Photovoltaic intermittent energy storage device

Abstract

The utility model provides a photovoltaic intermittent energy storage device, which relates to the field of photovoltaic technology, and comprises an energy storage device outer box body, a side frame and an inner mounting plate, the inner mounting plate is arranged at the lower part in the energy storage device outer box body, and a plurality of groups of storage batteries are arranged on the upper end surface of the inner mounting plate; side frames are installed on the left side wall and the right side wall in the energy storage device outer box body correspondingly, multiple sets of side turbine fans are installed in the side frames, lower supporting plates are fixed to the left end and the right end of the lower end face of the energy storage device outer box body correspondingly, and multiple sets of lower turbine fans are installed at the bottom of the energy storage device outer box body. Side ventilation frames are arranged on the left side face and the right side face of the energy storage device outer box body correspondingly, and outer waterproof baffles are arranged on the outer sides of the side ventilation frames. According to the storage battery cooling device, cooling and heating alternation from bottom to top can be conveniently carried out in the device, the cooling area of the storage battery is large, cooling is uniform, heat is dissipated outwards through the side ventilation frames on the two sides, and the service life of the storage battery can be protected.

Description

Technical Field

[0001] The utility model relates to the technical field of photovoltaics, and in particular to a photovoltaic intermittent energy storage device. Background Art

[0002] The energy storage of photovoltaic power stations generally uses dedicated battery modules to store the light energy collected by photovoltaic panels in the battery modules to facilitate subsequent discharge and reuse. Such battery modules need to meet the characteristics of large capacity, long service life and good heat dissipation. Photovoltaic power stations need to transfer the generated electrical energy to energy storage equipment for power storage.

[0003] In the specification of a photovoltaic power station energy storage device in the prior art (Announcement No. CN115642858A), it is mentioned that "a number of batteries are arranged on the inner side of the protective shell, and connecting lines are distributed on the inner wall of the protective shell. An output socket and an input socket are fixedly installed on the outer side of the protective shell, and the output socket and the input socket are connected to the battery through connecting lines. A protective frame is fixedly installed on the side of the input socket away from the protective shell, and two sliding rods are fixedly installed on the inner side of the protective frame. The two sliding rods are symmetrically arranged and arranged in a vertical state." However, the interior of the protective shell in the prior art is too sealed, and heat is not easy to dissipate during the energy storage process, which can easily damage the battery under high temperature conditions and affect the service life. Utility Model Content

[0004] In order to overcome the defects of the prior art, a photovoltaic intermittent energy storage device is now provided to solve the problem that the interior of the protective shell in the prior art is too sealed, the heat is not easy to dissipate during the energy storage process, and the battery is easily damaged under high temperature conditions, affecting the service life.

[0005] To achieve the above-mentioned purpose, a photovoltaic intermittent energy storage device is provided, comprising an outer box body of the energy storage device, a side frame and an inner mounting plate, wherein an inner mounting plate is arranged at an inner lower portion of the outer box body of the energy storage device, and a plurality of groups of storage batteries are mounted on an upper end surface of the inner mounting plate, side frames are mounted on left and right side walls of the outer box body of the energy storage device, and a plurality of groups of side turbo fans are mounted in the side frames, upper support plates are fixed to the left and right portions of the upper end surface of the outer box body of the energy storage device, and a top plate is fixed to the upper end of the upper support plate.

[0006] Furthermore, lower support plates are fixed to both left and right ends of the lower end surface of the outer box of the energy storage device, and a plurality of groups of lower turbo fans are installed at the bottom of the outer box of the energy storage device.

[0007] Furthermore, side ventilation frames are provided on both left and right sides of the outer box of the energy storage device, and an outer waterproof baffle is provided on the outer side of the side ventilation frame.

[0008] Furthermore, an upper insulation layer is provided between two groups of upper support plates at the left and right ends of the upper end surface of the outer box body of the energy storage device, and the upper insulation layer is made of porous PTPE material.

[0009] Furthermore, a plurality of groups of left guide plates and right guide plates are arranged on the front and rear side walls of the outer box of the energy storage device, and a certain gap is provided between the upper parts of the left guide plates and the right guide plates, and the left guide plates and the right guide plates are arranged at an angle.

[0010] Furthermore, multiple groups of shock-absorbing dampers are installed on the lower end surface of the inner mounting plate, and multiple groups of air vents are arranged on the inner mounting plate, and the left guide plate and the right guide plate opposite to each other are located between the two groups of batteries, and the air vents are located just below the left guide plate and the right guide plate.

[0011] Furthermore, a control panel is provided in the middle of the front side of the outer box of the energy storage device, a left box door is provided on the left side of the front side of the outer box of the energy storage device, and a right box door is provided on the right side of the front side of the outer box of the energy storage device.

