CN110265729A - A kind of poly-lithium battery - Google Patents
A kind of poly-lithium battery Download PDFInfo
- Publication number
- CN110265729A CN110265729A CN201910549521.5A CN201910549521A CN110265729A CN 110265729 A CN110265729 A CN 110265729A CN 201910549521 A CN201910549521 A CN 201910549521A CN 110265729 A CN110265729 A CN 110265729A
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- China
- Prior art keywords
- block
- frame
- tab
- battery
- poly
- 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.)
- Granted
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 29
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 29
- 238000003032 molecular docking Methods 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 3
- 235000008708 Morus alba Nutrition 0.000 claims 1
- 240000000249 Morus alba Species 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 238000005452 bending Methods 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 229920000642 polymer Polymers 0.000 description 5
- 239000007769 metal material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 239000005518 polymer electrolyte Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 239000011244 liquid electrolyte Substances 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/543—Terminals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/572—Means for preventing undesired use or discharge
- H01M50/598—Guarantee labels
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Connection Of Batteries Or Terminals (AREA)
- Secondary Cells (AREA)
Abstract
The present invention relates to a kind of poly-lithium batteries, including battery body, the upper end of battery body is symmetrically welded with tab, mounting blocks are arranged on the upside of battery body, the section of mounting blocks is of an L-shaped structure, it is arranged with cap cover on mounting blocks, the guard member being provided on slot, cap cover with tab cooperation passed through for tab is provided in cap cover.The present invention can solve existing poly-lithium battery, and there are following problems during production application, a, existing poly-lithium battery is causing tab bending even to fracture in transhipment because jolting to make mutually to collide between battery, cause lithium battery can not normal use, waste of resource, b battery is centrally placed, easily lead to mutual positive and negative anodes connection electric discharge, there are security risks, although can not be protected the tab of battery to avoid this case using the method for being arranged insulation sleeve on battery.
Description
Technical field
The present invention relates to poly-lithium battery equipment technical field, specifically a kind of poly-lithium battery.
Background technique
Polymer Li-ion battery replaces liquid electrolyte with solid polymer electrolyte, and this polymer can be
" dry state ", it is also possible to " colloidal state ", most of at present to use gel-form solid polymer electrolyte, poly-lithium battery has good
Moulding flexibility, the features such as volume utilization is high, thus the sales volume of poly-lithium battery rises always, poly-lithium battery
Production pressure is also increasing always, and the condition especially required to situations such as conveying production application of poly-lithium battery is higher.
However there are following problem, a, existing polymer lithiums during production application for existing poly-lithium battery
Battery is causing tab bending even to fracture in transhipment because jolting to make mutually to collide between battery, and lithium battery is caused not make normally
With waste of resource, b battery is centrally placed, it is easy to lead to mutual positive and negative anodes connection electric discharge, there are security risks, use
Although the method for being arranged insulation sleeve on battery can not protect the tab of battery to avoid this case.
Problem some existing for poly-lithium battery is closed, relevant industries are made that research, and propose specific
Technical solution, such as a kind of cylindric poly-lithium battery of the Chinese utility model patent of Patent No. 2012202902247, though
The problem of so reducing its cost when battery pack is made, however not being related to the polymer battery mentioned among the above.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of poly-lithium batteries, can solve above-mentioned polymer battery
Problem.
To achieve the goals above, the present invention is realized using following technical scheme: a kind of poly-lithium battery, including electricity
Pond ontology, the upper end of battery body are symmetrically welded with tab, and mounting blocks are arranged on the upside of battery body, and the section of mounting blocks is in L
Type structure is arranged with cap cover on mounting blocks, is provided in cap cover and is provided on slot, cap cover for what tab passed through
With the guard member of tab cooperation.
The guard member includes the shielded frame being mounted in cap cover, and the upper center of shielded frame offers connection
Mouthful, connector is located at the surface of tab, and connection component is provided in connector, and there are two protection branch for setting on shielded frame
Chain, two protection unbranched symmetrics are located at the left and right sides of tab.
The protection branch includes the driven subassembly being mounted on the upside of shielded frame inner wall, is set on the downside of shielded frame inner wall
It is equipped with linkage unit, linkage unit is resisted against on driven subassembly.Linkage unit control driven subassembly prevents the tab of battery
Shield, guarantees its abrasion that will not fracture, it is ensured that the safety of lithium battery.
The driven subassembly includes the regulating tank being provided in shielded frame upper inside walls, is pacified on the upper end inner wall of regulating tank
Equipped with adjustment spring, the lower end of adjustment spring is mounted on adjusting slider, and adjusting slider is connected to tune by sliding matching mode
The inside for saving slot is provided with adjustable spring bar on adjusting slider, is provided with telescopic frame on adjustable spring bar, telescopic frame it is interior
Portion is filled with rubber block, is equipped with package block on rubber block, is provided with auxiliary ball on the downside of telescopic frame.
