CN217606961U - Rack type energy storage device - Google Patents
Rack type energy storage device Download PDFInfo
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- CN217606961U CN217606961U CN202221566177.4U CN202221566177U CN217606961U CN 217606961 U CN217606961 U CN 217606961U CN 202221566177 U CN202221566177 U CN 202221566177U CN 217606961 U CN217606961 U CN 217606961U
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- energy storage
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- busbar
- rack
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- 238000004146 energy storage Methods 0.000 title claims abstract description 122
- 230000004308 accommodation Effects 0.000 claims abstract description 9
- 238000004891 communication Methods 0.000 claims description 21
- 239000006185 dispersion Substances 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 5
- 210000000352 storage cell Anatomy 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model relates to a rack-type energy storage device belongs to energy storage technical field, and it includes frame and a plurality of energy storage unit, be equipped with multilayer accommodation space in the frame, the energy storage unit sets up in accommodation space, be equipped with anodal connector lug and negative pole connector lug on the energy storage unit, still be equipped with anodal busbar and negative pole busbar in the frame, anodal connector lug on the energy storage unit is connected to anodal busbar through wire 3, and the negative pole connector lug is connected to the negative pole busbar through wire 3. This application has multilayer accommodation space, and the dilatation is nimble, and the anodal connector lug on all energy storage units is connected to anodal busbar through wire 3, and the negative pole connector lug is connected to the negative pole busbar through wire 3, and adjacent energy storage unit no longer lug connection wire 3, easy dismounting, effect that heat dispersion is good, expanded capacity is bigger in addition.
Description
Technical Field
The application relates to the technical field of energy storage, in particular to a rack type energy storage device.
Background
The energy storage device is widely applied, can be applied to families, industrial equipment, unstable electric power, non-electric areas, energy storage and power generation and other scenes, and is energy-saving and optimized. Because the requirement of each power consumption unit on the capacity of the energy storage device is large in difference, the rack-mounted energy storage devices on the market are provided with multiple layers of accommodating spaces for accommodating a plurality of energy storage units, the number of the energy storage units can be selected according to actual needs, and the capacity expansion is flexible. In order to realize the parallel operation function, the positive and negative electrode connector lugs of adjacent energy storage units are generally connected in parallel through a lead, the lead is strong in electricity and dangerous, the length of the lead is sufficient to avoid messy lead, the allowance design is small, when one or more energy storage units are in failure and need to be taken away for maintenance, the energy storage units at the upper end and the lower end can only be detached to fill in the gap due to the length limitation of the lead, and the maintenance is not convenient enough due to the parallel connection of the lead; and because the energy storage unit needs to be arranged in a centralized manner, the heat is concentrated, the whole heat dissipation is obviously not facilitated, and the improvement is needed.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem that the existing rack type energy storage device is inconvenient to maintain, the application provides a rack type energy storage device.
The application provides a rack-type energy storage device adopts following technical scheme:
the utility model provides a rack-type energy storage device, includes frame and a plurality of energy storage unit, be equipped with multilayer accommodation space in the frame, the energy storage unit sets up in accommodation space, be equipped with anodal connector lug and negative pole connector lug in the energy storage unit, still be equipped with anodal busbar and negative pole busbar in the frame, anodal connector lug on the energy storage unit is connected to anodal busbar through the wire, and the negative pole connector lug is connected to the negative pole busbar through the wire.
Through adopting above-mentioned technical scheme, rack-type energy memory has multilayer accommodation space, and the dilatation is nimble, and the anodal connector lug on all energy storage units passes through the wire to be connected to anodal busbar, and the negative pole connector lug is connected to the negative pole busbar through the wire, and adjacent energy storage unit no longer lug connection wire can not influence each other during the dismouting, and which energy storage unit breaks down, just demolish which can, need intentionally fill the vacancy. When the requirement of the electricity utilization unit on the capacity of the energy storage device is low and the number of vacant positions in the rack is large, part of the energy storage units can be arranged at intervals (a vacant position is intentionally reserved between adjacent energy storage units), heat is not concentrated in a scattered arrangement mode, and the heat dissipation performance is better; the rated current that positive electrode bus bar and negative electrode bus bar can pass is big, can connect more energy storage units, and scalable capacity is bigger.
Preferably, the energy storage unit includes a front panel, the positive terminal and the negative terminal are disposed on the front panel, and the positive bus bar and the negative bus bar are disposed on the side of the front panel.
