CN117254191A - Split type high-capacity battery pack - Google Patents
Split type high-capacity battery pack Download PDFInfo
- Publication number
- CN117254191A CN117254191A CN202311260930.6A CN202311260930A CN117254191A CN 117254191 A CN117254191 A CN 117254191A CN 202311260930 A CN202311260930 A CN 202311260930A CN 117254191 A CN117254191 A CN 117254191A
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- Prior art keywords
- box body
- panel
- cell module
- battery pack
- capacity battery
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 27
- 229910052802 copper Inorganic materials 0.000 claims abstract description 27
- 239000010949 copper Substances 0.000 claims abstract description 27
- 238000012544 monitoring process Methods 0.000 claims abstract description 23
- 238000007789 sealing Methods 0.000 claims abstract description 7
- 238000004891 communication Methods 0.000 claims description 6
- 230000001154 acute effect Effects 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract description 5
- 230000005855 radiation Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 238000004146 energy storage Methods 0.000 description 10
- 230000017525 heat dissipation Effects 0.000 description 9
- 238000007599 discharging Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 230000004224 protection Effects 0.000 description 4
- 241000251468 Actinopterygii Species 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 210000000988 bone and bone Anatomy 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/258—Modular batteries; Casings provided with means for assembling
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/50—Current conducting connections for cells or batteries
- H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
- H01M50/505—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising a single busbar
Abstract
The application relates to a split type high-capacity battery pack, which comprises a first box body, a second box body and a connecting copper bar, wherein the first box body is connected with the second box body through the connecting copper bar; the first box body comprises a first box body and a first cover plate arranged at the top end of the first box body; the first box body is connected with the first cover plate in a sealing way; the first box body comprises a bottom plate, a first panel, a second panel, a first side plate and a second side plate; the first panel is provided with a power output terminal, a signal output terminal and a BMS board; the BMS board is connected with the cell module monitoring unit of the second box body through the signal output terminal. The structure can effectively reduce the difficulty of battery installation, transportation and carrying, effectively reduces the construction difficulty, and has the capability of field assembly. The heat radiator has the advantages of simple structure, good heat radiation, economy and practicability, and wide application prospect.
Description
Technical Field
The invention belongs to the technical field of batteries, and particularly relates to a split type high-capacity battery pack.
Background
With the deep development of new energy industries such as energy storage, photovoltaics, wind energy and the like, a plurality of new energy sources are mutually fused to form a complementary energy station. Complementary energy stations generally comprise wind power energy storage power stations, photoelectric energy storage power stations, wind and light energy storage power stations and the like. Due to the rapid development of the energy storage industry, the energy storage system needs to be used in different scenes (such as a power generation side, a power transmission side or a user side).
Currently, the existing battery cells in the industry have specifications of 50Ah, 80Ah, 100Ah, 150Ah, 200Ah, 280Ah, 560Ah and the like. The existing pack scheme generally needs 15 strings to 20 strings, the pack weight of a 100Ah battery cell is about 40kg, and the pack weight of a 200Ah battery cell and a 280Ah battery cell can reach 80kg to 100kg, so that the battery pack assembled by the battery cells has larger weight, has larger carrying difficulty in carrying and mounting processes, and is not beneficial to carrying and mounting.
Disclosure of Invention
The invention aims to provide a split type high-capacity battery pack, which aims to solve the technical problems that the existing battery pack is heavy and has larger carrying difficulty in carrying and mounting processes.
In order to achieve the above purpose, the embodiment of the invention provides a split type high-capacity battery pack, which comprises a first box body, a second box body and a connecting copper bar, wherein the first box body is connected with the second box body through the connecting copper bar;
the first box body comprises a first box body and a first cover plate arranged at the top end of the first box body; the first box body is connected with the first cover plate in a sealing way;
the first box body comprises a bottom plate, a first panel, a second panel, a first side plate and a second side plate; the first panel and the second panel are respectively arranged at two ends of the bottom plate; the first side plate and the second side plate are respectively arranged at two sides of the bottom plate; the bottom plate is arranged opposite to the first cover plate, and the first cover plate is respectively connected with the first panel, the second panel, the first side plate and the second side plate;
the first panel is provided with a power output terminal, a signal output terminal and a BMS board; the BMS board is connected with the cell module monitoring unit of the second box body through the signal output terminal.
