CN202366787U - Dust collecting system and electrostatic dust collector thereof - Google Patents
Dust collecting system and electrostatic dust collector thereof Download PDFInfo
- Publication number
- CN202366787U CN202366787U CN2011205372943U CN201120537294U CN202366787U CN 202366787 U CN202366787 U CN 202366787U CN 2011205372943 U CN2011205372943 U CN 2011205372943U CN 201120537294 U CN201120537294 U CN 201120537294U CN 202366787 U CN202366787 U CN 202366787U
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- dust
- dust collector
- electrostatic precipitator
- collector pole
- flue gas
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Abstract
The utility model provides an electrostatic dust collector, which is used for purifying smoke and comprises a casing, a corona pole and a dust collecting pole, wherein the corona pole and the dust collecting pole are arranged in the casing and both perpendicular to the flow direction of smoke, and a plurality of smoke through holes are arranged on the dust collecting pole. In the electrostatic dust collector, smoke penetrates through the smoke through holes on the dust collecting pole and flows to a next dust collecting pole, so that the portion with no holes on the dust collecting pole has a certain blocking function on dust in the smoke, the dust in the smoke can be filtered and collected and prevented from being directly taken away by the smoke, dust escaping can be reduced, the purification degree of the smoke is high, and dust concentration in the purified smoke is reduced. Simultaneously, the portion with no holes on the dust collecting pole has a blocking function on reentrainment dust caused by vortex and vibration. The utility model further provides a dust collecting system with the electrostatic dust collector.
Description
Technical field
The utility model relates to industrial electrostatic dust collection equipment technical field, more particularly, relates to a kind of dust pelletizing system and electrostatic precipitator thereof.
Background technology
The industry electrostatic precipitator is mainly used in the smoke gas treatment of industry such as metallurgy, cement, thermoelectricity, chemical industry, have the smoke treatment amount big, can handle advantages such as high-temperature flue gas, long service life and dust pelletizing system resistance be less.Electrostatic precipitator mainly is made up of electric power system and dust chamber two parts.Electric power system mainly is made up of high-low pressure switch board and high pressure silicon rectifying transformer.
Shown in accompanying drawing 1, the structure of the dust chamber of traditional printed line formula electrostatic precipitator is: corona discharge electrode 13 is arranged side by side with dust collector pole 12 separately, and corona discharge electrode 13 is all parallel with the flow direction of flue gas with dust collector pole 12.External power source provides negative high voltage to corona discharge electrode 13 (negative electrode), dust collector pole 12 (anode) link to each other with the housing 14 of deduster (ground connection).Corona discharge electrode 13 comprises framework 131 and is arranged on the acupuncture 132 on the framework 131 that the distribution form of acupuncture 132 on framework 131 has two kinds, shown in accompanying drawing 2 and accompanying drawing 3.Dust collector pole 12 is a plate electrode.
The dust-cleaning principle of electrostatic precipitator is: after flue gas got into dust chamber from inlet flue duct 11, the ion of corona discharge electrode 13 discharge generation and dust collided and attached on the dust, have realized the charged of dust.Dust after charged moves to dust collector pole 12 under the effect of electric field force; Be deposited on the surface of dust collector pole 12; When the dust deposit on dust collector pole 12 surface during to certain thickness, through the mechanical vibrator device with the trapping dust on the dust collector pole 12, and from the ash bucket discharge of dust chamber bottom; Through the flue gas flow direction exhaust pass 15 that purification, thereby realized the purification of ash-laden gas.
But; Because corona discharge electrode 13 is all parallel with the flow direction of flue gas with dust collector pole 12, exhaust gases passes is the gap between corona discharge electrode 13 and the dust collector pole 12, and corona discharge electrode 13 does not form flue gas with dust collector pole 12 and stops; Directly taken away before so just having part dust arrival dust collector pole 12 by flue gas; Have more serious dust escape phenomenon, the degree that makes flue gas be cleaned is lower, and dust content is higher in the flue gas.
