CN107465136A - A kind of AC low voltage power switch box - Google Patents

Abstract

The invention discloses a kind of AC low voltage power switch box, including shell, air exhauster and supporting leg；Water tank is provided with the top of the shell, funnelform collector is communicated with the top of water tank；One piece of screen pack is horizontally fixed with the collector；Collecting plate is provided with the shell, cooling tube is installed with collecting plate, cooling tube is coiled in the surface of collecting plate, and cooling tube inlet communication is in water tank；The both sides of the shell offer ventilating groove, two the first dust baffle plates and the second dust baffle plate being parallel to each other are vertically fixed in ventilating groove, interlaced air-vent is offered on first dust baffle plate and the second dust baffle plate, rain division board is set in the outside of ventilating groove.The present invention is simple in construction, carries out water-cooling using rainwater, environmental protection and energy saving, adds radiating mode, improve radiating efficiency, ventilating groove adds air permeable effect, avoids inner moisture big, increase the service life.

Description

An AC low-voltage power distribution cabinet

technical field

The invention relates to electric equipment, in particular to an AC low-voltage power distribution cabinet.

Background technique

With the rapid development of the economy, industrial production and people's life are inseparable from the use of electricity, and the role of electricity is increasing, so the related power distribution equipment is also used more and more widely. Outdoor power distribution cabinet is an important power distribution equipment, which is widely used in oil exploration, oil refining, chemical industry, military industry and other dangerous environments, as well as offshore oil platforms, oil tankers and other places for general lighting and operational lighting. With the widespread use of outdoor power distribution cabinets, people's requirements for it are getting higher and higher. Therefore, outdoor power distribution cabinets must be gradually improved to adapt to the development of society.

The existing outdoor power distribution cabinet includes a large cabinet body. The power distribution cabinet is generally arranged outdoors and belongs to public facilities. The internal power equipment generates a lot of heat during operation. If the heat is not dissipated in time, the internal temperature will rise and affect the normal operation of the equipment. Operation will affect the normal use of the power distribution cabinet and reduce its service life; in rainy days, due to the large amount of moisture in the air, it will damage the circuit and corrode the internal equipment after entering the power distribution cabinet, which is not conducive to the use of the power distribution cabinet.

Contents of the invention

The purpose of the present invention is to provide an AC low-voltage power distribution cabinet with simple structure, environmental protection and energy saving, improved heat dissipation efficiency and long service life, so as to solve the problems raised in the above-mentioned background technology.

To achieve the above object, the present invention provides the following technical solutions:

An AC low-voltage power distribution cabinet, comprising a housing, an exhaust fan and supporting legs; the supporting legs are fixedly welded on the bottom of the housing, the exhaust fan is also arranged at the bottom of the housing, and the exhaust fan communicates with the inside of the housing; the top of the housing is arranged There is a water tank, the water tank is a sealed structure, and a funnel-shaped collector is connected to the top of the water tank; a filter screen is horizontally fixed in the collector; a heat collecting plate is arranged inside the shell, and the material of the heat collecting plate is aluminum , a cooling pipe is fixedly installed on the heat collecting plate, the cooling pipe is coiled on the surface of the heat collecting plate, and the cooling pipe is in contact with the heat collecting plate, the material of the cooling pipe is copper, the upper end of the cooling pipe is provided with a cooling pipe inlet, the cooling pipe The inlet is connected to the water tank, and the outlet of the cooling pipe is provided at the lower end of the cooling pipe; ventilating grooves are provided on both sides of the casing, and the ventilating grooves extend downward to the bottom of the casing, and two parallel pipes are vertically fixed in the ventilating grooves. The first dust baffle and the second dust baffle, the first dust baffle and the second dust baffle are provided with interlaced ventilation holes, and a rainwater isolation plate is arranged on the outside of the ventilation groove, and the rainwater isolation plate is inverted L-shaped structure, the lower end of the rainwater isolation plate extends to the bottom of the casing; a refrigerator is installed on the top of the casing; a glass window is arranged on the casing.

Further: the material of the shell is stainless steel.

Further: the diameter of the top of the collector is greater than the width of the casing.

Further: a control valve is provided on the inlet of the cooling pipe.

Compared with the prior art, the beneficial effect of the present invention is: the present invention can collect rainwater through the collector arranged on the top when it rains, and the collector also has the function of keeping out the rain, and the rainwater passes through the cooling pipe to bring the heat in the power distribution cabinet Go, to dissipate heat for the power distribution cabinet; the rainwater isolation boards on both sides of the shell can prevent rainwater from entering the power distribution cabinet, while maintaining good internal ventilation, and two layers of dust baffles are set to filter and isolate dust to reduce dust entering into the power distribution cabinet. Inside the power distribution cabinet; the invention has a simple structure, uses rainwater for water cooling and heat dissipation, is environmentally friendly and energy-saving, increases heat dissipation methods, improves heat dissipation efficiency, and the ventilation groove increases the ventilation effect, avoids large internal moisture, and prolongs the service life.

Description of drawings

Fig. 1 is a schematic structural diagram of an AC low-voltage power distribution cabinet.

In the figure: 1-housing, 2-water tank, 3-collector, 4-filter, 5-exhauster fan, 6-support leg, 7-rainwater isolation board, 8-ventilation groove, 9-first dust baffle, 10-the second dust baffle, 11-air vent, 12-heat collecting plate, 13-cooling pipe, 14-cooling pipe outlet, 15-cooling pipe inlet, 16-cooler, 17-glass window.

detailed description

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

Please refer to the figure, in the embodiment of the present invention, an AC low-voltage power distribution cabinet includes a casing 1, an exhaust fan 5 and a supporting leg 6; the material of the casing 1 is stainless steel, and the supporting leg 6 is fixedly welded on the bottom of the casing 1, The shell 1 plays a supporting role, and the exhaust fan 5 is also arranged at the bottom of the shell 1, and the exhaust fan 5 communicates with the inside of the shell 1 to extract the air in the shell 1; the top of the shell 1 is provided with a water tank 2, and the water tank 2 is Sealing structure, a funnel-shaped collector 3 communicates with the top of the water tank 2, the diameter of the top of the collector 3 is greater than the width of the casing 1, so that the collector 3 can cover the casing 1, and the collector 3 plays a role in keeping out the rain; A filter screen 4 is horizontally fixed in the collector 3, and the filter screen 4 filters the dust and impurities in the rainwater to avoid entering the inside of the equipment to block the conduit; the shell 1 is provided with a heat collecting plate 12, and the material of the heat collecting plate 12 is Aluminum, the heat collecting plate 12 absorbs the heat in the shell 1, and the cooling pipe 13 is fixedly installed on the heat collecting plate 12, the cooling pipe 13 is coiled on the surface of the heat collecting plate 12, and the cooling pipe 13 is in contact with the heat collecting plate 12, The material of the cooling pipe 13 is copper, so that the heat absorbed by the heat collecting plate 12 is transferred to the cooling pipe 13. The upper end of the cooling pipe 13 is provided with a cooling pipe inlet 15, and the cooling pipe inlet 15 is connected to the water tank 2. Also be provided with control valve, change the water velocity of cooling pipe 13, be provided with cooling pipe outlet 14 at the lower end of cooling pipe 13, the rainwater after absorbing heat is discharged from cooling pipe outlet 14.

The two sides of described housing 1 are provided with ventilation groove 8, and ventilation groove 8 extends downwards to the bottom of housing 1, is vertically fixed with two mutually parallel first dust baffles 9 and the second dust baffle in ventilation groove 8 Plate 10, the first dust baffle 9 and the second dust baffle 10 are provided with mutually staggered ventilation holes 11, and a rainwater isolation plate 7 is arranged on the outside of the ventilation groove 8, and the rainwater isolation plate 7 is an inverted L-shaped structure. The lower end of the rainwater isolation plate 7 extends to the bottom of the shell 1, so that rainwater will not enter the shell 1 from the vent hole 11; Cooling the inside of the housing 1; the housing 1 is provided with a glass window 17, the glass window 17 is facing the instrument panel in the power distribution cabinet, and the data on the instrument panel can be seen intuitively through the glass window 17.

