CN213555852U - High-voltage inverter filter screen cleaning device - Google Patents
High-voltage inverter filter screen cleaning device Download PDFInfo
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- CN213555852U CN213555852U CN202021763914.0U CN202021763914U CN213555852U CN 213555852 U CN213555852 U CN 213555852U CN 202021763914 U CN202021763914 U CN 202021763914U CN 213555852 U CN213555852 U CN 213555852U
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Abstract
A cleaning device for a filter screen of a high-voltage frequency converter belongs to the technical field of dust removal devices. Including pulse air chamber, clean room and collection ash chamber, pulse air chamber top is equipped with the pulse valve, the clean room is connected to pulse air chamber bottom, sets up the round layer board on the inner wall of clean room, is equipped with on the clean room lateral wall and gets and put the mouth, and the clean room bottom is equipped with the collection ash chamber, and collection ash chamber one side sets up the gas outlet, and the bottom is equipped with the unloading valve. The utility model discloses carry out the omnidirectional to the filter screen and sweep cleanly, it is clean thoroughly to can effectively prevent secondary pollution. In a word, the utility model discloses simple structure is applicable to the industrial production.
Description
Technical Field
The utility model relates to a cleaning device especially is applicable to the dust removal of clean high-voltage inverter filter screen belongs to dust collector technical field.
Background
The frequency converter is an electric energy control device which converts a power frequency power supply into another frequency by utilizing the on-off action of a power semiconductor device. The high-voltage frequency converter filter screen is arranged in the system and has the function of removing dust particles larger than or equal to 5 mu m and is used as a pre-filter in the system. Its function is to protect other accessories to extend their useful life.
The general frequency converter can not provide a sealed dust-free room for installation, the heat dissipation of the high-voltage frequency converter can be seriously influenced by excessive dust deposition of the filter screen, particularly in hot summer, the service life of the electrolytic capacitor of the core device of the high-voltage frequency converter is seriously influenced by the temperature, and the service life of the electrolytic capacitor can be prolonged to a certain extent by heat dissipation.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to prior art's defect, provide a high-voltage inverter filter screen cleaning device, it can remove dust to the filter screen thoroughly fast to do not produce secondary pollution moreover.
Technical problem is solved through following technical scheme:
the utility model provides a high-voltage inverter filter screen cleaning device, includes pulse air chamber, clean room and ash collecting chamber, pulse air chamber top is equipped with the pulse valve, the clean room is connected to pulse air chamber bottom, sets up the round layer board on the inner wall of clean room, is equipped with on the clean room lateral wall and gets and put the mouth, and the clean room bottom is equipped with the ash collecting chamber, and ash collecting chamber one side sets up the gas outlet, and the bottom is equipped with the unloading valve.
Above-mentioned high-voltage inverter filter screen cleaning device, the pulse air chamber bottom is equipped with the flow equalizing plate, the equipartition has the gas pocket on the flow equalizing plate.
Above-mentioned high-voltage inverter filter screen cleaning device adds the suction pipeline, the gas outlet cladding is in the suction pipeline, the unloading valve exposes outside the suction pipeline. The suction pipeline is provided with a wind port, the wind port is provided with a dust removal plate, and the wind port is externally connected with a draught fan.
Above-mentioned high-voltage inverter filter screen cleaning device, the pipeline front end of pulse valve sets up the nitrogen gas valve.
The utility model has the advantages of it is following:
the utility model discloses a set up the pulse air chamber and blow towards the filter screen, set up the fixed filter screen of clean room, utilize the pulse valve to blow towards nitrogen gas to the filter screen to clean the filter screen, the pulse valve bottom is equipped with flow equalizing plate, flow equalizing plate makes nitrogen gas to the filter screen sweep the non-blind area, clean thoroughly; the utility model discloses set up the gas outlet on one side of the ash collecting chamber, the outside of gas outlet sets up inhales the pipeline of taking out, inhales the pipeline of taking out and filters the back to the gas outlet combustion gas, discharges in the atmosphere, prevents secondary pollution.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the drawings, the respective reference numerals denote: 1. nitrogen valve, 2, pulse valve, 3, pulse air chamber, 4, flow equalizing plate, 5, air hole, 6, filter screen, 7, support plate, 8, dust removing chamber, 9, taking and placing port, 10, air outlet, 11, dust collecting chamber, 12, dust discharging valve, 13, suction pipeline, 14, draught fan, 15 and air port.
Detailed Description
Referring to the attached drawing 1, the utility model discloses a pulse air chamber 3, clean room 8 and dust collecting chamber 11, 3 tops of pulse air chamber are equipped with pulse valve 2, the clean room 8 is connected to pulse air chamber 3 bottoms, set up round layer board 7 on the inner wall of clean room 8, are equipped with on the 8 lateral walls of clean room and get and put mouth 9, and clean room 8 bottom is equipped with dust collecting chamber 11, and dust collecting chamber 11 one side sets up gas outlet 10, and the bottom is equipped with unloads grey valve 12. Get and put mouth 9 and layer board 7 on same horizontal position, when filter screen 6 needs to wash, open and get and put mouth 9, put filter screen 6 into clean room 8 along layer board 7 level, close and get and put mouth 9. And then opening the nitrogen valve 1 at the front end of the pulse valve 2 and the front end of the pulse valve 2, purging the filter screen 6 by using nitrogen, collecting the purged dust in the dust collection chamber 11, and discharging the nitrogen from the gas outlet 10.
The bottom of the pulse air chamber 3 is provided with a flow equalizing plate 4, and the flow equalizing plate 4 is uniformly provided with air holes 5. When the flow equalizing plate 4 is used for purging nitrogen, the nitrogen is uniformly dispersed in the dust removal chamber 8 in the process of flowing from top to bottom, so that the purging of the filter screen 6 is free of blind areas, and the nitrogen purging device is thorough in cleaning.
The suction pipeline 13 is additionally arranged, the air outlet 10 is covered in the suction pipeline 13, and the ash discharge valve 12 is exposed outside the suction pipeline 13. An air port 15 is arranged on the suction pipeline 13, a dust removal plate is arranged at the air port 15, and the air port 15 is externally connected with a draught fan 14. The nitrogen blown out from the air outlet 10 is provided with a small amount of dust which can cause certain pollution to the environment, a suction pipeline 13 is arranged outside the air outlet 10, and the nitrogen with the dust is filtered by a dust removing plate at an air port 15 through the suction pipeline 13 and then is discharged into the atmosphere. No secondary pollution is caused.
The size of the outer shell of the dust removing chamber 8 is slightly larger than that of the filter screen 6, the width of the supporting plate 7 is 3-5cm, the filter screen 6 can enter the dust remover 8, a frame body of the filter screen 6 is erected on the supporting plate 7, and meanwhile the filter screen 6 is completely exposed in the nitrogen blowing range. The taking and placing port 9 and the dust removal chamber 8 are arranged in a sealing mode.
Claims (4)
1. The utility model provides a high-voltage inverter filter screen cleaning device, its characterized in that, including pulse air chamber (3), clean room (8) and collection ash chamber (11), pulse air chamber (3) top is equipped with pulse valve (2), pulse air chamber (3) bottom is connected clean room (8), sets up round layer board (7) on the inner wall of clean room (8), is equipped with on clean room (8) lateral wall and gets and put mouth (9), and clean room (8) bottom is equipped with collection ash chamber (11), and collection ash chamber (11) one side sets up gas outlet (10), and the bottom is equipped with unloading valve (12).
2. The cleaning device for the filter screen of the high-voltage frequency converter according to claim 1, wherein a flow equalizing plate (4) is arranged at the bottom of the pulse air chamber (3), and air holes (5) are uniformly distributed on the flow equalizing plate (4).
3. The cleaning device for the high-voltage inverter filter screen according to claim 2, wherein a suction pipeline (13) is additionally arranged, the gas outlet (10) is covered in the suction pipeline (13), the ash discharge valve (12) is exposed outside the suction pipeline (13), a wind port (15) is arranged on the suction pipeline (13), a dust removal plate is arranged at the wind port (15), and the wind port (15) is externally connected with a draught fan (14).
4. The cleaning device for the filter screen of the high-voltage frequency converter is characterized in that a nitrogen valve (1) is arranged at the front end of the pipeline of the pulse valve (2).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021763914.0U CN213555852U (en) | 2020-08-21 | 2020-08-21 | High-voltage inverter filter screen cleaning device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202021763914.0U CN213555852U (en) | 2020-08-21 | 2020-08-21 | High-voltage inverter filter screen cleaning device |
Publications (1)
Publication Number | Publication Date |
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CN213555852U true CN213555852U (en) | 2021-06-29 |
Family
ID=76555999
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202021763914.0U Active CN213555852U (en) | 2020-08-21 | 2020-08-21 | High-voltage inverter filter screen cleaning device |
Country Status (1)
Country | Link |
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CN (1) | CN213555852U (en) |
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2020
- 2020-08-21 CN CN202021763914.0U patent/CN213555852U/en active Active
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