In addition, because corona discharge electrode 13 is all parallel with the flow direction of flue gas with dust collector pole 12, corona discharge electrode 13 does not form flue gas with dust collector pole 12 and stops; Be deposited on the dust on the dust collector pole 12 because dust collector pole 12 is left in eddy current or rapping meeting; Form reentrainment of dust, taken away by flue gas once more, further aggravated the dust escape phenomenon; The degree that makes flue gas be cleaned is lower, and dust content is higher in the flue gas.
In sum, how a kind of electrostatic precipitator being provided, improving the degree of purification of flue gas, reducing the dust content through the flue gas that has purified, is present those skilled in the art's problem demanding prompt solution.
The utility model content
In view of this, the utility model provides a kind of electrostatic precipitator, improved the degree of purification of flue gas, has reduced the dust content through the flue gas that has purified.
In order to achieve the above object, the utility model provides following technical scheme:
A kind of electrostatic precipitator is used for flue, and it comprises housing, is positioned at the corona discharge electrode and the dust collector pole of said enclosure interior; All the airflow direction with said flue gas is vertical with dust collector pole for said corona discharge electrode; Said dust collector pole is provided with some smoke ventilators.
Preferably, in the above-mentioned electrostatic precipitator, said corona discharge electrode comprises some frameworks and is arranged on the acupuncture on the said framework; Said acupuncture comprise along the airflow direction of said flue gas successively with vertical first acupuncture and second acupuncture parallel of said corona discharge electrode with said corona discharge electrode, said first acupuncture and second acupuncture are positioned at same plane.
Preferably, in the above-mentioned electrostatic precipitator, said framework is round steel frame or round tube frame.
Preferably, in the above-mentioned electrostatic precipitator, said smoke ventilator evenly is arranged on the said dust collector pole.
Preferably, in the above-mentioned electrostatic precipitator, the aperture of said smoke ventilator reduces along the airflow direction of said flue gas gradually.
Preferably, above-mentioned electrostatic precipitator also comprises with said dust collector pole linking to each other, and is positioned at same plane with said dust collector pole, and extends to the ash bucket inwall of said electrostatic precipitator, and and said ash bucket inwall between be provided with the first choked flow baffle plate in gap.
Preferably, above-mentioned electrostatic precipitator also comprises with said dust collector pole linking to each other, and is positioned at same plane with said dust collector pole, and the second choked flow baffle plate that links to each other with madial wall with the inner roof wall of said housing.
Based on the above-mentioned electrostatic precipitator that provides, the utility model also provides a kind of dust pelletizing system, and it has above-mentioned any described electrostatic precipitator.
The electrostatic precipitator that the utility model provides; Through with corona discharge electrode and dust collector pole all with vertical setting of airflow direction of flue gas, and dust collector pole is provided with smoke ventilator, flue gas passes from the smoke ventilator on the dust collector pole and flows to next dust collector pole; Make dust collector pole not perforate part dust in flue gas has been had certain barrier effect; Dust in flue gas is filtered collection, avoided dust directly to be taken away, alleviated the dust escape phenomenon by flue gas; The degree that makes flue gas be cleaned is higher, reduced the dust content through the flue gas that has purified; Simultaneously, dust collector pole not perforate part also has barrier effect to the reentrainment of dust that forms because of eddy current and rapping, has further alleviated the dust escape phenomenon, has improved the degree of purification of flue gas, has reduced the dust content through the flue gas that has purified.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
The structural representation of the electrostatic precipitator that Fig. 1 provides for prior art;
A kind of structural representation of the corona discharge electrode of the electrostatic precipitator that Fig. 2 provides for prior art;
The another kind of structural representation of the corona discharge electrode of the electrostatic precipitator that Fig. 3 provides for prior art;
The plan structure sketch map of the electrostatic precipitator that Fig. 4 provides for the utility model embodiment;
The main TV structure sketch map of the electrostatic precipitator that Fig. 5 provides for the utility model embodiment;
The structural representation of the corona discharge electrode of the electrostatic precipitator that Fig. 6 provides for the utility model embodiment.