The connection component includes the rubber ring being set at connector position, and conducting block is provided in rubber ring, conductive
The section of block is T-type structure, symmetrically offers docking block at left and right sides of the lower end of conducting block.Pressing conducting block is inserted into its lower end
Into circular mounting slot, docking block is inserted into docking groove, and the rubber fixture block on conducting block snaps onto detent slot at the same time
With ensure conducting block with wrap up the stability that connect of block, the security risk discharged can be prevented
The linkage unit includes the bootstrap block being arranged on shielded frame inner wall, and bootstrap block is from outside inside to tilt down
Structure, bootstrap block are offered against slot, are provided with by pin shaft against frame in slot, against frame and between the inner wall of slot
It is provided with elastic webbing, is resisted against on auxiliary ball against frame.
It is described against frame be lower end be in the curved L-type structure of circular arc, be evenly provided on the lower end arc surface of frame
Roller ball is provided with the convex block of arc-shaped against frame inner sidewall at the position of the upper end.
Rubber fixture block, one end that rubber fixture block is contacted with conducting block are symmetrically arranged at left and right sides of the rubber ring upper end
For arc structure, the conducting block left and right sides symmetrically offers the detent slot that compound rubber fixture block uses.
Offer half slot on the package block, the lower end of half slot offers and the docking groove that docks block and be used cooperatively.
The beneficial effects of the present invention are:
1. the present invention can solve existing existing poly-lithium battery, there are following difficulties during production application
Topic, a, existing poly-lithium battery are causing tab bending even to fracture, are making in transhipment because jolting to make mutually to collide between battery
At lithium battery can not normal use, waste of resource, b battery is centrally placed, it is easy to lead to mutual positive and negative anodes connection electric discharge,
There are security risks, can not be to battery although can be to avoid this case using the method for being arranged insulation sleeve on battery
Tab protected, the function of the safe loss prevention of poly-lithium battery may be implemented.
Its lower end is set to be inserted into circular mounting slot 2. the connection component that the present invention designs presses conducting block when need to use
Interior, docking block is inserted into docking groove, and the rubber fixture block on conducting block snaps onto detent slot to ensure conducting block at the same time
The stability connecting with package block, can prevent the security risk of electric discharge.
3. the rubber block on driven subassembly of the present invention has good elasticity, when can directly wrap up tab to avoid package block
It is caused to damage, and wraps up block and is made of metal material, the package block of metal material can prevent tab from fractureing, while can be with
It carries out conductive.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is cross-sectional view of the invention；
Fig. 2 is the cross-sectional view of connection component of the present invention；
Fig. 3 is the structural schematic diagram of present invention storage package block；
Fig. 4 is operation schematic diagram of the present invention；
Specific embodiment
The embodiment of the present invention is described in detail below in conjunction with attached drawing, but the present invention can be defined by the claims
Implement with the multitude of different ways of covering.
As shown in fig. 1 to fig. 4, a kind of poly-lithium battery, including battery body 1, the upper end of battery body 1 are symmetrically welded
There is tab 2, mounting blocks 3 are arranged on the upside of battery body 1, the section of mounting blocks 3 is of an L-shaped structure, and capping is arranged on mounting blocks 3
Cover 4, cap cover 4 are flexible material, and fixed by glue and mounting blocks 3, are provided in cap cover 4 and wear for tab 2
That crosses is provided with the guard member 5 cooperated with tab 2 on slot, cap cover 4；
The guard member 5 includes the shielded frame 51 being mounted in cap cover 4, and the upper center of shielded frame 51 opens up
There is connector, connector is located at the surface of tab 2, connection component 52 is provided in connector, is provided on shielded frame 51
Two protection branches 53, two protection branches 53 are symmetrically positioned in the left and right sides of tab 2.
The protection branch 53 includes the driven subassembly 6 being mounted on the upside of 51 inner wall of shielded frame, 51 inner wall of shielded frame
Downside be provided with linkage unit 7, linkage unit 7 is resisted against on driven subassembly 6.
The linkage unit 7 includes the bootstrap block 71 that is arranged on 51 inner wall of shielded frame, and bootstrap block 71 from being inside outside
Tilt down structure, bootstrap block 71 is offered against slot, be provided with by pin shaft against frame 72 in slot, against frame 72 with support
It is provided with elastic webbing 73 between the inner wall of slot, is resisted against on auxiliary ball against frame 72.
It is described against frame 72 be lower end be in the curved L-type structure of circular arc, uniformly set on the lower end arc surface of frame 72
It is equipped with roller ball, is provided with the convex block of arc-shaped at the position of the upper end against 72 inner sidewall of frame；Against the end face of frame 72
Auxiliary ball can be blocked with convex block cooperation, so that it is guaranteed that the movement of promotion shielded frame 51 that can be stable against frame 72.
