CN220897080U - Radiating assembly and energy storage power supply - Google Patents
Radiating assembly and energy storage power supply Download PDFInfo
- Publication number
- CN220897080U CN220897080U CN202322896060.3U CN202322896060U CN220897080U CN 220897080 U CN220897080 U CN 220897080U CN 202322896060 U CN202322896060 U CN 202322896060U CN 220897080 U CN220897080 U CN 220897080U
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- radiator
- heat
- circuit board
- substrate
- heat sink
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- 238000004146 energy storage Methods 0.000 title claims abstract description 31
- 239000000758 substrate Substances 0.000 claims abstract description 50
- 230000017525 heat dissipation Effects 0.000 claims abstract description 28
- 230000005855 radiation Effects 0.000 claims abstract description 11
- 238000007789 sealing Methods 0.000 claims description 11
- 238000009434 installation Methods 0.000 claims description 7
- 229910000679 solder Inorganic materials 0.000 claims description 6
- 230000013011 mating Effects 0.000 claims 3
- 239000003292 glue Substances 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 abstract 1
- 230000008901 benefit Effects 0.000 description 4
- 238000004512 die casting Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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Abstract
The utility model discloses a heat dissipation assembly, which comprises a first heat radiator and a second heat radiator, wherein the first heat radiator comprises a first substrate and first heat dissipation teeth arranged on the first substrate, and the second heat radiator comprises a second substrate and second heat dissipation teeth arranged on the second substrate; the first radiator and the second radiator are arranged in a buckling manner, and the free ends of the first radiating tooth sheets and the free ends of the second radiating tooth sheets are opposite to form a tubular air duct. The heat radiation assembly disclosed by the utility model can adapt to various energy storage power supplies, so that the number of the heat radiator dies is reduced under the condition of ensuring the heat radiation performance of the heat radiator, the first heat radiation body is embedded in the heat radiator in a glue pouring manner, a laminated structure of the PCBA is formed, the cost of the heat radiator in an energy storage power supply product is reduced, the product size is reduced, and the product debugging and maintenance are facilitated.
Description
Technical Field
The utility model relates to the field of energy storage equipment, in particular to a heat dissipation assembly and an energy storage power supply.
Background
At present, part of energy storage power supply products are required to meet IP65 protection, the service life of the products is longer than 10 years, and circuit boards and devices are all arranged in a closed cavity. In order to dissipate the heat as soon as possible, the heat can be conducted out only by attaching the power device to the radiator, and for magnetic devices (transformers, inductors and the like) with large heating values, the magnetic devices need to be packaged in the radiator cavity and filled with glue. Different energy storage power supply products can be laid out by using different PCBA (Printed Circuit BoardAssembly, printed circuit board), the number and positions of the power tubes and the magnetic devices also greatly influence the shape of the required radiator, and therefore, the radiator with different shapes is adopted to realize the heat conduction and heat dissipation functions.
Different energy storage power supply products require different heat sinks. If a die cast heat sink is used, a large number of dies are opened to accommodate different stored energy power source products. Because the die casting mould has high cost, the problems can be well solved if one die is multipurpose, the cost is reduced, and the product research and development progress can be improved; if a profile heat sink is used, multiple heat sinks are required to be assembled together, and the PCBA and the magnetic device require independent heat sinks, so that the protection level is difficult to reach IP65.
Disclosure of utility model
The utility model aims to solve the problems of the energy storage power supply product and provides a heat dissipation assembly and an energy storage power supply.
The technical problems of the utility model are solved by the following technical scheme:
The heat dissipation assembly comprises a first heat dissipation device and a second heat dissipation device, wherein the first heat dissipation device comprises a first substrate and first heat dissipation teeth arranged on the first substrate, and the second heat dissipation device comprises a second substrate and second heat dissipation teeth arranged on the second substrate;
The first radiator and the second radiator are installed in a buckling mode, and the free ends of the first radiating tooth plates and the free ends of the second radiating tooth plates are opposite to each other to form a tubular air duct.
In some embodiments, the first substrate and the second substrate include a first placement area that is a recess for receiving a first heat sink.
In some embodiments, the first substrate and the second substrate further include a second placement area, where the second placement area is disposed on the upper surfaces of the first substrate and the second substrate, and is used for placing a second heat sink, and the second heat sink is tightly attached to the second placement area.
In some embodiments, a first connecting portion is disposed at the bottom of two side surfaces of the first heat sink, a second connecting portion is disposed at the bottom of two side surfaces of the second heat sink, and the first connecting portion is fixedly connected with the second connecting portion when the first heat sink is fastened with the second heat sink.
In some embodiments, the heat sink further comprises an end cover, wherein the end cover is arranged on two open end surfaces of the first heat sink and the second heat sink, and outer edges of the two end surfaces are respectively sealed.
The utility model also provides an energy storage power supply, which comprises a first radiator, a second radiator, a first circuit board, a second circuit board and the radiating component, wherein the first radiator is arranged in a first placement area of the first radiator and the second radiator, the first circuit board is arranged above the first radiator and is electrically connected with the first radiator, the second circuit board is arranged above the first circuit board and is electrically connected with the first circuit board, and the second radiator is arranged on the bottom surface of the second circuit board and is tightly attached to a second placement area of the first radiator and the second radiator.
In some embodiments, a solder board terminal is disposed on the first circuit board, a screw is disposed on the second circuit board, and the solder board terminal is fastened and attached to the second circuit board by the screw, so as to electrically connect the second circuit board and the first circuit board.
In some embodiments, hexagonal studs are disposed between the second circuit board and the first and second substrates to maintain a safe distance between the second circuit board and the first and second substrates.
In some embodiments, the first heat sink is distributed in-line in the groove.
In some embodiments, the first radiator and the second radiator are respectively provided with a waterproof groove on the matching surface of the butt-joint installation, and are used for installing sealing strips at the waterproof groove during the butt-joint installation.
Compared with the prior art, the utility model has the beneficial effects that:
According to the heat radiation assembly provided by the utility model, the first radiator and the second radiator are arranged in a buckling manner, the free ends of the radiating tooth sheets of the two radiators are opposite to each other to form the tubular air duct, the height dimension of the tubular air duct is favorable for the selection of fans, the compatibility of the radiators is increased, the heat radiation assembly can adapt to various energy storage power supplies, and the periphery of the heat radiation assembly is sealed and can fully utilize wind to radiate heat, so that the number of radiator dies is reduced under the condition that the heat radiation performance of the radiators is ensured, and the cost of the radiators in the energy storage power supply products is reduced.
According to the energy storage power supply provided by the utility model, the grooves which can be used for accommodating more than two first heat radiators are formed in the substrate, the first heat radiators are arranged in the grooves of the first heat radiators and the second heat radiators, the second circuit board is arranged above the first heat radiators, is independent from the first circuit board and is electrically connected with the first heat radiators, so that the position on the second circuit board, which is originally used for accommodating the first heat radiators, is left, the energy storage power supply can still be used for distributing components, and the space utilization rate of the second circuit board is increased; the first radiator is filled with glue and buried in the radiator to form a laminated structure of the PCBA, so that the product size is reduced, and the product debugging and maintenance are facilitated.
In some embodiments, there are also the following benefits:
The recess is square recess, sets up in the long limit edge of radiator, and the long limit of recess is the extending direction of radiating tooth piece, and such structure sets up the heat dispersion who does benefit to the assurance radiator, promotes radiating efficiency.
The waterproof grooves are formed in the matching surfaces of the first radiator and the second radiator, and sealing strips are arranged at the waterproof grooves during the buckling installation, so that the radiator can meet the requirement of protection level IP 65.
Other advantages of embodiments of the present utility model are further described below.
Drawings
FIG. 1 is a front view of an energy storage power supply according to an embodiment of the present utility model;
FIG. 2 is a schematic view of the overall structure of a heat dissipating assembly with an end cap according to an embodiment of the present utility model;
FIG. 3 is an exploded view of a portion of the structure of an energy storage power supply according to an embodiment of the present utility model;
fig. 4 is a schematic view of a snap-fit mounting structure of a heat dissipating assembly according to an embodiment of the present utility model.
The drawings are as follows:
1-a first radiator, 101-a first end face, 102 a first connection part, 2-a second radiator,
201-Second end face, 202 second connection portion, 3-first magnetic device board, 301-solder board terminal,
The magnetic device comprises a 4-second magnetic device plate, a 5-first main plate, 501-power tubes, a 6-second main plate, a 7-first base plate, 701-first radiating fins, 702-first radiating fin free ends, 8-second base plates, 801-second radiating fins, 802-second radiating fin free ends, 9-magnetic devices, 10-grooves, 11-sealing strips, 12-waterproof grooves, 13-screws, 14-hexagonal studs, 15-sealing rings and 16-end covers.