The present invention can collect rainwater through the collector 3 arranged on the top when it rains, the collector 3 also has the function of keeping out the rain, the rainwater is collected in the water tank 2, the cooling pipe 13 communicated with the water tank 2 is in the shell 1, and the rainwater passes through the cooling pipe 13 Take away the heat in the power distribution cabinet and dissipate heat from the power distribution cabinet; the rainwater isolation board 7 set on both sides of the casing 1 can prevent rainwater from entering the power distribution cabinet, while maintaining good internal ventilation, and is equipped with two layers of dust The baffle filters and isolates the dust, reducing the dust entering the power distribution cabinet; the invention has a simple structure, uses rainwater for water cooling and heat dissipation, is environmentally friendly and energy-saving, increases the heat dissipation mode, improves the heat dissipation efficiency, and the ventilation groove increases the ventilation effect to avoid internal moisture Big, prolong life.

It will be apparent to those skilled in the art that the invention is not limited to the details of the above-described exemplary embodiments, but that the invention can be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Accordingly, the embodiments should be regarded in all points of view as exemplary and not restrictive, the scope of the invention being defined by the appended claims rather than the foregoing description, and it is therefore intended that the scope of the invention be defined by the appended claims rather than by the foregoing description. All changes within the meaning and range of equivalents of the elements are embraced in the present invention. Any reference sign in a claim should not be construed as limiting the claim concerned.

In addition, it should be understood that although this specification is described according to implementation modes, not each implementation mode only includes an independent technical solution, and this description in the specification is only for clarity, and those skilled in the art should take the specification as a whole , the technical solutions in the various embodiments can also be properly combined to form other implementations that can be understood by those skilled in the art.

Claims (4)

1. a kind of AC low voltage power switch box, including shell（1）, air exhauster（5）And supporting leg（6）；It is characterized in that：The support Leg（6）It is fixedly welded on shell（1）Bottom, air exhauster（5）It is also disposed at shell（1）Bottom, air exhauster（5）With shell （1）Interior connection；The shell（1）Top be provided with water tank（2）, water tank（2）For sealing structure, in water tank（2）Top connect It is connected with funnelform collector（3）；In the collector（3）Inside it is horizontally fixed with one piece of screen pack（4）；The shell（1）It is interior Provided with collecting plate（12）, collecting plate（12）Material be aluminium, in collecting plate（12）On be installed with cooling tube（13）, cooling tube （13）It is coiled in collecting plate（12）Surface, and cooling tube（13）With collecting plate（12）Contact, cooling tube（13）Material be copper, Cooling tube（13）Upper end be provided with cooling tube import（15）, cooling tube import（15）Connection is in water tank（2）It is interior, in cooling tube（13） Lower end provided with cooling tube export（14）；The shell（1）Both sides offer ventilating groove（8）, ventilating groove（8）Extend downwardly into Shell（1）Bottom, in ventilating groove（8）Inside it is vertically fixed two the first dust baffle plates being parallel to each other（9）With the second dust Baffle plate（10）, the first dust baffle plate（9）With the second dust baffle plate（10）On offer interlaced air-vent（11）, ventilative Groove（8）Outside set rain division board（7）, rainwater division board（7）For inverted L-shaped structure, rainwater division board（7）Under End extends to shell（1）Bottom；The shell（1）Top refrigerator is installed（16）；The shell（1）Regarded provided with glass Window（17）.

A kind of 2. AC low voltage power switch box according to claim 1, it is characterised in that：The shell（1）Material for not Become rusty steel.

A kind of 3. AC low voltage power switch box according to claim 1, it is characterised in that：The collector（3）Top diameter More than shell（1）Width.

A kind of 4. AC low voltage power switch box according to claim 1, it is characterised in that：The cooling tube import（15）On set There is control valve.