CN210516517U - Energy storage system and switch box thereof - Google Patents
Energy storage system and switch box thereof Download PDFInfo
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- CN210516517U CN210516517U CN201921134318.3U CN201921134318U CN210516517U CN 210516517 U CN210516517 U CN 210516517U CN 201921134318 U CN201921134318 U CN 201921134318U CN 210516517 U CN210516517 U CN 210516517U
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- 238000004146 energy storage Methods 0.000 title claims abstract description 38
- 238000004891 communication Methods 0.000 claims description 27
- 239000003086 colorant Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 abstract description 9
- 230000017525 heat dissipation Effects 0.000 description 7
- 230000000875 corresponding effect Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
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- 238000005070 sampling Methods 0.000 description 1
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Abstract
The utility model discloses an energy storage system and switch box thereof, wherein energy storage system's switch box, including the shell and set up the electrical apparatus structure in the shell inside, be equipped with the plug-in of inboard and electrical apparatus structural connection on the shell and connect, the plug interface end that the plug-in connects is located the outside of shell. When the switch box needs to be overhauled, the corresponding connector is pulled out from the position of the plug-in connector, and then the switch box can be taken down. In the switch box that this application provided, through set up the plug-in on the shell and connect, when the switch box is overhauld to needs, directly will correspond the plug by plug-in connect on extract can, easy operation, the staff dismouting switch box of being convenient for. Meanwhile, the switch box adopts a plug-in connector structure to form a modular structure, so that the number of connection points between the switch box and the outside is small, the installation position of the switch box is flexible, and the position of the switch box is convenient to flexibly arrange.
Description
Technical Field
The utility model relates to a battery energy storage technical field, in particular to energy storage system's switch box. Another object of the utility model is to provide an energy storage system including above-mentioned switch box.
Background
The energy storage system is used as an important mode for storing electric energy in the battery, and can be flexibly configured according to different requirements of power and energy. The battery energy storage has important functions in the aspects of matching with concentrated/distributed new energy grid connection, power grid operation assistance and the like.
The RACK switch box in the energy storage system is mainly responsible for the PACK (battery module) sampling data processing of the RACK system, the monitoring of charging and discharging current and voltage, the system connection, the system extraction and the system disconnection, and the external communication. The switch box has both strong current connection and weak current communication, and is the core of RACK (battery cluster) system. RACK (battery cluster) switch boxes have many external connections, and many system connections connect terminals to electrical structural systems in the switch boxes through bolts or terminal rows.
Because the switch box is connected more with the external world, the installation is more troublesome, and in case the system goes wrong and needs to be changed or debug, just can debug after need dismantling all kinds of terminals, leads to the switch box dismouting loaded down with trivial details.
Therefore, how to facilitate the worker to disassemble and assemble the switch box is a technical problem that needs to be solved urgently by the technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an energy storage system's switch box, this switch box staff's dismouting of being convenient for. Another object of the present invention is to provide an energy storage system comprising the above switch.
In order to achieve the above object, the utility model provides an energy storage system's switch box, be in including shell and setting the inside electrical structure of shell, be equipped with the inboard on the shell with the plug-in of electrical structure connection connects, the plug interface end that plug-in connects is located the outside of shell.
Preferably, the shell comprises an upper cover plate, a lower bottom plate and side plates, two ends of each side plate are respectively connected with the upper cover plate and the lower bottom plate, and the plug-in connectors are mounted on the side plates;
the side plate comprises a joint panel, and the plug-in type joint is arranged on the joint panel.
Preferably, plug-in connects including the positive joint of PCS that is used for connecting the anodal high voltage connection terminal of PCS and the PCS negative pole joint that is used for connecting PCS negative pole high voltage connection terminal, the positive joint of PCS with PCS negative pole joint surface is equipped with different colours, the positive joint of PCS with PCS negative pole joint all is equipped with the insurance that is used for fixed electric connection position and detains.
