CN203648705U - Electrostatic dust collector with metal meshes - Google Patents
Electrostatic dust collector with metal meshes Download PDFInfo
- Publication number
- CN203648705U CN203648705U CN201420009076.6U CN201420009076U CN203648705U CN 203648705 U CN203648705 U CN 203648705U CN 201420009076 U CN201420009076 U CN 201420009076U CN 203648705 U CN203648705 U CN 203648705U
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- Prior art keywords
- collecting electrode
- electrode row
- metal mesh
- mesh sheet
- electrode
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Abstract
The utility model relates to an electrostatic dust collector with metal meshes. The electrostatic dust collector comprises a box body with air inlets at two sides, wherein an electrode suspension device is arranged on the box body, an ash bucket is arranged under the box body, dust collecting electrode rows and discharging electrode rows, which are arranged alternatively, are arranged in the box body, the dust collecting electrode row is connected with the positive electrode of a high-voltage power supply while being connected with the ground, the discharging electrode row is connected with the negative electrode of the high-voltage power supply, metal meshes are arranged at two sides of the dust collecting electrode row, the metal meshes are connected with the dust collecting electrode row by an insulator, the metal mesh is connected with the positive electrode of a low-voltage power supply, and the negative electrode of the low-voltage power supply is grounded. According to the electrostatic dust collector with metal meshes, the metal meshes connected with the positive electrode of the low-voltage power supply are arranged on the side surfaces of the dust collecting electrode row for capturing negative charges from an discharging electrode, so as to reduce the attraction force between the dust collecting electrode and the dust attached on the surface of the dust collecting electrode, enable the attached dust to fall off through shocking and improve the working efficiency of the electrostatic dust collector.
Description
Technical field
The utility model relates to a kind of electrostatic precipitator for industrial discharge gas cleaning, is specifically related to a kind of electrostatic precipitator that is provided with metal mesh sheet.
Background technology
The electrostatic precipitator for industrial discharge gas cleaning of prior art, the collecting electrode row and the sparking electrode row that mainly by both sides, the casing in air port are set and be arranged in casing form, its collecting electrode row be made up of the collecting electrode of equidistantly arranging, sparking electrode row be made up of the sparking electrode of equidistantly arranging, and collecting electrode row and sparking electrode are arranged towards air port alternately.When work, collecting electrode row connects high-voltage power cathode ground connection simultaneously, sparking electrode row connects high voltage source negative pole, and flue gas is entered by air inlet, by the high-voltage corona discharge of sparking electrode, make the grit in flue gas charged, charged grit is trapped by collecting electrode under electrostatic attraction effect, and the grit that arrives collecting electrode is emitted electric charge, becomes uncharged neutral dust, come off after falling into ash bucket and discharge outside casing by rapping, discharged casing by the gas after dedusting by casing air outlet.The above-mentioned course of work, the entrained electric charge of dust that collecting electrode traps often can not pass to collecting electrode timely completely, simultaneously, the dust being attached on collecting electrode also can absorb the negative electrical charge from sparking electrode continuously, make the dust being captured maintain residual charge always, and make collecting electrode and be attached between its surperficial dust, to exist attraction, the big or small F=Q of its attraction
1q
2/ R
2, Q
1for dust with electric weight, Q
2for collecting electrode with different in nature electric weight, the thickness that R is dust.Due to the existence of above-mentioned attraction F, make to be attached to that dust on collecting electrode is difficult to come off and the efficiency of dust collection that affects deduster, for than the dust of too high in resistance, the dust that arrives collecting electrode is difficult to come off by rapping, and to affect the problem of electrostatic precipitator efficiency of dust collection particularly outstanding.
Summary of the invention
The purpose of this utility model is for the problems referred to above, a kind of electrostatic precipitator that is provided with metal mesh sheet is provided, this electrostatic precipitator can effectively reduce the attraction between collecting electrode and dust attached thereto, the dust of being convenient to be captured comes off by rapping, thereby improves the operating efficiency of electrostatic precipitator.
The technical scheme that realizes above-mentioned purpose is: a kind of electrostatic precipitator that is provided with metal mesh sheet, include the casing that both sides arrange air port, above described casing, be provided with electrode suspension arrangement, below described casing, assemble ash bucket, in described casing, be provided with collecting electrode row and sparking electrode row alternately, described collecting electrode row connects high-voltage power cathode ground connection simultaneously, described sparking electrode row connects high voltage source negative pole, both sides described collecting electrode row are provided with metal mesh sheet, this metal mesh sheet is connected with described collecting electrode row by insulator, this metal mesh sheet connects the positive pole of a low-tension supply, the minus earth of this low-tension supply.
Described collecting electrode row is made up of the perpendicular metal circular tube of putting of equidistantly arranging.
Described metal mesh sheet is the woven wire cloth sheet of rectangular opening.
The utility model is by arranging in collecting electrode row's both sides and the anodal metal mesh sheet being connected of low-tension supply, negative electrical charge in order to trapping from sparking electrode, avoid the attached dust to being trapped by collecting electrode of this negative electrical charge, thereby reduce collecting electrode and be attached to the attraction between its surperficial dust, the dust adhering to is easily come off by rapping, thereby improve the operating efficiency of electrostatic precipitator.
Collecting electrode row of the present utility model is made up of the perpendicular metal circular tube of putting of equidistantly arranging, and it is simple in structure, and flue gas is little by resistance, is conducive to adhere to coming off of dust simultaneously.
