CN216087242U

CN216087242U - Dustproof ventilation unit of inverter cabinet

Info

Publication number: CN216087242U
Application number: CN202122221143.3U
Authority: CN
Inventors: 豆自建; 豆志超; 豆志鸿; 郑方岚; 董志强
Original assignee: Henan Devo Electric Co ltd
Current assignee: Henan Devo Electric Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-03-18
Anticipated expiration: 2031-09-14

Abstract

The utility model discloses a dustproof ventilation device of a frequency conversion cabinet, which is arranged at a position corresponding to an air inlet on a cabinet body of the frequency conversion cabinet, and comprises a box body, wherein the front side of the box body is provided with a vent and a baffle, an installation rod is fixed on the inner wall of the box body, one end of the installation rod is fixedly provided with a motor, one end of the motor is provided with a motor shaft, one end of the motor shaft, which is far away from the vent, is fixedly provided with a second brush, a first brush is fixedly arranged between the motor and the second brush, the rear side of the box body is provided with a filter screen which is in contact connection with the second brush, a dustproof net is arranged in the box body, the dustproof net is in contact connection with the first brush and is movably connected with the motor shaft, and the bottom of the box body is provided with an ash discharge hole which is communicated with an ash receiving groove outside the box body. The device can prevent dust and mosquitoes by leading air entering the frequency conversion cabinet to pass through the action of the baffle, the dustproof net and the filter screen; the first brush and the second brush are driven to rotate through the motor shaft, and the dust screen and the filter screen are cleaned; the dust cleaned off enters the dust receiving groove through the dust discharging hole, so that the dust is prevented from being accumulated.

Description

Dustproof ventilation unit of inverter cabinet

Technical Field

The utility model relates to the technical field of dustproof ventilation of a frequency conversion cabinet, in particular to a dustproof ventilation device of the frequency conversion cabinet.

Background

The frequency conversion cabinet mainly used adjusting device's operating frequency reduces the energy loss, can the steady start equipment, and the great current that produces when reducing equipment direct start is to the harm of motor, in current frequency conversion cabinet design, in order to solve the dustproof ventilation problem of frequency conversion cabinet, sets up the shutter usually at the top or the side of the cabinet body to realize the function of dustproof ventilation. But the dustproof grade of shutter is lower, and dust and mosquito etc. enter into the frequency conversion cabinet easily, and the dust that keeps off down can not in time clear up and collect, arouses electrical apparatus trouble easily. Therefore, there is a need for a dust-proof ventilation device that can block dust and mosquitoes and has dust cleaning and collecting functions.

SUMMERY OF THE UTILITY MODEL

The utility model provides a dustproof ventilation device of a frequency conversion cabinet, which has the advantages of blocking dust and mosquitoes, automatically cleaning, automatically collecting dust and the like, and solves the problems that the dust and the mosquitoes are easy to enter the frequency conversion cabinet, the dust cannot be cleaned in time, the dust cannot be properly collected and the like.

In order to achieve the purpose, the utility model provides the following technical scheme:

a dustproof ventilation device of a frequency conversion cabinet is arranged on a cabinet body of the frequency conversion cabinet and is arranged corresponding to an air inlet on the cabinet body, the dustproof ventilation device comprises a box body, a vent is arranged on the front side of the box body, baffles are fixedly arranged on two sides of the vent, an installation rod is fixedly arranged on the inner wall of the box body, a motor is fixedly arranged at one end, away from the inner wall of the box body, of the installation rod, a motor shaft is arranged at one end of the motor, rotatably connected with the motor, a second brush is fixedly connected at one end, away from the vent, of the motor shaft, a first brush is arranged on the motor shaft, the first brush is fixedly arranged between the motor and the second brush, a filter screen is fixedly arranged on the rear side of the box body, the filter screen is in contact connection with the second brush, a dustproof screen is fixedly arranged in the middle of the interior of the box body, and the dustproof screen is in contact connection with the first brush and is movably connected with the motor shaft, the bottom of the box body is provided with an ash discharge hole, the ash discharge hole is communicated with an ash receiving groove outside the box body, and the ash receiving groove is detachably connected with the box body.

