CN205900665U - Battery module - Google Patents
Battery module Download PDFInfo
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- CN205900665U CN205900665U CN201620901087.4U CN201620901087U CN205900665U CN 205900665 U CN205900665 U CN 205900665U CN 201620901087 U CN201620901087 U CN 201620901087U CN 205900665 U CN205900665 U CN 205900665U
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- battery modules
- cell
- submodule group
- fixture
- liquid
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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
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Abstract
The utility model provides a battery module, this battery module include mounting, the flat pipe of liquid cooling and a plurality of battery cell. A plurality of battery cell divide multilayer submodule group into, and the mounting sets up in adjacent two -layer submodule across block for battery cell in the fixed adjacent two -layer submodule group. The flat pipe of liquid cooling is around locating multilayer submodule across block, and mounting, submodule group and the flat intertube of liquid cooling separate the setting. This kind of battery module compares with prior art's battery module, and the battery cell offset causes the problem of battery module encapsulation difficulty during heat dissipation and the battery module assembly that can effectively solve battery module.
Description
Technical field
The encapsulation that this utility model is related to battery makes field, in particular to a kind of battery modules.
Background technology
In recent years, pure electric automobile and hybrid vehicle can significantly eliminate even zero-emission vehicle tail gas with it
Advantage, is paid attention to by government and each Automobile Enterprises.But the battery in pure electronic and hybrid vehicle
And the encapsulation difficulty of capacity attenuation and battery is urgent problem.
The service life of battery and capacity attenuation are had with the temperature contrast of battery system and temperature elevation amplitude closely
Relation.Electrokinetic cell operationally can produce substantial amounts of heat, if this heat can not be discharged in time, will make in electrokinetic cell
Temperature constantly rise, the temperature contrast causing it internal is gradually increased, and final electrokinetic cell will be in the building ring of the big temperature difference
In border, the service life of impact electrokinetic cell.
What the battery in pure electronic and hybrid vehicle was mainly used is battery modules, and battery modules are by multiple lists
Body cell package forms.Single battery is susceptible in the presence of being subject to external force offset, cell during encapsulation battery modules
Position skew can cause battery modules assembling difficult.
Utility model content
The purpose of this utility model is to provide a kind of battery modules to solve the above problems.
A kind of battery modules that this utility model provides, including fixture, the cold flat tube of liquid and multiple cell.Described many
Individual cell is divided into multilamellar submodule group, and described fixture is arranged between adjacent two layers submodule group, is used for fixing described adjacent
Cell in two-layer submodule group.The cold flat tube of described liquid is set around between described multilamellar submodule group；Described fixture, submodule group and
Liquid cold flat tube interval setting.
Optionally, the every straton module in described multilamellar submodule group includes first surface and second surface, described fixture
Contact with the first surface of every straton module or second surface.
Optionally, described fixture comprises first side and second side, between described first side and described second side
Multiple it is respectively used to clamp the groove of described cell every being provided with.
Optionally, described cell is cylindrical cell, described groove be shaped as arc, the song of described groove
Rate radius is identical with the radius of curvature of described battery.
Optionally, on described fixture setting multiple grooves respectively with adjacent two layers submodule group in multiple cells
Contact.
Optionally, described fixture is provided with multiple support columns, and described fixture is arranged at a bottom by described support column
On plate.
Optionally, the cold flat tube of described liquid is provided with inlet, liquid outlet and the liquid connecting described inlet and liquid outlet
Body circulation passage, described fluid flow paths are set around between described multilamellar submodule group.
Optionally, described fluid flow paths are contacted with the first surface of every straton module or second surface.
Optionally, described battery modules also include being arranged at the heat conductive insulating pad on described liquid cold flat tube surface, described liquid
Circulation passage is contacted with the first surface of every straton module or second surface by described heat conductive insulating pad.
Optionally, the surface of described fluid flow paths is the waveform that the space between adjacent two layers submodule group is adapted
Curved surface.
