CN112546789A - Intelligent electrostatic dust filtration electrical cabinet and installation method - Google Patents
Intelligent electrostatic dust filtration electrical cabinet and installation method Download PDFInfo
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- CN112546789A CN112546789A CN202011301532.0A CN202011301532A CN112546789A CN 112546789 A CN112546789 A CN 112546789A CN 202011301532 A CN202011301532 A CN 202011301532A CN 112546789 A CN112546789 A CN 112546789A
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Abstract
The invention belongs to the technical field of electrical cabinets, and particularly relates to an intelligent electrostatic dust filtration electrical cabinet and a use method thereof, wherein the intelligent electrostatic dust filtration electrical cabinet comprises a cabinet body and a filter frame, wherein a fixed frame is fixedly connected to the inner wall of the cabinet body; through setting up the pump drainage fan, start the pump drainage fan, make the pump drainage fan with the internal of outside air suction cabinet, make the internal hot-air of cabinet discharge the external portion of cabinet through the second filter screen, make the circulation of air of the internal portion of cabinet, play radiating effect, through setting up screw thread section of thick bamboo and draw-in groove, through rotating the turning handle, it is rotatory to make first pivot drive first conical gear, make first conical gear drive second conical gear rotate, make second conical gear drive the second pivot and rotate, make the second pivot drive the screw thread post and rotate, make the slider at the spout internalization, make screw thread section of thick bamboo shrink or extend, make screw thread section of thick bamboo break away from draw-in groove or joint in the draw-in groove, the convenience is installed and is dismantled filter frame, the convenience is washd or is changed first filter screen, the radiating efficiency of guarantee device.
Description
Technical Field
The invention belongs to the technical field of electrical cabinets, and particularly relates to an intelligent electrostatic dust filtration electrical cabinet and a use method thereof.
Background
The electrical cabinet is a cabinet which is formed by processing steel materials and used for protecting normal operation of components, the electrical cabinet is made of materials which are generally divided into two electrical cabinets of a hot-rolled steel plate and a cold-rolled steel plate, the electrical cabinet is widely and mainly used in the environmental protection industry, the electrical power system, the nuclear power industry, fire safety monitoring, traffic industry and the like, the electrical cabinet is formed by assembling switch equipment, measuring instruments, protection electrical equipment and auxiliary equipment in a metal cabinet according to electrical wiring requirements, various electrical elements in the cabinet become heat sources, the working time of each electrical element is prolonged, the temperature in the electrical cabinet gradually rises, the electrical elements can be damaged by overhigh temperature, the traditional electrical cabinet has poor heat dissipation effect, the electrical cabinet is arranged outdoors, dust on a road easily enters the electrical cabinet, and heavy dust influences normal use of the electrical cabinet.
The existing electrostatic dust removal net mostly adopts a single group of capacitors to provide static electricity, the dust removal effect is poor, and the accuracy is poor because the resistance change value is usually adopted to detect the dust deposition on the filter screen.
Disclosure of Invention
To solve the problems set forth in the background art described above. The invention provides an intelligent electrostatic dust filtering electrical cabinet and a use method thereof, and the intelligent electrostatic dust filtering electrical cabinet has the advantages of good dust filtering effect, capability of avoiding dust accumulation and automatic dust exhaust, and capability of automatically prompting a user to clearly detach the electrical cabinet when the dust accumulation is excessive.