Preferably, the plug-in joint is including the battery positive pole joint that is used for connecting the anodal high voltage connection terminal of battery and the battery negative pole joint that is used for connecting battery negative pole high voltage connection terminal, battery positive pole joint with battery negative pole joint surface is equipped with different colours, battery positive pole joint with battery negative pole joint all is equipped with the safety catch that is used for fixed electric connection position.
Preferably, the plug-in connector comprises a communication connector for connecting a communication device and a power connector for connecting a power supply.
Preferably, the energy storage system further comprises signal indicating lamps arranged on the joint panel, wherein the signal indicating lamps comprise a red fault indicating lamp, a yellow alarm indicating lamp and a green operation indicating lamp which are used for displaying the operation state of the energy storage system.
An energy storage system comprises a battery module and a switch box, and is characterized in that the switch box is any one of the switch boxes.
Preferably, still include the RACK frame, the RACK frame includes vertical support plate and can be used for supporting the battery with the horizontal backup pad of switch box, horizontal backup pad is a plurality of, and is a plurality of horizontal backup pad is followed vertical support plate from top to bottom direction is arranged in proper order, adjacent two horizontal backup pad with form between the vertical support plate can be used for supporting the battery with the chamber of placing of switch box, the lower plate with horizontal backup pad upper surface butt, joint panel is located place the external open position in chamber, vertical support plate with be equipped with spacing arch in joint panel one, another person is equipped with can the joint spacing bellied spacing trompil.
Preferably, when placing the chamber and placing battery module, the bottom surface of placing the chamber be equipped with battery connecting piece and with battery module recess complex slide rail, battery connecting piece with battery module can dismantle the connection.
Preferably, when the placing cavity is used for placing the switch box, the bottom surface of the placing cavity is a box body mounting surface matched with the bottom surface of the switch box.
In the technical scheme, the utility model provides an energy storage system's switch box, including shell and the electrical apparatus structure of setting in the shell inside, be equipped with the plug-in of inboard and electrical apparatus structural connection on the shell and connect, the plug interface end that the plug-in connects is located the outside of shell. When the switch box needs to be overhauled, the corresponding connector is pulled out from the position of the plug-in connector, and then the switch box can be taken down.
Can know through the above-mentioned description, in the switch box that this application provided, through set up the plug-in on the shell and connect, when the switch box is overhauld to needs, directly will correspond the plug by plug-in connect on extract can, easy operation, the staff dismouting switch box of being convenient for. Meanwhile, the switch box adopts a plug-in connector structure to form a modular structure, so that the number of connection points between the switch box and the outside is small, the installation position of the switch box is flexible, and the position of the switch box is convenient to flexibly arrange.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a three-dimensional structure diagram of a switch box according to an embodiment of the present invention;
fig. 2 is a front view of a switch box according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of an energy storage system according to an embodiment of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
fig. 5 is an enlarged view of the connection position of the switch box and the bracket shown in fig. 3.
Wherein in FIGS. 1-5: 1. RACK frame; 1-1, placing a cavity; 1-2, vertical supporting plates; 1-3, limiting bulges; 1-4, a transverse supporting plate; 1-5, battery connectors; 1-6, a slide rail;
2. a housing; 2-1, an upper cover plate; 2-2, a heat dissipation plate; 2-2-1, heat dissipation holes; 2-3, joint face plate; 2-3-1, limiting and opening holes; 2-3-2, chamfering;
2-4, a signal indicator light; 2-4-1, a red fault indicator lamp; 2-4-2, a yellow alarm indicator light; 2-4-3, green running indicator light;
2-5, a plug-in connector; 2-5-1, PCS positive electrode joint; 2-5-2, PCS negative pole joint; 2-5-3, power connector; 2-5-4, a built-in structure power supply connector; 2-5-5, and a battery positive electrode connector; 2-5-6, battery negative electrode connector; 2-5-7 and an RS485 communication joint; 2-5-8, a battery cluster communication joint; 2-5-9 and a TCP/IP communication joint.
Detailed Description
The core of the utility model is to provide an energy storage system's switch box, this switch box staff's dismouting of being convenient for. Another core of the present invention is to provide an energy storage system comprising the above switch.
