CN110639705B - Online blockage removing device for nozzle of wet electric dust remover - Google Patents
Online blockage removing device for nozzle of wet electric dust remover Download PDFInfo
- Publication number
- CN110639705B CN110639705B CN201910944396.8A CN201910944396A CN110639705B CN 110639705 B CN110639705 B CN 110639705B CN 201910944396 A CN201910944396 A CN 201910944396A CN 110639705 B CN110639705 B CN 110639705B
- Authority
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- China
- Prior art keywords
- axis
- guide rail
- blockage
- axis guide
- bracket
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000000428 dust Substances 0.000 title abstract description 19
- 230000000903 blocking effect Effects 0.000 claims abstract description 45
- 238000001514 detection method Methods 0.000 claims abstract description 35
- 238000004140 cleaning Methods 0.000 claims abstract description 9
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 239000012716 precipitator Substances 0.000 claims description 5
- 239000012717 electrostatic precipitator Substances 0.000 claims 1
- 239000007921 spray Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000000463 material Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011859 microparticle Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
-
- 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
- B03C3/02—Plant or installations having external electricity supply
- B03C3/16—Plant or installations having external electricity supply wet type
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
- B05B15/52—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter for removal of clogging particles
-
- 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
- Cleaning In General (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses an online blockage cleaning device for a wet electric dust collector nozzle, which comprises an X-axis guide rail module, a Y-axis guide rail module, a bracket, a blockage detection mechanism and a blockage cleaning mechanism. The support is fixedly connected onto a Y-axis sliding seat of the Y-axis guide rail module; the blocking detection mechanism comprises a blocking detection plate and a triggering mechanism, the blocking detection plate is connected to the top of the bracket in a swinging way, the triggering mechanism is arranged on the bracket, the blocking detection plate swings and is matched with the triggering mechanism, and the blocking detection plate is also provided with a through hole; the blockage removing mechanism comprises a telescopic device and a blockage removing device, the telescopic device comprises a fixing part and a sliding rod, the blockage removing device is fixedly arranged at the top end of the sliding rod, and the blockage removing device corresponds to the through hole so that the sliding rod can drive the blockage removing device to pass through the through hole. It has the following advantages: the spray nozzle of the wet electric dust collector can be cleaned on line, the problem that the spray nozzle of the wet electric dust collector is blocked and difficult to clean is solved, and the cleaning effect is far better than that of air cannons, ultrasonic methods and the like.
Description
Technical Field
The invention relates to a nozzle blocking cleaning device, in particular to an online nozzle blocking cleaning device of a wet electric dust collector.
Background
The wet electric dust collector is a new dust collector for treating trace dust and micro particles, but when the spray nozzles of the wet electric dust collector are blocked, the spray nozzles of the wet electric dust collector are all arranged inside the wet electric dust collector, the inside of the wet electric dust collector is filled with flue gas when the furnace is not stopped, the manual work can not enter to clear the blockage, and the blockage of the spray nozzles is mostly sand particles. At present, a large number of blocking clearing machines in the market are air cannons (such as CN207890383U, CN 204973400U), sonic ash cleaning machines, water gun blocking clearing machines (such as CN 207562520U), vibration blocking clearing machines (such as CN 207401726U) and the like, and the blocking clearing machines aim at some loose blocking objects, and have unobvious blocking clearing effects on sand blocking objects.
Disclosure of Invention
The invention provides an online blockage removing device for nozzles of a wet electric dust collector, which overcomes the defects of the blockage removing device for the nozzles of the electric dust collector in the background art.
The technical scheme adopted for solving the technical problems is as follows:
the wet-type electric dust remover nozzle online blockage removing device comprises an X-axis guide rail module, a Y-axis guide rail module, a bracket, a blockage detecting mechanism and a blockage removing mechanism; the X-axis guide rail module comprises an X-axis guide rail and an X-axis sliding seat which is in sliding connection with the X-axis guide rail, and the X-axis sliding seat can slide along the X-axis guide rail; the Y-axis guide rail module comprises a Y-axis guide rail fixedly connected to the X-axis slide seat and a Y-axis slide seat slidingly connected to the Y-axis guide rail, and the Y-axis slide seat can slide along the Y-axis guide rail; the support is fixedly connected onto the Y-axis sliding seat; the blocking detection mechanism comprises a blocking detection plate and a trigger mechanism, wherein the blocking detection plate is connected to the top of the bracket in a swinging way, the trigger mechanism is arranged on the bracket, the blocking detection plate is positioned above the trigger mechanism, the swinging of the blocking detection plate is matched with the trigger mechanism, and the blocking detection plate is also provided with a through hole penetrating along the Z axis; the blockage removing mechanism comprises a telescopic device and a blockage removing device, the telescopic device comprises a fixing part fixedly connected to the bracket and a sliding rod capable of sliding on the fixing part along a Z axis, the blockage removing device is fixedly arranged at the top end of the sliding rod, and the blockage removing device corresponds to the through hole so that the sliding rod can drive the blockage removing device to pass through the through hole.
In one embodiment: the utility model discloses a plug cleaning device, including support, fixed plate, stopper, fixed plate, sliding rod, stopper upper portion of support has set firmly the fixed plate, be equipped with the fixed plate on the support upper portion, be equipped with the through-hole that runs through along the Z axle on the fixed plate, fixed part rigid coupling is at fixed plate and support, just, the sliding rod passes the through-hole from bottom to top, the stopper is located on the rigid coupling board.
In one embodiment: the blocking detection plate is positioned on the fixed connection plate, the first side of the blocking detection plate is connected to the top of the bracket in a swinging way, and the triggering mechanism comprises a pressure sensor which is fixedly arranged on the fixed connection plate and positioned below the second side of the blocking detection plate.
In one embodiment: the block remover is arranged between the bracket and the pressure sensor.
In one embodiment: the fixing plate and the bracket are vertically arranged.
In one embodiment: the swing axis of the plugging detection plate is arranged along the Y axis.
In one embodiment: the X-axis guide rail module is provided with two X-axis guide rails, each X-axis guide rail is connected with an X-axis sliding seat in a sliding way, and two ends of the Y-axis guide rail are fixedly connected to the two X-axis sliding seats respectively.
Compared with the background technology, the technical proposal has the following advantages:
the spray nozzle of the wet electric dust collector can be cleaned on line, the problem that the spray nozzle of the wet electric dust collector is blocked and difficult to clean is solved, and the cleaning effect is far better than that of air cannons, ultrasonic methods and the like.
The fixed plate is fixedly arranged on the upper portion of the support, the through hole penetrating along the Z axis is formed in the fixed plate, the fixed portion is fixedly connected to the fixed plate and the support, the sliding rod penetrates through the through hole from bottom to top, the blocking remover is located on the fixed plate, the first side of the blocking detection plate is connected to the top of the support in a swinging mode, the pressure sensor is fixedly arranged on the fixed plate and located below the second side of the blocking detection plate, on one hand, automatic monitoring and automatic blocking removal can be achieved, blocking removal efficiency is improved, and labor cost is reduced. On the other hand, the layout is reasonable and the structure is compact.
The blockage remover is arranged between the bracket and the pressure sensor, and is convenient for detecting blockage and matching blockage removal.
Drawings
The invention is further described below with reference to the drawings and the detailed description.
Fig. 1 is a schematic front view of an online unblocking device according to an embodiment.
Fig. 2 is a schematic perspective view of an on-line blockage removal device according to an embodiment.
Detailed Description
Please refer to fig. 1 and 2, the online blockage removing device for the wet electric precipitator nozzle comprises an X-axis guide rail module, a Y-axis guide rail module, a bracket 4, a blockage detecting mechanism and a blockage removing mechanism. The materials used by the method have high temperature resistance, dust resistance and water resistance, and the working temperature of the materials can be higher than the temperature of the tail gas of the boiler, for example, the materials are made of stainless steel.
The X-axis guide rail module comprises an X-axis guide rail 2 and an X-axis sliding seat 1 which is slidably connected to the X-axis guide rail 2, and the X-axis sliding seat 1 can slide along the X-axis guide rail 2. The Y-axis guide rail module comprises a Y-axis guide rail 3 fixedly connected to the X-axis slide seat 1 and a Y-axis slide seat 31 slidingly connected to the Y-axis guide rail 3, and the Y-axis slide seat 31 can slide along the Y-axis guide rail 3. In this embodiment, the X-axis guide rail module is provided with two X-axis guide rails 2, each X-axis guide rail 2 is slidably connected with an X-axis slide seat 1, and two ends of the Y-axis guide rail 3 are respectively and fixedly connected to the two X-axis slide seats 1. According to the requirement, the X-axis sliding seat and the Y-axis sliding seat can be driven to slide by a hydraulic mechanism or a stepping motor, if the stepping motor is used for driving, the specific structure is as follows: the chain wheel and chain mechanism comprises a stepping motor and a chain wheel and chain mechanism which is connected with the stepping motor in a transmission way, wherein the sliding seat is connected to a chain wheel, the stepping motor is connected with a main chain wheel of the chain wheel and chain mechanism in a transmission way, and the main chain wheel is driven to rotate by the stepping motor to drive a chain to move so as to drive the sliding seat to slide. The X-axis guide rail module and the Y-axis guide rail module are matched to define a plane positioning unit. The X-axis guide rail module and the Y-axis guide rail module are adopted as ball screw modules.
The support 4 is fixedly connected on the Y-axis sliding seat 31 and is arranged along the Z-axis, a fixing plate 41 is fixedly arranged on the upper portion of the support 4, the fixing plate 41 and the support 4 are vertically arranged, and a through hole penetrating along the Z-axis is formed in the fixing plate 41.
The blocking detection mechanism comprises a blocking detection plate 7 and a triggering mechanism. The first side swing of examining the closure plate 7 is connected at support 4 top, examine closure plate 7 swing axis and follow Y axle and arrange, examine closure plate 7 and be located the fixed plate 41 top, examine closure plate 7 and be equipped with along Z axle through-hole 71 that runs through. The triggering mechanism is arranged on the fixedly connecting plate 41 of the bracket 4, the blocking detecting plate 7 is arranged on the triggering mechanism, and the swinging of the blocking detecting plate 7 is matched with the triggering mechanism. In this embodiment, the triggering mechanism includes a pressure sensor 8, the pressure sensor 8 is fixed on the fixing plate 41 and is located below the second side portion of the plugging plate 7, and the plugging plate 7 can prop against the pressure sensor 8 to obtain a pressure value through the pressure sensor 8.
The blockage removing mechanism comprises a telescopic device 5 and a blockage remover 6, the telescopic device 5 comprises a fixing part fixedly connected to the bracket 4 and a sliding rod 51 capable of sliding on the fixing part along a Z axis, the blockage remover 6 is fixedly arranged at the top end of the sliding rod 51, and the blockage remover 6 corresponds to the through hole 71 so that the sliding rod 51 can drive the blockage remover 6 to pass through the through hole 71. In this embodiment, the fixing portion is fixedly connected below the fixing plate 41, the sliding rod 51 of the telescopic device 5 passes through the through hole of the fixing plate 41 from bottom to top, and the plug remover 6 is located above the fixing plate 41; the block remover 6 is interposed between the support 4 and the pressure sensor 8. The blockage remover 6 comprises a connector fixedly connected to the top end of the sliding rod 41, bristles are fixedly arranged on the connector, and the blockage remover is a brush with stainless steel bristles. The driving device of the telescopic device 5 adopts a hydraulic mechanism or an electric push rod, and the telescopic device in the embodiment is the electric push rod.
The plane positioning unit is set according to the distribution position of the nozzles in advance during operation, so that the plane positioning unit can accurately position the blockage removing device below each nozzle, namely, the blockage removing device 6 is accurately positioned below each nozzle, for example, the X-axis sliding seat and the Y-axis sliding seat are driven by the driving mechanism to slide to drive the bracket to slide, and the blockage removing device 6 is accurately positioned below each nozzle. When the blockage removing device is positioned on the nozzle, the water sprayed by the nozzle enables the blockage detecting plate 7 to swing downwards and prop against the pressure sensor 8, and if the pressure value detected by the pressure sensor 8 exceeds a preset threshold value, the nozzle is judged to be unblocked; if the pressure value is smaller than the preset threshold value, the nozzle is judged to be blocked (if the nozzle is blocked, only a small amount of water is sprayed to enable the blocking detection plate 7 to be pressed down, the downward swinging angle of the blocking detection plate 7 is small, the pressure value detected by the pressure sensor 8 is smaller than the preset threshold value), the telescopic device 5 is triggered to enable the sliding rod 41 to be lifted, the blocking remover 6 is pushed to pass through the through hole 71 of the blocking detection plate 7 and the nozzle is cleaned, until the water spraying amount is increased, the pressure value exceeding the threshold value is detected by the pressure sensor 8, and then the telescopic device is reset.
In this embodiment, if a PLC controller is provided, the PLC is connected to the pressure sensor 8 and the driving mechanism of the telescopic device 5, so as to drive the sliding rod to rise when the pressure value obtained by the pressure sensor 8 is smaller than a predetermined threshold value, and to keep the sliding rod stationary or reset when the pressure value is greater than or equal to the predetermined threshold value.
According to the requirement, the PLC controller can be connected with a driving mechanism of the X-axis guide rail module and the Y-axis guide rail module, and the driving mechanism is realized according to the input nozzle interval value: when the blockage removing device is positioned on the first nozzle, the water sprayed by the nozzle enables the blockage detecting plate 7 to swing downwards and prop against the pressure sensor 8, when the nozzle is judged to be unblocked, the blockage removing device is driven to be positioned on the next nozzle after a delay of a plurality of seconds (the stay time at the same station can be limited to 20-30 seconds), and the judgment is circulated; if the nozzle is blocked, the telescopic device 5 is triggered to push the blockage remover 6 to pass through the through hole 71 of the blockage detection plate 7 and clean the nozzle until the water spray amount becomes enough to enable the pressure sensor 8 to detect the pressure exceeding the threshold value, or the position is recorded when the pressure sensor stays at the same station for more than a certain period of time, so that the fixed-point maintenance is convenient in the future.
The foregoing description is only illustrative of the preferred embodiments of the present invention, and therefore should not be taken as limiting the scope of the invention, for all changes and modifications that come within the meaning and range of equivalency of the claims and specification are therefore intended to be embraced therein.
Claims (5)
1. Online clear stifled device of wet-type electrostatic precipitator nozzle, its characterized in that: comprises an X-axis guide rail module, a Y-axis guide rail module, a bracket, a blockage detection mechanism and a blockage cleaning mechanism; the X-axis guide rail module comprises an X-axis guide rail and an X-axis sliding seat which is in sliding connection with the X-axis guide rail, and the X-axis sliding seat can slide along the X-axis guide rail; the Y-axis guide rail module comprises a Y-axis guide rail fixedly connected to the X-axis slide seat and a Y-axis slide seat slidingly connected to the Y-axis guide rail, and the Y-axis slide seat can slide along the Y-axis guide rail; the support is fixedly connected onto the Y-axis sliding seat; the blocking detection mechanism comprises a blocking detection plate and a trigger mechanism, wherein the blocking detection plate is connected to the top of the bracket in a swinging way, the trigger mechanism is arranged on the bracket, the blocking detection plate is positioned above the trigger mechanism, the swinging of the blocking detection plate is matched with the trigger mechanism, and the blocking detection plate is also provided with a through hole penetrating along the Z axis; the blockage removing mechanism comprises a telescopic device and a blockage remover, the telescopic device comprises a fixed part fixedly connected to the bracket and a sliding rod capable of sliding on the fixed part along a Z axis, the blockage remover is fixedly arranged at the top end of the sliding rod, and the blockage remover corresponds to the through hole so that the sliding rod can drive the blockage remover to pass through the through hole; the upper part of the bracket is fixedly provided with a fixed plate, the fixed plate is provided with a through hole penetrating along the Z axis, the fixed part is fixedly connected with the fixed plate and the bracket, the sliding rod penetrates through the through hole from bottom to top, and the blockage remover is positioned on the fixed plate; the swing axis of the plugging detection plate is arranged along the Y axis.
2. The online blockage removal device for a wet electric precipitator nozzle according to claim 1, wherein: the blocking detection plate is positioned on the fixed connection plate, the first side of the blocking detection plate is connected to the top of the bracket in a swinging way, and the triggering mechanism comprises a pressure sensor which is fixedly arranged on the fixed connection plate and positioned below the second side of the blocking detection plate.
3. The online blockage removal device for nozzles of a wet electric precipitator according to claim 2, wherein: the block remover is arranged between the bracket and the pressure sensor.
4. The online blockage removal device for a wet electric precipitator nozzle according to claim 1, wherein: the fixing plate and the bracket are vertically arranged.
5. The online blockage removal device for a wet electric precipitator nozzle according to claim 1, wherein: the X-axis guide rail module is provided with two X-axis guide rails, each X-axis guide rail is connected with an X-axis sliding seat in a sliding way, and two ends of the Y-axis guide rail are fixedly connected to the two X-axis sliding seats respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910944396.8A CN110639705B (en) | 2019-09-30 | 2019-09-30 | Online blockage removing device for nozzle of wet electric dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910944396.8A CN110639705B (en) | 2019-09-30 | 2019-09-30 | Online blockage removing device for nozzle of wet electric dust remover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110639705A CN110639705A (en) | 2020-01-03 |
| CN110639705B true CN110639705B (en) | 2024-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910944396.8A Active CN110639705B (en) | 2019-09-30 | 2019-09-30 | Online blockage removing device for nozzle of wet electric dust remover |
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| Country | Link |
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| CN (1) | CN110639705B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102455484B1 (en) * | 2020-10-12 | 2022-10-19 | 어썸레이 주식회사 | Module type electrostatic precipitator |
| CN112317247A (en) * | 2020-10-30 | 2021-02-05 | 南京敏美升商贸有限公司 | Avoid LED lamps and lanterns production adhesive deposite device for intelligent manufacturing of jam |
| CN113237065B (en) * | 2021-01-13 | 2022-12-27 | 重庆川维石化工程有限责任公司 | Intelligent control waste sulfuric acid cracking furnace and waste sulfuric acid cracking process |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210846762U (en) * | 2019-09-30 | 2020-06-26 | 华侨大学 | Online clear stifled device of wet-type electrostatic precipitator nozzle |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT365474B (en) * | 1979-05-28 | 1982-01-25 | Zhdanovskij Metall Inst | FILTER |
| JPH11104535A (en) * | 1997-08-04 | 1999-04-20 | Omron Corp | Nozzle clogging detection and nozzle clogging detector |
| KR100768305B1 (en) * | 2001-10-31 | 2007-10-17 | 주식회사 포스코 | Spray Nozzle Choked Hole Auto Removal Apparatus |
| DE102011000255B4 (en) * | 2011-01-21 | 2013-04-11 | Piller Entgrattechnik Gmbh | Device for deburring, removing and cleaning a shaft with liquid jets exiting from nozzles under pressure |
| CN104888965B (en) * | 2015-06-25 | 2017-02-22 | 厦门理工学院 | Online unblocking device for wet electrostatic precipitator nozzle |
| CN104959237B (en) * | 2015-07-08 | 2017-12-08 | 福州大学 | Intelligent Cleaning device for pipeline |
| CN105772304A (en) * | 2016-04-26 | 2016-07-20 | 上海天顺环保设备有限公司 | Blockage clearing device |
| CN207258421U (en) * | 2017-07-29 | 2018-04-20 | 安阳嘉和机械有限公司 | A kind of material blockage removal system |
-
2019
- 2019-09-30 CN CN201910944396.8A patent/CN110639705B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210846762U (en) * | 2019-09-30 | 2020-06-26 | 华侨大学 | Online clear stifled device of wet-type electrostatic precipitator nozzle |
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| CN110639705A (en) | 2020-01-03 |
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