CN111013825A - Glass kiln high temperature dust remover transformation system - Google Patents
Glass kiln high temperature dust remover transformation system Download PDFInfo
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- CN111013825A CN111013825A CN201910226234.0A CN201910226234A CN111013825A CN 111013825 A CN111013825 A CN 111013825A CN 201910226234 A CN201910226234 A CN 201910226234A CN 111013825 A CN111013825 A CN 111013825A
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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
- B03C3/04—Plant or installations having external electricity supply dry 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
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
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- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Electrostatic Separation (AREA)
Abstract
The invention provides a system for modifying a high-temperature dust remover of a glass kiln, which improves the dust removing efficiency, realizes higher grading dust collecting efficiency of an electric dust remover and solves the problem of dust blockage of an SCR catalyst after dust removal by combining a ZH three-phase power supply with the modification of a power supply electrode, the modification of an air flow uniform distribution optimization and other modification of a dust remover body. The invention can improve the dust removal efficiency and fundamentally solve the problem of dust blockage of the SCR catalyst of the glass kiln on the premise of not changing the existing body structure, and provides a new process and a new method for improving the dust removal efficiency and solving the dust blockage of the SCR catalyst of the glass kiln.
Description
Technical Field
The invention particularly relates to a system for modifying a high-temperature dust remover of a glass kiln.
Background
The glass kiln mainly uses natural gas and petroleum coke as fuel, the temperature is high, and the NOX content generated in the combustion process is high; the smoke dust is mainly residues generated in the glass raw material burning process, the main component of the dust is SIO2, the dust is difficult to charge and high in viscosity, and the dust is easily adhered to the SCR catalyst, so that the SCR catalyst is blocked, equipment cannot normally run, and abnormal furnace shutdown frequency is high. The glass kiln SCR is generally placed after electric dust removal, which requires that the electric dust remover operates at a high temperature of 300 to 400 ℃. The traditional electric dust removal power supply generally adopts a power frequency or high-frequency high-voltage power supply, the power supply efficiency is low, and dust cannot be effectively charged; the efficiency of grading dust collection is not high, the proportion of PM2.5 in dust is high, and the number of PM2.5 entering the SCR through the dust remover is large, so that the SCR catalyst is frequently blocked. The three-phase efficient power supply has the characteristics of high conversion efficiency and grading dust collection efficiency, stable power supply, superior control system and the like, and has good application effect in various coal-fired boiler electric dust collectors. Under the prerequisite that does not change electrostatic precipitator body structure, through the high-power supply mode of ZH three-phase high efficiency power supply, the power supply pole and the air current equipartition of cooperation dust remover body are simultaneously optimized and are reformed transform, realize the high strength power supply of glass kiln, make the dust of dust remover fully charged, effectively improve glass kiln electrostatic precipitator efficiency. Meanwhile, the high-strength power supply can effectively improve the grading dust collection efficiency, greatly reduce the quantity of SCR entering the dust collector, and radically solve the problem of dust blockage of the SCR catalyst of the glass kiln. In conclusion, the electric dust remover for the glass kiln at present has low efficiency and catalyst dust blockage problems. The high-strength power supply transformation of the ZH three-phase power supply can be carried out on the electric dust remover of the original glass kiln, so that the stable and efficient dust removal efficiency is realized, and the problem of SCR dust blockage after dust removal is solved.
Disclosure of Invention
The invention aims to provide a system for improving a high-temperature dust remover of a glass kiln, which can well solve the problems.
In order to meet the requirements, the technical scheme adopted by the invention is as follows: the transformation system of the high-temperature dust remover of the glass kiln comprises a first electrostatic dust removal cavity and a second electrostatic dust removal cavity which are communicated with each other; the first electrostatic dust removal cavity and the second electrostatic dust removal cavity are both hollow cuboid groove bodies with square cross sections; the bottom parts of the first electrostatic dust collection cavity and the second electrostatic dust collection cavity are respectively communicated with an ash receiving groove body, four side end faces of the top parts of the first electrostatic dust collection cavity and the second electrostatic dust collection cavity are respectively provided with a push-pull motor, the output end of the bottom part of each push-pull motor is connected with a connecting rod, and the bottom part of each connecting rod is connected with an ash scraping component; the ash scraping component comprises a connecting block connected with the bottom of the connecting rod, a cylindrical groove is formed in the upper end face of the connecting block, a rotating motor is arranged inside the cylindrical groove, an eccentric shaft is sleeved on the output end of the bottom of the rotating motor, a second arc-shaped strip plate is connected with the bottom of the connecting block, and the top of the second arc-shaped strip plate is connected with the first arc-shaped strip plate through a rotating component; the second electrostatic dust removal cavity is communicated with an air outlet pipe, and the other end of the air outlet pipe is communicated with the SCR component.
