CN213401297U - BMS management system for external energy storage battery pack - Google Patents
BMS management system for external energy storage battery pack Download PDFInfo
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- CN213401297U CN213401297U CN202022787988.4U CN202022787988U CN213401297U CN 213401297 U CN213401297 U CN 213401297U CN 202022787988 U CN202022787988 U CN 202022787988U CN 213401297 U CN213401297 U CN 213401297U
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- battery pack
- bms
- energy storage
- management system
- storage battery
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- 238000004146 energy storage Methods 0.000 title claims abstract description 19
- 239000002994 raw material Substances 0.000 abstract description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 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 discloses an external energy storage battery pack BMS management system, including the box, be provided with group battery input negative pole, output negative pole interface, light current switch, total anodal signal acquisition point, signal line acquisition interface, doubling dial switch, a plurality of pilot lamp and a plurality of communication interface on the preceding terminal surface of this box. The utility model discloses simple structure has reduced the usage space of product, makes things convenient for the transport and the stack of product, is particularly useful for rack-type energy storage battery's doubling and increase-volume, has increased the general degree of product, can be according to customer or user's requirement, and external BMS can connect in parallel to 15 groups the most, has reduced BMS quantity. The logistics transportation and raw material cost are reduced.
Description
Technical Field
The utility model relates to a battery protection field, concretely relates to external energy storage group battery BMS management system.
Background
Among the prior art, group battery and BMS management system are built-in integral type setting, all set up in same box, have caused increase-volume and battery BMS to damage the inconvenience of changing.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model discloses an external energy storage battery pack BMS management system.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is:
the utility model provides an external energy storage battery pack BMS management system, includes the box, is provided with group battery input negative pole, output negative pole interface, light current switch, total anodal signal acquisition point, signal line acquisition interface, doubling dial switch, a plurality of pilot lamp and a plurality of communication interface on the preceding terminal surface of this box.
The BMS mainboard and the current limiting plate are arranged in the box body, and the BMS mainboard is electrically connected with the current limiting plate; the battery pack is characterized in that the battery pack input negative electrode, the battery pack output negative electrode interface, the weak current switch, the total positive electrode signal acquisition point, the signal line acquisition interface, the parallel line dial switch, the indicator lamps and the communication interfaces are electrically connected with the BMS mainboard.
And the plurality of indicator lamps comprise error alarm indicator lamps, operation indicator lamps and electric quantity indicator lamps.
The communication interfaces comprise an inverter RS485 communication interface, an inverter CAN communication interface, an RS232 upper computer interface, an RS485 upper computer reading interface and a parallel machine RS485 interface.
Reset switch, a plurality of pilot lamp, a plurality of communication interface set up on a connecting plate, and this connecting plate is fixed in the preceding terminal surface rear side of box.
And air holes are formed in the left end face and the right end face of the box body.
The top of the box body is covered with an upper cover.
And a dry contact is also arranged on the front end surface of the box body and electrically connected with the BMS mainboard.
Still be equipped with reset switch on the preceding terminal surface of this box, this reset switch is connected with BMS mainboard electricity.
The left end and the right end of the front end face of the box body are respectively provided with a hanging lug, and the hanging lugs are provided with fixing holes.
The utility model discloses separate the use through reasonable overall arrangement with BMS management system, the finished product group battery structure in adaptation market simultaneously makes the connection of group battery, BMS and dc-to-ac converter convenient more nimble. Compatibility of appearance and a standard case is considered, standard 1U size is achieved, space is saved, and reliability of products is enhanced.
All signal line connections communicate with each other through the plug piece and the signal line, and therefore welding and cross interference is reduced. Ensuring the operation reliability of large current and products.
The utility model discloses under combining current dc-to-ac converter parameter matching BMS prerequisite, reasonable layout when reducing the module volume, increases the possibility that can parallelly connected satisfy many parties' demand. Output anodes, cathodes and the like are placed on the front end face of the product, so that the single body use and the multiple parallel capacity increasing requirements of customers are facilitated. The parallel connection mode is simple and flexible. Is suitable for different data communication interfaces. Because the communication interface and the product output port are arranged in front, the parameter lookup, the upgrade and the parallel machine connection are convenient.
