CN202983891U - Vertical type wet electrostatic precipitator and air outlet channel thereof - Google Patents
Vertical type wet electrostatic precipitator and air outlet channel thereof Download PDFInfo
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- CN202983891U CN202983891U CN 201220738812 CN201220738812U CN202983891U CN 202983891 U CN202983891 U CN 202983891U CN 201220738812 CN201220738812 CN 201220738812 CN 201220738812 U CN201220738812 U CN 201220738812U CN 202983891 U CN202983891 U CN 202983891U
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- guide cylinder
- air
- out passage
- guide barrel
- air outlet
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Abstract
The utility model discloses an air outlet channel of a vertical type wet electrostatic precipitator. The air outlet channel is characterized in that a second guide barrel is arranged at the outer side of a first guide barrel in a sleeving manner; the second guide barrel is gradually and outwards expanded from the top to bottom and is arranged at an included angle respect to the first guide barrel; and the bottom end of the second guide barrel is arranged at the outer part of the bottom end of the first guide barrel. According to the air outlet channel adopting such structure, the water drop falling from a positive plate falls at the outer side of the second guide barrel during removing the ash, the bottom end of the second guide barrel is arranged at the outer part of the bottom end of the first guide barrel, and therefore, the distance from the water drop to the bottom end of the first guide barrel is increased, the water drop is prevented from flowing into the air outlet channel through the first guide barrel under the effect of an induced draft fan, and as a result, a fan is prevented from ponding, and the service life of the precipitator fan is prolonged. The utility model also provides the vertical type wet electrostatic precipitator comprising the air outlet channel.
Description
Technical field
The utility model relates to the cleaner technical field, relates in particular to a kind of vertical wet cottrell and air-out passage thereof.
Background technology
Electrostatic precipitator is divided into dry electrostatic cleaner, wet cottrell, vaporific particle electric fishing storage and half wet cottrell according to the electrode purge mode, and the direction of motion according to gas in electrostatic precipitator can be divided into horizontal-type electrostatic dust collector and vertical electro static precipitator.Wet cottrell is mainly used in the smoke gas treatment of the industry such as metallurgy, cement, thermoelectricity, chemical industry, has the smoke treatment amount large, long service life, and SR is little, and dust-collecting efficiency is high, without advantages such as reentrainment of dusts.
Please refer to Fig. 1, Fig. 1 is the structural representation of a kind of wet cottrell in prior art; The below briefly introduces the structure of this deduster and defective at work thereof.
As shown in Figure 1, this deduster is vertical wet cottrell, mainly is comprised of electric power system, water system and dust collecting system three parts.Electric power system mainly is comprised of high-low pressure switch board and high pressure silicon rectifying transformer 21, and major function is to provide DC high-voltage power supply for dust-collecting function.The water system major function provides the deashing liquid film of flow regime for the positive plate surface, comprise water supply installation, high-pressure water pipe 31 and be located at nozzle 32 on high-pressure water pipe 31.The major function of dust collecting system is dedusting, comprises housing 11, cathode line, positive plate and ash bucket 12, and housing 11 is provided with intake channel 111, air-out passage 112, and the outlet air end end of air-out passage 112 connects air-introduced machine, and air intake is provided with the first guide cylinder 1121.
In the course of work, flue gas enters housing 11 inside from intake channel 111, water in high-pressure water pipe 31 forms water smoke through nozzle 32 ejections, water smoke is through after charged, pole plate motion on the sunny side under the effect of electric field force, at the liquid film that positive plate surface formation flows downward, liquid film flows and takes away the dust stratification on positive plate surface, finally fall in the ash bucket 12 of housing 11 belows, thereby reach the effect of deashing.Meanwhile, the flue gas after dedusting enters air-out passage 112 from the first guide cylinder 1121 under the effect of air-introduced machine, is discharged to the deduster outside.
Yet, when flue gas flow rate was higher, the part water droplet can enter air-out passage 112 along the first guide cylinder 1121 inwalls under the attraction force acts of air-introduced machine, cause the serious ponding of blower fan, make Vanes on Induced Draft Fan be in for a long time in the corrosion of sour water, have a strong impact on the service life of blower fan.