Compared with the prior art, the invention has the advantages that:
through setting up and scraping grey part to set up first arcuation bar board, rotating member, connecting rod, rotation motor, cylindrical recess, connecting block, eccentric shaft and second arcuation bar board on scraping grey part and can realize the ash removal in pushing into the dust receiving groove body with the dust that adsorbs on second electrostatic precipitator cavity and first electrostatic precipitator cavity.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic structural view of an ash scraping member according to the present invention.
Wherein: 1. entering an air pipe; 2. a first electrostatic precipitation chamber; 3. a dust removal component; 4. a second electrostatic precipitation cavity; 5. a push-pull motor; 6. a dust scraping component; 7. an air outlet pipe; 8. an SCR component; 9. an ash receiving tank body; 10. a first arc-shaped strip-shaped plate; 11. a rotating member; 12. a connecting rod; 13. rotating the motor; 14. a cylindrical recess; 15. connecting blocks; 16. an eccentric shaft; 17. a second arc-shaped strip-shaped plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be described in further detail with reference to the accompanying drawings and specific embodiments. Certain features that are well known to those skilled in the art have been omitted from the following description for the sake of simplicity.
According to an embodiment of the application, the system for transforming the high-temperature dust remover of the glass kiln provides a transformation method for improving the dust removal efficiency of the electric dust remover of the glass kiln and solving the problem of dust blockage of an SCR (selective catalytic reduction) catalyst, and realizes efficient and stable dust removal of the electric dust remover of the glass kiln and stable and continuous operation of SCR. The purpose of the invention is realized by the following technical scheme: 1) optimizing the power supply electrode of the original dust remover; 2) optimizing the uniform distribution of air flow of the original dust remover; 3) replacing the original power supply with a ZH three-phase power supply; compared with the original power supply mode, the electric dust removal transformation method for the glass kiln greatly improves the dust removal efficiency of electric dust removal and solves the problem of dust blockage of the SCR catalyst. The electric dust removal transformation method for the glass kiln provided by the invention can produce the following beneficial effects: 1) the dust removal efficiency of the electric dust remover is greatly improved under the condition of not changing the structure of the original electric dust remover body; 2) the problem of SCR catalyst dust blockage after dust removal is fundamentally solved.
Example (b): the original 600t/d glass kiln is provided with a single-chamber two-electric-field electrostatic dust collector, the concentration of dust at an inlet of the electric dust collector is 600mg/m3, the concentration of dust at an outlet of the electric dust collector is less than 50 mg/m3, the new environment-friendly emission index requirements cannot be met, and catalyst dust blockage and blowing-out cleaning can occur in the SCR after dust removal within 25 days basically. The ZH three-phase power supply transformation mainly works as follows: 1) changing a power supply of the dust remover into a ZH three-phase power supply 2), changing the power supply of the dust remover into an RS bipolar line 3), optimizing the bell mouth airflow distribution of the flue, and optimizing 4) the main maintenance result of the dust remover body, wherein the discharge of the outlet of the dust remover is lower than 15mg/m3 after the improvement; after the transformation, the problem of SCR catalyst dust blockage does not occur from 2016, 8 months of delivery to 2018, 4 months.
The invention provides a system for improving a high-temperature dust remover of a glass kiln, which comprises a first electrostatic dust removing cavity 2 and a second electrostatic dust removing cavity 4 which are communicated with each other as shown in figures 1-2; the first electrostatic dust removal cavity 2 and the second electrostatic dust removal cavity 4 are both hollow cuboid groove bodies with square cross sections; the bottom of the first electrostatic dust collection cavity 2 and the bottom of the second electrostatic dust collection cavity 4 are respectively communicated with an ash receiving groove body 9, four side end faces of the top of the first electrostatic dust collection cavity 2 and the top of the second electrostatic dust collection cavity 4 are respectively provided with a push-pull motor 5, the output end of the bottom of the push-pull motor 5 is connected with a connecting rod 12, and the bottom of the connecting rod 12 is connected with an ash scraping component 6.
