Wet-type electric dust remover

Abstract

The utility model discloses a wet-type electric dust remover, and relates to the field of flue gas dust removal, the wet-type electric dust remover comprises a flue gas inlet cabin, a dust removal collection block is fixed on the flue gas inlet cabin, a flue gas outlet cabin is fixed on the dust removal collection block, a plurality of uniformly distributed anode tubes are fixed in the dust removal collection tube, and a plurality of cathode wires are mounted in the flue gas outlet cabin; a cleaning mechanism is arranged between the smoke inlet cabin and the smoke outlet cabin, a smoke uniformizing plate is fixed in the smoke inlet cabin, and a scraping mechanism is arranged on the smoke uniformizing plate. The cleaning mechanism is used for cleaning the inner wall of the anode tube again, the cleaning mechanism moves in the anode tube, dust which is not flushed away in the anode tube is cleaned away by the cleaning mechanism, and meanwhile, the scraping mechanism moves on the smoke uniformizing plate, so that water stains and dust on the smoke uniformizing plate are scraped to fall off from holes of the smoke uniformizing plate, and the smoke uniformizing plate is cleaned away. Therefore, the inner wall of the anode tube can be further cleaned, and the possibility that dust is attached to the inner wall of the anode tube and cannot be washed away is reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of flue gas dust removal, in particular to a wet electric dust collector. BACKGROUND

[0002] The wet electric dust collector is a new dust removal device for treating trace dust and micro-particles, mainly used for removing dust, acid mist, water droplets, aerosol, odor, PM2.5 and other harmful substances in the humid gas, and is an ideal device for treating atmospheric dust pollution.

[0003] The working principle of the wet dust collector is that a tens of thousands of volts direct current high voltage is applied between the anode tube and the cathode wire, under the action of the strong electric field, a corona layer is generated around the corona wire, the air in the corona layer is subjected to avalanche ionization, thereby generating a large number of negative ions and a small amount of positive ions, this process is called corona discharge; the dust (mist) particles entering the wet electric dust removal device along with the flue gas collide with the positive and negative ions to be charged, the charged dust (mist) particles move towards the anode due to the action of the high-voltage electrostatic field Coulomb force; after reaching the anode, the electric charge carried by the dust (mist) particles is released, and the dust (mist) particles are collected by the anode, and the collected dust forms a water film, which flows to the lower liquid accumulation tank or absorption tower by gravity or flushing, and is separated from the flue gas.

[0004] However, in actual operation, only the gravity of the dust itself and the impact force of the water flow are relied on to clean the anode tube, and part of the dust may still remain on the inner wall of the anode tube, which cannot be cleaned and accumulates in the anode tube for a long time, which may affect the normal use of the anode tube. Content of the utility model

[0005] The present application aims to solve the problem that only the gravity of the dust itself and the impact force of the water flow are relied on to clean the anode tube, and part of the dust may still remain on the inner wall of the anode tube, which cannot be cleaned and accumulates in the anode tube for a long time, which may affect the normal use of the anode tube, and provides a wet electric dust collector.

[0006] In order to achieve the above-mentioned purpose, the present application specifically adopts the following technical scheme:

[0007] A wet electric dust collector, comprising a smoke inlet cabin, a support leg is fixed on the smoke inlet cabin, a dust removal collection block is fixed on the smoke inlet cabin, a smoke outlet cabin is fixed on the dust removal collection block, a plurality of uniformly distributed anode tubes are fixed in the dust removal collection pipe, a plurality of cathode wires are installed in the smoke outlet cabin, the cathode wires correspond to the anode tubes, a plurality of uniformly distributed spray heads are installed in the smoke outlet cabin, a cleaning mechanism is arranged between the smoke inlet cabin and the smoke outlet cabin, a smoke uniformizing plate is fixed in the smoke inlet cabin, and a scraping mechanism is arranged on the smoke uniformizing plate.

