CN204656185U - Tube-type sewage water gathering-device, wet cottrell and dust pelletizing system - Google Patents
Tube-type sewage water gathering-device, wet cottrell and dust pelletizing system Download PDFInfo
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- CN204656185U CN204656185U CN201520353059.9U CN201520353059U CN204656185U CN 204656185 U CN204656185 U CN 204656185U CN 201520353059 U CN201520353059 U CN 201520353059U CN 204656185 U CN204656185 U CN 204656185U
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- sewage water
- type sewage
- water gathering
- dividing plate
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
Abstract
The utility model discloses a kind of tube-type sewage water gathering-device, wet cottrell and dust pelletizing system, belong to Air Pollution Control field, described tube-type sewage water gathering-device comprises metal framework and is arranged on the dividing plate of described lower portion, described dividing plate is provided with at least one through hole, described through hole is provided with top and blocks and the air inlet pipe of upper side opening.The utility model avoids the sewage that wet static dedusting in prior art produces and falls into desulfurizing tower, causes desulphurization system to break down the phenomenon of even blowing out.
Description
Technical field
The utility model relates to Air Pollution Control field, refers to a kind of tube-type sewage water gathering-device, wet cottrell and dust pelletizing system especially.
Background technology
Wet cottrell adopts liquid to wash away dust collecting electrode surface to carry out deashing, effectively can collect fine particle (PM2.5 dust, SO3 acid mist and aerosol etc.), heavy metal (Hg, As, Se, Pb and Cr etc.), organic pollution (polycyclic aromatic hydrocarbon and dioxin etc.) etc.Wet cottrell has efficient smoke catching efficiency due to it, is applicable to the process containing wet flue gas, after being widely used in power plant, steel mill's wet desulphurization ash-laden gas process on.Wet cottrell carry out gas cleaning to experience charged, collect and deashing three phases.External high pressure electric field is introduced electrode in deduster by wet cottrell, makes electrode discharge, thus makes small dust move deposition to collecting plate, finally rinsed by shower water, complete whole dust removal process.
Wet cottrell is arranged on the follow-up device of desulfurizing tower, and general mounting means has tower top formula and ground type.Wherein, tower top formula adopts the flow of flue gas mode of bottom in and top out, abundant and electric field charge effect in flue gas moves upward process, and convection current is realized with downward shower water in wet environment, dust removing effects is better than ground type mounting means, tower top formula mounting means can save soil compared to ground type mounting means, so the mounting means prioritizing selection tower top rotating vane type electrostatic precipitator of wet cottrell simultaneously.
At present, wet cottrell in prior art, sewage after rinsing directly falls under gravity into desulfurizing tower, enter desulphurization system, this will cause a series of problem: before desulphurization system is built in wet cottrell, water system load is only the desulfurization water yield, and wet cottrell washing water quantity is very large, directly entering desulfurizing tower can make desulfurization water system load increase instantaneously, destroy desulphurization system water balance, time serious, desulfurization water system cannot bear dedusting sewer, causes the even blowing out of desulphurization system fault.If transformed desulfurization Water l oad simultaneously, then cost is high, and economy is low.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of tube-type sewage water gathering-device, wet cottrell and the dust pelletizing system that can ensure desulphurization system steady operation.
For solving the problems of the technologies described above, the utility model provides technical scheme as follows:
A kind of tube-type sewage water gathering-device, comprises metal framework and is arranged on the dividing plate of described lower portion, described dividing plate is provided with at least one through hole, described through hole is provided with top and blocks and the air inlet pipe of upper side opening.
Further, described air inlet pipe is the bend pipe of inverted L shape, or described air inlet pipe is with upper cover and the tubular structure of sidewall opening.
Further, the gradient of described dividing plate is 0.1%-10%.
Further, the gradient of described dividing plate is 1%-5%.
Further, the side of described tube-type sewage water gathering-device is provided with outfall.
Further, described through hole is at least two and is uniformly distributed on described dividing plate.
Further, the diameter of described through hole is 250 millimeters, and the diameter of described air inlet pipe is 250 millimeters.
Further, described dividing plate and air inlet pipe all adopt metal material, and it is inner that described dividing plate is welded on described metal framework, and described air inlet pipe is welded on described dividing plate.
A kind of wet cottrell, comprise dust storage chamber, the top of described dust storage chamber is provided with spray system, and the bottom of described dust storage chamber is provided with above-mentioned tube-type sewage water gathering-device.
A kind of dust pelletizing system, comprise desulfurizing tower, the tower top of described desulfurizing tower is provided with exhanst gas outlet flue, be provided with wet cottrell between described desulfurizing tower and exhanst gas outlet flue, described wet cottrell is above-mentioned wet cottrell.
