CN217159287U

CN217159287U - Rectification integration box of high-power photovoltaic power generation equipment

Info

Publication number: CN217159287U
Application number: CN202220661352.1U
Authority: CN
Inventors: 王丽娟; 徐赟; 赵钦; 严开来
Original assignee: Wuxi Junmao Jusheng New Energy Technology Co ltd
Current assignee: Wuxi Junmao Jusheng New Energy Technology Co ltd
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-08-09
Anticipated expiration: 2032-03-25

Abstract

The utility model relates to a photovoltaic power generation equipment technical field especially relates to a high-power photovoltaic power generation equipment's rectification collection box. The technical scheme comprises the following steps: the photovoltaic power generation box comprises a box body, movable frames and an air pipe, wherein slide rails are symmetrically installed on two sides of the inner wall of the box body, the two movable frames are arranged inside the box body, insulation plates are installed on the upper surfaces of the movable frames, the upper surfaces of the insulation plates are connected with a photovoltaic rectification inverter, racks are installed on the lower surfaces of the movable frames, servo motors are arranged on the inner walls of the two sides of the box body, one ends of the servo motors are connected with gears, the air pipe is installed on the two sides of the box body in a symmetrical mode, and a fan is installed at one end of the air pipe. The utility model discloses a servo motor control adjustable shelf removes, and the staff of being convenient for dismantles the change to photovoltaic rectifier and inverter, has reduced staff's intensity of labour, and the fan can directly blow the outside air on photovoltaic rectifier and inverter simultaneously, has greatly improved the device's radiating efficiency.

Description

Rectification integration box of high-power photovoltaic power generation equipment

Technical Field

The utility model relates to a photovoltaic power generation equipment technical field specifically is a high-power photovoltaic power generation equipment's rectification collection box.

Background

The photovoltaic power generation system mainly comprises a photovoltaic module, a controller, an inverter, a storage battery and other accessories, wherein the photovoltaic module converts light energy into direct current, the direct current is converted into alternating current under the action of the inverter and finally becomes electricity used by people, and the system is divided into an off-grid system and a grid-connected system according to whether the public power grid is relied on or not, wherein the off-grid system operates independently and does not depend on the power grid, the off-grid photovoltaic system is provided with the storage battery with an energy storage function, the power stability of the system can be ensured, and the off-grid photovoltaic system can supply load electricity under the conditions that the photovoltaic system does not generate electricity at night or generates electricity in rainy days and the like.

Through the magnanimity retrieval, discover prior art, and publication number is CN207714930U, discloses a safe type efficient photovoltaic inverter, including photovoltaic inverter main part, electronic lock, set bar and lock body, the electronic lock sets up on the cabinet door outer wall of photovoltaic inverter main part, the lock body is fixed on the cabinet door inner wall of photovoltaic inverter main part to lock body and electronic lock set up along the cabinet door symmetry of photovoltaic inverter main part, the set bar is located in the lock body. The utility model discloses a safe type efficient photovoltaic inverter has changed the lock structure of traditional automatically controlled cabinet, adopts the electronic lock of password, and the electric elements in the automatically controlled cabinet of protection that can be safer locks cabinet door and photovoltaic inverter main part together through the set bar, and the security is high.

To sum up, current photovoltaic power generation device's dc-to-ac converter rectifier box radiating effect is poor in the use, can't effectively dispel the heat with the dc-to-ac converter, and the inside that the manual box that stretches into of staff needs is dismantled or is installed the dc-to-ac converter in the inside of box simultaneously, and the staff of being convenient for carries out the dismouting in the narrow and small interior space of box, has greatly increased staff's intensity of labour.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-power photovoltaic power generation equipment's rectification collection box to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a rectification integration box of high-power photovoltaic power generation equipment comprises a box body, movable frames and an air pipe, wherein slide rails are symmetrically arranged on two sides of the inner wall of the box body, the two movable frames are movably arranged in the box body, the two ends of the movable frame are matched with the slide rails, the upper surfaces of the movable frames are provided with insulating plates, the upper surface of the insulating plate is connected with a photovoltaic rectification inverter by equidistant bolts, the lower surface of the movable frame is symmetrically provided with racks, the inner walls of the two sides of the box body are respectively provided with a servo motor, one end of each servo motor is connected with a gear, the gear is matched with the rack, air pipes are symmetrically arranged at two sides of the box body, a fan is arranged at one end of each air pipe penetrating through the inner wall of the box body, a temperature sensor is installed on the inner wall of one side, opposite to the opening, of the box body, and a movable door is rotatably connected to the opening of the box body.

Preferably, the lower surface of the box body is symmetrically provided with foot pads. The lower surface of the box body can be supported through the foot cushion plate, and the contact between the lower surface of the box body and the ground is avoided.

