CN220861719U

CN220861719U - Wet electrostatic precipitator that clearance effect is good

Info

Publication number: CN220861719U
Application number: CN202322567051.XU
Authority: CN
Inventors: 辛桂新; 刘顺; 高衍春; 王�锋
Original assignee: Shandong Qitian Environmental Protection Technology Co ltd
Current assignee: Shandong Qitian Environmental Protection Technology Co ltd
Priority date: 2023-09-21
Filing date: 2023-09-21
Publication date: 2024-04-30
Anticipated expiration: 2033-09-21

Abstract

The utility model relates to a wet electrostatic precipitator with good cleaning effect, which comprises a shell, wherein an air inlet pipe and an air outlet pipe are arranged on one side of the shell, a cathode wire, a dust collecting electrode pipe and a water distribution pipe are arranged in the shell, a flow guide chamber is arranged at the lower end of the shell, a dirt collecting chamber is arranged at the lower end of the flow guide chamber, a filter chamber is fixedly connected with the lower end of the dirt collecting chamber, a blow-down pipe is arranged at the lower end of the filter chamber, a motor is arranged on the outer side of the blow-down pipe, a rotating rod is connected with the driving end of the motor through the blow-down pipe, the upper end of the rotating rod penetrates through the filter chamber and stretches into the dirt collecting chamber, two arc-shaped scraping plates are movably arranged in the dirt collecting chamber, two connecting arms are arranged on one side of each arc-shaped scraping plate, one end of each connecting arm is fixedly connected with the rotating rod, the dirt collecting chamber and the filter plate can automatically scrape and clean, corrosion caused by long-term adhesion of sewage and impurity mud can be recycled after the sewage is filtered, so that water resources are saved, and the temperature of flue gas can be reduced in advance before dust collection.

Description

Wet electrostatic precipitator that clearance effect is good

Technical Field

The utility model relates to the technical field of wet electrostatic dust collection, in particular to a wet electrostatic dust collector with a good cleaning effect.

Background

Wet electrostatic dust removal is one of the gas dust removal methods and is widely used in the industries of metallurgy, chemistry, and the like. In the use process of the existing wet electrostatic precipitator, as the treated flue gas has complex composition, the sewage and impurity mud generated by the acid-containing alkaline flue gas is easy to attach to the bottom of the wet electrostatic precipitator, thus causing corrosion to the wet electrostatic precipitator, seriously affecting the use of the precipitator and reducing the service life of the whole precipitator; secondly, in the use process of the existing wet electrostatic precipitator, the sewage after dedusting is usually directly discharged, and dust and impurities in the water after dedusting cannot be filtered and recycled, so that water resources are wasted, and long-term use is not facilitated; in addition, the existing wet electrostatic precipitator is not provided with a cooling component in the use process, and the temperature of the smoke cannot be reduced in advance, so that the adsorption area of the wet electrostatic precipitator with good whole cleaning effect is required to be increased, and the smoke at high temperature can also reduce the smoke dust removal effect.

Disclosure of utility model

(One) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the wet electrostatic precipitator with good cleaning effect, and solves the problem that the wet electrostatic precipitator is corroded due to the fact that the treated smoke is complex in composition, and the sewage impurity mud generated by the acid-containing alkaline smoke is easy to attach to the bottom of the wet electrostatic precipitator in the use process of the conventional wet electrostatic precipitator.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a wet electrostatic precipitator that cleaning effect is good, includes the casing, casing one side is equipped with intake pipe and outlet duct, be equipped with negative pole line, utmost point pipe that gathers dust and water distribution pipe in the casing, the casing lower extreme is equipped with the water conservancy diversion room, the water conservancy diversion room lower extreme is equipped with dirt collection room, dirt collection room lower extreme fixedly connected with filter chamber, the filter chamber lower extreme is equipped with the blow off pipe, the blow off pipe outside is equipped with the motor, the motor drive end passes the blow off pipe and is connected with the bull stick, the bull stick upper end passes the filter chamber and stretches into in the dirt collection room, dirt collection indoor activity is equipped with two arc scrapers, every arc scraper one side is equipped with two linking arms, every linking arm one end and bull stick fixed connection, be equipped with cooling module in the casing, cooling module is including the cooling tube of fixed snakelike setting in the casing, the cooling tube both ends pass the casing respectively and extend to the casing outside, are convenient for carry out automatic clearance to the dirt collection room of casing bottom, avoid the long-term adhesion of sewage to cause the corruption to whole wet electrostatic precipitator's normal use, prolong its guarantee life simultaneously.