In order to achieve the purpose, the invention provides the following technical scheme: an intelligent electrostatic dust filtration electrical cabinet comprises a cabinet body and a filter frame, wherein air ports are respectively formed in the left side surface and the right side surface of the cabinet body, fixing frames are respectively and fixedly connected to the inner walls of the two sides of the cabinet body, a suction fan is fixedly connected to the fixing frames, the filter frame is arranged on the air ports, a first filter screen is arranged on the inner wall of the filter frame, an electrostatic grid is arranged on the first filter screen, the electrostatic grid is provided with two groups of flat and straight electrode wires which are arranged in a crossed mode, the electrode wires are connected with a direct-current power supply after being connected with a divider resistor in series, and the divider resistor is connected with a; the filter frame is provided with a singlechip controller and an alarm lamp; the working process of the electrical cabinet is as follows: after the power is switched on, the two pumping fans rotate in different directions to respectively perform air suction and exhaust functions, the static grids on the air suction side are controlled by the single chip microcomputer to be electrified, when any one of the following conditions is met, the rotating directions of the two pumping fans are changed, and the on-off state of the two static grids is changed: the first condition is as follows: voltage variation at two ends of the voltage dividing resistor shown by the voltmeter exceeds a first voltage threshold; and a second condition: after the first preset time is exceeded, the voltage variation at two ends of the voltage dividing resistor does not exceed a first voltage threshold; when satisfying following condition three, two static grids all cut off the power supply, and two pump drainage fans all become the state of airing exhaust to light the alarm lamp: and (3) carrying out a third condition: the voltage variation at two ends of the divider resistor exceeds a second voltage threshold.
Preferably, the side surface of the filter frame is provided with a clamping groove, the inner wall of the air inlet is provided with a groove, the side surface of the cabinet body is provided with a round hole, and the inner wall of the round hole is fixedly connected with a first bearing, a first rotating shaft is arranged in the first bearing in a penetrating way, one end of the first rotating shaft is provided with a first bevel gear, the other end of the first rotating shaft is fixedly connected with a rotating handle, a second bearing is fixedly connected on the inner wall of the groove, a second rotating shaft penetrates through the second bearing, the second rotating shaft is provided with a second bevel gear, the first bevel gear is meshed with the second bevel gear, one end of the second rotating shaft is fixedly connected with a threaded column, the surface of the threaded column is in threaded connection with a threaded cylinder, one end joint of a screw thread section of thick bamboo is in the draw-in groove, supplementary wind gap has been seted up to the bottom of the cabinet body, and is provided with the second filter screen on the inner wall in supplementary wind gap.
Preferably, the surface of the threaded cylinder is fixedly connected with a sliding block, the inner wall of the groove is provided with a sliding groove, and the sliding block is movably connected in the sliding groove.
Preferably, the top fixedly connected with support frame of the cabinet body, the top fixedly connected with shielding plate of support frame.
Preferably, the bottom of the cabinet body is fixedly connected with supporting legs, and the bottom of the supporting legs is fixedly connected with universal wheels.
Preferably, the side fixedly connected with fixed plate of supporting leg, the bolt has been seted up at the top of fixed plate, bolt bottom fixedly connected with bottom plate, the bottom of bottom plate is provided with the rubber pad.
Preferably, the side of the cabinet body is movably connected with a cabinet door through a hinge, and the surface of the cabinet door is provided with an observation window and a handle.
Preferably, the surface of the rotating handle is provided with anti-skid lines.
The intelligent electrostatic dust filtration electrical cabinet and the use method thereof are characterized in that the installation method comprises the following steps:
the method comprises the following steps: the device is moved to the using position through the universal wheel, and the bolt moves in the threaded hole by rotating the bolt, so that the bottom plate is in contact with the ground to fix the cabinet body.
Step two: switch on external power supply, at cabinet body during operation, will start the pump drainage fan simultaneously, make the pump drainage fan with outside air suction to the cabinet internal, make the internal hot-air of cabinet discharge the external portion of cabinet through the second filter screen, make the circulation of air of the internal portion of cabinet, play radiating effect.