The driven subassembly 6 includes the regulating tank being provided in 51 upper inside walls of shielded frame, the upper end inner wall of regulating tank
On adjustment spring 61 is installed, the lower end of adjustment spring 61 is mounted on adjusting slider 62, and adjusting slider 62 is by being slidably matched
Mode is connected to the inside of regulating tank, and adjustable spring bar 63 is provided on adjusting slider 62, is provided with and stretches on adjustable spring bar 63
Contracting frame 64, the inside of telescopic frame 64 are filled with rubber block 65, and package block 66 is equipped on rubber block 65, telescopic frame 64
Downside is provided with auxiliary ball.Half slot is offered on the package block 66, the lower end of half slot offers and docks the cooperation of block 523
The docking groove used.Adjustable spring bar 63 can control adjusting slider 62 and be resetted, and rubber block 65 has good elasticity,
It is caused to damage when can directly wrap up tab 2 to avoid package block 66, and wraps up block 66 and is made of metal material, metal material
Package block 66 can prevent tab 2 from fractureing, while conduction can be carried out.
The connection component 52 includes the rubber ring 521 being set at connector position, is provided with conduction in rubber ring 521
Block 522, the section of conducting block 522 are T-type structure, and docking block 523 is symmetrically offered at left and right sides of the lower end of conducting block 522.
Rubber fixture block 524, rubber fixture block 524 and conducting block are symmetrically arranged at left and right sides of 521 upper end of rubber ring
One end of 522 contacts is arc structure, and 522 left and right sides of conducting block symmetrically offers the detent that compound rubber fixture block 524 uses
Slot；When conducting block 522 moves downward, rubber fixture block 524 is resisted against always on conducting block 522, effect of the conducting block 522 in external force
Under moved in rubber ring 521, and rubber ring 521 itself elasticity can make in no outer power drive conducting block 522 keep
Static, conducting block 522 loosens in order to prevent, and rubber fixture block 524 is stuck in detent slot when conducting block 522 moves to operating position,
Ensure the stability of its operation.
By 4 sets of cap cover on battery body 1, carried out while what tab 2 passed through runs through slot to against the lower end of frame 72
Squeeze, the roller ball being arranged on frame 72 can prevent in assembly damage battery tab 2, against frame 72 by external force after
It is rotated, pressure is applied to auxiliary ball against frame 72 in rotation, is moved upwards to control telescopic frame 64, telescopic frame
After 64 move to the top of regulating tank, auxiliary ball is stuck in against the upper surface and its convex block position in the middle of frame 72, is supported at this time
Continue the pressure control telescopic frame 64 that movement applies by frame 72 to be moved to the middle part of shielded frame 51.
65 pairs of package blocks 66 of rubber block inside shielded frame 51 play the role of buffering, and 66 lower end of block patch is wrapped up in two sides
It is attached on tab 2, then the middle part of a package block 66 is combined, two half slot composition docking are formed for connecting conducting block
522 circular mounting slot.
When energization, pressing conducting block 522 is inserted into its lower end in circular mounting slot, docks block 523
It is inserted into docking groove, the rubber fixture block 524 on conducting block 522 snaps onto detent slot to ensure conducting block 522 at the same time
The stability being connect with package block 66.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and only illustrating for the description in above embodiments and description is of the invention
Principle, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these change and change
Into all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent
It defines.
Claims (5)
1. a kind of poly-lithium battery, including battery body (1), it is characterised in that: the upper end of battery body (1) is symmetrically welded with
Tab (2), battery body (1) upside are arranged with mounting blocks (3), and the section of mounting blocks (3) is of an L-shaped structure, and mounting blocks cover on (3)
Equipped with cap cover (4), be provided in cap cover (4) for tab (2) pass through through slot, be provided in cap cover (4) and pole
The guard member (5) of ear (2) cooperation；
The guard member (5) includes the shielded frame (51) being mounted on cap cover (4), the upper center of shielded frame (51)
Connector is offered, connector is located at the surface of tab (2), connection component (52), shielded frame are provided in connector
(51) there are two branch (53) are protected, two protection branch (53) are symmetrically positioned in the left and right sides of tab (2) for setting on；
Protection branch (53) includes the driven subassembly (6) being mounted on the upside of shielded frame (51) inner wall, shielded frame (51)
It is provided on the downside of inner wall linkage unit (7), linkage unit (7) is resisted against on driven subassembly (6)；
The driven subassembly (6) includes the regulating tank being provided in shielded frame (51) upper inside walls, the upper end inner wall of regulating tank
On be equipped with adjustment spring (61), the lower end of adjustment spring (61) is mounted on adjusting slider (62), and adjusting slider (62) passes through
Sliding matching mode is connected to the inside of regulating tank, and adjusting slider (62) mulberry is provided with adjustable spring bar (63), adjustable spring bar
(63) it is provided on telescopic frame (64), the inside of telescopic frame (64) is filled with rubber block (65), and rubber block is installed on (65)
Have package block (66), telescopic frame is provided with auxiliary ball on the downside of (64)；
The connection component (52) includes the rubber ring (521) being set at connector position, is provided with and leads in rubber ring (521)
Electric block (522), the section of conducting block (522) are T-type structure, symmetrically offer docking at left and right sides of the lower end of conducting block (522)
Block (523).
