CN222620492U

CN222620492U - Heat abstractor of photovoltaic grid-connected box

Info

Publication number: CN222620492U
Application number: CN202421076175.6U
Authority: CN
Inventors: 郑全四郎; 金静; 王敏
Original assignee: Nanjing Qianxin Electrical Device Co ltd
Current assignee: Nanjing Qianxin Electrical Device Co ltd
Priority date: 2024-05-17
Filing date: 2024-05-17
Publication date: 2025-03-14
Anticipated expiration: 2034-05-17

Abstract

The utility model relates to the technical field of grid connection of photovoltaic power generation and discloses a radiating device of a photovoltaic grid connection box, which comprises a box body, a box cover and a box top, wherein the box cover is arranged on the side wall of the box body, the box top is arranged on the top of the box body, two fans are symmetrically arranged on the upper side of the inside of the box body, air inlets are formed in the bottoms of the two sides of the box body, air outlets are formed in the two sides of the bottom of the box top, and damping support legs are arranged at four corners of the bottom of the box body. The utility model adopts the functions of lower inlet and upper outlet and active air cooling and heat dissipation, so that the heat in the box body can be rapidly dissipated, and the service life of the electrical element is prolonged.

Description

Heat abstractor of photovoltaic grid-connected box

Technical Field

The utility model relates to the technical field of grid connection of photovoltaic power generation, in particular to a heat dissipation device of a photovoltaic grid connection box.

Background

The grid-connected box is used as a general outlet of the photovoltaic power station and exists in the photovoltaic system and is a power distribution device for connecting the photovoltaic power station and a power grid, and the grid-connected box is mainly used as a demarcation point of the photovoltaic power generation system and the power grid.

When the existing photovoltaic grid-connected box runs for a long time, heat in the box body is accumulated and difficult to dissipate, at present, each manufacturer mainly depends on a natural environment air circulation and dissipation mode, the environment air naturally circulates, the air flow is insufficient, the heat dissipation effect is not obvious, the temperature cannot be effectively reduced, the temperature in the box body is too high, the service life of electrical elements is prolonged, and meanwhile, the risk of fire is caused. Therefore, a heat dissipation device of a photovoltaic grid-connected box is provided.

Disclosure of utility model

The utility model aims to solve the problem of poor radiating effect of a photovoltaic grid-connected box in the prior art, and provides a radiating device of the photovoltaic grid-connected box.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The radiating device of the photovoltaic grid-connected box comprises a box body, a box cover and a box top, wherein the box cover is arranged on the side wall of the box body, the box top is arranged on the top of the box body, two fans are symmetrically arranged on the upper side of the inside of the box body, air inlets are formed in the bottoms of two sides of the box body, air outlets are formed in the two sides of the bottom of the box top, and damping support legs are arranged at four corners of the bottom of the box body.

Preferably, the box top adopts a conical structure.

Preferably, the air inlet adopts a dustproof air inlet window.

Preferably, the air outlet adopts an air outlet pipe which is vertically downwards arranged.

Preferably, the shock attenuation stabilizer blade includes rubber seat, screw rod and nut, the screw rod is vertical fixed setting in the top of rubber seat, the nut screw thread sets up on the pole wall of screw rod, the bottom of box is equipped with and screw rod matched with screw.

Preferably, the rubber seat adopts a truncated cone-shaped structure.

Compared with the prior art, the utility model provides the radiating device of the photovoltaic grid-connected box, which has the following beneficial effects:

1. This heat abstractor of photovoltaic grid-connected box through the fan, air intake and the air outlet that are equipped with, and fan work can inhale outside gas through the air intake of both sides, and the air outlet at rethread top discharges to realize going into down and going out, and initiative forced air cooling radiating function, make the inside heat of box can obtain dispelling fast, prolonged electrical components's life.

2. This heat abstractor of photovoltaic grid-connected box, through the shock attenuation stabilizer blade that is equipped with, and the shock attenuation stabilizer blade comprises rubber seat, screw rod and nut, and rubber seat and place the face contact, make the use height of rubber seat obtain the adjustment through rotating the screw rod, the rethread screws up the nut for the position of screw rod is fixed, thereby can steadily support the box, and shock attenuation is effectual simultaneously, can reduce the influence of vibrations to electrical components.

