CN206516694U - A kind of battery modules and dynamical system - Google Patents
A kind of battery modules and dynamical system Download PDFInfo
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- CN206516694U CN206516694U CN201720061778.2U CN201720061778U CN206516694U CN 206516694 U CN206516694 U CN 206516694U CN 201720061778 U CN201720061778 U CN 201720061778U CN 206516694 U CN206516694 U CN 206516694U
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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
Abstract
The utility model is related to battery modules manufacture field, in particular to a kind of battery modules and dynamical system.The battery modules include battery cell, the first welding bar and the second welding bar, the battery cell is provided with multiple, each battery cell includes the battery body for being provided with first electrode and second electrode, and the polarity shell of the battery body periphery is arranged at, the polarity shell is connected with the second electrode.The first electrode of multiple battery cells is generally aligned in the same plane, the first electrode of multiple battery cells is respectively welded welds bar in described first, and the polarity shell of multiple battery cells is respectively welded in the described second welding bar and welding position is located at the polarity shell at the position of the first electrode.The dynamical system includes the battery modules.The simple production process of the battery modules, is easy to staff to operate, while being greatly reduced the damaged condition in welding process to the battery modules.
Description
Technical field
The utility model is related to battery modules manufacture field, in particular to a kind of battery modules and dynamical system.
Background technology
Existing lithium battery module welding technique, is generally first designed according to the requirement of the output voltage of battery modules and electric current
The series-parallel system of battery cell, then according to the both positive and negative polarity material of welded battery cell, selects corresponding welding material
The positive and negative electrode with battery is welded respectively, finally, and all battery cells being welded are using positive and negative electrode welding material as medium
It is pooled to above cylinder manifold, it is achieved thereby that the connection in series-parallel connection of all battery cells of battery modules, completes an electricity
The welding of pond module.In existing welding technique, positive pole welding material and the welding of anode end face, negative pole welding material and electricity
Pond negative pole end face welding, both are located at the both sides up and down of battery cell respectively.So, in existing battery modules welding technique,
Positive pole and the negative pole welding of battery are carried out in the both sides of battery respectively, namely are carried out in the both sides of battery modules so that actual weldering
Need to overturn module in termination process, to realize the welding to different faces.By above description, existing battery modules produce work
Skill is complicated, but also there is the risk that battery modules are injured in switching process.
Utility model content
In view of this, the purpose of the utility model embodiment is there is provided a kind of battery modules and dynamical system, to solve
Above mentioned problem.
The utility model embodiment provides a kind of battery modules, and the battery modules include battery cell, the first welding
Bar and the second welding bar, the battery cell is provided with multiple, and each battery cell includes being provided with first electrode and the
The battery body of two electrodes, and it is arranged at the polarity shell of the battery body periphery, the polarity shell and described second
Electrode is connected；
The first electrode of multiple battery cells is generally aligned in the same plane, the first electrode difference of multiple battery cells
Be welded in the first welding bar, the polarity shells of multiple battery cells be respectively welded in the described second welding bar and
Welding position is located at the polarity shell at the position of the first electrode.
Further, multiple battery cells include the first row battery cell and secondary series battery list of laid out in parallel
Body, the first welding bar includes the first welding bar body and soldering polar ear, and the soldering polar ear includes multiple, multiple welderings
The both sides that lug is respectively arranged at the first welding bar body are connect, two adjacent soldering polar ears have interval；
Multiple battery cells are corresponded with multiple soldering polar ears, the first row battery cell and described the
The first electrode of each battery cell in two row battery cells is respectively welded in soldering polar ear corresponding with the battery cell.
Further, the second welding bar is located between the described first welding bar and multiple battery cells, described
Second welding bar exists with the described first welding bar to be spaced；
The second welding bar includes the second welding bar body, and the second welding bar body offers welding bayonet socket, institute
State welding bayonet socket include it is multiple, it is multiple it is described welding bayonet sockets be opened in respectively it is described second welding bar body both sides, it is adjacent
There is interval in two welding bayonet sockets；
Multiple battery cells are corresponded with multiple welding bayonet sockets, the first row battery cell and described the
The polarity shell of each battery cell in two row battery cells is respectively welded in welding bayonet socket corresponding with the battery cell
At position.
Further, the battery modules also include the first pressing plate, and first pressing plate offers first through hole, and described the
One through hole includes the first through hole of multiple, adjacent two and there is interval；
First pressing plate is arranged between the first welding bar body and the second welding bar body, multiple described
First through hole is corresponded with multiple soldering polar ears, and the soldering polar ear is through corresponding with the soldering polar ear described the
One through hole is welded in the first electrode of the battery cell corresponding with the soldering polar ear.
