CN209544957U - A kind of dustproof and rainproof easy heat radiation distribution box - Google Patents

Abstract

The utility model is a dust-proof, rain-proof and easy-to-dissipate distribution box, which belongs to the technical field of distribution boxes, and includes a box body, the box body is a cuboid, one side of the box body is provided with a door, and the other three sides of the box body Both sides are composed of iron plates, and the iron plates on the two sides in the width direction of the box body are composed of inner layer plates and outer layer plates. A number of ventilation holes I are provided on the bottom of the rain shield, and a V-shaped rain shield is provided on the top of the box. The V-shaped rain shield includes an upper rain shield and a lower rain shield. There is a gap between the rain shield and the lower rain shield, a number of ventilation holes II are provided on the lower rain shield, a dust-proof net is provided on the top of the box, and a bottom plate is provided at the bottom of the box. A temperature sensor, a controller, and a fan are arranged on the base plate, the temperature sensor is connected to the controller, and the controller is connected to the fan.

Description

A dust-proof, rain-proof and easy-to-dissipate distribution box

technical field

The utility model relates to the technical field of distribution boxes, in particular to a dustproof, rainproof and easy-to-radiate distribution box.

Background technique

Power distribution box is assembled in closed or semiclosed metal safe by electrical wiring requirement by switchgear, measuring instrument, protective device and auxiliary equipment or on screen width, forms low-voltage distribution equipment. During normal operation, the circuit can be connected or disconnected by means of a manual or automatic switch. The distribution box is a complete set of devices for centralized installation of switches, instruments and other equipment. Generally, due to the needs of power laying, many distribution boxes need to be installed outdoors, and the outdoor environment is harsh. , is easily corroded by rain, dust, and strong wind, which affects the normal operation of the components in the electrical box, and the low-voltage electrical appliances in the electrical box, such as fuses, AC contactors, residual current action protectors, capacitors, and meters etc. It is stipulated that the upper limit of the ambient air temperature shall not exceed 40°C. Once the specified temperature is exceeded, the instrument will malfunction.

Utility model content

The utility model provides a dust-proof, rain-proof and easy-to-heat-radiation distribution box. The purpose is to make the distribution box better dust-proof, rain-proof, and easy to dissipate heat, so as to ensure the normal operation of components in the distribution box.

The technical scheme that the utility model adopts is as follows:

A dust-proof, rain-proof and easy-to-dissipate distribution box, including a box body, the box body is a cuboid, one side of the box body is provided with a door, and the other three sides of the box body are composed of iron plates, the box body The iron plates on the two sides in the width direction of the body are composed of an inner layer plate and an outer layer plate. There is a gap between the inner layer plate and the outer layer plate. The rain-shielding sheet, the inner layer plate is located at the bottom of the rain-shielding sheet with a number of ventilation holes I, and the top of the box is provided with a V-shaped rain-shielding plate, and the V-shaped rain-shielding plate includes an upper rain-shielding plate and The lower rain shield, there is a gap between the upper rain shield and the lower rain shield, a number of ventilation holes II are arranged on the lower rain shield, and a dust-proof net is arranged on the top of the box and is located at the The bottom of the lower rain shield, the bottom of the box is provided with a bottom plate, the bottom plate is provided with a temperature sensor, a controller, and a fan, the temperature sensor is connected to the controller, and the controller is connected to the fan.

Further, the lower rain shield is connected to the top of the inner layer plate to close the top of the box body.

Further, the length of the inclined surface of the upper rain shield is shorter than the length of the inclined surface of the lower rain shield.

Further, the vent hole II is located at the bottom of the upper rain shield.

Further, the bottom plate is a double-layer bottom plate, dust-proof nets are arranged between the double-layer bottom plates, and a number of ventilation holes III are arranged on the double-layer bottom plate.

Further, the rain-shielding blades on the inner layer board and the rain-shielding blades on the outer layer board are arranged in a staggered manner, and the rain-shielding blades are inclined downward at 45° to the vertical direction.

Further, a drying cylinder is vertically provided inside the door.

The benefits of this utility model are:

(1) The gap provided between the inner plate and the outer plate of the present utility model communicates with the box body through the air hole I. Due to the air flow above the inner plate and the outer plate, the gap between the inner plate and the outer plate The air pressure in the gap is lower than the air pressure in the box, and the gas in the box will flow out to take away heat.

(2) The rain shield provided on the inner and outer layers of the utility model can prevent the dust from floating into the box, and an isolation net is arranged between the top of the box and the bottom plate to prevent the dust from entering the box, so that the components in the box will not be damaged by destroyed by dust.

(3) The V-shaped plate of the utility model includes an upper flashing plate and a lower flashing plate, which can allow air to pass through the gap between the upper flashing plate and the lower flashing plate, and take away the heat on the top of the box body. At the same time prevent rainwater from entering the box.

(4) The rainwater of the utility model can enter the space between the inner and outer laminates along the V-shaped rain-shielding plate, and the dust attached to the rain-shielding plate will be washed away.

Description of drawings

Fig. 1 is a schematic structural diagram of a dustproof, rainproof and easy-to-dissipate heat distribution box.

Fig. 2 is a sectional view of the utility model box body and related structures.

In the figure, 1-V-type rain shield, 2-outer plate, 3-box, 4-upper rain shield, 5-lower rain shield, 6-air vent II, 7-rain shield, 8- Air vent Ⅰ, 9-fan, 10-dust screen, 11-bottom plate, 12-inner layer plate.