[0012] The beneficial effects of the utility model are:

[0013] 1. The utility of the present invention is to set an upper insulation layer on the upper end surface of the outer box of the energy storage device to isolate the heat generated by direct sunlight, and the top plate is set for top protection; the lower turbo fan set at the bottom of the outer box of the energy storage device is to introduce the cold air flow from the outside into the outer box of the energy storage device, to perform hot and cold alternation and internal cooling treatment.

[0014] 2. The side ventilation frames on the left and right sides of the outer box of the energy storage device of the utility model are arranged to facilitate the evacuation of the hot air flow in the outer box of the energy storage device to the outside through the turbofan on the upper side of the side frame, and the outer waterproof baffle is arranged to prevent dust and water, and the heat dissipation is safer and more reliable.

[0015] 3. The left guide plate and the right guide plate in the utility model are arranged to divide the cold air from bottom to top into three streams, one stream flows to the battery on the left, one stream is guided upward, and the other stream flows to the battery on the right. The cooling is more uniform and the cooling area is larger, which helps to speed up the work efficiency of heat dissipation and cooling in the outer box of the energy storage device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view schematic diagram of an embodiment of the utility model;

[0017] Figure 2 It is a left side schematic diagram of an embodiment of the utility model;

[0018] Figure 3 It is a cross-sectional schematic diagram of an embodiment of the utility model;

[0019] Figure 4 It is a schematic diagram of the side frame structure of an embodiment of the utility model.

[0020] In the figure: 1. outer box of energy storage device; 10. upper insulation layer; 11. upper support plate; 12. top plate; 13. left guide plate; 14. right guide plate; 15. lower turbofan; 16. lower support plate; 17. side ventilation frame; 18. outer waterproof baffle; 19. control panel; 100. left box door; 101. right box door; 2. side frame; 20. side turbofan; 3. inner mounting plate; 30. shock absorber; 31. air vent; 32. battery. DETAILED DESCRIPTION

[0021] In order to make the technical problems, technical solutions and beneficial effects to be solved by the utility model clearer, the utility model is further described in detail in combination with the accompanying drawings and embodiments. The specific embodiments described herein are only used to explain the utility model, and are not used to limit the utility model. Specific details such as specific system structures and technologies are proposed in order to more thoroughly understand the embodiments of the utility model. The described embodiments are part of the embodiments of the present disclosure, rather than all of the embodiments. However, it should be clear to those skilled in the art that the utility model can also be implemented in other embodiments without these specific details. Based on the embodiments in the present disclosure, all other embodiments obtained by those skilled in the art without making creative work belong to the scope of protection of the present disclosure.

[0022] The specific implementation of the utility model is described in detail below with reference to the accompanying drawings.

[0023] Figure 1 It is a front view schematic diagram of an embodiment of the utility model, Figure 2 It is a left side schematic diagram of an embodiment of the utility model, Figure 3 A cross-sectional schematic diagram of an embodiment of the utility model and Figure 4 It is a schematic diagram of the side frame structure of an embodiment of the utility model.

[0024] Reference Figures 1 to 4 As shown, the utility model provides a photovoltaic intermittent energy storage device, including an outer box body 1 of the energy storage device, a side frame 2 and an inner mounting plate 3, the inner mounting plate 3 is arranged at the lower inner part of the outer box body 1 of the energy storage device, and a plurality of groups of storage batteries 32 are mounted on the upper end surface of the inner mounting plate 3, side frames 2 are mounted on the left and right side walls of the outer box body 1 of the energy storage device, and a plurality of groups of side turbo fans 20 are mounted in the side frames 2, upper support plates 11 are fixed to the left and right parts of the upper end surface of the outer box body 1 of the energy storage device, and a top plate 12 is fixed to the upper end of the upper support plate 11.

[0025] In this embodiment, lower support plates 16 are fixed to both left and right ends of the lower end surface of the outer box body 1 of the energy storage device, and multiple groups of lower turbo fans 15 are installed at the bottom of the outer box body 1 of the energy storage device; an upper insulation layer 10 is arranged between the two groups of upper support plates 11 at the left and right ends of the upper end surface of the outer box body 1 of the energy storage device, and the upper insulation layer 10 is made of porous PTPE material.

[0026] As a preferred embodiment, the present invention sets an upper insulation layer 10 on the upper end surface of the outer box 1 of the energy storage device to isolate the heat generated by direct sunlight, and the top plate 12 is set for top protection; the lower turbofan 15 set at the bottom of the outer box 1 of the energy storage device is to introduce the cold air flow from the outside into the outer box 1 of the energy storage device, to perform alternating hot and cold and cool down the inside.