Metal mesh sheet of the present utility model adopts the woven wire cloth sheet of rectangular opening, and it is simple in structure, and deployment cost is low, and trapping electric charge is effective.
Accompanying drawing explanation
Fig. 1 is the structural representation that is originally provided with the electrostatic precipitator of metal mesh sheet;
Fig. 2 is the A-A cutaway view of Fig. 1.
The specific embodiment
By reference to the accompanying drawings the specific embodiment of the present utility model is described:
As accompanying drawing, originally the electrostatic precipitator that is provided with metal mesh sheet includes both sides and arranges the casing 1 in air port, is provided with electrode suspension arrangement 2 on casing 1, is equipped with ash bucket 3 below casing 1, Raft ash air valve can be assembled in the lower end of ash bucket 3, discharges for the dust accumulating in ash bucket 3.The interior employing hang of casing 1 collecting electrode row 4 and sparking electrode row 5 alternately, its collecting electrode row 4 is made up of the collecting electrode of equidistantly arranging, this collecting electrode can adopt the collecting electrode of multiple section form, and the collecting electrode row 4 of accompanying drawing embodiment is made up of the perpendicular metal circular tube of putting of uniformly-spaced arranging.Its sparking electrode also can adopt various forms of sparking electrodes, and the sparking electrode row 5 of accompanying drawing embodiment is made up of the perpendicular metal prickle wire of putting of uniformly-spaced arranging.Collecting electrode row 4 connects high-voltage power cathode ground connection simultaneously, and sparking electrode row 5 connects high voltage source negative pole.Both sides described collecting electrode row 4 arrange metal mesh sheet 6 by insulator 7, insulator 7 can be the collets that distribute, the insulator 7 of accompanying drawing embodiment is insulation lath, this insulation lath is bolted the side that is fixed on collecting electrode row, and metal mesh sheet 6 is bolted on the lateral surface that is fixed on described insulation lath.Metal mesh sheet 6 is connected with the positive pole of a low-tension supply, the minus earth of this low-tension supply.Described low-tension supply is the dc source of 36V-110V.Metal mesh sheet 6 can adopt various forms of metal mesh sheets, and the metal mesh sheet 6 of accompanying drawing embodiment adopts the woven wire cloth sheet of rectangular opening.
The utility model is particularly suitable for the electrostatic precipitation of high resistivity dust, can significantly improve the efficiency of dust collection of electrostatic precipitator.
Claims (3)
1. one kind is provided with the electrostatic precipitator of metal mesh sheet, include the casing (1) that both sides arrange air port, above described casing (1), be provided with electrode suspension arrangement (2), below described casing (1), assemble ash bucket (3), in described casing (1), be provided with collecting electrode row (4) and sparking electrode row (5) alternately, described collecting electrode row (4) connects high-voltage power cathode ground connection simultaneously, described sparking electrode row (5) connects high voltage source negative pole, it is characterized in that: the both sides described collecting electrode row (4) are provided with metal mesh sheet (6), this metal mesh sheet (6) is connected with described collecting electrode row (4) by insulator (7), this metal mesh sheet (6) connects the positive pole of a low-tension supply, the minus earth of this low-tension supply.
2. the electrostatic precipitator that is provided with metal mesh sheet according to claim 1, is characterized in that: described collecting electrode row (4) is made up of the perpendicular metal circular tube of putting of equidistantly arranging.
3. the electrostatic precipitator that is provided with metal mesh sheet according to claim 1, is characterized in that: the woven wire cloth sheet that described metal mesh sheet (6) is rectangular opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420009076.6U CN203648705U (en) | 2014-01-08 | 2014-01-08 | Electrostatic dust collector with metal meshes |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420009076.6U CN203648705U (en) | 2014-01-08 | 2014-01-08 | Electrostatic dust collector with metal meshes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203648705U true CN203648705U (en) | 2014-06-18 |
Family
ID=50915148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420009076.6U Expired - Fee Related CN203648705U (en) | 2014-01-08 | 2014-01-08 | Electrostatic dust collector with metal meshes |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203648705U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103706478A (en) * | 2014-01-08 | 2014-04-09 | 北京玄路海科技有限公司 | Electrostatic dust collector with metal meshes |
| CN105363555A (en) * | 2014-08-28 | 2016-03-02 | 住友金属矿山工程株式会社 | Wet electric dust collector, discharge line used by the same and power supply control device and method for the same |
| CN109105418A (en) * | 2018-10-31 | 2019-01-01 | 张兵 | A kind of noodles excision forming dust-extraction unit |
| TWI722567B (en) * | 2019-04-24 | 2021-03-21 | 日商三菱動力環保股份有限公司 | Electric dust collector |
-
2014
- 2014-01-08 CN CN201420009076.6U patent/CN203648705U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103706478A (en) * | 2014-01-08 | 2014-04-09 | 北京玄路海科技有限公司 | Electrostatic dust collector with metal meshes |
| CN105363555A (en) * | 2014-08-28 | 2016-03-02 | 住友金属矿山工程株式会社 | Wet electric dust collector, discharge line used by the same and power supply control device and method for the same |
| CN109105418A (en) * | 2018-10-31 | 2019-01-01 | 张兵 | A kind of noodles excision forming dust-extraction unit |
| CN109105418B (en) * | 2018-10-31 | 2020-11-06 | 安徽省蒙城县恒瑞面粉有限公司 | Dust collector is used in noodless cutting shaping |
| TWI722567B (en) * | 2019-04-24 | 2021-03-21 | 日商三菱動力環保股份有限公司 | Electric dust collector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20190108 |