In a further preferred mode, an annular filter plate is arranged in the filter chamber, a spiral scraping plate is movably arranged on the inner side of the filter plate, so that sewage is filtered conveniently, and meanwhile the filter plate is scraped and cleaned, and the filter plate is prevented from being blocked.

In a further preferred embodiment, a plurality of support rods are disposed on one side of the spiral scraper, and one ends of the plurality of support rods are fixedly connected with the rotating rod, so that the spiral scraper is conveniently driven to rotate.

In a further preferred embodiment, one side of the filtering chamber is connected with a water storage tank through a pipeline, one side of the water storage tank is provided with a pump body, and the pump body is connected with a water distribution pipe through a pipeline, so that filtered water can be recycled.

In a further preferred embodiment, the housing is internally and fixedly provided with a first uniform distribution plate and a second uniform distribution plate, the first uniform distribution plate is arranged below the cooling pipe, and the second uniform distribution plate is arranged above the cooling pipe, so that flue gas entering the housing is cooled conveniently.

In a further preferred embodiment, the first uniform distribution plate is uniformly provided with a plurality of first uniform distribution holes, and the second uniform distribution plate is uniformly provided with a plurality of second uniform distribution holes, so that flue gas entering the shell is uniformly distributed.

In a further preferred embodiment, the first uniform distribution holes and the second uniform distribution holes are staggered, so as to delay the speed of the flue gas flow.

(III) beneficial effects

Compared with the prior art, the wet electrostatic precipitator provided by the utility model has the beneficial effects that:

1. According to the utility model, the shell, the air inlet pipe, the air outlet pipe, the cathode wire, the dust collecting electrode pipe, the water distribution pipe, the flow guide chamber, the dirt collecting chamber, the blow-down pipe, the motor, the rotating rod, the arc scraping plate and the connecting arm are matched, so that the dirt collecting chamber at the bottom of the shell can be automatically scraped and cleaned, and the corrosion caused by long-term adhesion of sewage and impurity mud is avoided, thereby ensuring the normal use of the whole wet electrostatic precipitator and prolonging the service life of the wet electrostatic precipitator.

2. According to the utility model, the filter chamber, the filter plate, the rotating rod, the spiral scraping plate, the supporting rod, the water storage tank, the pump body and the water distribution pipe are matched, so that dust and impurities in the dedusted sewage can be filtered and recycled, water resources are saved, long-term use is facilitated, and meanwhile, the filter plate can be automatically scraped and cleaned, so that the blocking phenomenon of the filter plate is avoided, and the filtering effect is improved.

3. According to the utility model, through the matching of the cooling pipes, the first uniform distribution plate, the second uniform distribution plate, the first uniform distribution holes and the second uniform distribution holes, the flow rate of the flue gas between the first uniform distribution plate and the second uniform distribution plate can be slowed down, and the flue gas is cooled, so that the temperature of the flue gas is reduced in advance before dust removal, the volume of the flue gas is reduced, the adsorption area is not required to be increased, and meanwhile, the flue gas with reduced temperature is beneficial to improving the dust removal effect.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a wet electrostatic precipitator with good cleaning effect in the present utility model;

FIG. 2 is a schematic view of a part of the structure of a housing and its connection parts according to the present utility model;

FIG. 3 is an enlarged schematic view of a portion of FIG. 2A in accordance with the present utility model;

FIG. 4 is an enlarged schematic view of a portion of the B of FIG. 2 in accordance with the present utility model;

Figure 5 is a schematic view of the cross-section of the filter chamber and its connecting parts according to the present utility model.

In the figure: 1. a housing; 2. an air inlet pipe; 3. an air outlet pipe; 4. a cathode line; 5. a dust collecting electrode tube; 6. a water distribution pipe; 7. a diversion chamber; 8. a dirt collection chamber; 9. a filtering chamber; 10. a blow-down pipe; 11. a motor; 12. a rotating rod; 13. an arc-shaped scraping plate; 14. a connecting arm; 15. a cooling tube; 16. a filter plate; 17. a spiral scraper; 18. a support rod; 19. a water storage tank; 20. a pump body; 21. a first uniform distribution plate; 22. a second uniform distribution plate; 23. the first hole is uniformly distributed; 24. and second evenly distributed holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Embodiment one:

referring to fig. 1-5, a wet electrostatic precipitator with good cleaning effect comprises a casing 1, an air inlet pipe 2 and an air outlet pipe 3 are arranged on one side of the casing 1, a cathode wire 4, a dust collecting electrode pipe 5 and a water distribution pipe 6 are arranged in the casing 1, a diversion chamber 7 is arranged at the lower end of the casing 1, a dirt collecting chamber 8 is arranged at the lower end of the diversion chamber 7, a filtering chamber 9 is fixedly connected with the lower end of the dirt collecting chamber 8, a drain pipe 10 is arranged at the lower end of the filtering chamber 9, a motor 11 is arranged at the outer side of the drain pipe 10, a driving end of the motor 11 penetrates through the drain pipe 10 to be connected with a rotating rod 12, the upper end of the rotating rod 12 penetrates through the filtering chamber 9 to extend into the dirt collecting chamber 8, two arc scraping plates 13 are movably arranged in the dirt collecting chamber 8, two connecting arms 14 are arranged on one side of each arc scraping plate 13, one end of each connecting arm 14 is fixedly connected with the rotating rod 12, a cooling component is arranged in the casing 1, the cooling component comprises a cooling pipe 15 fixedly arranged in the casing 1, and two ends of the cooling pipe 15 respectively penetrate through the casing 1 and extend to the outside of the casing 1.

In this embodiment, an annular filter plate 16 is disposed in the filter chamber 9, a spiral scraper 17 is movably disposed inside the filter plate 16, and when the spiral scraper 17 rotates, the spiral scraper 17 can scrape and clean the filter plate 16, so that sludge adhered to the filter plate 16 is scraped and the sludge is moved downwards by the rotation of the spiral scraper 17.

In this embodiment, a plurality of support rods 18 are disposed on one side of the spiral scraper 17, one end of each of the plurality of support rods 18 is fixedly connected with the rotating rod 12, and when the rotating rod 12 rotates, the rotating rod 12 drives the plurality of support rods 18 to rotate, and the support rods 18 drive the spiral scraper 17 to rotate.

In the embodiment, one side of the filtering chamber 9 is connected with a water storage tank 19 through a pipeline, one side of the water storage tank 19 is provided with a pump body 20, the pump body 20 is connected with the water distribution pipe 6 through a pipeline, filtered water can enter the water storage tank 19 for recycling, the pump body 20 is started, and the pump body 20 conveys the water storage tank 19 to the water distribution pipe 6 for water spraying and dust removal.

In this embodiment, a first uniform distribution plate 21 and a second uniform distribution plate 22 are fixedly arranged in the housing 1, the first uniform distribution plate 21 is arranged below the cooling pipe 15, the second uniform distribution plate 22 is arranged above the cooling pipe 15, two ends of the cooling pipe 15 are connected with externally circulated cooling liquid, and flue gas between the first uniform distribution plate 21 and the second uniform distribution plate 22 is cooled through the cooling pipe 15.

In this embodiment, a plurality of first distribution holes 23 are uniformly formed in the first distribution plate 21, a plurality of second distribution holes 24 are uniformly formed in the second distribution plate 22, and flue gas entering the housing 1 is uniformly distributed on one side through the first distribution holes 23 and the second distribution holes 24.

In this embodiment, the first and second uniform distribution holes 23 and 24 are staggered, and the flue gas slows down the flow speed when passing through the first and second uniform distribution holes 23 and 24.

Embodiment two:

In sum, when in use, flue gas enters the shell 1 through the air inlet pipe 2, the flue gas is uniformly distributed through the first uniform distribution holes 23 on the first uniform distribution plate 21, then the second uniform distribution holes 24 on the second uniform distribution plate 22 move upwards, the flow speed of the flue gas between the first uniform distribution plate 21 and the second uniform distribution plate 22 is slowed down due to the staggered arrangement of the first uniform distribution holes 23 and the second uniform distribution plate 22, the two ends of the cooling pipe 15 are connected with externally circulated cooling liquid, the flue gas passing through the first uniform distribution plate 21 and the second uniform distribution plate 22 is cooled, the cooled flue gas is uniformly distributed through the second uniform distribution holes 24, then the flue gas goes upwards along the dust collecting pole pipe 5, harmful substances such as dust in the flue gas are adsorbed onto the dust collecting pole pipe 5 under the matching of the cathode wire 4 and the dust collecting pole pipe 5, the pump body 20 is started, the water in the water storage tank 19 is conveyed to the water distribution pipe 6 for spraying, and the dust and other substances adhered to the dust collecting pole pipe 5 are washed down. The dust-removed gas is discharged through the gas outlet pipe 3, and the working principles of the cathode wire 4 and the dust-collecting electrode pipe 5 are the prior art, and are not described herein.