Among last Fig. 1-6:
Inlet flue duct 11, dust collector pole 12, corona discharge electrode 13, housing 14, exhaust pass 15, framework 131, acupuncture 132, inlet flue duct 21, dust collector pole 22, corona discharge electrode 23, housing 24, exhaust pass 25, the first choked flow baffle plate 26, ash bucket 27, framework 231, first acupuncture 232, second acupuncture 233.
The specific embodiment
The utility model provides a kind of electrostatic precipitator, improved the degree of purification of flue gas, has reduced the dust content through the flue gas that has purified.
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to accompanying drawing 4-6, the plan structure sketch map of the electrostatic precipitator that Fig. 4 provides for the utility model embodiment; The main TV structure sketch map of the electrostatic precipitator that Fig. 5 provides for the utility model embodiment; The structural representation of the corona discharge electrode of the electrostatic precipitator that Fig. 6 provides for the utility model embodiment.
The electrostatic precipitator that the utility model embodiment provides is used for flue, and it comprises housing 24, is positioned at the corona discharge electrode 23 and the dust collector pole 22 of housing 24 inside; All the airflow direction with flue gas is vertical with dust collector pole 22 for corona discharge electrode 23; Dust collector pole 22 is provided with some smoke ventilators.
The electrostatic precipitator that the utility model embodiment provides; Through with corona discharge electrode 23 and dust collector pole 22 all with vertical setting of airflow direction of flue gas, and dust collector pole 22 is provided with smoke ventilator, flue gas passes from the smoke ventilator on the dust collector pole 22 and flows to next dust collector pole 22; Make dust collector pole 22 not perforate part dust in flue gas has been had certain barrier effect; Dust in flue gas is filtered collection, avoided dust directly to be taken away, alleviated the dust escape phenomenon by flue gas; The degree that makes flue gas be cleaned is higher, reduced the dust content through the flue gas that has purified; Simultaneously, dust collector pole 22 not perforate part also has barrier effect to the reentrainment of dust that forms because of eddy current and rapping, has further alleviated the dust escape phenomenon, has improved the degree of purification of flue gas, has reduced the dust content through the flue gas that has purified.
The electrostatic precipitator that the foregoing description provides; Improved the efficiency of dust collection of electrostatic precipitator effectively; So, at the flue gas that purifies with amount, can reduce the usage quantity of electrostatic precipitator; Perhaps reduce the quantity of dust collector pole in the electrostatic precipitator 22 and corona discharge electrode 23, and then reduce the use cost and the weight that reduces electrostatic precipitator itself of electrostatic precipitator.
Simultaneously, in the electrostatic precipitator that the foregoing description provides, dust collector pole 22 is provided with smoke ventilator, makes that current density is more even in the electric field, and breakdown voltage is higher, more helps dust collector pole 22 and collects dust; Because dust collector pole 22 is provided with smoke ventilator; Make the dust that is deposited on dust collector pole 22 surfaces be loose state; The dust rappings that are easy to be deposited on dust collector pole 22 surfaces are got off, and the elasticity of dust collector pole 22 that is provided with smoke ventilator is better; Be easy to transmit rapping power, further be beneficial to rapping and be deposited on the dust on the dust collector pole 22 with cleaning.
The electrostatic precipitator that the foregoing description provides, flue gas gets into housing 24 by the inlet flue duct 21 of this electrostatic precipitator, flow through dust collector pole 22 and corona discharge electrode 23, the exhaust pass 25 by electrostatic precipitator flows out housing 24 then, has accomplished the dedusting of flue gas.