A kind of battery modules that this utility model embodiment provides, by battery modules are divided into multilamellar submodule group, lead to
Cross setting fixture between multilamellar submodule group, so that the position of each cell in battery modules is fixed, so that described
Battery modules are easy to assembly.By the cold flat tube of winding liquid between multilamellar submodule group, efficiently solve battery heat dissipation problem.
For enabling above-mentioned purpose of the present utility model, feature and advantage to become apparent, preferred embodiment cited below particularly, and
Accompanying drawing appended by cooperation, is described in detail below.
Brief description
In order to be illustrated more clearly that the technical scheme of this utility model embodiment, below will be to use required in embodiment
Accompanying drawing be briefly described it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, also may be used
To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 shows a kind of structural representation of battery modules that this utility model embodiment provides.
Fig. 2 shows a kind of structural representation of submodule group that this utility model embodiment provides.
Fig. 3 shows a kind of structural representation of fixture that this utility model embodiment provides.
Fig. 4 shows a kind of structural representation of base plate that this utility model embodiment provides.
Fig. 5 shows a kind of another structural representation of battery modules that this utility model embodiment provides.
Fig. 6 shows a kind of structural representation of the cold flat tube of liquid that this utility model embodiment provides.
In above-mentioned accompanying drawing, each reference is:
Fixture -100, first side -110, second side -120, groove -130, support column -140；
Submodule group -200, cell -210, ground floor submodule group -220, second layer submodule group -230, first surface -
240, second surface -250；
Cold flat tube -300 of liquid, inlet -310, fluid flow paths -320, liquid outlet -330；
Base plate -400, depressed part -410；
Cover plate -500, battery hole -510；
First baffle -600；
Second baffle -700.
Specific embodiment
Purpose, technical scheme and advantage for making this utility model embodiment are clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described it is clear that being retouched to the technical scheme in this utility model embodiment
The embodiment stated is a part of embodiment of the present utility model, rather than whole embodiments.Generally retouch in the accompanying drawing herein
The assembly of this utility model embodiment stated and illustrate can be arranged with various different configurations and design.
Therefore, below requirement is not intended to limit to the detailed description of the embodiment of the present utility model providing in the accompanying drawings
The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in this utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of not making creative work, all
Belong to the scope of this utility model protection.
It should also be noted that similar label and letter expression similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then do not need it to be defined further and explains in subsequent accompanying drawing.Of the present utility model
In description, term " first, second etc. is only used for distinguishing description, and it is not intended that being or hint relative importance.
As shown in figure 1, this utility model provides a kind of battery modules, including fixture 100, the cold flat tube of liquid 300 and many
Individual cell 210.
In conjunction with shown in Fig. 2, the plurality of cell 210 is divided into multilamellar submodule group 200.Described fixture 100 is arranged
In between multilamellar submodule group 200, for fixing and the multiple cells in described fixture 100 adjacent two layers submodule group group 200
210.The cold flat tube 300 of described liquid is set around between multilamellar submodule group 200.
Every straton module 200 in described multilamellar submodule group 200 includes first surface 240 and second surface 250.In this reality
Apply in example, optionally, described fixture 100 is contacted with the first surface 240 of every straton module 200 or second surface 250.Described
Fixture 100, submodule group 200 and the cold flat tube of liquid 300 interval setting successively.
By arranging fixture 100, the partly described list in effectively solving battery modules between described multilamellar submodule group 200
Body battery 210 shifts because of stress.By in the cold flat tube of liquid 300 effectively solving described in described 200 windings of multilamellar submodule group
Heat dissipation problem when described battery modules use.Thus avoiding described battery modules to cause described battery modules because radiating is bad
Service life and capacity attenuation.
In conjunction with shown in Fig. 3, the shape size of described fixture 100 can be according to adjacent two layers submodule group 200 or adjacent two
Space between individual cell 210 arranging, as long as each cell 210 can be made will not to glance off.In this enforcement
In example, optionally, described fixture 100 be arranged between adjacent two layers submodule group 200 and with adjacent two layers submodule group 200 in every
Individual cell 210 contacts.
