CN207042870U - A kind of battery core OCV test machines - Google Patents
A kind of battery core OCV test machines Download PDFInfo
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- CN207042870U CN207042870U CN201720793805.5U CN201720793805U CN207042870U CN 207042870 U CN207042870 U CN 207042870U CN 201720793805 U CN201720793805 U CN 201720793805U CN 207042870 U CN207042870 U CN 207042870U
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Abstract
The utility model discloses a kind of battery core OCV test machines, including：Frame；It is arranged on and is used for the feeding transport mechanism for transmitting battery core in frame；It is arranged in frame and is used to scan the barcode scanning mechanism for reading the bar code in battery core；Feeding transport mechanism end is arranged on to be used to drawing the battery core in feeding transport mechanism into the first battery core transfer device being transferred in barcode scanning mechanism；It is arranged on the double-station testing machine structure that barcode scanning mechanism side is used to carry out battery core OCV tests；Be arranged on the second battery core transfer device that barcode scanning mechanism end is used to the battery core in barcode scanning mechanism is transferred on double-station testing machine structure；And be arranged on double-station testing machine structure side be used for reclaim complete OCV test battery core battery core receiving mechanism.The utility model improves production efficiency and utilization rate of equipment and installations, reduces sorting error rate, and device structure is simple, repairs and easy to maintenance, so as to reduce cost by setting two test station alternations.
Description
Technical field
It the utility model is related to battery core OCV technical field of measurement and test, more particularly to a kind of battery core OCV test machines.
Background technology
In battery core manufacturing process, in order to will this battery core with potential safety hazard of self discharge effectively choose, own
Battery core is required for by high temperature ageing, and before ageing after its voltage, internal resistance will be tested, then will test twice
Data be compared, draw difference, to choose so that there will be the battery core of potential safety hazard, this process is the OCV tests of battery core.
Existing polymer battery core OCV test equipments use the pattern of rotating disk, in use, operator is disposably put in the upper material position of rotating disk
4 battery cores, after pressing start button, rotating disk turns to barcode scanning position and carries out barcode scanning to battery core, and now, operator can be in the upper of rotating disk
Material position puts 4 battery cores again, presses start button again, and the battery core of barcode scanning goes to test position and carries out voltage, the test of internal resistance, if
The battery core is the test before aging, then test data will be preserved into equipment, if the battery core is the test after aging, equipment is just
Test data and the test data before aging can be contrasted, show that difference is contrasted with technological requirement set in advance,
If equipment judges the battery core for defective products, the corresponding indicator lamp of the battery core position lights, finally manually will be qualified by operator
Product are separately put with defective products.
Existing polymer battery core OCV test equipments have the following disadvantages：Utilization rate of equipment and installations and low production efficiency, because of battery core
It is very short the time required to the action of barcode scanning and test, so the feeding, discharge that the service efficiency of equipment is confined entirely to operator moves
Make；Easily malfunction during the sorting of certified products and defective products, because certified products and defective products putting position are nearer, and can only pass through
Indicator lamp judges that operator will accidentally mix up when carrying out rapid sorting；It is maintenance of equipment, difficult in maintenance, current
OCV equipment uses the structure of rotating disc type substantially, and its structure is complex, thus maintenance to the later stage and maintenance bring it is certain tired
It is difficult.
Therefore, prior art has yet to be improved and developed.
Utility model content
In view of above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of battery core OCV test machines, so as to
Solve existing polymer battery core OCV test equipments, utilization rate of equipment and installations and low production efficiency, during the sorting of certified products and defective products
Easily error, maintenance of equipment and it is difficult in maintenance the problem of.
The technical solution of the utility model is as follows：
The utility model provides a kind of battery core OCV test machines, including：Frame；It is arranged in the frame and is used to transmit electricity
The feeding transport mechanism of core；It is arranged in the frame and is used to scan the barcode scanning mechanism for reading the bar code in battery core；It is arranged on institute
Feeding transport mechanism end is stated, for the battery core in the feeding transport mechanism to be drawn into be transferred in the barcode scanning mechanism the
One battery core transfer device；Barcode scanning mechanism side is arranged on, for carrying out the double-station testing machine structure of OCV tests to battery core；
The barcode scanning mechanism end is arranged on, for the battery core in the barcode scanning mechanism to be transferred on the double-station testing machine structure
Second battery core transfer device；And the double-station testing machine structure side is arranged on, the battery core of OCV tests is completed for reclaiming
Battery core receiving mechanism.