In view of this, demand urgently for above-mentioned technical problem, the water system of above-mentioned vertical wet cottrell is optimized design, avoid entering in air-out passage from the water droplet of positive plate drippage, and then extend the service life of the blower fan of deduster.
The utility model content
The purpose of this utility model is avoided entering in air-out passage from the water droplet that positive plate drips for a kind of vertical wet cottrell and air-out passage thereof are provided, and then avoids blower fan ponding, extends the service life of the blower fan of deduster.
For solving the problems of the technologies described above, the utility model provides a kind of air-out passage for vertical wet cottrell, and the air intake of described air-out passage is provided with the first guide cylinder that extends out gradually from top to bottom; The described first guide cylinder outside also is set with the second guide cylinder, and described the second guide cylinder extends out from top to bottom gradually, and described the second guide cylinder and described the first guide cylinder are the angle setting, and the outside of described the first guide cylinder bottom is located in described the second guide cylinder bottom.
Preferably, the top of described the second guide cylinder is connected in the outside in the middle part of described the first guide cylinder, and the bottom of described the second guide cylinder flushes with the bottom of described the first guide cylinder.
Preferably, the sidewall of described the first guide cylinder and the angle of perpendicular are 30 degree, and the angle of the sidewall of the sidewall of described the second guide cylinder and described the first guide cylinder is less than 60 degree.
Preferably, the sidewall angle of the sidewall of described the second guide cylinder and described the first guide cylinder is 30 degree.
Preferably, in same longitudinal section, the bottom of described the second guide cylinder is 50mm-800mm to the distance range of the bottom of described the first guide cylinder.
Preferably, the cross section of described the second guide cylinder is circular or square.
The utility model provides a kind of air-out passage for vertical wet cottrell, also be set with the second guide cylinder outside its first guide cylinder, described the second guide cylinder extends out from top to bottom gradually, described the second guide cylinder and described the first guide cylinder are the angle setting, and the outside of described the first guide cylinder bottom is located in described the second guide cylinder bottom.
Adopt this structure, in deashing process, the water droplet that drips from positive plate drops on the second guide cylinder outside, due to the outside of the second guide cylinder bottom in the first guide cylinder bottom, being water droplet increases to the distance of the first guide cylinder bottom, this has just been avoided water droplet to enter air-out passage by the first guide cylinder under the effect of air-introduced machine, thereby has avoided blower fan ponding, has extended the service life of fan of dust remover.
The utility model also provides a kind of vertical wet cottrell, has air intake passage and air-out passage; Described air-out passage adopts air-out passage as above, and the air intake of described air-out passage is located at the housing middle part of described deduster, and the outlet air end of described air-out passage is located at the sidewall of described housing.
Because above-mentioned air-out passage has above-mentioned technique effect, therefore, comprise that the vertical wet cottrell of this air-out passage also should have identical technique effect, do not repeat them here.
Description of drawings
Fig. 1 is the structural representation of a kind of wet cottrell in prior art;
Fig. 2 is the structural representation of vertical wet cottrell that the utility model provides;
Fig. 3 is the outer side view of the air intake of the air-out passage in Fig. 2;
Fig. 4 is the inner side view of Fig. 3.
Wherein, the description of drawings in Fig. 1 to Fig. 4 and the corresponding relation between component names are:
High-pressure water pipe 31; Nozzle 32.
The specific embodiment
Core of the present utility model is for providing a kind of vertical wet cottrell and air-out passage thereof, it arranges two guide cylinders simultaneously at air intake, can avoid entering in air-out passage from the water droplet that positive plate drips, and then avoid blower fan ponding, extend the service life of the blower fan of deduster.
In order to make those skilled in the art understand better the technical solution of the utility model, the utility model is described in further detail below in conjunction with the drawings and specific embodiments.
Please refer to Fig. 2 to Fig. 4, Fig. 2 is the structural representation of vertical wet cottrell that the utility model provides; Fig. 3 is the outer side view of the air intake of the air-out passage in Fig. 2; Fig. 4 is the inner side view of Fig. 3.