As a preferred embodiment, a first battery cell module is arranged in the first box body, and a second battery cell module is arranged in the second box body; the first cell module is connected with the second cell module through the connecting copper bar; the first battery cell module is respectively connected with the power output terminal and the signal output terminal.
As a preferred embodiment, the connection copper bars at least comprise a first connection copper bar and a second connection copper bar which are symmetrically arranged; BMS board is connected with external equipment communication, be provided with step-up and step-down control module on the BMS board. Thus, the remote control function of the battery box can be realized, so that the commands of charging, discharging and the like are received, and a stable discharging voltage value can be set remotely. The voltage boosting and reducing control module can control the battery pack to output a stable voltage value.
As a preferred embodiment, the BMS board is further provided with a monitoring module (monitoring voltage, current, temperature and SOC information) for monitoring the first cell module and the second cell module, and the monitoring module is connected to the first cell module and the second cell module respectively. Through the monitoring module, parameters such as temperature, voltage, current of the first electric core module/the second electric core module can be measured, the state of the battery pack can be monitored in real time, and the battery pack has the alarming and protecting functions such as over-temperature, under-voltage, over-current, short circuit, reverse connection and the like, and ensures the use safety of the energy storage device.
As a preferred embodiment, the bottom plate is provided with at least one clamping rail group; the clamping rail group comprises a plurality of clamping rails used for fixing the first battery cell module, and the clamping rails are arranged on the bottom plate in parallel.
As a preferable implementation mode, when a plurality of clamping rail groups are arranged on the bottom plate, two adjacent clamping rail groups are arranged in parallel.
As a preferred embodiment, the side surface of the first panel, which is far away from the first cell module, is provided with a fishbone heat dissipation structure. Through setting up fishbone heat radiation structure, promoted energy memory's radiating efficiency for first panel possesses good heat conductivility, does not need to increase radiator fan, can satisfy normal charge/discharge heat dissipation demand, can guarantee outward appearance coordination and outward appearance novel again.
As a preferred embodiment, the fishbone heat dissipating structure comprises a plurality of parallel fishbones and a plurality of oblique fishbones; a first concave is arranged between the adjacent parallel fishbones, and a second concave is arranged between the adjacent oblique fishbones. Through setting up first sunken and second sunken, can effectively increase the surface area of first panel to can play better heat conductivility.
In a preferred embodiment, the angle formed by the parallel fishbone and the oblique fishbone is an acute angle.
As a preferred embodiment, a buzzer and a power switch are further disposed on the first panel. The buzzer sounds when the battery is powered on or powered off and in an alarm state to remind the state of the battery module. The power switch control module is started and shut down and is restored to be initialized.
As a preferred embodiment, the end of the first side plate near the first panel and the end of the second side plate near the first panel are both provided with handles.
As a preferred embodiment, the second box body includes a second box body and a second cover plate disposed at the top end of the second box body; the second box body is connected with the second cover plate in a sealing way;
the second box body and the first box body have the same structure, and the outer side surface of the first panel of the second box body is of a plane structure. That is, the first panel of the second box body is not provided with a fishbone heat dissipation structure, and heat dissipation can be realized through the fishbone heat dissipation structure of the first panel of the first box body.
As a preferred embodiment, the second panel of the first box body and the second panel of the second box body are respectively provided with a wiring terminal for connecting the connection copper bars.
The split type high-capacity battery pack can be applied to a communication base station, a core machine room or a data machine room and the like.
When the battery pack is used, the battery pack is installed on the rack, and the control module communicates through an RS485 protocol. The battery pack not only can be used for energy storage scenes and save electricity cost for users, but also can be automatically switched to a standby power supply mode in a seamless manner when power is cut off, the system is high in intelligence, operation data can be acquired in real time, the operation mode can be adaptively adjusted according to the operation state, manual intervention is not needed, and the operation and maintenance cost is reduced; the system has high integration level, adopts integrated design, reduces the energy consumption cost of the product, and has obvious economic benefit; the system has high safety, each electrical equipment and system has multiple protections, operation data can be processed and analyzed in real time through the big data cloud platform by information technology and network technology, safe, clean, reliable and cheap electric energy is provided for stable operation of the system, value is provided for customers, and the implementation feasibility and convenience of projects are effectively improved.