Further, the second welding bar also includes connecting portion, and the connecting portion welds bar body in described second
One end；
First pressing plate is further opened with the second through hole, and second through hole is worn close to the connecting portion, the connecting portion
Cross second through hole and extend to side of first pressing plate away from the described second welding bar body.
Further, the battery modules also include the second pressing plate, and second pressing plate offers blind hole, the blind hole bag
Include multiple, two adjacent blind holes have interval；
Second pressing plate is arranged at side of multiple battery cells away from first pressing plate, multiple blind holes
Corresponded with multiple battery cells, each battery list in the first row battery cell and the secondary series battery cell
Body is connected in the blind hole corresponding with the battery cell respectively.
Further, the battery modules also include the cold pipe of liquid for cooling, and the cold pipe of liquid is arranged at described second
The inside of pressing plate.
Further, the first electrode is positive pole, and the second electrode is negative pole.
Further, the first electrode is negative pole, and the second electrode is positive pole.
The utility model embodiment additionally provides a kind of dynamical system, and the dynamical system includes battery modules.The electricity
Pond module includes battery cell, the first welding bar and the second welding bar, and the battery cell is provided with multiple, each battery
Monomer includes the battery body for being provided with first electrode and second electrode, and is arranged at outside the polarity of the battery body periphery
Shell, the polarity shell is connected with the second electrode；
The first electrode of multiple battery cells is generally aligned in the same plane, the first electrode difference of multiple battery cells
Be welded in the first welding bar, the polarity shells of multiple battery cells be respectively welded in the described second welding bar and
Welding position is located at the polarity shell at the position of the first electrode.
The utility model embodiment provides a kind of battery modules and dynamical system, and the dynamical system includes the battery
Module.In the production process of the battery modules, by the way that the first electrode of multiple battery cells is respectively welded in described
First welding bar, the polarity shell of multiple battery cells is respectively welded in the described second welding bar and welding position set
In the polarity shell at the position of the first electrode, so that the welding of the battery modules is realized, without in institute
Welded the both sides for stating battery modules.The simple production process of the battery modules, is easy to staff to operate, while also big
The big damaged condition reduced in welding process to the battery modules.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, it will use below required in embodiment
Accompanying drawing be briefly described.It should be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
To obtain other related accompanying drawings according to these accompanying drawings.
A kind of structure chart for battery modules that Fig. 1 provides for the utility model.
A kind of structure chart for battery cell that Fig. 2 provides for the utility model.
A kind of structure chart for first welding bar that Fig. 3 provides for the utility model.
A kind of structure chart for second welding bar that Fig. 4 provides for the utility model.
A kind of another structure chart for battery modules that Fig. 5 provides for the utility model.
A kind of structure chart for first pressing plate that Fig. 6 provides for the utility model.
A kind of structure chart for second pressing plate that Fig. 7 provides for the utility model.
Icon：10- battery modules；100- battery cells；110- battery bodies；111- first electrodes；112- second electrodes；
120- polarity shells；200- first welds bar；210- first welds bar body；220- soldering polar ears；300- second welds bar；
310- second welds bar body；311- welds bayonet socket；320- connecting portions；The pressing plates of 400- first；410- first through hole；420- second
Through hole；The pressing plates of 500- second；510- blind holes.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe.Obviously, described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.The component for the utility model embodiment being generally described and illustrated herein in the accompanying drawings can be with a variety of configurations
To arrange and design.Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit
The claimed scope of the present utility model of system, but it is merely representative of selected embodiment of the present utility model.It is new based on this practicality
The embodiment of type, the every other embodiment that those skilled in the art are obtained on the premise of creative work is not made,
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it further need not be defined and explained in subsequent accompanying drawing.
Fig. 1 and Fig. 2 are referred to, the utility model embodiment provides a kind of battery modules 10, and the battery modules 10 are wrapped
Include the welding welding bar 300 of bar 200 and second of battery cell 100, first, the battery cell 100 be provided with it is multiple, it is each described
Battery cell 100 includes the battery body 110 for being provided with first electrode 111 and second electrode 112, and is arranged at the battery
The polarity shell 120 of the periphery of body 110, the polarity shell 120 is connected with the second electrode 112.
In the present embodiment, the first electrode 111 of multiple battery cells 100 is generally aligned in the same plane, multiple batteries
The first electrode 111 of monomer 100 is respectively welded welds bar 200, the polarity of multiple battery cells 100 in described first
Shell 120 is respectively welded in the described second welding bar 300 and welding position is located at the polarity shell 120 close to the described first electricity
At the position of pole 111.