The structure of described cell 210 mostly is cylinder or cylinder.In the present embodiment, optionally, described monomer electricity
Pond 210 is cylindrical shape.The submodule group 200 being formed after the plurality of cell 210 storied placement includes undulate curved surface
First surface 240 and second surface 250.The first surface 240 of described fixture 100 and submodule group 200 or second surface 250
Contact.
Optionally, the inclusion first side 110 of described fixture 100 and second side 120, described first side 110 He
Second side 120 is arranged at intervals with multiple grooves 130 being respectively used to cell 210 described in fixed clamp.Optionally, described
Groove 130 is arc, and the radius of curvature of described groove 130 is identical with the radius of curvature of described cell 210.Described fixture
On 100, multiple grooves 130 of setting are contacted with the multiple cells 210 in adjacent two layers submodule group 200 respectively.
Optionally, described fixture 100 is provided with multiple support columns 140, and the plurality of support column 140 is used for supporting described
Fixture 100 is so that the contact position of groove 130 on described fixture 100 and described cell 210 is near described monomer
The middle part of battery 210, so that described fixture 100 plays more preferable fixed effect to described cell 210.
Because the plurality of cell 210 is divided into multilamellar submodule group 200, for making each cell 210 enter
Luggage is joined or is installed the cold flat tube of described liquid 300 all without glancing off.Therefore, optionally, described battery modules are fixed in arrangement
When need multiple fixtures 100.The plurality of fixture 100 can make different shape or size according to demand.
During for avoiding the cell 210 in battery modules that electric leakage occurs, causing battery modules short circuit, causing battery modules
The perils such as blast.Optionally, the material of described fixture 100 is insulant.
By described fixture 100 being arranged between adjacent two layers submodule group 200 so that the first of described fixture 100
Side 110 and second side 120 are contacted with the second surface 250 of adjacent two layers submodule group 200 and first surface 240 respectively.
The multiple cells 210 in multiple grooves 130 difference fixed clamp adjacent two layers submodule group 200 in described fixture 100.
Thus cell 210 can be prevented effectively from when the cold flat tube of described liquid 300 is set around described multilamellar submodule group 200 because stress is sent out
The situation of raw deflection.
In conjunction with shown in Fig. 4, Fig. 5, optionally, described battery modules also include a base plate 400 and a cover plate 500.Institute
State and multiple depressed parts 410 corresponding with the plurality of cell 210 are provided with base plate 400, each cell 210 is corresponding
There is a depressed part 410.It is provided with described cover plate 500 and the plurality of depressed part 410 corresponding multiple battery holes respectively
510.Each cell 210 includes top and bottom, and the bottom of the plurality of cell 210 is respectively arranged in the plurality of
In depressed part 410.
During battery modules encapsulation, described cover plate 500 is covered on the top of the plurality of cell 210, the plurality of list
The top of body battery 210 is located in the plurality of battery hole 510 respectively.Before therefore encapsulating described battery modules, each institute described
The position stating cell 210 must be fixed it is impossible to shift.Optionally, described cell 210 is arranged at described depressed part
Before in 410, need to in described depressed part 410 and/or cell 210 bottom spreading glue, then by described cell 210
Bottom be arranged in depressed part 410, and fixture 100 is arranged between multiple submodule groups 200, so that the plurality of monomer is electric
Pond 210 is individually fixed in the plurality of depressed part 410.It should be noted that glue also do not solidify front it is necessary to adjacent
Two-layer submodule group 200 between space in place described fixture 100, and the support column 140 of described fixture 100 and described bottom
Plate 400 contacts, in order to guarantee that each cell 210 described will not shift.Thus the cold flat tube of described liquid can be prevented effectively from
300 when being set around every layer of described submodule group 200, and described cell 210 stress shifts, and causes described battery modules
The difficult problem of assembling.
