CN216320708U

CN216320708U - Automatic cleaning device for low-voltage cabinet ventilation hole

Info

Publication number: CN216320708U
Application number: CN202121768109.1U
Authority: CN
Inventors: 张海生; 李柯敏; 孙金龙; 陈浩天; 张晓伟; 张兴乐; 林裕禄; 李影超; 高宏凯; 姜远超
Original assignee: Luoyang Longyu Electrical Equipment Co ltd
Current assignee: Luoyang Longyu Electrical Equipment Co ltd
Priority date: 2021-07-31
Filing date: 2021-07-31
Publication date: 2022-04-19
Anticipated expiration: 2031-07-31

Abstract

The utility model discloses an automatic cleaning device for a ventilation hole of a low-voltage cabinet. The automatic cleaning device comprises an outer shell and a cylindrical filter screen, wherein a second mounting plate is arranged on the front side surface of the outer shell; an insect-proof grid net is arranged on the front side surface of the second mounting plate; a flow guide cover is arrangedon the upper surface of the outer shell; an anemometer and an air outlet are arranged in the flow guide cover; a collecting cover is arranged on the lower end surface of the flow guide cover; the collecting cover is arranged at the upper end of the inner side surface of the outer shell; the collecting cover is rotationally connected with a rotating cylinder through a sealing bearing arranged on the outer side surface of the collecting cover; and a first gear is arranged on the outer side surface of the rotating cylinder. According to the automatic cleaning device, the wind speed of the ventilation hole is detected by utilizing the anemometer firstly, when the ventilation hole is blocked and no wind enters a cabinet body, impurities blocking the filter screen can be blown away through automatic blowing, so that the heat dissipation effect of the equipment is effectively improved, and accidents are avoided; and the impurities can be collected through a discharging cover, and a stepping motor can drive the cylindrical filter screen to rotate through a gear transmission system.

Description

Automatic cleaning device for low-voltage cabinet ventilation hole

Technical Field

The utility model relates to the technical field of electrical equipment, in particular to an automatic cleaning device for a low-voltage cabinet vent hole.

Background

As is well known, most low-voltage cabinets are provided with ventilation and heat dissipation devices, dust screens are only added in ventilation holes of low-voltage cabinets produced by a plurality of manufacturers at present, and no device is added to ensure that the ventilation holes are smooth, so that the conditions of ventilation hole blockage and unsmooth ventilation can occur, the ventilation in the cabinets is unsmooth, the temperature in the cabinets is overhigh, components and parts break down and the like, and the interests of users are damaged finally.

Disclosure of Invention

The utility model aims to overcome the defects in the prior art, and provides an automatic cleaning device for a low-voltage cabinet vent hole, which can effectively and automatically clean the vent hole of the low-voltage cabinet, ensure the normal operation of a low-voltage cabinet ventilation system and effectively solve the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: an automatic cleaning device for a low-voltage cabinet vent hole comprises an outer shell and a cylindrical filter screen; the front side surface of the outer shell is provided with a second mounting plate, the front side surface of the second mounting plate is provided with an insect-proof grille net, the upper surface of the outer shell is provided with a flow guide cover, an anemoscope and an air outlet are arranged inside the flow guide cover, the lower end surface of the flow guide cover is provided with a conical flow guide plate, the conical flow guide plate is arranged at the upper end of the inner side surface of the outer shell and is rotatably connected with a rotary drum through a sealing bearing arranged on the outer side surface of the outer shell, the outer side surface of the rotary drum is provided with a first gear, the upper end of the inner side surface of the outer shell is provided with a stepping motor, an output shaft of the stepping motor is provided with a second gear meshed with the first gear, the upper end surface of the cylindrical filter screen is provided with a connecting plate, the connecting plate is hermetically connected with the lower end surface of the rotary drum, the middle part of the inner side surface of the outer shell is provided with a collecting cover, the lower end surface of the collecting cover is connected with a blowing nozzle, the air outlet of the blowing nozzle is arranged near the collecting cover, the outer side surface of the drainage cover is provided with an air supply pump, an air outlet of the air supply pump is connected with an air blowing nozzle through a guide pipe, the guide pipe is rotatably connected with the cylindrical filter screen through a sealing bearing, the air blowing nozzle is tightly attached to the inner side surface of the cylindrical filter screen, and the input ends of the anemoscope, the air supply pump and the stepping motor are electrically connected with the output end of an external power supply through an external control switch.

Furthermore, the rear side of the upper end of the outer side face of the air guide sleeve is provided with a first mounting plate, and the front side face of the first mounting plate is provided with a mounting hole.

Furthermore, an annular support is arranged at the upper end of the inner side face of the outer shell and is rotatably connected with the rotary drum, and the stepping motor is arranged on the upper surface of the annular support.

Further, the front side lower extreme of shell body is equipped with the drain, and the drain links to each other with the cover of excreting, and the drain coats and is stamped the deashing apron.

