CN205095559U - Take refuse furnace flue gas dust removal device that filter bag preheats - Google Patents
Take refuse furnace flue gas dust removal device that filter bag preheats Download PDFInfo
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- CN205095559U CN205095559U CN201520808176.XU CN201520808176U CN205095559U CN 205095559 U CN205095559 U CN 205095559U CN 201520808176 U CN201520808176 U CN 201520808176U CN 205095559 U CN205095559 U CN 205095559U
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- filter bag
- flue gas
- preheating
- filtering chamber
- spraying
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Abstract
The utility model discloses a take refuse furnace flue gas dust removal device that filter bag preheats, including filtering the box, the internal filtration cavity that is equipped with of rose box, the indoor filter bag that is equipped with of filter chamber, the filter bag below is equipped with the ash bucket, filter chamber roof portion is equipped with the jetting mouth, blast pipe and gas vent intercommunication, set up thermal cycle mechanism on the blast pipe, thermal cycle mechanism one end and blast pipe intercommunication, the other end and the air inlet intercommunication that filters the cavity, it preheats the filter bag to start thermal cycle mechanism in advance, the dust is on attached to the filter bag when preventing that the flue gas from getting into, then start -up draught fan, the flue gas filters the back from the air inlet entering through the filter bag and discharges from the mechanism of exhausting, the realization flue gas filters, jet to the filter bag through a jetting mouthful timing, make the dust on the filter bag fall into in the ash bucket, preheat the filter bag through before working for chamber indoor temperature is higher than the flue gas dew point temperature, prevents that the flue gas from causing the dust to adhere on the filter bag at the sour dew of filter bag surface formation, prevents to stick with paste the bag emergence, guarantees the rate of ventilating of filter bag, thereby improves filtration efficiency.
Description
Technical field
The utility model relates to refuse furnace technical field, particularly relates to a kind of refuse furnace fume dust remover with filter bag preheating.
Background technology
Could discharge after the flue gas needs that waste incineration produces process, the smoke processing system of usual employing comprises the systems such as spray reaction system, bag-type dust removing system, air-introduced machine, by the dust in sock filtration flue gas, spray into purifying spraying simultaneously and remove harmful substance, reactant consumption is less, need process without fluid contaminants, Pollutant emission concentration can meet discharge standard.But, above-mentioned treatment system has problems when smoke treatment, during initial start, because flue-gas temperature is lower than less than 100 DEG C, lower than the dew-point temperature of flue gas, now flue gas can form acid dew on the surface of filter bag, dust attaches on filter bag overlay film, and the ventilation rate of filter bag reduces, and timing winding-up cannot make the dust releasing on attachment filter bag, produce and stick with paste bag phenomenon, thus greatly affect filter efficiency.
Utility model content
For solving the technical problem existed in background technology, the utility model proposes a kind of refuse furnace fume dust remover with filter bag preheating.
A kind of refuse furnace fume dust remover with filter bag preheating that the utility model proposes, comprising: filter box, spraying and blowing organ, exhaust gear, thermal circulation mechanism;
Be provided with filtering chamber in filter box, filtering chamber top is provided with puff prot, and described filtering chamber sidewall is provided with air inlet, gas outlet, multiple filter bag is provided with in filtering chamber, be provided with ash bucket below filter bag, ash bucket is opening up, and its sectional area reduces from the top down gradually;
Spraying and blowing organ comprises injection tube and Apparatus for spraying and jetting particulate materials, and injection tube one end is connected with Apparatus for spraying and jetting particulate materials, and the other end is connected to described puff prot place;
Exhaust gear comprises blast pipe and the first air-introduced machine, and blast pipe one end is connected to gas outlet place, and the other end is connected with the first air-introduced machine;
Thermal circulation mechanism comprises circulation pipe, heater, the second air-introduced machine, and circulation pipe one end is connected on blast pipe, and the other end is connected with air inlet, and heater and the second air-introduced machine are arranged on circulation pipe.
Preferably, filter bag has cylinder-like structure, and it is vertically arranged on below described puff prot.
Preferably, multiple filter bag is arranged in parallel and is uniformly distributed in filtering chamber.
Preferably, filtering chamber top is provided with equally distributed multiple puff prot.
Preferably, filter bag adopts PTFE and film to make.
Preferably, injection tube is provided with magnetic valve.
