CN206356135U - A kind of auxiliary deashing sprayer unit of tubular type wet electrical dust precipitator - Google Patents
A kind of auxiliary deashing sprayer unit of tubular type wet electrical dust precipitator Download PDFInfo
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- CN206356135U CN206356135U CN201621438280.5U CN201621438280U CN206356135U CN 206356135 U CN206356135 U CN 206356135U CN 201621438280 U CN201621438280 U CN 201621438280U CN 206356135 U CN206356135 U CN 206356135U
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- wet electrical
- electrical dust
- dust precipitator
- tubular type
- sprayer unit
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Abstract
The utility model is related to a kind of auxiliary deashing sprayer unit of tubular type wet electrical dust precipitator, positioned at the smoke inlet end of tubular type wet electrical dust precipitator negative and positive electrode systems；Multiple Hand-operated butterfly valves and pressure gauge are located at outside wet electrical dust precipitator, and atomizer passgae and multiple nozzles are located inside wet electrical dust precipitator；Flush water pump one end is connected with flushing water main pipe, the flush water pump other end is connected with flushing water pipeline water inlet end, wash tub pipe road water side is connected with atomizer passgae, hand-operated valve, electric butterfly valve, multiple Hand-operated butterfly valves, pressure gauge are provided between the water inlet end of flushing water pipeline and water side, multiple nozzles, the anode tube of nozzle alignment tubular type wet electrical dust precipitator are set on atomizer passgae.The beneficial effects of the utility model：It can ensure that anode pipe surface covers moisture film, anode tube surface long term is kept moisture state, it is to avoid the serious dust stratification situation of anode pipe surface occurs, the effective deashing of energy is conducive to improving efficiency of dust collection.
Description
Technical field
The utility model is related to a kind of auxiliary deashing sprayer unit of tubular type wet electrical dust precipitator.
Background technology
As domestic and international thermal power plant's large coal-fired power plant boiler dust removal equipment technology develops, set as flue dust fine processing
Standby, wet scrubber has obvious advantage in terms of purification efficiency, the adaptability to coal, to minuteness particle trapping, its
Coal-burning power plant has been widely adopted at home, and operational effect is good.
Wet electrical dust precipitator is made up of high voltage electrostatic device and deduster body, using high voltage electrostatic device to frame during work
The corona wire being located in wet electrical dust precipitator applies negative high-tension electricity, so as to be formed between corona wire and pole pipe of gathering dust uneven
High-voltage electrostatic field.In the presence of electric field force, corona zone is all formed in pole pipe of entirely gathering dust, in corona zone, high concentration
Anion (electronics) continuously does directed movement to form corona current from corona electrode to pole pipe of gathering dust.When containing water
The flue gases of mist and other pollutants enters when gathering dust pole pipe, and due to the collision and diffusion of ion, water smoke and pollutant are charged, then
It is rapid in the presence of electric field force to arrive at dust collector pole inside pipe wall and while discharge electric charge, in dust collector pole inside pipe wall formation liquid film,
Liquid film is flowed under gravity to be focused in the collecting tank of electrostatic precipitator bottom, thus reach trapping flue fog drip and
The purpose of other pollutants.
Wet electrical dust precipitator mainly has tubular type, board-like two kinds of forms, and usual tubular type wet electrical dust precipitator is used in electric field region
Intermittence spray purge mode, the adjacent interval of water spray twice is adjustable, but in unit running process, it is impossible to judge between two water sprays
Every the dust stratification situation of time inner anode pipe surface, often because spray interval is long, anode tube superficial dust increases, and reduces
Efficiency of dust collection.
Utility model content
Weak point present in regarding to the issue above, the utility model provides a kind of auxiliary of tubular type wet electrical dust precipitator
Deashing sprayer unit, makes anode tube surface long term keep moisture state, it is to avoid the serious dust stratification situation of anode pipe surface occurs, and can have
The deashing of effect, is conducive to improving efficiency of dust collection.
To achieve the above object, the utility model provides a kind of auxiliary deashing sprayer unit of tubular type wet electrical dust precipitator,
The auxiliary deashing sprayer unit is located at the smoke inlet end of tubular type wet electrical dust precipitator negative and positive electrode systems；
The auxiliary deashing sprayer unit includes：Flush water pump, flushing water pipeline, atomizer passgae, hand-operated valve, electronic butterfly
Valve, multiple Hand-operated butterfly valves, pressure gauge and multiple nozzles, wherein, the flush water pump, the flushing water pipeline, the hand-operated valve,
The electric butterfly valve, multiple Hand-operated butterfly valves and the pressure gauge are located at outside the wet electrical dust precipitator, the injection spray pipe
Road and multiple nozzles are located inside the wet electrical dust precipitator；
Described flush water pump one end is connected with flushing water main pipe, and the flush water pump other end enters with the flushing water pipeline
Water end (W.E.) is connected, and wash tub pipe road water side is connected with the atomizer passgae, the water inlet end of the flushing water pipeline and water outlet
It is provided between end on the hand-operated valve, the electric butterfly valve, multiple Hand-operated butterfly valves, the pressure gauge, the atomizer passgae
Multiple nozzles are set, the anode tube of tubular type wet electrical dust precipitator described in the nozzle alignment.