Described battery core OCV test machines, wherein, the feeding transport mechanism includes：Base is transmitted, is arranged on transmission base
On feeding conveyer belt, for driving the feeding motor of feeding conveyer belt motion, and be arranged on the transmission base
For sensing the feeding fiber sensor of battery core.
Described battery core OCV test machines, wherein, the barcode scanning mechanism includes：Barcode scanning mechanism base, it is arranged on the barcode scanning
Barcode scanning conveyer belt on mechanism base, the pre-determined bit block of barcode scanning mechanism pan frontward end is arranged on, is arranged on the barcode scanning
Positioning regulating mechanism before and after position block and battery core, is arranged in the barcode scanning mechanism base before and after the battery core of mechanism base rear end
The barcode scanning gun in portion, the barcode scanning block of the barcode scanning gun bottom is arranged on, and moved up and down for driving the barcode scanning block
Stop cylinder.
Described battery core OCV test machines, wherein, the first battery core transfer device includes：For drawing the battery core of battery core
Sucker, for the first up and down motion cylinder for driving battery core sucker to move up and down, and be connected with the first up and down motion cylinder
First moves forward and backward mechanism.
Described battery core OCV test machines, wherein, the double-station testing machine structure includes：Mechanism for testing base, is set up in parallel
Two test platforms on the mechanism for testing base, it is arranged on the upper measuring head of described test platform one end and lower test
Head, the upper measuring head lift cylinder on the upper measuring head top is arranged on, is arranged on the lower measuring head of the lower measuring head bottom
Lift cylinder, and it is arranged on governor motion before and after the test platform of the test platform bottom.
Described battery core OCV test machines, wherein, the second battery core transfer device includes：Upper battery core sucker, receive battery core and inhale
Disk, the upper battery core sucker cylinder being connected with the upper battery core sucker, the receipts battery core sucker cylinder being connected with the receipts battery core sucker,
The battery core rotation motor being connected with the upper battery core sucker cylinder and the receipts battery core sucker cylinder, and rotated with the battery core
What motor was connected to drive the battery core rotation motor to move forward and backward second moves forward and backward mechanism.
Described battery core OCV test machines, wherein, the battery core receiving mechanism includes：Receiving mechanism pedestal, it is arranged on described
Rewinding conveyer belt on receiving mechanism pedestal, for driving the rewinding motor of the rewinding conveyer belt motion, it is arranged on the receipts
Expect the blanking inductor of mechanism base rear end, and be arranged on the receiving mechanism pedestal bottom and be used to drive receiving mechanism pedestal
The rewinding lifting motor of lifting.
The beneficial effects of the utility model are：The utility model provides a kind of battery core OCV test machines, by setting two
Test station alternation, and the pattern that battery core can be used to stack carries out feeding and rewinding, the operation for greatly reducing employee is difficult
Degree, improves production efficiency and utilization rate of equipment and installations, reduces equipment to artificial dependence, so as to reduce sorting error rate, and
And device structure is simple, small volume, repair and easy to maintenance, so as to reduce cost.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model battery core OCV test machines.
Fig. 2 is the structural representation of feeding transport mechanism described in the utility model.
Fig. 3 is the structural representation of barcode scanning mechanism described in the utility model.
Fig. 4 is the structural representation of the first battery core transfer device described in the utility model.
Fig. 5 is the structural representation of double-station testing machine structure described in the utility model.
Fig. 6 is the partial structural diagram of the second battery core transfer device described in the utility model.
Fig. 7 is another partial structural diagram of the second battery core transfer device described in the utility model.
Fig. 8 is the structural representation of battery core receiving mechanism described in the utility model.
Embodiment
The utility model provides a kind of battery core OCV test machines, to make the purpose of this utility model, technical scheme and effect more
Add it is clear, clear and definite, the embodiment that develops simultaneously referring to the drawings to the utility model be further described.It should be appreciated that this place
The specific embodiment of description only to explain the utility model, is not used to limit the utility model.