According to an embodiment of the application, this glass kiln high temperature dust remover reforms transform ash part 6 include with connecting rod 12 bottom connection's connecting block 15, connecting block 15's up end is equipped with cylindrical recess 14, the inside rotation motor 13 that is equipped with of cylindrical recess 14, the cover is equipped with eccentric shaft 16 on the output of rotation motor 13 bottom, connecting block 15 bottom has connect second arcuation bar 17, second arcuation bar 17 top is passed through rotating part 11 and is connected with first arcuation bar 10.
According to an embodiment of the application, the first electrostatic dust removal cavity 2 of the high-temperature dust remover transformation system for the glass kiln is communicated with the air inlet pipe 1, and the first arc-shaped strip-shaped plate 10 and the second arc-shaped strip-shaped plate 17 jointly form a groove-shaped structure with a downward opening.
According to one embodiment of the application, the second electrostatic dust removal cavity 4 of the high-temperature dust remover transformation system for the glass kiln is communicated with an air outlet pipe 7, and the other end of the air outlet pipe 7 is communicated with an SCR component 8.
According to one embodiment of the application, the connecting rod 12 of the glass kiln high temperature precipitator reforming system is a vertically arranged plastic rod.
According to one embodiment of the application, the rotating motor 13 of the high-temperature dust remover transformation system for the glass kiln is externally welded in the cylindrical groove 14, a power supply part electrically connected with the rotating motor 13 is arranged in the cylindrical groove 14, and the power supply part is a storage battery.
According to an embodiment of the application, this glass kiln high temperature dust remover reforms transform rotating member 11 of system is the pivot, the pivot top is equipped with torsional spring part, torsional spring part's both ends respectively with first arcuation bar 10 with the top welding of second arcuation bar 17.
According to an embodiment of the application, the rotating shaft top of the glass kiln high-temperature dust remover transformation system is welded with a hollow metal pipe, the torsion spring component is arranged inside the hollow metal pipe, and the side end face of the hollow metal pipe is provided with a strip-shaped opening for extending the two ends of the torsion spring component.
According to one embodiment of the application, the negative plates are arranged on the end surfaces of the inner sides of the first electrostatic dust removal cavity 2 and the second electrostatic dust removal cavity 4 of the high-temperature dust remover transformation system for the glass kiln, and the electrostatic generation electrode is arranged inside the air inlet pipe 1.
According to an embodiment of the application, the bottom of the second arc-shaped strip-shaped plate 17 of the high-temperature dust remover transformation system of the glass kiln is attached to the cathode plate, and the first arc-shaped strip-shaped plate 10 and the second arc-shaped strip-shaped plate 17 are made of plastic materials.
According to one embodiment of the application, the negative plate and the electrode wire of the high-temperature dust remover transformation system of the glass kiln are both powered by a ZH three-phase power supply. The ZH three-phase power supply may be a three-phase power supply disclosed in patent No. ZL200520012921.6, and the SCR unit 8 may be an SCR system described in patent nos. CN207137701U, CN208130834U, and CN 206950948U.
According to an embodiment of the application, the high-temperature dust remover transformation system for the glass kiln is improved on the basis of the existing electric dust remover and is additionally provided with a push-pull motor 5 dust scraping component 6 and other components, and other structures such as an air inlet pipe 1, a first electrostatic dust removal cavity 2, a second electrostatic dust removal cavity 4, an air outlet pipe 7 and other components are the same as the existing electric dust remover, and the specific principle and structure description refers to patent documents with patent numbers of CN201244514Y, CN201389492Y and CN203899747U or the related introduction of Baidu encyclopedia on the electric dust remover; wherein, the air inlet pipe 1, the first electrostatic dust collection cavity 2 and the second electrostatic dust collection cavity 4 can be internally provided with an electrostatic generating electrode of PIN/PINNR model and a classical generator of ECM20 model. This scheme adds corresponding structure and realizes better dust removal function on current electrostatic precipitator's basis.