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and embodiments.
Please refer to fig. 1 to 5.
In a specific implementation manner, the utility model discloses energy storage system's switch box that specific embodiment provided includes shell 2 and sets up the electrical apparatus structure inside shell 2, and for increase of service life, preferably, shell 2 is the metal-back, and shell 2 can regard as the ground connection design.
The shell 2 is provided with a plug-in connector 2-5 the inner side of which is connected with the electrical appliance structure, and the plug-in interface end of the plug-in connector 2-5 is positioned at the outer side of the shell 2. The number, the positions and the shapes of the plug-in connectors 2-5 are set according to actual requirements.
When the switch box needs to be overhauled, the switch box can be taken down by pulling out the positions 2-5 of the plug-in type connectors of the corresponding connectors.
As can be seen from the above description, in the switch box provided in the embodiment of the present application, by providing the plug-in connectors 2 to 5 on the housing 2, when the switch box needs to be repaired, the corresponding plug is directly pulled out from the plug-in connectors 2 to 5, which is simple in operation and convenient for the worker to disassemble and assemble the switch box.
Meanwhile, the switch box adopts a plug-in connector structure to form a modular structure, so that the number of connection points between the switch box and the outside is small, the installation position of the switch box is flexible, and the position of the switch box is convenient to flexibly arrange.
Specifically, the shell 2 comprises an upper cover plate 2-1, a lower bottom plate and side plates, two ends of the side plates are respectively connected with the upper cover plate 2-1 and the lower bottom plate, and the plug-in connectors 2-5 are arranged on the side plates. The electric appliance structure is positioned in the box body formed by the upper cover plate 2-1, the lower bottom plate and the side plates. Specifically, preferably, the upper cover plate 2-1, the lower bottom plate and the side plate are detachably and fixedly connected.
Of course, the plug-in connectors 2-5 can also be arranged at the top end of the housing 2 as required.
In one embodiment, the side panel includes a connector panel 2-3, and the pluggable connector 2-5 is mounted to the connector panel 2-3. Preferably, the side plate further comprises a heat dissipation plate 2-2 connected with the joint panel 2-3, the heat dissipation plate 2-2 is provided with heat dissipation holes 2-2-1, and the heat dissipation plate 2-2 is provided with ventilation grids for system heat dissipation.
The service life of the switch box is prolonged, and preferably, the chamfer angle 2-3-2 is arranged at the angle folding position 2-3 of the joint panel.
Specifically, the plug-in type connector 2-5 comprises a PCS (Power Conversion System) positive electrode connector 2-5-1 used for being connected with a PCS (Power Conversion System) positive electrode high-voltage connecting terminal and a PCS negative electrode connector 2-5-2 used for being connected with a PCS negative electrode high-voltage connecting terminal, wherein the position of the PCS positive electrode connector 2-5-1 shows a P + connecting end, and the position of the PCS negative electrode connector 2-5-2 shows a P-connecting end. The PCS positive connector 2-5-1 and the PCS negative connector 2-5-2 are provided with different colors on the surfaces, specifically, the PCS positive connector 2-5-1 is marked with red, and the PCS negative connector 2-5-2 is marked with black. The PCS positive connector 2-5-1 and the PCS negative connector 2-5-2 are respectively provided with a safety buckle for fixing the electric connection position, wherein the safety buckles are used for fastening wires on the PCS positive connector 2-5-1 and the PCS negative connector 2-5-2 without rotating back and forth, so that the strong electric connection side can be effectively, stably and firmly connected.
Specifically, the plug-in type joint 2-5 comprises a battery positive electrode joint 2-5-5 used for connecting a battery positive electrode high-voltage connecting terminal and a battery negative electrode joint 2-5-6 used for connecting a battery negative electrode high-voltage connecting terminal. The positions of the battery anode connector 2-5-5 show a B + connecting end, and the positions of the battery cathode connector 2-5-6 show a B-connecting end.