Through adopting above-mentioned technical scheme, arrange positive busbar and negative pole busbar in the side of front panel, positive connector lug and positive busbar to and the distance between negative connector lug and the negative busbar is nearer, and the wire length that needs is shorter, saves the cost.
Preferably, the positive electrode bus bar and the negative electrode bus bar are fixed on the frame through an insulating member.
By adopting the technical scheme, the insulating part can well fix the positive bus bar and the negative bus bar, and can ensure that the rack is uncharged and safe to use.
Preferably, the energy storage unit is provided with a communication module, the communication module comprises a dial switch and a communication interface, the communication interfaces of the adjacent energy storage units are electrically connected through a network cable, and the dial switch is used for setting a communication address or a communication mode of the energy storage unit.
By adopting the technical scheme, the energy storage device realizes the parallel operation function and the function of communicating with external equipment.
Preferably, one end of the lead is provided with a DC right-angle connector, the other end of the lead is provided with a wiring terminal, the DC right-angle connector is inserted into the positive electrode connector or the negative electrode connector, and the wiring terminal is fixed on the positive electrode bus bar or the negative electrode bus bar through a screw.
Through adopting above-mentioned technical scheme, the angle of DC right angle joint can be adjusted wantonly, and the line of walking of convenient adjustment wire has increased the flexibility.
Preferably, the energy storage unit comprises a shell, a BMS protection board and a plurality of energy storage cells, the front panel is arranged on the front side of the shell, the BMS protection board is arranged on the inner side surface of the front panel, and the energy storage cells are arranged in the shell in an array mode.
Through adopting above-mentioned technical scheme, the fail safe nature when the BMS protection shield has improved the energy storage unit and uses, and energy storage electricity core array sets up the space that can effectively utilize in the energy storage unit, and energy density is higher.
Preferably, the side surface of the energy storage unit is also provided with an installation lug plate, and the energy storage unit is fixed on the rack through the installation lug plate.
Through adopting above-mentioned technical scheme, conveniently fix the energy storage unit in the frame, easy dismounting is fixed reliable.
Preferably, a handle is further arranged on the mounting ear plate.
Through adopting above-mentioned technical scheme, the setting of handle is convenient for getting of energy storage unit and is put.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the positive connector lug on all energy storage units is connected to the positive busbar through the wire, and the negative connector lug is connected to the negative busbar through the wire, and adjacent energy storage unit no longer direct connection wire can not influence each other during the dismouting, and which energy storage unit breaks down, just demolish which can, need not fill the vacancy intentionally.
2. When the requirement of the electricity utilization unit on the capacity of the energy storage device is low and the number of vacant sites in the rack is large, part of the energy storage units can be arranged at intervals, heat is not concentrated in the dispersed arrangement, and the heat dissipation performance is better.
3. The positive bus bar and the negative bus bar are arranged on the side face of the front panel, the positive connector lug and the positive bus bar are closer to each other, and the negative connector lug and the negative bus bar are closer to each other, so that the length of a required wire is shorter, and the cost is saved.
Drawings
Fig. 1 is a schematic structural diagram of a rack-mounted energy storage device according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of an energy storage unit according to an embodiment of the present application.
Fig. 3 is a schematic diagram of an internal structure of an energy storage unit according to an embodiment of the present application.
Description of reference numerals: 1. a frame; 11. a positive electrode bus bar; 12. a negative electrode bus bar; 2. an energy storage unit; 21. a positive terminal; 22. a negative terminal; 23. a front panel; 24. a dial switch; 25. a communication interface; 26. a housing; 27. a BMS protection board; 28. an energy storage cell; 3. a wire; 4. an insulating member; 5. a DC right angle joint; 6. a wiring terminal; 7. mounting an ear plate; 8. a handle.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses rack-mounted energy storage device. Referring to fig. 1, the rack-type energy storage device includes a rack 1 and a plurality of energy storage units 2, where a plurality of layers of accommodating spaces are provided on the rack 1, and the energy storage units 2 are disposed in the accommodating spaces. The rack type energy storage device has multiple layers of accommodating spaces and is flexible in expansion.