Preferably, the number of the baffles is six, and the baffles are arranged at the air vent at a certain angle and at equal intervals.

Preferably, the dustproof net is circular, the radius of the dustproof net is the same as that of the inner wall of the box body, and small holes which are concentric with the dustproof net and have the same radius with the motor shaft are formed in the dustproof net.

Preferably, the filter screen is circular, and the radius is the same as the radius of the inner wall of the box body.

Preferably, the motor shaft is perpendicular to the surfaces of the dust screen and the filter screen, and the axis of the motor shaft is on the same straight line with the central axis of the dust screen and the central axis of the filter screen.

Preferably, the first brush and the second brush are cuboid, and the length of the long side is the same as the diameter of the dust screen.

Preferably, the number of the ash discharge holes is two, and the ash discharge holes are correspondingly arranged on the box body under the first brush and the second brush respectively.

One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:

1. the dustproof ventilation device adopts the baffle, the dustproof net and the filter screen, so that the air entering the frequency conversion cabinet is subjected to the action of the baffle, the dustproof net and the filter screen, dust and mosquitoes are blocked, and the dustproof efficiency of the device is improved;

2. the dustproof ventilation device adopts the first brush and the second brush, and the motor shaft drives the first brush and the second brush to rotate, so that the dustproof net and the filter screen are cleaned, dust is cleaned in time, and the filtering efficiency of the device is improved;

3. this dustproof ventilation unit is owing to adopted the dust discharging hole, connect the ash chute, and the dust that cleans gets into through the dust discharging hole and connects the ash chute, and then in time is collected, has effectively prevented piling up of dust.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model.

In the drawings:

FIG. 1 is a schematic view of the overall structure of the dust-proof ventilating device of the present invention;

FIG. 2 is a schematic view of the vent side of the dust vent of the present invention;

fig. 3 is a schematic view of the internal structure of the dustproof ventilation device of the utility model.

The reference numerals are explained below:

1. a cabinet body; 2. a box body; 3. a baffle plate; 4. a vent; 5. a motor; 6. mounting a rod; 7. a first brush; 8. a dust screen; 9. a second brush; 10. a filter screen; 11. a motor shaft; 12. ash discharging holes; 13. an ash receiving groove.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

Referring to fig. 1 to 3, the present invention provides a new technical solution: a dustproof ventilation device of a frequency conversion cabinet is arranged on a cabinet body 1 of the frequency conversion cabinet and is arranged corresponding to an air inlet on the cabinet body 1, the dustproof ventilation device comprises a box body 2, a vent 4 is arranged on the front side of the box body 2, six baffle plates 3 are fixedly arranged on two sides of the vent 4, the baffle plates 3 are arranged at the vent 4 at a certain angle and in an equidistance manner, an installation rod 6 is fixedly arranged on the inner wall of the box body 2, a motor 5 is fixedly arranged at one end, away from the inner wall of the box body 2, of the installation rod 6, a motor shaft 11 is arranged at one end of the motor 5, a motor shaft 11 is rotationally connected with the motor 5, a second brush 9 is fixedly connected at one end, away from the vent 4, of the motor shaft 11, a first brush 7 is arranged on the motor shaft 11, the first brush 7 is fixedly arranged between the motor 5 and the second brush 9, a filter screen 10 is fixedly arranged on the rear side of the box body 2, and the filter screen 10 is circular, radius is the same with 2 inner wall radiuses of box, and filter screen 10 is connected with the contact of second brush 9, and fixed mounting has dust screen 8 in the middle of 2 inside, and dust screen 8 is circular, and the radius is the same with 2 inner wall radiuses of box, and it has the aperture with the same centre of a circle and motor shaft 11 with the radius to open on the dust screen 8, and dust screen 8 is connected with motor shaft 11 swing joint with the contact of first brush 7, and motor shaft 11 drives first brush 7 and second brush 9 and rotates, and then cleans dust screen 8 and filter screen 10, makes the dust in time obtain the clearance, box 2 bottom is provided with dust exhaust hole 12, and dust exhaust hole 12 communicates with each other with the outer grey groove 13 that connects of box 2, and connects grey groove 13 can dismantle with box 2 and be connected, and the dust that cleans gets into through dust exhaust hole 12 and connects grey groove 13, and then in time is collected, has effectively prevented piling up of dust.