Step three: when the cabinet body live time long, when the radiating effect is not good, the accessible rotates the turning handle, makes first pivot drive first conical gear rotatory, makes first conical gear drive second conical gear and rotates, makes second conical gear drive the second pivot and rotates, makes the second pivot drive the screw thread post and rotates, makes the slider at the spout internalization, makes the shrink of screw thread section of thick bamboo, makes the screw thread section of thick bamboo break away from the draw-in groove, can take off the filter frame, washs or changes first filter screen.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the exhaust fan is arranged, and is started to suck external air into the cabinet body, so that hot air in the cabinet body is exhausted to the outside of the cabinet body through the second filter screen, the air in the cabinet body is circulated, and the heat dissipation effect is achieved;
2. according to the invention, two groups of straight electrode wires which are connected to the positive electrode and the negative electrode of the direct-current power supply in a crossed manner are arranged on the first filter screen to form crossed positive and negative electrostatic fields, so that the electrostatic filter has a stronger dust filtering function compared with a traditional electrostatic filter with one positive electrode and one negative electrode;
3. according to the invention, the electrostatic field is applied to the air inlet to enhance dust filtration, the electrostatic field is not applied to the air outlet to enhance dust discharge, the dust deposition condition of the filter screen is judged by detecting the voltage change of the divider resistor, when the voltage change at two ends of the divider resistor shown by a voltmeter exceeds a first voltage threshold value, light dust deposition is considered, or when one side is ventilated for a long time, the air inlet and the air outlet are exchanged to blow dust, when the voltage change at two ends of the divider resistor exceeds a second voltage threshold value, heavy dust deposition is considered, air is blown out from two sides, and a warning lamp is used for prompting a user to perform manual cleaning.
4. The invention judges the dust deposition condition by detecting the voltage value of the series-connected divider resistors, and has the advantages of simple structure and accurate detection compared with the prior art of directly detecting the resistance of the filter screen;
5. according to the filter frame, the threaded column, the threaded cylinder and the clamping groove are arranged, the first rotating shaft drives the first bevel gear to rotate by rotating the rotating handle, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the second rotating shaft to rotate, the second rotating shaft drives the threaded column to rotate, the sliding block moves in the sliding groove, the threaded cylinder contracts or extends, the threaded cylinder is separated from the clamping groove or clamped in the clamping groove, the filter frame is convenient to mount and dismount, the first filter screen is convenient to clean or replace, and the heat dissipation efficiency of the filter frame is guaranteed.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic structural view of a front view cross section of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in the present invention;
FIG. 3 is a front view of the present invention;
FIG. 4 is a circuit diagram of an electrostatic grid according to the present invention.
In the figure: 1. a cabinet body; 2. a fixed mount; 3. a suction fan; 4. an air inlet; 5. a filter frame; 6. a first filter screen; 7. a card slot; 8. a groove; 9. a first bearing; 10. a first rotating shaft; 11. a first bevel gear; 12. a handle is rotated; 13. a second bearing; 14. a second rotating shaft; 15. a second bevel gear; 16. a threaded post; 17. a threaded barrel; 18. a slider; 19. a chute; 20. a second filter screen; 21. supporting legs; 22. a universal wheel; 23. a fixing plate; 24. a bolt; 25. a base plate; 26. a rubber pad; 27. a support frame; 28. a shielding plate; 29. a cabinet door; 30. an observation window; 31. a handle.
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.
Example 1
Referring to fig. 1-4, the present invention provides the following technical solutions: an intelligent electrostatic dust filtration electrical cabinet comprises a cabinet body 1 and a filter frame 5, wherein air ports 4 are respectively formed in the left side surface and the right side surface of the cabinet body 1, fixing frames 2 are respectively and fixedly connected to the inner walls of the two sides of the cabinet body 1, a pumping and exhausting fan 3 is fixedly connected to the fixing frames 2, the filter frame 5 is arranged on the air ports 4, a first filter screen 6 is arranged on the inner wall of the filter frame 5, an electrostatic grid is arranged on the first filter screen 6, the electrostatic grid is provided with two groups of flat electrode wires which are connected to the positive electrode and the negative electrode of a direct-current power supply in a cross mode, the electrode wires are connected with a divider resistor in series, and; the filter frame 5 is provided with a singlechip controller and an alarm lamp; the working process of the electrical cabinet is as follows: after the power is switched on, the two exhaust fans 3 rotate in different directions to respectively perform air exhaust and exhaust functions, the static grids on the air exhaust side are controlled by the single chip microcomputer to be electrified, when any one of the following conditions is met, the rotation directions of the two exhaust fans 3 are changed, and the on-off state of the two static grids is changed: the first condition is as follows: voltage variation at two ends of the voltage dividing resistor shown by the voltmeter exceeds a first voltage threshold; and a second condition: after the first preset time is exceeded, the voltage variation at two ends of the voltage dividing resistor does not exceed a first voltage threshold; when satisfying following condition three, two static grids all cut off the power supply, and two pump drainage fans 3 all become the state of airing exhaust to light the alarm lamp: and (3) carrying out a third condition: the voltage variation at two ends of the divider resistor exceeds a second voltage threshold.