Detailed Description
The utility model will be further described with reference to the following drawings in conjunction with the preferred embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
The one-die multipurpose design of the heat dissipation assembly of the embodiment of the utility model mainly starts from the following aspects:
(1) The heat radiator is designed to solve the problem that the area of the heat radiator can be enough to place the required maximum number of power tubes and the cavity positions of the magnetic devices;
(2) The position change of the attaching position of the power tube and the position change of the cavity of the magnetic device in the serial energy storage power supply product can be satisfied;
(3) Meets the IP65 protection requirement;
(4) The heat dissipation requirement problem is satisfied.
Therefore, the embodiment of the utility model performs planning design according to the 4 requirements, and the radiator layout can meet the requirements of energy storage power supply products with various specifications and meet the protection level of IP 65.
The embodiment of the utility model discloses a heat dissipation assembly, which comprises a first heat radiator and a second heat radiator, wherein the first heat radiator comprises a first substrate and first heat dissipation teeth arranged on the first substrate, and the second heat radiator comprises a second substrate and second heat dissipation teeth arranged on the second substrate; the first radiator and the second radiator are arranged in a buckling manner, and the free ends of the first radiating tooth sheets and the free ends of the second radiating tooth sheets are opposite to form a tubular air duct.
The first substrate and the second substrate comprise a first placement area, and the first placement area is a groove for accommodating the first heat radiation body; the first substrate and the second substrate further comprise a second placement area, the second placement area is arranged on the upper surfaces of the first substrate and the second substrate and used for placing a second heat radiation body, and the second heat radiation body is clung to the second placement area.
The bottom of the two side faces of the first radiator is provided with a first connecting part, the bottom of the two side faces of the second radiator is provided with a second connecting part, and the first connecting part is fixedly connected with the second connecting part when the first radiator is buckled with the second radiator.
The heat dissipation assembly further comprises end covers, wherein the end covers are arranged on the two open end faces of the first heat radiator and the second heat radiator, and the outer edges of the two end faces are respectively sealed.
The embodiment of the utility model also discloses an energy storage power supply, which comprises a first radiator, a second radiator, a first circuit board, a second circuit board and the radiating assembly, wherein the first radiator is arranged in a first placement area of the first radiator and the second radiator, the first circuit board is arranged above the first radiator and is electrically connected with the first radiator, the second circuit board is arranged above the first circuit board and is electrically connected with the first circuit board, and the second radiator is arranged on the bottom surface of the second circuit board and is tightly attached to the second placement area of the first radiator and the second radiator.
The first circuit board is provided with a welding plate terminal, the second circuit board is provided with a screw, and the welding plate terminal is tightly attached to the second circuit board through the screw, so that the second circuit board and the first circuit board are electrically connected; and hexagonal studs are arranged between the second circuit board and the first substrate and between the second circuit board and the second substrate so as to enable the second circuit board to keep a safe distance from the first substrate and the second substrate.
The first radiator is distributed in the groove in a straight line, and the waterproof grooves are respectively formed in the matching surfaces of the buckling installation of the first radiator and the second radiator and are used for installing sealing strips at the waterproof grooves during buckling installation.
Examples:
Specifically, this embodiment shows an energy storage power supply, and the first radiator of this energy storage power supply is magnetic device 9, and first circuit board is the magnetic device board of connecting magnetic device 9, and the second circuit board is the mainboard, and the second radiator is the power tube, still includes radiating component in the energy storage power supply. As shown in fig. 1, the heat dissipating assembly of the energy storage power supply in the present embodiment includes a first heat sink 1 and a second heat sink 2.
The first heat spreader 1 includes a first substrate 7 and first heat dissipation fins 701 disposed on the first substrate 7, and the second heat spreader 2 includes a second substrate 8 and second heat dissipation fins 801 disposed on the second substrate 8; the first radiator 1 and the second radiator 2 are installed in a buckling manner, and the first radiating fin free ends 702 and the second radiating fin free ends 802 are opposite to form a tubular air duct.
The first circuit board comprises a first magnetic device board 3 on the first radiator and a second magnetic device board 4 on the second radiator, and the second circuit board comprises a first main board 5 on the first radiator and a second main board 6 on the second radiator; as shown in fig. 2, the heat dissipating assembly in this embodiment is provided with end caps 16, the end caps 16 are disposed on two side end surfaces of the first heat sink 1 and the second heat sink 2 that are fastened, the first heat sink 1 is provided with a first end surface 101, and the second heat sink 2 is provided with a second end surface 201, so as to seal the outer edges of the two side end surfaces.
