CN116646206A - Visual high-voltage isolating switch for electric dust remover - Google Patents
Visual high-voltage isolating switch for electric dust remover Download PDFInfo
- Publication number
- CN116646206A CN116646206A CN202310438698.4A CN202310438698A CN116646206A CN 116646206 A CN116646206 A CN 116646206A CN 202310438698 A CN202310438698 A CN 202310438698A CN 116646206 A CN116646206 A CN 116646206A
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- camera
- isolating switch
- switch
- voltage
- box
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- 230000000007 visual effect Effects 0.000 title claims abstract description 22
- 239000000428 dust Substances 0.000 title claims abstract description 19
- 239000002184 metal Substances 0.000 claims abstract description 24
- 238000012544 monitoring process Methods 0.000 claims abstract description 12
- 239000012716 precipitator Substances 0.000 claims description 12
- 230000005684 electric field Effects 0.000 claims description 10
- 239000012717 electrostatic precipitator Substances 0.000 claims 2
- 238000012423 maintenance Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/20—Cameras or camera modules comprising electronic image sensors; Control thereof for generating image signals from infrared radiation only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/66—Applications of electricity supply techniques
- B03C3/68—Control systems therefor
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/52—Surveillance or monitoring of activities, e.g. for recognising suspicious objects
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/16—Indicators for switching condition, e.g. "on" or "off"
- H01H9/161—Indicators for switching condition, e.g. "on" or "off" comprising light emitting elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/16—Indicators for switching condition, e.g. "on" or "off"
- H01H9/167—Circuits for remote indication
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/16—Indicators for switching condition, e.g. "on" or "off"
- H01H9/168—Indicators for switching condition, e.g. "on" or "off" making use of an electromagnetic wave communication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/56—Cameras or camera modules comprising electronic image sensors; Control thereof provided with illuminating means
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Automation & Control Theory (AREA)
- Electrostatic Separation (AREA)
Abstract
The invention provides a visual high-voltage isolating switch for an electric dust collector, which comprises an isolating switch box, a disconnecting link operation box, a camera and a metal shielding pipeline, wherein the disconnecting link operation box is arranged on the outer wall of the isolating switch box, the disconnecting link is arranged on a first side wall of the isolating switch box, which is provided with the disconnecting link operation box, the camera has an infrared monitoring function and is arranged on a second side wall of the isolating switch box, which is opposite to the disconnecting link, the camera is connected with a power supply through a power line, the camera is connected with the switch through a signal line, a video signal is uploaded to an upper computer through the switch, the metal shielding pipeline is fixedly arranged on the inner side of the second side wall, and the power line and the signal line of the camera respectively pass out of the isolating switch box through two paths of metal shielding pipelines.
Description
[ field of technology ]
The invention relates to the technical field of electric dust collectors, in particular to a visual high-voltage isolating switch for an electric dust collector.
[ background Art ]
The maintenance of the existing high-voltage isolating switch box of the electric dust collector is realized through on-site observation and operation, the switch box body is provided with observation holes (generally made of organic glass), and the pointer on each operation hand wheel can indicate the position of the knife switch, but the precision is not high; under the condition of cutting off the power supply, the top cover of the switch box can be opened for checking and partial overhaul work. The above scheme has the following defects:
1. the schemes of observation hole perspective, hand wheel pointer judgment, top cover opening and the like all need to be checked on site. In addition, because the electric dust remover has huge resistance, when the conditions such as poor contact of a disconnecting link occur, the measuring instrument and the control system can not be identified basically.
2. The observation angle of the observation hole is limited, the irradiation angle of auxiliary lighting equipment is limited at night, components such as organic glass can reflect light, the observation effect is affected, and the situation that the knife is in poor contact and the like cannot be distinguished.
3. When the hand wheel pointer is adopted to judge the position of the knife switch, the observation accuracy cannot be ensured, the knife switch cannot be distinguished when the situation of poor contact and the like occurs, and even the judgment is wrong due to the problem of internal connection.
4. The roof opening scheme must be performed with the power completely turned off, typically only when the unit maintenance and equipment fails significantly, which is done frequently in regular time periods, which greatly reduces dust removal efficiency and operator work efficiency.
[ invention ]
The invention aims to solve the problems in the prior art, and provides a visual high-voltage isolating switch for an electric dust remover, which can realize all-weather online monitoring of the isolating switch and reduce the workload of operation and maintenance personnel.
In order to achieve the above purpose, the invention provides a visual high-voltage isolating switch for an electric dust collector, which comprises an isolating switch box, a disconnecting link operation box, a camera and a metal shielding pipeline, wherein the disconnecting link operation box is arranged on the outer wall of the isolating switch box, the disconnecting link is arranged on a first side wall of the isolating switch box, which is provided with the disconnecting link operation box, the camera has an infrared monitoring function and is arranged on a second side wall of the isolating switch box, which is opposite to the disconnecting link, the camera is connected with a power supply through a power line, the camera is connected with the switch through a signal line, a video signal is uploaded to an upper computer through the switch, the metal shielding pipeline is fixedly arranged on the inner side of the second side wall, and the power line and the signal line of the camera respectively penetrate out of the isolating switch box through two paths of metal shielding pipelines.
Preferably, the camera is provided with an auxiliary lighting device.
Preferably, the camera adopts a low-resolution infrared camera.
Preferably, a metal housing is disposed outside the camera or the internal electronic component thereof, and the metal housing is grounded.
Preferably, the metal shielding duct is arranged along an edge of the second side wall.
Preferably, the side wall of the isolating switch box is also provided with a threading hole, and the power line and the signal line of the camera penetrate out of the isolating switch box through the threading holes respectively.
Preferably, the disconnecting link is provided with a power supply side disconnecting link and an electric field side disconnecting link, the power supply side disconnecting link is connected with a high-voltage power supply through a first high-voltage wire, and the electric field side disconnecting link is connected with an electric field of the electric dust collector through a second high-voltage wire.
Preferably, the side wall of the isolating switch box is further provided with a high-voltage power supply connecting box, and a first through cavity for the first high-voltage wire to pass through is formed in the high-voltage power supply connecting box.
Preferably, a connecting cylinder for connecting the electric dust collector is arranged below the isolating switch box, and a second through cavity through which the second high-voltage wire can pass is formed in the connecting cylinder.
Preferably, the second side wall is further provided with an observation hole.
The invention has the beneficial effects that:
1. the auxiliary illumination of the camera is matched, so that all-weather online monitoring can be realized, and the workload of operation and maintenance personnel is reduced.
2. Through the infrared camera function of camera, the condition of generating heat of switch contact position can be monitored in real time, the switch that the contact failure leads to is burnt out and equipment damage is avoided.
3. The power frequency alternating current power supply is connected into the camera through the two paths of metal shielding pipelines which are arranged along the edges and have good grounding, video signals are reliably output, the stability of the power supply and the signals is ensured, and the operation of the equipment is reliable.
4. Because the switch box knife gate can not be frequently switched on and off, and the action characteristic is obvious, the camera can adopt low frame number and low resolution, the video signal data volume is further reduced, the transmission time can be short, and the system response is quicker.
5. The invention can realize the upgrade by adding a small amount of equipment and materials on the basis of the existing high-voltage isolating switch box, can be used for the production of brand new products, can also be used for the upgrade and transformation of installed equipment, and has lower cost.
6. When the high-voltage isolating switch adopts an electric type, the invention can directly monitor the state of the switch knife switch on line, and can also be matched with a visual identification system to further improve the automation and the reliability.
The features and advantages of the present invention will be described in detail by way of example with reference to the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a schematic diagram of a front view of a visual high voltage isolating switch for an electric precipitator;
FIG. 2 is a schematic top view of a visual high voltage isolator for an electric precipitator in accordance with the present invention;
fig. 3 is a schematic rear view of a visual high voltage disconnector for an electric precipitator according to the present invention.
[ detailed description ] of the invention
Referring to fig. 1 to 3, the visual high-voltage isolating switch for the electric dust collector comprises an isolating switch box 1, a disconnecting link 2, a disconnecting link operation box 3, a camera 10 and a metal shielding pipeline 12, wherein the disconnecting link operation box 3 is arranged on the outer wall of the isolating switch box 1, the disconnecting link 2 is arranged on a first side wall of the isolating switch box 1, which is provided with the disconnecting link operation box 3, the camera 10 has an infrared monitoring function and is arranged on a second side wall of the isolating switch box 1, which is opposite to the disconnecting link 2, the camera 10 is connected with an alternating current power supply through a power line, the camera 10 is connected with a switch through a signal line, video signals are uploaded to an upper computer through the switch, the metal shielding pipeline 12 is fixedly arranged on the inner side of the second side wall, and the power line and the signal line of the camera 10 respectively penetrate out of the isolating switch box 1 through the two metal shielding pipelines 12. In the structural design of the isolating switch, a metal shielding pipeline 12 is added at the rear side edge of the high-voltage isolating switch for connecting a power supply and a video signal, and the metal shielding pipeline is reliably grounded on the basis of realizing the minimum induced current on the surface of the pipeline, so that the power supply and the video signal are conveyed without interference. Aiming at the condition of fusing of the connecting point of the disconnecting link 2 caused by poor contact, the infrared monitoring function of the camera 10 can judge according to the remarkable change of the connecting point in an image, the camera 10 is arranged above the rear side of the high-voltage isolating switch, the optimal angle monitoring can be carried out on the disconnecting link 2 while the mounting distance between the camera 10 and the disconnecting link 2 is ensured, and the visible light and infrared light signals are ensured to enter the camera 10 without shielding.
Further, the camera 10 is provided with an auxiliary lighting device, so that all-weather online monitoring can be realized.
Further, because the switch box knife switch 2 does not frequently switch on or off and has obvious action characteristics and other series of factors, the camera 10 selects a low-resolution infrared camera with low frame number and low resolution, the data volume of video signals can be reduced, the transmission time can be shortened, and the system response is quicker.
Further, in order to avoid the influence of the induced current caused by the high voltage in the isolating switch on the working stability and the service life, the camera 10 or the internal electronic components thereof need to be protected by a metal shell, and the induced current can be reliably grounded through the grounding wire core in the power wire to eliminate the induced current.
Further, the metallic shielding conduit 12 is arranged along an edge of the second sidewall.
Further, the sidewall of the isolating switch box 1 provided with the camera 10 is further provided with a threading hole 11, and a power line and a signal line of the camera 10 respectively penetrate out of the isolating switch box 1 through the threading hole 11 for power access and video signal output of the camera 10, in this embodiment, one end of the metal shielding pipeline 12 is opposite to the camera 10, and the other end is opposite to the threading hole 11.
Further, a power side disconnecting link 21 and an electric field side disconnecting link 22 are arranged on the disconnecting link 2, the power side disconnecting link 21 is connected with a high-voltage power supply through a first high-voltage wire 5, and the electric field side disconnecting link 22 is connected with an electric field of the electric dust collector through a second high-voltage wire 7.
Further, the side wall of the isolating switch box 1 is further provided with a high-voltage power supply connection box 4, and a first through cavity for the first high-voltage wire 5 to pass through is formed in the high-voltage power supply connection box 4.
Further, a connecting cylinder 6 for connecting the electric dust collector is arranged below the isolating switch box 1, a second through cavity for the second high-voltage wire 7 to pass out is formed in the connecting cylinder 6, and the connecting cylinder 6 is adjustable according to the structure of the electric dust collector.
Further, an observation hole 9 is further formed in the second side wall of the isolating switch box 1, and a transparent baffle is arranged on the observation hole 9. An openable or closable top cover 8 is arranged above the isolating switch box 1.
The working process of the invention comprises the following steps:
according to the visual high-voltage isolating switch for the electric dust collector, the low-resolution infrared camera is arranged in the isolating switch box 1, auxiliary illumination is provided by the camera 10, and a power frequency alternating current power supply is connected into the camera 10 through the two paths of metal shielding pipelines 12 which are arranged along the edges and have good grounding, so that video signals are reliably output. Video signals of the plurality of isolating switch boxes 1 are uploaded to the upper computer through the switch, so that the upper computer can realize centralized monitoring of isolating switch states of all electric fields of the electric dust collector. By installing the camera 10 above the rear side (the opposite side of the hand wheel operation side of the disconnecting link) of the disconnecting link box 1, the best angle monitoring is performed on the disconnecting link 2 while the installation distance between the camera 10 and the disconnecting link 2 is ensured, and the visible light and infrared light signals are ensured to enter the camera 10 without shielding. Aiming at the condition of fusing of the connecting point of the disconnecting link 2 caused by poor contact, the infrared monitoring function of the camera 10 can judge according to the remarkable change of the connecting point in the image. Because the knife switch 2 can not be frequently switched on or off, and the action characteristics are obvious, the camera 10 can adopt low frame number and low resolution, the video signal data volume is further reduced, the transmission time is shorter, and the system response is quicker. In order to avoid the influence of induced current caused by high voltage in the isolating switch on the working stability and the service life, the camera 10 or the internal electronic components thereof are protected by adopting a metal shell, and the induced current can be reliably grounded through a grounding wire core in a power wire to eliminate the induced current.
The above embodiments are illustrative of the present invention, and not limiting, and any simple modifications of the present invention fall within the scope of the present invention.
Claims (10)
1. The utility model provides a visual high voltage isolator for electrostatic precipitator which characterized in that: including isolator case (1), switch (2), switch operation case (3), camera (10) and metal shielding pipeline (12), the outer wall of isolator case (1) is equipped with switch operation case (3), switch (2) are installed on the first lateral wall that isolator case (1) configured with switch operation case (3), camera (10) have infrared monitoring function to install on isolator case (1) on the second lateral wall with switch (2) relative arrangement, camera (10) access the power through the power cord, camera (10) access the switch through the signal line, with video signal to the host computer via the switch, the inboard fixed mounting of second lateral wall has metal shielding pipeline (12), the power cord and the signal line of camera (10) wear out from isolator case (1) through two way metal shielding pipeline (12) respectively.
2. The visual high-voltage isolating switch for an electric precipitator as set forth in claim 1, wherein: an auxiliary lighting device is arranged on the camera (10).
3. The visual high-voltage isolating switch for an electric precipitator as set forth in claim 1, wherein: the camera (10) adopts a low-resolution infrared camera.
4. The visual high-voltage isolating switch for an electric precipitator as set forth in claim 1, wherein: the camera (10) or the external part of the internal electronic component is provided with a metal shell, and the metal shell is grounded.
5. The visual high-voltage isolating switch for an electric precipitator as set forth in claim 1, wherein: the metallic shielding conduit (12) is arranged along an edge of the second sidewall.
6. The visual high-voltage isolating switch for an electric precipitator as set forth in claim 1, wherein: the side wall on the isolating switch box (1) is further provided with a threading hole (11), and a power line and a signal line of the camera (10) respectively penetrate out of the isolating switch box (1) through the threading hole (11).
7. The visual high-voltage isolating switch for an electric precipitator as set forth in claim 1, wherein: be equipped with power side switch (21), electric field side switch (22) on switch (2), power side switch (21) are connected high voltage power supply through first high voltage wire (5), electric field side switch (22) are connected the electrostatic precipitator electric field through second high voltage wire (7).
8. The visual high-voltage isolating switch for an electric precipitator of claim 7, wherein: the side wall of the isolating switch box (1) is also provided with a high-voltage power supply connecting box (4), and a first through cavity for a first high-voltage wire (5) to pass through is arranged in the high-voltage power supply connecting box (4).
9. The visual high-voltage isolating switch for an electric precipitator of claim 7, wherein: the lower part of the isolating switch box (1) is provided with a connecting cylinder (6) for connecting an electric dust collector, and a second through cavity for a second high-voltage wire (7) to pass out is arranged in the connecting cylinder (6).
10. The visual high-voltage isolating switch for an electric precipitator as set forth in claim 1, wherein: and the second side wall is also provided with an observation hole (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310438698.4A CN116646206A (en) | 2023-04-20 | 2023-04-20 | Visual high-voltage isolating switch for electric dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310438698.4A CN116646206A (en) | 2023-04-20 | 2023-04-20 | Visual high-voltage isolating switch for electric dust remover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116646206A true CN116646206A (en) | 2023-08-25 |
Family
ID=87614353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310438698.4A Pending CN116646206A (en) | 2023-04-20 | 2023-04-20 | Visual high-voltage isolating switch for electric dust remover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116646206A (en) |
-
2023
- 2023-04-20 CN CN202310438698.4A patent/CN116646206A/en active Pending
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