CN222637359U - Energy storage battery pack and energy storage battery system - Google Patents
Energy storage battery pack and energy storage battery system Download PDFInfo
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- CN222637359U CN222637359U CN202420639020.2U CN202420639020U CN222637359U CN 222637359 U CN222637359 U CN 222637359U CN 202420639020 U CN202420639020 U CN 202420639020U CN 222637359 U CN222637359 U CN 222637359U
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Abstract
The utility model belongs to the technical field of energy storage battery packs, and particularly relates to an energy storage battery pack and an energy storage battery system, wherein the energy storage battery pack comprises a controller, a battery module, a DCDC module, an isolating switch, an opening and closing driving module and a contact detection module; the utility model can realize the automatic switching-on and switching-off function of the isolating switch by arranging the switching-on and switching-off driving module, can realize the function of monitoring the state of the isolating switch by arranging the contact detection module, can reduce the working hours of installation and operation and maintenance, and realizes intelligence, safety and reliability.
Description
Technical Field
The utility model belongs to the technical field of energy storage battery packs, and particularly relates to an energy storage battery pack and an energy storage battery system.
Background
The user side energy storage scheme adopts the circuit breaking equipment to carry out electric protection, and the manual operation is needed when current circuit breaking equipment is electrified, has the operation risk.
At present, the household energy storage battery pack is electrically protected by circuit breaking equipment formed by a fuse and a circuit breaker, and the circuit breaker needs manual operation and cannot realize a remote breaking function. Meanwhile, because the household energy storage battery pack needs to meet the waterproof requirement, the circuit breaker is large in size, the waterproof cover plate needs to be installed on the circuit breaker, so that the operating handle of the circuit breaker is blocked by the waterproof cover plate, on one hand, the state of the circuit breaker cannot be distinguished in appearance, accessories are required to be additionally added to monitor the state of the circuit breaker, the cost and the size of the energy storage battery pack are increased, and on the other hand, the circuit breaker needs to be disassembled for maintenance and overhaul when the circuit breaker is in the upper and lower electric detection and fault overhaul, and the installation and maintenance cost is increased.
Therefore, there is a need to develop a new energy storage battery pack and an energy storage battery system to solve the above problems.
Disclosure of utility model
The utility model aims to provide an energy storage battery pack and an energy storage battery system.
The utility model provides an energy storage battery pack, which comprises a controller, a battery module, a DCDC module, an isolating switch, a switching-on/off driving module and a contact detection module, wherein the switching-on/off driving module and the contact detection module are electrically connected with the controller, the battery module, the DCDC module and the isolating switch are sequentially connected, the output part of the switching-on/off driving module is connected with a connecting rod of the isolating switch, the contact detection module is connected with a normally open contact and a normally closed contact of the isolating switch, the battery module is suitable for charging and discharging through the DCDC module and the isolating switch, the controller is suitable for controlling the switching-on/off driving module to drive the isolating switch to switch on/off so as to control the switching-on/off of the DCDC module, and the controller is also suitable for detecting the switching-on/off state of the isolating switch through the contact detection module.
Further, the battery module is connected with the DCDC module through the first fuse.
Further, a contactor is arranged between the battery module and the DCDC module so as to control the on-off between the battery module and the DCDC module.
The opening and closing driving module comprises an opening and closing motor electrically connected with a controller, an output shaft of the opening and closing motor is connected with a connecting rod of the isolating switch, and the controller is suitable for controlling the opening and closing motor to rotate so as to drive the connecting rod of the isolating switch to rotate and further drive the isolating switch to open or close.
The contact detection module further comprises a DI signal wire electrically connected with the controller, wherein the DI signal wire is connected with two groups of normally open contacts and normally closed contacts of the isolating switch to provide DI signals for the controller, and the controller obtains the on-off state of the isolating switch according to the DI signals.
Further, the DCDC module is connected with the isolating switch through a second fuse.
In another aspect, the utility model provides an energy storage battery system comprising an energy storage battery pack and an energy storage current transformer, wherein the energy storage battery pack is suitable for supplying power to a load through the energy storage current transformer.