The battery core OCV test machines of the utility model preferred embodiment, as shown in figure 1, including：Frame 1；It is arranged on the machine
It is used for the feeding transport mechanism 2 for transmitting battery core on frame 1；It is arranged in the frame 1 for scanning the bar code read in battery core
Barcode scanning mechanism 3；The end of feeding transport mechanism 2 is arranged on, for the battery core in the feeding transport mechanism 2 to be drawn into transfer
The first battery core transfer device 4 on to the barcode scanning mechanism 3；The side of barcode scanning mechanism 3 is arranged on, for being carried out to battery core
The double-station testing machine structure 5 of OCV tests；The end of barcode scanning mechanism 3 is arranged on, for by the battery core in the barcode scanning mechanism 3
The second battery core transfer device 6 being transferred on the double-station testing machine structure 5；And it is arranged on the double-station testing machine structure 5
Side, for reclaiming the battery core receiving mechanism 7 for the battery core for completing OCV tests.
Further, as shown in Fig. 2 in the present embodiment, the feeding transport mechanism 2 includes：Base 20 is transmitted, is arranged on
The feeding conveyer belt (belt) 21 on base 20 is transmitted, for driving the feeding motor 22 of the motion of feeding conveyer belt 21, with
And it is arranged on the feeding fiber sensor (not shown) for being used to sense battery core on transmission base 20.
Further, as shown in figure 3, in the present embodiment, the barcode scanning mechanism 3 includes：Barcode scanning mechanism base 30, is arranged on
Barcode scanning conveyer belt 31 on the barcode scanning mechanism base 30, it is arranged on the pre-determined bit block of the front end of barcode scanning mechanism base 30
32, it is arranged on position block 33 and the front and rear positioning regulation machine of battery core before and after the battery core of the rear end of barcode scanning mechanism base 30 (end)
Structure 34, the barcode scanning gun 35 at the middle part of barcode scanning mechanism base 30 is arranged on, is arranged on the barcode scanning block of the bottom of barcode scanning gun 35
36, and the stop cylinder (not shown) for driving barcode scanning block 36 to move up and down.Specifically, the stop cylinder is set
Put in the bottom of barcode scanning block 36, and be connected with the both ends of barcode scanning block 36, drive barcode scanning block 36 to move up and down, when barcode scanning is kept off
Block 36 can stop that battery core moves forward with barcode scanning conveyer belt 31 after moving downward, so that barcode scanning gun can read and remember
Record the bar code in battery core.
Further, as shown in figure 4, in the present embodiment, the first battery core transfer device 4 includes：For drawing battery core 9
Battery core sucker 41, for drive battery core sucker 41 move up and down the first up and down motion cylinder 42, and with about first transport
The first of cylinder 42 of taking offence connection moves forward and backward mechanism 43.First up and down motion cylinder 42 drives battery core sucker 41 by feeding conveyer belt
Battery core on 21 holds lifting, then moves forward and backward mechanism 43 by first and battery core is sent on barcode scanning conveyer belt 31.
Further, as shown in figure 5, in the present embodiment, the double-station testing machine structure 5 includes：Mechanism for testing base 50,
Two test platforms 51 being disposed in parallel on the mechanism for testing base 50, it is arranged on the upper survey of described one end of test platform 51
Examination first 52 and lower measuring head 53, be arranged on the upper measuring head lift cylinder 54 on the top of upper measuring head 52, be arranged on it is described under
The lower measuring head lift cylinder 55 of the bottom of measuring head 53, and be arranged on the bottom of test platform 51 and be used to adjust test platform
Governor motion 56 before and after the test platform of 51 front and back positions.
