CN1187128C - Smoke preparation, desulfuration and dust collection device - Google Patents
Smoke preparation, desulfuration and dust collection device Download PDFInfo
- Publication number
- CN1187128C CN1187128C CNB021354553A CN02135455A CN1187128C CN 1187128 C CN1187128 C CN 1187128C CN B021354553 A CNB021354553 A CN B021354553A CN 02135455 A CN02135455 A CN 02135455A CN 1187128 C CN1187128 C CN 1187128C
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- smoke
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- eliminating
- desulfurating
- chimney
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Abstract
The present invention relates to a smoke elimination desulphurization dust removal device which comprises a smoke discharge opening of heat engineering equipment, a delivery pipeline and a chimney, wherein the smoke discharge opening is connected to a whirlpool dust removing tower through the delivery pipeline, and the bottom end of the whirlpool dust removing tower is inserted in a sedimentation tank. A spraying and desulfurizing device of a louvered board is arranged in a gas discharge channel of the whirlpool dust removing tower, a diffusion chamber for dispersion and purification is arranged below the spraying and desulfurizing device of a louvered board, and the lower part of the diffusion chamber is communicated with the bottom of the chimney. The present invention has good smoke eliminating performance, good desulphurization performance, good dust removing performance and good purifying effect, and fundamentally eliminates black smoke and SO2, and the pollution of smoke gas for atmospheric environment is eliminated. The present invention provides the blue sky for ecological environment. The present invention is widely applied to various heat engineering equipment, such as various refractory furnaces, coal gangue furnaces, civil construction brick and tile kilns, silicon carbide furnaces, various boilers, etc.
Description
Technical field
The present invention relates to a kind of smoke-eliminating, desulfurating and dust-removing device, belong to the environmental protecting device that gas cleaning is handled.
Background technology
Environmental protection is paid attention to by country and people, purifies air, and protecting ecological environment is the major issue that the whole world, the whole mankind earnestly pay close attention to.Various Thermal Equipments, as various flame-proof kilns, gangue kiln, civil building brick, tile kiln, carborundum kiln, various boilers etc. have burning that the fume emission of burning is just arranged.The burning and exhausting flue gas is an important air pollution source, for many years, also is government's emphasis problem of grabbing always, implement multiple keypoint treatment measure, multiple gas cleaning processing scheme occurred, smoke elimination, desulfurization, dedusting thereupon, apparatus structure is a lot, and performance is different.At present, the greatest problem of existence is that smoke elimination, desulfurization, dust removal performance are poor, and clean-up effect is not good, still exists serious environmental to pollute.
Summary of the invention
Technical problem to be solved by this invention is: provide a kind of smoke elimination, desulfurization, dust removal performance good, the smoke-eliminating, desulfurating and dust-removing device of good purification can fundamentally remove smoke to the pollution of atmospheric environment.
Smoke-eliminating, desulfurating and dust-removing device of the present invention, the exhaust opening that comprises Thermal Equipment, conveyance conduit and chimney, its exhaust opening is connected on the whirl fluid lay dust column by carrying flue, insert in the sedimentation basin bottom of whirl fluid lay dust column, be provided with louvered board spray desulfurizer in the gas passing away of whirl fluid lay dust column, the below of louvered board spray desulfurizer is that the chamber is filled the air in a dispersion purification, the bottom of filling the air the chamber is communicated with chimney bottom, fills the air on communicating pipe of chamber and chimney to establish the spiral smoke eliminator that has the spiral smoke board all around.
The burning and exhausting flue gas is handled through carrying flue to obtain rotational flow dust-removing at whirl fluid lay dust column, bigger dust falls into the sedimentation basin of bottom, louvered board spray desulfurization the carry out desulfurizing and purifying of flue gas after separating in the gas passing away handled, cloth wind through louvered board, form multiple stopping, broken, centrifugation, and be divided into a lot of little gas columns through spray atomizing, gas column fully mixes with liquid, collision, convection current and soaking, removed black smoke wherein, dust and sulfur dioxide, after disperse to purify and fill the air the chamber diffusion, fill the air, disperse, obtain further subsiding and purifying, at last in the spiral smoke eliminator and since the spiral smoke board stop flue gas, dust is trapped, strengthen clean-up effect, flue gas after being purified is discharged from chimney.
In the present invention:
Establish an eddy flow guiding centre tube at the center of whirl fluid lay dust column,, can improve the rotational flow dust-removing effect to form the guiding eddy flow.