In a kind of specific embodiment, the utility model provides a kind of air-out passage for vertical wet cottrell, and the air intake of air-out passage is provided with the first guide cylinder 1 that extends out gradually from top to bottom; First guide cylinder 1 outside also is set with the second guide cylinder 1122, the second guide cylinders 1122 and extends out gradually from top to bottom, and the second guide cylinder 1122 and the first guide cylinder 1 are the angle setting, and the outside of the first guide cylinder 1 bottom is located in the second guide cylinder 1122 bottoms.
Adopt this structure, in deashing process, the water droplet that drips from positive plate drops on second guide cylinder 1122 outsides, due to the outside of the second guide cylinder 1122 bottoms in the first guide cylinder 1 bottom, being water droplet increases to the distance of the first guide cylinder 1 bottom, this has just been avoided water droplet to enter air-out passage by the first guide cylinder 1 under the effect of air-introduced machine, thereby has avoided blower fan ponding, has extended the service life of fan of dust remover.
In concrete scheme, the top of above-mentioned the second guide cylinder 1122 is connected in the outside at the first guide cylinder 1 middle part, and the bottom of the second guide cylinder 1122 flushes with the bottom of the first guide cylinder 1.Adopt this structure, air intake the first half of air-out passage is the guide cylinder of individual layer, the double-deck guide cylinder of the latter half, even the water droplet in the second guide cylinder 1122 bottoms outsides is in the position that enters under the active force of air-introduced machine between the second guide cylinder 1122 bottoms and the first guide cylinder 1 bottom, also can be isolated in the first guide cylinder 1 outside, still can not enter in exit passageway, play the effect of dual resisteance, further avoid the blower fan ponding of deduster.And the second guide cylinder 1122 materials of this structure are less, further reduce the production cost of exit passageway.
Can expect, the position of above-mentioned the second guide cylinder 1122 is not limited in this, the top of the second guide cylinder 1122 can also be connected in the top of the first guide cylinder 1, and the bottom of the second guide cylinder 1122 flushes with the bottom of the first guide cylinder 1.Like this, the outlet air end of air-out passage integral body is double-decker, can play equally the effect of isolating preferably water droplet and the first guide cylinder 1, and the second guide cylinder 1122 materials that are this structure are more, and production cost is slightly high.In addition, the top of the second guide cylinder 1122 can also be connected in the bottom of the first guide cylinder 1, like this, the first guide cylinder 1 and the second guide cylinder 1122 integral body are single layer structure, just the second guide cylinder 1122 is with respect to the first guide cylinder 1 outward, also can play certain buffer action, just effect is slightly poor.
In the another kind of specific embodiment, the sidewall of above-mentioned the first guide cylinder 1 and the angle of perpendicular are 30 degree, and the angle of the sidewall of the sidewall of the second guide cylinder 1122 and the first guide cylinder 1 is less than 60 degree.Adopt this structure, meet the usual setting of cleaner, guaranteed the structure that the second guide cylinder extends out from top to bottom gradually, prove through lot of experiments, when adopting above-mentioned angular range, the interior air-flow distribution of the electric field of deduster is comparatively reasonable.Particularly, the sidewall angle of the sidewall of the second guide cylinder 1122 and the first guide cylinder 1121 is 30 degree.Certainly, the sidewall angle of the sidewall of above-mentioned the second guide cylinder 1122 and the first guide cylinder 1121 can also be other angles.
In the another kind of specific embodiment, in same longitudinal section, the bottom of the second guide cylinder 1122 is 50mm-800mm to the distance range of the bottom of the first guide cylinder 1.Prove through lot of experiments, adopt above-mentioned distance range can play guide effect preferably, isolate water droplet and the first guide cylinder 1 fully, avoid blower fan ponding.In concrete scheme, in same longitudinal section, the bottom of the second guide cylinder 1122 is 350mm to the distance of the bottom of the first guide cylinder 1121.Certainly, other distances can also be adopted to the bottom of the first guide cylinder 1121 in the bottom of above-mentioned the second guide cylinder 1122.
In the another kind of specific embodiment, the cross section of above-mentioned the second guide cylinder 1122 is circular or square.The guide cylinder of these two kinds of shapes all has advantages of simple in structure, convenient processing and manufacture, and in fact, the second guide cylinder 1122 can also adopt other shapes.
