CN111389594A - Electrostatic precipitator with good ash removal effect - Google Patents
Electrostatic precipitator with good ash removal effect Download PDFInfo
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- CN111389594A CN111389594A CN202010260307.0A CN202010260307A CN111389594A CN 111389594 A CN111389594 A CN 111389594A CN 202010260307 A CN202010260307 A CN 202010260307A CN 111389594 A CN111389594 A CN 111389594A
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- China
- Prior art keywords
- dust
- plate
- ash
- cleaning
- dust collecting
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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
-
- 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
- B03C3/40—Electrode constructions
- B03C3/41—Ionising-electrodes
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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
- B03C3/40—Electrode constructions
- B03C3/45—Collecting-electrodes
- B03C3/47—Collecting-electrodes flat, e.g. plates, discs, gratings
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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
- B03C2201/00—Details of magnetic or electrostatic separation
- B03C2201/04—Ionising electrode being a wire
Landscapes
- Electrostatic Separation (AREA)
Abstract
The invention provides an electrostatic precipitator with good dust cleaning effect, which has strong dust cleaning capability, high space utilization rate and good dust cleaning effect, and comprises a dust cleaning box body, a flue gas inlet and a flue gas outlet are respectively arranged on two end surfaces of the dust removal box body, a plurality of dust collecting plates are arranged in the dust removal box body at intervals, a corona wire is arranged between the dust collecting plates, the bottom of the dust removing box is provided with an ash bucket for collecting dust, the ash bucket is communicated with the interior of the dust removal box body, the dust collecting plate is sleeved with an ash cleaning plate which can slide up and down, the dust cleaning plate is provided with a through hole which enables the dust cleaning plate to pass through the dust collecting plate to slide up and down, the dust cleaning plate is also provided with a dust cleaning piece used for cleaning dust on the dust collecting plate, the dust removing device is characterized in that the free end of the dust removing part is tightly attached to the surface of the dust collecting plate, and a driving device used for driving the dust removing plate to slide up and down is arranged in the dust removing box body.
Description
Technical Field
The invention relates to the technical field of dust removal, in particular to an electrostatic dust collector with a good dust removal effect.
Background
Coal is an important resource in China all the time, is mostly used as fuel, and is burned to generate a large amount of oxides, and pollutants such as dust and the like are discharged to air, so that the environment is polluted to different degrees. With the development of society, the industrial level of China also develops at a high speed, the demand for coal fuel is increased day by day, and the ecological environment can be further destroyed if pollutants generated in the using process of coal are not treated in time.
At present, the most common method for reducing coal combustion pollution is electrostatic dust removal, and a plurality of dust removal devices are correspondingly arranged on the market. These dust removing devices need to be cleaned regularly to ensure the effect of electrostatic dust removal. The cleaning mode of the common electrostatic dust removal equipment is a rapping cleaning mode, and the cleaning mode has poor dust cleaning capability, can not pack and shake dust completely and drop, and is easy to cause dust flying to cause pollution again. The present invention has been made in order to solve the above problems.
Disclosure of Invention
Therefore, aiming at the problems, the invention provides the electrostatic dust collector with the good dust removing effect, which has the advantages of strong dust removing capability, high space utilization rate and good dust removing effect.
In order to realize the technical problem, the invention adopts the following solution: the utility model provides an effectual electrostatic precipitator of deashing, includes the dust removal box, flue gas entry and exhanst gas outlet have been seted up on the both ends face of dust removal box respectively, the internal interval of dust removal box is provided with a plurality of dust collecting plates, be provided with the corona wire between the dust collecting plate, dust removal bottom of the case portion is provided with the ash bucket that is used for collecting the dust, the ash bucket is linked together with the dust removal box is inside, the cover is equipped with the deashing board that can slide from top to bottom on the dust collecting plate, set up on the deashing board and make the deashing board pass the through-hole that the dust collecting plate slided from top to bottom, still be provided with the deashing piece that is used for clearing up dust collecting plate on the deashing board, deashing piece free end closely laminates with the dust collecting plate surface, be provided with.
The further improvement is that: the dust cleaning device is characterized in that a guide device used for enabling the dust cleaning plate to vertically move is arranged between the dust cleaning plate and the two sides of the dust collecting plate, the guide device comprises a slide rail fixedly arranged on the dust collecting plate and a slide block fixedly arranged on the dust cleaning plate, and the slide block is in sliding fit with the slide rail.