Specifically, a clamping groove 7 is formed in the side surface of the filter frame 5, a groove 8 is formed in the inner wall of the air inlet 4, a round hole is formed in the side surface of the cabinet body 1, a first bearing 9 is fixedly connected to the inner wall of the round hole, a first rotating shaft 10 penetrates through the first bearing 9, a first bevel gear 11 is arranged at one end of the first rotating shaft 10, a rotating handle 12 is fixedly connected to the other end of the first rotating shaft 10, a second bearing 13 is fixedly connected to the inner wall of the groove 8, a second rotating shaft 14 penetrates through the second bearing 13, a second bevel gear 15 is arranged on the second rotating shaft 14, the first bevel gear 11 is meshed with the second bevel gear 15, a threaded column 16 is fixedly connected to one end of the second rotating shaft 14, a threaded cylinder 17 is connected to the surface of the threaded column 16 in a threaded manner, one end of the threaded cylinder 17 is clamped in the clamping groove 7, the bottom of the cabinet body 1 has been seted up supplementary wind gap, and be provided with second filter screen 20 on the inner wall in supplementary wind gap, through setting up screw thread post 16, a screw thread section of thick bamboo 17 and draw-in groove 7, through rotating turning handle 12, make first pivot 10 drive first conical gear 11 rotatory, make first conical gear 11 drive second conical gear 15 rotate, make second conical gear 15 drive second pivot 14 and rotate, make second pivot 14 drive screw thread post 16 rotate, make slider 18 at spout 19 internalization, make screw thread section of thick bamboo 17 shrink or extension, make screw thread section of thick bamboo 17 break away from draw-in groove 7 or joint in draw-in groove 7, conveniently install and dismantle filter frame 5, conveniently wash or change first filter screen 6, guarantee the radiating efficiency of device.
Specifically, the surface of the threaded cylinder 17 is fixedly connected with a sliding block 18, the inner wall of the groove 8 is provided with a sliding groove 19, and the sliding block 18 is movably connected in the sliding groove 19 and plays a limiting role in the threaded cylinder 17.
Specifically, the top fixedly connected with support frame 27 of the cabinet body 1, the top fixedly connected with shielding plate 28 of support frame 27 plays the effect of keeping out rain, ensures the life of device.
Specifically, the bottom fixedly connected with supporting leg 21 of the cabinet body 1, the bottom fixedly connected with universal wheel 22 of supporting leg 21 conveniently removes the device.
Specifically, the side fixedly connected with fixed plate 23 of supporting leg 21, bolt 24 has been seted up at the top of fixed plate 23, bolt 24 bottom fixedly connected with bottom plate 25, the bottom of bottom plate 25 is provided with rubber pad 26, conveniently fixes the device.
Specifically, a cabinet door 29 is movably connected to the side surface of the cabinet body 1 through a hinge, and an observation window 30 and a handle 31 are arranged on the surface of the cabinet door 29.
Specifically, the surface of the rotating handle 12 is provided with anti-slip lines, so that the rotating handle 12 can be conveniently adjusted in a rotating manner.
The intelligent electrostatic dust filtration electrical cabinet and the use method thereof are characterized in that the installation method comprises the following steps:
the method comprises the following steps: the device is moved to the position of use through the universal wheel 22, and the bolt 24 is rotated to move in the threaded hole, so that the bottom plate 25 is contacted with the ground to fix the cabinet body 1.