The surfaces of the battery positive electrode joint 2-5-5 and the battery negative electrode joint 2-5-6 are provided with different colors, specifically, the battery positive electrode joint 2-5-5 is marked by red, the battery negative electrode joint 2-5-6 is marked by black, and the battery positive electrode joint 2-5-5 and the battery negative electrode joint 2-5-6 are both provided with safety buckles for fixing the electric connection position, wherein the safety buckles are used for fastening a lead on the battery positive electrode joint 2-5-5 and the battery negative electrode joint 2-5-6, so that the strong electric connection side can be effectively, stably and firmly connected.
Specifically, the plug-in connector 2-5 comprises a communication connector for connecting a communication device and a power connector 2-5-3 for connecting a power supply. The communication joint comprises an RS485 communication joint 2-5-7, a battery cluster communication joint 2-5-8 and a TCP/IP communication joint. Preferably, the external communication interface terminal of the communication connector is an RJ45 terminal, which is one of the connectors of the information socket (i.e. communication outlet) in the wiring system. RS485 communication of RACK (battery cluster) system, RACK (battery cluster) direct interconnection communication and RACK (battery cluster) network end remote communication can be realized. And the connecting terminals of the RS485 communication connector 2-5-7, the battery cluster communication connector 2-5-8 and the TCP/IP communication connector 2-5-9 are RJ45 ports, wherein the battery cluster communication connector 2-5-8 is marked by RACK COMM letters in the figure, so that the universality is good, and the subsequent system debugging and connection are convenient.
The power connector 2-5-3 comprises a FAN PWR IN (FAN power input) end connected with an external power connector and used for supplying power to a PACK (battery module) FAN, and the power connector 2-5-3 also comprises an AUX PWR IN (auxiliary power input) end connected with an external power connector and used for supplying power to a BMS control power supply IN the PACK.
The power connector 2-5-3 also comprises a built-in structure power connector 2-5-4, wherein the built-in structure power connector 2-5-4 comprises a TRAY1-A, TRAY1-B, TRAY2-A, TRAY2-B, TRAY3-A, TRAY3-B end connected with a built-in port, and mainly comprises communication of system internal voltage, temperature and fan control data, and power supply of a fan, a PACK (battery module) data acquisition board and a fan system.
Preferably, all external connections of the switch box include strong electric connection and weak electric communication connection, and are plug-in terminal connection without connection through bolts or terminal rows.
The switch box of the energy storage system also comprises signal indicator lamps 2-4 arranged on the joint panels 2-3. In particular, the signal indicator lamps 2-4 may only be lit at fault.
Preferably, the signal indicator lamps 2-4 comprise a red fault indicator lamp 2-4-1, a yellow alarm indicator lamp 2-4-2 and a green operation indicator lamp 2-4-3 for displaying the operation state of the energy storage system. The red FAULT indicator lamp is provided with a FAULT mark, the yellow ALARM indicator lamp is provided with an ALARM mark, the green operation indicator lamp is provided with a CURRENT mark and is a system operation state indicator lamp, the three indicator lamps are respectively red, yellow and green, the FAULT, ALARM and operation states of the system can be accurately indicated, the specific indicator lamp is connected with the energy storage system controller, the controller instruction is received, and the corresponding indicator lamp is turned on. Various operating parameters (temperature, current, insulation resistance and the like) of the energy storage system are monitored in the system. The system normally runs, the controller controls the green light to light, and the running state is normal. If the system operation parameter reaches the alarm threshold value, the controller controls the yellow light to be turned on, the system gives an alarm, corresponding actions (power limit and the like) can be made according to the alarm type, and the system cannot be stopped. If the system operation parameters reach the fault threshold (temperature, current, insulation resistance and the like), the controller controls the red light to be turned on, the system is in fault, and the system stops operating.
The application provides an energy storage system, including battery module and switch box, wherein, the switch box is any kind of switch box above-mentioned, wherein the aforesaid has described about the concrete structure of switch box, and the application includes above-mentioned switch box, has above-mentioned technological effect equally.