The further improvement is that: it is a plurality of the dust collecting plate interval sets up in the dust removal box, and is a plurality of the lateral wall of dust collecting plate stagger respectively set up in left side and right side in the dust removal box make the opening that forms between one side of dust collecting plate and the dust removal box inner wall and supply the flue gas to pass through, and is a plurality of form the passageway that the confession flue gas of S-shaped flows between the interval between opening and the dust collecting plate.
The further improvement is that: the length of the ash removal part is not less than that of the dust collecting plate, and the width of the ash removal part is less than that of the dust collecting plate.
The further improvement is that: the dust removal box body is characterized in that a mounting plate is arranged at the bottom of the dust removal box body, and a plurality of dust inlet openings for dust of the dust collection plates to pass through are formed in the mounting plate.
The further improvement is that: the driving device is an air cylinder or an oil cylinder, a shell of the air cylinder or the oil cylinder is fixedly arranged on the top wall of the dust removal box body, and a piston rod of the air cylinder or the oil cylinder is fixedly connected with the dust removal plate.
By adopting the technical scheme, the invention has the beneficial effects that:
1. the synchronous dust removal work of a plurality of dust collecting plates is realized by using the dust removing pieces on the dust removing plates, so that the dust removal efficiency is greatly improved;
2. the design of the S-shaped channel greatly increases the residence time of the flue gas in the dust removal channel, so that the flue gas is fully attached to a dust collecting plate or a corona wire under the action of an electrostatic field, and the dust collection efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of the internal structure of the embodiment of FIG. 1 taken along the line C-C;
FIG. 3 is a schematic view of the construction of the mounting plate of the present invention;
FIG. 4 is an enlarged view of a portion of the embodiment A of the invention of FIG. 1;
fig. 5 is a partially enlarged view of fig. 2 at B in the embodiment of the invention.
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
As shown in fig. 1 to 5, the technical solution adopted by the present embodiment is: an electrostatic dust collector with good dust cleaning effect comprises a dust collection box body 1, wherein a smoke inlet 2 and a smoke outlet 3 are respectively arranged on two end faces of the dust collection box body 1, five dust collection plates 5 are arranged in the dust collection box body 1 at intervals, five corona wires 6 are arranged between the five dust collection plates 5, an ash cleaning plate 9 capable of sliding up and down is sleeved on the dust collection plates 5, five through holes 9-1 which enable the ash cleaning plate 9 to simultaneously penetrate through the five dust collection plates 5 to slide up and down are arranged on the ash cleaning plate 9, a dust cleaning piece 10 used for cleaning dust on the dust collection plates 5 is further connected onto the ash cleaning plate 9, the upper end face of the dust cleaning piece 10 is fixedly arranged on the ash cleaning plate 9, as the ash cleaning plate 9 and the dust collection plates 5 slide up and down, in order to achieve the effect that the dust cleaning efficiency of the dust cleaning piece 10 is high, the length of the dust cleaning piece 10 on the ash cleaning plate 9 is not less than that of the dust collection, the width of the ash removing part 10 is smaller than that of the dust collecting plate 5, so that the ash removing part 10 can remove dust on the surface of the dust collecting plate 5 in a large area when sliding up and down, the free end of the ash removing part 10 is tightly attached to the surface of the dust collecting plate 5, the ash removing part 10 on the ash removing plate 9 can simultaneously remove ash on five dust collecting plates 5 through sliding up and down, the ash removing part 10 is made of flexible graphite packing materials and has extremely low friction coefficient and high temperature resistance because the temperature of flue gas is high in the dust removing box body 1, a driving device 13 for driving the ash removing plate 9 to slide up and down is arranged in the dust removing box body 1, the driving device 13 is an air cylinder, the shell of the air cylinder is fixedly arranged on the top wall of the dust removing box body 1, the piston rod of the air cylinder is fixedly connected with the ash removing plate 9, a guiding device for enabling the ash removing plate 9 to vertically move is arranged between the ash removing plate 9 and the two sides of the dust collecting plate 5, the guiding device comprises a sliding rail 11 and a sliding block 12, in order to enable the dust cleaning plate 9 to stably slide up and down on the dust collecting plate 5 and ensure the dust cleaning effect of a dust cleaning piece 10 on the dust cleaning plate 9, each dust collecting plate 5 is provided with the sliding rail 11 and the sliding block 12, the sliding rail 11 is welded on the dust collecting plate 5, the sliding block 12 is adhered on the position of the dust cleaning plate 9 on the hole wall of the through hole 9-1, the sliding block 12 is in sliding fit with the sliding rail 11, the bottom of the dust removing box body 1 is provided with a mounting plate 7, the mounting plate 7 