Optionally, described battery modules also include first baffle 600 and second baffle 700, described first baffle 600 and
Two baffle plates 700 are arranged on described base plate 400.Described multilamellar submodule group 200 comprises ground floor submodule group 220 and second layer submodule
Group 230, described first baffle 600 is contacted with the first surface 240 of described ground floor submodule group 220.Described second baffle 700 with
The second surface 250 of described second layer submodule group 230 contacts.By first baffle 600 and second is arranged on described base plate 400
Baffle plate 700, the cell 210 being prevented effectively from described ground floor submodule group 220 and second layer submodule group 230 shifts,
The encapsulation making described battery modules is easier.Optionally, described base plate 400, cover plate 500, first baffle 600 and second baffle
700 are made up of insulant material.
In conjunction with shown in Fig. 6, the cold flat tube 300 of described liquid is provided with inlet 310, liquid outlet 330 and connects described feed liquor
Mouth 310 and the fluid flow paths 320 of liquid outlet 330, described fluid flow paths 320 are set around described multilamellar submodule group 200
Between.The cold flat tube 300 of described liquid is used for described battery modules are radiated or is heated management.
In the present embodiment, optionally, the cold flat tube 300 of described liquid is set around between described multilamellar submodule group 200, for institute
State battery modules to be radiated.The first surface 240 of described fluid flow paths 320 and every straton module 200 or second surface
250 contacts.Described fluid flow paths 320 are all contacted with the surface of cell each described 210.
Radiating for ensureing each cell 210 described is good.Therefore, optionally, described fluid flow paths 320 table
Face is the wavy surfaces that the space between adjacent two layers submodule group 200 is adapted.By increasing described fluid flow paths 320
With the contact area of described submodule group 200, improve radiating efficiency.
By above-mentioned setting, coolant flows through described fluid flow paths 320 from described inlet 310, and by described
Liquid outlet 330 flows out.During coolant flow, in described fluid flow paths 320 flowing coolant will absorb described in
Due to the heat that is produced and gradually building up that works in battery modules.While coolant is flowed out by liquid outlet 330, carry the leakage of electricity
Heat in the module of pond, is reached for the purpose of battery modules radiating.
Because the cold flat tube of described liquid 300 is used for the radiating of described battery modules.The material of the cold flat tube 300 of therefore described liquid should
For heat conductivility is good, metal that is having preferable structural strength, light weight, easy processing, such as silver, copper, aluminum etc..Generally, equilibrium considers
After the cost of manufacture of various materials and performance, the material of the cold flat tube 300 of described liquid is preferably aluminum.
The metals such as aluminum, copper have electric conductivity, are also had by the cold flat tube of described liquid 300 that the genus such as aluminum, copper gold is made and lead
Electrically.When there is electric leakage in order to avoid the described cell 210 in described battery modules, due to the cold flat tube of described liquid 300
Electric conductivity, causes the short circuit of described battery modules, cause the perils such as battery modules blast it is therefore desirable to described liquid cold flat tube
300 carry out insulation processing.
For reaching the effect of the cold flat tube of described liquid 300 insulation, the cold flat tube 300 of described liquid can be by twining on its surface
Around insulating cement.One layer of insulation plastic-blasting layer can also be formed by the surface plastic spraying in the cold flat tube of described liquid 300, can also be described
The first surface 240 of submodule group 200 or second surface 250 arrange heat conductive insulating pad to reach the effect making the cold flat tube of liquid 300 insulation
Really.
In the present embodiment, optionally, described battery modules also include heat conductive insulating pad, described fluid flow paths 320
Contacted with the surface of submodule group 200 described in adjacent two layers by described heat conductive insulating pad.The size of described heat conductive insulating pad needs
Determined according to the size of the cold flat tube of described liquid 300, when described heat conductive insulating pad is installed, need described heat conductive insulating pad with described
The surface smear stickum that the cold flat tube of liquid 300 contacts, colder for described liquid flat tube 300 is pasted on described heat conductive insulating pad.
