CN223451933U - Distributed energy storage photovoltaic panels - Google Patents
Distributed energy storage photovoltaic panelsInfo
- Publication number
- CN223451933U CN223451933U CN202422722423.6U CN202422722423U CN223451933U CN 223451933 U CN223451933 U CN 223451933U CN 202422722423 U CN202422722423 U CN 202422722423U CN 223451933 U CN223451933 U CN 223451933U
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- battery
- power generation
- energy storage
- distributed energy
- photovoltaic power
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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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
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Abstract
The utility model provides a distributed energy storage photovoltaic panel which comprises a mounting bracket, a photovoltaic power generation panel, a supporting mechanism, a battery box and a storage battery, wherein the photovoltaic power generation panel is arranged on the mounting bracket through the supporting mechanism and can generate electricity by utilizing solar energy, the generated electric energy is stored through the storage battery, the storage battery is arranged in the battery box, a radiating hole is formed in the side wall of the battery box, and heat generated during daily operation of the storage battery can be radiated to the outside. Still be provided with the inlet tube on the battery box, inlet tube connection has the mechanism of delivering water, after the heat runaway of inside battery fires, can carry the cooling water to the battery box through the inlet tube in, because the height of louvre is higher than the height of battery, the battery can submerge in the cooling water, cools down and puts out a fire. The problem that the storage battery in the photovoltaic power generation system is difficult to extinguish after being on fire in the prior art is solved, the fire can be prevented from spreading to a nearby photovoltaic power generation plate or storage battery, and economic loss is reduced.
Description
Technical Field
The utility model belongs to the technical field of photovoltaic energy storage, and particularly relates to a distributed energy storage photovoltaic panel.
Background
In recent years, the development of distributed new energy is vigorous in China, and with the development of battery technology, the manufacturing cost of the distributed new energy is rapidly reduced, and the energy storage of the distributed new energy can be gradually taken as a main form of the development of the distributed new energy, and is gradually accepted by markets and users.
The distributed energy storage photovoltaic is a photovoltaic power generation system which is installed on buildings or facilities in a plurality of different places, such as factory ceilings, resident roofs and other areas, and is a small-range photovoltaic power generation system. And one part of electric energy generated by the distributed energy storage photovoltaic is used for spontaneous self-use of a user side, and the other part of electric energy can be connected into a power grid to realize benefits. Generally, the distributed energy storage photovoltaic is composed of main components such as a photovoltaic power generation plate, a mounting bracket, a storage battery, an inverter and the like, wherein the photovoltaic battery and the storage battery are fixed on the mounting bracket, the power generation side of the photovoltaic power plate is arranged on a sunny side and used for receiving sunlight and converting solar energy into electric energy, and the storage battery is used for storing the electric energy generated by the photovoltaic power plate so as to supply electric power to electric equipment in the period of unavailable solar energy or peak demand, thereby meeting the requirements of daily production and life and enabling power supply and distribution to be more reasonable.
In the prior art, a lithium battery with high energy density is adopted as a storage battery, the storage battery is directly installed outdoors, the working environment is severe, the storage battery is influenced by factors such as self charge and discharge heating, external high-temperature environment, self quality problem and the like, and the storage battery has thermal runaway fire risk. For lithium batteries, the batteries are difficult to extinguish after fire, and once fire happens, all the nearby photovoltaic panels and storage batteries are damaged, so that huge economic losses are brought.
Disclosure of utility model
The utility model provides a distributed energy storage photovoltaic panel, and aims to solve the problem that a storage battery in a photovoltaic power generation system is difficult to extinguish after being ignited in the prior art.
In order to achieve the aim, the utility model adopts the technical scheme that the distributed energy storage photovoltaic panel comprises a mounting bracket, a photovoltaic power generation panel, a supporting mechanism, a battery box and a storage battery;
the photovoltaic power generation plate is arranged on the mounting bracket;
The supporting mechanism is arranged between the mounting bracket and the photovoltaic power generation plate;
The solar cell module comprises a mounting bracket, a photovoltaic power generation plate, a cell box, a closed box structure, a heat dissipation hole and a heat dissipation plate, wherein the cell box is arranged on the mounting bracket and is positioned below the photovoltaic power generation plate, the cell box is of a closed box structure and is provided with a containing cavity, a water inlet pipe communicated with the containing cavity is arranged on the side wall of the cell box, and the side wall of the cell box is also provided with the heat dissipation hole
The storage battery is arranged in the accommodating cavity, and the height of the heat dissipation hole is higher than the upper surface of the storage battery.