The energy storage battery pack comprises a controller, a battery module, a DCDC module, an isolating switch, an opening and closing driving module and a contact detection module, wherein the opening and closing driving module and the contact detection module are electrically connected with the controller, the battery module, the DCDC module and the isolating switch are sequentially connected, the output part of the opening and closing driving module is connected with a connecting rod of the isolating switch, the contact detection module is connected with a normally open contact and a normally closed contact of the isolating switch, the battery module is suitable for charging and discharging through the DCDC module and the isolating switch, the controller is suitable for controlling the opening and closing driving module to drive the isolating switch to open or close so as to control the opening and closing of the DCDC module, and the controller is also suitable for detecting the opening and closing state of the isolating switch through the contact detection module.
Further, the battery module is connected with the DCDC module through the first fuse, a contactor is arranged between the battery module and the DCDC module to control on-off between the battery module and the DCDC module, and the DCDC module is connected with the isolating switch through the second fuse.
The switching-on/off driving module comprises a switching-on/off motor electrically connected with a controller, an output shaft of the switching-on/off motor is connected with a connecting rod of an isolating switch, the controller is suitable for controlling the switching-on/off motor to rotate so as to drive the connecting rod of the isolating switch to rotate and further drive the isolating switch to switch on/off, the contact detection module comprises a DI signal wire electrically connected with the controller, the DI signal wire is connected with two groups of normally open contacts and normally closed contacts of the isolating switch so as to provide DI signals for the controller, and the controller obtains the on/off state of the isolating switch according to the DI signals.
The utility model has the beneficial effects that the automatic opening and closing function of the isolating switch can be realized by arranging the opening and closing driving module, and meanwhile, the function of monitoring the state of the isolating switch can be realized by the contact detection module, so that the working hours of installation and operation and maintenance can be reduced, and the intelligent, safe and reliable implementation can be realized.
Additional features and advantages of the utility model will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.
In order to make the above objects, features and advantages of the present utility model more comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
Fig. 1 is a functional block diagram of an energy storage battery pack of the present utility model.
In the figure:
FU1, a first fuse, FU2, a second fuse, KM1 and a contactor.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the embodiment, as shown in fig. 1, the embodiment provides an energy storage battery pack, which comprises a controller, a battery module, a DCDC module, an isolating switch, an opening and closing driving module and a contact detection module, wherein the opening and closing driving module and the contact detection module are electrically connected with the controller, the battery module, the DCDC module and the isolating switch are sequentially connected, an output part of the opening and closing driving module is connected with a connecting rod of the isolating switch, the contact detection module is connected with a normally open contact and a normally closed contact of the isolating switch, the battery module is suitable for charging and discharging through the DCDC module and the isolating switch, the controller is suitable for controlling the opening and closing driving module to drive the isolating switch to open or close so as to control the opening and closing of the DCDC module, and the controller is also suitable for detecting the opening and closing state of the isolating switch through the contact detection module.
Specifically, in fig. 1, the solid line is a power line, and the broken line is a control line.
In this embodiment, the DCDC module performs rectification, ensures stability of input and output voltages and currents, and simultaneously gives consideration to the effect of transmitting loop information to the background.
In this embodiment, this embodiment can realize the automatic divide-shut brake function of isolator through setting up divide-shut brake drive module, can realize the function of control isolator state through contact detection module simultaneously, can reduce the man-hour of installation and fortune dimension, realize intelligence, safety and reliability.
In this embodiment, the battery module is connected to the DCDC module through the first fuse FU 1.
In the present embodiment, the first fuse FU1 plays a role of circuit protection.
In this embodiment, a contactor KM1 is disposed between the battery module and the DCDC module to control on-off between the battery module and the DCDC module.
In the present embodiment, the contactor KM1 functions to be turned on and off.
In the embodiment, the opening and closing driving module comprises an opening and closing motor electrically connected with a controller, an output shaft of the opening and closing motor is connected with a connecting rod of an isolating switch, and the controller is suitable for controlling the opening and closing motor to rotate so as to drive the connecting rod of the isolating switch to rotate and further drive the isolating switch to open or close.
In the embodiment, the contact detection module comprises a DI signal wire electrically connected with the controller, wherein the DI signal wire is connected with two groups of normally open contacts and normally closed contacts of the isolating switch to provide DI signals for the controller, and the controller obtains the on-off state of the isolating switch according to the DI signals.
