CN219960201U - A photovoltaic power station cascade utilization battery energy storage device - Google Patents
A photovoltaic power station cascade utilization battery energy storage device Download PDFInfo
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- CN219960201U CN219960201U CN202321202808.9U CN202321202808U CN219960201U CN 219960201 U CN219960201 U CN 219960201U CN 202321202808 U CN202321202808 U CN 202321202808U CN 219960201 U CN219960201 U CN 219960201U
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- energy storage
- battery
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- photovoltaic power
- battery energy
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Abstract
The utility model provides a photovoltaic power station cascade utilization battery energy storage device, which monitors parameters such as voltage, current and temperature of a battery through a battery overload protector, when the current or the voltage of the battery exceeds a preset safety threshold, the battery overload protector can cut off a circuit in time to prevent the battery from being further damaged or dangerous, meanwhile, the battery overload protector can monitor the temperature of the battery to avoid overheat or explosion of the battery, an electric wire of the photovoltaic power station is connected with the positive electrode of a battery pack through a positive electrode connecting plate, a negative electrode connecting plate is connected with the negative electrode of the battery pack, electric quantity is stored through an energy storage battery unit, a door of the battery pack is convenient to maintain and replace the battery pack, personnel is prevented from being mistakenly shocked, the energy storage battery pack is the most important part in the energy storage device, and the battery energy storage overload protection box is used for monitoring the working state of the battery pack for a long time, and when the battery pack is overloaded, the battery overload protector can automatically trip.
Description
Technical Field
The utility model relates to the field of battery energy storage, in particular to a battery energy storage device for gradient utilization of a photovoltaic power station.
Background
Photovoltaic power generation is a technology for converting solar energy into electric energy, has the advantages of being renewable, clean, noiseless and the like, but has the defects that the generated energy is influenced by factors such as illumination intensity, weather and the like, the stable power supply requirement of a power grid is difficult to meet, and the electric energy is required to be stored in the process of converting solar energy into electric energy by the photovoltaic power generation.
However, the existing battery energy storage device still needs to be improved when in use, namely, the existing photovoltaic power station uses the battery in a gradient manner in the continuous energy storage process, the overload condition of the battery is easy to occur, when the overload condition of the battery occurs, the temperature is further increased, the battery is overheated or even exploded, and secondly, the existing photovoltaic power station uses the battery energy storage device in a gradient manner, and the protection structure is lack, so that operators are easy to get accidental electric shock. Therefore, the improvement is made by the inventor, and the battery energy storage device is utilized in a gradient manner in the photovoltaic power station.
Disclosure of Invention
The utility model aims at: aiming at the problems of the prior art. In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a photovoltaic power plant echelon utilizes battery energy storage device, includes the energy storage device chassis, battery energy storage case is installed to the top of energy storage device chassis, just battery energy storage case appearance is "T" shape, the upper cover plate has been inlayed at battery energy storage case's top, the group battery chamber door is installed to the hinge axle on the battery energy storage case front end door frame, the protection network has been inlayed on the inner panel surface of group battery chamber door, energy storage battery has been placed to the inside of battery energy storage case.
As the preferable technical scheme of the utility model, the battery energy storage overload protection box is arranged on the plane of the upper cover plate, and three battery energy storage overload protection boxes are arranged and are sequentially arranged in a linear array.
As a preferable technical scheme of the utility model, a battery overload protector is electrically arranged in each battery energy storage overload protection box.
As a preferable technical scheme of the utility model, a control panel is electrically installed on the outer panel of the battery box door, and the control panel is electrically connected with a battery energy storage display and an energy storage control button respectively.
As a preferable technical scheme of the utility model, the energy storage control button is arranged below the battery energy storage display, and a protective film is covered on the screen of the battery energy storage display.
As the preferable technical scheme of the utility model, the left and right lower corners of the top of the chassis of the energy storage device are provided with energy storage battery units and energy storage battery connecting plates of the photovoltaic power station, and the two are mutually symmetrical.
As the preferable technical scheme of the utility model, a positive electrode connecting plate is arranged above a top plate of the energy storage battery connecting plate of the photovoltaic power station, a negative electrode connecting plate is connected below the top plate, the surface of the positive electrode connecting plate is electrically connected with a positive electrode power line, and a negative electrode power line is arranged on the negative electrode connecting plate.