In one possible implementation, the mounting bracket includes:
The photovoltaic power generation panel is obliquely arranged, the supporting mechanism is arranged between the fixing frame and the photovoltaic power generation panel, the battery box is arranged at the hollow position inside the fixing frame, and
And the plurality of supporting legs are respectively arranged at the bottom of the fixed frame.
In one possible implementation manner, the bottom of the photovoltaic power generation plate is rotationally connected with the fixed frame, the supporting mechanism is a telescopic rod, and two ends of the telescopic rod are respectively hinged with the fixed frame and the photovoltaic power generation plate.
In one possible implementation, the bottom of the supporting leg is provided with a mounting plate, the mounting plate is provided with a mounting hole, and foundation bolts are detachably arranged in the mounting hole.
In one possible implementation, a first temperature sensor is provided in the receiving chamber, the first temperature sensor being used to monitor the internal temperature of the receiving chamber.
In one possible implementation, the distributed energy storage photovoltaic panel further comprises a second temperature sensor for monitoring an outdoor ambient temperature.
In one possible implementation, the distributed energy storage photovoltaic panel further comprises a liquid level sensor disposed within the receiving cavity.
In one possible implementation manner, the distributed energy storage photovoltaic panel further includes a cooling fan disposed in the accommodating cavity, the cooling fan is disposed on an inner wall of the accommodating cavity, and an air outlet side of the cooling fan faces the cooling hole.
In one possible implementation manner, the outer wall of the battery box is provided with radiating fins, and the radiating fins are integrally connected with the side wall of the battery box.
In one possible implementation, the heat dissipation fins are disposed in a vertical direction.
Compared with the prior art, the distributed energy storage photovoltaic panel provided by the utility model has the beneficial effects that:
The distributed energy storage photovoltaic panel comprises a mounting bracket, a photovoltaic power generation panel, a supporting mechanism, a battery box and a storage battery, wherein the photovoltaic power generation panel is arranged on the mounting bracket through the supporting mechanism, the photovoltaic power generation panel can receive solar energy and generate power by utilizing the solar energy, the generated electric energy is stored by the storage battery, the storage battery is arranged in the closed battery box, and the side wall of the battery box is provided with a heat dissipation hole for dissipating heat generated during daily operation of the storage battery to the outside. Still be provided with the inlet tube on the battery box, inlet tube connection has the mechanism of delivering water, after the inside battery thermal runaway fires, can carry the cooling water to the battery box inside through the inlet tube, because the height of louvre is higher than the height of battery, the battery can submerge in the cooling water, cools down and puts out a fire.
The utility model solves the problem that the storage battery in the photovoltaic power generation system is difficult to extinguish after the fire, and can avoid the fire spreading to the nearby photovoltaic power generation plate or storage battery by arranging the closed battery box, thereby reducing the economic loss.
Drawings
Fig. 1 is a schematic structural diagram of a distributed energy storage photovoltaic panel according to one embodiment of the present utility model;
fig. 2 is a schematic structural diagram of a distributed energy storage photovoltaic panel according to a second embodiment of the present utility model;
fig. 3 is a schematic structural diagram of a distributed energy storage photovoltaic panel according to one embodiment of the present utility model;
Fig. 4 is a schematic structural view of a battery box, a storage battery, a cooling fan and a second temperature sensor according to one embodiment of the present utility model;
Reference numerals illustrate:
10. Mounting brackets, 11, fixing frames, 12, supporting legs, 13, mounting plates, 14, foundation bolts, 20, photovoltaic power generation plates, 30, supporting mechanisms, 40, battery boxes, 41, water inlet pipes, 42, radiating holes, 43, radiating fins, 50, storage batteries, 60, second temperature sensors, 70, radiating fans and 80, and mounting platforms.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the detailed description is presented by way of example only and is not intended to limit the utility model.
Referring to fig. 1 to 4, a distributed energy storage photovoltaic panel according to an embodiment of the utility model is described below.
The photovoltaic energy storage device is a facility for generating and storing by utilizing a photovoltaic panel, and in the prior art, the photovoltaic energy storage device can be divided into an integrated type and a distributed type according to different installation positions of the photovoltaic energy storage device. The integrated energy storage photovoltaic is a plurality of groups of photovoltaic plates installed in large-area areas such as hillsides and flat lands, and large power generation and energy storage systems are integrated among the plurality of groups of photovoltaic plates. Distributed energy storage photovoltaic refers to small-scale photovoltaic panels that are installed in small areas such as residential roofs, and are uncorrelated with each other. The distributed energy storage photovoltaic can be used for residents or factories to use, and redundant electric energy can be connected into a power grid to realize benefits.