The utility model has the advantages that: the utility model discloses simple structure has reduced the usage space of product, makes things convenient for the transport and the stack of product, is particularly useful for rack-type energy storage battery's doubling and increase-volume, has increased the general degree of product, can be according to customer or user's requirement, and external BMS can connect in parallel to 15 groups the most, has reduced BMS quantity. The logistics transportation and raw material cost are reduced.
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural view of the present invention with the upper cover removed.
Detailed Description
In an embodiment, referring to fig. 1 and fig. 2, the external energy storage battery pack BMS management system provided in this embodiment includes a box 1, and a battery pack input negative electrode 2, an output negative electrode interface 3, a weak current switch 4, a total positive electrode signal acquisition point 5, a signal line acquisition interface 6, a parallel connection dial switch 7, a plurality of indicator lights, and a plurality of communication interfaces are disposed on a front end surface of the box 1.
The box body 1 is internally provided with a BMS mainboard 8 and a current limiting plate 9, and the BMS mainboard 8 is electrically connected with the current limiting plate 9; the battery pack input cathode 2, the output cathode interface 3, the weak current switch 4, the total anode signal acquisition point 5, the signal line acquisition interface 6, the parallel line dial switch 7, the indicator lamps and the communication interfaces are electrically connected with the BMS mainboard 8.
The output negative electrode interface 3 is connected with the negative electrode of the device, the weak current switch 4 controls the working state of the whole BMS management system, and the total positive electrode signal acquisition point 5 supplies power for the BMS management system. The signal line acquisition interface 6 is used for acquiring parameters of each battery cell of the battery pack, and the parallel dial switch 7 is used for distinguishing primary batteries from secondary batteries.
The BMS board 8 and the current limiting plate 9 are connected by a plug and a bus bar, and the current limiting plate 9 plays a role in assisting the BMS board 8 to protect the battery pack.
The plurality of indicator lights include an error alarm indicator light 10, an operation indicator light 11, and a power indicator light 12.
The communication interfaces comprise an inverter RS485 communication interface 13, an inverter CAN communication interface 14, an RS232 upper computer interface 15, an RS485 upper computer reading interface 16 and a parallel machine RS485 interface 17.
A dry contact 18 is further provided on the front end surface of the case 1, and the dry contact 18 is electrically connected to the BMS board 8.
A reset switch 19 is further provided on the front end surface of the case 1, and the reset switch 19 is electrically connected to the BMS board 8.
The reset switch 19, the plurality of indicator lights and the plurality of communication interfaces are arranged on a connecting plate 20, and the connecting plate 20 is fixed on the rear side of the front end face of the box body 1.
The left end surface and the right end surface of the box body 1 are both provided with air holes 22.
The top of the box body 1 is covered with an upper cover 21.
The left end and the right end of the front end face of the box body 1 are respectively provided with a hanging lug 23, and the hanging lugs 23 are provided with fixing holes.
The utility model discloses separate the use through reasonable overall arrangement with BMS management system, the finished product group battery structure in adaptation market simultaneously makes the connection of group battery, BMS and dc-to-ac converter convenient more nimble. Compatibility of appearance and a standard case is considered, standard 1U size is achieved, space is saved, and reliability of products is enhanced.
All signal line connections communicate with each other through the plug piece and the signal line, and therefore welding and cross interference is reduced. Ensuring the operation reliability of large current and products.
The utility model discloses under combining current dc-to-ac converter parameter matching BMS prerequisite, reasonable layout when reducing the module volume, increases the possibility that can parallelly connected satisfy many parties' demand. Output anodes, cathodes and the like are placed on the front end face of the product, so that the single body use and the multiple parallel capacity increasing requirements of customers are facilitated. The parallel connection mode is simple and flexible. Is suitable for different data communication interfaces. Because the communication interface and the product output port are arranged in front, the parameter lookup, the upgrade and the parallel machine connection are convenient.