The energy storage system further comprises a RACK (battery cluster) frame 1, the RACK (battery cluster) frame 1 comprises vertical supporting plates 1-2 and transverse supporting plates 1-4 capable of being used for supporting batteries and switch boxes, the number of the transverse supporting plates 1-4 is multiple, the plurality of transverse supporting plates 1-4 are sequentially arranged along the vertical supporting plates 1-2 from top to bottom, a placing cavity 1-1 capable of being used for supporting the batteries and the switch boxes is formed between every two adjacent transverse supporting plates 1-4 and the vertical supporting plates 1-2, the upper surface of each transverse supporting plate 1-4 is the bottom surface of the placing cavity 1-1, the number of the placing cavities 1-1 is multiple, and the joint panels 2-3 are located at external opening positions of the placing cavities 1-1. The installation position can be adjusted at will in RACK (battery cluster) frame 1 according to actual system installation requirements. The switch box is embedded into a placing cavity 1-1 in a RACK (Battery Cluster) system in a modular mode, so that the system is convenient to build, and the installation position of the switch box is flexible.
In order to effectively fix the switch box, preferably, one of the vertical supporting plate 1-2 and the joint panel 2-3 is internally provided with a limiting bulge 1-3, and the other one is provided with a limiting opening 2-3-1 which can be clamped with the limiting bulge 1-3. Two open-type semi-waist-shaped limiting holes are respectively arranged at two sides of the switch box panel and used as limiting open holes 2-3-1 for fixing the switch box. Preferably, the limiting protrusions 1-3 are in a screw structure.
Specifically, when the placing cavity 1-1 is used for placing the battery module, the bottom surface of the placing cavity 1-1 is provided with a battery connecting piece 1-5 and a sliding rail 1-6 matched with the groove of the battery module. The battery connectors 1-5 are detachably connected to the battery module.
Specifically, when the placing cavity 1-1 is used for placing the switch box, the bottom surface of the placing cavity 1-1 is a box body mounting surface matched with the bottom surface of the switch box, specifically, the lower bottom plate is abutted against the upper surface of the transverse supporting plate 1-4, and at the moment, the sliding rail 1-6 and the battery connecting piece 1-5 are detached.
The application proposes that the switch box is of a drawer type structure and can be inserted into a RACK (battery cluster).
Specifically, the RACK (battery cluster) RACK 1 preferably has ten layers in total, and each layer has the same size. The switch box is compatible with the size of each layer and can be installed at the position of each layer of RACK (1).
In fig. 3, the installation position indicated as default for the switch box is the uppermost layer of RACK (battery cluster) RACK 1. When the switch box is installed, the switch box can be directly inserted into a RACK (Battery Cluster) frame 1, the limiting holes 2-3-1 are formed in the two sides, screws are fixed, various terminals are inserted into corresponding plug-in connectors 2-5, and the installation is finished. When the terminal is pulled off during disassembly, the limit screw is disassembled, and the switch box can be disassembled.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The switch box of the energy storage system comprises a shell (2) and an electrical appliance structure arranged inside the shell (2), and is characterized in that a plug-in connector (2-5) is arranged on the shell (2) and connected with the electrical appliance structure at the inner side, and a plug-in interface end of the plug-in connector (2-5) is positioned on the outer side of the shell (2).
2. The switch box of the energy storage system according to claim 1, wherein the housing (2) comprises an upper cover plate (2-1), a lower base plate and side plates with two ends respectively connected with the upper cover plate (2-1) and the lower base plate, and the plug-in connectors (2-5) are mounted on the side plates;
the side plate comprises a joint panel (2-3), and the plug-in joint (2-5) is installed on the joint panel (2-3).
3. The switch box of the energy storage system according to claim 2, wherein the plug-in type connector (2-5) comprises a PCS positive connector (2-5-1) for connecting a PCS positive high-voltage connecting terminal and a PCS negative connector (2-5-2) for connecting a PCS negative high-voltage connecting terminal, the surfaces of the PCS positive connector (2-5-1) and the PCS negative connector (2-5-2) are provided with different colors, and the PCS positive connector (2-5-1) and the PCS negative connector (2-5-2) are provided with safety buckles for fixing the electric connection positions.
