CN211720101U - A power distribution box with heat dissipation function - Google Patents

Abstract

The utility model belongs to the technical field of the block terminal technique and specifically relates to a block terminal with heat dissipation function, the power distribution box comprises a box body, the fixed tripe ventilation window that is equipped with on two sides of box, the preceding both sides that go up and lie in the chamber door of box are equipped with heat dissipation slot, all peg graft in the heat dissipation slot and have the heat dissipation framework, at least, be fixed with a radiator fan in every heat dissipation framework, the heat dissipation framework is located the fixed plate that is equipped with in the outside one side of heat dissipation slot, be equipped with on the opening periphery of heat dissipation slot with fixed plate assorted seal groove, the fixed plate is fixed in the seal groove, the top of box is run through and is equipped with one row of radiating ring, the fixed mounting panel that is equipped with on the radiating. The utility model discloses simple structure, the inside radiating effect of block terminal is favorable to improving, is worth promoting.

Description

A power distribution box with heat dissipation function

technical field

The utility model relates to the technical field of distribution boxes, in particular to a distribution box with a heat dissipation function.

Background technique

As an auxiliary electrical equipment, the distribution box is widely used in the final equipment of the power distribution system. They mainly distribute the electric energy to the nearby load equipment, and provide protection, monitoring and control for the equipment to cope with the load, and provide a guarantee for the transmission of power. However, in the process of power transmission, a large amount of heat will be generated. If the generated heat is not discharged in time, it will cause damage to the power distribution equipment inside the power distribution box, and there are certain safety hazards. Most of the existing power distribution boxes use heat dissipation. Although some power distribution boxes are equipped with cooling fans, the cooling fans are generally fixed inside the power distribution box. Once damaged, it is difficult to replace them, and it is also difficult to clean the dust after a long time of use. The back is generally directly installed on the back panel of the power distribution box, and the heat generated by the back is difficult to dissipate, resulting in an unsatisfactory heat dissipation effect. Therefore, we propose a power distribution box with heat dissipation function.

Utility model content

The purpose of the utility model is to solve the disadvantage of unsatisfactory heat dissipation effect in the prior art, and proposes a power distribution box with heat dissipation function.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A power distribution box with heat dissipation function is designed, including a box body, a box door is fixed on the front of the box body through hinges, and louver ventilation windows are fixed on two sides of the box body. There are cooling slots on the front of the box and on both sides of the box door. One side of the cooling slot is communicated with the inside of the box, and the other side is communicated with the outside through the louver ventilation window. A heat-dissipating frame body is plugged in, and at least one heat-dissipating fan is fixed in each of the heat-dissipating frames. A fixing plate is fixed on the side of the heat-dissipating frame body located outside the heat-dissipating slot, and the two ends of the fixing plate are provided with support ears. The opening periphery of the heat dissipation slot is provided with a sealing groove matching the fixing plate, the fixing plate is located in the sealing groove, the support lugs are fixed on the box body by screws, and a row of heat dissipation is arranged through the top of the box body. The opening direction of the heat dissipation ring is set toward the louver ventilation window, and a mounting plate is fixed on the heat dissipation ring, and each of the heat dissipation rings is arranged through the mounting plate, and the mounting plate faces one side of the louver ventilation window. A plurality of heat dissipation holes are provided through the side.

Preferably, sealing strips are fixed on the peripheries of both sides of the heat dissipation frame, and the sealing strips are hollow rubber strips.

Preferably, a dust filter screen is fixed on one side of the heat dissipation frame corresponding to the louver ventilation window.

Preferably, the heat dissipation ring is one of a rectangle, a long waist or an ellipse, and the heat dissipation ring is a hollow copper tube, and the heat dissipation ring is filled with paraffin blocks.

Preferably, the cooling fan is an axial flow fan, and is connected to the power supply of the distribution box through wires.

Preferably, the fixing plates are provided with buckles.

The utility model proposes a power distribution box with heat dissipation function, the beneficial effects are: the utility model can realize the rapid flow of the air flow inside the power distribution box and form a circulating air flow with the outside through the heat dissipation fans plugged and unplugged on both sides of the power distribution box. Heat dissipation, and the way of plugging and unplugging is convenient for the maintenance and cleaning of the cooling fan. At the same time, the installation board is suspended in the box, and the heat dissipation area is enlarged through the heat dissipation ring, which is beneficial to the heat dissipation at the bottom of the power distribution equipment and improves the heat dissipation inside the power distribution box. Effect.

Description of drawings

FIG. 1 is a schematic three-dimensional structure diagram of a power distribution box with heat dissipation function proposed by the utility model;

FIG. 2 is a schematic diagram of an exploded structure of a power distribution box with heat dissipation function proposed by the utility model;

3 is a schematic cross-sectional structural diagram of a power distribution box with a heat dissipation function proposed by the utility model;

4 is a schematic cross-sectional structural diagram of a power distribution box with a heat dissipation function proposed by the present invention.

In the figure: box body (1), hinge (2), box door (3), cooling slot (4), cooling frame body (5), fixing plate (6), support lug (7), sealing groove (8) ), cooling fan (9), dust filter (10), sealing strip (11), louver ventilation window (12), cooling ring (13), mounting plate (14), screws (15), cooling holes (16), Buckle hand (17).

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example.