Embodiment III:

To sum up, when using, sewage after washing can enter into dirt collecting chamber 8 along water conservancy diversion room 7, then enter into filter chamber 9 and filter through filter 16, filter 16 intercepts mud impurity, the water after the filtration flows into storage water tank 19 and recycles, start motor 11 when filtering sewage, motor 11 drives bull stick 12 rotation, bull stick 12 drives linking arm 14 rotation, linking arm 14 drives arc scraper 13 rotation, make arc scraper 13 scrape clean to dirt collecting chamber 8 inside, the sewage and the mud of scraping can push down to filter chamber 9 along with the rotation of arc scraper 13, can drive bracing piece 18 rotation when bull stick 12 rotates, bracing piece 18 drives spiral scraper 17 rotation, make spiral scraper 17 scrape clean filter 16, the mud impurity of scraping can push down in the blow off pipe 10 along with the rotation of spiral scraper 17, can open blow off pipe 10 and carry out the clearance of mud impurity.

In all the above mentioned embodiments, the welding, the matching connection of the bolt and the nut, the bolt or the screw connection or other known connection modes can be selected according to the actual situation, and are not described in detail herein, the above description refers to the write-in fixed connection, and the welding is preferentially considered, but the protection scope of the present utility model is not limited thereto, and any person skilled in the art should be covered by the protection scope of the present utility model if the technical scheme and the inventive concept thereof are equivalent or changed within the scope of the present utility model.

Claims

1. The utility model provides a wet electrostatic precipitator that cleaning effect is good, includes casing (1), casing (1) one side is equipped with intake pipe (2) and outlet duct (3), be equipped with negative pole line (4), dust collecting polar tube (5) and water distribution pipe (6) in casing (1), its characterized in that, casing (1) lower extreme is equipped with guide chamber (7), guide chamber (7) lower extreme is equipped with dirt collecting chamber (8), dirt collecting chamber (8) lower extreme fixedly connected with filter chamber (9), filter chamber (9) lower extreme is equipped with blow off pipe (10), blow off pipe (10) outside is equipped with motor (11), motor (11) drive end is passed blow off pipe (10) and is connected with bull stick (12), bull stick (12) upper end is passed filter chamber (9) and is stretched into in dirt collecting chamber (8), dirt collecting chamber (8) internalization is equipped with two arc scraper blade (13), every arc scraper blade (13) one side is equipped with two linking arm (14), every linking arm (14) one end and casing (1) fixedly connected with, cooling assembly (15) cooling assembly is equipped with in cooling assembly (1), the two ends of the cooling pipe (15) respectively penetrate through the shell (1) and extend to the outside of the shell (1).

2. A wet electrostatic precipitator with improved cleaning effect according to claim 1, in which: an annular filter plate (16) is arranged in the filter chamber (9), and a spiral scraping plate (17) is movably arranged on the inner side of the filter plate (16).

3. A wet electrostatic precipitator with improved cleaning effect according to claim 2, in which: one side of the spiral scraping plate (17) is provided with a plurality of supporting rods (18), and one ends of the supporting rods (18) are fixedly connected with the rotating rod (12).

4. A wet electrostatic precipitator with improved cleaning effect according to claim 3, in which: one side of the filtering chamber (9) is connected with a water storage tank (19) through a pipeline, one side of the water storage tank (19) is provided with a pump body (20), and the pump body (20) is connected with the water distribution pipe (6) through a pipeline.

5. A wet electrostatic precipitator with improved cleaning effect according to claim 1, in which: the shell (1) is internally and fixedly provided with a first uniform distribution plate (21) and a second uniform distribution plate (22), the first uniform distribution plate (21) is arranged below the cooling pipe (15), and the second uniform distribution plate (22) is arranged above the cooling pipe (15).

6. A wet electrostatic precipitator with improved cleaning effect according to claim 5, and wherein: a plurality of first uniform distribution holes (23) are uniformly formed in the first uniform distribution plate (21), and a plurality of second uniform distribution holes (24) are uniformly formed in the second uniform distribution plate (22).

7. The wet electrostatic precipitator with improved cleaning effect according to claim 6, wherein: the first uniform distribution holes (23) and the second uniform distribution holes (24) are arranged in a staggered mode.