is provided with four dust inlets 7-1 for dust of the dust collecting plates 5 to pass through, the top of the dust removing box body 1 is provided with ten cross beams 8, the cross beams are respectively arranged corresponding to the dust collecting plates 5 and the corona wires 6 and used for bearing the dust collecting plates 5 and the corona wires 6, one end of the dust collecting plates 5 is fixed, the corona wire 6 is fixed through a box girder 8, an ash bucket 4 for collecting dust is fixedly arranged below the mounting plate 7, and the ash bucket 4 is communicated with the interior of the dust removal box body 1 through an ash inlet 7-1. During dust removal, the cylinder drives the dust removing plate 9 to slide up and down, the dust removing plate 9 drives the sliding blocks 12 on the hole wall positions of the through holes 9-1 to penetrate through the five dust collecting plates 5 to slide up and down on the sliding rails 11 on the two sides of the dust collecting plates 5, and in the sliding process, the dust removing pieces 10 on the dust removing plate 9 are tightly attached to the dust collecting plates 5, so that the dust removing pieces 10 can perform large-area dust removing work on dust on the surfaces of the dust collecting plates 5 through up and down sliding, the dust cleaned from the surfaces of the dust collecting plates 5 falls into the dust hopper 4 through the dust removing ports 7-1 of the mounting plates 7, and finally the dust collecting treatment is performed by the dust.
In order to improve dust collection efficiency, five 5 intervals of dust collecting plate set up in dust removal box 1, five the lateral wall of dust collecting plate 5 stagger respectively set up in left side and right side in the dust removal box 1 make the opening that forms between one side of dust collecting plate 5 and the dust removal box 1 inner wall and supply the flue gas to pass through, form the passageway that the confession flue gas of S-shaped flows between the interval between opening and dust collecting plate 5, the design of S-shaped passageway has increased the residence time of flue gas in flue gas flow path by a wide margin, makes it fully adhere to on dust collecting plate 5 or corona wire 6 under the effect of electrostatic field.
The working principle is as follows: the flue gas enters the dust removing box body from the flue gas inlet, an electrostatic field is formed by the dust collecting plates and the corona wire in the dust removing box body, under the action of the electrostatic field, the gas in the dust removing box body is ionized to become positive ions and negative ions, the dust particles of the flue gas are combined with the positive ions and the negative ions generated by the electrostatic field to charge the dust particles, namely the dust particles are charged, the charged ions move towards the dust collecting plates and the corona wire under the action of the electric field, the charged dust particles lose the ions and are adsorbed on the dust collecting plates after reaching the dust collecting plates, the gas separated from the dust particles is discharged out of the dust removing box body through the flue gas outlet, after the dust on the dust collecting plates is accumulated for a period of time, the dust removing needs to be carried out on the dust collecting plates, during the dust removing, the air cylinders drive the dust removing plates to slide up and down, the slide blocks on the hole wall positions of the dust removing plates to slide up, because the deashing piece on the deashing board closely laminates in the dust collecting plate, consequently the deashing piece can carry out large tracts of land deashing work to the dust on dust collecting plate surface through sliding from top to bottom, and the dust of following the clearance of dust collecting plate surface falls to the ash bucket through the deashing mouth of mounting panel in, finally carries out the processing of gathering dust by the ash bucket.
Based on the technical scheme, the driving device can also be an oil cylinder, a shell of the oil cylinder is fixedly arranged on the top wall of the dust removal box body, and a piston rod of the oil cylinder is fixedly connected with the dust removal plate.
While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are included to illustrate the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.
Claims (6)
1. The utility model provides an effectual electrostatic precipitator of deashing, includes the dust removal box, flue gas entry and exhanst gas outlet have been seted up on the both ends face of dust removal box respectively, the internal interval of dust removal box is provided with a plurality of dust collecting plates, be provided with the corona wire between the dust collecting plate, dust removal bottom of the case portion is provided with the ash bucket that is used for collecting the dust, the ash bucket is linked together its characterized in that with the dust removal box is inside: the dust removal device is characterized in that an ash removal plate capable of sliding up and down is sleeved on the dust collection plate, a through hole for enabling the ash removal plate to penetrate through is formed in the ash removal plate, an ash removal part for cleaning dust on the dust collection plate is further arranged on the ash removal plate, the free end of the ash removal part is tightly attached to the surface of the dust collection plate, and a driving device for driving the ash removal plate to slide up and down is arranged in the dust removal box body.