In order further to optimize technique scheme, in the electrostatic precipitator that the foregoing description provides, corona discharge electrode 23 comprises some frameworks 231 and is arranged on the acupuncture on the framework 231; Acupuncture comprise along the airflow direction of flue gas successively with vertical first acupuncture 232 of corona discharge electrode 23 be positioned at same plane with corona discharge electrode 23 parallel second acupuncture, 233, the first acupunctures 232 and second acupunctures 233.The electric wind power that first acupuncture 232 and second acupuncture 233 produce at the tip has certain influence to the flow velocity of flue gas, can reduce the flow velocity of flue gas between dust collector pole 22, increases flue gas in the time of staying of dust collection section, has improved the dust removal performance of electrostatic precipitator.
Preferably, in the electrostatic precipitator that the foregoing description provides, framework 231 is round steel frame or round tube frame.
In order to make the current density between dust collector pole 22 and the corona discharge electrode 23 more even, further improve breakdown voltage, in the electrostatic precipitator that the foregoing description provides, smoke ventilator evenly is arranged on the dust collector pole 22.
Because above-mentioned electrostatic precipitator purifies flue gas step by step; So dust in flue gas content reduces gradually; In order further to improve the degree of purification of flue gas, in the electrostatic precipitator that the foregoing description provides, the aperture of smoke ventilator reduces along the airflow direction of flue gas gradually; Be convenient to flue, and then the dust content of the flue gas that has reduced to purify.
Owing between the inwall of the ash bucket 27 of dust collector pole 22 and electrostatic precipitator bigger gap is arranged; Escape from this gap for fear of flue gas; The electrostatic precipitator that the foregoing description provides also comprises with dust collector pole 22 linking to each other, and is positioned at same plane with dust collector pole 22; And extend to ash bucket 27 inwalls of electrostatic precipitator, and and ash bucket 27 inwalls between be provided with the first choked flow baffle plate 26 in gap.The first choked flow baffle plate 26 can force in the smoke ventilator of flue gas from the dust collector pole 22 and pass through, and has solved part bypass problem; Simultaneously, for the dust that guarantee to be deposited on dust collector pole 22 surfaces can be along the outlet of inwall landing to the ash bucket 27 of ash bucket 27 after being got off by rapping, also leave less clearance thereby discharge between the inwall of housing 24, the first choked flow baffle plates 26 and ash bucket 27.
For fear of flue gas from dust collector pole 22 and the madial wall of housing 24 and the gap between the inner roof wall escape; The electrostatic precipitator that the foregoing description provides; Also comprise with dust collector pole 22 and linking to each other; And be positioned at same plane, and the second choked flow baffle plate that links to each other with madial wall with the inner roof wall of housing 24 with dust collector pole 22.The second choked flow baffle plate forces flue gas to flow through from the smoke ventilator on the dust collector pole 22, and then has solved the bypass problem, has improved the efficiency of dust collection of electrostatic precipitator.
Based on the electrostatic precipitator that the foregoing description provides, the utility model also provides a kind of dust pelletizing system, and this dust pelletizing system has any one electrostatic precipitator that the foregoing description provides.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation of spirit that does not break away from the utility model or scope in other embodiments among this paper.Therefore, the utility model will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (8)
1. an electrostatic precipitator is used for flue, and it comprises housing (24), is positioned at said housing (24) inner corona discharge electrode (23) and dust collector pole (22); It is characterized in that all the airflow direction with said flue gas is vertical with dust collector pole (22) for said corona discharge electrode (23); Said dust collector pole (22) is provided with some smoke ventilators.
2. electrostatic precipitator according to claim 1 is characterized in that, said corona discharge electrode (23) comprises some frameworks (231) and is arranged on the acupuncture on the said framework (231); Said acupuncture comprise along the airflow direction of said flue gas successively with vertical first acupuncture (232) and second acupuncture (233) parallel of said corona discharge electrode (23) with said corona discharge electrode (23), said first acupuncture (232) and second acupuncture (233) are positioned at same plane.
3. electrostatic precipitator according to claim 2 is characterized in that, said framework (231) is round steel frame or round tube frame.
4. electrostatic precipitator according to claim 1 is characterized in that, said smoke ventilator evenly is arranged on the said dust collector pole (22).