[0008] By adopting the above technical scheme, the spray head in the smoke inlet cabin is used to flush the anode tube, and the water flow mixed with dust enters the smoke inlet cabin and is then discharged from the bottom of the smoke inlet cabin. Then, the cleaning mechanism is used to clean the inner wall of the anode tube again. The cleaning mechanism moves in the anode tube, and the dust in the anode tube that is not washed away is cleaned by the cleaning mechanism. At the same time, the scraping mechanism moves on the uniform smoke plate, so that the water stains and dust on the uniform smoke plate are scraped and then fall from the holes of the uniform smoke plate. Therefore, the inner wall of the anode tube can be further cleaned, and the possibility of dust adhering to the inner wall of the anode tube and not being washed away is reduced.

[0009] Further, the cleaning mechanism includes a plurality of support rods rotatably connected in the smoke inlet cabin, a plurality of evenly distributed transmission belts are drivingly connected on the support rods, the transmission belts are in closed loop shape, the transmission belts pass through the anode tube, and a support wheel is connected to one end of the transmission belt away from the support rod, the support wheel is rotatably connected with the dust collection block, the cleaning plug is arranged on the transmission belt, one side of the transmission belt is fixedly connected with the cleaning plug, and the other side of the transmission belt is slidingly connected with the cleaning plug. The driving assembly is arranged on the smoke inlet cabin.

[0010] By adopting the above technical scheme, the driving assembly drives a plurality of support rods to rotate at the same time, the transmission belt drives the cleaning plug to move in the anode tube, and the cleaning plug cleans the dust in the anode tube that is not washed away. Therefore, the dust on the inner wall of the anode tube can be further reduced, and the residual dust in the anode tube is reduced.

[0011] Further, the driving assembly includes a cleaning servo motor fixed on the smoke inlet cabin, the output end of the cleaning servo motor penetrates the smoke inlet cabin and is fixedly connected with one of the support rods, a plurality of synchronous gears are rotatably connected on the side of the cleaning cabin away from the cleaning servo motor, the support rods penetrate the smoke inlet cabin and are fixedly connected with the synchronous gears, and a transmission chain is drivingly connected between the plurality of synchronous gears.

[0012] By adopting the above technical scheme, when one of the support rods rotates, the synchronous gears and the transmission chain are used to drive the other synchronous gears to rotate, so that the plurality of support rods can drive the synchronous belt to rotate at the same time.

[0013] Further, a through hole is formed in the middle of the cleaning plug, and the through hole corresponds to the cathode wire.

[0014] By adopting the above technical scheme, when the cleaning plug moves in the anode tube, the cathode wire can pass through the through hole, so that the cleaning plug can reduce the influence on the cathode wire when moving.

[0015] Further, an inclined surface is formed in the edge of the cleaning plug, and the edge of the cleaning plug abuts against the inner wall of the anode tube.

[0016] By adopting the above technical scheme, the inclined surface is arranged on the edge of the cleaning plug, and the top of the cleaning plug is in the shape of a circular truncated cone, so that the cleaning plug can be more conveniently put into the anode tube.

[0017] Further, the side of the supporting wheel is fixed with a limiting block corresponding to the conveying belt.

[0018] By adopting the above technical scheme, the limiting block on the supporting wheel limits the transmission belt, so that the possibility of the transmission belt moving away from the supporting wheel when moving on the supporting wheel can be reduced.

[0019] Further, the scraping mechanism comprises a scraping rod arranged on the uniform plate, one end of the scraping rod is slidably connected with a supporting slide rod, both ends of the supporting slide rod are fixedly connected with the smoke inlet cabin, and a scraping plate is fixed on the scraping rod.

[0020] By adopting the above technical scheme, the scraping plate moves back and forth on the uniform plate, so that the possibility of dust remaining on the uniform plate and then accumulating can be reduced.

[0021] Further, a scraping threaded rod is threadedly connected to the end of the scraping rod away from the supporting slide rod, both ends of the scraping threaded rod are rotatably connected with the smoke inlet cabin, a scraping servo motor is fixed on the smoke inlet cabin, the output end of the scraping servo motor penetrates through the smoke inlet cabin and is fixedly connected with the scraping threaded rod.

[0022] By adopting the above technical scheme, the scraping servo motor drives the scraping threaded rod to rotate back and forth, so that the scraping rod can conveniently drive the scraping plate to move back and forth.

[0023] In summary, the present application has at least one of the following beneficial effects.