2. The electrostatic precipitator with good ash removal effect according to claim 1, wherein: the dust cleaning device is characterized in that a guide device used for enabling the dust cleaning plate to vertically move is arranged between the dust cleaning plate and the two sides of the dust collecting plate, the guide device comprises a slide rail fixedly arranged on the dust collecting plate and a slide block fixedly arranged on the dust cleaning plate, and the slide block is in sliding fit with the slide rail.
3. The electrostatic precipitator with good ash removal effect according to claim 1, wherein: it is a plurality of the dust collecting plate interval sets up in the dust removal box, and is a plurality of the lateral wall of dust collecting plate stagger respectively set up in left side and right side in the dust removal box make the opening that forms between one side of dust collecting plate and the dust removal box inner wall and supply the flue gas to pass through, and is a plurality of form the passageway that the confession flue gas of S-shaped flows between the interval between opening and the dust collecting plate.
4. The electrostatic precipitator with good ash removal effect according to claim 1, wherein: the length of the ash removal part is not less than that of the dust collecting plate, and the width of the ash removal part is less than that of the dust collecting plate.
5. The electrostatic precipitator with good ash cleaning effect according to any one of claims 1 to 4, which is characterized in that: the dust removal box body is characterized in that a mounting plate is arranged at the bottom of the dust removal box body, and a plurality of dust inlet openings for dust of the dust collection plates to pass through are formed in the mounting plate.
6. The electrostatic precipitator with good ash removal effect according to claim 1, wherein: the driving device is an air cylinder or an oil cylinder, a shell of the air cylinder or the oil cylinder is fixedly arranged on the top wall of the dust removal box body, and a piston rod of the air cylinder or the oil cylinder is fixedly connected with the dust removal plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010260307.0A CN111389594A (en) | 2020-04-03 | 2020-04-03 | Electrostatic precipitator with good ash removal effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010260307.0A CN111389594A (en) | 2020-04-03 | 2020-04-03 | Electrostatic precipitator with good ash removal effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111389594A true CN111389594A (en) | 2020-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010260307.0A Pending CN111389594A (en) | 2020-04-03 | 2020-04-03 | Electrostatic precipitator with good ash removal effect |
Country Status (1)
| Country | Link |
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| CN (1) | CN111389594A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107321503A (en) * | 2017-08-01 | 2017-11-07 | 陕西沃德环保工程有限公司 | Indoor air-purification device |
| CN107666804A (en) * | 2017-10-06 | 2018-02-06 | 扬州长泉电器设备有限公司 | Electro Sorb dehumidifying rack |
| CN109277200A (en) * | 2018-11-14 | 2019-01-29 | 福建龙净环保股份有限公司 | Anode rotary static dust-extraction unit |
| CN109530085A (en) * | 2018-11-26 | 2019-03-29 | 苏静雯 | A kind of haze elimination unmanned plane |
| CN109926207A (en) * | 2019-03-29 | 2019-06-25 | 盐城工学院 | A kind of ultra-fine grain coalescer of the attached reinforcing of charcoal |
-
2020
- 2020-04-03 CN CN202010260307.0A patent/CN111389594A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107321503A (en) * | 2017-08-01 | 2017-11-07 | 陕西沃德环保工程有限公司 | Indoor air-purification device |
| CN107666804A (en) * | 2017-10-06 | 2018-02-06 | 扬州长泉电器设备有限公司 | Electro Sorb dehumidifying rack |
| CN109277200A (en) * | 2018-11-14 | 2019-01-29 | 福建龙净环保股份有限公司 | Anode rotary static dust-extraction unit |
| CN109530085A (en) * | 2018-11-26 | 2019-03-29 | 苏静雯 | A kind of haze elimination unmanned plane |
| CN109926207A (en) * | 2019-03-29 | 2019-06-25 | 盐城工学院 | A kind of ultra-fine grain coalescer of the attached reinforcing of charcoal |
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Application publication date: 20200710 |