The utility model discloses simple structure has reduced the usage space of product, makes things convenient for the transport and the stack of product, is particularly useful for rack-type energy storage battery's doubling and increase-volume, has increased the general degree of product, can be according to customer or user's requirement, and external BMS can connect in parallel to 15 groups the most, has reduced BMS quantity. The logistics transportation and raw material cost are reduced.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, using the technical means and contents disclosed above, without departing from the scope of the technical solution of the present invention. Therefore, the equivalent changes made according to the shape, structure and principle of the present invention should be covered in the protection scope of the present invention.
Claims (9)
1. The utility model provides an external energy storage battery pack BMS management system, includes the box, its characterized in that: the front end face of the box body is provided with a battery pack input cathode, an output cathode interface, a weak current switch, a total anode signal acquisition point, a signal line acquisition interface, a parallel line dial switch, a plurality of indicator lamps and a plurality of communication interfaces;
the BMS mainboard and the current limiting plate are arranged in the box body, and the BMS mainboard is electrically connected with the current limiting plate; the battery pack is characterized in that the battery pack input negative electrode, the battery pack output negative electrode interface, the weak current switch, the total positive electrode signal acquisition point, the signal line acquisition interface, the parallel line dial switch, the indicator lamps and the communication interfaces are electrically connected with the BMS mainboard.
2. The external energy storage battery pack BMS management system of claim 1, wherein the plurality of indicator lights comprise a false alarm indicator light, a run indicator light, and a charge indicator light.
3. The BMS management system for the external energy storage battery pack as claimed in claim 1, wherein the plurality of communication interfaces comprise an RS485 communication interface, an CAN communication interface, an RS232 upper computer interface, an RS485 upper computer reading interface and a parallel RS485 interface.
4. The BMS management system for the external energy storage battery pack as claimed in claim 1, wherein a reset switch is further disposed on the front end surface of the case, and the reset switch is electrically connected to the BMS motherboard.
5. The BMS management system for the external energy storage battery pack as claimed in claim 1, wherein air holes are formed on both the left end surface and the right end surface of the box body.
6. The external energy storage battery pack BMS management system of claim 1, wherein a top cover covers the top of the box.
7. The BMS management system for the external energy storage battery pack as claimed in claim 1, wherein a dry contact is further disposed on the front surface of the case, and the dry contact is electrically connected to the BMS motherboard.
8. The BMS management system for the external energy storage battery pack as claimed in claim 4, wherein the reset switch, the indicating lamps and the communication interfaces are disposed on a connecting plate fixed to the rear side of the front end surface of the box body.
9. The BMS management system for the external energy storage battery pack as claimed in claim 1, wherein the left and right ends of the front end surface of the box body are respectively provided with a hanging lug, and the hanging lugs are provided with fixing holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022787988.4U CN213401297U (en) | 2020-11-27 | 2020-11-27 | BMS management system for external energy storage battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022787988.4U CN213401297U (en) | 2020-11-27 | 2020-11-27 | BMS management system for external energy storage battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213401297U true CN213401297U (en) | 2021-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022787988.4U Active CN213401297U (en) | 2020-11-27 | 2020-11-27 | BMS management system for external energy storage battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213401297U (en) |
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2020
- 2020-11-27 CN CN202022787988.4U patent/CN213401297U/en active Active
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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: 20211229 Address after: 518115 Room 302, building 4, 228 Industrial Zone, Silian community, Henggang street, Longgang District, Shenzhen City, Guangdong Province Patentee after: Guangdong shilifa New Energy Technology Co.,Ltd. Address before: 442600 group 11, Guanyin Town, Yunxi County, Shiyan City, Hubei Province Patentee before: Hu Huisheng |
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| TR01 | Transfer of patent right |