CN105214842A - A kind of for high viscosity flue dust electric precipitation insulator protective device - Google Patents
A kind of for high viscosity flue dust electric precipitation insulator protective device Download PDFInfo
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- CN105214842A CN105214842A CN201510730461.9A CN201510730461A CN105214842A CN 105214842 A CN105214842 A CN 105214842A CN 201510730461 A CN201510730461 A CN 201510730461A CN 105214842 A CN105214842 A CN 105214842A
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Abstract
The present invention relates to a kind of for high viscosity flue dust electric precipitation insulator protective device, comprise top in electric precipitation, wherein, in electric precipitation, the upper and lower on top is respectively arranged with top dust cover and bottom dust cover; Dust cover hot-air blowing hole, top and dust cover hot-air blowing hole, bottom is respectively arranged with in the middle of top dust cover and bottom dust cover; Dust cover outer 5 ~ 10cm place in top is provided with insulator gripper shoe; Insulator gripper shoe top is provided with insulator backing plate at bottom; Between pushing up in bottom dust cover and electric precipitation, guiding device is set; In top dust cover, deduster, top, insulator gripper shoe and insulator backing plate at bottom form sealing air chamber a; In bottom dust cover, electric precipitation, top and guiding device form sealing air chamber b.The use of this device not only reduces replacing, the operation expense of insulator in the dedusting of high viscosity dust flue gas, also ensure that the stable of whole dust pelletizing system, glass kiln effectively runs.
Description
Technical field
The present invention relates to environmental technology field, particularly a kind of for high viscosity flue dust electric precipitation insulator protective device.
Background technology
Glass furnace adopts natural gas, coal gas, petroleum coke, coal tar, heavy oil etc. as fuel usually.When taking petroleum coke powder as fuel, dust viscosity is comparatively large, and hygroscopicity is strong.Hot electrostatic precipitator is in glass kiln dedusting application process, and low melting point, oiliness, thinner dust are easily adsorbed onto insulator inwall, occurs cathode hanger degree of depth fouling phenomenon.The degree of depth dust stratification of insulated porcelain sleeve inwall can reduce the distance between cathode rod and insulator inwall, thus increase the potential difference of insulator bottom dust cover inside and outside wall dust layer, creepage phenomenon can be produced when potential difference increases to certain value, reduce secondary voltage and electric current, reduce the efficiency of dust collection of electric cleaner; In addition, insulator inwall is adhered to rear generation spark discharge and even causes insulator and burst, and not only increases replacing, operation expense, also have impact on the normal operation of whole dust pelletizing system, glass kiln.
Summary of the invention
The object that the present invention will reach just is to provide a kind of high viscosity flue dust electric precipitation insulator protective device, first by arranging dust cover and increasing dust cover length, slows down the dust stratification speed of ash-laden gas at insulator inwall; Secondly by the optimal design to flow-guiding structure bottom dust cover, reduce ash-laden gas baffling and enter insulator inside; Again purged by secondary hot-air, thoroughly stop ash-laden gas contact insulator inner, by triple protection measure, ensure safe, stable in high viscosity dust flue gas of insulator.
In order to achieve the above object, the present invention adopts following technical scheme.
A kind of for high viscosity flue dust electric precipitation insulator protective device, comprise top in electric precipitation, wherein, in electric precipitation, the upper and lower on top is respectively arranged with top dust cover and bottom dust cover; Dust cover hot-air blowing hole, top and dust cover hot-air blowing hole, bottom is respectively arranged with in the middle of top dust cover and bottom dust cover; Dust cover outer 5 ~ 10cm place in top is provided with insulator gripper shoe; Insulator gripper shoe top is provided with insulator backing plate at bottom; The middle dust cover hot-air blowing hole site, top of staggering of insulator gripper shoe is provided with 2 ~ 4 top dust covers and purges hot wind inlet; Between pushing up in bottom dust cover and electric precipitation, guiding device is set; In top dust cover, deduster, top, insulator gripper shoe and insulator backing plate at bottom form sealing air chamber a; In bottom dust cover, electric precipitation, top and guiding device form sealing air chamber b; In electric precipitation, the upper distribution in top is provided with 2 ~ 4 bottom dust covers and purges hot wind inlet.
Further, this device also comprises hot blast feeding system, and hot blast feeding system comprises blower fan, heater, valve.
Further, top dust cover height is 30 ~ 70cm, and bottom dust cover height is 30 ~ 50cm.
Further, the annular circular perforate be evenly arranged or the width of to be aperture be top dust cover hot-air blowing hole and dust cover hot-air blowing hole, bottom 3 ~ 7mm are 2 ~ 5mm, length is the linear perforate of annular arc that 5 ~ 10cm is evenly arranged.