The storage battery of distributed energy storage photovoltaic is usually installed near photovoltaic power generation board by the influence of installation region, and the installation environment of storage battery receives high temperature influence easily, and when the reason that the temperature is higher or the storage battery is overheated because of self charge-discharge exothermic in summer, not only can lead to the reduction of battery life, also can increase the risk that the thermal runaway of storage battery is on fire.
Referring to fig. 1 to 4, in order to solve the problem that a storage battery in a photovoltaic power generation system is difficult to extinguish after being ignited in the prior art, an embodiment of the utility model provides a distributed energy storage photovoltaic panel. Specifically, the distributed energy storage photovoltaic panel provided by the embodiment of the utility model comprises a mounting bracket 10, a photovoltaic power generation panel 20, a supporting mechanism 30, a battery box 40 and a storage battery 50 arranged in the battery box 40.
The mounting bracket 10 is a bracket-type member, the mounting bracket 10 is used for supporting all parts mounted on the mounting bracket 10, the photovoltaic power generation plate 20 is arranged on the mounting bracket 10, the supporting mechanism 30 is arranged between the mounting bracket 10 and the photovoltaic power generation plate 20, the battery box 40 is arranged on the mounting bracket 10 and positioned below the photovoltaic power generation plate 20, the battery box 40 is of a closed fireproof box structure, the battery box 40 is provided with a containing cavity, the side wall of the battery box 40 is provided with a water inlet pipe 41 communicated with the containing cavity, the side wall of the battery box 40 is also provided with a heat dissipation hole 42, the storage battery 50 is arranged in the containing cavity, and the height of the heat dissipation hole 42 is higher than the upper surface of the storage battery 50.
Compared with the prior art, the distributed energy storage photovoltaic panel provided by the embodiment of the utility model has the beneficial effects that:
The distributed energy storage photovoltaic panel provided by the embodiment of the utility model comprises a mounting bracket 10, a photovoltaic power generation panel 20, a supporting mechanism 30, a battery box 40 and a storage battery 50, wherein the photovoltaic power generation panel 20 is arranged on the mounting bracket 10 through the supporting mechanism 30, the photovoltaic power generation panel 20 can receive solar energy and generate electricity by utilizing the solar energy, and the generated electric energy is stored through the storage battery 50. The storage battery 50 is disposed in the closed battery case 40, and the side wall of the battery case 40 is provided with heat radiation holes 42 for radiating heat generated during the daily operation of the storage battery 50 to the outside. The battery box 40 is further provided with a water inlet pipe 41, the water inlet pipe 41 is connected with a water delivery mechanism, and after the internal storage battery 50 is heated out of control and fires, cooling water can be conveyed into the battery box 40 through the water inlet pipe 41, and the storage battery 50 can be immersed in the cooling water for cooling and extinguishing fire due to the fact that the height of the radiating holes 42 is higher than that of the storage battery 50.
The distributed energy storage photovoltaic panel provided by the embodiment of the utility model solves the problem that the storage battery 50 in the photovoltaic power generation system is difficult to extinguish after the fire is generated in the prior art, can avoid the fire from spreading to the nearby photovoltaic power generation panel 20 or storage battery 50, and reduces economic loss.
The mounting bracket 10 in this embodiment is a supporting member, and is used to provide a supporting and mounting position for components mounted thereon, such as the photovoltaic power generation panel 20, the battery box 40, etc., and the mounting bracket 10 may be manufactured by using section steel, sheet metal, etc. The mounting bracket 10 can be arranged at the space, the roof and the like, and can be particularly arranged according to actual scenes.
The power generation side of the photovoltaic power generation panel 20 faces the sunny side, and is used for converting solar energy into electric energy, and the electric energy is transmitted to the storage battery 50 for storage. The photovoltaic power generation panel 20 can be directly selected from the existing products in the market, and the specific specification and model are not limited, so that the use requirement can be met. It will be appreciated that the photovoltaic power generation panel 20 may be a single power generation panel or may be a combination of multiple power generation panels.
The supporting mechanism 30 in this embodiment is connected between the mounting bracket 10 and the photovoltaic power generation panel 20, and is used for supporting the photovoltaic power generation panel 20. The supporting mechanism 30 may be a fixed supporting rod member or a movable member (such as a telescopic rod) capable of being adjusted, so as to adjust the position or the inclination angle of the photovoltaic power generation panel 20 to achieve a better power generation effect.