[0024] 1、The application, by washing the anode tube after the spray head, using cleaning servo motor driven support rod rotation, support rod driven synchronous gear, then under the action of transmission chain, let several support rod rotate at the same time, support rod driven transmission belt, transmission belt under the support of support wheel moves, then cleaning plug in the transmission belt driven from the bottom of the anode tube into the anode tube, then under the action of inclined plane, let the cleaning plug against the inner wall of the anode tube, the cleaning plug moves, cleaning plug on the inner wall of the anode tube cleaning, cleaning plug moves, the cathode line into the through hole, so that the cleaning plug will not touch the cathode line, after the cleaning plug moves to the upper end of the anode tube, under the action of cleaning servo motor, let the cleaning plug moves back to the original position, then the dust on the cleaning plug is washed off from the cleaning plug when washing the anode tube next time, to further clean the inner wall of the anode tube, reduce the possibility of dust remaining in the anode tube, reduce the possibility of dust remaining in the anode tube affecting the normal use of the anode tube.

[0025] 2、The application, by washing the anode tube when the spray head, the dust in the anode tube will follow the water flow from the anode tube, then through the uniform smoke plate, directly in the bottom of the smoke cabin, then a part of the water will be wrapped in the dust remaining on the uniform smoke plate, start scraping servo motor, let the scraping servo motor driven scraping threaded rod back and forth rotation, let the scraping threaded rod driven scraping rod back and forth movement under the support of the support slide rod, scraping rod driven scraping plate, scraping plate on the water stain and dust scraping, at the same time, the dust falling from the cleaning plug is scraped, let the dust and residual water stain fall from the hole of the uniform smoke plate, to reduce the possibility of dust remaining on the uniform smoke plate, then accumulated. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is the first three-dimensional structure of the dust collector in the application;

[0027] Figure 2 is the second three-dimensional structure of the dust collector in the application;

[0028] Figure 3 is the third three-dimensional structure of the dust collector in the application;

[0029] Figure 4 is the application Figure 2 A enlarged schematic view;

[0030] Figure 5 is the application Figure 2 B enlarged schematic view;

[0031] Figure 6 is the application Figure 3 C enlarged schematic view.

[0032] BRIEF DESCRIPTION OF DRAWINGS

[0033] 1, smoke into the cabin; 2, support leg; 3, dust collection block; 4, anode tube; 5, cathode line; 6, spray head; 7, cleaning mechanism; 71, cleaning plug; 72, transmission belt; 73, support wheel; 74, support rod; 741, cleaning servo motor; 742, transmission chain; 743, synchronous gear; 75, drive assembly; 76, through hole; 77, limit block; 8, scraping mechanism; 81, scraping plate; 82, scraping rod; 83, support slide rod; 84, scraping servo motor; 85, scraping threaded rod; 9, smoke cabin; 10, smoke plate. DETAILED DESCRIPTION

[0034] The following will be described in detail in conjunction with the accompanying drawings Figure 1 -6 to this application.

[0035] The embodiment of the application discloses a wet-type electric dust collector.

[0036] Referring to Figure 1 , Figure 2 and Figure 3 , a wet-type electric dust collector, comprising a smoke into the cabin 1, the support leg 2 is fixed on the smoke into the cabin 1, the dust collection block 3 is fixed on the smoke into the cabin 1, the smoke cabin 9 is fixed on the dust collection block 3, a plurality of anode tubes 4 are fixed in the dust collection tube, a plurality of cathode lines 5 are installed in the smoke cabin 9, the cathode line 5 corresponds to the anode tube 4, a plurality of spray heads 6 are installed in the smoke cabin 9, the cleaning mechanism 7 is arranged between the smoke into the cabin 1 and the smoke cabin 9, the smoke plate 10 is fixed in the smoke into the cabin 1, and the scraping mechanism 8 is arranged on the smoke plate 10.