The utility model has following beneficial effect:
During the utility model application, tube-type sewage water gathering-device is arranged on the bottom of the dust storage chamber of wet cottrell, wet cottrell is arranged between desulfurizing tower and exhanst gas outlet flue, when equipment normally works, flue gas enters the tube-type sewage water gathering-device bottom wet cottrell from desulfurizing tower top, gas upwards evenly enters in the dust storage chamber of wet cottrell from the through hole of dividing plate, under electric field action, dust settling in flue gas is in dust storage chamber in dust collecting electrode, open the spray equipment of dust remover roof, dust collecting electrode is rinsed, after rinsing, sewage falls into tube-type sewage water gathering-device, the sewage avoided in prior art after rinsing directly falls under gravity in desulfurizing tower, desulphurization system is caused to break down the phenomenon of even blowing out.
Accompanying drawing explanation
Fig. 1 is the structural representation of tube-type sewage water gathering-device of the present utility model;
Fig. 2 is the structural representation of dust pelletizing system of the present utility model.
Detailed description of the invention
For making the technical problems to be solved in the utility model, technical scheme and advantage clearly, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
On the one hand, the utility model provides a kind of tube-type sewage water gathering-device 1, as shown in Figure 1, comprises metal framework 11 and is arranged on the dividing plate 12 of metal framework 11 inside, dividing plate 12 is provided with at least one through hole 13, through hole 13 is provided with top and blocks and the air inlet pipe 14 of upper side opening.
In Fig. 1, arrow upwards represents flue gas direction, and downward arrow represents that sewage falls into direction.
During the utility model application, tube-type sewage water gathering-device 1 is arranged on the bottom of the dust storage chamber of wet cottrell, wet cottrell is arranged between desulfurizing tower and exhanst gas outlet flue.When equipment normally works, flue gas enters the tube-type sewage water gathering-device 1 bottom wet cottrell from desulfurizing tower top, gas upwards evenly enters in the dust storage chamber of wet cottrell from the through hole of dividing plate 12, under electric field action, dust settling in flue gas is in dust storage chamber in dust collecting electrode, open the spray equipment of dust remover roof, dust collecting electrode is rinsed, after rinsing, sewage falls into tube-type sewage water gathering-device 1, the sewage avoided in prior art after rinsing directly falls under gravity in desulfurizing tower, desulphurization system is caused to break down the phenomenon of even blowing out.
Meanwhile, the utility model also has the following advantages:
(1) flue gas enters wet cottrell from desulfurizing tower from bottom to top, sewage device 1 is collected through tubular type, flue gas will enter in wet cottrell along air inlet pipe 14, because air inlet pipe 14 is uniformly distributed on dividing plate 12, the flue gas that desulfurizing tower mouth is concentrated is uniformly distributed air inlet on wet cottrell entrance section, thus making the flue gas load mean allocation of each electrode integrated pipe of wet cottrell, overall efficiency of dust collection is high.
(2) a large amount of droplet can be contained in flue gas after desulfurization, after directly entering wet cottrell with flue gas, droplet is difficult to be removed, and flue gas passes through before entry type wets electrostatic precipitator from air inlet pipe 14, in flue gas and tube wall collision process, a part of droplet can be made to condense on dividing plate, reach certain for droplet effect
(3) flushing water in wet cottrell (separated start shipment row) falls under gravity on dividing plate 12, and discharges from the outfall of sidewall bottom wet cottrell along with dividing plate 12 gradient direction.
In the utility model, air inlet pipe 14 can be the bend pipe of inverted L shape, and bend pipe can adopt 90 ° of short bend pipes, or air inlet pipe 14 is with upper cover and the tubular structure of sidewall opening (being similar to the chimney structure of band cap).Above-mentioned two kinds of air inlet pipe 14 structures are simple, configuration is convenient.In addition, air inlet pipe 14 other structures that those skilled in the art can also be adopted easily to expect.
Improve as one of the present utility model, the gradient of dividing plate 12 is 0.1%-10%.Be preferably 1%-5%.After sewage after rinsing in the utility model falls into tube-type sewage water gathering-device 1, can along the gradient of dividing plate 12 discharged to side.
In order to enable sewage be discharged timely, the side of tube-type sewage water gathering-device 1 is provided with outfall.Outfall can be connected with the sewage treatment pipeline of outside.
In the utility model, through hole 13 is at least two and is uniformly distributed on dividing plate 12.Through hole 13 be uniformly distributed on dividing plate 12 wet cottrell can be made the collection of flue gas evenly, and then the dust in flue gas can be deposited in the dust collecting electrode in dust storage chamber uniformly, strengthens overall dust removing effects.