Detailed ways

In order to facilitate the understanding of those skilled in the art, the utility model will be further described below in conjunction with the accompanying drawings.

As shown in Figure 1-2, a dustproof, rainproof and easy-to-dissipate distribution box includes a box body 3, which is a cuboid, with a door on one side of the box body 3, and the other three sides of the box body 3 are made of iron. The iron plates on both sides of the box body 3 in the width direction are composed of an inner layer plate 12 and an outer layer plate 2. There is a gap between the inner layer plate 12 and the outer layer plate 2, and the inner layer plate 12 and the outer layer plate 2 The opposite surface is provided with a rain shield 7, the inner plate 12 is located at the bottom of the rain shield 7 with a number of ventilation holes I8, the top of the box body 3 is provided with a V-shaped rain shield 1, a V-shaped rain shield 1 includes the upper flashing plate 4 and the lower flashing plate 5, there is a gap between the upper flashing plate 4 and the lower flashing plate 5, a number of ventilation holes II6 are provided on the lower flashing plate 5, and the top of the box body 3 is provided with There is a dust-proof net 10 and is located at the bottom of the lower rain shield 5, the bottom of the box body 3 is provided with a base plate 11, and the base plate 11 is provided with a temperature sensor, a controller, and a fan 9, the temperature sensor is connected to the controller, and the controller is connected to the fan 9 connected, when the temperature sensor senses that the temperature exceeds 40° C., the controller controls the fan 9 to start, and blows air to the components in the box body 3 .

The lower rain shield 5 of the utility model is connected with the top of the inner layer plate 12, and the top of the box body 3 is closed.

The length of the inclined surface of the upper rain shield 4 of the utility model is less than the length of the inclined surface of the lower rain shield 5, in order to allow the wind to enter the gap between the upper rain shield 4 and the lower rain shield 5, so that the casing 3 Take away the heat inside.

The ventilation hole II6 of the utility model is located at the bottom of the upper rain shield 4 to prevent rainwater from entering the casing 3 along the ventilation hole II6 in rainy weather.

The bottom plate 11 of the utility model is a double-layer bottom plate, and a dust-proof net 10 is arranged between the double-layer bottom plates. There are a number of ventilation holes III on the double-layer bottom plate. Air hole III is for sucking cold air into the casing 3 under the power of the fan 9 .

The rain shielding sheets 7 on the inner plate 12 of the utility model and the rain shielding sheets 7 on the outer layer board 2 are arranged in a staggered manner, the rain shielding sheets 7 are inclined downward, and form 45° with the vertical direction, the rain shielding sheets can not only hinder Dust enters the casing, and dust is attached to the surface of the rain-shielding sheet, and in the case of rainwater, the rainwater can wash the rain-shielding sheet 7 along the V-shaped rain-shielding plate 1.

The inboard of the utility model door is vertically provided with drying cylinder, is to keep the gas in the casing 3 dry.

It should be understood that these examples are only used to illustrate the utility model and are not intended to limit the protection scope of the utility model. In addition, it should also be understood that after reading the technical content of the utility model, those skilled in the art can make various changes, modifications and/or variations to the utility model, and all these equivalent forms also fall within the scope of the appended rights of the application. within the scope of protection defined in the request.

Claims (5)

1. A dustproof, rainproof and easy-to-dissipate distribution box, comprising a box body, characterized in that: the box body is a cuboid, one side of the box body is provided with a door, and the remaining three sides of the box body are made of iron The iron plates on both sides of the box in the width direction are composed of an inner plate and an outer plate. There is a gap between the inner plate and the outer plate, and the inner plate and the outer plate are opposite to each other. There are rain-shielding sheets on each surface, the rain-shielding blades on the inner layer board and the rain-shielding blades on the outer layer board are arranged in a staggered manner, and the rain-shielding blades are inclined downward and form 45° with the vertical direction, The inner plate is provided with a number of ventilation holes I at the bottom of the rain shield, and the top of the box is provided with a V-shaped rain shield, and the V-shaped rain shield includes an upper rain shield and a lower rain shield , the length of the inclined surface of the upper flashing plate is less than the length of the inclined surface of the lower flashing plate, a gap is provided between the upper flashing plate and the lower flashing plate, and several Ventilation hole II, the top of the box is provided with a dust-proof net and is located at the bottom of the lower rain shield, the bottom of the box is provided with a bottom plate, and the bottom plate is provided with a temperature sensor, a controller, and a fan. The temperature sensor is connected with the controller, and the controller is connected with the fan. 2. A dustproof, rainproof and easy-to-dissipate distribution box according to claim 1, characterized in that: the lower rain shield is connected to the top of the inner plate to seal the top of the box. 3. The dust-proof, rain-proof and easy-to-dissipate distribution box according to claim 1, characterized in that: the ventilation hole II is located at the bottom of the upper weather shield. 4. A dust-proof, rain-proof and easy-to-dissipate distribution box as claimed in claim 1, characterized in that: the bottom plate is a double-layer bottom plate, and a dust-proof net is arranged between the double-layer bottom plates, and the double-layer bottom plate The bottom plate is provided with a number of ventilation holes III. 5. A dustproof, rainproof and easy-to-radiate distribution box according to claim 1, characterized in that: a drying cylinder is vertically installed inside the door.