Be communicated with a diffusion chamber behind the exhaust opening, be communicated with by feed track between diffusion chamber and whirl fluid lay dust column, this feed track is provided with the power air-introduced machine, and power is provided, the drag effects draft of the various smoke eliminations of avoiding setting up, dedusting, desulfurizer increase.Exhaust gas dust passes through the pipe sedimentation dedusting again through the diffusion sedimentation, strengthens clean-up effect from many aspects.Find that through test the feed track between diffusion chamber and whirl fluid lay dust column tilts better from low to high, the flue gas guiding flows, eliminate smoke, dust removing effects is very obvious, reason is that flue gas forms laminar flow in the inclination feed track, is beneficial to dust settling, and the postorder that also is beneficial to flue gas purifies.Diffusion chamber wherein is designed to multiple tracks flue arranged side by side, and the barrier effect of cutting apart is arranged, and is beneficial to eliminate smoke and dust settling, also helps UTILIZATION OF VESIDUAL HEAT IN, as making, form large tracts of land drying chamber etc.
Establish the heat exchanger of cooling at the exhaust opening place of Thermal Equipment, make and just discharge high-temperature flue gas and obtain cooling cooling, be beneficial to next step smoke abatement and dust control.Heat exchanger can be various ways, multiple medium, we select coiled aqueous medium interchanger for use, simple in structure, thermal efficiency height, and obtain be heated aqueous medium and can directly apply in the spray equipment among the present invention, the shower nozzle in the spray equipment of setting up in aqueous medium interchanger and spray desulfurizer and the chimney is communicated with, utilize the heat water-spraying, avoid spraying and influence the discharging of flue gas draft or power, guarantee the good normal burning industrial and mineral of Thermal Equipment.Spray in the chimney forms last purified treatment.
The waste heat hot blast of Thermal Equipment is communicated with chimney, and the rising stack temperature improves the smoke evacuation ability.
Find out on vertical that smoke elimination of the present invention, desulfurization, dust removal performance are good, good purification has fundamentally been eliminated black smoke and sulfur dioxide, has eliminated the pollution of flue gas to atmospheric environment, gives more blue sky of ecological environment.Be widely used in various Thermal Equipments, as various flame-proof kilns, gangue kiln, civil building brick, tile kiln, carborundum kiln, various boilers etc.
Description of drawings
Fig. 1, one embodiment of the invention structural representation.
Among the figure: 1, furnace equipment 2, exhaust opening 3, hot water bag 4, hot water conveying pipe 5, side by side flue diffusion chamber 6, pressurization passageway 7, flue gas inclination feed track 8, whirl fluid lay dust column 9, central tube 10, spray desulfurizer 11, fill the air chamber 12, chimney shower nozzle 13, chimney 14, spiral smoke eliminator 15, settling tank 16, air-introduced machine 17, aqueous medium coil pipe interchanger.
The specific embodiment
The invention will be further described in conjunction with the foregoing description accompanying drawing.
As shown in the figure, smoke-eliminating, desulfurating and dust-removing device of the present invention, the exhaust opening 2 that comprises Thermal Equipment, conveyance conduit and chimney 13, its exhaust opening 2 places are provided with the aqueous medium coil pipe interchanger 17 of cooling, exhaust opening 2 backs are communicated with a diffusion chamber 5, diffusion chamber 5 is communicated with by feed track with 8 of whirl fluid lay dust columns, this feed track is provided with power air-introduced machine 16 and forms pressurization passageway 6, the feed track that diffusion chamber 5 and whirl fluid lay dust column are 8 tilts from low to high, the center of whirl fluid lay dust column 8 is provided with an eddy flow guiding centre tube 9, insert in the sedimentation basin 15 bottom of whirl fluid lay dust column 8, be provided with louvered board spray desulfurizer 10 in the gas passing away of whirl fluid lay dust column 8, the below of louvered board spray desulfurizer 10 is one to disperse to purify and fill the air chamber 11, the bottom of filling the air chamber 11 by around have spiral smoke eliminator 15 connection chimneys 13 bottoms of spiral smoke board.
In the integrated application of reality, the present invention forms following operational mode:
One, smoke abatement and dust control
1, dust remover capable of eliminating smoke and desulphation
Carry out one-time dedusting about the outer 4-5m of kiln, its operation principle is that old-fashioned flue is transformed into many systems or divides smoke system, and the part dust is distributed in the branch flue in flowing.In the work, wherein the part dust falls and becomes scattered about each minute flue bottom, and its principle is to reduce the draft of flue, and the augmenting portion resistance is scattered graininess and the bigger smog of concentration.
2, whirl fluid lay dust column
The height that improves flue improves the resistance of its first flue, enters whirl fluid lay dust column immediately, at whirl fluid lay dust column center mounting center tube its flue gas is descended along the central tube rotation.Flue gas falls within the lower cone part flue dust to discharge, enter in the lime pond through rotation in the work.
3, louvered board spray desulfurizer
When flue dust when central tube rotates into horizontal flue, carry out the dedusting of louvered board spray desulfurizer at horizontal flue rear portion and lower flue top, make its remaining flue dust by louvered board spray desulfurizer the time, carry out dedusting and make flue gas desulfurization.After coming off, dust enters the lime pond by ash tube.The residue flue gas enters chimney by the spiral smoke eliminator of afterbody.