According to an embodiment of the application, when the high-temperature dust remover transformation system for the glass kiln is used, air with dust can be guided into the first electrostatic dust removal cavity 2 through the air inlet pipe 1, the dust in the first electrostatic dust removal cavity 1 is positively charged under the action of an electrostatic generation electrode and then is adsorbed on a cathode electric plate with negative charges on the inner side wall of the first electrostatic dust removal cavity 2 for dust removal, meanwhile, the dust scraping component 6 can be pushed downwards by the push-pull motor 5 periodically to remove the dust adsorbed on the cathode electric plate into the dust receiving groove body 9, an opening can be formed in the bottom of the dust receiving groove body 9 for dust removal, meanwhile, the eccentric shaft 16 can be driven to rotate by the rotating motor 13 to realize vibration, so that the whole dust scraping component 6 is driven to vibrate, the dust scraping efficiency is further improved, and the traditional electric dust remover is provided with a vibration component on the dust removal cavity, the long-time vibrations of dust removal cavity can make the fixed part of its bottom connect shakiness and cause the accident easily, and the device after the improvement just can shake and dust removal cavity overall structure is more firm in the place that scrapes dust part 6 on just so needs, eccentric shaft 16 can be TJU brand's eccentric axle sleeve part, first arcuation shaped strip 10 can revolute and move part 11 and rotate, torsional spring part can make first arcuation shaped strip 10 and second arcuation shaped strip 17 be in relative static state simultaneously can produce a small amount of rotations to adapt to the dust of different thickness.
According to an embodiment of the application, the high-temperature dust remover transformation system for the glass kiln is provided with the dust scraping component 6, and the dust scraping component 6 is provided with the first arc-shaped strip-shaped plate 10, the rotating component 11, the connecting rod 12, the rotating motor 13, the cylindrical groove 14, the connecting block 15, the eccentric shaft 16 and the second arc-shaped strip-shaped plate 17, so that dust adsorbed on the second electrostatic dust removal cavity 4 and the first electrostatic dust removal cavity 2 can be pushed into the dust receiving groove body 9 to be removed.
The above-mentioned embodiments only show some embodiments of the present invention, and the description thereof is more specific and detailed, but should not be construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the claims.
Claims (10)
1. A system for improving a high-temperature dust collector of a glass kiln is characterized by comprising a first electrostatic dust collection cavity and a second electrostatic dust collection cavity which are communicated with each other;
the first electrostatic dust removal cavity and the second electrostatic dust removal cavity are both hollow cuboid groove bodies with square cross sections;
the bottom parts of the first electrostatic dust collection cavity and the second electrostatic dust collection cavity are respectively communicated with an ash receiving groove body, four side end faces of the top parts of the first electrostatic dust collection cavity and the second electrostatic dust collection cavity are respectively provided with a push-pull motor, the output end of the bottom part of each push-pull motor is connected with a connecting rod, and the bottom parts of the connecting rods are respectively connected with an ash scraping component;
the ash scraping component comprises a connecting block connected with the bottom of the connecting rod, a cylindrical groove is formed in the upper end face of the connecting block, a rotating motor is arranged inside the cylindrical groove, an eccentric shaft is sleeved on the output end of the bottom of the rotating motor, a second arc-shaped strip plate is connected with the bottom of the connecting block, and the top of the second arc-shaped strip plate is connected with the first arc-shaped strip plate through a rotating component;
the second electrostatic dust removal cavity is communicated with an air outlet pipe, and the other end of the air outlet pipe is communicated with the SCR component.
2. The glass kiln high temperature precipitator retrofit system of claim 1, wherein the first electrostatic precipitation chamber is in communication with an inlet pipe.
3. The system of claim 1, wherein the first and second arcuate strips together define a channel-shaped structure having a downward opening.
4. The glass kiln high temperature precipitator retrofit system of claim 1, wherein the connecting rod is a vertically disposed plastic rod.
5. The system for modifying the high-temperature dust collector of the glass kiln as claimed in claim 1, wherein the outer portion of the rotating motor is welded in the cylindrical groove, a power supply part electrically connected with the rotating motor is arranged in the cylindrical groove, and the power supply part is a storage battery.
6. The system for modifying the high-temperature dust collector of the glass kiln as claimed in claim 1, wherein the rotating member is a rotating shaft, a torsion spring member is disposed at the top of the rotating shaft, and two ends of the torsion spring member are respectively welded to the tops of the first arc-shaped strip-shaped plate and the second arc-shaped strip-shaped plate.
7. The system for modifying the high-temperature dust collector of the glass kiln as claimed in claim 6, wherein a hollow metal tube is welded to the top of the rotating shaft, the torsion spring component is arranged inside the hollow metal tube, and a strip-shaped opening for extending two ends of the torsion spring component is arranged on the side end surface of the hollow metal tube.