The technical scheme provided by the invention has the following beneficial effects:
this application is through setting up first box and second box, first box and second box can be connected through connecting the copper bar for first box and second box can be separately packing transport and transportation, connect first box and second box through connecting the copper bar again and constitute the group battery at the use scene, can effectively alleviate the degree of difficulty of battery installation and transportation transport, and first box and the equal accessible personal realization transport of second box are installed, have effectively reduced the construction degree of difficulty, and possess the ability of on-the-spot equipment. The second box does not need to set up the BMS board, through being connected the battery cell module monitoring unit in the second box with the BMS board of first box, can realize wholly monitoring the group battery, can monitor information such as voltage, electric current, the temperature of battery cell module to in time report to the police and protect.
In addition, this application structure is provided with fish bone heat radiation structure, has promoted energy memory's radiating efficiency, need not increase radiator fan, can satisfy normal charge/discharge heat dissipation demand, can guarantee outward appearance coordination and outward appearance novel again. The invention has the advantages of simple structure, convenient installation, better stability, economy and practicability.
Drawings
Fig. 1 is a schematic structural view of a split type high-capacity battery pack according to an embodiment of the present invention;
FIG. 2 is a schematic view illustrating another angle of the split type high-capacity battery pack of FIG. 1;
fig. 3 is a schematic structural view of a first case of the split type high-capacity battery pack of fig. 1;
FIG. 4 is a schematic view illustrating an internal structure of the first case of FIG. 3;
FIG. 5 is a schematic view of a portion of the first housing of FIG. 3;
fig. 6 is a schematic view of a part of an exploded structure of the second casing of fig. 1.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, if directional indications (such as up, down, left, right, front, back, top, bottom … …) are included in the embodiments of the present invention, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.
It will be understood that when an element is referred to as being "fixed" or "disposed" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
As shown in fig. 1 to 5, an embodiment of the present invention provides a split type high-capacity battery pack, which includes a first case 10, a second case 20, and a connection copper bar 30, wherein the first case 10 is connected with the second case 20 through the connection copper bar 30;
the first box 10 includes a first box body 11 and a first cover plate 12 disposed at the top end of the first box body 11; the first box body 11 is in sealing connection with the first cover plate 12;
the first case body 11 includes a bottom plate 111, a first panel 112, a second panel 113, a first side plate 114, and a second side plate 115; the first panel 112 and the second panel 113 are respectively disposed at two ends of the bottom plate 111; the first side plate 114 and the second side plate 115 are respectively disposed at both sides of the bottom plate 111; the bottom plate 111 is disposed opposite to the first cover plate 12, and the first cover plate 12 is connected to the first panel 112, the second panel 113, the first side plate 114, and the second side plate 115, respectively;
the first panel 112 is provided with a power output terminal 40, a signal output terminal 1121, and a BMS board 50; the BMS board 50 is connected to a cell module monitoring unit (not shown) of the second housing 20 through the signal output terminal 1121.
In this embodiment, the bottom plate 111 and the second panel 113 are integrally formed. Therefore, the tightness of the box body can be better ensured, and the box body is convenient to install and detach.
As a preferred embodiment, as shown in fig. 4 and 6, the first battery module 13 is disposed in the first case 10, and the second battery module 21 is disposed in the second case 20; the first cell module 13 is connected with the second cell module 21 through the connecting copper bar 30; the first cell module 13 is connected to the power output terminal 40 and the signal output terminal 1121, respectively.
In this embodiment, the first cell module 13 and the second cell module 21 each include a plurality of cell units, and the number and connection manner of the cell units can be set according to actual needs.
As a preferred embodiment, the connection copper bars 30 include at least a first connection copper bar 31 and a second connection copper bar 32 which are symmetrically arranged; the BMS board 50 is connected to an external device (not shown), and a step-up and step-down control module (not shown) is provided on the BMS board 50. Thus, the remote control function of the battery box can be realized, so that the commands of charging, discharging and the like are received, and a stable discharging voltage value can be set remotely. The voltage boosting and reducing control module can control the battery pack to output a stable voltage value.
As a preferred embodiment, the BMS board 50 is further provided with a monitoring module (not shown in the figure, mainly used for monitoring voltage, current, temperature and SOC information) for monitoring the first cell module 13 and the second cell module 21, and the monitoring module is connected to the first cell module 13 and the second cell module 21, respectively. Through the monitoring module, parameters such as temperature, voltage, current of the first electric core module/the second electric core module can be measured, the state of the battery pack can be monitored in real time, and the battery pack has the alarming and protecting functions such as over-temperature, under-voltage, over-current, short circuit, reverse connection and the like, and ensures the use safety of the energy storage device.