Preferably, Apparatus for spraying and jetting particulate materials adopts active carbon Apparatus for spraying and jetting particulate materials.
In the utility model, the refuse furnace fume dust remover of the band filter bag preheating proposed, comprise filter box, filtering chamber is provided with in filter box, filter bag is provided with in filtering chamber, ash bucket is provided with below filter bag, filtering chamber top is provided with winding-up mouth, blast pipe is communicated with exhaust outlet, blast pipe arranges thermal circulation mechanism, thermal circulation mechanism one end is communicated with blast pipe, the other end is communicated with the air inlet of filtering chamber, during work, start thermal circulation mechanism in advance and preheating is carried out to filter bag, when preventing flue gas from entering, dust is attached on filter bag, then air-introduced machine is started, flue gas is discharged from exhaust gear after air inlet enters through sock filtration, realize smoke filtration, by the timing of winding-up mouth, filter bag is jetted, dust on filter bag is fallen in ash bucket.By the refuse furnace fume dust remover of the band filter bag preheating of above-mentioned optimal design, structure is simple, reasonable in design, before working, preheating is carried out to filter bag, make chamber indoor temperature higher than flue gas dew point temperature, prevent flue gas from forming acid dew on filter bag surface and cause dust to be attached on filter bag, prevent sticking with paste bag and occur, ensure the ventilation rate of filter bag, thus improve filter efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of refuse furnace fume dust remover with filter bag preheating that the utility model proposes.
Detailed description of the invention
As shown in Figure 1, Fig. 1 is the structural representation of a kind of refuse furnace fume dust remover with filter bag preheating that the utility model proposes.
With reference to Fig. 1, a kind of refuse furnace fume dust remover with filter bag preheating that the utility model proposes, comprising: filter box 1, spraying and blowing organ, exhaust gear, thermal circulation mechanism;
Filtering chamber is provided with in filter box 1, filtering chamber top is provided with equally distributed multiple puff prot, described filtering chamber sidewall is provided with air inlet, gas outlet, is provided with multiple filter bag 2 in filtering chamber, and filter bag 2 adopts PTFE and film to make, it has cylinder-like structure, filter bag 2 is vertically arranged on below described puff prot, and multiple filter bag 2 is arranged in parallel and is uniformly distributed in filtering chamber, is provided with ash bucket 3 below filter bag 2, ash bucket 3 is opening up, and its sectional area reduces from the top down gradually;
Spraying and blowing organ comprises injection tube 41 and Apparatus for spraying and jetting particulate materials 42, and injection tube 41 one end is connected with Apparatus for spraying and jetting particulate materials 42, and the other end is connected to described puff prot place, and injection tube 41 is provided with magnetic valve 43, and Apparatus for spraying and jetting particulate materials 42 adopts active carbon Apparatus for spraying and jetting particulate materials;
Exhaust gear comprises blast pipe 51 and the first air-introduced machine 52, and blast pipe 51 one end is connected to gas outlet place, and the other end is connected with the first air-introduced machine 52;
Thermal circulation mechanism comprises circulation pipe 61, heater 62, second air-introduced machine 63, and circulation pipe 61 one end is connected on blast pipe 51, and the other end is connected with air inlet, and heater 62 and the second air-introduced machine 63 are arranged on circulation pipe 61.
When the refuse furnace fume dust remover of the band filter bag preheating of the present embodiment filters, start thermal circulation mechanism in advance and preheating is carried out to filter bag, thus dust is attached on filter bag when preventing flue gas from entering, carry out the gas of preheating from blast pipe, it is filtered flue gas, therefore can not cause secondary pollution to filter bag during preheating, then air-introduced machine is started, flue gas enters through filtering chamber from air inlet, discharges, realize smoke filtration after sock filtration from blast pipe; After filtration, by Controlling solenoid valve, the timing of winding-up mouth is jetted to filter bag, and the dust on filter bag falls in ash bucket, realizes the dedusting of filter bag.
