
The tie rod hole that pull bar passes through；Each battery core fixing groove it is parallel line up multiple row, every at least two row divide a section into, it is adjacent
Two row battery core fixing grooves located adjacent one another are symmetrical arranged between two sections, and two adjacent row battery core fixing grooves are mutual in same section
Interlaced arrangement, the tie rod hole are located between the battery core fixing groove in adjacent two section, and mutually adjacent two between two sections
Row battery core fixing groove interlaced arrangement；Each bolt hole is arranged in battery core fixing groove array, and each bolt hole takes one
Battery core fixes groove location.
Preferably, the bus-bar is located at the outside of half shell bottom wall, and each battery core fixing groove is insertion half shell bottom
The heavy cavernous structure of wall, enables the electrode of battery core to touch the bus-bar of bottom wall outer, and it is exhausted to be provided with one on the outside of the bus-bar
Edge backboard, the edge of the insulating back panel form detachable connection by the edge of buckle and half shell bottom wall.
Preferably, a wherein side wall for one end protrusion half shell of the bus-bar is set, and the projection confluxes
Arrange and bent to the side wall, and be attached to the outside of the side wall；
Preferably, the bus-bar of the projection is provided with bolt mounting holes, and where the bus-bar of the projection
Half-shell body sidewall on be embedded with inserts with threaded hole, and the bolt mounting holes position on the screwed hole and bus-bar of the inserts
It is correspondingly arranged.
Preferably, the half shell bottom wall of each lithium ion battery module group unit is bonded successively, two lithiums positioned at both ends
A side guide is respectively equipped with the outside half shell bottom wall of ion battery module group unit, the side guide is provided with and each lithium ion
The corresponding through hole of tie rod hole on battery modules unit, pull bar sequentially pass through the tie rod hole on each lithium ion battery module group unit
And the through hole on side guide, pull bar both ends are tensed with anchorage.
Preferably, two different bus-bar disposed adjacents of the polarity of adjacent two lithium ion batteries module group unit, and this two
In the projection of bus-bar is generally aligned in the same plane, the top of the projection of two bus-bars is stamped joins bus-bar in the lump, should
The projection of bus-bar in parallel and described two bus-bars is affixed by bolt and the described built-in fitting for being threaded hole.
Preferably, it is circumferentially spaced on the inwall of the battery core fixing groove to be provided with multiple anti-skid bulges, it is described anti-skidding convex
Play the oblique wedge-like structure that battery core insertion is easy for towards one end of battery core fixing groove notch.
Preferably, thermovent is offered at least one of side wall of the half shell；
Preferably, the spiro keyhole position is provided with countersink region, and one of half shell in one end of half shell bottom wall outer
Bolt hole countersink region in be embedded with nut inserts.
Preferably, other two side in the both ends of the half-shell body sidewall where the bus-bar of the projection and half shell
Between the corner that is formed be provided with groove for cabling.
Preferably, the half-shell body sidewall where the bus-bar of the projection is provided with spacing preiection, the limit convex
Play one end away from half shell bottom wall in the side wall.
Preferably, the bus-bar by be superimposed with each other together and by laser welding fix copper sheet and stainless steel substrates,
Side and the electrode conduction of each battery core wherein where stainless steel substrates.
It is of the present utility model to have technical effect that：Distance between reasonable Arrangement battery core, optimization battery core layout, is being not take up electricity
On the premise of core placement location, module steady brace is placed；Reasonable Arrangement module fixing bolt position, ensure that 18650 modules shake
Fatigue resistance；In the pre-buried copper mold insert in module top, with for fixing connection in series-parallel confluence copper bar；Cabling channel is reserved on module top, is supplied
Low voltage communication cabling uses；Suitable projection is set in module upper position, avoids confluence copper bar during actual installation from sliding, generation is beaten
Fire.
Brief description of the drawings
Fig. 1 is the lithium ion battery module dimensional structure diagram that embodiment of the present utility model is provided；
Fig. 2 is the half shell inside structure schematic diagram that embodiment of the present utility model is provided；
Fig. 3 is dimensional structure diagram on the outside of half shell that embodiment of the present utility model is provided；
Fig. 4 is the lithium ion battery module group unit structural representation that embodiment of the present utility model is provided, it is illustrated that for the back of the body
State after plate is removed；
Fig. 5 is the lithium ion battery module group unit structural representation that embodiment of the present utility model is provided；
Fig. 6 is the front view for the half shell that embodiment of the present utility model is provided；
Fig. 7 is the top view for the half shell that embodiment of the present utility model is provided；
Fig. 8 is the dimensional structure diagram that embodiment of the present utility model provides bus-bar.