The device has the advantages that the parts which are not involved in the device are the same as or can be realized by adopting the prior art, the utility model adopts the functions of lower inlet and upper outlet and active air cooling and heat dissipation, so that the heat in the box body can be rapidly dissipated, and the service life of the electrical element is prolonged.

Drawings

Fig. 1 is a perspective view of a heat dissipating device of a photovoltaic grid-connected box according to the present utility model;

fig. 2 is a plan view of a heat dissipating device of a photovoltaic grid-connected box according to the present utility model;

FIG. 3 is a cross-sectional view taken along the direction A-A in FIG. 2;

Fig. 4 is a schematic view of the shock absorbing foot of fig. 1.

In the figure, 1, the top of the box; 2, a box body, 3, a box cover, 4, a fan, 5, an air inlet, 6, an air outlet, 7, damping support legs, 8, a rubber seat, 9, a screw rod, 10 and a nut.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 3

Referring to fig. 1-2, a heat dissipating device of a photovoltaic grid-connected box comprises a box body 2, a box cover 3 and a box top 1, wherein the box cover 3 is arranged on the side wall of the box body 2, the box top 1 is arranged at the top of the box body 2, the box top 1 adopts a conical structure, two fans 4 are symmetrically arranged at the upper side of the inside of the box body 2, air inlets 5 are respectively arranged at the bottoms of the two sides of the box body 2, dustproof air inlet windows are adopted at the air inlets 5, air outlets 6 are respectively arranged at the two sides of the bottom of the box top 1, an air outlet pipe which is vertically downwards arranged is adopted at the air outlets 6, the fans 4 can suck external air through the air inlets 5 at the two sides and discharge the air through the air outlets 6 at the top, so that the lower inlet and the upper outlet are realized, and the heat in the box body 2 can be rapidly dissipated, and the service life of an electrical element is prolonged.

Example 2

Referring to fig. 1 and 4, the bottom four corners department of box 2 all is equipped with shock attenuation stabilizer blade 7, shock attenuation stabilizer blade 7 includes rubber seat 8, screw rod 9 and nut 10, screw rod 9 is vertical fixed setting in the top of rubber seat 8, the nut 10 screw thread sets up on the wall of screw rod 9, the bottom of box 2 is equipped with the screw with screw rod 9 matched with, rubber seat 8 adopts round platform shape structure, when installing shock attenuation stabilizer blade 7, through vibrations rubber seat 8 for screw rod 9 and the screw threaded connection of box 2 bottom, the position of adjustable rubber seat 8 this moment, thereby can guarantee that box 2 can steady support and place, when box 2 receives the vibrations impact force, the impact force can be absorbed to rubber seat 8 at this moment, reduce the influence of vibrations to the inside electrical components of box 2.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The heat dissipation device of the photovoltaic grid-connected box comprises a box body (2), a box cover (3) and a box top (1), and is characterized in that the box cover (3) is arranged on the side wall of the box body (2), and the box top (1) is arranged at the top of the box body (2);

Two fans (4) are symmetrically arranged on the upper side of the inside of the box body (2), air inlets (5) are formed in the bottoms of the two sides of the box body (2), and air outlets (6) are formed in the two sides of the bottom of the box top (1);

Damping support legs (7) are arranged at four corners of the bottom of the box body (2).

2. The heat dissipation device of a photovoltaic grid-connected box according to claim 1, characterized in that the box top (1) adopts a conical structure.

3. The heat dissipation device of a photovoltaic grid-connected box according to claim 1, characterized in that the air inlet (5) adopts a dustproof air inlet window.

4. The heat dissipating device of a photovoltaic grid-connected box according to claim 1, wherein the air outlet (6) is an air outlet pipe arranged vertically downwards.

5. The heat dissipation device of the photovoltaic grid-connected box according to claim 1, wherein the shock absorption support leg (7) comprises a rubber seat (8), a screw rod (9) and a nut (10), the screw rod (9) is vertically and fixedly arranged at the top of the rubber seat (8), the nut (10) is arranged on the rod wall of the screw rod (9) in a threaded mode, and a screw hole matched with the screw rod (9) is formed in the bottom of the box body (2).

6. The heat dissipation device of a photovoltaic grid-connected box according to claim 5, wherein the rubber seat (8) adopts a truncated cone-shaped structure.