Further improved as the utility model, under the tubular type wet electrical dust precipitator flue gas during air intake, the auxiliary is clear
Grey sprayer unit is located at the bottom of the tubular type wet electrical dust precipitator negative and positive electrode systems.
Further improved as the utility model, during the tubular type wet electrical dust precipitator flue gas upper air inlet, the auxiliary is clear
Grey sprayer unit is located at the top of the tubular type wet electrical dust precipitator negative and positive electrode systems.
Further improved as the utility model, the nozzle is solid nozzle.
Further improved as the utility model, the pressure of the nozzle is 0.2Mpa.
Further improved as the utility model, the flush water pump is the spray dress in the tubular type wet electrical dust precipitator
The feeding spraying pump put.
Further improved as the utility model, the hand-operated valve is the spray equipment in the tubular type wet electrical dust precipitator
Hand-operated valve.
The beneficial effects of the utility model are：
By on the basis of original electric field region spray equipment, entering wet electrical dust precipitator anode and cathode system front end in flue gas
Install auxiliary deashing sprayer unit additional, in electric field region not spray time section, open intermittently or persistently sprayer unit, flue gas is carried out
Humidification process, the flue gas of humidification is covered to anode tube surface with water smoke, it is ensured that anode pipe surface covers moisture film, makes anode
Pipe surface keeps moisture state for a long time, it is to avoid the serious dust stratification situation of anode pipe surface occurs, the effective deashing of energy, is conducive to improving
Efficiency of dust collection.
Brief description of the drawings
Fig. 1 is a kind of auxiliary deashing sprayer unit of tubular type wet electrical dust precipitator described in the utility model first embodiment
Structural representation；
Scheme of installation when Fig. 2 is Fig. 1 specifically used；
Fig. 3 is a kind of auxiliary deashing sprayer unit of tubular type wet electrical dust precipitator described in the utility model second embodiment
Structural representation；
Scheme of installation when Fig. 4 is Fig. 3 specifically used.
In figure：
1st, flush water pump；2nd, flushing water pipeline；3rd, atomizer passgae；4th, hand-operated valve；5th, electric butterfly valve；6th, Hand-operated butterfly valve；7、
Pressure gauge；8th, nozzle；9th, anode tube.
Embodiment
Embodiment 1, as shown in Figure 1-2, a kind of auxiliary of tubular type wet electrical dust precipitator of the utility model first embodiment
Deashing sprayer unit, tubular type wet electrical dust precipitator flue gas upper air inlet, auxiliary deashing sprayer unit is located at tubular type wet electrical dust precipitator
The top of negative and positive electrode systems.
Deashing sprayer unit is aided in include flush water pump 1, flushing water pipeline 2, atomizer passgae 3, hand-operated valve 4, electric butterfly valve
5th, multiple Hand-operated butterfly valves 6, pressure gauge 7 and multiple nozzles 8, wherein, flush water pump 1, flushing water pipeline 2, hand-operated valve 4, electronic butterfly
Valve 5, multiple Hand-operated butterfly valves 6 and pressure gauge 7 are located at outside wet electrical dust precipitator, and atomizer passgae 3 and multiple nozzles 8 are located at wet type electricity
Inside deduster.
The one end of flush water pump 1 is connected with flushing water main pipe, and the other end of flush water pump 1 is connected with the water inlet end of flushing water pipeline 2,
The water side of flushing water pipeline 2 is connected with atomizer passgae 3, between the water inlet end of flushing water pipeline 2 and water side provided with hand-operated valve 4,
Multiple nozzles 8, the alignment pipe rotating vane type of nozzle 8 electricity are set on electric butterfly valve 5, multiple Hand-operated butterfly valves 6, pressure gauge 7, atomizer passgae 3
The anode tube 9 of deduster.
Further, nozzle 8 is that atomizing particle is small, uniform flow distribution solid nozzle, and pressure is 0.2Mpa, meanwhile,
Nozzle 8 need to use anticorrosive, wear-resistant material.
Further, flush water pump 1 can be shared with the feeding spraying pump of the spray equipment in tubular type wet electrical dust precipitator, manually
Valve 4 is also shared with the hand-operated valve of the spray equipment in tubular type wet electrical dust precipitator, electric butterfly valve 5 on flushing water pipeline 2 and many
Individual Hand-operated butterfly valve 6 is separately provided, for switch-mode regulation control.