Embodiment
The technical solution of the utility model is described in detail below in conjunction with specific embodiment.
As shown in figure 1, a kind of lithium ion battery module, the module is connected by least two lithium ion battery module group units 10
Form；As shown in Figure 2,3, the lithium ion battery module group unit 10 is outer including being surrounded by the relative fastening of two half shells 11
Shell, and array are arranged on the battery core in shell, and the half shell 11 is made up of insulating materials, and the bottom wall of two half shells 11 is gone into battle
Row are provided with multiple battery core fixing grooves 12, and the battery core fixing groove 12 on the bottom wall of two half shell 11 is corresponded and set；Two half-shells
The bottom of body 11 is respectively provided with a bus-bar 18, and positive and negative electrode of two bus-bars 18 respectively with each battery core turns on, and makes same lithium-ion electric
Each battery core in pond module group unit 10 is in parallel；The positive and negative electrode bus-bar 18 of each lithium ion battery module group unit 10 is sequentially led
It is logical；
Preferably, be arranged at intervals with the white space between each battery core fixing groove 12 on the bottom wall of half shell 11 to
Few two bolts hole 13 passed through for the bolt of two half shells 11 of connection, and at least two for connecting different lithium ion battery moulds
The tie rod hole 14 that the pull bar of group unit 10 passes through；Each battery core fixing groove 12 it is parallel line up multiple row, every at least two row draw
For a section, two row battery core fixing grooves 12 located adjacent one another are symmetrical arranged between adjacent two section, adjacent in same section
Two row battery core fixing grooves, 12 interlaced arrangement, the tie rod hole 14 are located between the battery core fixing groove 12 in adjacent two section, and
The mutually adjacent interlaced arrangement of two row battery core fixing groove 12 between two sections；Each bolt hole 13 is arranged on battery core fixing groove
In 12 arrays, and each bolt hole 13 takes a position of battery core fixing groove 12.As shown in fig. 6, at one of the present utility model
It is altogether a section provided with four row's battery core fixing grooves 12, every two row, four row's battery core fixing grooves 12 are on half shell 11 in embodiment
Bottom wall central line be arranged symmetrically, wherein among spacing between two row's battery core fixing grooves 12 be more than this two rows battery core fixing groove 12
Spacing between two row's battery core fixing grooves 12 of both sides, make that between this two rows battery core fixing groove 12 pull bar can just be reserved
The position in hole 14, in the embodiment, bolt hole 13 is for being provided with three, and one of them is located at one end of the bottom wall of half shell 11, in addition
Two both sides for being located at the bottom wall other end of half shell 11, three bolts hole 13 are arranged in isosceles triangle.
Preferably, as shown in figure 4, the bus-bar 18 is located at the outside of the bottom wall of half shell 11, each battery core fixing groove
12, to penetrate the heavy cavernous structure of the bottom wall of half shell 11, enable the electrode of battery core to touch the bus-bar 18 of bottom wall outer；Such as
Shown in Fig. 5, the outside of bus-bar 18 is provided with an insulating back panel 19, and the edge of the insulating back panel 19 passes through buckle and half shell
The edge of 11 bottom walls forms detachable connection.In embodiment provided by the utility model, the surrounding side wall of half shell 11 is convex
Go out the segment distance of bottom wall one, bottom wall outer is formed a shallow slot, the bus-bar 18 and backboard 19 are installed in the shallow slot.It is described
The shape of bus-bar 18 is designed according to the shape of the bottom wall of half shell 11, while empty to avoid bolt hole 13 and pull bar, is confluxed
The perforate design of adaptability is done on row 18, concrete structure is as shown in Fig. 4,8.The edge of the backboard 19 is provided with the card protruded outward
Button, the edge of the shallow slot are provided with the neck 111 with being clasped, and both coordinate the detachable connection of achievable backboard 19.
Preferably, as shown in Fig. 1,4,7,8, a wherein side wall 112 for one end protrusion half shell 11 of the bus-bar 18
Set, and the bus-bar 18 of the projection is bent to the side wall 112, and it is attached to the outside of the side wall 112；Further,
The bus-bar 18 of the projection is provided with bolt mounting holes, and the side of half shell 11 where the bus-bar 18 of the projection
Inserts 113 with threaded hole, and the screwed hole of the inserts 113 and the bolt mounting holes position pair on bus-bar 18 are embedded with wall
It should set.Preferably, pre-buried inserts 113 uses copper nut.