Described heat conductive insulating pad can be high heat conductance insulation mica tape or heat conductive insulating rubber etc., if be capable of high thermal conductivity and
The effect of insulation.
To sum up, a kind of battery modules that this utility model provides, described battery modules comprise fixture 100, the cold flat tube of liquid
300th, base plate 400, cover plate 500, first baffle 600, second baffle 700 and multiple cell 210.The plurality of cell
210 bottom is respectively arranged in the multiple depressed parts 410 on described base plate 400, and by the institute in the plurality of depressed part 410
State multiple cells 210 and be divided into multilamellar submodule group 200.By cold for described liquid flat tube 300 is set around multilamellar submodule group 200
Between.The heat dissipation problem of effectively solving battery modules.
Described fixture is arranged between multilamellar submodule group 200, in the first side 110 and second of described fixture 100
Multiple grooves 130 are arranged on side 120 in order to the monocell 210 in fixing adjacent two layers submodule group 200.In described multilamellar submodule
It is located at the first surface 240 of ground floor submodule group 220 at edge and 250 points of the second surface of second layer submodule group 230 in group 200
Described first baffle 600 and second baffle 700 are not set, so that the position of each cell 210 in battery modules is fixed.
So that described cover plate 500 lid is put on the plurality of cell 210, the top of the plurality of cell 210 is respectively provided with
In multiple battery holes 510 of described cover plate 500.Achieve the encapsulation of described battery modules, solve battery mould in prior art
The difficult problem of group encapsulation.
In description of the present utility model, unless otherwise clearly defined and limited, term " setting ", " being connected ", " company
Connect " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or it is integrally connected；It can be machine
Tool connects or electrically connects；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, can be two units
Connection within part.For the ordinary skill in the art, can understand that above-mentioned term is new in this practicality with concrete condition
Concrete meaning in type.
Obviously, those skilled in the art should be understood that the function of above-mentioned this utility model embodiment can be with general
Computing device realizing, they can concentrate on single computing device, or be distributed in multiple computing devices and formed
Network on, alternatively, they can be realized with the executable existing program code of computing device or algorithm, it is thus possible to
It is stored in being executed by computing device in storage device, or they are fabricated to each integrated circuit modules respectively,
Or the multiple modules in them or step are fabricated to single integrated circuit module to realize.So, work(of the present utility model
Enable to be not restricted to any specific hardware and software combination.
The foregoing is only preferred embodiment of the present utility model, be not limited to this utility model, for this
For the technical staff in field, this utility model can have various modifications and variations.All of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvement made etc., should be included within protection domain of the present utility model.
Claims (10)
1. a kind of battery modules are it is characterised in that include fixture, the cold flat tube of liquid and multiple cell；
The plurality of cell is divided into multilamellar submodule group；
Described fixture is arranged between adjacent two layers submodule group, for fixing the cell in described adjacent two layers submodule group；
The cold flat tube of described liquid is set around between described multilamellar submodule group；
Described fixture, submodule group and liquid cold flat tube interval setting.
2. battery modules according to claim 1 are it is characterised in that the every straton module in described multilamellar submodule group includes
First surface and second surface, described fixture is contacted with the first surface of every straton module or second surface.
3. battery modules according to claim 2 are it is characterised in that described fixture comprises first side and the second side
Face, described first side and described second side are arranged at intervals with and multiple are respectively used to the recessed of cell described in fixed clamp
Groove.
4. battery modules according to claim 3 are it is characterised in that described cell is cylindrical cell, institute
State the arc that is shaped as of groove, the radius of curvature of described groove is identical with the radius of curvature of described cell.
5. battery modules according to claim 4 it is characterised in that on described fixture setting multiple grooves respectively with
Multiple cell contacts in adjacent two layers submodule group.
6. battery modules according to claim 5 are it is characterised in that described fixture is provided with multiple support columns, described
Fixture is arranged on a base plate by described support column.