[0027] In this embodiment, the left and right sides of the outer box 1 of the energy storage device are both provided with side ventilation frames 17, and the outer side of the side ventilation frames 17 is provided with an outer waterproof baffle 18;

[0028] As a preferred embodiment, the side ventilation frames 17 on the left and right sides of the outer box body 1 of the energy storage device of the utility model are arranged to facilitate the evacuation of the hot air flow in the outer box body 1 of the energy storage device to the outside through the turbofan 20 on the upper side of the side frame 2, and the outer waterproof baffle 18 is arranged to prevent dust and water, and the heat dissipation is safer and more reliable.

[0029] In this embodiment, multiple groups of left guide plates 13 and right guide plates 14 are arranged on the front and rear side walls of the outer box body 1 of the energy storage device, and a certain gap is separated between the upper parts of the left guide plate 13 and the right guide plate 14, and the left guide plate 13 and the right guide plate 14 are both inclined; multiple groups of shock-absorbing dampers 30 are installed on the lower end surface of the inner mounting plate 3, and multiple groups of air vents 31 are arranged on the inner mounting plate 3, and the left guide plate 13 and the right guide plate 14 opposite to each other are located between the two groups of batteries 32, and the air vents 31 are just located below the left guide plate 13 and the right guide plate 14.

[0030] As a preferred embodiment, the left guide plate 13 and the right guide plate 14 in the utility model are arranged to divide the cold air from bottom to top into three streams, one stream flows to the battery 32 on the left, one stream is guided upward, and the other stream flows to the battery 32 on the right. The cooling is more uniform and the cooling area is larger, which helps to speed up the work efficiency of heat dissipation and cooling in the outer box 1 of the energy storage device.

[0031] The utility model can effectively solve the problems in the prior art that the interior of the protective shell is too sealed, the heat is not easy to evacuate during the energy storage process, the battery is easily damaged under high temperature conditions, and the service life is affected. The utility model facilitates the alternation of hot and cold from bottom to top inside the device, the battery has a large cooling area and the cooling is uniform, and the heat is evacuated outwards through the side ventilation frames on both sides, which helps to protect the service life of the battery.

[0032] The above embodiments are used to explain the present invention rather than to limit the present invention. Any modifications and changes made to the present invention within the spirit of the present invention and the scope of the claims for protection shall be included in the protection scope of the present invention.

Claims

1. A photovoltaic intermittent energy storage device, characterized in that: The energy storage device comprises an outer box (1), a side frame (2) and an inner mounting plate (3); the inner mounting plate (3) is arranged at the lower part of the inner box (1) of the energy storage device, and a plurality of groups of storage batteries (32) are mounted on the upper end surface of the inner mounting plate (3); side frames (2) are mounted on both left and right side walls of the inner box (1) of the energy storage device, and a plurality of groups of side turbo fans (20) are mounted in the side frames (2); upper support plates (11) are fixed to both left and right parts of the upper end surface of the outer box (1) of the energy storage device, and a top plate (12) is fixed to the upper end of the upper support plate (11).

2. A photovoltaic intermittent energy storage device according to claim 1, characterized in that: Lower support plates (16) are fixed to both left and right ends of the lower end surface of the energy storage device outer box (1), and a plurality of groups of lower turbo fans (15) are installed at the bottom of the energy storage device outer box (1).

3. A photovoltaic intermittent energy storage device according to claim 1, characterized in that: Side ventilation frames (17) are provided on both left and right side surfaces of the outer box body (1) of the energy storage device, and an outer waterproof baffle (18) is provided on the outer side of the side ventilation frame (17).

4. A photovoltaic intermittent energy storage device according to claim 1, characterized in that: An upper heat insulation layer (10) is provided between two groups of upper support plates (11) at the left and right ends of the upper end surface of the outer box (1) of the energy storage device, and the upper heat insulation layer (10) is made of porous PTPE material.

5. A photovoltaic intermittent energy storage device according to claim 1, characterized in that: A plurality of groups of left guide plates (13) and right guide plates (14) are arranged on the front and rear side walls of the outer box body (1) of the energy storage device, and a certain gap is provided between the upper parts of the left guide plates (13) and the right guide plates (14), and the left guide plates (13) and the right guide plates (14) are arranged at an angle.

6. A photovoltaic intermittent energy storage device according to claim 1, characterized in that: The lower end surface of the inner mounting plate (3) is mounted with a plurality of groups of shock absorbing dampers (30), and the inner mounting plate (3) is provided with a plurality of groups of air vents (31), and a left guide plate (13) and a right guide plate (14) opposite to each other are located between the two groups of storage batteries (32), and the air vents (31) are located just below the left guide plate (13) and the right guide plate (14).

7. A photovoltaic intermittent energy storage device according to claim 1, characterized in that: A control panel (19) is provided in the middle of the front side of the energy storage device outer box (1), a left box door (100) is provided on the left side of the front side of the energy storage device outer box (1), and a right box door (101) is provided on the right side of the front side of the energy storage device outer box (1).

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