Further, as shown in figure 8, in the present embodiment, the battery core receiving mechanism 7 includes：Receiving mechanism pedestal 70, if
The rewinding conveyer belt 71 on the receiving mechanism pedestal 70 is put, for the rewinding motor for driving the rewinding conveyer belt 71 to move
72, the blanking inductor 73 of the rear end of receiving mechanism pedestal 70 is arranged on, and be arranged under the receiving mechanism pedestal 70
Portion is used for the rewinding lifting motor 74 for driving receiving mechanism pedestal 70 to lift.Rewinding conveyer belt will be placed to after the completion of battery core test
On 71, a battery core is often stacked, the control rewinding of rewinding lifting motor 74 conveyer belt 71 moves downward the distance of a cell thickness,
When battery core stacks full 8 (stacking number to be set in systems), rewinding lifting motor 74 drives rewinding conveyer belt 71
A segment distance is moved to blanking inductor 73, is circulated with this, until blanking inductor 73 senses stacking battery core, equipment stops fortune
Go and alarm, prompt rewinding.
Further, as shown in Figure 6, Figure 7, in the present embodiment, the second battery core transfer device 6 includes：Upper battery core is inhaled
Disk 61, receive battery core sucker 62, the upper battery core sucker cylinder 63 being connected with the upper battery core sucker 61, with the receipts battery core sucker 62
The receipts battery core sucker cylinder 64 of connection, with the upper battery core sucker cylinder 63 and the battery core received battery core sucker cylinder 64 and be connected
Rotation motor 65, and be connected to drive the battery core rotation motor 65 to move forward and backward with the battery core rotation motor 65
Two move forward and backward mechanism 66.Specifically, the battery core rotation motor 65 moves forward and backward mechanism 66 by fixed plate 651 and second
Sliding block 661 connects.Second battery core transfer device 6 is responsible for the feeding of battery core and the transfer (transfer) of rewinding, upper battery core sucker cylinder
63, which drive upper battery core sucker 61 that battery core is drawn onto in double-station testing machine structure 5 from barcode scanning conveyer belt 31, is tested, and has been tested
Cheng Hou, then driven by receipts battery core sucker cylinder 64 and to receive battery core sucker 62 and will test the battery core completed to be drawn onto rewinding conveyer belt 71 enterprising
Row stacks rewinding.In order to prevent the cell polar ear 91 in rewinding transmission process of battery core 9 from mutually being collided with battery core afterbody 92, cause electricity
Core problem of appearance, therefore need to be rotated by 90 ° battery core by battery core rotation motor 65 in rewinding.
The utility model battery core OCV test machines to the detecting step of polymer Soft Roll lithium-ion electric core in use, include：
Starting device, equipment computer is opened, double-click test software, complete the connection of computer and scanner；The battery core for stacking orderly is put
In on feeding conveyer belt, after feeding fiber sensor senses battery core, the first battery core transfer device is held by battery core sucker
Battery core is put on barcode scanning conveyer belt；After battery core is flow to below scanning station, stop cylinder work, scanner reads and records electricity
Bar code on core, then battery core flow to streamline end；Second battery core transfer device absorption battery core is put in test station and surveyed
To try and record data and battery core bar code store together, the reference value that system is set according to tester judges the property of product automatically,
Second battery core transfer device is automatically battery core sorting placement in the different zones of rewinding conveyer belt；Battery core on rewinding conveyer belt reaches
To after the numerical value of device program setting, rewinding conveyer belt operating, the battery core after detecting flow to streamline end.
The utility model battery core OCV test machines, ensureing that there are equipment barcode scanning, test, comparing and data to preserve
Function simultaneously, and can improves the efficiency and utilization rate of equipment, reduces to manually-operated dependence, and simplifies device structure,
For the maintenance in later stage, safeguard bring it is convenient.The utility model is substituted with automation equipment before and after handwork completion electric core aging
Voltage, the test and comparison of internal resistance, and can be preserved relevant information by the bar code on battery core surface；Equipment uses battery core
The feeding and rewinding pattern of stack, facilitate operator to use, and have two test station alternations, greatly reduce
The operation difficulty of employee, improves production efficiency；Device structure is simple, easy to maintenance, and energy quick-replaceable product type, shortening is changed
The type time, improve the utilization rate of equipment.