Preferably, radiating wing plates are welded at two ends of one side of the photovoltaic rectification inverter. The radiating efficiency of the photovoltaic rectifying inverter can be effectively improved through the radiating wing plate, and heat accumulation caused by high-strength operation of the photovoltaic rectifying inverter is avoided.

Preferably, the inner walls of the two sides of the box body are respectively provided with an isolation cover, and the servo motor is arranged in the isolation covers. Can effectively protect through the cage, avoid staff's hand and gear to take place the contact, prevent that the staff from receiving the injury.

Preferably, the air inlets of the air pipes are provided with filter screens. Can filter the inspiratory air of tuber pipe through the filter screen, avoid containing foreign matter such as a large amount of dust in the inspiratory air, prevent that the inside of box from producing the deposition.

Preferably, two glass plates are embedded in the movable door, the positions of the glass plates correspond to the photovoltaic rectification inverter, and the lower end of one side of the movable door is provided with a heat dissipation hole. Can be convenient for the staff to observe the inside equipment operation situation of box through transparent glass board for the staff can directly inspect photovoltaic rectifier inverter without opening the dodge gate during the inspection, can be convenient for discharge the heat of box inside through the louvre simultaneously.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a servo motor control adjustable shelf carries out horizontal migration, make the adjustable shelf stretch out from the inside of box, the staff of being convenient for dismantles the change in the photovoltaic rectifier inverter on the outside of box to the adjustable shelf, staff's intensity of labour has been reduced, the inside of inhaling the box with the outside air through the fan simultaneously directly blows on photovoltaic rectifier inverter, make photovoltaic rectifier inverter can cool down fast, photovoltaic rectifier inverter's radiating efficiency has greatly been improved, avoid photovoltaic rectifier inverter to amass the heat and take place to damage spontaneous combustion even.

Drawings

FIG. 1 is a schematic view of the main sectional structure of the present invention;

FIG. 2 is a schematic view of the sectional structure of the present invention;

fig. 3 is a schematic front view of the structure of the present invention.

In the figure: 1. a footplate; 2. a box body; 3. a fan; 4. a servo motor; 5. a slide rail; 6. a movable frame; 7. an air duct; 8. a photovoltaic rectifier inverter; 9. a temperature sensor; 10. a heat dissipation wing plate; 11. a filter screen; 12. a rack; 13. a gear; 14. an isolation cover; 15. an insulating plate; 16. heat dissipation holes; 17. a glass plate; 18. a movable door.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example one

As shown in figures 1-3, the utility model provides a rectification integration box of high-power photovoltaic power generation equipment, including box 2, adjustable shelf 6 and tuber pipe 7, the lower surface symmetry of box 2 installs the foot pad 1, can support the lower surface of box 2 through foot pad 1, avoid the lower surface of box 2 to contact with ground, prevent that the ground humidity from leading to box 2 corrosion, slide rail 5 is all installed to the inner wall both sides symmetry of box 2, the inside activity of box 2 is provided with two adjustable shelves 6, and the both ends of adjustable shelf 6 and slide rail 5 are adapted, the upper surface of adjustable shelf 6 all installs insulation board 15, the upper surface equidistance bolted connection of insulation board 15 has photovoltaic rectification inverter 8, the electricity that the solar cell group sent out is the direct current, the electrical apparatus is the alternating current generally, need pass through the rectification of photovoltaic rectification inverter 8, make direct current change alternating current can only export the electric wire netting and use, both ends of one side of the photovoltaic rectifier inverter 8 are welded with the heat dissipation wing plates 10, the heat dissipation wing plates 10 can improve the heat dissipation area of the photovoltaic rectifier inverter 8, so that the heat dissipation wing plates 10 can effectively improve the heat dissipation efficiency of the photovoltaic rectifier inverter 8, heat accumulation generated when the photovoltaic rectifier inverter 8 runs at high strength is avoided, and faults such as short circuit and spontaneous combustion of the photovoltaic rectifier inverter 8 are avoided.

The lower surface of the movable frame 6 is symmetrically provided with racks 12, the inner walls of the two sides of the box body 2 are provided with servo motors 4, certainly, as well known to those skilled in the art, the provision of the servo motors 4 is common and belongs to conventional means or common knowledge, which is not described herein any more, those skilled in the art can carry out any selection according to their needs or convenience, the inner walls of the two sides of the box body 2 are provided with isolation hoods 14, the servo motors 4 are arranged inside the isolation hoods 14, and can effectively protect through the isolation hoods 14, so as to avoid the hands of the workers from contacting with the gears 13, prevent the workers from being injured, and greatly improve the safety when the device is used, one end of the servo motor 4 is connected with a gear 13, the gear 13 is adapted to the racks 12, the two sides of the box body 2 are symmetrically provided with air ducts 7, and the air inlets of the air ducts 7 are provided with filter screens 11, can filter the air that 7 inhalations of tuber pipe through filter screen 11, avoid containing foreign matters such as a large amount of dusts in the inspiratory air, prevent that the inside of box 2 from producing the deposition, avoid external worm and mouse to get into the inside of box 2 simultaneously and sting the wire, prevent that the device is impaired, greatly improved the practicality of device, fan 3 is installed to the one end that tuber pipe 7 runs through the 2 inner walls of box, can produce the inside that the air negative pressure inhales box 2 with the outside air when fan 3 is rotatory.

