CN210468494U

CN210468494U - Dustproof distribution box

Info

Publication number: CN210468494U
Application number: CN201921621464.9U
Authority: CN
Inventors: 褚兵; 汤晓明
Original assignee: Anhui Fangzhou Electric Equipment Co ltd
Current assignee: Anhui Fangzhou Electric Equipment Co ltd
Priority date: 2019-09-26
Filing date: 2019-09-26
Publication date: 2020-05-05
Anticipated expiration: 2029-09-26

Abstract

The utility model discloses a dustproof distribution box, including the cabinet body of cavity box and the pressure boost filter equipment of setting on the cabinet body lateral wall, pressure boost filter equipment includes the air-supply line, sets up fan and the filter equipment in the air-supply line, filter equipment includes cartridge filter, first filter layer and the second filter layer of fixing on the air-supply line inner wall, the utility model discloses a set up the pressure boost filter equipment that can blow to the internal portion of cabinet on the cabinet body lateral wall, can effectively blow in the cabinet with the clean air after filtering in, form the atmospheric pressure that is higher than the external portion of cabinet in the cabinet body, prevent effectively that impurity such as dust in the outside air from getting into the cabinet body, effectively protect electrical components such as switch in the cabinet body; through setting up plug-in type filter equipment among the pressure boost filter equipment for filter equipment changes the convenience.

Description

Dustproof distribution box

Technical Field

The utility model relates to a dustproof block terminal belongs to block terminal technical field.

Background

In the prior art, a distribution box is a closed or semi-closed metal cabinet which assembles switchgear, a measuring instrument, a protective electrical appliance and auxiliary equipment together. Distribution boxes are mostly placed outdoors, and are blown by wind and exposed to the sun, and blown by rain and snow. High temperature environment leads to the distribution box internal plant to cross the thermal damage easily, and humid environment leads to the distribution box internal plant to rust easily, the short circuit damages to because the gap or the vent of current block terminal get into the dust very easily, long-term dust accumulation also can lead to the damage of block terminal internal plant, especially at the block terminal that the building site environment used, building site dust is very big, a large amount of dust gets into the block terminal and can seriously harm the safety of the electrical components in the block terminal and reduce electrical components's life.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems in the prior art, the utility model provides a dustproof distribution box, which can effectively blow filtered clean air into a cabinet body by arranging a pressurizing and filtering device on the side wall of the cabinet body, and can form air pressure higher than the outside of the cabinet body, thereby effectively preventing impurities such as dust in the outside air from entering the cabinet body and effectively protecting electrical elements such as switches in the cabinet body; through setting up plug-in type filter equipment among the pressure boost filter equipment for filter equipment changes the convenience.

In order to realize the above-mentioned purpose, a dustproof block terminal, the cabinet body and the pressure boost filter equipment of setting on cabinet side wall including cavity box, the air intake has been seted up on cabinet side wall, pressure boost filter equipment fixes on the air intake, pressure boost filter equipment includes the air-supply line, sets up fan and filter equipment in the air-supply line, the one end that is close to the cabinet body in the air-supply line is installed to the fan, filter equipment installs the one end of keeping away from the cabinet body in the air-supply line, filter equipment is including fixing cartridge filter, first filter layer and the second filter layer on the air-supply line inner wall, one side that the cabinet body was kept away from to the second filter layer.

Preferably, the first filter layer is a filter screen made of PET material.

Preferably, the second filter layer is a folding peak type high-efficiency air particulate filter screen.

Preferably, a first chute is formed in the inner wall, far away from one end of the cabinet body, of the air inlet pipe, a fixing block matched with the first chute is arranged on the outer wall of the filter cartridge, and the fixing block is slidably mounted in the first chute.

Preferably, a second sliding groove is formed in the outer wall of one end, far away from the cabinet body, of the air inlet pipe, and a rain-proof plate is installed in the second sliding groove in a sliding mode.

Preferably, one end of the filter cartridge, which is far away from the cabinet body, is provided with a radially fixed pull rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the pressurizing and filtering device capable of blowing air to the inside of the cabinet body is arranged on the side wall of the cabinet body, so that filtered clean air can be effectively blown into the cabinet body, air pressure higher than the outside of the cabinet body is formed in the cabinet body, impurities such as dust in the outside air are effectively prevented from entering the cabinet body, and electrical elements such as a switch and the like in the cabinet body are effectively protected;

2. the plug-in type filtering device is arranged in the pressurizing filtering device, so that the filtering device is convenient to replace;

3. meanwhile, the fan drives the air inside the cabinet body to flow, so that the temperature inside the cabinet body can be reduced, and electrical elements in the cabinet body can be protected.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a pressurized filtering device according to the present invention;

FIG. 3 is a front view of the pressurized filter apparatus of the present invention;

FIG. 4 is a sectional view of the pressurized filtering device of the present invention

In the figure: 1. the cabinet comprises a cabinet body, 2 parts of an air inlet pipe, 2-1 parts of a fan, 2-2 parts of a filter cartridge, 2-3 parts of a second filter layer, 2-4 parts of a first filter layer, 2-5 parts of a rain-proof plate, 2-6 parts of a pull rod, 2-7 parts of a first sliding chute, 2-8 parts of a second sliding chute.

Detailed Description

The technical solutions in the implementation of the present invention will be clear from the following description and accompanying drawings, and the described embodiments are only some embodiments, not all embodiments, of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 4, the dustproof distribution box provided by the embodiment of the present invention comprises a hollow box-shaped cabinet body 1 and a pressure-increasing filtering device disposed on the side wall of the cabinet body 1, an air inlet is arranged on the side wall of the cabinet body 1, the supercharging and filtering device is fixed on the air inlet, the supercharging filtering device comprises an air inlet pipe 2, a fan 2-1 arranged in the air inlet pipe 2 and a filtering device, the fan 2-1 is arranged at one end of the air inlet pipe 2 close to the cabinet body 1, the filtering device is arranged at one end of the air inlet pipe 2 far away from the cabinet body 1, the filtering device comprises a filtering cylinder 2-2 fixed on the inner wall of the air inlet pipe 2, a first filtering layer 2-4 and a second filtering layer 2-3, the first filter layer 2-4 is arranged on one side of the second filter layer 2-3 far away from the cabinet body 1.

Preferably, the first filter layers 2-4 are filter screens made of PET materials, large particles in air can be effectively intercepted, and the PET materials have the advantages of high strength and long service life.

Preferably, the second filter layer 2-3 is a folded peak type high-efficiency air particulate filter screen capable of effectively filtering small particles, and the folded peak shape can reduce wind resistance and improve air flow rate.

Preferably, the inner wall of the air inlet pipe 2, which is far away from one end of the cabinet body 1, is provided with a first chute 2-7, the outer wall of the filter cartridge 2-2 is provided with a fixed block matched with the first chute 2-7, and the fixed block is slidably mounted in the first chute 2-7, so that the filter device is convenient to mount and dismount.

Preferably, a second chute 2-8 is arranged on the outer wall of one end of the air inlet pipe 2 far away from the cabinet body 1, a rain-proof plate 2-5 is slidably mounted in the second chute 2-8, and the rain-proof plate 2-5 can prevent rainwater from entering the filtering device.

Preferably, one end of the filter cylinder 2-2 far away from the cabinet 1 is provided with a radially fixed pull rod 2-6, and the filter device can be pulled out conveniently and quickly by pulling the pull rod 2-6.

The working process is as follows: the fixed block on the outer wall of the filter cartridge 2-2 is clamped in the first chute, one end of the air inlet pipe 2 is welded on the side wall of the cabinet body 1, the fan 2-1 is connected to a circuit in the distribution box, the fan 2-1 is operated after being electrified and blows air to the inside of the cabinet body 1, when air passes through the filter device, the air can sequentially pass through the first filter layer 2-4 and the second filter layer 2-3, large particles in the air are filtered after passing through the first filter layer 2-4 made of PET material, small particles in the air are filtered after passing through the second filter layer 2-3 formed by the high-efficiency air particle filter screen, the filtered air enters the cabinet body 1 through the fan 2-1, so that the air pressure inside the cabinet body 1 is higher than the outside of the cabinet body 1, and outside air can not enter from gaps of the cabinet body 1, dust entering the cabinet body 1 is reduced, and electric elements inside the cabinet body 1 are effectively protected. When the filter device needs to be replaced, the filter device is taken out only by pulling the pull rods 2-6, and a new filter device is replaced and installed into the air inlet pipe.

To sum up, the utility model can effectively blow the filtered clean air into the cabinet body by arranging the pressurizing and filtering device capable of blowing air to the inside of the cabinet body on the side wall of the cabinet body 1, so that the air pressure higher than the outside of the cabinet body is formed in the cabinet body, thereby effectively preventing the impurities such as dust in the outside air from entering the cabinet body and effectively protecting the electrical elements such as switches and the like in the cabinet body; meanwhile, the plug-in type filtering device is arranged in the pressurizing filtering device, so that the filtering device is convenient to replace; meanwhile, the fan 2-1 drives the air inside the cabinet 1 to flow, which is also beneficial to reducing the temperature inside the cabinet 1 and protecting the electrical components inside the cabinet 1.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art.

Claims

1. A dustproof distribution box is characterized by comprising a hollow box-shaped cabinet body (1) and a pressurizing and filtering device arranged on the side wall of the cabinet body (1), an air inlet is arranged on the side wall of the cabinet body (1), the pressurizing and filtering device is fixed on the air inlet, the supercharging and filtering device comprises an air inlet pipe (2), a fan (2-1) arranged in the air inlet pipe (2) and a filtering device, the fan (2-1) is arranged at one end of the air inlet pipe (2) close to the cabinet body (1), the filtering device is arranged at one end of the air inlet pipe (2) far away from the cabinet body (1), the filtering device comprises a filtering cylinder (2-2), a first filtering layer (2-4) and a second filtering layer (2-3) which are fixed on the inner wall of the air inlet pipe (2), the first filter layer (2-4) is arranged on one side of the second filter layer (2-3) far away from the cabinet body (1).

2. A dustproof distribution box according to claim 1, wherein the first filter layer (2-4) is a filter net made of PET.

3. A dustproof distribution box according to claim 1, wherein the second filter layer (2-3) is a folded peak type high efficiency air micro particle filter.

4. The dustproof distribution box according to claim 1, wherein a first chute (2-7) is formed in the inner wall of one end of the air inlet pipe (2) far away from the cabinet body (1), a fixed block matched with the first chute (2-7) is arranged on the outer wall of the filter cylinder (2-2), and the fixed block is slidably mounted in the first chute (2-7).

5. The dustproof distribution box according to claim 1, wherein a second sliding groove (2-8) is arranged on the outer wall of one end of the air inlet pipe (2) far away from the cabinet body (1), and a rainproof plate (2-5) is installed in the second sliding groove (2-8) in a sliding mode.

6. A dustproof electric distribution box according to claim 1, characterized in that the end of the filter cartridge (2-2) far from the cabinet body (1) is provided with a radially fixed pull rod (2-6).