In this embodiment, the battery box 40 is used for accommodating the storage battery 50, and the battery box 40 may be made of fireproof materials such as metal, which has the functions of accommodating the storage battery 50 on one hand, providing a good working environment for the storage battery 50, and isolating the storage battery 50 from the photovoltaic power generation panel 20 on the other hand, so as to avoid significant economic loss caused by ignition of surrounding parts after the thermal runaway of the storage battery 50.
Because of the particularity of the lithium battery, at present, the optimal solution for the ignition of the lithium battery is to submerge the lithium battery in water, in order to avoid the spread of the fire when the storage battery 50 is ignited, in this embodiment, the battery box 40 is of a closed box structure, the side wall of the battery box 40 is provided with the heat dissipation holes 42, in order to ensure that the water can submerge the storage battery 50 when the fire is extinguished, the height of the heat dissipation holes 42 should be higher than the height of the storage battery 50.
During normal use, the battery box 40 serves as a protective structure capable of protecting the battery 50, and after a thermal runaway fire failure occurs in the battery 50, the battery box 40 serves as a container capable of storing water so that the battery 50 is immersed in the water to extinguish the fire.
The side wall of the battery case 40 is provided with heat dissipation holes, and the shape, size and arrangement of the heat dissipation holes are not particularly limited, for example, the heat dissipation holes may be square holes, circular holes, triangular holes, etc., and may be rectangular arrangement, circular arrangement, etc.
When the battery case 40 is made of a thin steel plate, the heat dissipation holes may be manufactured by punching or laser cutting and blanking.
In this embodiment, the storage battery 50 is a lithium battery in the prior art, and is used for storing the electric energy generated by the photovoltaic power generation panel 20 and supplying power to the electric device or the power grid through the inverter module. The type and specification of the battery 50 are not limited, and the battery 50 may have various shapes such as a cylindrical battery cell, a hard pack flat battery cell, a square battery cell, a capacitor battery cell, a soft pack battery cell, and a blade battery cell. The type of the battery 50 may be, for example, a ternary lithium battery, a lithium iron phosphate battery, a lithium titanate battery, a lithium manganate battery, a lithium metal electrode battery, or the like.
The inverter module includes a photovoltaic inverter and an energy storage inverter, which may be integrally provided on the battery box 40. The main function of the photovoltaic inverter is, among other things, to convert Direct Current (DC) generated by the photovoltaic panels 20 into Alternating Current (AC) for home or business use or for delivery into the grid. The efficiency and performance of the photovoltaic inverter directly affect the power generation efficiency and economic benefit of the whole photovoltaic system.
The photovoltaic inverter has various kinds and can be mainly divided into three kinds of centralized, serial and micro inverters. The centralized inverter is suitable for a large-scale photovoltaic power station, and can convert direct current of a plurality of solar panels into alternating current in a centralized manner. The string type inverters are suitable for medium-and-small-sized photovoltaic systems, and each inverter is responsible for conversion work of a group of battery plates. The micro inverter is designed for a single solar panel, so that the flexibility and the reliability of the system can be improved. For distributed energy storage photovoltaics, the photovoltaic inverter can be selected from the group of serial and micro inverters existing in the market.
Energy storage inverters, also known as energy storage converters (PCS), are key devices in energy storage systems. The main function of the energy storage inverter is to control the charging and discharging processes of the storage battery, so as to realize the bidirectional conversion of electric energy. In the photovoltaic energy storage power generation system, the energy storage inverter can improve the utilization efficiency of energy, balance supply and demand and enhance the stability of a power grid. The energy storage inverter uses the storage battery 50 as energy storage equipment, realizes energy storage and use through charge and discharge management, meets the power consumption requirements of different time periods in various scenes, and ensures the stability and reliability of power supply.
The working principle of the energy storage inverter is to control the charge and discharge process of an energy storage battery, convert direct current output by the storage battery 50 into alternating current which can be transmitted to a power grid and other electric equipment, and simultaneously obtain information of a battery system through receiving a control instruction of an Energy Management System (EMS) in real time and interaction with the Battery Management System (BMS), so that charge and discharge voltage, current and the like are controlled rapidly and accurately, and the safety of the storage battery 50 is ensured, and meanwhile, the electric energy transmission efficiency and the electric energy quality are improved.