8. The system for improving the high-temperature dust collector of the glass kiln as claimed in claim 1, wherein the inner side end surfaces of the first electrostatic dust collection cavity and the second electrostatic dust collection cavity are both provided with a cathode plate, and the gas inlet pipe is internally provided with an electrostatic generating electrode.
9. The system for modifying a glass kiln high-temperature dust remover according to claim 8, wherein the bottom of the second arc-shaped strip-shaped plate is attached to the cathode plate, and the first arc-shaped strip-shaped plate and the second arc-shaped strip-shaped plate are both made of plastic materials.
10. The glass kiln high temperature dust collector reforming system as set forth in claim 9, wherein the cathode plate and the wire electrode are both powered by a ZH three-phase power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910226234.0A CN111013825A (en) | 2019-03-25 | 2019-03-25 | Glass kiln high temperature dust remover transformation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910226234.0A CN111013825A (en) | 2019-03-25 | 2019-03-25 | Glass kiln high temperature dust remover transformation system |
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| CN111013825A true CN111013825A (en) | 2020-04-17 |
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| CN201910226234.0A Pending CN111013825A (en) | 2019-03-25 | 2019-03-25 | Glass kiln high temperature dust remover transformation system |
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| CN201220149Y (en) * | 2008-07-09 | 2009-04-15 | 施志鸣 | Quenching and tempering, desulfurizing and dedusting integrated device for kiln flue gas |
| CN102909135A (en) * | 2012-10-09 | 2013-02-06 | 北票市波迪机械制造有限公司 | Partition-sealed deashing device of electric dust collector |
| CN103768870A (en) * | 2014-01-13 | 2014-05-07 | 河南龙成煤高效技术应用有限公司 | Ash scraping device for dust remover filter element |
| CN103894291A (en) * | 2014-04-18 | 2014-07-02 | 北京国电龙富科技有限公司 | Electric precipitator mobile ash scraper with ash collector |
| CN204051905U (en) * | 2014-01-10 | 2014-12-31 | 张家港市宏兴环保设备有限公司 | A kind of electrostatic precipitation system |
| CN104368445A (en) * | 2014-10-14 | 2015-02-25 | 昆明理工大学 | Electrostatic dust collector |
| CN204434456U (en) * | 2015-01-08 | 2015-07-01 | 昆山锦程气体设备有限公司 | A kind of glass furnace fume purification system |
| CN107789908A (en) * | 2016-08-30 | 2018-03-13 | 范洪刚 | A kind of glass furnace fume special-purpose high temperature deduster |
| CN209953056U (en) * | 2019-03-25 | 2020-01-17 | 四川省宜宾环球集团有限公司 | High-temperature dust remover for glass kiln |
-
2019
- 2019-03-25 CN CN201910226234.0A patent/CN111013825A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201220149Y (en) * | 2008-07-09 | 2009-04-15 | 施志鸣 | Quenching and tempering, desulfurizing and dedusting integrated device for kiln flue gas |
| CN102909135A (en) * | 2012-10-09 | 2013-02-06 | 北票市波迪机械制造有限公司 | Partition-sealed deashing device of electric dust collector |
| CN204051905U (en) * | 2014-01-10 | 2014-12-31 | 张家港市宏兴环保设备有限公司 | A kind of electrostatic precipitation system |
| CN103768870A (en) * | 2014-01-13 | 2014-05-07 | 河南龙成煤高效技术应用有限公司 | Ash scraping device for dust remover filter element |
| CN103894291A (en) * | 2014-04-18 | 2014-07-02 | 北京国电龙富科技有限公司 | Electric precipitator mobile ash scraper with ash collector |
| CN104368445A (en) * | 2014-10-14 | 2015-02-25 | 昆明理工大学 | Electrostatic dust collector |
| CN204434456U (en) * | 2015-01-08 | 2015-07-01 | 昆山锦程气体设备有限公司 | A kind of glass furnace fume purification system |
| CN107789908A (en) * | 2016-08-30 | 2018-03-13 | 范洪刚 | A kind of glass furnace fume special-purpose high temperature deduster |
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Inventor after: Yu Zhenggang Inventor after: Dai Xiang Xiao Inventor after: Chen Yong Inventor after: Li Fengmao Inventor before: Chen Yong Inventor before: Yu Zhenggang Inventor before: Dai Xiang Xiao Inventor before: Li Fengmao |
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Application publication date: 20200417 |
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