Step two: switch on external power supply, at cabinet body 1 during operation, will start extraction fan 3 simultaneously, make extraction fan 3 with the air suction of outside to the cabinet body 1 in, make the hot-air in the cabinet body 1 discharge to the cabinet body 1 outside through second filter screen 20, make the inside circulation of air of the cabinet body 1, play radiating effect.
Step three: when the cabinet body 1 is long in service time and the heat dissipation effect is not good, the handle 12 can be rotated by the rotation, the first rotating shaft 10 drives the first bevel gear 11 to rotate, the first bevel gear 11 drives the second bevel gear 15 to rotate, the second bevel gear 15 drives the second rotating shaft 14 to rotate, the second rotating shaft 14 drives the threaded column 16 to rotate, the sliding block 18 moves in the sliding groove 19, the threaded cylinder 17 contracts, the threaded cylinder 17 is separated from the clamping groove 7, the filter frame 5 can be taken down, and the first filter screen 6 can be cleaned or replaced.
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 invention. 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 (9)
1. The utility model provides an intelligence static dust filtration regulator cubicle, includes cabinet body (1) and filter frame (5), its characterized in that: the improved air conditioner is characterized in that air ports (4) are respectively formed in the left side surface and the right side surface of the cabinet body (1), fixing frames (2) are respectively and fixedly connected to the inner walls of the two sides of the cabinet body (1), a suction fan (3) is fixedly connected to the fixing frames (2), a filtering frame (5) is arranged on the air ports (4), a first filtering net (6) is arranged on the inner wall of the filtering frame (5), an electrostatic grid is arranged on the first filtering net (6), the electrostatic grid is provided with two groups of flat electrode wires which are connected to the positive electrode and the negative electrode of a direct-current power supply in a crossed mode, the electrode wires are connected with a divider resistor in series; the filter frame (5) is provided with a singlechip controller and an alarm lamp; the working process of the electrical cabinet is as follows:
after the power is switched on, the two pumping fans (3) rotate in different directions to respectively perform air suction and exhaust functions, the static grids on the air inlet side are controlled by the single chip microcomputer to be electrified, when any one of the following conditions is met, the rotating directions of the two pumping fans (3) are changed, and the on-off state of the two static grids is changed:
the first condition is as follows: voltage variation at two ends of the voltage dividing resistor shown by the voltmeter exceeds a first voltage threshold;
and a second condition: after the first preset time is exceeded, the voltage variation at two ends of the voltage dividing resistor does not exceed a first voltage threshold;
when satisfying following condition three, two static grids all cut off the power supply, and two pump drainage fan (3) all become the state of airing exhaust to light the alarm lamp:
and (3) carrying out a third condition: the voltage variation at two ends of the divider resistor exceeds a second voltage threshold.
2. The intelligent electrostatic dust-filtering electrical cabinet as claimed in claim 1, wherein: a clamping groove (7) is formed in the side face of the filter frame (5), a groove (8) is formed in the inner wall of the air inlet (4), a round hole is formed in the side face of the cabinet body (1), a first bearing (9) is fixedly connected to the inner wall of the round hole, a first rotating shaft (10) penetrates through the first bearing (9), a first bevel gear (11) is arranged at one end of the first rotating shaft (10), a rotating handle (12) is fixedly connected to the other end of the first rotating shaft (10), a second bearing (13) is fixedly connected to the inner wall of the groove (8), a second rotating shaft (14) penetrates through the second bearing (13), a second bevel gear (15) is arranged on the second rotating shaft (14), the first bevel gear (11) is meshed with the second bevel gear (15), and a threaded column (16) is fixedly connected to one end of the second rotating shaft (14), the surface threaded connection of screw thread post (16) has a screw thread section of thick bamboo (17), the one end joint of screw thread section of thick bamboo (17) is in draw-in groove (7), supplementary wind gap has been seted up to the bottom of the cabinet body (1), and is provided with second filter screen (20) on the inner wall in supplementary wind gap.