The plurality of storage batteries 50 may form an energy storage module, the working temperature of the storage batteries 50 is typically-20 ℃ to 70 ℃, and the charging and discharging of the energy storage module can be regulated by a management module or a controller, for example, when the ambient temperature is lower than-20 ℃ or higher than 70 ℃, the storage batteries 50 are stopped from being charged and discharged in order to ensure the safety of the storage batteries 50.
Referring to fig. 1, 2 and 3, in some possible embodiments, the mounting bracket 10 includes a fixed frame 11 and a plurality of legs 12. The fixed frame 11 is a hollow frame body structure, the fixed frame 11 is generally parallel to a mounting surface (such as a roof, a hillside, etc.), the photovoltaic power generation panel 20 is inclined at a certain angle relative to the fixed frame 11, and the supporting mechanism 30 is arranged between the fixed frame 11 and the photovoltaic power generation panel 20 and is used for supporting the photovoltaic power generation panel 20. The battery box 40 is arranged at the hollow position inside the fixed frame 11 and below the photovoltaic power generation plate 20, the photovoltaic power generation plate 20 is used for shielding the battery box 40 from rain and sun, the plurality of supporting legs 12 are respectively arranged at the bottom of the fixed frame 11, the plurality of supporting legs 12 are arranged along the circumference of the fixed frame 11, the supporting legs 12 are used for supporting the fixed frame 11 to a certain height, and the situation that the lower part of the photovoltaic power generation plate 20 is immersed into rainwater or snow in rainy and snowy days to cause water inflow damage of the photovoltaic power generation plate 20 is avoided.
The fixed frame 11 can be obtained by welding square steel pipes, and the photovoltaic power generation panel 20 is obliquely arranged, so that the illumination is more favorably received. The support legs 12 can be connected with the bottom of the fixed frame 11 by adopting a mode of screw connection, welding and the like, the number of the support legs 12 can be three, four or more, the number and the arrangement mode of the support legs are not specifically set, and the support can be stably supported.
Referring to fig. 2 and 3, in some possible embodiments, the bottom of the photovoltaic power generation panel 20 is rotatably connected to the fixed frame 11, and the supporting mechanism 30 is a telescopic rod, and two ends of the telescopic rod are hinged to the fixed frame 11 and the photovoltaic power generation panel 20 respectively.
The support mechanism 30 in this embodiment may be one of an electric telescopic rod, a pneumatic telescopic rod, or a hydraulic telescopic rod, and may be provided in one or more as needed. Preferably, the supporting mechanism may be an electric telescopic rod, and is powered by the storage battery 50, one end of the electric telescopic rod is hinged to the fixed frame 11, and the other end of the electric telescopic rod is hinged to the photovoltaic power generation panel 20, so that when the electric telescopic rod stretches or contracts, the photovoltaic power generation panel 20 can rotate to change the inclination angle, and the electric telescopic rod is suitable for illumination angles of different regions and different seasons, and is beneficial to improving the power generation efficiency. According to the requirement, the electric telescopic rod can be provided with one or more electric telescopic rods, and a stable support can be formed.
As shown in fig. 2 and 3, the lower end of the electric telescopic rod can be hinged to the side wall of the fixed frame 11, and when the lower end of the electric telescopic rod is far away from the side wall of the fixed frame 11, a supporting rod can be arranged at the middle position of the fixed frame 11, the supporting rod is horizontally arranged, and the lower end of the electric telescopic rod is hinged to the supporting rod, so that the electric telescopic rod is convenient to install and fix.
Referring to fig. 1 and 2, in some possible embodiments, a mounting plate 13 is provided at the bottom of the leg 12, the mounting plate 13 has a mounting hole, and an anchor bolt 14 is detachably provided in the mounting hole, and the mounting hole is fixed by the anchor bolt 14, so that the structure is simple and the connection is firm. A plurality of mounting holes may be provided around the leg 12, and the number of mounting holes may be three, four, five or other numbers, with anchor bolts 14 threaded into the mounting holes for securely positioning the leg in the mounting position.
In some possible embodiments, the accommodating cavity is provided with a first temperature sensor, the first temperature sensor is used for monitoring the temperature inside the accommodating cavity of the battery box 40, the first sensor can be attached to the outer surface of the storage battery 50, whether thermal runaway occurs in the storage battery 50 can be judged through the first temperature sensor, and the first temperature sensor can be provided with a plurality of sensors for detecting the temperature at different positions inside the accommodating cavity so as to be found out in time when the thermal runaway occurs in the storage battery 50.