7. battery modules according to claim 2 are it is characterised in that the cold flat tube of described liquid is provided with inlet, liquid outlet
And connecting the fluid flow paths of described inlet and liquid outlet, described fluid flow paths are set around described multilamellar submodule group
Between.
8. battery modules according to claim 7 it is characterised in that described fluid flow paths and every straton module the
One surface or second surface contact.
9. battery modules according to claim 8 it is characterised in that described battery modules also include being arranged at described liquid cold
The heat conductive insulating pad on flat tube surface, described fluid flow paths pass through the first surface of described heat conductive insulating pad and every straton module
Or second surface contact.
10. battery modules according to claim 9, are characterised by, the surface of described fluid flow paths is and adjacent two
The waveform curved surface that space between straton module is adapted.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620901087.4U CN205900665U (en) | 2016-08-18 | 2016-08-18 | Battery module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620901087.4U CN205900665U (en) | 2016-08-18 | 2016-08-18 | Battery module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205900665U true CN205900665U (en) | 2017-01-18 |
Family
ID=57778494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620901087.4U Active CN205900665U (en) | 2016-08-18 | 2016-08-18 | Battery module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205900665U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108110152A (en) * | 2017-12-21 | 2018-06-01 | 广东技术师范学院 | Rectangular cell bag based on honeycomb structure |
| CN108155440A (en) * | 2018-02-06 | 2018-06-12 | 华霆（合肥）动力技术有限公司 | Thermal management assemblies, battery modules and battery modules forming method |
| CN108198976A (en) * | 2017-12-29 | 2018-06-22 | 江西优特汽车技术有限公司 | Power battery and its module fixing means |
| CN108470958A (en) * | 2018-03-27 | 2018-08-31 | 华霆（合肥）动力技术有限公司 | Thermal insulation layer preparation method, cooling line and battery modules |
| CN108565489A (en) * | 2018-03-20 | 2018-09-21 | 华霆（合肥）动力技术有限公司 | Thermal conductive silicon rubber cushion and battery modules |
| CN108598620A (en) * | 2018-04-16 | 2018-09-28 | 华霆（合肥）动力技术有限公司 | Battery modules and electric vehicle |
-
2016
- 2016-08-18 CN CN201620901087.4U patent/CN205900665U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108110152A (en) * | 2017-12-21 | 2018-06-01 | 广东技术师范学院 | Rectangular cell bag based on honeycomb structure |
| CN108110152B (en) * | 2017-12-21 | 2024-04-16 | 广东技术师范学院 | Square battery pack based on honeycomb structure |
| CN108198976A (en) * | 2017-12-29 | 2018-06-22 | 江西优特汽车技术有限公司 | Power battery and its module fixing means |
| CN108155440A (en) * | 2018-02-06 | 2018-06-12 | 华霆（合肥）动力技术有限公司 | Thermal management assemblies, battery modules and battery modules forming method |
| CN108565489A (en) * | 2018-03-20 | 2018-09-21 | 华霆（合肥）动力技术有限公司 | Thermal conductive silicon rubber cushion and battery modules |
| CN108565489B (en) * | 2018-03-20 | 2023-11-28 | 华霆（合肥）动力技术有限公司 | Heat conduction silica gel pad and battery module |
| CN108470958A (en) * | 2018-03-27 | 2018-08-31 | 华霆（合肥）动力技术有限公司 | Thermal insulation layer preparation method, cooling line and battery modules |
| CN108598620A (en) * | 2018-04-16 | 2018-09-28 | 华霆（合肥）动力技术有限公司 | Battery modules and electric vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 230000 Anhui Hefei economic and Technological Development Zone, Xin Xin Road, No. 62 power battery factory Patentee after: Huating (Hefei) Power Technology Co., Ltd. Address before: 230000 Hefei 26 Economic Development Zone, Anhui, 5 (Building No. 5) Patentee before: Huating (Hefei) Power Technology Co., Ltd. |
|
| CP02 | Change in the address of a patent holder |