Example two

As shown in fig. 1-3, the utility model provides a high-power photovoltaic power generation equipment's rectification collection box compares in embodiment one, and this embodiment still includes: the box 2 is just to installing temperature sensor 9 on the one side inner wall of opening part, the opening part of box 2 is rotated and is connected with dodge gate 18, two glass boards 17 are installed to the embedding on the dodge gate 18, and the position of glass board 17 is corresponding with photovoltaic rectifier inverter 8, louvre 16 has been seted up to one side lower extreme of dodge gate 18, glass board 17 can constitute observation window, can be convenient for the staff to observe the inside equipment operation situation of box 2 through transparent glass board 17, make the staff can directly inspect photovoltaic rectifier inverter 8 without opening dodge gate 18 during the inspection, can be convenient for discharge the inside heat of box 2 through louvre 16 simultaneously, make the air accessible louvre 16 of tuber pipe 7 intake discharge, the device's radiating efficiency has effectively been improved.

In the embodiment, the device is connected with an external power supply, a worker fixes a plurality of groups of photovoltaic rectifier inverters 8 on an insulating plate 15 and connects circuits of a photovoltaic system, so that a rectifier device of the photovoltaic power generation system is integrally installed, when the photovoltaic rectifier inverters 8 in the box body 2 are in failure or damaged, the worker can start the servo motor 4 and drive the movable frame 6 to extend out of the box body 2 through the gear 13 and the rack 12, the worker can conveniently detach and replace the damaged photovoltaic rectifier inverters 8 of the movable frame 6 at the outer side of the box body 2, the labor intensity of the worker is reduced, meanwhile, the photovoltaic rectifier inverters 8 can generate a large amount of heat in the operation process of the device, outside air is sucked into the box body 2 through the fan 3 and directly blown onto the photovoltaic rectifier inverters 8, so that the photovoltaic rectifier inverters 8 can be rapidly cooled, the photovoltaic rectifier inverter 8 is prevented from being damaged by accumulated heat and even spontaneously combusted, the heat dissipation efficiency of the photovoltaic rectifier inverter 8 is improved, and the safety of the device is greatly improved.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a high-power photovoltaic power generation equipment's rectification collection box, includes box (2), adjustable shelf (6) and tuber pipe (7), its characterized in that: slide rail (5) are symmetrically installed on the two sides of the inner wall of box (2), two movable frames (6) are arranged in the box (2) in an internal movable mode, the two ends of the movable frames (6) are matched with the slide rail (5), an insulation board (15) is installed on the upper surface of each movable frame (6), a photovoltaic rectifier inverter (8) is connected to the upper surface of each insulation board (15) in an equidistant mode through bolts, racks (12) are symmetrically installed on the lower surface of each movable frame (6), servo motors (4) are arranged on the inner walls of the two sides of the box (2), one ends of the servo motors (4) are connected with gears (13), the gears (13) are matched with the racks (12), air pipes (7) are symmetrically installed on the two sides of the box (2), and fans (3) are installed at one end, which penetrates through the inner wall of the box (2), the temperature sensor (9) is installed on the inner wall of one side, opposite to the opening, of the box body (2), and the opening of the box body (2) is rotatably connected with the movable door (18).

2. The rectification integration box of high-power photovoltaic power generation equipment as claimed in claim 1, wherein: the lower surface of the box body (2) is symmetrically provided with foot pads (1).

3. The rectification integration box of high-power photovoltaic power generation equipment as claimed in claim 1, wherein: and heat dissipation wing plates (10) are welded at two ends of one side of the photovoltaic rectification inverter (8).

4. The rectification integration box of high-power photovoltaic power generation equipment as claimed in claim 1, wherein: isolation covers (14) are installed on the inner walls of the two sides of the box body (2), and the servo motor (4) is arranged inside the isolation covers (14).

5. The rectification integration box of high-power photovoltaic power generation equipment as claimed in claim 1, wherein: and filter screens (11) are arranged at air inlets of the air pipes (7).

6. The rectification integration box of high-power photovoltaic power generation equipment as claimed in claim 1, wherein: two glass plates (17) are embedded in the movable door (18), the positions of the glass plates (17) correspond to the photovoltaic rectifying inverter (8), and a heat dissipation hole (16) is formed in the lower end of one side of the movable door (18).