In the present embodiment, the refuse furnace fume dust remover of the band filter bag preheating proposed, comprise filter box, filtering chamber is provided with in filter box, filter bag is provided with in filtering chamber, ash bucket is provided with below filter bag, filtering chamber top is provided with winding-up mouth, blast pipe is communicated with exhaust outlet, blast pipe arranges thermal circulation mechanism, thermal circulation mechanism one end is communicated with blast pipe, the other end is communicated with the air inlet of filtering chamber, structure is simple, reasonable in design, before working, preheating is carried out to filter bag, make chamber indoor temperature higher than flue gas dew point temperature, preventing flue gas from forming acid dew on filter bag surface causes dust to be attached on filter bag, prevent from sticking with paste bag to occur, ensure the ventilation rate of filter bag, thus raising filter efficiency.
In a specific embodiment, filtering chamber top is provided with equally distributed multiple puff prot, filter bag has cylinder-like structure, it is vertically arranged on below described puff prot, multiple filter bag is arranged in parallel and is uniformly distributed in filtering chamber, filter more thorough when making flue gas enter filtering chamber, and when Apparatus for spraying and jetting particulate materials carries out dedusting to filter bag, the laying dust on filter bag is removed more thorough.
The above; be only the utility model preferably detailed description of the invention; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; be equal to according to the technical solution of the utility model and utility model design thereof and replace or change, all should be encompassed within protection domain of the present utility model.
Claims (7)
1. the refuse furnace fume dust remover with filter bag preheating, is characterized in that, comprising: filter box (1), spraying and blowing organ, exhaust gear, thermal circulation mechanism;
Filter box is provided with filtering chamber in (1), filtering chamber top is provided with puff prot, described filtering chamber sidewall is provided with air inlet, gas outlet, multiple filter bag (2) is provided with in filtering chamber, filter bag (2) below is provided with ash bucket (3), ash bucket (3) is opening up, and its sectional area reduces from the top down gradually;
Spraying and blowing organ comprises injection tube (41) and Apparatus for spraying and jetting particulate materials (42), and injection tube (41) one end is connected with Apparatus for spraying and jetting particulate materials (42), and the other end is connected to described puff prot place;
Exhaust gear comprises blast pipe (51) and the first air-introduced machine (52), and blast pipe (51) one end is connected to gas outlet place, and the other end is connected with the first air-introduced machine (52);
Thermal circulation mechanism comprises circulation pipe (61), heater (62), the second air-introduced machine (63), circulation pipe (61) one end is connected on blast pipe (51), the other end is connected with air inlet, and heater (62) and the second air-introduced machine (63) are arranged on circulation pipe (61).
2. the refuse furnace fume dust remover of band filter bag according to claim 1 preheating, is characterized in that, filter bag (2) has cylinder-like structure, and it is vertically arranged on below described puff prot.
3. the refuse furnace fume dust remover of band filter bag according to claim 2 preheating, is characterized in that, multiple filter bag (2) is arranged in parallel and is uniformly distributed in filtering chamber.
4. the refuse furnace fume dust remover of band filter bag according to claim 1 preheating, is characterized in that, filtering chamber top is provided with equally distributed multiple puff prot.
5. the refuse furnace fume dust remover of band filter bag according to claim 1 preheating, is characterized in that, filter bag (2) adopts PTFE and film to make.
6. the refuse furnace fume dust remover of band filter bag according to claim 1 preheating, is characterized in that, injection tube (41) is provided with magnetic valve (43).
7. the refuse furnace fume dust remover of band filter bag according to claim 1 preheating, is characterized in that, Apparatus for spraying and jetting particulate materials (42) adopts active carbon Apparatus for spraying and jetting particulate materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520808176.XU CN205095559U (en) | 2015-10-15 | 2015-10-15 | Take refuse furnace flue gas dust removal device that filter bag preheats |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520808176.XU CN205095559U (en) | 2015-10-15 | 2015-10-15 | Take refuse furnace flue gas dust removal device that filter bag preheats |
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| Publication Number | Publication Date |
|---|---|
| CN205095559U true CN205095559U (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520808176.XU Active CN205095559U (en) | 2015-10-15 | 2015-10-15 | Take refuse furnace flue gas dust removal device that filter bag preheats |
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| Country | Link |
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| CN (1) | CN205095559U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107081019A (en) * | 2017-05-27 | 2017-08-22 | 航天凯天环保科技股份有限公司 | A kind of dust collector for high-temperature flue |
-
2015
- 2015-10-15 CN CN201520808176.XU patent/CN205095559U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107081019A (en) * | 2017-05-27 | 2017-08-22 | 航天凯天环保科技股份有限公司 | A kind of dust collector for high-temperature flue |
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