As shown in figure 1, the bottom wall of half shell 11 of each lithium ion battery module group unit 10 is bonded successively, positioned at both ends
A side guide 20 is respectively equipped with the bottom wall of outside half shell 11 of two lithium ion battery module group units 10, on the side guide 20
Provided with the through hole corresponding with the tie rod hole 14 on each lithium ion battery module group unit 10, pull bar 22 sequentially passes through each lithium-ion electric
The through hole on tie rod hole 14 and side guide 20 on pond module group unit 10, the both ends of pull bar 22 are tensed with anchorage.Preferably, it is described
The edge of side guide 20 is provided with reinforcement, and the outside of side guide 20 is additionally provided with hook.Adopted in embodiment provided by the utility model
By the use of stay bolt as pull bar 22, stay bolt one end has bolt head, and the other end has screw thread, and the anchorage is that bolt end is set
The nut put.
Preferably, as shown in figure 1, the polarity of adjacent two lithium ion batteries module group unit 10 it is different two bus-bars 18 it is neighbouring
Arrangement, and the projection of two bus-bars 18 is generally aligned in the same plane interior, the upper cap of the projection of two bus-bars 18
There is a bus-bar 21 in parallel, the projection of the bus-bar 21 in parallel and described two bus-bars 18 passes through bolt and described band
There is the inserts 113 of screwed hole affixed.
Preferably, as shown in Fig. 2 upper circumferentially spaced be provided with multiple anti-skid bulges 121, the court of anti-skid bulge 121
The oblique wedge-like structure of battery core insertion is easy for one end of the notch of battery core fixing groove 12.
Preferably, thermovent 15 is offered at least one of side wall of half shell 11；Such as the illustrated embodiment of Fig. 2,3,4,5
In, thermovent 15 is opened in the junction of two half shells 11, i.e. thermovent 15 is two half bore splicing by housing sidewall edge
Form.But the thermovent 15 in the utility model is not limited only to interface shown in figure, for example, it is also possible to which heat emission hole is integrally opened up
In the side wall of half shell 11.
Preferably, the bolt hole 13 is located at one end of the bottom wall outer of half shell 11 and is provided with countersink region 131, and one of them
Nut inserts 132 is embedded with the countersink region 131 of the bolt hole 13 of half shell 11.Countersink region 131 can be placed in bolt head
Inside half shell 11, it is ensured that the bottom wall outer of half shell 11 is smooth, to be spliced and combined between each module group unit.
Further, the both ends of the side wall of half shell 11 where the bus-bar 18 of the projection with it is another in half shell 11
The corner formed between outer two side is provided with the groove 17 for cabling.
The side wall of half shell 11 where the bus-bar 18 of the projection is provided with spacing preiection 16, the spacing preiection
16 one end away from the bottom wall of half shell 11 in the side wall.The bus-bar in parallel 21 is arranged on the limit of adjacent two half shell 11
Between position projection 16, avoid bus-bar 18 during actual installation from sliding, produce sparking.
Preferably, the copper sheet 182 and stainless that the bus-bar 18 is fixed together and by laser welding by being superimposed with each other
Steel disc 183, the wherein side where stainless steel substrates 183 and the electrode conduction of each battery core.The utility model copper sheet, stainless steel substrates
Composite plate replace traditional copper sheet, nickel sheet composite plate, can while electric conductivity is ensured, substantially reduce bus-bar 18 into
This.The copper sheet 182 of battery core welding region is provided with the through hole for being easy to welding on substrate.Welded on the stainless steel substrates 183 with battery core
The region connect is provided with hollow-out parts, and being suspended in the hollow-out parts has a shell fragment, and the shell fragment and stainless steel substrates 183 are integral type structure.