It should be understood that in the present embodiment, the first electrode 111 can be positive pole, or negative pole.When the described first electricity
When pole 111 is positive pole, the second electrode 112 is negative pole, when the first electrode 111 is negative pole, the second electrode 112
For positive pole.For example, the steel casing of 18650 batteries is connected with negative pole, i.e., when the battery cell 100 is 18650 battery, institute
First electrode 111 is stated for positive pole, the second electrode 112 is negative pole.For another example the aluminum shell of A123 26650 batteries with
Positive pole is connected, i.e., when the battery cell 100 is A123 26650 battery, and the first electrode 111 is negative pole, described the
Two electrodes 112 are positive pole.To be below positive pole with the first electrode 111, the second electrode 112 be negative pole exemplified by, to this
Battery modules 10 described in embodiment are illustrated.
In the present embodiment, multiple battery cells 100 include the first row battery cell and secondary series electricity of laid out in parallel
Pond monomer.In order that the battery modules 10 space-consuming it is smaller, alternatively, the first row battery cell and described the
Two row battery cells are staggered.
It should be noted that in the present embodiment, the sum of the battery cell 100 is selected according to design requirement, this practicality
The new quantity to the battery cell 100 does not do any limitation.In addition, multiple battery cells 100 of the present embodiment are also
The 3rd row battery cell, the 4th row battery cell and the 5th row battery cell etc. can be included.It should be understood that described in the utility model
The arrangement mode of battery cell 100 can have a variety of in battery modules 10, and the utility model is to battery in the battery modules 10
The arrangement mode of monomer 100 does not do any limitation.
Fig. 3 is please referred to, the first welding bar 200 includes the first welding bar body 210 and soldering polar ear 220, institute
Stating soldering polar ear 220 includes multiple, and multiple soldering polar ears 220 are respectively arranged at the two of the first welding bar body 210
There is interval in side, two adjacent soldering polar ears 220.Multiple battery cells 100 and multiple soldering polar ears 220
Correspond, the first electrode 111 of the first row battery cell and each battery cell 100 in the secondary series battery cell
It is respectively welded in soldering polar ear 220 corresponding with the battery cell 100.
In the present embodiment, the second welding bar 300 is located at the described first welding bar 200 and multiple battery cells
Between 100, the second welding bar 300 exists with the described first welding bar 200 to be spaced.
Fig. 4 is please referred to, the second welding bar 300 includes the second welding bar body 310, the second welding bar sheet
Body 310 offer welding bayonet socket 311, it is described welding bayonet socket 311 include it is multiple, it is multiple it is described welding bayonet sockets 311 be opened in respectively
There is interval in the both sides of the second welding bar body 310, two adjacent welding bayonet sockets 311.Multiple battery lists
Body 100 is corresponded with multiple welding bayonet sockets 311, the first row battery cell 100 and the secondary series battery cell
The polarity shell 120 of each battery cell 100 in 100 is respectively welded in welding bayonet socket 311 corresponding with the battery cell 100
Position at.
In the present embodiment, the polarity shell 120 of the battery cell 100 is columnar duricrust.In order to increase the weldering
The contact area of bayonet socket 311 and the polarity shell 120 is connect, alternatively, the welding bayonet socket 311 is semicircle bayonet socket, works as institute
Welding bayonet socket 311 is stated when being connected in the polarity shell 120, the welding bayonet socket 311 agrees with the polarity shell 120.
Alternatively, the second welding bar 300 also includes connecting portion 320, and the connecting portion 320 is located at the described second welding
One end of bar body 310.In the present embodiment, the connecting portion 320 protrudes from the second welding bar body 310.
It should be noted that the operability in order to increase the battery modules 10 described in welding the present embodiment, alternatively, institute
It is flexible welding material to state the first welding bar 200 and the second welding bar 300.
Refer in Fig. 5 and Fig. 6, the present embodiment, the battery modules 10 also include the first pressing plate 400, first pressure
Plate 400 offers first through hole 410, and the first through hole 410 includes multiple, and two adjacent first through hole 410 are present
Interval.
First pressing plate 400 be arranged at the first welding bar body 210 and the described second welding bar body 310 it
Between, multiple first through hole 410 are corresponded with multiple soldering polar ears 220, the soldering polar ear 220 pass through with it is described
The corresponding first through hole 410 of soldering polar ear 220 is welded in the battery cell 100 corresponding with the soldering polar ear 220
First electrode 111.