4. The switch box of the energy storage system according to claim 2, characterized in that the plug-in connector (2-5) comprises a battery positive connector (2-5-5) for connecting a battery positive high-voltage connecting terminal and a battery negative connector (2-5-6) for connecting a battery negative high-voltage connecting terminal, the surfaces of the battery positive connector (2-5-5) and the battery negative connector (2-5-6) are provided with different colors, and the battery positive connector (2-5-5) and the battery negative connector (2-5-6) are provided with safety buckles for fixing the electric connection position.
5. The energy storage system switch box of claim 2, characterized in that the plug-in connectors (2-5) comprise communication connectors for connecting communication devices and power connectors (2-5-3) for connecting power supplies.
6. The switch box of the energy storage system according to claim 2, characterized by further comprising signal indicator lamps (2-4) arranged on the connector panels (2-3), wherein the signal indicator lamps (2-4) comprise a red fault indicator lamp (2-4-1), a yellow alarm indicator lamp (2-4-2) and a green operation indicator lamp (2-4-3) for displaying the operation state of the energy storage system.
7. An energy storage system comprising a battery module and a switch box, characterized in that the switch box is a switch box according to any one of claims 2-6.
8. The energy storage system of claim 7, further comprising a RACK (1), wherein the RACK (1) comprises vertical support plates (1-2) and horizontal support plates (1-4) capable of supporting batteries and the switch box, the number of the horizontal support plates (1-4) is multiple, the multiple horizontal support plates (1-4) are sequentially arranged along the vertical support plates (1-2) from top to bottom, a placement cavity (1-1) capable of supporting batteries or the switch box is formed between two adjacent horizontal support plates (1-4) and the vertical support plates (1-2), the upper surface of each horizontal support plate (1-4) is the bottom surface of the placement cavity (1-1), the joint panels (2-3) are located at external opening positions of the placement cavities (1-1), one of the vertical supporting plate (1-2) and the joint panel (2-3) is internally provided with a limiting bulge (1-3), and the other is provided with a limiting open hole (2-3-1) which can be clamped with the limiting bulge (1-3).
9. The energy storage system according to claim 8, wherein when the battery module is placed in the placing cavity (1-1), a battery connecting piece (1-5) and a sliding rail (1-6) matched with the groove of the battery module are arranged on the bottom surface of the placing cavity (1-1), and the battery connecting piece (1-5) is detachably connected with the battery module.
10. The energy storage system according to claim 8, wherein when the placing cavity (1-1) is used for placing the switch box, the bottom surface of the placing cavity (1-1) is a box body mounting surface matched with the bottom surface of the switch box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921134318.3U CN210516517U (en) | 2019-07-18 | 2019-07-18 | Energy storage system and switch box thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921134318.3U CN210516517U (en) | 2019-07-18 | 2019-07-18 | Energy storage system and switch box thereof |
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| CN210516517U true CN210516517U (en) | 2020-05-12 |
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| CN201921134318.3U Active CN210516517U (en) | 2019-07-18 | 2019-07-18 | Energy storage system and switch box thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114025534A (en) * | 2021-10-29 | 2022-02-08 | 中建八局第二建设有限公司 | Centralized mounting device of transmitter for conference system |
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2019
- 2019-07-18 CN CN201921134318.3U patent/CN210516517U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114025534A (en) * | 2021-10-29 | 2022-02-08 | 中建八局第二建设有限公司 | Centralized mounting device of transmitter for conference system |
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Address after: 230088 Mingchuan Road 788, Baiyan Science Park, Hefei High-tech Zone, Anhui Province Patentee after: Sunshine Energy Storage Technology Co.,Ltd. Address before: 230088 Mingchuan Road 788, Baiyan Science Park, Hefei High-tech Zone, Anhui Province Patentee before: Sunshine Samsung (Hefei) Energy Storage Power Supply Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |