CN114534922A - Wet-type electrostatic precipitator's supplementary gas cleaning system - Google Patents
Wet-type electrostatic precipitator's supplementary gas cleaning system Download PDFInfo
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- CN114534922A CN114534922A CN202210191552.XA CN202210191552A CN114534922A CN 114534922 A CN114534922 A CN 114534922A CN 202210191552 A CN202210191552 A CN 202210191552A CN 114534922 A CN114534922 A CN 114534922A
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- 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
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- 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
- B03C3/74—Cleaning the electrodes
- B03C3/743—Cleaning the electrodes by using friction, e.g. by brushes or sliding elements
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- 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
- B03C3/74—Cleaning the electrodes
- B03C3/78—Cleaning the electrodes by washing
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- 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
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- Cleaning In General (AREA)
- Electrostatic Separation (AREA)
Abstract
The invention discloses an auxiliary flue gas purification system of a wet-type electric dust collector, which comprises an outer cover, a negative plate, a transverse scraping device and a longitudinal scraping device, wherein the outer cover comprises a bottom plate, a guide column is arranged on the bottom surface of the negative plate and is arranged on the bottom plate in a sliding manner through the guide column, a third elastic part is further arranged on the guide column, two ends of the third elastic part are respectively abutted against the bottom surfaces of the bottom plate and the negative plate, and the transverse scraping device is arranged in a transverse sliding manner and comprises a transverse scraping plate and a transverse base. The invention provides an auxiliary flue gas purification system of a wet electric precipitator, which does not spray at ordinary times, so that soot is more easily adhered to a cathode plate, after the soot is accumulated to a certain degree, water spraying operation is automatically carried out to clean the cathode plate, scraping operation is simultaneously carried out to scrape the soot with large viscosity, and the water spraying operation is also operated along with the scraping operation to ensure that the soot with large viscosity is more easily scraped.
Description
Technical Field
The invention relates to the technical field of flue gas purification, in particular to an auxiliary flue gas purification system of a wet-type electric dust remover.
Background
The flue gas contains ash, coal particles, oil drops and other tiny particles of a lot of incineration particulate materials, the humidity of the flue gas is high after desulfurization treatment, dust in the flue gas is combined with water vapor and then is easily adhered to a cathode plate and cannot be shaken off by a knocking method, and therefore when the humidity of the flue gas is high, a wet-type electric precipitator is adopted;
however, the wet electric dust collector used nowadays is always in a water spraying state, so that dust is directly dissolved in water and falls off, but is always in the water spraying state, and the adsorption capacity of the cathode plate on the dust is reduced, thereby affecting the dust removal effect, and further ensuring that the wet electric dust collector cannot achieve the expected dust removal effect.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an auxiliary flue gas purification system of a wet electric dust remover.
In order to solve the technical problems, the invention is solved by the following technical scheme: the auxiliary flue gas purification system of the wet electric precipitator comprises an outer cover, a cathode plate, a transverse scraping device and a longitudinal scraping device, wherein the outer cover comprises a bottom plate, a guide post is arranged on the bottom surface of the cathode plate, the guide post is arranged on the bottom plate in a sliding manner through the guide post, a third elastic part is further arranged on the guide post, two ends of the third elastic part are respectively propped against the bottom surfaces of the bottom plate and the cathode plate, the transverse scraping device is transversely arranged in a sliding manner and comprises a transverse scraping plate and a transverse base, the transverse scraping plate is arranged on the transverse base and is in contact with the cathode plate, the scraping of the scraping plate is completed by transverse left-right sliding, the longitudinal scraping device is longitudinally arranged on the transverse scraping device in a sliding manner and comprises a circulating guide shaft, a longitudinal base, a high-pressure nozzle and a longitudinal scraping device, the longitudinal scraping device and the high-pressure nozzle are both arranged on the transverse base in a sliding manner, and vertical scraper means sets up with the cooperation of horizontal scraper blade, the circulation guiding axle rotates and sets up on vertical base, it is provided with the direction sliding pin to rotate on the vertical base, and it sets up with the cooperation of circulation guiding axle, the circulation guiding axle rotates, can drive vertical base and slide from top to bottom to drive vertical scraper means and slide from top to bottom and accomplish scraping to horizontal scraper blade and sweep, horizontal base below is provided with the water catch bowl, high pressure nozzle aims at the negative plate, and it can spray the high pressure water to the negative plate, and water flows into the water catch bowl downwards in, be provided with the mouth that falls into water on the water catch bowl.
Its beneficial effect lies in, does not spray water to the negative plate at ordinary times, makes its absorption cigarette ash that can be better, after cigarette ash accumulation to a certain extent, opens the water spray automatically and washes the negative plate, at the in-process that washes, transversely scrapes and sweeps the negative plate to scrape off the adhesion and ash on the negative plate, vertically scrape simultaneously and sweep horizontal scraper blade, clean the cigarette ash of adhesion at horizontal scraper blade.
In the above scheme, preferably, still include drive arrangement, it includes water wheels, transmission, revolving stage, connecting rod and pipe in the water, water wheels rotates and sets up in the pipe in the water, the pipe in the water passes through the hose connection with the mouth in the water, water wheels is connected with transmission, the revolving stage is connected with transmission, and transmission rotates the kinetic energy drive revolving stage of water wheels, connecting rod one end is rotated and is connected at the edge of revolving stage, and the other end rotates and sets up on horizontal base, and the revolving stage rotates and drives horizontal base horizontal slip, the circulation guiding axle rotates and sets up on vertical base, the epaxial unidirectional rotation of circulation guiding is provided with the spur gear, be provided with the rack on the bottom plate, the spur gear sets up with the rack toothing.
The water-saving cleaning device has the beneficial effects that the gravitational potential energy of the water is converted into kinetic energy by utilizing the self gravity of the sprayed water, and the negative plate is driven to be cleaned.
In the above scheme, it is preferred that longitudinal scraper means includes scraper blade dustcoat, opening scraper blade and elastic component, in the opening scraper blade slides and sets up the scraper blade dustcoat, the elastic component slides and sets up the scraper blade dustcoat cavity, pushes up respectively at both ends and touches on the bottom surface of opening scraper blade and scraper blade dustcoat cavity bottom surface.
In the above aspect, preferably, the front end of the opening scraper is provided as two separate pieces, and contacts with both sides of the transverse scraper when the opening scraper is pushed forward.
In the above scheme, preferably, the transverse base is provided with a guide rod, and the longitudinal base is arranged on the guide rod in a damping sliding manner and cannot automatically slide downwards by virtue of self weight.
In the above scheme, preferably, the transverse scrapers are provided with multiple groups, the longitudinal scraper device is matched with the transverse scrapers, and a high-pressure nozzle is arranged between every two transverse scrapers.
The cigarette ash scraping device has the advantages that the longitudinal scraping plate device can scrape two sides of all transverse scraping plates downwards when the longitudinal base moves downwards, so that cigarette ash adhered to the transverse scraping plates can be scraped off, the transverse scraping plates are clean, meanwhile, the cigarette ash scraping device can automatically retract when running to the lowest part, the cigarette ash adhered to the opening scraping plates can be scraped off, all the cigarette ash can fall into the water collecting tank, the cigarette ash scraping device can automatically pop up when the cigarette ash scraping device rises to the highest point, and preparation is made for next cleaning.
In the above scheme, preferably, the system further comprises a sedimentation tank, wherein the downpipe is communicated with the sedimentation tank, and the sedimentation tank is provided with a water suction pump communicated with the high-pressure nozzle.
The method has the advantages that the high-pressure water is recycled after the cathode plate is cleaned, and is reused after precipitation and filtration.
In the above scheme, it is preferred that an inclined plane striking block is arranged on the lower plane of the opening scraper, an inclined plane striking block is arranged on the water collecting tank, and when the longitudinal scraper device moves to the bottommost end, the inclined plane striking block is pressed against the inclined plane striking block to enable the opening scraper to slide backwards.
In the above scheme, preferably, the scraper cover is provided with a locking hole, the opening scraper is provided with a sliding hole, a second elastic member and a locking rod are slidably arranged in the opening scraper, and when the opening scraper slides to the innermost end, the locking rod slides upwards to be located in the locking hole.
The opening scraper can be locked in the scraper cover when the equipment runs upwards, so that the upper edge of the opening scraper cannot scrape cigarette ash and the cigarette ash is accumulated on the upper edge.
In the above scheme, preferably, the upper end of the transverse base is provided with an unlocking pin, the unlocking pin is aligned with the locking hole in the scraper housing, and when the longitudinal scraper device moves to the topmost end, the unlocking pin is inserted into the locking hole to press the locking rod downwards so as to separate the locking rod from the locking hole.
The opening scraper has the beneficial effects that when the equipment runs to the uppermost end, the opening scraper can be automatically unlocked and popped up.
The invention has the beneficial effects that: the invention provides an auxiliary flue gas purification system of a wet electric precipitator, which does not spray at ordinary times, so that soot is more easily adhered to a cathode plate, after the soot is accumulated to a certain degree, water spraying operation is automatically carried out to clean the cathode plate, scraping operation is simultaneously carried out to scrape the soot with large viscosity, and the water spraying operation is also operated along with the scraping operation to ensure that the soot with large viscosity is more easily scraped.
Drawings
FIG. 1 is a schematic view of the present invention.
FIG. 2 is an internal schematic view of the present invention.
Fig. 3 is an inside elevational view of the present invention.
Fig. 4 is a cross-sectional view of the present invention.
FIG. 5 is a schematic view of the internal structure of the present invention.
FIG. 6 is a cross-sectional view of the longitudinal squeegee assembly of the invention.
FIG. 7 is a schematic view of the interior of the longitudinal squeegee assembly of the invention.
FIG. 8 is a schematic view of the squeegee housing of the invention.
Detailed Description
The invention is described in further detail below with reference to the following detailed description and accompanying drawings: with reference to figures 1-8 of the drawings,
wet-type electrostatic precipitator's supplementary gas cleaning system including dustcoat 1, negative plate 2, transversely scrape sweep device 3, vertically scrape sweep device 4, drive arrangement 5 and sedimentation tank 6, dustcoat 1 includes bottom plate 11, is provided with guide post 21 on the 2 bottom surfaces of negative plate, and it slides through guide post 21 and sets up on bottom plate 11, still is provided with third elastic component 22 on the guide post 21, and its both ends push up respectively and touch on bottom plate 11 and negative plate 2, still be provided with first electro-magnet 12 and first pressure on the bottom plate 11 and touch switch 13, and both all are located the below of negative plate 2, be provided with on the 2 bottom surfaces of negative plate with first electro-magnet 12 complex iron plate.
Wherein after the cathode plate 2 adsorbs the moist ash, its own weight is increased to slide downward, compressing the third elastic member 22, so that its bottom surface is pressed to the first press-contact switch 13, and simultaneously the first electromagnet 12 is activated to adsorb the cathode plate 2.
The transverse scraping and sweeping device 3 comprises a transverse scraping plate 31, a transverse base 32, a water collecting tank 33 and a guide rod 34, wherein the transverse scraping plate 31 is provided with a plurality of blocks and is uniformly arranged on the transverse base 32, the transverse base 32 is transversely arranged on the cathode plate 2 in a sliding manner, the water collecting tank 33 is arranged below the transverse base 32, the end surface of the transverse scraping plate 31 is in surface contact with the cathode plate 2, the transverse scraping and sweeping device comprises a driving device 5 and a driving device 5, the driving device 52, a rotating platform 53, a connecting rod 54 and a water falling pipe 55, the water wheel 51 is rotatably arranged in the water falling pipe 55, when water flows in the water falling pipe 55, the water falling pipe 51 can be driven to rotate, the water falling pipe 55 is connected with a water falling port 331 through a hose, the water wheel 51 is connected with the driving device 52, the rotating platform 53 is connected with the driving device 52, the driving device 52 is used for transmitting the kinetic energy of the water wheel 51 to the rotating platform 53 through a pair of bevel gears and a gearbox, and in the transmission process, the rotating speed is reduced, the torque is increased, one end of the connecting rod 54 is rotatably connected to the edge of the rotating platform 53, and the other end of the connecting rod is rotatably and vertically arranged on the transverse base 32 in a sliding manner.
Wherein after the moment of torsion through transmission 52 is enlargied, water wheels 51 rotates and can drive revolving stage 53 and rotate to make the circular motion be to the one end of connecting rod 54, and the horizontal base 32 of the other end is the lateral sliding setting, consequently along with revolving stage 53 pivoted rotation, do left and right round trip reciprocating motion, thereby make horizontal scraper blade 31 sweep the surface of cathode plate 2, make the moist cigarette ash on cathode plate 2 surface all hang down.
The longitudinal scraping device 4 comprises a circulating guide shaft 41, a longitudinal base 42, a high-pressure nozzle 43 and a longitudinal scraping device 44, the circulating guide shaft 41 rotates in one direction and is arranged on the transverse base 32, a flat gear 411 rotates in one direction on the circulating guide shaft, the direction of the one-way rotation of the flat gear is opposite to that of the one-way rotation of the flat gear 411, a rack 14 is arranged on the bottom plate 11, the flat gear 411 is meshed with the rack 12, and the thickness of the flat gear 411 is larger than the descending height of the cathode plate 2, so that the flat gear can be always connected with the rack 14.
When the rotating table 53 drives the transverse base 32 to reciprocate back and forth, the flat gear 411 is driven to move together and rotate relative to the rack 14, when the flat gear 411 moves leftwards, the space between the flat gear 411 and the circulating guide shaft 41 is kept static, the flat gear 411 rotates to drive the circulating guide shaft 41 to rotate together, when the circulating guide shaft 41 moves rightwards, the circulating guide shaft 41 cannot rotate reversely, and the flat gear 411 and the circulating guide shaft 41 can rotate relatively, so that one reciprocating motion of the transverse base 32 is realized, and the circulating guide shaft 41 is driven to rotate once.
The longitudinal base 42 is arranged on the guide rod 34 in a damping sliding manner, the longitudinal base cannot automatically slide downwards by means of the self weight, a guide sliding pin 421 is rotatably arranged on the guide rod and is matched with the circulating guide shaft 31, the circulating guide shaft 31 rotates to drive the longitudinal base 42 to circularly slide up and down, the high-pressure nozzle 43 and the longitudinal scraper device 44 are both arranged on the longitudinal base 42, the longitudinal scraper device 44 is matched with the transverse scrapers 31, one high-pressure nozzle 43 is arranged between every two transverse scrapers 31, the longitudinal scraper device 44 comprises a scraper outer cover 441, an opening scraper 442 and an elastic element 443, the opening scraper 442 is slidably arranged in the scraper outer cover 441, the elastic element 443 is slidably arranged in the inner cavity of the scraper outer cover 441, two ends of the opening scraper 442 respectively abut against the bottom surface of the opening scraper 442 and the bottom surface of the inner cavity of the scraper outer cover 441, and the front ends of the opening scraper 442 are separately arranged, and comes into contact with both sides of the lateral scrapers 31 when it is pushed out forward.
Wherein the high pressure nozzle 43 can spray high pressure water, and is controlled by the first press-contact switch 13, after the cathode plate 2 is pressed and contacted on the first press-contact switch 13, the high pressure nozzle 43 starts to spray high pressure water, after the water flow is sprayed on the cathode plate 2, the ash on the cathode plate 2 is carried to flow downwards into the water collecting tank 33, and then flows into the water falling pipe 55, so as to drive the water wheel 51 to rotate, thereby driving the rotating platform 53 to rotate, so that the transverse base 32 reciprocates left and right, thereby scraping the ash with large adhesive force left on the cathode plate 2, a small part of the ash is also adhered on the transverse scraping plate 31, the transverse base 32 reciprocates to drive the circulating guide shaft 41 to rotate, under the action of the guide sliding pin 421, the longitudinal base 42 can be driven to slide downwards, and at the moment, the opening scraping plate 442 is in a pushing-out state, and moves downwards along with the longitudinal base 42, thereby completing the scraping operation on the transverse scraping plate 31, and the entire cathode plate 2 is flushed during the downward movement of the longitudinal base 42.
The scraper housing 441 is provided with a locking hole 4411, the opening scraper 442 is provided with a sliding hole 4422, a second elastic piece 444 and a locking rod 445 are arranged in the sliding hole, when the opening scraper 442 slides to the innermost end, the locking rod 445 slides upwards and is positioned in the locking hole 4411, so that the opening scraper 442 is locked in the scraper housing 441 and is not in a pushing-out state, the upper end of the transverse base 32 is provided with an unlocking needle 321, and the unlocking needle 321 is aligned with the locking hole 4411 in the scraper housing 441.
Wherein when the longitudinal squeegee device 44 moves to the uppermost end, the lock release pin 321 is inserted into the lock hole 4411, and the lock lever 445 is pressed downward to be disengaged from the lock hole 4411, so that the elastic member 443 pushes the opening squeegee 442 forward, whereby the opening squeegee 442 can be automatically pushed out when the longitudinal base 42 moves to the uppermost end.
And a slope striking block 4421 is arranged on the lower plane of the opening scraper 442, a slope block 332 is arranged on the water collecting tank 33, when the longitudinal base 42 moves downwards to the lowest end, the slope striking block 4421 on the opening scraper 442 contacts the slope block 332 and automatically slides backwards to retract inwards into the scraper housing 441, and after a certain position is moved and the locking rod 445 is aligned with the locking hole 4411, the locking rod 445 automatically lifts upwards under the action of the second elastic member 444 to be positioned in the locking hole 4411, so that the opening scraper 442 is locked forwards and backwards, at the moment, the opening scraper 442 is in a retracted state, and in the retracting process of the opening scraper 442, the ash with larger viscosity left on the scraping transverse scraper 31 is automatically fallen off under the action of the scraper housing 441.
The downpipe 55 communicates the sedimentation tank 6, and is provided with the suction pump 61 on the sedimentation tank 6, and it communicates with high pressure nozzle 43, and receives first pressure to touch switch 13 control, sedimentation tank 6 is used for collecting waste water, after it filters through the sediment, carries out cyclic utilization through suction pump 61 once more.
The upper end of the transverse base 32 is also provided with a second electromagnet 322 and a second pressure contact switch 323, when the longitudinal base 42 moves to the top, the second pressure contact switch 323 is pressed and contacted, the high-pressure nozzle 43 is controlled to stop spraying water, meanwhile, the second electromagnet 322 is started to adsorb the longitudinal base 42, and meanwhile, the first electromagnet 12 is released, so that the cathode plate 2 after the cleaning is finished automatically rises under the action of the third elastic part 22 and is separated from the first pressure contact switch 13, and the cleaning of the cathode plate 2 is finished at this time.
The working principle or the using method is as follows:
when the negative plate 2 adsorbs more cigarette ashes, it is because self weight increases, and automatic downward slip to its bottom surface is pressed and is touched first pressure and is touched switch 13, and first electro-magnet 12 starts simultaneously, adsorbs negative plate 2, controls high pressure nozzle 43 simultaneously and begins to spray water to negative plate 2, and second electro-magnet 322 stop work simultaneously, unblock vertical base 42.
After the high pressure nozzle 43 sprays water for a certain time, part of the ash on the cathode plate 2 falls into the water collecting tank 33 along with the water flow and then flows into the downpipe 55, after the water flow starts to flow into the downpipe 55, the water wheel 51 is driven to rotate by the water flow, thereby driving the rotating table 53 to rotate, and making the transverse base 32 reciprocate back and forth left and right, so that a small part of the residual soot with large adhesive force on the cathode plate 2 is scraped off and adhered on the transverse scraping plate 31, the transverse base 32 reciprocates to drive the circulating guide shaft 41 to rotate, under the action of the guide sliding pin 421, the longitudinal base 42 can be driven to slide downwards, and at the same time, the opening scraper 442 is in a push-out state, which moves downward along with the longitudinal base 42, performs the sweeping operation of the transverse screed 31, and the entire cathode plate 2 is flushed during the downward movement of the longitudinal base 42.
When the longitudinal base 42 moves to the bottom, the inclined striking block 4421 of the opening scraper 442 contacts against the inclined block 332, automatically slides backwards, retracts inwards into the scraper housing 441, and after moving a certain position, when the locking rod 445 is aligned with the locking hole 4411, the locking rod 445 automatically lifts upwards under the action of the second elastic member 444 to be located in the locking hole 4411, so as to lock the opening scraper 442 forwards and backwards, at this time, the opening scraper 442 is in a retracted state, and during the retraction of the opening scraper 442, the sticky ash left on the opening scraper 442 and sweeping the transverse scraper 31 automatically falls off under the action of the scraper housing 441.
At this time, the high pressure nozzle 43 continues to spray water, so that the circulation guide shaft 41 continues to rotate, and the longitudinal base 42 starts to rise, and when moving to the uppermost end, the unlocking pin 321 is inserted into the locking hole 4411, and the locking lever 445 is pressed down to be disengaged from the locking hole 4411, so that the opening blade 442 is pushed out forward by the elastic member 443, and thus, when the longitudinal base 42 moves to the uppermost end, the opening blade 442 can be automatically pushed out.
When the longitudinal base 42 moves to the uppermost end, the second press-touch switch 323 is pressed and touched, the second press-touch switch controls the high-pressure nozzle 43 to stop spraying water, the second electromagnet 322 is started to adsorb the longitudinal base 42, so that the longitudinal base does not move any more, and meanwhile, the first electromagnet 12 is released, so that the cathode plate 2 after being cleaned automatically rises under the action of the third elastic part 22, and is separated from the first press-touch switch 13, and the cleaning of the cathode plate 2 is completed at one time.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. Wet-type electrostatic precipitator's supplementary gas cleaning system, its characterized in that: the device comprises an outer cover (1), a cathode plate (2), a transverse scraping device (3) and a longitudinal scraping device (4), wherein the outer cover (1) comprises a bottom plate (11), a guide column (21) is arranged on the bottom surface of the cathode plate (2) and is arranged on the bottom plate (11) in a sliding mode through the guide column (21), a third elastic part (22) is further arranged on the guide column (21), and two ends of the third elastic part are respectively abutted to the bottom surfaces of the bottom plate (11) and the cathode plate (2);
the transverse scraping and sweeping device (3) is transversely arranged on the cathode plate (1) in a sliding mode and comprises a transverse scraping plate (31) and a transverse base (32), the transverse scraping plate (31) is arranged on the transverse base (32) and is in contact with the cathode plate (2), the transverse scraping plate slides left and right transversely to complete scraping and sweeping of the scraping plate, the longitudinal scraping and sweeping device (4) is longitudinally arranged on the transverse scraping and sweeping device (3) in a sliding mode and comprises a circulating guide shaft (41), a longitudinal base (42), a high-pressure nozzle (43) and a longitudinal scraping plate device (44), the longitudinal scraping plate device (44) and the high-pressure nozzle (43) are arranged on the transverse base (32), the longitudinal base (42) is arranged on the transverse base (32) in a sliding mode, the longitudinal scraping plate device (44) is arranged in a matched mode with the transverse scraping plate (31), and the circulating guide shaft (41) is rotatably arranged on the longitudinal base (32), rotate on vertical base (42) and be provided with direction sliding pin (421), it sets up with circulation guiding axle (41) cooperation, circulation guiding axle (41) rotate, can drive vertical base (42) and slide from top to bottom to drive vertical scraper means (44) and slide from top to bottom and accomplish the sweeping to horizontal scraper blade (31), horizontal base (42) below is provided with water catch bowl (43), high pressure nozzle (43) aim at negative plate (2), and it can spray the high pressure water to negative plate (2), and water flows into in water catch bowl (33) downwards, be provided with drain opening (331) on water catch bowl (33).
2. The auxiliary flue gas purification system of a wet electric dust collector as claimed in claim 1, wherein: the device is characterized by further comprising a driving device (5) which comprises a water wheel (51), a transmission device (52), a rotating platform (53), a connecting rod (54) and a water falling pipe (55), wherein the water wheel (51) is rotatably arranged in the water falling pipe (55), the water falling pipe (55) is connected with a water falling port (331) through a hose, the water wheel (51) is connected with the transmission device (52), the rotating platform (53) is connected with the transmission device (52), the transmission device (52) drives the kinetic energy of the water wheel (51) to drive the rotating platform (53) to rotate, one end of the connecting rod (54) is rotatably connected to the edge of the rotating platform (53), the other end of the connecting rod is rotatably arranged on the transverse base (32), the rotating platform (53) rotates to drive the transverse base (32) to slide left and right, the circulating guide shaft (41) is rotatably arranged on the longitudinal base (32), and a flat gear (411) is arranged on the circulating guide shaft (41) in a unidirectional rotating mode, the bottom plate (11) is provided with a rack (14), and the flat gear (411) is meshed with the rack (14).
3. The auxiliary flue gas purification system of a wet electric dust collector as claimed in claim 2, wherein: the longitudinal scraper device (44) comprises a scraper outer cover (441), an opening scraper (442) and an elastic part (443), wherein the opening scraper (442) is arranged in the scraper outer cover (441) in a sliding mode, the elastic part (443) is arranged in the inner cavity of the scraper outer cover (441) in a sliding mode, and two ends of the elastic part respectively abut against the bottom surface of the opening scraper (442) and the bottom surface of the inner cavity of the scraper outer cover (441).
4. The auxiliary flue gas purification system of the wet electric dust collector of claim 3, wherein: the front end of the opening scraper (442) is divided into two pieces and contacts with two sides of the transverse scraper (31) when the opening scraper is pushed forwards.
5. The auxiliary flue gas purification system of the wet electric dust collector as claimed in claim 1, wherein: the transverse base (32) is provided with a guide rod (34), and the longitudinal base (42) is arranged on the guide rod (34) in a damping sliding mode and cannot automatically slide downwards by means of self weight.
6. The auxiliary flue gas purification system of the wet electric dust collector as claimed in claim 1, wherein: the horizontal scrapers (31) are provided with a plurality of groups, the longitudinal scraper devices (44) are matched with the horizontal scrapers (31), and a high-pressure nozzle (43) is arranged between every two horizontal scrapers (31).
7. The auxiliary flue gas purification system of the wet electric dust collector as claimed in claim 1, wherein: still include sedimentation tank (6), pipe in the water (55) intercommunication sedimentation tank (6), and be provided with suction pump (61) on sedimentation tank (6), it communicates with high pressure nozzle (43).
8. The auxiliary flue gas purification system of the wet electric dust collector of claim 3, wherein: the lower plane of the opening scraper (442) is provided with an inclined plane impact block (4421), the water collecting tank (33) is provided with an inclined plane block (332), and when the longitudinal scraper device (44) moves to the bottommost end, the inclined plane impact block (4421) is pressed against the inclined plane block (332) to enable the opening scraper (442) to slide backwards.
9. The auxiliary flue gas purification system of the wet electric dust collector of claim 8, wherein: the scraper blade outer cover (441) is provided with a locking hole (4411), the opening scraper blade (442) is provided with a sliding hole (4422), a second elastic piece (444) and a locking rod (445) are arranged in the opening scraper blade (442) in a sliding mode, and when the opening scraper blade (442) slides to the innermost end, the locking rod (445) slides upwards to be located in the locking hole (4411).
10. The auxiliary flue gas purification system of the wet electric dust collector of claim 9, wherein: an unlocking needle (321) is arranged at the upper end of the transverse base (32), the unlocking needle (321) is aligned with a locking hole (4411) in the scraper cover (441), when the longitudinal scraper device (44) moves to the topmost end, the unlocking needle (321) is inserted into the locking hole (4411), and the locking rod (445) is pressed downwards to be separated from the locking hole (4411).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210191552.XA CN114534922B (en) | 2022-03-01 | 2022-03-01 | Auxiliary flue gas purification system of wet-type electric dust remover |
Applications Claiming Priority (1)
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| CN114534921A (en) * | 2022-03-01 | 2022-05-27 | 浙江连成环保科技有限公司 | Flue gas purification system |
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| Publication number | Publication date |
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| CN114534922B (en) | 2023-04-14 |
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