In this embodiment, the isolating switch can realize the functions of manual opening and closing and automatic opening and closing, and simultaneously monitor the state of the isolating switch. The isolating switch is internally provided with an opening and closing motor, and a connecting rod of the isolating switch is driven to rotate, so that the automatic opening and closing function of the isolating switch is realized. By utilizing the automatic switching-on and switching-off function of the isolating switch, when the background sends out an alarm signal, the automatic switching-on and switching-off function can be realized, further expansion of accidents is avoided, and two groups of normally open contacts and normally closed contacts of the isolating switch can provide DI signals for monitoring the state of the isolating switch in the background. The user can also realize manual brake opening through the operating mechanism.
In this embodiment, the DCDC module is connected to the isolating switch through a second fuse FU 2.
In this embodiment, the second fuse FU2 plays a role of line protection, and uses the manual and remote breaking capacity of the isolating switch as the on and off functions of the main circuit, and the background can check the state of the isolating switch.
Embodiment 2 on the basis of embodiment 1, the embodiment provides an energy storage battery system, which comprises an energy storage battery pack and an energy storage converter, wherein the energy storage battery pack is suitable for supplying power to a load through the energy storage converter.
In this embodiment, the isolating switch provided with the opening and closing driving module is used on the output side of the energy storage battery pack, so that the problem that the existing protection device cannot remotely open and close can be solved, and the requirements of the background on-off state of the remote monitoring main loop can be met.
In the embodiment, the energy storage battery pack comprises a controller, a battery module, a DCDC module, an isolating switch, an opening and closing driving module and a contact detection module, wherein the opening and closing driving module and the contact detection module are electrically connected with the controller, the battery module, the DCDC module and the isolating switch are sequentially connected, the output part of the opening and closing driving module is connected with a connecting rod of the isolating switch, the contact detection module is connected with a normally open contact and a normally closed contact of the isolating switch, the battery module is suitable for charging and discharging through the DCDC module and the isolating switch, the controller is suitable for controlling the opening and closing driving module to drive the isolating switch to open or close so as to control the opening and closing of the DCDC module, and the controller is also suitable for detecting the opening and closing state of the isolating switch through the contact detection module.
In the embodiment, the battery module is connected with the DCDC module through the first fuse FU1, a contactor KM1 is arranged between the battery module and the DCDC module to control on-off between the battery module and the DCDC module, and the DCDC module is connected with the isolating switch through the second fuse FU 2.
In the embodiment, the opening and closing driving module comprises an opening and closing motor electrically connected with a controller, an output shaft of the opening and closing motor is connected with a connecting rod of an isolating switch, the controller is suitable for controlling the opening and closing motor to rotate so as to drive the connecting rod of the isolating switch to rotate and further drive the isolating switch to open or close, the contact detection module comprises a DI signal wire electrically connected with the controller, the DI signal wire is connected with two groups of normally open contacts and normally closed contacts of the isolating switch so as to provide DI signals for the controller, and the controller obtains the on-off state of the isolating switch according to the DI signals.
In summary, the automatic opening and closing function of the isolating switch can be realized by arranging the opening and closing driving module, and meanwhile, the function of monitoring the state of the isolating switch can be realized by the contact detection module, so that the working hours of installation and operation and maintenance can be reduced, and the intelligent, safe and reliable implementation can be realized.
The components (components not illustrating the specific structure) selected in the present application are common standard components or components known to those skilled in the art, and the structures and principles thereof are known to those skilled in the art through technical manuals or through routine experimental methods. Moreover, the software program related to the application is the prior art, and the application does not relate to any improvement on the software program.
In describing embodiments of the present utility model, unless explicitly stated or limited otherwise, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the several embodiments provided by the present application, it should be understood that the disclosed systems, devices, and methods may be implemented in other manners. The above-described apparatus embodiments are merely illustrative, for example, the division of the units is merely a logical function division, and there may be other manners of division in actual implementation, and for example, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed with each other may be through some communication interface, device or unit indirect coupling or communication connection, which may be in electrical, mechanical or other form.
The units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in the embodiments of the present utility model may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit.
With the above-described preferred embodiments according to the present utility model as an illustration, the above-described descriptions can be used by persons skilled in the relevant art to make various changes and modifications without departing from the scope of the technical idea of the present utility model. The technical scope of the present utility model is not limited to the description, but must be determined according to the scope of claims.