Referring to fig. 2, the energy storage unit 2 is provided with a positive connector 21 and a negative connector 22, the frame 1 is provided with a positive busbar 11 and a negative busbar 12, the positive busbar 11 and the negative busbar 12 are fixed on the frame 1 through an insulating member 4, the positive connector 21 on the energy storage unit 2 is connected to the positive busbar 11 through a wire 3, and the negative connector 22 is connected to the negative busbar 12 through a wire 3.
The positive electrode connector posts 21 on all the energy storage units 2 are connected to the positive electrode bus bar 11 through the wires 3, the negative electrode connector posts 22 are connected to the negative electrode bus bar 12 through the wires 3, the adjacent energy storage units 2 are not directly connected with the wires 3 any more, the mutual influence cannot be caused during assembly and disassembly, and when the energy storage unit 2 fails, the energy storage unit can be disassembled, and the vacancy does not need to be intentionally filled; the rated current that positive electrode bus bar 11 and negative electrode bus bar 12 can pass is big, can connect more energy storage unit 2, and scalable capacity is bigger. In addition, the insulating part 4 can well fix the anode bus bar 11 and the cathode bus bar 12, and can ensure that the frame 1 is not electrified, thereby ensuring the use safety.
Referring to fig. 1 and 2, one end of the wire 3 is provided with a DC right-angle connector 5, the other end is provided with a connecting terminal 6, the DC right-angle connector 5 is inserted into a positive electrode connector 21 or a negative electrode connector 22, and the connecting terminal 6 is fixed on the positive electrode bus bar 11 or the negative electrode bus bar 12 through a screw. The angle of the DC right-angle connector 5 can be adjusted at will, the wiring of the wires 3 is convenient to adjust, and the wiring flexibility is improved.
Referring to fig. 3, the energy storage unit 2 further includes a housing 26, a BMS protection plate 27, and a plurality of energy storage cells 28, the BMS protection plate 27 being disposed on an inner side of the front panel 23, and the array of energy storage cells 28 being disposed within the housing 26. The BMS protection board 27 improves the safety and reliability of the energy storage unit 2 during use, and the energy storage battery cores 28 are arranged in an array mode to effectively utilize the space in the energy storage unit 2, so that the energy density is higher.
Referring to fig. 2, the energy storage unit 2 includes a front panel 23, the front panel 23 is disposed on the front surface of the case 26, the positive electrode tab 21 and the negative electrode tab 22 are disposed on the front panel 23, and the positive electrode bus bar 11 and the negative electrode bus bar 12 are disposed on the side surface of the front panel 23. The distance between the positive connector lug 21 and the positive bus bar 11 and the distance between the negative connector lug 22 and the negative bus bar 12 are shorter, the length of the required lead 3 is shorter, and the material cost of the lead 3 is saved. The front panel 23 is further provided with a dial switch 24 and a communication interface 25, the communication interfaces 25 of the adjacent energy storage units 2 are electrically connected through a network cable, and the dial switch 24 is used for setting a communication address or a communication mode of the energy storage units 2, so that the energy storage device realizes a parallel operation function and a function of communicating with external equipment.
Referring to fig. 2, the side face of the energy storage unit 2 is also provided with an installation ear plate 7, the energy storage unit 2 is fixed on the frame 1 through the installation ear plate 7, the assembly and disassembly are convenient, the fixation is reliable, the installation ear plate 7 is further provided with a handle 8, and the energy storage unit 2 is convenient to take and place.
The implementation principle of a rack-type energy storage device in the embodiment of the application is as follows: when the energy storage unit 2 is used, the energy storage unit 2 is placed in the accommodating space of the rack 1, the positive connector 21 of the energy storage unit 2 is connected with the positive bus bar 11 through the lead 3, the negative connector 22 is connected with the negative bus bar 12, one end of the lead 3 is provided with the DC right-angle connector 5, the DC right-angle connector 5 is inserted into the positive connector 21 or the negative connector 22, the other end of the lead 3 is provided with the wiring terminal 6, the wiring terminal 6 is fixed on the positive bus bar 11 or the negative bus bar 12 through screws, the positive bus bar 11 is connected with the positive connector 21 of all the energy storage units 2, the negative bus bar 12 is connected with the negative connector 22 of all the energy storage units 2, the adjacent energy storage units 2 are not directly connected with the lead 3 any more, the assembly and disassembly time are not affected by each other, the rated currents which can pass through the positive bus bar 11 and the negative bus bar 12 are large, more energy storage units 2 can be connected, the expandable capacity is larger, the dial switch 24 can set the communication address or the communication mode of the energy storage units 2, and the communication interfaces 25 of the adjacent energy storage units 2 are electrically connected through the network cables, thereby realizing the parallel operation function and the function of the communication with the external equipment. The rack-type energy storage device in this embodiment has multilayer accommodation space, and the dilatation is nimble to, when the requirement of power consumption unit to energy storage device capacity is less, when the vacancy in frame 1 is more, can arrange partial energy storage unit 2 interval (leave a vacancy between adjacent energy storage unit 2 on purpose), the heat is not concentrated in the dispersion arrangement, and the thermal diffusivity is more excellent.
