CN219286920U - A cooling device for a distribution box - Google Patents

Abstract

The utility model relates to the technical field of distribution boxes, in particular to a heat dissipating device for a distribution box, which comprises an electric push rod, wherein two sides of the inside of a box body are provided with a transmission rod, one end of the transmission rod, which is far away from the electric push rod, penetrates through the upper surface of the box body and is provided with a water baffle, two air filter screens and a filter plate are respectively arranged in a bracket from top to bottom, a fan is arranged on the lower surface of the bracket, and the two air filter screens and the filter plate are arranged in an air inlet, so that the two air filter screens firstly filter the pumped air, and reduce the entry of dust, mosquito and other impurities into the box body; and the through holes on the surface of the filter plate are internally filled with dehumidifying absorbent cotton, so that the purified air is dehumidified, and the air entering the inside of the box body is dry, so that the humidity in the box body is reduced, the short circuit is avoided, and the damage phenomenon of electronic elements is caused.

Description

A cooling device for a distribution box

technical field

The utility model relates to the technical field of distribution boxes, in particular to a cooling device for a distribution box.

Background technique

In the distribution box in the prior art, the heat generated by the internal electrical components is often dissipated through the cooling holes on both sides of the distribution box, and the heat generated inside the distribution box for a long time usually cannot be completely removed, resulting in The heat dissipation effect is not good, the internal temperature of the distribution box is too high, which affects the stability of the electrical components during operation; and the external dust or moisture enters the box through the cooling holes, which will cause the circuit break of the electrical components and affect the operation of the distribution box.

In view of this, in order to overcome the above-mentioned technical problems, the utility model designs and develops a heat dissipation device for distribution boxes, which solves the above-mentioned technical problems.

Utility model content

In order to make up for the deficiencies of the prior art, the utility model proposes a cooling device for a distribution box, which solves the problem that in the prior art, the heat generated by the internal electrical components of the distribution box often passes through the distribution box. The heat dissipation holes on both sides are used for heat dissipation, and the heat generated inside the distribution box for a long time usually cannot be completely removed, resulting in poor heat dissipation, and the internal temperature of the distribution box is too high, which affects the stability of electrical components during operation ; and the external dust or moisture enters the box from the heat dissipation hole, which will cause the circuit breaker of the electrical components and affect the technical problem of the operation of the distribution box.

The technical solution adopted by the utility model to solve the technical problem is: a cooling device for a power distribution box, including a box body, electric push rods are installed on both sides inside the box body, and a free end of the electric push rod is installed A transmission rod, the end of the transmission rod away from the electric push rod runs through the upper surface of the box body and is equipped with a water baffle, and the water baffle is arranged in an arc shape;

An air inlet is provided at the center of the upper surface of the box body, and a bracket is installed on the inner surface of the air inlet, and two air filter screens and filter plates are respectively installed inside the bracket from top to bottom; the surface of the filter plate begins to There are a plurality of through holes, and the inside of the through holes is filled with dehumidification and absorbent cotton; the lower surface of the bracket is equipped with a fan.

Preferably, a plurality of exhaust ports are opened on both sides of the bottom of the box.

In summary, the utility model has the following beneficial effects:

First, the utility model uses two air filter screens and a filter plate installed inside the air inlet, so that the two air filter screens first filter the air drawn in, so as to reduce impurities such as dust or mosquitoes from entering the inside of the box; Then, the inside of the through hole on the surface of the filter plate is filled with dehumidification and absorbent cotton to dehumidify the purified air; the air entering the box is dry, thereby reducing the humidity inside the box and avoiding short circuit, resulting in Damage to electronic components occurs.

Second, the utility model enables the inside of the box to continuously ventilate through the fan, completes the heat dissipation inside the box, ensures the normal use of the electronic components, and enables the box to operate normally.

Third, the electric push rod is used to drive the water shield to move up and down. On the one hand, the surrounding area above the box can be in a fully ventilated state, improving the heat dissipation inside the box; on the other hand, it can prevent the rainwater outside the box from entering through the air inlet Inside the box, so as to avoid the short circuit of the electronic components inside the box.

Description of drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the accompanying drawings that need to be used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the accompanying drawings in the following description These are only some embodiments of the utility model, and those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a perspective view of the utility model;

Fig. 2 is a schematic diagram of the internal structure of the utility model;

Fig. 3 is the installation schematic diagram of fan of the present utility model;

Among the figure: casing 11, electric push rod 12, transmission rod 13, water retaining plate 14, support 15, air filter screen 16, filter plate 17, through hole 18, fan 19, exhaust port 20.

Detailed ways

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings. Apparently, the described embodiments are some of the embodiments of the present invention, but not all of them. Therefore, the following detailed description of the embodiments of the present invention is not intended to limit the scope of the claimed invention, but only represents some embodiments of the present invention. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

It should be noted that like numerals and letters denote similar items in the following figures, therefore, once an item is defined in one figure, it does not require further definition and explanation in subsequent figures.

In the description of the present utility model, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" The orientation or positional relationship indicated by , "back" and so on are based on the orientation or positional relationship shown in the attached drawings, or the orientation or positional relationship that is usually placed when the product of this utility model is used. Such terms are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention.

It should also be noted that, in the description of the present utility model, unless otherwise clearly stipulated and limited, the terms "setting", "installation", "connection" and "connection" should be understood in a broad sense, for example, it may be a fixed connection , can also be detachably connected, or integrally connected; can be mechanically connected, can also be electrically connected; can be directly connected, can also be indirectly connected through an intermediary, and can be internal communication between two components. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific situations.

As shown in Figure 1-3, it includes electric push rods 12 fixedly installed on both sides inside the box body 11, a transmission rod 13 is fixedly installed on the free end of the electric push rod 12, and the end of the transmission rod 13 away from the electric push rod 12 penetrates the box. The upper surface of the body 11 is fixedly equipped with a water baffle 14, and the water baffle 14 is arranged in an arc shape; an air inlet is provided at the center of the upper surface of the box body 11, and a bracket 15 is fixedly installed on the inner surface of the air inlet, and the inside of the bracket 15 is viewed from above. Two air filter screens 16 and filter plates 17 are fixedly installed at the bottom respectively; there are a plurality of through holes 18 on the surface of the filter plates 17, and the inside of the through holes 18 is filled with dehumidifying and water-absorbing cotton; the lower surface of the bracket 15 is fixedly equipped with a fan 19; A plurality of exhaust ports 20 are opened on both sides below the body 11 .

Embodiment 1, when heat dissipation is required inside the box body 11, the electric push rod 12 is turned on, so that the free end of the electric push rod 12 drives the water retaining plate 14 to move upward; after the water retaining plate 14 moves upward, the lower surface of the water retaining plate 14 There will be a gap with both sides of the upper surface of the box body 11, so that the top of the box body 11 is in a fully ventilated state; then the fan 19 is turned on, so that the fan 19 can draw the air outside the box body 11 into the box body through the air inlet. Inside the body 11, since two air filters 16 and a filter plate 17 are installed inside the air inlet, the two air filters 16 are used to filter the sucked air first, so as to reduce impurities such as dust or mosquitoes from entering the box 11. Inside; the through hole 18 on the surface of the filter plate 17 is filled with dehumidification absorbent cotton to dehumidify the purified air; the air entering the box 11 is dry, thereby reducing the humidity inside the box 11 , to avoid short circuit and cause equipment damage; with the continuous rotation of the fan 19, the hot air inside the box 11 will flow to the bottom of the box 11, and then be discharged to the outside of the box 11 through the exhaust port 20, complete The dehumidification and heat dissipation inside the box body 11 ensure the service life of the electronic components on the one hand, and ensure the normal operation of the box body 11 on the other hand.

Embodiment 2, when the heat dissipation inside the box body 11 is carried out on rainy days, the electric push rod 12 is reversely opened, so that the free end of the electric push rod 12 drives the water retaining plate 14 to move downward; when the water retaining plate 14 moves downward to the lower surface After contacting both sides of the upper surface of the box body 11, close the electric push rod 12; since the lower surface of the water baffle 14 is attached to both sides of the upper surface of the box body 11 at this time, only two ends above the box body 11 are in the ventilation state; at the same time, using the water baffle 14 moved downward, the distance between its lower arc surface and the upper surface of the box body 11 will be shortened; therefore, it can prevent the rainwater outside the box body 11 from entering through the air inlet. Inside the box body 11, the normal use of the electronic components is guaranteed, so that the box body 11 can operate normally;

The above descriptions are only preferred implementations of the present utility model, and the protection scope of the present utility model is not limited to the above-mentioned embodiments, and all technical solutions under the idea of the present utility model all belong to the protection scope of the present utility model. It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principle of the utility model should also be regarded as the protection scope of the utility model.

Claims (2)

1. A heat abstractor for block terminal, its characterized in that: the electric box comprises a box body (11), wherein electric push rods (12) are arranged on two sides of the interior of the box body (11), transmission rods (13) are arranged at the free ends of the electric push rods (12), one ends, far away from the electric push rods (12), of the transmission rods (13) penetrate through the upper surface of the box body (11) and are provided with water baffles (14), and the water baffles (14) are arranged in an arc shape;

an air inlet is formed in the center of the upper surface of the box body (11), a support (15) is arranged on the inner surface of the air inlet, and two air filter screens (16) and filter plates (17) are respectively arranged in the support (15) from top to bottom; the surface of the filter plate (17) is provided with a plurality of through holes (18), and the inside of the through holes (18) is filled with dehumidifying absorbent cotton; a fan (19) is arranged on the lower surface of the bracket (15).

2. A heat dissipating device for a power distribution box according to claim 1, wherein: a plurality of exhaust ports (20) are formed in two sides below the box body (11).

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