5. electrostatic precipitator according to claim 1 is characterized in that, the aperture of said smoke ventilator reduces along the airflow direction of said flue gas gradually.
6. according to any described electrostatic precipitator among the claim 1-5; It is characterized in that; Also comprise with said dust collector pole (22) and linking to each other; Be positioned at same plane with said dust collector pole (22), and extend to the inwall of the ash bucket (27) of said electrostatic precipitator, and and the inwall of said ash bucket (27) between be provided with the first choked flow baffle plate (26) in gap.
7. electrostatic precipitator according to claim 6 is characterized in that, also comprises with said dust collector pole (22) linking to each other, and is positioned at same plane with said dust collector pole (22), and the second choked flow baffle plate that links to each other with madial wall with the inner roof wall of said housing (24).
8. a dust pelletizing system is characterized in that, it has any described electrostatic precipitator among the aforesaid right requirement 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205372943U CN202366787U (en) | 2011-12-20 | 2011-12-20 | Dust collecting system and electrostatic dust collector thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205372943U CN202366787U (en) | 2011-12-20 | 2011-12-20 | Dust collecting system and electrostatic dust collector thereof |
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| Publication Number | Publication Date |
|---|---|
| CN202366787U true CN202366787U (en) | 2012-08-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205372943U Expired - Fee Related CN202366787U (en) | 2011-12-20 | 2011-12-20 | Dust collecting system and electrostatic dust collector thereof |
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| Country | Link |
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| CN (1) | CN202366787U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103454533A (en) * | 2013-09-06 | 2013-12-18 | 福建龙净环保股份有限公司 | Working condition assessment method of electric dust remover |
| CN105698293A (en) * | 2016-01-28 | 2016-06-22 | 上海交通大学 | Multifunctional air purifying device |
| WO2018090990A1 (en) * | 2016-11-21 | 2018-05-24 | 深圳深亚能环保科技有限公司 | Electric field device with automatic cleaning function |
| CN111009587A (en) * | 2019-11-25 | 2020-04-14 | 湖南红太阳新能源科技有限公司 | Photovoltaic module for atmospheric environment restoration and power generation multiplexing |
| CN118022981A (en) * | 2024-04-15 | 2024-05-14 | 上海力皇环保工程有限公司 | Electrostatic precipitator with particulate matter strengthens desorption structure |
-
2011
- 2011-12-20 CN CN2011205372943U patent/CN202366787U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103454533A (en) * | 2013-09-06 | 2013-12-18 | 福建龙净环保股份有限公司 | Working condition assessment method of electric dust remover |
| CN103454533B (en) * | 2013-09-06 | 2016-01-27 | 福建龙净环保股份有限公司 | A kind of Working condition detecting method of electric precipitator |
| CN105698293A (en) * | 2016-01-28 | 2016-06-22 | 上海交通大学 | Multifunctional air purifying device |
| CN105698293B (en) * | 2016-01-28 | 2019-01-29 | 上海交通大学 | A kind of Multifunctional air clarifying device |
| WO2018090990A1 (en) * | 2016-11-21 | 2018-05-24 | 深圳深亚能环保科技有限公司 | Electric field device with automatic cleaning function |
| US11173499B2 (en) | 2016-11-21 | 2021-11-16 | Shenzhen Shenyaneng Environmental Protection Technologies Co., Ltd. | Electric field device with automatic cleaning function |
| CN111009587A (en) * | 2019-11-25 | 2020-04-14 | 湖南红太阳新能源科技有限公司 | Photovoltaic module for atmospheric environment restoration and power generation multiplexing |
| CN111009587B (en) * | 2019-11-25 | 2021-05-14 | 湖南红太阳新能源科技有限公司 | Photovoltaic module for atmospheric environment restoration and power generation multiplexing |
| CN118022981A (en) * | 2024-04-15 | 2024-05-14 | 上海力皇环保工程有限公司 | Electrostatic precipitator with particulate matter strengthens desorption structure |
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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: 20120808 Termination date: 20201220 |