More specifically, compared with prior art, include the advantages of the utility model battery core OCV test machines：1st, equipment has
Higher efficiency and utilization rate, because this equipment has two test stations, a station is when being tested, next electricity to be measured
Core can be placed in another test station in advance, so as to save the time of a battery core transfer, and because equipment uses battery core
The pattern of stacking carries out feeding and rewinding, therefore action of the operator without frequently carrying out putting battery core, so as to realize
One people operates two equipment simultaneously, and then improves the efficiency and utilization rate of equipment；2nd, equipment is reduced to artificial dependence, is reduced out
Wrong probability, certified products are separately put with defective products in this equipment, and have obvious mark, and operator is sorting battery core just not
The phenomenon of sorting mistake occurs；3rd, equipment has a higher cost performance, and the structure of the utility model device is simple, small volume,
Therefore its price is the half of existing equipment.
To sum up, the utility model provides a kind of battery core OCV test machines, by setting two test station alternations,
And the pattern that battery core can be used to stack carries out feeding and rewinding, greatly reduces the operation difficulty of employee, improves production efficiency
And utilization rate of equipment and installations, equipment is reduced to artificial dependence, and so as to reduce sorting error rate, and device structure is simple, body
Product is smaller, repairs and easy to maintenance, so as to reduce cost.
It should be appreciated that application of the present utility model is not limited to above-mentioned citing, those of ordinary skill in the art are come
Say, can according to the above description be improved or converted, all these modifications and variations should all belong to the appended power of the utility model
The protection domain that profit requires.
Claims (7)
- A kind of 1. battery core OCV test machines, it is characterised in that including：Frame；It is arranged on and is used for the feeding transport mechanism for transmitting battery core in the frame；It is arranged in the frame and is used to scan the barcode scanning mechanism for reading the bar code in battery core；The feeding transport mechanism end is arranged on, described sweep is transferred to for the battery core in the feeding transport mechanism to be drawn The first battery core transfer device on ink recorder structure；Barcode scanning mechanism side is arranged on, for carrying out the double-station testing machine structure of OCV tests to battery core；The barcode scanning mechanism end is arranged on, for the battery core in the barcode scanning mechanism to be transferred into the double-station testing machine structure On the second battery core transfer device；AndThe double-station testing machine structure side is arranged on, for reclaiming the battery core receiving mechanism for the battery core for completing OCV tests.
- 2. battery core OCV test machines according to claim 1, it is characterised in that the feeding transport mechanism includes：Transmit bottom Seat, the feeding conveyer belt being arranged on transmission base, for driving the feeding motor of the feeding conveyer belt motion, and set It is used for the feeding fiber sensor for sensing battery core on the transmission base.
- 3. battery core OCV test machines according to claim 1, it is characterised in that the barcode scanning mechanism includes：Barcode scanning mechanism bottom Seat, the barcode scanning conveyer belt being arranged on the barcode scanning mechanism base, the pre-determined bit for being arranged on barcode scanning mechanism pan frontward end are kept off Block, positioning regulating mechanism before and after position block and battery core is arranged on before and after the battery core of barcode scanning mechanism base rear end, is arranged on The barcode scanning gun of barcode scanning mechanism the middle of the base, the barcode scanning block of the barcode scanning gun bottom is arranged on, and it is described for driving The stop cylinder that barcode scanning block moves up and down.
- 4. battery core OCV test machines according to claim 1, it is characterised in that the first battery core transfer device includes：With In draw battery core battery core sucker, for drive battery core sucker move up and down the first up and down motion cylinder, and with first The first of lower motion cylinder connection moves forward and backward mechanism.
- 5. battery core OCV test machines according to claim 1, it is characterised in that the double-station testing machine structure includes：Test Mechanism base, two test platforms being disposed in parallel on the mechanism for testing base, is arranged on described test platform one end Upper measuring head and lower measuring head, the upper measuring head lift cylinder on the upper measuring head top is arranged on, is arranged on the lower test The lower measuring head lift cylinder of head bottom, and it is arranged on governor motion before and after the test platform of the test platform bottom.
- 6. battery core OCV test machines according to claim 1, it is characterised in that the second battery core transfer device includes：On Battery core sucker, battery core sucker is received, the upper battery core sucker cylinder being connected with the upper battery core sucker, is connected with the receipts battery core sucker Receipts battery core sucker cylinder, with the upper battery core sucker cylinder and it is described receive the battery core rotation motor that is connected of battery core sucker cylinder, And be connected to drive the battery core rotation motor to move forward and backward with the battery core rotation motor second moves forward and backward mechanism.