Further, the purging direction in top dust cover hot-air blowing hole and dust cover hot-air blowing hole, bottom and downward-sloping 5 ~ 10 ° of horizontal direction.
Further, push up in guiding device and electric precipitation between angle be 15 ~ 40 °.
Further, hot blast temperature answers >=80 °, pressure >=3000pa.
This beneficial effect of the invention is: the use of this device not only reduces replacing, the operation expense of insulator in the dedusting of high viscosity dust flue gas, also ensure that the stable of whole dust pelletizing system, glass kiln effectively runs.
Accompanying drawing explanation
Fig. 1 is the structural representation of an embodiment of the present invention.
Fig. 2 is purge hole arrangement structural representation.
Description of symbols in figure: 1, insulator; 2, negative electrode suspension rod; 3, insulator supports cover plate; 4, top in electric precipitation; 5-1, top dust cover; 5-2, bottom dust cover; 6, insulator gripper shoe; 7, insulator backing plate at bottom; 8-1, top dust cover purge hot wind inlet; 8-2, bottom dust cover purge hot wind inlet; 9-1, dust cover hot-air blowing hole, top; 9-2, dust cover hot-air blowing hole, bottom; 10, guiding device; 11, blower fan; 12, electric heater; 13, valve.
Detailed description of the invention
In order to further describe the present invention, specifically describe the present invention below in conjunction with drawings and Examples.
As shown in Figure 1 for high viscosity flue dust electric precipitation insulator protective device, comprise top 4 in electric precipitation, wherein, in electric precipitation, the upper and lower on top 4 is respectively arranged with top dust cover 5-1 and bottom dust cover 5-2; Top dust cover hot-air blowing hole 9-1 and dust cover hot-air blowing hole, bottom 9-2 is respectively arranged with in the middle of top dust cover 5-1 and bottom dust cover 5-2; Dust cover 5-1 outer 5 ~ 10cm place in top is provided with insulator gripper shoe 6; Insulator gripper shoe 6 top is provided with insulator backing plate at bottom 7; The middle 9-1 position, dust cover hot-air blowing hole, top of staggering of insulator gripper shoe 6 is provided with 2 ~ 4 top dust covers and purges hot wind inlet 8-1; Between pushing up 4 in bottom dust cover 5-2 and electric precipitation, guiding device 10 is set; In top dust cover 5-1, deduster, top 4, insulator gripper shoe 6 and insulator backing plate at bottom 7 form sealing air chamber a; In bottom dust cover 5-2, electric precipitation, top 4 and guiding device 10 form sealing air chamber b; In electric precipitation, on top 4, distribution is provided with 2 ~ 4 bottom dust covers and purges hot wind inlet 8-2.Fig. 2 is purge hole arrangement structural representation.
This device also comprises hot blast feeding system, and hot blast feeding system comprises blower fan 11, heater 12, valve 13.
Top dust cover 5-1 is highly 30 ~ 70cm, and bottom dust cover 5-2 is highly 30 ~ 50cm.
The annular circular perforate be evenly arranged or the width of top dust cover hot-air blowing hole 9-1 and dust cover hot-air blowing hole, bottom 9-2 to be aperture be 3 ~ 7mm are 2 ~ 5mm, length is the linear perforate of annular arc that 5 ~ 10cm is evenly arranged.
The purging direction of top dust cover hot-air blowing hole 9-1 and dust cover hot-air blowing hole, bottom 9-2 and downward-sloping 5 ~ 10 ° of horizontal direction.
Guiding device 10 and the interior angle of pushing up between 4 of electric precipitation are 15 ~ 40 °.
Hot blast temperature answers >=80 °, pressure >=3000pa.
Flow through high viscosity flue gas flue gas flow direction when guiding device 10 in deduster to change, this device greatly can reduce flue gas and directly collide dust cover 5-2 and the flue gas eddy current produced enters in insulator.This device role just reduces flue gas and enters insulator, but can not flue gas be stoped completely to enter.Increase hot-air blowing function for this reason.Wind enters heater 12 by heating temperatures to 80 DEG C ~ 120 DEG C by blower fan 11, hot blast enters into sealing air chamber a and sealing air chamber b by pipeline, and in chamber, hot blast enters into top dust cover 5-1 and bottom dust cover 5-2 respectively by top dust cover hot-air blowing hole 9-1 and dust cover hot-air blowing hole, bottom 9-2.In dust cover, forming air curtain by the particular design of purge hole, playing thoroughly isolated effect to remaining the flue gas entered.