[0037] When the wet type electric dust collector is used, first, the smoke inlet chamber 1 is connected with the pipeline for conveying the flue gas, then the flue gas is sent into the smoke inlet chamber 1, the flue gas in the smoke inlet chamber 1 is uniformly sent into the anode pipe 4 on the dust collection block 3 under the action of the smoke uniformizing plate 10, then when the flue gas passes through the anode pipe 4, the dust in the flue gas is attached to the inner wall of the anode pipe 4 under the action of the cathode wire 5, then the flue gas enters the smoke outlet chamber 9, and finally is discharged from the smoke outlet chamber 9, after the flue gas is treated, the anode pipe 4 is washed by the spray head 6 in the smoke outlet chamber 9, so that the water flow mixes with the dust and enters the smoke inlet chamber 1, and then is discharged from the bottom of the smoke inlet chamber 1, then the inner wall of the anode pipe 4 is cleaned again by the cleaning mechanism 7, the cleaning mechanism 7 moves in the anode pipe 4, the dust in the anode pipe 4 which is not washed away is cleaned by the cleaning mechanism 7, and at the same time, the water stains and dust on the smoke uniformizing plate 10 are scraped by the scraping mechanism 8 moving on the smoke uniformizing plate 10, and then fall from the hole of the smoke uniformizing plate 10, after the anode pipe 4 is washed by the spray head 6, the cleaning mechanism 7 moves in the anode pipe 4, so that the inner wall of the anode pipe 4 can be further cleaned, and the possibility that the dust is attached to the inner wall of the anode pipe 4 and cannot be washed away is reduced.

[0038] With reference to Figure 2 , Figure 4 and Figure 5 , the cleaning mechanism 7 comprises a plurality of support rods 74 rotatably connected in the smoke inlet chamber 1, a plurality of evenly distributed transmission belts 72 are rotatably connected on the support rods 74, the transmission belts 72 are in closed loop shape, the transmission belts 72 pass through the anode pipe 4, support wheels 73 are rotatably connected to one ends of the transmission belts 72 away from the support rods 74, the support wheels 73 are rotatably connected with the dust collection block 3, cleaning plugs 71 are arranged on the transmission belts 72, one sides of the transmission belts 72 are fixedly connected with the cleaning plugs 71, and the other sides of the transmission belts 72 are slidably connected with the cleaning plugs 71, and a driving assembly 75 is arranged on the smoke inlet chamber 1.

[0039] In addition, the driving assembly 75 comprises a cleaning servo motor 741 fixed on the smoke inlet chamber 1, an output end of the cleaning servo motor 741 passes through the smoke inlet chamber 1 and is fixedly connected with one of the support rods 74, a plurality of synchronous gears 743 are rotatably connected to one side of the cleaning chamber away from the cleaning servo motor 741, the support rods 74 pass through the smoke inlet chamber 1 and are fixedly connected with the synchronous gears 743, and a transmission chain 742 is in transmission connection between the plurality of synchronous gears 743.

[0040] Furthermore, a through hole 76 is formed in the middle of the cleaning plug 71, and the through hole 76 corresponds to the cathode wire 5.

[0041] In addition, an inclined surface is formed in the edge of the cleaning plug 71, and the edge of the cleaning plug 71 abuts against the inner wall of the anode pipe 4.

[0042] After the anode tube 4 is washed by the shower head 6, the cleaning servo motor 741 drives the support rod 74 to rotate, the support rod 74 drives the synchronous gear 743, then under the action of the transmission chain 742, a plurality of support rods 74 rotate at the same time, the support rod 74 drives the transmission belt 72 to move under the support of the support wheel 73, then the cleaning plug 71 moves into the anode tube 4 from the bottom of the anode tube 4 under the drive of the transmission belt 72, then under the action of the inclined surface, the cleaning plug 71 abuts against the inner wall of the anode tube 4, the transmission belt drives the cleaning plug 71 to move, the cleaning plug 71 cleans the inner wall of the anode tube 4, when the cleaning plug 71 moves, the cathode wire 5 enters the through hole 76, so that the cleaning plug 71 does not touch the cathode wire 5, after the cleaning plug 71 moves to the upper end of the anode tube 4, under the action of the cleaning servo motor 741, the cleaning plug 71 moves back to the original position, then the dust on the cleaning plug 71 is washed off from the cleaning plug 71 when the anode tube 4 is washed next time, after the inner wall of the anode tube 4 is washed by the shower head 6, the cleaning plug 71 is driven by the transmission belt 72 to clean the inner wall of the anode tube 4 again, so that the inner wall of the anode tube 4 can be further cleaned, and the possibility of dust remaining on the inner wall of the anode tube 4 is reduced.