Further, both ends all are equipped with arc rubber seal strip about the lateral surface of collecting the cover, and both ends set up about the lateral surface of cylindricality filter screen are hugged closely to two arc rubber seal strips.

Compared with the prior art, the utility model has the beneficial effects that: this low-voltage cabinet ventilation hole automatic cleaning device has following benefit:

1. according to the device, the wind speed of the vent hole is detected by using the anemoscope, when the vent hole is blocked and no wind enters the cabinet body, impurities blocking the filter screen can be blown away by automatic blowing, so that the heat dissipation effect of the equipment is effectively improved, and accidents are avoided;

2. impurity can be collected through excreting the cover, and step motor can drive the cylindricality filter screen rotation through gear drive system for the clearance can be accomplished fast to the cylindricality filter screen, and the air current that the blowing nozzle blew out can blow off the piece of jam on the filter screen.

Drawings

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

FIG. 2 is a front view of the present invention;

FIG. 3 is a left side sectional view of the present invention;

FIG. 4 is a schematic cross-sectional view of a cylindrical filter screen;

fig. 5 is a top view of the collection hood.

In the figure: the device comprises an outer shell 1, a first mounting plate 2, a flow guide cover 3, a second mounting plate 4, an insect prevention grating net 5, an ash removal cover plate 6, an anemoscope 7, an air outlet 8, a first gear 9, a rotary drum 10, an annular support 11, a connecting plate 12, a cylindrical filter screen 13, an air feed pump 14, a discharge cover 15, a collection cover 16, a stepping motor 17, a second gear 18, a conical flow guide plate 19, an air blowing nozzle 20, a flow guide pipe 21 and an arc rubber sealing strip 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, if an orientation description is referred to, for example, the directions or positional relationships indicated by "upper", "lower", "front", "rear", "left", "right", etc. are based on the directions or positional relationships shown in fig. 2, only for convenience of description and simplification of description, but not for indicating or implying 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. When a feature is referred to as being "disposed," "secured," or "connected" to another feature, it can be directly disposed, secured, or connected to the other feature or be indirectly disposed, secured, or connected to the other feature.

Referring to fig. 1-5, the present invention provides a technical solution: an automatic cleaning device for a low-voltage cabinet vent hole comprises an outer shell 1 and a cylindrical filter screen 13; the front side surface of the outer shell 1 is provided with a second mounting plate 4, the front side surface of the second mounting plate 4 is provided with an insect-proof grille net 5, the upper surface of the outer shell 1 is provided with a flow guide cover 3, the rear side of the upper end of the outer side surface of the flow guide cover 3 is provided with a first mounting plate 2, the front side surface of the first mounting plate 2 is provided with a mounting hole, the inside of the flow guide cover 3 is provided with an anemoscope 7 and an air outlet 8, the lower end surface of the flow guide cover 3 is provided with a conical flow guide plate 19, the conical flow guide plate 19 is arranged at the upper end of the inner side surface of the outer shell 1, the conical flow guide plate 19 is rotatably connected with a rotary drum 10 through a sealing bearing arranged at the outer side surface thereof, the outer side surface of the rotary drum 10 is provided with a first gear 9, the upper end of the inner side surface of the outer shell 1 is provided with a stepping motor 17, the upper end of the inner side surface of the outer shell 1 is provided with an annular bracket 11, the annular bracket 11 is rotatably connected with the rotary drum 10, and the stepping motor 17 is arranged on the upper surface of the annular bracket 11, the output shaft of the stepping motor 17 is provided with a second gear 18 engaged with the first gear 9, the stepping motor 17 can drive the cylindrical filter screen 13 to rotate through a gear transmission system, so that the cylindrical filter screen 13 can be cleaned quickly, the upper end surface of the cylindrical filter screen 13 is provided with a connecting plate 12, the connecting plate 12 is hermetically connected with the lower end surface of the rotary drum 10, the middle part of the inner side surface of the outer shell 1 is provided with a collecting cover 16, the upper end and the lower end of the outer side surface of the collecting cover 16 are respectively provided with an arc rubber sealing strip 22, the two arc rubber sealing strips 22 are tightly attached to the upper end and the lower end of the outer side surface of the cylindrical filter screen 13, the lower end surface of the collecting cover 16 is connected with a discharging cover 15, impurities can be collected through the discharging cover 15, the inside of the cylindrical filter screen 13 is provided with an air blowing nozzle 20, the air outlet of the air blowing nozzle 20 is arranged close to the collecting cover 16, and the outer side surface of the discharging cover 15 is provided with an air feed pump 14, the gas outlet of air feed pump 14 passes through honeycomb duct 21 and links to each other with blowing nozzle 20, the air current that blowing nozzle 20 blew out can blow away the piece of jam on the filter screen, honeycomb duct 21 passes through sealed bearing rotation with cylindricality filter screen 13 and is connected, the medial surface setting that cylindricality filter screen 13 is hugged closely to blowing nozzle 20, the air inlet of air feed pump 14 passes through the pipe and links to each other with gas outlet 8, the leading flank lower extreme of shell body 1 is equipped with the drain, the drain links to each other with drainage cover 15, the drain coats and is stamped deashing apron 6, anemoscope 7, the input of air feed pump 14 and step motor 17 all is connected with external power supply's output electricity through external control switch, the device, through automatic purging, can blow away the impurity that blocks up the filter screen, the radiating effect of equipment has effectively been improved, the emergence of accident has been avoided.