In addition, the utility model also provides a kind of vertical wet cottrell, has air intake passage 111 and air-out passage 112; Air-out passage 112 adopts air-out passage 112 as above, and the air intake of air-out passage 112 is located at housing 11 middle parts of deduster, and the outlet air end of air-out passage 112 is located at the sidewall of housing 11.
Because above-mentioned air-out passage 112 has above-mentioned technique effect, therefore, comprise that the vertical wet cottrell of this air-out passage 112 also should have identical technique effect, do not repeat them here.
Above a kind of vertical wet cottrell provided by the utility model and air-out passage 112 thereof are described in detail.Used specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (7)
1. air-out passage that is used for vertical wet cottrell, the air intake of described air-out passage is provided with the first guide cylinder (1121) that extends out gradually from top to bottom; It is characterized in that, described the first guide cylinder (1121) outside also is set with the second guide cylinder (1122), described the second guide cylinder (1122) extends out from top to bottom gradually, described the second guide cylinder (1122) and described the first guide cylinder (1121) are the angle setting, and the outside of described the first guide cylinder (1121) bottom is located in described the second guide cylinder (1122) bottom.
2. the air-out passage of vertical wet cottrell according to claim 1, it is characterized in that, the top of described the second guide cylinder (1122) is connected in the outside at described the first guide cylinder (1121) middle part, and the bottom of described the second guide cylinder (1122) flushes with the bottom of described the first guide cylinder (1121).
3. the air-out passage of vertical wet cottrell according to claim 2, it is characterized in that, the sidewall of described the first guide cylinder (1121) and the angle of perpendicular are 30 degree, and the angle of the sidewall of the sidewall of described the second guide cylinder (1122) and described the first guide cylinder (1121) is less than 60 degree.
4. the air-out passage of vertical wet cottrell according to claim 3, is characterized in that, the sidewall angle of the sidewall of described the second guide cylinder (1122) and described the first guide cylinder (1121) is 30 degree.
5. the air-out passage of vertical wet cottrell according to claim 2, it is characterized in that, in same longitudinal section, the bottom of described the second guide cylinder (1122) is 50mm-800mm to the distance range of the bottom of described the first guide cylinder (1121).
6. the air-out passage of vertical wet cottrell according to claim 2, is characterized in that, the cross section of described the second guide cylinder (1122) is circular or square.
7. a vertical wet cottrell, have air intake passage (111) and air-out passage (112); It is characterized in that, described air-out passage (112) adopts as the described air-out passage of claim 1-6 any one (112), the air intake of described air-out passage (112) is located at housing (11) middle part of described deduster, and the outlet air end of described air-out passage (112) is located at the sidewall of described housing (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220738812 CN202983891U (en) | 2012-12-28 | 2012-12-28 | Vertical type wet electrostatic precipitator and air outlet channel thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220738812 CN202983891U (en) | 2012-12-28 | 2012-12-28 | Vertical type wet electrostatic precipitator and air outlet channel thereof |
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| Publication Number | Publication Date |
|---|---|
| CN202983891U true CN202983891U (en) | 2013-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220738812 Expired - Fee Related CN202983891U (en) | 2012-12-28 | 2012-12-28 | Vertical type wet electrostatic precipitator and air outlet channel thereof |
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| Country | Link |
|---|---|
| CN (1) | CN202983891U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307636A (en) * | 2014-10-16 | 2015-01-28 | 太仓东能环保设备有限公司 | Novel electrostatic dust collection device |
| CN104923405A (en) * | 2015-07-02 | 2015-09-23 | 浙江天地环保工程有限公司 | Wet type electrostatic dust and fog removing device |
-
2012
- 2012-12-28 CN CN 201220738812 patent/CN202983891U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104307636A (en) * | 2014-10-16 | 2015-01-28 | 太仓东能环保设备有限公司 | Novel electrostatic dust collection device |
| CN104923405A (en) * | 2015-07-02 | 2015-09-23 | 浙江天地环保工程有限公司 | Wet type electrostatic dust and fog removing device |
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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: 20130612 Termination date: 20201228 |