1-4, a power distribution box with heat dissipation function includes a box body 1, a box door 3 is fixed on the front of the box body 1 through a hinge 2, and a louver ventilation is fixed on the two sides of the box body 1 Window 12, on the front of the box body 1 and on both sides of the box door 3 are provided with heat dissipation slots 4, one side of the heat dissipation slot 4 is communicated with the inside of the box body 1, and the other side is connected with the outside through the louver ventilation window 12 The heat dissipation slots 4 are all plugged with heat dissipation frames 5. At least one heat dissipation fan 9 is fixed in each heat dissipation frame 5. The heat dissipation fan 9 is an axial flow fan and is connected to the power supply of the power distribution box through wires. Above, the air supply directions of the cooling fans 9 on both sides of the box body 1 are the same. For heat dissipation, sealing strips 11 are fixed on both sides of the heat dissipation frame body 5. The sealing strips 11 are hollow rubber strips. The sealing strips 11 can ensure the sealing between the two sides of the heat dissipation frame body 5 and the box body 1 to avoid heat dissipation. In case of air leakage, a dust filter 10 is fixed on one side of the heat dissipation frame 5 corresponding to the louver ventilation window 12 .

The side of the heat dissipation frame 5 located outside the heat dissipation slot 4 is fixedly provided with a fixed plate 6 , the two ends of the fixed plate 6 are provided with support ears 7 , and the opening periphery of the heat dissipation slot 4 is provided with a seal matching the fixed plate 6 . Slot 8, the fixing plate 6 is located in the sealing groove 8, the support lugs 7 are fixed on the box body 1 by screws 15, and the fixing plate 6 is provided with buckles 17, the buckles 17 facilitate the removal of the heat dissipation frame 5, and the fixing plate 6 It can be fixed in the sealing groove 8 through the support lugs 7, and the heat dissipation frame body 5 is set in the box body 1 by means of plugging and unplugging, which facilitates the daily maintenance and cleaning of the heat dissipation fan 9.

The top of the box body 1 is provided with a row of heat dissipation rings 13, the heat dissipation ring 13 is one of a rectangle, a long waist or an ellipse, and the heat dissipation ring 13 is a hollow copper tube, and the heat dissipation ring 13 is filled with paraffin blocks to dissipate heat. The opening direction of the ring 13 is disposed toward the louver ventilation window 12 , the heat dissipation ring 13 is fixedly provided with a mounting plate 14 , each heat dissipation ring 13 is disposed through the installation plate 14 , and the mounting plate 14 is provided through the side facing the louver ventilation window 12 . There are a plurality of heat dissipation holes 16, and the cold air flowing through the box 1 can pass through the heat dissipation holes 16, which increases the heat dissipation contact area between the cold air and the mounting plate 14. The heat dissipation hole 16 The mounting plate 14 is made of aluminum, which effectively improves The thermal conductivity of the mounting plate 14, the heat generated by the power distribution equipment during the working process, especially the heat generated at the back, is conducted to the heat dissipation ring 13 through the mounting plate 14. The heat exchange is formed to improve the heat dissipation effect of the power distribution equipment. Through the mounting plate 14 and the plurality of heat dissipation rings 13, the heat conduction area inside the box 1 is increased, and the contact area with the cold air is also increased, which further improves the heat dissipation and improves the The overall heat dissipation of the distribution box.

The above are only the preferred specific embodiments of the present invention, but the protection scope of the present invention is not limited to this. Equivalent replacement or modification of the new technical solution and its utility model concept shall be included within the protection scope of the present utility model.

Claims (6)

1. A distribution box with a heat dissipation function comprises a box body (1), wherein a box door (3) is fixedly arranged on the front face of the box body (1) through a hinge (2), and the distribution box is characterized in that louver ventilation windows (12) are fixedly arranged on two side faces of the box body (1), heat dissipation slots (4) are arranged on the front face of the box body (1) and positioned on two sides of the box door (3), one side of each heat dissipation slot (4) is communicated with the inside of the box body (1), the other side of each heat dissipation slot is communicated with the outside through the louver ventilation windows (12), heat dissipation frame bodies (5) are inserted into the heat dissipation slots (4), at least one heat dissipation fan (9) is fixed in each heat dissipation frame body (5), a fixing plate (6) is fixedly arranged on one side of the heat dissipation frame body (5) positioned outside the heat dissipation slots (4), and support lugs (7) are arranged, be equipped with on the opening periphery of heat dissipation slot (4) with fixed plate (6) assorted seal groove (8), fixed plate (6) are located seal groove (8), journal stirrup (7) are fixed on box (1) through screw (15), the top of box (1) is run through and is equipped with one row of cooling ring (13), the opening direction of cooling ring (13) sets up towards tripe ventilation window (12), fixed mounting panel (14) that are equipped with on cooling ring (13), every cooling ring (13) all run through the setting on mounting panel (14), mounting panel (14) are run through and are equipped with a plurality of louvres (16) towards one side of tripe ventilation window (12).

2. The distribution box with the heat dissipation function according to claim 1, wherein sealing strips (11) are fixedly arranged on the peripheries of two sides of the heat dissipation frame body (5), and the sealing strips (11) are hollow rubber strips.

3. The distribution box with the heat dissipation function according to claim 1, wherein a dust filter (10) is fixed on one side of the heat dissipation frame (5) corresponding to the louver (12).

4. The distribution box with the heat dissipation function according to claim 1, wherein the heat dissipation ring (13) is one of rectangular, long waist-shaped or oval, the heat dissipation ring (13) is a hollow copper tube, and the inside of the heat dissipation ring (13) is filled with paraffin blocks.

5. The distribution box with the heat dissipation function according to claim 1, wherein the heat dissipation fan (9) is an axial fan and is connected to a power supply of the distribution box through a wire.

6. The distribution box with the heat dissipation function according to claim 1, wherein the fixing plates (6) are provided with a buckle (17).

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