CN221042784U

CN221042784U - Photovoltaic inverter box

Info

Publication number: CN221042784U
Application number: CN202322096723.3U
Authority: CN
Inventors: 王中华; 杨海峰; 姚连明; 张广良; 张冰; 潘晗晗
Original assignee: Huaneng Jinxiang New Energy Co ltd
Current assignee: Huaneng Jinxiang New Energy Co ltd
Priority date: 2023-08-03
Filing date: 2023-08-03
Publication date: 2024-05-28
Anticipated expiration: 2033-08-03

Abstract

The utility model provides a photovoltaic inverter box body, and mainly relates to the technical field of photovoltaic inverters. The utility model provides a photovoltaic inverter box, includes first box, second box, and first box is fixed to be set up in second shells inner wall bottom, and the outside articulated sealing door of second box, second box left and right sides are close to the bottom symmetry and have been seted up the air inlet groove, and the air inlet groove outside is fixed to set up the several and advance the fan, and every air inlet groove outside all is fixed to set up first filter element, and the second box top is fixed to set up the cavity of airing exhaust, and the cavity of airing exhaust left and right sides symmetry is fixed to set up the second filter element. The utility model has the beneficial effects that: the utility model has simple structure, is convenient for installation and use, and the two filter components are detachably arranged, so that the filter element is convenient for replacement and cleaning; the device adopts the double-layer box body arrangement, and air uniformly enters the box body through the guide grids, so that the heat dissipation effect is improved; the air inlet hole and the air outlet hole are downward, and rainwater is not easy to enter.

Description

Photovoltaic inverter box

Technical Field

The utility model mainly relates to the technical field of photovoltaic inverters, in particular to a photovoltaic inverter box body.

Background

The photovoltaic inverter can convert variable direct current voltage generated by the photovoltaic solar panel into alternating current with the mains frequency, and can be fed back to a commercial power transmission system or used for an off-grid power grid, the photovoltaic inverter is generally arranged outdoors for use, and a large amount of heat is generated when the circuit works in the process of converting direct current into alternating current, so that the problems of heat dissipation and water resistance of the outdoor photovoltaic inverter are required to be solved.

The existing photovoltaic inverter box body is provided with the air inlet and the air outlet at the side edges, so that when the photovoltaic inverter box body is installed outdoors, rainwater is very easy to blow into the box body from the side edges by wind to cause danger when the photovoltaic inverter box body encounters strong wind weather; the air filter device who sets up simultaneously is inconvenient for changing and dismantles, influences maintenance efficiency. For this purpose, we propose a photovoltaic inverter case solving the above problems.

Disclosure of utility model

The utility model aims to achieve the aim, and the aim is achieved by the following technical scheme:

The utility model provides a photovoltaic inverter box, includes first box, second box, first box is fixed to be set up in second box inner wall bottom, the outside articulated sealing door of second box, the second box left and right sides is close to the bottom symmetry and has seted up the air inlet groove, the outside fixed several inlet fan that sets up of air inlet groove, every the outside first filter unit that all fixes of air inlet groove sets up, the fixed cavity of airing exhaust that sets up in second box top, the fixed second filter unit that sets up of cavity left and right sides symmetry of airing exhaust.

The second box, fixed baffle that sets up in the middle of the inside, the fixed passageway of airing exhaust that sets up of symmetry between first box top and the second box, the fixed exhaust fan that sets up of first box top symmetry, the exhaust fan is located the passageway of airing exhaust inside, first box and the cavity intercommunication of airing exhaust.

The first box body is characterized in that vent holes are formed in the left side face, the right side face and the rear face of the first box body, a plurality of guide grids are symmetrically and fixedly arranged on the left side face and the right side face of the first box body, and a vent space is formed between the first box body and the inner wall of the second box body.

The first filter component comprises a first shell and a first filter element, the first shell is fixedly arranged on the side face of the second box body, a plurality of air inlet holes are formed in the bottom of the first shell, and the first filter element is arranged on two sides of the inner wall of the first shell in a sliding mode.

The second filter component comprises a second shell and a second filter element, the second shell is fixedly arranged on the side face of the second box body, a groove is formed in the side face, close to the second box body, of the second shell, the second filter element is fixedly arranged inside the groove, and a plurality of air outlet holes are formed in the bottom of the second shell.

The left side of the sealing door is hinged to the front face of the second box body through two hinges, and a hasp is fixedly arranged on the right side of the sealing door and the right side of the second box body.

Compared with the prior art, the utility model has the beneficial effects that:

The utility model has simple structure, is convenient for installation and use, can be detachably arranged with two filter components, is convenient for replacing and cleaning the filter element, and is convenient for maintaining the components; the device adopts the double-layer box body arrangement, and air uniformly enters the box body through the guide grids, so that the heat dissipation effect is improved; the inlet opening and the outlet opening are downward, rainwater is not easy to enter, and because the filter elements are arranged nearby the inlet opening and the outlet opening, air entering the inside of the box body is filtered, a large amount of dust is prevented from entering the inside of the box body to cause discharge, short circuit and other conditions, and the safety of a circuit is ensured.

Drawings

FIG. 1 is a schematic view of a first view angle structure of the present utility model;

FIG. 2 is a schematic view of a second view angle structure of the present utility model;

FIG. 3 is a schematic cross-sectional view of the present utility model;

FIG. 4 is a schematic view of a third view angle structure of the present utility model;

FIG. 5 is a schematic view of the structure of a second case of the present utility model;

FIG. 6 is a schematic view of the first housing structure of the present utility model;

FIG. 7 is a schematic view of a second filter assembly of the present utility model;

fig. 8 is a schematic view of a second filter assembly according to the present utility model.