The working principle and the using process of the utility model are as follows: the air that contains the dust gets into box 2 from vent 4, through baffle 3, dust screen 8, filter screen 10 filters the back and gets into the inverter cabinet body 1, the great debris of in-process is blockked outside the device by baffle 3, the solid particle dust is blockked on the surface by dust screen 8, the powder dust is blockked on the surface by filter screen 10, motor 5 drives motor shaft 11 and rotates, motor shaft 11 drives first brush 7 and second brush 9 and rotates, clean dust screen 8 and filter screen 10 surface dust, the dust that cleans gets into through dust exhaust hole 12 and connects in the ash chute 13.

The electric elements presented in the document are all connected with a 220V special circuit through an external main controller.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a dustproof ventilation unit of inverter cabinet, dustproof ventilation unit installs on inverter cabinet's the cabinet body (1), and the air intake on dustproof ventilation unit and the cabinet body (1) corresponds the setting, its characterized in that: comprises a box body (2), a ventilation opening (4) is arranged on the front side of the box body (2), baffles (3) are fixedly arranged on two sides of the ventilation opening (4), an installation rod (6) is fixedly arranged on the inner wall of the box body (2), a motor (5) is fixedly arranged at one end, far away from the inner wall of the box body (2), of the installation rod (6), a motor shaft (11) is arranged at one end of the motor (5), the motor shaft (11) is rotatably connected with the motor (5), a second brush (9) is fixedly connected at one end, far away from the ventilation opening (4), of the motor shaft (11), a first brush (7) is arranged on the motor shaft (11), the first brush (7) is fixedly arranged between the motor (5) and the second brush (9), a filter screen (10) is fixedly arranged on the rear side of the box body (2), the filter screen (10) is in contact with the second brush (9), and a dustproof net (8) is fixedly arranged in the middle of the inside of the box body (2), and the dust screen (8) is in contact connection with the first brush (7) and is movably connected with the motor shaft (11), the bottom of the box body (2) is provided with an ash discharge hole (12), the ash discharge hole (12) is communicated with an ash receiving groove (13) outside the box body (2), and the ash receiving groove (13) is detachably connected with the box body (2).

2. The dustproof ventilation device of the frequency conversion cabinet as claimed in claim 1, wherein: the number of the baffles (3) is six, and the baffles are arranged at the air vents (4) at a certain angle and at equal intervals.

3. The dustproof ventilation device of the frequency conversion cabinet as claimed in claim 1, wherein: the dustproof net (8) is circular, the radius of the dustproof net is the same as that of the inner wall of the box body (2), and small holes which are concentric with the dustproof net (8) and have the same radius with the motor shaft (11) are formed in the dustproof net (8).

4. The dustproof ventilation device of the frequency conversion cabinet as claimed in claim 1, wherein: the filter screen (10) is round, and the radius of the filter screen is the same as that of the inner wall of the box body (2).

5. The dustproof ventilation device of the frequency conversion cabinet as claimed in claim 1, wherein: the motor shaft (11) is vertical to the surfaces of the dust screen (8) and the filter screen (10), and the axis of the motor shaft (11) is in the same straight line with the central axis of the dust screen (8) and the central axis of the filter screen (10).

6. The dustproof ventilation device of the frequency conversion cabinet as claimed in claim 1, wherein: the first brush (7) and the second brush (9) are cuboid, and the length of the long side is the same as the diameter of the dust screen (8).

7. The dustproof ventilation device of the frequency conversion cabinet as claimed in claim 1, wherein: the two ash discharge holes (12) are respectively and correspondingly arranged on the box body (2) under the first brush (7) and the second brush (9).