The magnetic device board and the main board are printed boards (PCB boards), and the heat dissipation component is used for heat dissipation of the power tube 501 and the magnetic device 9; the first main board 5 and the first magnetic device board 3 are circuit boards that realize the functions of the first portion thereof; the first main board 5 and the first magnetic device board 3 are arranged on the first radiator 1, the first main board 5 is kept at a certain safety distance from the first substrate 7 of the first radiator through a hexagonal stud 14, and the power tube 501 on the bottom surface of the first main board 5 is attached to a second placement area on the first substrate 7 of the first radiator 1 to ensure good heat dissipation; the bottom surface of the first magnetic device plate 3 is provided with an in-line magnetic device 9, the magnetic device 9 is welded on the first magnetic device plate 3, the first magnetic device plate 3 is installed against the first base plate 7 of the radiator, but the magnetic device 9 on the bottom surface is buried in the first placing area of the first radiator 1 by pouring sealant for radiating. The second heat sink 2 is used for radiating heat of the power tube 501 and the magnetic device 9 in the second part of the circuit, and the second main board 6 and the second magnetic device board 4 are circuit boards for realizing the second part of the functions; the second main board 6 and the second magnetic device board 4 are installed on the second radiator 2, the second main board 6 is kept at a certain safety distance from the radiator base plate through the hexagonal studs 14, but the power tube 501 on the bottom surface of the second main board is attached to the base plate of the second radiator 2 to ensure good heat dissipation; the bottom surface of the second magnetic device plate 4 is also provided with magnetic devices 9, the second magnetic device plate 4 is arranged against the radiator base plate, but the magnetic devices 9 on the bottom surface are buried in the cavity of the second radiator 2 by pouring sealant for radiating heat.
The first radiator 1 and the second radiator 2 in this embodiment are manufactured from the same die-casting blank, and have the same structure, but the number of screw holes and the positions of some screw holes are different according to the different parts on the die-casting blank in the later processing.
The magnetic device 9 in the embodiment is independently welded on the magnetic device board, which is in order to facilitate debugging and maintenance; if the magnetic device 9 is directly welded on the main board, the main board is difficult to detach from the radiator after the magnetic device 9 is filled with glue. The first placing area for containing more than two magnetic devices 9 is arranged on the substrate, the first placing area is a square groove 10, the magnetic device plates above the groove 10 are arranged to form square cavities, the long side direction of the square cavities is required to be along the extending direction of the radiating fins, and otherwise, the air duct is affected. The magnetic devices 9 are distributed in the grooves 10 in a straight line, so that the positions of the magnetic devices 9 which are suitable for energy storage power supplies with different specifications can be adjusted in the space of the line, and the requirement of compatibility of the radiator is met. To facilitate routing the board, the recess 10 of the buried magnetic device 9 is located at the long side edge of the heat sink, but not in the middle of the heat sink.
As to how the motherboard and the magnetic device board circuit are connected, as shown in fig. 2, bonding is achieved by fastening the solder board terminal 301 on the first magnetic device board 3 to the first motherboard 5 by the screw 13, so that electrical connection between the first motherboard 5 and the first magnetic device board 3 is achieved. The magnetic device 9 is arranged in the square cavity, the magnetic device plate is arranged above the magnetic device 9, the main board is arranged above the magnetic device plate, namely, the main board and the magnetic device plate are arranged in an upper lamination and a lower lamination, the position on the main board, which is originally used for discharging the magnetic device 9, is now available for distributing components and parts, and thus the space utilization rate of the main board is increased.
As shown in fig. 3 and 4, the bottom of the two side surfaces of the first radiator 1 parallel to the first radiating fin 701 is provided with a first connecting portion 102, the bottom of the two side surfaces of the second radiator 2 parallel to the second radiating fin 801 is provided with a second connecting portion 202, and when the first radiator 1 is buckled with the second radiator 2, the first connecting portion 102 and the second connecting portion 202 are used for fixedly connecting the buckled two radiators. After the first radiator 1 and the second radiator 2 are installed in a buckling manner, the free ends 702 of the first radiating fins and the free ends 802 of the second radiating fins are opposite to each other, a rectangular tubular air duct with four closed sides is just formed, the two end covers 16 seal the outer edges of the end faces of the two radiators, and the tubular air duct is separated from the inner plate and the components to form an outer cooling air duct. The height of the single radiating tooth is too small, the height of the two combined radiating teeth is very favorable for the selection of fans, and the periphery of the fan is sealed, so that the wind can be fully utilized for radiating.