The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. A rack-mounted energy storage device, characterized in that: including frame (1) and a plurality of energy storage unit (2), be equipped with multilayer accommodation space on frame (1), energy storage unit (2) set up in accommodation space, be equipped with anodal connector lug (21) and negative pole connector lug (22) on energy storage unit (2), still be equipped with anodal busbar (11) and negative pole busbar (12) on frame (1), anodal connector lug (21) on energy storage unit (2) are connected to anodal busbar (11) through wire (3), and negative pole connector lug (22) are connected to negative pole busbar (12) through wire (3).
2. A rack-mounted energy storage device as defined in claim 1, wherein: the energy storage unit (2) comprises a front panel (23), the positive connector lug (21) and the negative connector lug (22) are arranged on the front panel (23), and the positive bus bar (11) and the negative bus bar (12) are located on the side face of the front panel (23).
3. A rack-mounted energy storage device according to claim 1, wherein the positive busbar (11) and the negative busbar (12) are fixed to the rack (1) by an insulating member (4).
4. A rack-mounted energy storage device as defined in claim 1, wherein: be equipped with communication module on energy storage unit (2), communication module includes dial switch (24) and communication interface (25), and communication interface (25) of adjacent energy storage unit (2) pass through net twine electric connection, dial switch (24) are used for setting for the communication address or the communication mode of energy storage unit (2).
5. A rack-mounted energy storage device as defined in claim 1, wherein: wire (3) one end is equipped with DC right angle joint (5), and the other end is equipped with binding post (6), in positive terminal (21) or negative pole terminal (22) were inserted in DC right angle joint (5), binding post (6) pass through the fix with screw on positive busbar (11) or negative busbar (12).
6. A rack-mounted energy storage device as defined in claim 2, wherein: the energy storage unit (2) comprises a shell (26), a BMS protection plate (27) and a plurality of energy storage battery cells (28), the front panel (23) is arranged on the front face of the shell (26), the BMS protection plate (27) is arranged on the inner side face of the front panel (23), and the energy storage battery cells (28) are arranged in the shell (26) in an array mode.
7. A rack-mounted energy storage device as defined in claim 1, wherein: the side surface of the energy storage unit (2) is also provided with a mounting lug plate (7), and the energy storage unit (2) is fixed on the rack (1) through the mounting lug plate (7).
8. A rack-mounted energy storage device as defined in claim 7, wherein: and a handle (8) is also arranged on the mounting ear plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221566177.4U CN217606961U (en) | 2022-06-21 | 2022-06-21 | Rack type energy storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221566177.4U CN217606961U (en) | 2022-06-21 | 2022-06-21 | Rack type energy storage device |
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| Publication Number | Publication Date |
|---|---|
| CN217606961U true CN217606961U (en) | 2022-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221566177.4U Active CN217606961U (en) | 2022-06-21 | 2022-06-21 | Rack type energy storage device |
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| Country | Link |
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| CN (1) | CN217606961U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119050581A (en) * | 2024-09-07 | 2024-11-29 | 民电电气有限公司 | Household energy storage device |
| WO2025000664A1 (en) * | 2023-06-27 | 2025-01-02 | 阳光电源股份有限公司 | Energy storage all-in-one machine and energy storage system |
-
2022
- 2022-06-21 CN CN202221566177.4U patent/CN217606961U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2025000664A1 (en) * | 2023-06-27 | 2025-01-02 | 阳光电源股份有限公司 | Energy storage all-in-one machine and energy storage system |
| CN119050581A (en) * | 2024-09-07 | 2024-11-29 | 民电电气有限公司 | Household energy storage device |
| CN119050581B (en) * | 2024-09-07 | 2025-05-30 | 民电电气有限公司 | Household energy storage device |
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