The reference numbers shown in the drawings: 1. a first case; 101. a guide grid; 2. a second case; 201. an air inlet groove; 202. an exhaust cavity; 203. a baffle; 3. sealing the door; 4. an inlet fan; 5. a first filter assembly; 501. a first housing; 502. a first filter element; 6. a second filter assembly; 601. a second housing; 602. a second filter element; 7. an exhaust passage; 8. an exhaust fan; 9. a hasp.

Detailed Description

The utility model will be further described with reference to the accompanying drawings and specific embodiments. It is to be understood that these examples are illustrative of the present utility model and are not intended to limit the scope of the present utility model. Further, it will be understood that various changes and modifications may be made by those skilled in the art after reading the teachings of the utility model, and equivalents thereof fall within the scope of the utility model as defined by the claims.

Referring to the drawings, a photovoltaic inverter box, including first box 1, second box 2, first box 1 is fixed to be set up in 2 inner wall bottoms of second box, 2 outside articulated sealing door 3 of second box, the air inlet groove 201 has been seted up to the symmetry of bottom in 2 left and right sides of second box, the fixed several air inlet fan 4 that sets up in air inlet groove 201 outside, every the equal fixed first filter component 5 that sets up in air inlet groove 201 outside, the fixed cavity 202 that airs exhaust that sets up in 2 tops of second box, the cavity 202 left and right sides symmetry of airing exhaust sets up second filter component 6.

The second box 2, fixed baffle 203 that sets up in the middle of the inside, the fixed passageway 7 that airs exhaust that sets up of symmetry between first box 1 top and the second box 2, the fixed exhaust fan 8 that sets up of first box 1 top symmetry, exhaust fan 8 are located inside the passageway 7 of airing exhaust, first box 1 communicates with cavity 202 of airing exhaust.

The ventilation holes are formed in the left side surface, the right side surface and the rear surface of the first box body 1, a plurality of guide grids 101 are symmetrically and fixedly arranged in the left side and the right side of the first box body 1, the air of the box body is uniformly distributed through the structural design, the heat dissipation effect is improved, and a ventilation space is formed between the first box body 1 and the inner wall of the second box body 2.

The first filtering component 5 comprises a first shell 501 and a first filtering element 502, the first shell 501 is fixedly arranged on the side face of the second box body 2, a plurality of air inlet holes are formed in the bottom of the first shell 501, the first filtering element 502 is slidably arranged on two sides of the inner wall of the first shell 501, and the first filtering element 502 is close to the positions of the air inlet holes.

The second filtering component 6 comprises a second shell 601 and a second filtering core 602, the second shell 601 is fixedly arranged on the side face of the second box body 2, a groove is formed in the side face, close to the second box body 2, of the second shell 601, the second filtering core 602 is fixedly arranged inside the groove, and a plurality of air outlet holes are formed in the bottom of the second shell 601.

The left side of the sealing door 3 is hinged to the front face of the second box body 2 through two hinges, and a hasp 9 is fixedly arranged on the right side of the sealing door 3 and the right side of the second box body 2.

When the device is used, the inverter circuit board is arranged in the first box body 1 of the installation box, the air inlet fan 5 works, at the moment, external air enters the interior through the air inlet groove 201 at the bottom, the air outlet fan 8 pumps out the internal hot air and discharges the hot air from the air outlet hole through the air outlet cavity 202, and the air is radiated to the interior of the first box body 1 in a vertical convection mode; when the filter cartridge is replaced, the first housing 501 and the second housing 601 are removed, the first filter cartridge 502 and the second filter cartridge 602 to be replaced are drawn out, a new filter cartridge is replaced, and the housings are mounted.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a photovoltaic inverter box, includes first box (1), second box (2), its characterized in that: the utility model discloses a filter device for the air conditioner, including first box (1), second box (2) outside hinged seal door (3), second box (2) left and right sides are close to bottom symmetry and have been seted up air inlet groove (201), air inlet groove (201) outside fixed several inlet fan (4), every air inlet groove (201) outside all sets up first filter component (5) fixedly, second box (2) top is fixed to be set up cavity of airing exhaust (202), cavity of airing exhaust (202) left and right sides symmetry is fixed to set up second filter component (6).

2. The photovoltaic inverter case according to claim 1, wherein: the utility model discloses a novel refrigerator is characterized in that a baffle (203) is fixedly arranged in the middle of the interior of a second box body (2), an exhaust channel (7) is symmetrically and fixedly arranged between the top of a first box body (1) and the second box body (2), and the top of the first box body (1) is symmetrical in that: the novel box is characterized in that vent holes are formed in the left side face, the right side face and the rear face of the first box body (1), a plurality of guide grids (101) are symmetrically and fixedly arranged on the two sides of the first box body (1), and a ventilation space is formed between the first box body (1) and the inner wall of the second box body (2).

3. The photovoltaic inverter case according to claim 1, wherein: the first filter component (5) comprises a first shell (501) and a first filter element (502), wherein the first shell (501) is fixedly arranged on the side face of the second box body (2), a plurality of air inlet holes are formed in the bottom of the first shell (501), and the first filter element (502) is slidably arranged on two sides of the inner wall of the first shell (501).

4. The photovoltaic inverter case according to claim 1, wherein: the second filter component (6) comprises a second shell (601) and a second filter element (602), the second shell (601) is fixedly arranged on the side face of the second box body (2), a groove is formed in the side face, close to the second box body (2), of the second shell (601), the second filter element (602) is fixed inside the groove, and a plurality of air outlet holes are formed in the bottom of the second shell (601).

5. The photovoltaic inverter case according to claim 1, wherein: the left side of the sealing door (3) is hinged to the front face of the second box body (2) through two hinges, and a hasp (9) is fixedly arranged on the right side of the sealing door (3) and the right side of the second box body (2).