The shell fragment includes being used for the weld part 181 for being bonded battery core electrode and the connection for connecting welding portion 181 and stainless steel substrates
Portion 184, the connecting portion 184 to where battery core side bend set, make weld part 181 protrude from stainless steel substrates 183 with
The relative side of battery core.A welding hole 187 is offered on the weld part.It is additionally provided with the weld part 181 for preventing from welding
The narrow slit 185 of portion's temperature distortion, the narrow slit 185 is set parallel to the overhanging direction of shell fragment, and narrow slit 185 is penetrated to shell fragment
Projecting end, narrow slit end are provided with circular crack arrest groove 186.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (10)
- A kind of 1. lithium ion battery module, it is characterised in that：The module is gone here and there by least two lithium ion battery module group units (10) Connection forms；The lithium ion battery module group unit (10) includes fastening the shell surrounded relatively by two half shells (11), and Array is arranged on the battery core in shell, and the half shell (11) is made up of insulating materials, array on the bottom wall of two half shells (11) Multiple battery core fixing grooves (12) are provided with, and the battery core fixing groove (12) on two half shells (11) bottom wall is corresponded and set；Two The bottom of half shell (11) is respectively provided with a bus-bar (18), and positive and negative electrode of two bus-bars (18) respectively with each battery core turns on, and makes same Each battery core in one lithium ion battery module group unit (10) is in parallel；The positive and negative electrode of each lithium ion battery module group unit (10) Bus-bar (18) sequentially turns on；At least two are arranged at intervals with the white space between each battery core fixing groove (12) on half shell (11) bottom wall The bolt hole (13) passed through for the bolt of two half shells of connection (11), and at least two confessions connect different lithium ion battery modules The tie rod hole (14) that the pull bar (22) of unit (10) passes through；Each battery core fixing groove (12) it is parallel line up multiple row, Mei Gezhi Few two row divide a section into, and two row battery core fixing grooves (12) located adjacent one another are symmetrical arranged between adjacent two section, same area Interior two adjacent row battery core fixing groove (12) interlaced arrangements, the battery core that the tie rod hole (14) is located at adjacent two section are consolidated Between determining groove (12), and mutually adjacent two row battery core fixing groove (12) interlaced arrangements between two sections；Each bolt hole (13) it is arranged in battery core fixing groove (12) array, and each bolt hole (13) takes battery core fixing groove (12) position.
- 2. lithium ion battery module according to claim 1, it is characterised in that：The bus-bar (18) is located at half shell (11) outside of bottom wall, each battery core fixing groove (12) are the heavy cavernous structure of insertion half shell (11) bottom wall, make battery core Electrode can touch the bus-bar (18) of bottom wall outer, and an insulating back panel (19) is provided with the outside of the bus-bar (18), described The edge of insulating back panel (19) forms detachable connection by the edge of buckle and half shell (11) bottom wall.
- 3. lithium ion battery module according to claim 1, it is characterised in that：One end protrusion half of the bus-bar (18) A wherein side wall for housing (11) is set, and the bus-bar (18) of the projection is bent to the side wall, and is attached to the side wall Outside；The bus-bar (18) of the projection is provided with bolt mounting holes, and half where the bus-bar (18) of the projection Inserts with threaded hole, and the screwed hole of the inserts and the bolt mounting holes on bus-bar (18) are embedded with housing (11) side wall Position correspondence is set.
- 4. lithium ion battery module according to claim 3, it is characterised in that：Each lithium ion battery module group unit (10) half shell (11) bottom wall is bonded successively, positioned at the outside half shell of two lithium ion battery module group units (10) at both ends (11) side guide (20) is respectively equipped with bottom wall, the side guide (20) is provided with and each lithium ion battery module group unit (10) On the corresponding through hole of tie rod hole (14), pull bar (22) sequentially passes through the tie rod hole on each lithium ion battery module group unit (10) (14) and the through hole on side guide (20), pull bar (22) both ends are tensed with anchorage.
- 5. lithium ion battery module according to claim 4, it is characterised in that：Adjacent two lithium ion batteries module group unit (10) different two bus-bars (18) disposed adjacent of polarity, and the projection of two bus-bars (18) is generally aligned in the same plane Interior, the top of the projection of two bus-bars (18) is stamped joins bus-bar (21) in the lump, the bus-bar (21) in parallel with it is described The projection of two bus-bars (18) is affixed by bolt and the described inserts (113) for being threaded hole.
- 6. lithium ion battery module according to claim 1, it is characterised in that：On the inwall of the battery core fixing groove (12) It is circumferentially spaced to be provided with multiple anti-skid bulges (121), the anti-skid bulge (121) towards battery core fixing groove (12) notch one End is easy for the oblique wedge-like structure of battery core insertion.
- 7. lithium ion battery module according to claim 1, it is characterised in that：The half shell (11) it is at least one of Thermovent (15) is offered in side wall；One end that the bolt hole (13) is located at half shell (11) bottom wall outer is provided with countersink region (131), and one of half-shell Nut inserts (132) is embedded with the countersink region (131) of the bolt hole (13) of body (11).