The waterproof grooves 12 for installing the sealing strips 11 are arranged on the matching surfaces of the two heat radiators in a butt-buckling way, and the waterproof problem of the side surfaces of the two heat radiators can be solved after the sealing strips 11 are installed; the end cover 16 is arranged on the two side end faces of the two buckled radiators, the outer edges of the end faces are sealed, and a sealing ring 15 is also added at the sealing position of the end cover 16 and the outer edges of the end faces of the radiators so as to realize the IP65 waterproof requirement.
The foregoing is a further detailed description of the utility model in connection with the preferred embodiments, and it is not intended that the utility model be limited to the specific embodiments described. It will be apparent to those skilled in the art that several equivalent substitutions and obvious modifications can be made without departing from the spirit of the utility model, and the same should be considered to be within the scope of the utility model. In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "preferred embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Those skilled in the art may combine and combine the features of the different embodiments or examples described in this specification and of the different embodiments or examples without contradiction. Although embodiments of the present utility model and their advantages have been described in detail, it should be understood that various changes, substitutions and alterations can be made herein without departing from the scope of the utility model as defined by the appended claims.
Claims (10)
1. The heat dissipation assembly is characterized by comprising a first heat radiator and a second heat radiator, wherein the first heat radiator comprises a first substrate and first heat dissipation teeth arranged on the first substrate, and the second heat radiator comprises a second substrate and second heat dissipation teeth arranged on the second substrate;
The first radiator and the second radiator are installed in a buckling mode, and the free ends of the first radiating tooth plates and the free ends of the second radiating tooth plates are opposite to each other to form a tubular air duct.
2. The heat dissipating assembly of claim 1, wherein the first substrate and the second substrate comprise a first placement area, the first placement area being a recess for receiving a first heat sink.
3. The heat dissipating assembly of claim 2 wherein the first substrate and the second substrate further comprise a second placement area disposed on the upper surfaces of the first substrate and the second substrate for placing a second heat sink, the second heat sink being in close contact with the second placement area.
4. The heat dissipating assembly of claim 1 wherein a first connecting portion is provided at the bottom of the two sides of the first heat sink and a second connecting portion is provided at the bottom of the two sides of the second heat sink, the first connecting portion being fixedly connected to the second connecting portion when the first heat sink is engaged with the second heat sink.
5. The heat dissipating assembly of claim 1, further comprising end caps disposed on both open end faces of said first heat sink and said second heat sink, sealing the outer edges of said two end faces, respectively.
6. An energy storage power supply, which is characterized by comprising a first radiator, a second radiator, a first circuit board, a second circuit board and a heat radiation assembly as claimed in any one of claims 1 to 5, wherein the first radiator is arranged in a first placement area of the first radiator and the second radiator, the first circuit board is arranged above the first radiator and is electrically connected with the first radiator, the second circuit board is arranged above the first circuit board and is electrically connected with the first circuit board, and the second radiator is arranged on the bottom surface of the second circuit board and is tightly attached to a second placement area of the first radiator and the second radiator.
7. The energy storage power supply of claim 6, wherein a solder plate terminal is provided on the first circuit board, a screw is provided on the second circuit board, and the solder plate terminal is fastened and attached to the second circuit board by the screw, so as to realize electrical connection between the second circuit board and the first circuit board.
8. The energy storage power supply of claim 7, wherein a hexagonal stud is disposed between the second circuit board and the first and second substrates to maintain a safe distance between the second circuit board and the first and second substrates.
9. The energy storage power supply of claim 6, wherein the first heat sink is distributed in-line in the recess.
10. The energy storage power supply according to any one of claims 6 to 9, wherein the first heat sink and the second heat sink are provided with waterproof grooves on mating surfaces of the mating installation, respectively, for installing sealing strips at the waterproof grooves when the mating installation is performed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322896060.3U CN220897080U (en) | 2023-10-27 | 2023-10-27 | Radiating assembly and energy storage power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322896060.3U CN220897080U (en) | 2023-10-27 | 2023-10-27 | Radiating assembly and energy storage power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220897080U true CN220897080U (en) | 2024-05-03 |
Family
ID=90839775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322896060.3U Active CN220897080U (en) | 2023-10-27 | 2023-10-27 | Radiating assembly and energy storage power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220897080U (en) |
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2023
- 2023-10-27 CN CN202322896060.3U patent/CN220897080U/en active Active
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240624 Address after: 518055, 19th Floor, Building 1, Kedar Group Center Building, No. 168 Tongsha Road, Xinwei Community, Xili Street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Delian Minghai New Energy Co.,Ltd. Country or region after: China Address before: 518000, 510, Building 8, Shiling Industrial Zone, Xinwei Community, Xili Street, Nanshan District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Mingdian Energy Storage Technology Co.,Ltd. Country or region before: China |