Two, desulfurization and dedusting
1, desulfurized step:
The first step:
Do three lime ponds in deduster one side, the ash that falls of whirl fluid lay dust column and louvered board spray desulfurizer is entered first pond, by entering second pond after the water treatment, its most of flue dust all is deposited in basin bottom.
Second step:
Filter remaining dust is thoroughly precipitated when the water in first pond enters second pond, the flue dust in water floating thing wherein and second pond is pulled out, is the raw material of good insulation material after dry the processing.
The 3rd step:
Water enters in the 3rd pond without any dust.Waterworks are installed are carried out the desulfurization water, water is handled through desulfurization.
2, desulfurizer:
Feedwater is by the water in the 3rd pond, award water supply pipeline, above afterbody behind the 3rd step louvered board spray desulfurizer, arrange desulfurization, spraying processing, wherein water is the water that soaks through lime through in the 3rd pond, its glassware for drinking water has very strong desulfurized effect, and flue gas enters chimney through three step dedustings after the one step desulfurization at last.
3, flue gas carries out last desulfurization and dedusting after entering chimney, and its technology is to utilize first step desulfurization water pipe to enter chimney through improving, and arranges that in chimney a plurality of Fine spray shower nozzles make it water atomization and carry out last gas cleaning processing.
Three, waterworks
1, at the flue outlet of kiln, arrange waterpipe, when the temperature of flue improved, hot water entered Shui Bao.
2, the water side of wrapping arranges waterworks, and hot water enters louvered board spray desulfurizer and chimney spray nozzle by water pipe.
The present invention makes flue gases purification realize modes such as comprehensive smoke abatement and dust control, desulfurization and dedusting, feedwater nebulization dust, makes the combustion product gases of Thermal Equipment obtain purified treatment completely.
Claims (9)
1, a kind of smoke-eliminating, desulfurating and dust-removing device, the exhaust opening that comprises Thermal Equipment, conveyance conduit and chimney, it is characterized in that exhaust opening is connected on the whirl fluid lay dust column by carrying flue, insert in the sedimentation basin bottom of whirl fluid lay dust column, be provided with louvered board spray desulfurizer in the gas passing away of whirl fluid lay dust column, the below of louvered board spray desulfurizer is that the chamber is filled the air in a dispersion purification, the bottom of filling the air the chamber is communicated with chimney bottom, fills the air the spiral smoke eliminator that has the spiral smoke board all around that is provided with communicating pipe of chamber and chimney.
2, smoke-eliminating, desulfurating and dust-removing device according to claim 1 is characterized in that the center of whirl fluid lay dust column is provided with an eddy flow guiding centre tube.
3, smoke-eliminating, desulfurating and dust-removing device according to claim 1 is characterized in that being communicated with behind the exhaust opening diffusion chamber, is communicated with by feed track between diffusion chamber and whirl fluid lay dust column, and this feed track is provided with the power air-introduced machine.
4, smoke-eliminating, desulfurating and dust-removing device according to claim 3 is characterized in that the feed track between diffusion chamber and whirl fluid lay dust column tilts from low to high.
5, smoke-eliminating, desulfurating and dust-removing device according to claim 3 is characterized in that diffusion chamber is a multiple tracks flue arranged side by side.
6,, it is characterized in that the exhaust opening place is provided with the heat exchanger of cooling according to the described smoke-eliminating, desulfurating and dust-removing device of the arbitrary claim of claim 1-5.
7, smoke-eliminating, desulfurating and dust-removing device according to claim 6 is characterized in that heat exchanger is a coiled aqueous medium interchanger.
8, smoke-eliminating, desulfurating and dust-removing device according to claim 7, the shower nozzle in the spray equipment of setting up in it is characterized in that the aqueous medium interchanger and spraying desulfurizer and chimney is communicated with.
9, smoke-eliminating, desulfurating and dust-removing device according to claim 8 is characterized in that the waste heat hot blast of Thermal Equipment is communicated with chimney.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021354553A CN1187128C (en) | 2002-08-30 | 2002-08-30 | Smoke preparation, desulfuration and dust collection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB021354553A CN1187128C (en) | 2002-08-30 | 2002-08-30 | Smoke preparation, desulfuration and dust collection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1478602A CN1478602A (en) | 2004-03-03 |
| CN1187128C true CN1187128C (en) | 2005-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021354553A Expired - Fee Related CN1187128C (en) | 2002-08-30 | 2002-08-30 | Smoke preparation, desulfuration and dust collection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1187128C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106839792A (en) * | 2017-02-28 | 2017-06-13 | 李博 | The flue gas processing device and method of a kind of rare earth stove |
| CN107252624A (en) * | 2017-06-19 | 2017-10-17 | 青海盐湖工业股份有限公司 | The semi-dry desulphurization system and technique of a kind of utilization flyash |
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2002
- 2002-08-30 CN CNB021354553A patent/CN1187128C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1478602A (en) | 2004-03-03 |
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