[0043] With reference to Figure 2 and Figure 5 , the side of the support wheel 73 is fixed with a limiting block 77, and the limiting block 77 corresponds to the transmission belt. When the transmission belt 72 moves under the support of the support wheel 73, the limiting block 77 on the support wheel 73 limits the transmission belt 72, so that the transmission belt stably moves on the support wheel 73, and the limiting block 77 limits the transmission belt, so that the possibility of the transmission belt 72 moving off the support wheel 73 is reduced.

[0044] With reference to Figure 3 and Figure 6 , the scraping mechanism 8 comprises a scraping rod 82 arranged on the uniform plate, one end of the scraping rod 82 is slidably connected with a support slide rod 83, the two ends of the support slide rod 83 are fixedly connected with the smoke inlet cabin 1, and the scraping rod 82 is fixedly connected with a scraping plate 81.

[0045] In addition, the end of the scraping rod 82 away from the support slide rod 83 is threadedly connected with a scraping threaded rod 85, the two ends of the scraping threaded rod 85 are rotatably connected with the smoke inlet cabin 1, the smoke inlet cabin 1 is fixedly connected with a scraping servo motor 84, the output end of the scraping servo motor 84 penetrates through the smoke inlet cabin 1 and is fixedly connected with the scraping threaded rod 85.

[0046] When the shower head 6 washes the anode tube 4, the dust in the anode tube 4 will drop along with the water flow from the anode tube 4, then pass through the uniform smoke plate 10, directly gather at the bottom of the smoke inlet cabin 1, then part of the water flow will carry the dust and remain on the uniform smoke plate 10, start the scraping servo motor 84, let the scraping servo motor 84 drive the scraping threaded rod 85 to rotate back and forth, let the scraping threaded rod 85 drive the scraping rod 82 to move back and forth under the support of the support sliding rod 83, let the scraping rod 82 drive the scraping plate 81, the scraping plate 81 scrapes the remaining water stains and dust, at the same time, scrapes the dust that falls from the cleaning plug 71, lets the dust and remaining water stains fall from the hole of the uniform smoke plate 10, by using the scraping plate 81 to clean the uniform smoke plate 10, so as to reduce the dust remaining on the uniform smoke plate 10, and then possibly accumulate.

[0047] Working principle: when using a wet type electric dust collector, first connect the smoke inlet cabin 1 to the pipeline conveying smoke, then send the smoke into the smoke inlet cabin 1, the smoke in the smoke inlet cabin 1 evenly enters the anode tube 4 on the dust collection block 3 under the action of the uniform smoke plate 10, then when the smoke passes through the anode tube 4, the dust in the smoke adheres to the inner wall of the anode tube 4 under the action of the cathode wire 5, then the smoke enters the smoke outlet cabin 9, and finally is discharged from the smoke outlet cabin 9, after the smoke dust removal work, use the shower head 6 in the smoke outlet cabin 9 to wash the anode tube 4, let the water flow mixed with dust into the smoke inlet cabin 1, then discharge from the bottom of the smoke inlet cabin 1, after the shower head 6 washes the anode tube 4, use the cleaning servo motor 741 to drive the support rod 74 to rotate, the support rod 74 drives the synchronous gear 743, then under the action of the transmission chain 742, let several support rods 74 rotate at the same time, the support rod 74 drives the transmission belt 72 to rotate, the transmission belt 72 moves under the support of the support wheel 73, then the cleaning plug 71 moves into the anode tube 4 from the bottom of the anode tube 4 under the drive of the transmission belt 72, then under the action of the inclined surface, let the cleaning plug 71 abut against the inner wall of the anode tube 4, the transmission belt drives the cleaning plug 71 to move, the cleaning plug 71 cleans the inner wall of the anode tube 4, when the cleaning plug 71 moves, the cathode wire 5 enters the through hole 76, so that the cleaning plug 71 will not touch the cathode wire 5, after the cleaning plug 71 moves to the upper end of the anode tube 4, under the action of the cleaning servo motor 741, let the cleaning plug 71 move back to the original position, then the dust on the cleaning plug 71 will be washed off from the cleaning plug 71 next time the anode tube 4 is washed, then start the scraping servo motor 84, let the scraping servo motor 84 drive the scraping threaded rod 85 to rotate back and forth, let the scraping threaded rod 85 drive the scraping rod 82 to move back and forth under the support of the support sliding rod 83, let the scraping rod 82 drive the scraping plate 81, the scraping plate 81 scrapes the remaining water stains and dust, at the same time, scrapes the dust that falls from the cleaning plug 71, lets the dust and remaining water stains fall from the hole of the uniform smoke plate 10, completes the dust cleaning after the smoke dust removal.