2. a kind of poly-lithium battery according to claim 1, it is characterised in that: the linkage unit (7) includes setting
Bootstrap block (71) on shielded frame (51) inner wall, bootstrap block (71) is from outside inside to tilt down structure, bootstrap block (71)
It offers against slot, is provided with by pin shaft against frame (72) in slot, is set against frame (72) and between the inner wall of slot
Elastic webbing (73) are equipped with, are resisted against on auxiliary ball against frame (72).
3. a kind of poly-lithium battery according to claim 1, it is characterised in that: it is described against frame (72) be lower end in circle
The curved L-type structure of arc is evenly provided with roller ball on the lower end arc surface of frame (72), and against frame (72), inner sidewall is leaned on
The convex block of arc-shaped is provided at the position of nearly the upper end.
4. a kind of poly-lithium battery according to claim 1, it is characterised in that: a left side for rubber ring (521) upper end
Right two sides are symmetrically arranged with rubber fixture block (524), and one end that rubber fixture block (524) is contacted with conducting block (522) is arc structure,
The detent slot that compound rubber fixture block (524) uses symmetrically is offered at left and right sides of conducting block (522).
5. a kind of poly-lithium battery according to claim 1, it is characterised in that: offer half on the package block (66)
Circular groove, the lower end of half slot offer and the docking groove that docks block (523) and be used cooperatively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910549521.5A CN110265729B (en) | 2019-06-24 | 2019-06-24 | Polymer lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910549521.5A CN110265729B (en) | 2019-06-24 | 2019-06-24 | Polymer lithium battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110265729A true CN110265729A (en) | 2019-09-20 |
| CN110265729B CN110265729B (en) | 2021-02-09 |
Family
ID=67920896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910549521.5A Active CN110265729B (en) | 2019-06-24 | 2019-06-24 | Polymer lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110265729B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112018279A (en) * | 2020-07-29 | 2020-12-01 | 江西省海思特新能源有限公司 | Polymer lithium battery |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030048093A1 (en) * | 2001-09-12 | 2003-03-13 | Ntk Powerdex, Inc. | Protective shield to prevent shorting in polymer battery |
| CN109428026A (en) * | 2017-08-31 | 2019-03-05 | 宁德时代新能源科技股份有限公司 | Battery module |
| CN109742305A (en) * | 2018-09-05 | 2019-05-10 | 宿迁一凡科技有限公司 | A kind of pliable rectangular lithium ion battery tab |
-
2019
- 2019-06-24 CN CN201910549521.5A patent/CN110265729B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030048093A1 (en) * | 2001-09-12 | 2003-03-13 | Ntk Powerdex, Inc. | Protective shield to prevent shorting in polymer battery |
| CN109428026A (en) * | 2017-08-31 | 2019-03-05 | 宁德时代新能源科技股份有限公司 | Battery module |
| CN109742305A (en) * | 2018-09-05 | 2019-05-10 | 宿迁一凡科技有限公司 | A kind of pliable rectangular lithium ion battery tab |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112018279A (en) * | 2020-07-29 | 2020-12-01 | 江西省海思特新能源有限公司 | Polymer lithium battery |
| CN112018279B (en) * | 2020-07-29 | 2022-11-08 | 江西省海思特新能源有限公司 | Polymer lithium battery |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110265729B (en) | 2021-02-09 |
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Effective date of registration: 20210125 Address after: Room 101, No.2, building 2-21, Baiyun community, Gucheng street, Linhai City, Taizhou City, Zhejiang Province Applicant after: Taizhou Lanrui Electromechanical Technology Co.,Ltd. Address before: 317000 Longquan Avenue, Baishuiyang Town, Linhai City, Taizhou City, Zhejiang Province Applicant before: Ni Lilong |
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Effective date of registration: 20221117 Address after: Room 201, No. 28, Nanzashang South Road, Humen Town, Dongguan, Guangdong 523000 Patentee after: Miga New Energy (Dongguan) Co.,Ltd. Address before: Room 101, No.2, building 2-21, Baiyun community, Gucheng street, Linhai City, Taizhou City, Zhejiang Province Patentee before: Taizhou Lanrui Electromechanical Technology Co.,Ltd. |
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