3. The intelligent electrostatic dust-filtering electrical cabinet as claimed in claim 1 or 2, wherein: the surface of the threaded cylinder (17) is fixedly connected with a sliding block (18), the inner wall of the groove (8) is provided with a sliding groove (19), and the sliding block (18) is movably connected in the sliding groove (19).
4. An intelligent electrostatic dust-filtering electrical cabinet according to any one of the preceding claims, wherein: the top fixedly connected with support frame (27) of the cabinet body (1), the top fixedly connected with shielding plate (28) of support frame (27).
5. An intelligent electrostatic dust-filtering electrical cabinet according to any one of the preceding claims, wherein: the bottom fixedly connected with supporting leg (21) of the cabinet body (1), the bottom fixedly connected with universal wheel (22) of supporting leg (21).
6. An intelligent electrostatic dust-filtering electrical cabinet according to any one of the preceding claims, wherein: the side fixedly connected with fixed plate (23) of supporting leg (21), bolt (24) have been seted up at the top of fixed plate (23), bolt (24) bottom fixedly connected with bottom plate (25), the bottom of bottom plate (25) is provided with rubber pad (26).
7. An intelligent electrostatic dust-filtering electrical cabinet according to any one of the preceding claims, wherein: the side of the cabinet body (1) is movably connected with a cabinet door (29) through a hinge, and an observation window (30) and a handle (31) are arranged on the surface of the cabinet door (29).
8. An intelligent electrostatic dust-filtering electrical cabinet according to any one of the preceding claims, wherein: the surface of the rotating handle (12) is provided with anti-skid grains.
9. The method for installing the intelligent electrostatic dust-filtering electrical cabinet according to any one of claims 1-7, wherein:
the method comprises the following steps: the device is moved to a using position through the universal wheel (22), the bolt (24) is enabled to move in the threaded hole by rotating the bolt (24), the bottom plate (25) is enabled to be in contact with the ground, and the cabinet body (1) is fixed;
step two: an external power supply is switched on, when the cabinet body (1) works, the exhaust fan (3) is started simultaneously, so that the exhaust fan (3) pumps outside air into the cabinet body (1), hot air in the cabinet body (1) is exhausted to the outside of the cabinet body (1) through the second filter screen (20), the air in the cabinet body (1) circulates, and the heat dissipation effect is achieved;
step three: when the cabinet body (1) is long in service life and poor in heat dissipation effect, the rotating handle (12) can be rotated by the aid of the rotating handle (12), the first rotating shaft (10) drives the first bevel gear (11) to rotate, the first bevel gear (11) drives the second bevel gear (15) to rotate, the second bevel gear (15) drives the second rotating shaft (14) to rotate, the second rotating shaft (14) drives the threaded column (16) to rotate, the sliding block (18) moves in the sliding groove (19), the threaded cylinder (17) is contracted, the threaded cylinder (17) is separated from the clamping groove (7), the filter frame (5) can be taken down, and the first filter screen (6) is cleaned or replaced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011301532.0A CN112546789A (en) | 2020-11-19 | 2020-11-19 | Intelligent electrostatic dust filtration electrical cabinet and installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011301532.0A CN112546789A (en) | 2020-11-19 | 2020-11-19 | Intelligent electrostatic dust filtration electrical cabinet and installation method |
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| Publication Number | Publication Date |
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| CN112546789A true CN112546789A (en) | 2021-03-26 |
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| CN202011301532.0A Pending CN112546789A (en) | 2020-11-19 | 2020-11-19 | Intelligent electrostatic dust filtration electrical cabinet and installation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114001779A (en) * | 2021-11-02 | 2022-02-01 | 国网山东省电力公司莱芜供电公司 | Integrated monitoring device and monitoring method for combined electrical appliances |
-
2020
- 2020-11-19 CN CN202011301532.0A patent/CN112546789A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114001779A (en) * | 2021-11-02 | 2022-02-01 | 国网山东省电力公司莱芜供电公司 | Integrated monitoring device and monitoring method for combined electrical appliances |
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