Alternatively, first pressing plate 400 is further opened with the second through hole 420, and second through hole 420 is close to the connection
Portion 320.When battery modules 10 described in the present embodiment come into operation, the battery modules 10 are welded in other devices for convenience
In part, the present embodiment, the connecting portion 320 of the second welding bar 300 extends to first pressure through second through hole 420
Side of the plate 400 away from the described second welding bar body 310.
Please refer in Fig. 7, the present embodiment, the battery modules 10 also include the second pressing plate 500, second pressing plate
500 offer blind hole 510, and the blind hole 510 includes the blind hole 510 of multiple, adjacent two and there is interval.
Second pressing plate 500 is arranged at side of multiple battery cells 100 away from first pressing plate 400, many
The individual blind hole 510 is corresponded with multiple battery cells 100, the first row battery cell and the secondary series battery
Each battery cell 100 in monomer is connected in the blind hole 510 corresponding with the battery cell 100 respectively.
In order that obtaining the battery modules 10 has in good heat dispersion, the present embodiment, the battery modules 10 are also
Including the cold pipe (not shown) of liquid for cooling, the cold pipe of liquid is arranged at the inside of second pressing plate 500.In order to add
In strong radiating effect, the present embodiment, the cold pipe of liquid is the roundabout cold pipeline of liquid, and is uniformly distributed in second pressing plate
500 inside, to be reached for the purpose that the battery cell 100 cools.In addition, for balanced radiating effect, alternatively,
Plane where the cold pipe of liquid is parallel close to the surface of the side of battery cell 100 with second pressing plate 500.
In the production process of the battery modules 10 described in the present embodiment, first, selection is welded with the second electrode 112
The second welding material, i.e., with the polarity shell 120 weld the second welding material, to second welding material carry out two
Side Cutting forms the second welding bar 300 with welding bayonet socket 311, and bar is welded by described second using method of laser welding
300 are welded in polarity shell 120, and at the position of the first electrode 111, realize the second electrode 112 of battery cell 100
Welding in parallel.Likewise, the first welding material that selection is welded with the first electrode 111, to first welding material
It is punched out processing, forms first welding bar 200 of the both sides with flexible welding lug 220, using laser welding by the weldering
Connect lug 220 and be welded in the first electrode 111 and one-to-one corresponding, realize the weldering in parallel of the first electrode 111 of battery cell 100
Connect.The second welding bar 300 being welded can be directly led out, and carrying out laser welding with the output end of battery modules 10 second fixes, the
One welding bar 200 can with the output end of battery modules 10 first by be connected medium weld realization be connected.Thus, one is completed
The welding of battery modules 10.
The utility model embodiment additionally provides a kind of dynamical system, and the dynamical system includes above-mentioned battery modules 10.
In summary, the utility model embodiment provides a kind of battery modules 10 and dynamical system, the dynamical system
Including the battery modules 10.In the production process of the battery modules 10, by by the first of multiple battery cells 100
Electrode 111 is respectively welded welds bar 200 in described first, and the polarity shell 120 of multiple battery cells 100 is welded respectively
It is connected to the second welding bar 300 and welding position is located at the polarity shell 120 close to the position of the first electrode 111
Place, so that the welding of the battery modules 10 is realized, without being welded in the both sides of the battery modules 10.The battery
The simple production process of module 10, is easy to staff to operate, while being greatly reduced in welding process to the battery mould
The damaged condition of group 10.
Further, in the prior art, because battery first electrode 111 and second electrode 112 are welded respectively in battery mould
The both sides of group 10 are carried out.Therefore, set for the first pressing plate 400 of self-contained battery monomer 100 and the specification of second pressing plate 500
Meter, the design of cylinder manifold specification and the design of the pressing plate 500 of first pressing plate 400 and second and the outside station being attached
Etc. the problem of two sides is matched will be considered.So as to cause unitizing element species various, the battery mould after indirectly result in groups
10 volumes of group are larger so that can not be matched in battery PACK assemblies with the less assembly station in space, and then increase assembling
With the difficulty reprocessed, the expandability of battery PACK internal parts is also weakened.Battery modules 10 described in the present embodiment, evade
The problem of part unitizing element two sides is matched, reduces the volume of the battery modules 10, increases battery PACK's indirectly
Inner space, reduces assembling and reprocesses PACK difficulty, also considerably increase the spirit of series-parallel system between battery cell 100
Activity.