Except above preferred embodiment, the present invention also has other embodiment, and those skilled in the art can make various change and distortion according to the present invention, only otherwise depart from spirit of the present invention, all should belong to the scope that claims of the present invention define.
Claims (7)
1., for a high viscosity flue dust electric precipitation insulator protective device, comprise top in electric precipitation, it is characterized in that: in described electric precipitation, the upper and lower on top is respectively arranged with top dust cover and bottom dust cover; Dust cover hot-air blowing hole, top and dust cover hot-air blowing hole, bottom is respectively arranged with in the middle of described top dust cover and bottom dust cover; Dust cover outer 5 ~ 10cm place in described top is provided with insulator gripper shoe; Described insulator gripper shoe top is provided with insulator backing plate at bottom; The middle dust cover hot-air blowing hole site, top of staggering of described insulator gripper shoe is provided with 2 ~ 4 top dust covers and purges hot wind inlet; Between pushing up in described bottom dust cover and electric precipitation, guiding device is set; In described top dust cover, deduster, top, insulator gripper shoe and insulator backing plate at bottom form sealing air chamber a; In described bottom dust cover, electric precipitation, top and guiding device form sealing air chamber b; In described electric precipitation, the upper distribution in top is provided with 2 ~ 4 bottom dust covers and purges hot wind inlet.
2. according to claim 1 for high viscosity flue dust electric precipitation insulator protective device, it is characterized in that: described device also comprises hot blast feeding system, hot blast feeding system comprises blower fan, heater, valve.
3. according to claim 1 for high viscosity flue dust electric precipitation insulator protective device, it is characterized in that: described top dust cover height is 30 ~ 70cm, and bottom dust cover height is 30 ~ 50cm.
4. according to claim 1 for high viscosity flue dust electric precipitation insulator protective device, it is characterized in that: the annular circular perforate be evenly arranged or the width of to be aperture be dust cover hot-air blowing hole, described top and dust cover hot-air blowing hole, bottom 3 ~ 7mm are 2 ~ 5mm, length is the linear perforate of annular arc that 5 ~ 10cm is evenly arranged.
5. according to claim 1 for high viscosity flue dust electric precipitation insulator protective device, it is characterized in that: the purging direction in dust cover hot-air blowing hole, described top and dust cover hot-air blowing hole, bottom and downward-sloping 5 ~ 10 ° of horizontal direction.
6. according to claim 1 for high viscosity flue dust electric precipitation insulator protective device, it is characterized in that: the angle between pushing up in described guiding device and electric precipitation is 15 ~ 40 °.
7. according to claim 1 for high viscosity flue dust electric precipitation insulator protective device, it is characterized in that: hot blast temperature answers >=80 °, pressure >=3000pa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510730461.9A CN105214842A (en) | 2015-11-02 | 2015-11-02 | A kind of for high viscosity flue dust electric precipitation insulator protective device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510730461.9A CN105214842A (en) | 2015-11-02 | 2015-11-02 | A kind of for high viscosity flue dust electric precipitation insulator protective device |
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| CN105214842A true CN105214842A (en) | 2016-01-06 |
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| CN201510730461.9A Pending CN105214842A (en) | 2015-11-02 | 2015-11-02 | A kind of for high viscosity flue dust electric precipitation insulator protective device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106926194A (en) * | 2017-04-22 | 2017-07-07 | 新兴铸管股份有限公司 | A kind of device for facilitating electric cleaner to change insulator |
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| CN104971825A (en) * | 2015-07-14 | 2015-10-14 | 山东国舜建设集团有限公司 | Hanging type insulating device of wet electric precipitator insulating box |
| CN205095951U (en) * | 2015-11-02 | 2016-03-23 | 浙江景创环保科技有限公司 | Be used for high viscosity smoke and dust electric precipitation insulator protection device |
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2015
- 2015-11-02 CN CN201510730461.9A patent/CN105214842A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SK172598A3 (en) * | 1998-04-16 | 1999-11-08 | Z V V Z A S | Device for protecting insulators in electrostatic precipitators |
| KR20030024349A (en) * | 2001-09-18 | 2003-03-26 | 주식회사 포스코 | Device for protecting the support insulator of dust collector |
| CN2561510Y (en) * | 2002-08-02 | 2003-07-23 | 浙江菲达环保科技股份有限公司 | Guide hot-air sweepers |
| CN2801291Y (en) * | 2005-03-18 | 2006-08-02 | 西安重型机械研究所 | Insulating device of high efficiency electric dust collector |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106926194A (en) * | 2017-04-22 | 2017-07-07 | 新兴铸管股份有限公司 | A kind of device for facilitating electric cleaner to change insulator |
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Application publication date: 20160106 |