Claims

1. A wet electro-precipitator comprising a smoke inlet chamber (1), characterised in that: The support leg (2) is fixed on the smoke inlet cabin (1), the dust removal collection block (3) is fixed on the smoke inlet cabin (1), the smoke outlet cabin (9) is fixed on the dust removal collection block (3), a plurality of uniformly distributed anode tubes (4) are fixed in the dust removal collection block (3), a plurality of cathode wires (5) are installed in the smoke outlet cabin (9), the cathode wires (5) correspond to the anode tubes (4), a plurality of uniformly distributed spray heads (6) are installed in the smoke outlet cabin (9), the cleaning mechanism (7) is arranged between the smoke inlet cabin (1) and the smoke outlet cabin (9), the uniform smoke plate (10) is fixed in the smoke inlet cabin (1), and the scraping mechanism (8) is arranged on the uniform smoke plate (10).

2. A wet electrostatic precipitator according to claim 1, characterized in that: The cleaning mechanism (7) comprises a plurality of support rods (74) rotatably connected in the smoke inlet cabin (1), a plurality of uniformly distributed transmission belts (72) are drivingly connected to the support rods (74), the transmission belts (72) are in closed loop shape, the transmission belts (72) penetrate the anode tubes (4), one end of the transmission belts (72) away from the support rods (74) is connected with a support wheel (73), the support wheel (73) is rotatably connected with the dust removal collection block (3), the cleaning plugs (71) are arranged on the transmission belts (72), one side of the transmission belts (72) is fixedly connected with the cleaning plugs (71), and the other side of the transmission belts (72) is slidingly connected with the cleaning plugs (71), and the drive assembly (75) is arranged on the smoke inlet cabin (1).

3. A wet electrostatic precipitator according to claim 2, wherein: The drive assembly (75) comprises a cleaning servo motor (741) fixed on the smoke inlet cabin (1), the output end of the cleaning servo motor (741) penetrates the smoke inlet cabin (1) and is fixedly connected with one of the support rods (74), a plurality of synchronous gears (743) are rotatably connected to one side of the cleaning plug (71) away from the cleaning servo motor (741), the support rods (74) penetrate the smoke inlet cabin (1) and are fixedly connected with the synchronous gears (743), and a transmission chain (742) is drivingly connected between the plurality of synchronous gears (743).

4. A wet electrostatic precipitator according to claim 2, wherein: The through hole (76) is formed in the middle of the cleaning plug (71) and corresponds to the cathode wire (5).

5. A wet electrostatic precipitator according to claim 2, wherein: The cleaning plug (71) is provided with an inclined surface at the edge, and the edge of the cleaning plug (71) abuts against the inner wall of the anode tube (4).

6. A wet electrostatic precipitator according to claim 2, wherein: The side edge of the support wheel (73) is fixed with a limiting block (77) corresponding to the transmission belt.

7. A wet electrostatic precipitator according to claim 2, wherein: The scraping mechanism (8) comprises a scraping rod (82) arranged on the uniform plate, one end of the scraping rod (82) is slidingly connected with a supporting slide rod (83), both ends of the supporting slide rod (83) are fixedly connected with the smoke inlet cabin (1), and the scraping rod (82) is fixedly connected with a scraping plate (81).

8. A wet electrostatic precipitator according to claim 7, wherein: The scraping rod (82) is threadedly connected with a scraping threaded rod (85) away from one end of the supporting sliding rod (83), both ends of the scraping threaded rod (85) are rotationally connected with the smoke inlet cabin (1), the smoke inlet cabin (1) is fixed with a scraping servo motor (84), the output end of the scraping servo motor (84) penetrates through the smoke inlet cabin (1) and is fixedly connected with the scraping threaded rod (85).

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