Preferably, the diameter of through hole 13 is 250 millimeters, and the diameter of air inlet pipe 14 is 250 millimeters.Can also according to the diameter dimension of finish dimensional Reasonable adjustment through hole 13 of desulfurizing tower and the diameter dimension of air inlet pipe 14 in the utility model.
In order to make tube-type sewage water gathering-device 1 firmer, improve service life, dividing plate 12 and air inlet pipe 14 all adopt metal material, and it is inner that dividing plate 12 is welded on metal framework 11, and air inlet pipe 14 is welded on dividing plate 12.
On the other hand, the utility model provides a kind of wet cottrell 2, as shown in Figure 2, comprises dust storage chamber 22, and the top of dust storage chamber 22 is provided with spray system 21, and the bottom of dust storage chamber 22 is provided with above-mentioned tube-type sewage water gathering-device 1.In Fig. 2, arrow upwards represents flue gas direction.
The sewage that dust storage chamber 22 can filter out by the utility model, is collected in tube-type sewage water gathering-device 1, and discharges in time, avoid sewage to fall into desulphurization system, destroys the phenomenon that desulphurization system normally works.
Again on the one hand, the utility model also provides a kind of dust pelletizing system, as shown in Figure 2, comprise desulfurizing tower 3, the tower top of desulfurizing tower 3 is provided with exhanst gas outlet flue 4, be provided with wet cottrell 2 between desulfurizing tower 3 and exhanst gas outlet flue 4, wet cottrell 2 is above-mentioned wet cottrell 2.
The utility model can filter the flue gas that desulfurizing tower 3 discharges, and also can discharge filtering the sewage produced simultaneously, ensure that the normal work of desulfurizing tower 3 system.
The above is preferred embodiment of the present utility model; should be understood that; for those skilled in the art; under the prerequisite not departing from principle described in the utility model; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (10)
1. a tube-type sewage water gathering-device, is characterized in that, comprises metal framework and is arranged on the dividing plate of described lower portion, described dividing plate is provided with at least one through hole, described through hole is provided with top and blocks and the air inlet pipe of upper side opening.
2. tube-type sewage water gathering-device according to claim 1, is characterized in that, described air inlet pipe is the bend pipe of inverted L shape, or described air inlet pipe is with upper cover and the tubular structure of sidewall opening.
3. tube-type sewage water gathering-device according to claim 2, is characterized in that, the gradient of described dividing plate is 0.1%-10%.
4. tube-type sewage water gathering-device according to claim 3, is characterized in that, the gradient of described dividing plate is 1%-5%.
5. tube-type sewage water gathering-device according to claim 1, is characterized in that, the side of described tube-type sewage water gathering-device is provided with outfall.
6., according to described tube-type sewage water gathering-device arbitrary in claim 1 to 5, it is characterized in that, described through hole is at least two and is uniformly distributed on described dividing plate.
7. tube-type sewage water gathering-device according to claim 6, is characterized in that, the diameter of described through hole is 250 millimeters, and the diameter of described air inlet pipe is 250 millimeters.
8. tube-type sewage water gathering-device according to claim 6, is characterized in that, described dividing plate and air inlet pipe all adopt metal material, and it is inner that described dividing plate is welded on described metal framework, and described air inlet pipe is welded on described dividing plate.
9. a wet cottrell, comprises dust storage chamber, and the top of described dust storage chamber is provided with spray system, it is characterized in that, the bottom of described dust storage chamber is provided with arbitrary described tube-type sewage water gathering-device in claim 1 to 8.
10. a dust pelletizing system, comprise desulfurizing tower, the tower top of described desulfurizing tower is provided with exhanst gas outlet flue, between described desulfurizing tower and exhanst gas outlet flue, be provided with wet cottrell, it is characterized in that, described wet cottrell is wet cottrell according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520353059.9U CN204656185U (en) | 2015-05-27 | 2015-05-27 | Tube-type sewage water gathering-device, wet cottrell and dust pelletizing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520353059.9U CN204656185U (en) | 2015-05-27 | 2015-05-27 | Tube-type sewage water gathering-device, wet cottrell and dust pelletizing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204656185U true CN204656185U (en) | 2015-09-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520353059.9U Active CN204656185U (en) | 2015-05-27 | 2015-05-27 | Tube-type sewage water gathering-device, wet cottrell and dust pelletizing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204656185U (en) |
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2015
- 2015-05-27 CN CN201520353059.9U patent/CN204656185U/en active Active
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