As a preferred embodiment, at least one clip rail set 60 is disposed on the bottom plate 111; the clamping rail set 60 includes a plurality of clamping rails 61 for fixing the first battery module, and the plurality of clamping rails 61 are disposed on the bottom plate 111 in parallel.
As a preferred embodiment, when a plurality of clip rail sets 60 are provided on the base plate 111, two adjacent clip rail sets 60 are provided in parallel.
As a preferred embodiment, the side of the first panel 112 remote from the first cell module 13 is provided with a fishbone heat dissipating structure 14. Through setting up fishbone heat radiation structure 14, promoted energy memory's radiating efficiency for first panel 112 possesses good heat conductivility, does not need to increase radiator fan, can satisfy normal charge/discharge heat dissipation demand, can guarantee again that the outward appearance is harmonious and the outward appearance is novel.
As a preferred embodiment, the fishbone heat dissipating structure 14 includes a plurality of parallel fishbones 141 and a plurality of diagonal fishbones 142; a first recess 1411 is provided between the adjacent parallel fishbones 141, and a second recess 1421 is provided between the adjacent diagonal fishbones 142. By providing the first recess 1411 and the second recess 1421, the surface area of the first panel 121 can be effectively increased, thereby enabling better heat conduction performance.
As a preferred embodiment, the angle formed by the parallel fishbone 141 and the oblique fishbone 142 is an acute angle.
As a preferred embodiment, the first panel 112 is further provided with a buzzer 70 and a power switch 80. The buzzer 70 sounds to remind the battery module of the state when the power is turned on or off and the state is alarmed. The power switch 80 controls the module to switch on and off and resume initialization.
As a preferred embodiment, the handle 90 is disposed at an end of the first side plate 114 adjacent to the first panel 112 and an end of the second side plate 115 adjacent to the first panel 112.
As a preferred embodiment, the first panel 112 is provided with a status indicator lamp a for displaying the electric quantity and the charge-discharge status of the first cell module 13; and the status indicator lamp A is connected with the monitoring module. The status indicator lamp may represent the battery module SOC, the charge and discharge status, and the alarm status. When the battery system has abnormal conditions of voltage, current, temperature and other analog quantities exceeding the safety protection limit, the battery system cuts off output, and meanwhile the monitoring module reports the abnormal conditions and displays a red light warning on the status indicator lamp.
As a preferred embodiment, as shown in fig. 6, the second casing 20 includes a second casing body 22 and a second cover plate 23 disposed at a top end of the second casing body 22; the second box body 22 is in sealing connection with the second cover plate 23;
the second box body 22 has the same structure as the first box body 11, and the outer side surface of the first panel of the second box body 22 has a planar structure. That is, the first panel of the second case body 22 is not provided with a fishbone heat dissipating structure, and heat dissipation can be achieved through the fishbone heat dissipating structure of the first panel of the first case body.
As a preferred embodiment, the second panel of the first box body 11 and the second panel of the second box body 22 are both provided with a connection terminal (not labeled in the figure) for connecting the connection copper bars.
Except for special descriptions, the fixing or connecting of each component in the application is generally realized through screws, so that the production and the assembly are convenient, and the disassembly and the repair are convenient when the battery is in a problem.
In the embodiment of the application, the BMS board is connected with the power output port and the battery cell module, so that the DC-DC voltage intelligent conversion can be performed, the charging and discharging of the battery cell module can be controlled, and the PACK state information and the receiving instruction are output through the communication port.
The split type high-capacity battery pack can be applied to a communication base station, a core machine room or a data machine room and the like.
When the battery pack is used, the battery pack is installed on the rack, and the control module communicates through an RS485 protocol. The battery pack not only can be used for energy storage scenes and save electricity cost for users, but also can be automatically switched to a standby power supply mode in a seamless manner when power is cut off, the system is high in intelligence, operation data can be acquired in real time, the operation mode can be adaptively adjusted according to the operation state, manual intervention is not needed, and the operation and maintenance cost is reduced; the system has high integration level, adopts integrated design, reduces the energy consumption cost of the product, and has obvious economic benefit; the system has high safety, each electrical equipment and system has multiple protections, operation data can be processed and analyzed in real time through the big data cloud platform by information technology and network technology, safe, clean, reliable and cheap electric energy is provided for stable operation of the system, value is provided for customers, and the implementation feasibility and convenience of projects are effectively improved.
This application is through setting up first box and second box, first box and second box can be connected through connecting the copper bar for first box and second box can be separately packing transport and transportation, connect first box and second box through connecting the copper bar again and constitute the group battery at the use scene, can effectively alleviate the degree of difficulty of battery installation and transportation transport, and first box and the equal accessible personal realization transport of second box are installed, have effectively reduced the construction degree of difficulty, and possess the ability of on-the-spot equipment. The second box does not need to set up the BMS board, through being connected the battery cell module monitoring unit in the second box with the BMS board of first box, can realize wholly monitoring the group battery, can monitor information such as voltage, electric current, the temperature of battery cell module to in time report to the police and protect. In addition, this application structure is provided with fish bone heat radiation structure, has promoted energy memory's radiating efficiency, need not increase radiator fan, can satisfy normal charge/discharge heat dissipation demand, can guarantee outward appearance coordination and outward appearance novel again. The invention has the advantages of simple structure, convenient installation, better stability, economy and practicability.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the description of the present invention and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the invention.
Claims (10)
1. The split type high-capacity battery pack is characterized by comprising a first box body, a second box body and a connecting copper bar, wherein the first box body is connected with the second box body through the connecting copper bar;
the first box body comprises a first box body and a first cover plate arranged at the top end of the first box body; the first box body is connected with the first cover plate in a sealing way;
the first box body comprises a bottom plate, a first panel, a second panel, a first side plate and a second side plate; the first panel and the second panel are respectively arranged at two ends of the bottom plate; the first side plate and the second side plate are respectively arranged at two sides of the bottom plate; the bottom plate is arranged opposite to the first cover plate, and the first cover plate is respectively connected with the first panel, the second panel, the first side plate and the second side plate;
the first panel is provided with a power output terminal, a signal output terminal and a BMS board; the BMS board is connected with the cell module monitoring unit of the second box body through the signal output terminal.
2. The split high-capacity battery pack according to claim 1, wherein a first cell module is arranged in the first case, and a second cell module is arranged in the second case; the first cell module is connected with the second cell module through the connecting copper bar; the first battery cell module is respectively connected with the power output terminal and the signal output terminal.
3. The split high-capacity battery pack according to claim 1, wherein the connection copper bars comprise at least a first connection copper bar and a second connection copper bar which are symmetrically arranged; BMS board is connected with external equipment communication, be provided with step-up and step-down control module on the BMS board.
4. The split high-capacity battery pack according to claim 2, wherein the BMS board is further provided with a monitoring module for monitoring the first cell module and the second cell module, and the monitoring module is connected with the first cell module and the second cell module respectively.
5. The split high-capacity battery pack according to claim 1, wherein at least one clamping rail group is arranged on the bottom plate; the clamping rail group comprises a plurality of clamping rails used for fixing the first battery cell module, and the clamping rails are arranged on the bottom plate in parallel.
6. The split high-capacity battery pack according to claim 2, wherein a fishbone heat dissipating structure is provided on a side of the first panel remote from the first cell module.
7. The split high-capacity battery pack according to claim 6, wherein the fishbone heat dissipating structure comprises a plurality of parallel fishbones and a plurality of diagonal fishbones; a first concave is arranged between the adjacent parallel fishbones, and a second concave is arranged between the adjacent oblique fishbones.
8. The split high-capacity battery pack according to claim 7, wherein the parallel fishbone forms an acute angle with the oblique fishbone.
9. The split high-capacity battery pack according to claim 1, wherein the second case comprises a second case body and a second cover plate provided at a top end of the second case body; the second box body is connected with the second cover plate in a sealing way;
the second box body and the first box body have the same structure, and the outer side surface of the first panel of the second box body is of a plane structure.
10. The split high-capacity battery pack according to claim 9, wherein the second panel of the first case body and the second panel of the second case body are each provided with a connection terminal for connecting the connection copper bars.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311260930.6A CN117254191A (en) | 2023-09-27 | 2023-09-27 | Split type high-capacity battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311260930.6A CN117254191A (en) | 2023-09-27 | 2023-09-27 | Split type high-capacity battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117254191A true CN117254191A (en) | 2023-12-19 |
Family
ID=89132726
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311260930.6A Pending CN117254191A (en) | 2023-09-27 | 2023-09-27 | Split type high-capacity battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117254191A (en) |
-
2023
- 2023-09-27 CN CN202311260930.6A patent/CN117254191A/en active Pending
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