Embodiment 2, such as Fig. 3-4, difference from Example 1 are that air intake under tubular type wet electrical dust precipitator flue gas is aided in
Deashing sprayer unit is located at the bottom of tubular type wet electrical dust precipitator negative and positive electrode systems.
When specifically used, carry out, stop in electric field region in spray time section in two neighboring electric field region spray interval time,
High-frequency is opened or persistently opens flue gas spray device, and flue gas brings water smoke into negative and positive electrode systems with the wind, and water smoke is with flow of flue gas
Direction is covered in anode pipe surface, anode tube surface long term is kept moisture state, it is to avoid the serious dust stratification situation of anode pipe surface
Occur, the effective deashing of energy is conducive to improving efficiency of dust collection.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
Claims (7)
1. a kind of auxiliary deashing sprayer unit of tubular type wet electrical dust precipitator, it is characterised in that the auxiliary deashing sprayer unit
Positioned at the smoke inlet end of tubular type wet electrical dust precipitator negative and positive electrode systems；
The auxiliary deashing sprayer unit includes：Flush water pump (1), flushing water pipeline (2), atomizer passgae (3), hand-operated valve (4),
Electric butterfly valve (5), multiple Hand-operated butterfly valves (6), pressure gauge (7) and multiple nozzles (8), wherein, it is the flush water pump (1), described
Flushing water pipeline (2), the hand-operated valve (4), the electric butterfly valve (5), multiple Hand-operated butterfly valves (6) and the pressure gauge
(7) it is located at outside the wet electrical dust precipitator, the atomizer passgae (3) and multiple nozzles (8) are removed positioned at the wet type electricity
Inside dirt device；
Described flush water pump (1) one end is connected with flushing water main pipe, flush water pump (1) other end and the flushing water pipeline
(2) water inlet end is connected, and flushing water pipeline (2) water side is connected with the atomizer passgae (3), the flushing water pipeline (2)
Water inlet end and water side between be provided with the hand-operated valve (4), the electric butterfly valve (5), multiple Hand-operated butterfly valves (6), institute
State and multiple nozzles (8) are set on pressure gauge (7), the atomizer passgae (3), the nozzle (8) is directed at the tubular type wet type
The anode tube (9) of electric cleaner.
2. auxiliary deashing sprayer unit according to claim 1, it is characterised in that the tubular type wet electrical dust precipitator flue gas
During lower air intake, the auxiliary deashing sprayer unit is located at the bottom of the tubular type wet electrical dust precipitator negative and positive electrode systems.
3. auxiliary deashing sprayer unit according to claim 1, it is characterised in that the tubular type wet electrical dust precipitator flue gas
During upper air inlet, the auxiliary deashing sprayer unit is located at the top of the tubular type wet electrical dust precipitator negative and positive electrode systems.
4. auxiliary deashing sprayer unit according to claim 1, it is characterised in that the nozzle (8) is solid nozzle.
5. auxiliary deashing sprayer unit according to claim 4, it is characterised in that the pressure of the nozzle (8) is
0.2Mpa。
6. auxiliary deashing sprayer unit according to claim 1, it is characterised in that the flush water pump (1) is the pipe
The feeding spraying pump of spray equipment in rotating vane type electric cleaner.
7. auxiliary deashing sprayer unit according to claim 1, it is characterised in that the hand-operated valve (4) is the tubular type
The hand-operated valve of spray equipment in wet electrical dust precipitator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621438280.5U CN206356135U (en) | 2016-12-26 | 2016-12-26 | A kind of auxiliary deashing sprayer unit of tubular type wet electrical dust precipitator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621438280.5U CN206356135U (en) | 2016-12-26 | 2016-12-26 | A kind of auxiliary deashing sprayer unit of tubular type wet electrical dust precipitator |
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| Publication Number | Publication Date |
|---|---|
| CN206356135U true CN206356135U (en) | 2017-07-28 |
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ID=59377209
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621438280.5U Active CN206356135U (en) | 2016-12-26 | 2016-12-26 | A kind of auxiliary deashing sprayer unit of tubular type wet electrical dust precipitator |
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| CN (1) | CN206356135U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108043585A (en) * | 2018-01-22 | 2018-05-18 | 浙江南源环境工程技术有限公司 | Wet cottrell prevents electric field flashover adjustment control membrane system |
-
2016
- 2016-12-26 CN CN201621438280.5U patent/CN206356135U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108043585A (en) * | 2018-01-22 | 2018-05-18 | 浙江南源环境工程技术有限公司 | Wet cottrell prevents electric field flashover adjustment control membrane system |
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