- 8. lithium ion battery module according to claim 3, it is characterised in that：Bus-bar (18) institute of the projection Half shell (11) side wall both ends and half shell (11) on the corner that is formed in addition between two side be provided with and be used for cabling Groove (17).
- 9. lithium ion battery module according to claim 3, it is characterised in that：Bus-bar (18) institute of the projection Half shell (11) side wall on be provided with spacing preiection (16), the spacing preiection (16) is located in the side wall away from half shell (11) one end of bottom wall.
- 10. lithium ion battery module according to claim 1, it is characterised in that：The bus-bar (18) is by being superimposed with each other The copper sheet (182) and stainless steel substrates (183) fixed together and by laser welding, wherein one where stainless steel substrates (183) Side and the electrode conduction of each battery core.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720429039.4U CN206742310U (en) | 2017-04-21 | 2017-04-21 | Lithium ion battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720429039.4U CN206742310U (en) | 2017-04-21 | 2017-04-21 | Lithium ion battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206742310U true CN206742310U (en) | 2017-12-12 |
Family
ID=60561567
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720429039.4U Active CN206742310U (en) | 2017-04-21 | 2017-04-21 | Lithium ion battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206742310U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107039615A (en) * | 2017-04-21 | 2017-08-11 | 安徽欧鹏巴赫新能源科技有限公司 | Lithium ion battery module |
| CN113437415A (en) * | 2021-08-12 | 2021-09-24 | 四川长虹电源有限责任公司 | Battery module, deep submersible vehicle and submarine |
-
2017
- 2017-04-21 CN CN201720429039.4U patent/CN206742310U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107039615A (en) * | 2017-04-21 | 2017-08-11 | 安徽欧鹏巴赫新能源科技有限公司 | Lithium ion battery module |
| CN113437415A (en) * | 2021-08-12 | 2021-09-24 | 四川长虹电源有限责任公司 | Battery module, deep submersible vehicle and submarine |
| CN113437415B (en) * | 2021-08-12 | 2023-05-16 | 四川长虹电源有限责任公司 | Battery module, deep submersible vehicle and submarine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206742309U (en) | Lithium ion battery module group unit | |
| CN208189678U (en) | A kind of electric automobile power battery mould group and electric car | |
| CN109671891A (en) | Modular battery | |
| CN104037372B (en) | Battery connecting construction assembly and use its accumulator battery | |
| CN205810902U (en) | Soft-package battery fixing device and soft-package battery module | |
| CN206742310U (en) | Lithium ion battery module | |
| CN107039615A (en) | Lithium ion battery module | |
| CN206742367U (en) | A kind of bus-bar and lithium ion battery module group unit | |
| CN208608248U (en) | 18650 lithium battery mould groups of one kind and lithium battery group | |
| CN205911334U (en) | Novel battery package | |
| CN207217617U (en) | A kind of general modular structure of square electric cell | |
| CN108832046A (en) | A kind of series-parallel battery modules of 18650 battery cores | |
| CN214411363U (en) | Annular battery support | |
| CN208208854U (en) | A kind of series-parallel battery modules of 21700 battery cores | |
| CN209434236U (en) | A kind of 18650 battery core batteries in parallel connection module shells | |
| CN208028112U (en) | A kind of battery core module end plate and automobile batteries packet | |
| CN208835119U (en) | A kind of 21700 battery core batteries in parallel connection module shells | |
| CN209217102U (en) | Busbar connector and battery modules | |
| CN208240772U (en) | A kind of series-parallel battery modules of 18650 battery cores | |
| CN207743257U (en) | Battery modules and battery pack | |
| CN205900604U (en) | Anti fall lead acid battery and mould shell | |
| CN205645968U (en) | Laminate polymer battery module with split combined type current collector | |
| CN209266472U (en) | Modular battery | |
| CN209434234U (en) | A kind of 18650 battery core batteries in parallel connection mould groups | |
| CN209344143U (en) | Cover plate of power battery |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220412 Address after: 238014 No. 01, Guangtong automobile company yard, Huashan Industrial Park, Chaohu Economic Development Zone, Hefei, Anhui Province Patentee after: Anhui Huipeng New Energy Technology Co.,Ltd. Address before: 230000 factory building 726, Hefei Aviation Industrial Park, 35 Yan'an Road, Baohe District, Hefei City, Anhui Province Patentee before: ANHUI OUPENG BACH NEW ENERGY TECHNOLOGY Co.,Ltd. |