When the first temperature sensor detects that the temperature is abnormal, a signal can be transmitted to the controller, the controller sends out an audible and visual alarm to remind personnel to pay attention, meanwhile, the controller can also control the water supply mechanism to convey cooling water into the water inlet pipe 41, the cooling water enters the battery box 40 through the water inlet pipe 41, and the thermal runaway storage battery 50 is subjected to fire extinguishing and temperature reduction. After the battery 50 is completely cooled, a maintainer checks the condition of the battery 50 before going up to find the cause of the fire.
The water supply mechanism comprises a water storage tank, an electromagnetic switch valve and a water pump, wherein the water storage tank is used for storing water with a certain volume, the water pump is arranged in the water storage tank, the water outlet end of the water pump is communicated with the water inlet pipe 41 through a water delivery hose, and the electromagnetic valve is arranged at the water outlet end of the water pump and is used for controlling the on-off of a waterway. The water supply mechanism may be disposed near the distributed energy storage photovoltaic panel, and may timely deliver water into the battery box 40 when the battery 50 is thermally out of control, thereby cooling the battery 50.
Referring to fig. 4, in some possible embodiments, the distributed energy storage photovoltaic panel further includes a second temperature sensor 60, the second temperature sensor 60 is configured to monitor an outdoor ambient temperature, and the second temperature sensor 60 is configured to monitor an outdoor ambient temperature. In hot summer, when the outdoor temperature is too high, the second temperature sensor 60 can transmit a signal to the controller, and the controller controls the battery 50 to suspend the charge and discharge, thereby avoiding thermal runaway of the battery 50.
The first temperature sensor and the second temperature sensor 60 can be directly selected from the existing sensor products on the market, and the specific specification and model of the sensor products are not limited.
In some possible embodiments, the distributed energy storage photovoltaic panel further comprises a liquid level sensor arranged in the accommodating cavity, the liquid level sensor can be fixed on the side wall of the accommodating cavity through screws, and the liquid level sensor can directly select a product with a proper specification existing in the market. The function of the liquid level sensor is to monitor the water level in the accommodating cavity, when the water reaches the set height, a signal is sent to the controller, the controller controls the water supply mechanism to stop supplying water, and when the water is excessively injected, the excessive water is prevented from being discharged from the radiating holes 42 to cause waste.
Referring to fig. 4, in some possible embodiments, the distributed energy storage photovoltaic panel further includes a cooling fan 70 disposed in the accommodating cavity, the cooling fan 70 is disposed on an inner wall of the accommodating cavity, and an air outlet side of the cooling fan 70 faces the cooling hole 42, so that heat in the accommodating cavity can be timely discharged to the outside. The heat dissipation fan 70 is powered by the battery 50 when operating, and one or more heat dissipation fans 70 may be provided according to actual needs.
Referring to fig. 4, in some possible embodiments, the outer wall of the battery box 40 is provided with integrally connected heat dissipation fins 43, and the plurality of heat dissipation fins 43 may be disposed along the length direction of the battery box 40, and the heat dissipation fins 43 are made of materials with excellent heat conductivity such as aluminum, copper, stainless steel, etc., so as to help to improve the heat dissipation efficiency of the battery box 40. The heat radiating fins 43 are provided in the vertical direction, and dust is not easily accumulated. The outer wall of the battery box 40 may be silvery white, and may reflect sunlight, and thus may not absorb heat easily.
Referring to fig. 1, in some possible embodiments, the mounting bracket 10 is fixedly disposed on the mounting platform 80, the mounting platform 80 may be a supporting structure such as a cement table, or the mounting platform 80 may be configured to rotate, so as to drive the photovoltaic power generation panel 20 to rotate, so that the photovoltaic power generation panel 20 moves along with the track of sunlight, and the power generation capacity is improved.
Alternatively, the rotation of the mounting platform 80 may be achieved by a rotation driving device such as a gear motor, a hydraulic swing motor, or the like, and the power transmission may be achieved by gear transmission, chain transmission, or the like.
It will be appreciated that the portions of the foregoing embodiments may be freely combined or omitted to form different combined embodiments, and the details of the respective combined embodiments are not described herein, so that after the description, the present disclosure may be considered as having described the respective combined embodiments, and the different combined embodiments can be supported.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (10)
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| CN202422722423.6U CN223451933U (en) | 2024-11-08 | 2024-11-08 | Distributed energy storage photovoltaic panels |
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| CN202422722423.6U CN223451933U (en) | 2024-11-08 | 2024-11-08 | Distributed energy storage photovoltaic panels |
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| CN223451933U true CN223451933U (en) | 2025-10-17 |
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