As the preferable technical scheme of the utility model, the side wall of the energy storage device underframe is embedded with the heat dissipation fan, the center end of the heat dissipation fan is connected with the rotating shaft, the turntable on the outer side of the bottom of the energy storage device underframe is provided with the wheel frames, eight wheel frames are arranged in a linear array, and each wheel frame is internally and rotatably connected with one movable wheel.
Compared with the prior art, the utility model has the beneficial effects that:
1. the battery overload protector monitors parameters such as voltage, current and temperature of the battery, and when the current or voltage of the battery exceeds a preset safety threshold, the battery overload protector can cut off a circuit in time to prevent the battery from being further damaged or dangerous. Meanwhile, the battery overload protector can monitor the temperature of the battery, and when the temperature is too high, the circuit can be automatically cut off, so that the battery is prevented from overheating or even exploding.
2. The electric wire of the photovoltaic power station is connected with the positive electrode of the battery pack through the positive electrode connecting plate. The negative electrode connecting plate is connected with the negative electrode of the battery pack, the electric quantity is stored through the energy storage battery unit, and the battery pack door is convenient to maintain and replace the battery pack. The protection net protects the energy storage device and prevents personnel from being subjected to electric shock by mistake. The energy storage battery pack is the most important part of the energy storage device, and stores electric energy through the battery energy storage box for being needed from time to time. The battery energy storage overload protection box is used for monitoring the working state of the battery pack, and when the battery pack is overloaded, the battery overload protector can automatically trip.
Drawings
FIG. 1 is a schematic diagram of a structure provided by the present utility model;
FIG. 2 is a schematic diagram of a front view structure according to the present utility model;
FIG. 3 is a schematic top view of the present utility model;
FIG. 4 is a schematic view of a partial structure provided by the present utility model;
fig. 5 is a schematic diagram of a left-view structure according to the present utility model.
The figures indicate:
1. an energy storage device chassis; 2. a battery energy storage box; 3. an upper cover plate; 4. a battery box door; 5. a protective net; 6. an energy storage battery pack; 7. an overload protection box for battery energy storage; 8. a battery overload protector; 9. a control panel; 10. a battery energy storage display; 11. an energy storage control button; 12. an energy storage battery unit; 13. an energy storage battery connecting plate of a photovoltaic power station; 14. a positive electrode connecting plate; 15. a negative electrode connection plate; 16. a positive electrode power line; 17. a negative electrode power line; 18. a heat dissipation fan; 19. a rotating shaft; 20. a wheel carrier; 21. and (5) moving the wheel.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings. It will be apparent that the described embodiments are some, but not all, embodiments of the utility model.
Thus, the following detailed description of the embodiments of the utility model is not intended to limit the scope of the utility model, as claimed, but is merely representative of some embodiments of the utility model. All other embodiments obtained by those skilled in the art without making any creative effort based on the embodiments of the present utility model are within the protection scope of the present utility model, and it should be noted that the embodiments of the present utility model and features and technical solutions of the embodiments of the present utility model may be combined with each other without collision: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
Example 1: referring to fig. 1-5, a battery energy storage device for echelon utilization of a photovoltaic power station comprises an energy storage device underframe 1, a battery energy storage box 2 is installed above the energy storage device underframe 1, the battery energy storage box 2 is in a T shape, an upper cover plate 3 is inlaid at the top of the battery energy storage box 2, a battery pack door 4 is installed on a hinge shaft on a door frame at the front end of the battery energy storage box 2, a protective net 5 is inlaid on the inner plate surface of the battery pack door 4, and an energy storage battery pack 6 is placed inside the battery energy storage box 2. The plane of the upper cover plate 3 is provided with three battery energy storage overload protection boxes 7, and the three battery energy storage overload protection boxes 7 are arranged in sequence in a linear array. A battery overload protector 8 is electrically mounted inside each battery energy storage overload protection box 7.
The outer plate of the battery box door 4 is electrically provided with a control panel 9, and the panel of the control panel 9 is electrically connected with a battery energy storage display 10 and an energy storage control button 11 respectively. The energy storage control button 11 is disposed below the battery energy storage display 10, and a protective film is covered on the screen of the battery energy storage display 10. The left and right lower corners of the top of the energy storage device underframe 1 are provided with an energy storage battery unit 12 and an energy storage battery connecting plate 13 of the photovoltaic power station, which are symmetrical with each other. The positive electrode connecting plate 14 is arranged above the top plate of the energy storage battery connecting plate 13 of the photovoltaic power station, the negative electrode connecting plate 15 is connected below the top plate, the surface of the positive electrode connecting plate 14 is electrically connected with the positive electrode power line 16, and the negative electrode connecting plate 15 is provided with the negative electrode power line 17. The side wall of the energy storage device underframe 1 is embedded with a heat dissipation fan 18, the center end of the heat dissipation fan 18 is connected with a rotating shaft 19, the upper turntable at the outer edge of the bottom of the energy storage device underframe 1 is provided with eight wheel frames 20, the wheel frames 20 are arranged in a linear array, and a movable wheel 21 is rotatably connected inside each wheel frame 20.
In the using process of the utility model, the energy storage device underframe 1 is a basic support of the energy storage device, and the movable wheel frame is arranged, so that the movement and maintenance are convenient. The battery energy storage box 2 is the main part of the energy storage device and is used for storing electric energy, and the box body adopts a protection net design, so that the influence of external environment can be effectively prevented. The upper cover plate 3 is tightly sealed to prevent dust and moisture from entering, thereby further protecting the battery pack. The battery box door 4 facilitates maintenance and replacement of the battery. The protection net 5 protects the energy storage device and prevents personnel from being subjected to electric shock by mistake. The energy storage battery 6 is the most important part of the energy storage device, and stores electric energy through the battery energy storage box for being needed from time to time. The battery energy storage overload protection box 7 is used for monitoring the working state of the battery pack, and when the battery pack is overloaded, the battery overload protector can automatically trip to protect the battery pack. The battery overload protector 8 is an important component of the protection device and can prevent overload from damaging the battery pack. The control panel 9 is the brain of the energy storage device, through which the energy storage device can be operated and monitored. The battery energy storage display 10 may display the charge and operating status of the battery pack. The energy storage control button 11 may control the switching and status of the energy storage device. The energy storage battery cells 12 are the basic components of the battery pack, and the requirements of different voltages and capacitances are achieved in a serial and parallel manner. The photovoltaic power station energy storage battery connection plate 13 is used for connecting the battery pack and the photovoltaic power station. The positive electrode connection plate 14 connects the positive electrodes of the battery pack. The negative electrode connection plate 15 connects the negative electrodes of the battery pack. The positive power line 16 delivers the energy of the energy storage battery to the photovoltaic power station. The negative power line 17 carries the energy of the energy storage battery to the photovoltaic power station. The heat dissipation fan 18 is used for dissipating heat and keeping the energy storage device in stable operation. The rotating shaft 19 connects the heat dissipating fan 18 and the energy storage device chassis. The wheel carriage 20 is used to support the weight of the entire energy storage device. The moving wheel 21 enables the energy storage device to have mobility, and is convenient to maintain and replace.
The wires of the photovoltaic power station are connected to the positive poles of the battery pack through a positive pole connection plate 14. The negative electrode connection plate 15 is connected to the negative electrode of the battery pack, and stores the electric power through the energy storage battery unit 12. The battery overload protector 8 is used to prevent overload, short circuit or overheat of the battery during charging or discharging, thereby prolonging the life of the battery and ensuring the use safety.
The specific working principle of the battery overload protector 8 is that by monitoring parameters such as voltage, current and temperature of the battery, when the current or voltage of the battery exceeds a preset safety threshold, the battery overload protector 8 can cut off a circuit in time to prevent the battery from being further damaged or dangerous. Meanwhile, the battery overload protector 8 can monitor the temperature of the battery, and when the temperature is too high, the circuit can be automatically cut off, so that the battery is prevented from overheating or even exploding.
The battery overload protector 8 is composed of a voltage detection circuit, a current detection circuit, a temperature detection circuit and a control circuit. The voltage detection circuit is used for monitoring whether the battery voltage exceeds a safety threshold, the current detection circuit is used for monitoring whether the battery current exceeds the safety threshold, the temperature detection circuit is used for monitoring whether the battery temperature is too high, and the control circuit is used for controlling the switch of the battery overload protector 8.
The above embodiments are only for illustrating the present utility model and not for limiting the technical solutions described in the present utility model, and although the present utility model has been described in detail in the present specification with reference to the above embodiments, the present utility model is not limited to the above specific embodiments, and thus any modifications or equivalent substitutions are made to the present utility model; all technical solutions and modifications thereof that do not depart from the spirit and scope of the utility model are intended to be included in the scope of the appended claims.
Claims (8)
1. The utility model provides a photovoltaic power plant echelon utilizes battery energy storage device, includes energy storage device chassis (1), its characterized in that, battery energy storage case (2) are installed to the top of energy storage device chassis (1), just battery energy storage case (2) appearance is "T" shape, upper cover plate (3) have been inlayed at the top of battery energy storage case (2), battery pack chamber door (4) are installed to hinge axle on battery energy storage case (2) front end door frame, protection network (5) have been inlayed on the inner panel surface of battery pack chamber door (4), energy storage battery group (6) have been placed to the inside of battery energy storage case (2).
2. The photovoltaic power station cascade utilization battery energy storage device according to claim 1, wherein battery energy storage overload protection boxes (7) are installed on the plane of the upper cover plate (3), and the battery energy storage overload protection boxes (7) are arranged in three, and are sequentially arranged in a linear array.
3. A photovoltaic power plant cascade utilization battery energy storage device according to claim 2, characterized in that a battery overload protector (8) is electrically mounted inside the battery energy storage overload protection box (7).
4. A photovoltaic power plant cascade utilization battery energy storage device according to claim 3, characterized in that a control panel (9) is electrically mounted on the outer plate of the battery box door (4), and the control panel (9) is electrically connected with a battery energy storage display (10) and an energy storage control button (11) respectively.
5. The photovoltaic power plant cascade utilization battery energy storage device according to claim 4, characterized in that the energy storage control button (11) is arranged below the battery energy storage display (10) and a protective film is covered on the screen of the battery energy storage display (10).
6. The photovoltaic power station cascade utilization battery energy storage device according to claim 5 is characterized in that an energy storage battery unit (12) and a photovoltaic power station energy storage battery connecting plate (13) are installed at the left and right lower corners of the top of the energy storage device underframe (1) and are symmetrical to each other.
7. The photovoltaic power station cascade utilization battery energy storage device according to claim 6, wherein a positive electrode connecting plate (14) is installed above a top plate of the photovoltaic power station energy storage battery connecting plate (13), a negative electrode connecting plate (15) is connected below the photovoltaic power station energy storage battery connecting plate, a positive electrode power line (16) is electrically connected to the surface of the positive electrode connecting plate (14), and a negative electrode power line (17) is arranged on the negative electrode connecting plate (15).
8. The photovoltaic power station cascade battery energy storage device according to claim 7, wherein a heat dissipation fan (18) is embedded on the side wall of the energy storage device chassis (1), the center end of the heat dissipation fan (18) is connected with a rotating shaft (19), wheel frames (20) are installed on the outer upper rotating disc at the bottom of the energy storage device chassis (1), eight wheel frames (20) are arranged in a linear array, and one movable wheel (21) is rotatably connected inside each wheel frame (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321202808.9U CN219960201U (en) | 2023-05-18 | 2023-05-18 | A photovoltaic power station cascade utilization battery energy storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321202808.9U CN219960201U (en) | 2023-05-18 | 2023-05-18 | A photovoltaic power station cascade utilization battery energy storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219960201U true CN219960201U (en) | 2023-11-03 |
Family
ID=88545930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321202808.9U Expired - Fee Related CN219960201U (en) | 2023-05-18 | 2023-05-18 | A photovoltaic power station cascade utilization battery energy storage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219960201U (en) |
-
2023
- 2023-05-18 CN CN202321202808.9U patent/CN219960201U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20231103 |