When in use: the external power supply is switched on, the air guide sleeve 3 is connected with an air inlet of an external exhaust fan, when the low-voltage cabinet dissipates heat, air flow is filtered by the cylindrical filter screen 13 and then sent into the low-voltage cabinet, when the cylindrical filter screen 13 is blocked, the anemoscope 7 transmits signals to the external controller, the external controller controls the step motor 17 to work, the step motor 17 drives the cylindrical filter screen 13 to rotate through gear transmission, impurities attached to the outer surface of the cylindrical filter screen 13 are firstly scraped by the collecting cover 16, stains under the scraping shovel are discharged through the grid insect prevention net 5, then the air supply pump 14 works, the air flow is sent into the air blowing nozzle 20, the air flow is blown out through the air blowing nozzle 20 to blow the cylindrical filter screen 13, and dust produced in the blowing process is discharged through the air blowing nozzle 14.

It should be noted that the core chip of the external controller disclosed in this embodiment is a PLC single chip, and the specific model is siemens S7-200, the ash removal cover plate 6, the anemoscope 7, the air feed pump 14, and the stepping motor 17 may be freely configured according to the actual application scenario.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a low-voltage cabinet ventilation hole automatic cleaning device which characterized in that: comprises an outer shell (1) and a cylindrical filter screen (13); the insect prevention grid net is characterized in that a second mounting plate (4) is arranged on the front side face of the outer shell (1), an insect prevention grid net (5) is arranged on the front side face of the second mounting plate (4), a flow guide cover (3) is arranged on the upper surface of the outer shell (1), an anemoscope (7) and an air outlet (8) are arranged inside the flow guide cover (3), a conical guide plate (19) is arranged on the lower end face of the flow guide cover (3), the conical guide plate (19) is arranged at the upper end of the inner side face of the outer shell (1), the conical guide plate (19) is rotatably connected with a rotary drum (10) through a sealing bearing arranged on the outer side face of the conical guide plate, a first gear (9) is arranged on the outer side face of the rotary drum (10), a stepping motor (17) is arranged on the upper end of the inner side face of the outer shell (1), a second gear (18) meshed with the first gear (9) is arranged on an output shaft of the stepping motor (17), a connecting plate (12) is arranged on the upper end face of the cylindrical filter screen (13), connecting plate (12) and the lower terminal surface sealing connection of rotary drum (10), the medial surface middle part of shell body (1) is equipped with collects cover (16), and the lower terminal surface of collecting cover (16) is connected with and excretes cover (15), the inside of cylindricality filter screen (13) is equipped with blowing nozzle (20), and the gas outlet of blowing nozzle (20) is near collecting cover (16) and setting up, and air supply pump (14) are installed to the lateral surface of excreting cover (15), and the gas outlet of air supply pump (14) passes through honeycomb duct (21) and links to each other with blowing nozzle (20), and honeycomb duct (21) are connected through sealed bearing rotation with cylindricality filter screen (13), and the medial surface setting of cylindricality filter screen (13) is hugged closely to blowing nozzle (20), and anemograph (7), air supply pump (14) and step motor (17)'s input all is connected with external power source's output electricity through external control switch.

2. The automatic cleaning device for the low-voltage cabinet vent hole as claimed in claim 1, wherein: lateral surface upper end rear side of kuppe (3) is equipped with first mounting panel (2), and the leading flank of first mounting panel (2) is equipped with the mounting hole.

3. The automatic cleaning device for the low-voltage cabinet vent hole as claimed in claim 1, wherein: the upper end of the inner side surface of the outer shell (1) is provided with an annular support (11), the annular support (11) is rotatably connected with the rotary drum (10), and the stepping motor (17) is installed on the upper surface of the annular support (11).

4. The automatic cleaning device for the low-voltage cabinet vent hole as claimed in claim 1, wherein: the lower end of the front side surface of the outer shell (1) is provided with a drain outlet, the drain outlet is connected with the drainage cover (15), and the drain outlet is covered with an ash removal cover plate (6).

5. The automatic cleaning device for the low-voltage cabinet vent hole as claimed in claim 1, wherein: the upper end and the lower end of the outer side surface of the collecting cover (16) are respectively provided with an arc-shaped rubber sealing strip (22), and the upper end and the lower end of the outer side surface of the cylindrical filter screen (13) are tightly attached to the two arc-shaped rubber sealing strips (22).