- 7. battery core OCV test machines according to claim 1, it is characterised in that the battery core receiving mechanism includes：Collecting machine Structure pedestal, the rewinding conveyer belt being arranged on the receiving mechanism pedestal, for driving the rewinding of the rewinding conveyer belt motion Motor, is arranged on the blanking inductor of the receiving mechanism pedestal rear end, and is arranged on the receiving mechanism pedestal bottom and uses In the rewinding lifting motor for driving the lifting of receiving mechanism pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720793805.5U CN207042870U (en) | 2017-07-03 | 2017-07-03 | A kind of battery core OCV test machines |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720793805.5U CN207042870U (en) | 2017-07-03 | 2017-07-03 | A kind of battery core OCV test machines |
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| Publication Number | Publication Date |
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| CN207042870U true CN207042870U (en) | 2018-02-27 |
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| CN201720793805.5U Active CN207042870U (en) | 2017-07-03 | 2017-07-03 | A kind of battery core OCV test machines |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680862A (en) * | 2018-04-12 | 2018-10-19 | 广东力科新能源有限公司 | A kind of OCV detections battery core detection information harvester and acquisition method |
| CN110038828A (en) * | 2019-04-24 | 2019-07-23 | 中山雅特生科技有限公司 | A kind of production line for embedded power supply test |
| CN111167749A (en) * | 2020-01-09 | 2020-05-19 | 深圳市汇鼎智能制造技术有限公司 | Automatic material loading test sorting facilities of electricity core |
| CN114011751A (en) * | 2021-10-27 | 2022-02-08 | 光子(深圳)精密科技有限公司 | Automatic detection equipment for ceramic core of electronic cigarette |
| CN117192397A (en) * | 2023-09-07 | 2023-12-08 | 浙江斯柯特科技有限公司 | Battery cell detection equipment with adjustable positioning jig |
-
2017
- 2017-07-03 CN CN201720793805.5U patent/CN207042870U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680862A (en) * | 2018-04-12 | 2018-10-19 | 广东力科新能源有限公司 | A kind of OCV detections battery core detection information harvester and acquisition method |
| CN110038828A (en) * | 2019-04-24 | 2019-07-23 | 中山雅特生科技有限公司 | A kind of production line for embedded power supply test |
| CN111167749A (en) * | 2020-01-09 | 2020-05-19 | 深圳市汇鼎智能制造技术有限公司 | Automatic material loading test sorting facilities of electricity core |
| CN114011751A (en) * | 2021-10-27 | 2022-02-08 | 光子(深圳)精密科技有限公司 | Automatic detection equipment for ceramic core of electronic cigarette |
| CN114011751B (en) * | 2021-10-27 | 2023-04-07 | 光子(深圳)精密科技有限公司 | Automatic detection equipment for ceramic core of electronic cigarette |
| CN117192397A (en) * | 2023-09-07 | 2023-12-08 | 浙江斯柯特科技有限公司 | Battery cell detection equipment with adjustable positioning jig |
| CN117192397B (en) * | 2023-09-07 | 2024-05-28 | 浙江斯柯特科技有限公司 | Battery cell detection equipment with adjustable positioning jig |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181008 Address after: 526000 Taihe Road, Mu Gang Town, Duanzhou District, Zhaoqing, Guangdong Co-patentee after: SHENZHEN HUIHEYUAN TECHNOLOGY CO., LTD. Patentee after: Zhaoqing Fenghua Lithium Battery Co., Ltd. Address before: 526000 Taihe Road, Mu Gang Town, Duanzhou District, Zhaoqing, Guangdong Patentee before: Zhaoqing Fenghua Lithium Battery Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 526000 Taihe Road, Mu Gang Town, Duanzhou District, Zhaoqing, Guangdong Co-patentee after: SHENZHEN HUIHEYUAN TECHNOLOGY CO., LTD. Patentee after: Guangdong Fenghua New Energy Co., Ltd. Address before: 526000 Taihe Road, Mu Gang Town, Duanzhou District, Zhaoqing, Guangdong Co-patentee before: SHENZHEN HUIHEYUAN TECHNOLOGY CO., LTD. Patentee before: Zhaoqing Fenghua Lithium Battery Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |