CN210837837U - Low-voltage battery box and energy storage system - Google Patents
Low-voltage battery box and energy storage system Download PDFInfo
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- CN210837837U CN210837837U CN201921595215.7U CN201921595215U CN210837837U CN 210837837 U CN210837837 U CN 210837837U CN 201921595215 U CN201921595215 U CN 201921595215U CN 210837837 U CN210837837 U CN 210837837U
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- 238000004146 energy storage Methods 0.000 title claims abstract description 26
- 238000009423 ventilation Methods 0.000 claims description 16
- 238000004891 communication Methods 0.000 claims description 14
- 238000001914 filtration Methods 0.000 claims description 7
- 238000000034 method Methods 0.000 abstract description 6
- 238000012423 maintenance Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012983 electrochemical energy storage Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000010792 warming 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 application provides a low-voltage battery box and an energy storage system. The method comprises the following steps: the power supply device comprises a box body, a first battery module, a second battery module, a power relay, a battery management system, a circuit breaker and a main output quick-plugging interface. The box includes bottom plate and first curb plate. The first battery module, the second battery module, the power relay and the battery management system are all arranged in the box body and are fixedly connected with the bottom plate. The circuit breaker and the main output quick socket are both arranged in the box body and fixedly connected with the first side plate, and the circuit breaker and the main output quick socket penetrate through the first side plate and extend out of the box body. The first battery module is electrically connected with the second battery module, the circuit breaker and the power relay in sequence to form a closed loop. The circuit breaker is electrically connected with the main output quick-plugging interface. The first battery module and the second battery module are electrically connected with the battery management system, and the battery management system is adjacent to the first battery module and/or the second battery module. The battery management system is used for controlling the on/off of the power relay.
Description
Technical Field
The application relates to the technical field of electrochemical energy storage, in particular to a low-voltage battery box and an energy storage system.
Background
In recent years, as people pay more and more attention to environmental problems such as environmental pollution and global warming, the distributed new energy power generation technology is vigorously developed. A large number of distributed new energy power generation systems are connected into a power distribution network, so that the stability and power dispatching of the power grid are greatly tested. The electrochemical energy storage technology is rapidly developed in various fields of power grids due to the rapid and accurate output characteristics of the electrochemical energy storage technology.
The currently applied energy storage system generally adopts a topology that a large number of battery modules are connected in series and in parallel to form a group and power conversion is carried out through a centralized energy storage converter, and the system architecture has very high requirements on the stable operation of the battery system. The consistency of the battery modules of the system architecture is greatly reduced after long-time operation, which causes the wooden barrel effect of the system, that is, the characteristics of the system are determined by the worst battery module. If the battery module is replaced or maintained, the battery system needs to be disassembled.
And the battery module among the current energy storage system adopts the battery frame direct mount to fix more, and the cable passes through bolted connection between the battery module to be fixed, and battery management system is fixed with the installation of battery module components of a whole that can function independently simultaneously, and it is more to gather the pencil to be not convenient for dismantle the maintenance.
SUMMERY OF THE UTILITY MODEL
Based on this, it is necessary to be directed against the battery module series-parallel connection back in groups among the current energy storage system, and the cable passes through bolted connection fixed to and battery management system and battery module components of a whole that can function independently installation, it is more to gather the pencil, leads to the problem of not being convenient for dismantle the maintenance, provides a low pressure battery box and energy storage system.
A low-voltage battery box is applied to an energy storage system and comprises: the power supply comprises a box body, a first battery module, a second battery module, a power relay, a battery management system, a circuit breaker and a main output quick-plugging interface;
the box body comprises a bottom plate and a first side plate fixedly connected with the bottom plate, the first battery module, the second battery module, the power relay and the battery management system are all arranged in the box body and are fixedly connected with the bottom plate, the circuit breaker and the main output quick plug-in port are all arranged in the box body and are fixedly connected with the first side plate, and the circuit breaker and the main output quick plug-in port penetrate through the first side plate and extend out of the box body;
the first battery module is electrically connected with the second battery module, the circuit breaker and the power relay in sequence to form a closed loop, the circuit breaker is electrically connected with the main output quick socket, the first battery module and the second battery module are both electrically connected with the battery management system, and the battery management system is arranged adjacent to the first battery module and/or the second battery module;
the battery management system is electrically connected with the power relay and is used for controlling the on/off of the power relay.
In one embodiment, the low-voltage battery box further includes:
and the fuse is arranged in the box body and is connected in series and fixed between the first battery module and the second battery module.
In one embodiment, the low-voltage battery box further includes:
and the Hall current sensor is arranged in the box body and fixedly connected with the bottom plate, and a cable for connecting the second battery module with the power relay penetrates through the Hall current sensor wire passing hole and is electrically connected with the battery management system.
In one embodiment, the low-voltage battery box further includes:
and the first ventilation filtering window is arranged on the first side plate.
In one embodiment, the low-voltage battery box further includes: a second ventilation filter window;
the box still includes: the second side plate is opposite to the first side plate and fixedly connected with the bottom plate, and the second ventilation filter window is arranged on the second side plate.
In one embodiment, the low-voltage battery box further includes:
and the communication quick-plugging interface is arranged on the second side plate and is electrically connected with the communication interface of the battery management system.
In one embodiment, the low-voltage battery box further includes:
and the auxiliary power supply quick-plugging interface is arranged on the second side plate and is electrically connected with the auxiliary power supply interface of the battery management system.
In one embodiment, the first side plate is provided with a first through hole and a second through hole, the main output quick-plugging port extends out of the box body along the first through hole, and the circuit breaker extends out of the box body along the second through hole.
In one embodiment, the top of the box body is provided with an insulating cover plate.
An energy storage system comprises the low-voltage battery box in any embodiment.
In one embodiment, the energy storage system further comprises:
and the control device is in communication connection with the battery management system in the low-voltage battery box.
Compared with the prior art, above-mentioned low pressure battery box and energy storage system, through with battery management system first battery module with the second battery module sets up independently in the box, just battery management system with first battery module and/or the adjacent setting of second battery module not only can shorten and gather pencil length, can also practice thrift the cost, reduces the potential safety hazard, and convenient whole dismantlement is changed. Simultaneously through main output quick connector with the circuit breaker cooperation can make not only convenient and fast when dismantling the change of box can also improve the security. This application passes through battery management system with power relay cooperation touches when charge-discharge cutoff voltage or system trouble in energy storage system operation process, can in time cut off circuit output, improves battery module life.
Drawings
Fig. 1 is a schematic structural diagram of a low-voltage battery box according to an embodiment of the present disclosure;
fig. 2 is a front view of a low-voltage battery box according to an embodiment of the present application;
fig. 3 is a schematic circuit diagram illustrating various components in a low-voltage battery box according to an embodiment of the present disclosure;
fig. 4 is a rear view of a low-voltage battery box according to an embodiment of the present application;
fig. 5 is a schematic circuit diagram of a portion of an energy storage system according to an embodiment of the present disclosure;
10 low-voltage battery box
100 case
101 first ventilating and filtering window
102 second ventilating filter window
110 bottom plate
120 first side plate
121 first through hole
122 second through hole
130 second side plate
131 communication quick-plugging interface
132 auxiliary power supply quick connector
140 insulating cover plate
20 energy storage system
21 control device
200 first battery module
300 second battery module
400 power relay
500 battery management system
600 breaker
700 main output quick socket
800 fuse
900 Hall current sensor
Detailed Description
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, embodiments accompanying the present application are described in detail below with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application. This application is capable of embodiments in many different forms than those described herein and those skilled in the art will be able to make similar modifications without departing from the spirit of the application and it is therefore not intended to be limited to the embodiments disclosed below.
It will be understood that when an element is referred to as being "secured to" 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.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 3, an embodiment of the present application provides a low voltage battery box 10 applied to an energy storage system 20. The low-voltage battery case 10 includes: the battery pack includes a case 100, a first battery module 200, a second battery module 300, a power relay 400, a battery management system 500, a circuit breaker 600, and a main output quick connector 700. The box 100 includes a bottom plate 110 and a first side plate 120 fixedly connected to the bottom plate 110. The first battery module 200, the second battery module 300, the power relay 400 and the battery management system 500 are all disposed in the box 100 and are fixedly connected to the base plate 110. The circuit breaker 600 and the main output quick connector 700 are both arranged in the box body 100 and fixedly connected with the first side plate 120, and the circuit breaker 600 and the main output quick connector 700 penetrate through the first side plate 120 and extend out of the box body 100.
The first battery module 200 is electrically connected to the second battery module 300, the circuit breaker 600, and the power relay 400 in sequence. The circuit breaker 600 is electrically connected to the main output quick connector 700. The first battery module 200 and the second battery module 300 are electrically connected to the battery management system 500, and the battery management system 500 is disposed adjacent to the first battery module 200 and/or the second battery module 300. The battery management system 500 is electrically connected to the power relay 400 and is used to control on/off of the power relay 400.
It is understood that the specific material of the box 100 is not limited as long as it has the function of supporting strength. The specific material of the box 100 can be selected according to actual requirements. In one embodiment, the material of the case 100 may be stainless steel. In one embodiment, the material of the box 100 may also be aluminum alloy. In one embodiment, the shape of the box 100 can be selected according to actual requirements, such as a rectangular parallelepiped, a cylinder, and the like.
In one embodiment, the fixing manner between the bottom plate 110 and the first side plate 120 is not limited, as long as the fixing between the bottom plate 110 and the first side plate 120 is ensured. In one embodiment, the bottom plate 110 and the first side plate 120 may be fixed by a snap. In one embodiment, the bottom plate 110 and the first side plate 120 may be fixed by bolts.
It can be understood that the fixed connection manner between the first battery module 200, the second battery module 300, the power relay 400, and the battery management system 500 and the bottom plate 110 is not limited as long as the first battery module 200, the second battery module 300, the power relay 400, and the battery management system 500 are all fixed to the bottom plate 110. In one embodiment, the first battery module 200, the second battery module 300, the power relay 400, and the battery management system 500 may be fixed to the base plate 110 by bolts. In one embodiment, the first battery module 200, the second battery module 300, the power relay 400, and the battery management system 500 may be fixed to the base plate 110 by means of a snap.
In one embodiment, the first battery module 200, the second battery module 300, the power relay 400, and the battery management system 500 are arranged on the base plate 110 to be compact, so that the length of a connection harness can be shortened, thereby saving costs.
It can be understood that the manner of fixedly connecting the circuit breaker 600 and the main output quick connector 700 with the first side plate 120 is not limited, as long as the circuit breaker 600 and the main output quick connector 700 are fixed with the first side plate 120. In one embodiment, the circuit breaker 600 and the main output quick connector 700 can be both fixed to the first side plate 120 by bolts. In one embodiment, the circuit breaker 600 and the main output quick connector 700 may also be fixed to the first side plate 120 by riveting.
In one embodiment, when the circuit breaker 600 and the main output quick connector 700 are fixed to the first side plate 120, a part of the main body of the circuit breaker 600 and the main output quick connector 700 is exposed outside the box 100, and a part of the main body is disposed inside the box 100. The circuit breaker 600 and the main output quick connector 700 are required to be mounted on the first side plate 120. Through the quick plug-in main output quick connector 700, the box body 100 can be quickly disassembled, and the replacement and operation maintenance work of the low-voltage battery box 10 are greatly facilitated.
In one embodiment, the number of the main output fast socket 700 is two, wherein any one of the main output fast socket 700 is electrically connected to the positive output terminal of the circuit breaker 600, and the other one is electrically connected to the negative output terminal of the circuit breaker 600. Meanwhile, the positive input end of the circuit breaker 600 is electrically connected to the positive electrode of the first battery module 200, and the negative input end of the circuit breaker 600 is electrically connected to the negative electrode of the second battery module 300. Through setting up circuit breaker 600 can make low voltage battery case 10 appear overflowing, when the short circuit phenomenon, low voltage battery case 10 can auto-power-off to provide overcurrent protection and short circuit protection function. Meanwhile, a stable circuit breakpoint can be provided when the low-voltage battery box 10 is maintained, so that the safety is improved, and the safety of operation and maintenance personnel is protected.
In one embodiment, the disposing the battery management system 500 adjacent to the first battery module 200 and/or the second battery module 300 means: the battery management system 500 may be disposed adjacent to the first battery module 200, the battery management system 500 may be disposed adjacent to the second battery module 300, and the battery management system 500 may be disposed adjacent to the first battery module 200 and the second battery module 300, respectively. Will battery management system 500 sets up in the box 100 to with first battery module 200 and/or second battery module 300 adjacent the setting, not only can shorten battery management system 500's collection pencil length practices thrift the cost, can also reduce the potential safety hazard, improves the security.
In one embodiment, the battery management system 500 is matched with the power relay 400 and controls the on/off of the power relay 400, so that when the charging and discharging cut-off voltage is reached or the system fails in the operation process of the energy storage system, the output of the circuit can be cut off in time, the service life of the battery module is prolonged, and the safety of the system is improved.
In this embodiment, through with battery management system 500 first battery module 200 with second battery module 300 sets up independently in the box 100, just battery management system 500 with first battery module 200 and/or the adjacent setting of second battery module 300 not only can shorten the collection pencil length, can also practice thrift the cost, reduces the potential safety hazard, and convenient whole dismantlement is changed. Meanwhile, through the matching of the main output quick-plugging interface 700 and the circuit breaker 600, the box body 100 can be detached and replaced conveniently and quickly, and the safety can be improved. In this embodiment, the battery management system 500 is matched with the power relay 400, so that when the energy storage system touches the charge-discharge cutoff voltage or a system fault in the operation process, the circuit output can be cut off in time, and the service life of the battery module is prolonged.
In one embodiment, the low voltage battery box 10 further includes: a fuse 800. The fuse 800 is disposed in the case 100. The fuse 800 is connected in series and fixed between the first battery module 200 and the second battery module 300.
In one embodiment, the low voltage battery box 10 further includes: a hall current sensor 900. The hall current sensor 900 is disposed in the case 100 and is fixedly connected to the base plate 110. The cable connecting the second battery module 300 and the power relay 400 passes through the hall current sensor 900 wire through hole. The hall current sensor 900 is electrically connected to the battery management system 500.
It can be understood that the fixing connection manner of the hall current sensor 900 and the bottom plate 110 is not limited, as long as the hall current sensor 900 and the bottom plate 110 are fixed. In one embodiment, the hall current sensor 900 and the base plate 110 may be fixedly connected by bolts. In one embodiment, the hall current sensor 900 and the bottom plate 110 may also be fixedly connected by a snap. The current of the closed loop is detected in real time by the hall current sensor 900, and the detection result is sent to the battery management system 500, so that the battery management system 500 can process data conveniently.
In one embodiment, the low voltage battery box 10 further includes: a first ventilation filter window 101. The first ventilation filter window 101 is disposed on the first side plate 120. In one embodiment, the first ventilation filter window 101 may be fixed to the first side plate 120 by screws. By arranging the first ventilation filter window 101 on the side wall of the box 100 (i.e., the first side plate 120), ventilation in the box 100 can be increased, and dust and particles can be prevented from entering the box 100, thereby improving safety. In one embodiment, the main output quick connector 700 may be disposed above the first ventilation filter window 101, that is, the main output quick connector 700 is above the first ventilation filter window 101 in the installation position of the first side plate 120.
Referring to fig. 4, in one embodiment, the low voltage battery box 10 further includes: a second ventilation filter window 102. The case 100 further includes: a second side plate 130. The second side plate 130 is disposed opposite to the first side plate 120, and is fixedly connected to the bottom plate 110. The second ventilating filter window 102 is disposed on the second side plate 130.
In one embodiment, the second side plate 130 may be fixedly connected to the bottom plate 110 by a snap-fit manner. In one embodiment, the second side plate 130 may also be fixedly connected to the bottom plate 110 by means of bolts. In one embodiment, the second louver 102 may be secured to the second side plate 130 by screws. By respectively arranging the first ventilating and filtering window 101 and the second ventilating and filtering window 102 on the side wall (namely, the first side plate 120 and the second side plate 130) of the box body 100 (the first ventilating and filtering window 101 and the second ventilating and filtering window 102 are oppositely arranged, convection can be formed during ventilation), ventilation in the box body 100 can be increased, dust and particles can be prevented from entering the box body 100, and safety is improved.
In one embodiment, the low voltage battery box 10 further includes: a communication quick-connect interface 131. The communication quick connector 131 is disposed on the second side plate 130. The communication quick-connect interface 131 is electrically connected with the communication interface of the battery management system 500. By adopting the quick plug-in communication quick-plug interface 131, the box body 100 can be conveniently and quickly detached, and the replacement and operation maintenance work of the low-voltage battery box 10 is greatly facilitated. In one embodiment, the communication quick-connect interface 131 may be disposed above the second ventilation filter window 102. The battery management system 500 can communicate with the outside through the communication quick connector 131.
In one embodiment, the low voltage battery box 10 further includes: a secondary power quick-connect interface 132. The auxiliary power supply quick connector 132 is disposed on the second side plate 130. The auxiliary power supply fast socket 132 is electrically connected with the auxiliary power supply interface of the battery management system 500. By adopting the quick plug-in auxiliary power supply quick plug-in interface 132, the box body 100 can be conveniently and quickly disassembled, and the replacement and operation maintenance work of the low-voltage battery box 10 are greatly facilitated. In one embodiment, the auxiliary power quick-connect port 132 may be disposed above the second ventilating filter window 102. The battery management system 500 can be electrically connected to an external power supply through the auxiliary power quick connector 132.
In one embodiment, the first side plate 120 is provided with a first through hole 121 and a second through hole 122. The main output quick connector 700 extends out of the box 100 along the first through hole 121. The circuit breaker 600 protrudes out of the case 100 along the second through hole 122. In one embodiment, the shape of the first through hole 121 and/or the second through hole 122 may be circular, square, diamond, etc. In one embodiment, the main output quick-connect interface 700 can extend a part of its body out of the box 100 through the first through hole 121, thereby facilitating the output to the outside. In one embodiment, the circuit breaker 600 may extend a portion of its body out of the box 100 through the second through hole 122, so as to facilitate manual power-off by a maintenance person.
In one embodiment, the top of the case 100 is provided with an insulating cover plate 140. In one embodiment, the bottom of the case 100 may also be provided with the insulating cover 140. By arranging the insulating cover plate 140 at the top and the bottom of the case 100, a short circuit of the battery module can be prevented, and meanwhile, the maintenance work can be performed safely.
Referring to fig. 5, an embodiment of the present application provides an energy storage system 20 including the low-voltage battery box 10 according to any one of the embodiments. In one embodiment, the energy storage system 20 may include at least one low voltage battery box 10. In one embodiment, the energy storage system 20 further comprises: and a control device 21. The control device 21 is connected to the battery management system 500 in the low-voltage battery box 10 in a communication manner. The control device 21 can control the output or disconnection of each low-voltage battery box 10.
To sum up, this application through inciting somebody to action battery management system 500 first battery module 200 with second battery module 300 sets up independently in the box 100, just battery management system 500 with first battery module 200 and/or the adjacent setting of second battery module 300 not only can shorten gathers pencil length, can also practice thrift the cost, reduces the potential safety hazard, and convenient whole dismantlement is changed. Meanwhile, through the matching of the main output quick-plugging interface 700 and the circuit breaker 600, the box body 100 can be detached and replaced conveniently and quickly, and the safety can be improved. This application passes through battery management system 500 with power relay 400 cooperation touches when charging and discharging cut-off voltage or system fault in the energy storage system operation process, can in time cut off circuit output, improves battery module life.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present application, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (11)
1. The utility model provides a low-voltage battery case, is applied to energy storage system, its characterized in that includes: the battery management system comprises a box body (100), a first battery module (200), a second battery module (300), a power relay (400), a battery management system (500), a circuit breaker (600) and a main output quick-plugging interface (700);
the box body (100) comprises a bottom plate (110) and a first side plate (120) fixedly connected with the bottom plate (110), the first battery module (200), the second battery module (300), the power relay (400) and the battery management system (500) are all arranged in the box body (100) and fixedly connected with the bottom plate (110), the circuit breaker (600) and the main output quick plug interface (700) are all arranged in the box body (100) and fixedly connected with the first side plate (120), and the circuit breaker (600) and the main output quick plug interface (700) penetrate through the first side plate (120) and extend out of the box body (100);
the first battery module (200) is electrically connected with the second battery module (300), the circuit breaker (600) and the power relay (400) in sequence to form a closed loop, the circuit breaker (600) is electrically connected with the main output quick socket (700), the first battery module (200) and the second battery module (300) are both electrically connected with the battery management system (500), and the battery management system (500) is arranged adjacent to the first battery module (200) and/or the second battery module (300);
the battery management system (500) is electrically connected with the power relay (400) and is used for controlling the on/off of the power relay (400).
2. The low voltage battery box according to claim 1, further comprising:
and a fuse (800) disposed in the case (100), connected in series, and fixed between the first battery module (200) and the second battery module (300).
3. The low voltage battery box according to claim 1, further comprising:
and the Hall current sensor (900) is arranged in the box body (100) and fixedly connected with the bottom plate (110), and a cable for connecting the second battery module (300) and the power relay (400) penetrates through the Hall current sensor (900) wire through hole and is electrically connected with the battery management system (500).
4. The low voltage battery box according to claim 1, further comprising:
the first ventilation filtering window (101) is arranged on the first side plate (120).
5. The low voltage battery box according to claim 1, further comprising: a second ventilation filter window (102);
the case (100) further includes: the second side plate (130) is opposite to the first side plate (120) and is fixedly connected with the bottom plate (110), and the second ventilating filter window (102) is arranged on the second side plate (130).
6. The low voltage battery box according to claim 5, further comprising:
and the communication quick-plugging interface (131) is arranged on the second side plate (130) and is electrically connected with the communication interface of the battery management system (500).
7. The low-voltage battery box according to claim 6, further comprising:
and the auxiliary power supply quick-plugging interface (132) is arranged on the second side plate (130) and is electrically connected with the auxiliary power supply interface of the battery management system (500).
8. The low voltage battery box according to claim 1, characterized in that the first side plate (120) is provided with a first through hole (121) and a second through hole (122), the main output quick connector (700) protrudes out of the box body (100) along the first through hole (121), and the circuit breaker (600) protrudes out of the box body (100) along the second through hole (122).
9. The low-voltage battery box according to any one of claims 1 to 8, characterized in that an insulating cover plate (140) is provided on the top of the box body (100).
10. An energy storage system, characterized in that it comprises at least one low-voltage battery box (10) according to any one of claims 1 to 8.
11. The energy storage system of claim 10, further comprising:
a control device (21) communicatively connected to the battery management system (500) within the low-voltage battery box (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921595215.7U CN210837837U (en) | 2019-09-24 | 2019-09-24 | Low-voltage battery box and energy storage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921595215.7U CN210837837U (en) | 2019-09-24 | 2019-09-24 | Low-voltage battery box and energy storage system |
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| Publication Number | Publication Date |
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| CN210837837U true CN210837837U (en) | 2020-06-23 |
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| CN201921595215.7U Active CN210837837U (en) | 2019-09-24 | 2019-09-24 | Low-voltage battery box and energy storage system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113746158A (en) * | 2021-07-20 | 2021-12-03 | 江苏豪赛科技股份有限公司 | Multifunctional intelligent electric energy manager for field |
| CN113997787A (en) * | 2021-10-27 | 2022-02-01 | 的卢技术有限公司 | Energy modularization integrated system for electric vehicle |
-
2019
- 2019-09-24 CN CN201921595215.7U patent/CN210837837U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113746158A (en) * | 2021-07-20 | 2021-12-03 | 江苏豪赛科技股份有限公司 | Multifunctional intelligent electric energy manager for field |
| CN113997787A (en) * | 2021-10-27 | 2022-02-01 | 的卢技术有限公司 | Energy modularization integrated system for electric vehicle |
| CN113997787B (en) * | 2021-10-27 | 2024-03-08 | 的卢技术有限公司 | Energy modularized integrated system for electric vehicle |
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| TR01 | Transfer of patent right |
Effective date of registration: 20201116 Address after: 518001 power dispatching communication building, No. 4020 Shennan East Road, Shenzhen, Guangdong, Luohu District Patentee after: Shenzhen Power Supply Co.,Ltd. Patentee after: Shenzhen grid Smart Energy Technology Co.,Ltd. Address before: 518001 power dispatching communication building, No. 4020 Shennan East Road, Shenzhen, Guangdong, Luohu District Patentee before: Shenzhen Power Supply Co.,Ltd. |