Claims (10)
1. An energy storage battery pack, comprising:
The device comprises a controller, a battery module, a DCDC module, an isolating switch, a switching-on/off driving module and a contact detection module, wherein the switching-on/off driving module and the contact detection module are electrically connected with the controller; wherein the method comprises the steps of
The battery module, the DCDC module and the isolating switch are sequentially connected, the output part of the opening and closing driving module is connected with a connecting rod of the isolating switch, and the contact detection module is connected with normally open contacts and normally closed contacts of the isolating switch;
The battery module is suitable for charging and discharging through the DCDC module and the isolating switch;
The controller is suitable for controlling the opening and closing driving module to drive the isolating switch to open or close so as to control the on-off of the DCDC module, and
The controller is also suitable for detecting the on-off state of the isolating switch through the contact detection module.
2. The energy storage battery pack of claim 1, wherein,
The battery module is connected with the DCDC module through the first fuse.
3. The energy storage battery pack of claim 1, wherein,
And a contactor is arranged between the battery module and the DCDC module so as to control the on-off between the battery module and the DCDC module.
4. The energy storage battery pack of claim 1, wherein,
The opening and closing driving module comprises an opening and closing motor electrically connected with the controller;
an output shaft of the opening and closing motor is connected with a connecting rod of the isolating switch;
The controller is suitable for controlling the opening and closing motor to rotate so as to drive the connecting rod of the isolating switch to rotate and further drive the isolating switch to open or close.
5. The energy storage battery pack of claim 1, wherein,
The contact detection module comprises a DI signal wire electrically connected with the controller;
The DI signal line is connected with two groups of normally open contacts and normally closed contacts of the isolating switch so as to provide DI signals for the controller;
And the controller acquires the on-off state of the isolating switch according to the DI signal.
6. The energy storage battery pack of claim 1, wherein,
And the DCDC module is connected with the isolating switch through a second fuse.
7. An energy storage battery system, comprising:
energy storage battery pack and energy storage converter, wherein
The energy storage battery pack is suitable for supplying power to a load through an energy storage converter.
8. The energy storage battery system of claim 7, wherein,
The energy storage battery pack comprises a controller, a battery module, a DCDC module, an isolating switch, a switching-on/off driving module and a contact detection module, wherein the switching-on/off driving module and the contact detection module are electrically connected with the controller, and the switching-on/off driving module is electrically connected with the controller
The battery module, the DCDC module and the isolating switch are sequentially connected, the output part of the opening and closing driving module is connected with a connecting rod of the isolating switch, and the contact detection module is connected with normally open contacts and normally closed contacts of the isolating switch;
The battery module is suitable for charging and discharging through the DCDC module and the isolating switch;
The controller is suitable for controlling the opening and closing driving module to drive the isolating switch to open or close so as to control the on-off of the DCDC module, and
The controller is also suitable for detecting the on-off state of the isolating switch through the contact detection module.
9. The energy storage battery system of claim 8, wherein,
The battery module is connected with the DCDC module through a first fuse;
a contactor is arranged between the battery module and the DCDC module to control the on-off between the battery module and the DCDC module;
and the DCDC module is connected with the isolating switch through a second fuse.
10. The energy storage battery system of claim 8, wherein,
The opening and closing driving module comprises an opening and closing motor electrically connected with the controller;
an output shaft of the opening and closing motor is connected with a connecting rod of the isolating switch;
The controller is suitable for controlling the opening and closing motor to rotate so as to drive the connecting rod of the isolating switch to rotate and further drive the isolating switch to open or close;
The contact detection module comprises a DI signal wire electrically connected with the controller;
The DI signal line is connected with two groups of normally open contacts and normally closed contacts of the isolating switch so as to provide DI signals for the controller;
And the controller acquires the on-off state of the isolating switch according to the DI signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420639020.2U CN222637359U (en) | 2024-03-29 | 2024-03-29 | Energy storage battery pack and energy storage battery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420639020.2U CN222637359U (en) | 2024-03-29 | 2024-03-29 | Energy storage battery pack and energy storage battery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222637359U true CN222637359U (en) | 2025-03-18 |
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ID=94931099
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420639020.2U Active CN222637359U (en) | 2024-03-29 | 2024-03-29 | Energy storage battery pack and energy storage battery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222637359U (en) |
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- 2024-03-29 CN CN202420639020.2U patent/CN222637359U/en active Active
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