In description of the present utility model, in addition it is also necessary to which explanation, unless otherwise clearly defined and limited, term " are set
Put ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected.Can
To be mechanical connection or electrical connection.Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in utility model.In addition, term " first ", " second " etc. are only used for distinguishing description, and it is not intended that indicating
Or imply relative importance.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (10)
1. a kind of battery modules, it is characterised in that including battery cell, the first welding bar and the second welding bar, the battery list
Body is provided with multiple, battery body of each battery cell including being provided with first electrode and second electrode, and sets
Polarity shell in battery body periphery, the polarity shell is connected with the second electrode；
The first electrode of multiple battery cells is generally aligned in the same plane, and the first electrode of multiple battery cells is respectively welded
Bar is welded in described first, the polarity shell of multiple battery cells is respectively welded in the described second welding bar and welding
Position is located at the polarity shell at the position of the first electrode.
2. battery modules according to claim 1, it is characterised in that multiple battery cells include the of laid out in parallel
One row battery cell and secondary series battery cell, the first welding bar include the first welding bar body and soldering polar ear, described
Soldering polar ear include it is multiple, multiple soldering polar ears be respectively arranged at it is described first welding bar body both sides, adjacent two
There is interval in the individual soldering polar ear；
Multiple battery cells are corresponded with multiple soldering polar ears, the first row battery cell and the secondary series
The first electrode of each battery cell in battery cell is respectively welded in soldering polar ear corresponding with the battery cell.
3. battery modules according to claim 2, it is characterised in that the second welding bar is located at the described first welding bar
Between multiple battery cells, the second welding bar exists with the described first welding bar to be spaced；
The second welding bar includes the second welding bar body, and the second welding bar body offers welding bayonet socket, the weldering
Connect bayonet socket include it is multiple, it is multiple it is described welding bayonet sockets be opened in respectively it is described second welding bar body both sides, adjacent two
There is interval in the welding bayonet socket；
Multiple battery cells are corresponded with multiple welding bayonet sockets, the first row battery cell and the secondary series
The polarity shell of each battery cell in battery cell is respectively welded in the position of welding bayonet socket corresponding with the battery cell
Place.
4. battery modules according to claim 3, it is characterised in that the battery modules also include the first pressing plate, described
First pressing plate offers first through hole, and the first through hole includes the first through hole of multiple, adjacent two and there is interval；
First pressing plate is arranged between the first welding bar body and the second welding bar body, and multiple described first
Through hole is corresponded with multiple soldering polar ears, and the soldering polar ear leads to through corresponding with the soldering polar ear described first
Eyelet welding is connected to the first electrode of the battery cell corresponding with the soldering polar ear.
5. battery modules according to claim 4, it is characterised in that the second welding bar also includes connecting portion, described
Connecting portion is in one end of the described second welding bar body；
First pressing plate is further opened with the second through hole, and second through hole passes through institute close to the connecting portion, the connecting portion
State the second through hole and extend to side of first pressing plate away from the described second welding bar body.
6. battery modules according to claim 4, it is characterised in that the battery modules also include the second pressing plate, described
Second pressing plate offers blind hole, and the blind hole includes the blind hole of multiple, adjacent two and there is interval；
Second pressing plate is arranged at side of multiple battery cells away from first pressing plate, multiple blind holes with it is many
The individual battery cell is corresponded, each battery cell in the first row battery cell and the secondary series battery cell point
It is not connected in the blind hole corresponding with the battery cell.
7. battery modules according to claim 6, it is characterised in that the battery modules also include cold for the liquid of cooling
Pipe, the cold pipe of liquid is arranged at the inside of second pressing plate.
8. battery modules according to claim 1, it is characterised in that the first electrode is positive pole, the second electrode
For negative pole.
9. battery modules according to claim 1, it is characterised in that the first electrode is negative pole, the second electrode
For positive pole.
10. a kind of dynamical system, it is characterised in that including the battery modules described in claim 1~9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720061778.2U CN206516694U (en) | 2017-01-17 | 2017-01-17 | A kind of battery modules and dynamical system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720061778.2U CN206516694U (en) | 2017-01-17 | 2017-01-17 | A kind of battery modules and dynamical system |
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| Publication Number | Publication Date |
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| CN206516694U true CN206516694U (en) | 2017-09-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106711385A (en) * | 2017-01-17 | 2017-05-24 | 华霆（合肥）动力技术有限公司 | Battery module and power system |
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2017
- 2017-01-17 CN CN201720061778.2U patent/CN206516694U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106711385A (en) * | 2017-01-17 | 2017-05-24 | 华霆（合肥）动力技术有限公司 | Battery module and power system |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| 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 No. 26, No. 5, Tsing Luen Road, Hefei economic and Technological Development Zone, Anhui Patentee before: Huating (Hefei) Power Technology Co., Ltd. |
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| CP02 | Change in the address of a patent holder |