CN205995204U - After sintering wet desulphurization, dust depth removes integrating device - Google Patents
After sintering wet desulphurization, dust depth removes integrating device Download PDFInfo
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- CN205995204U CN205995204U CN201620859967.XU CN201620859967U CN205995204U CN 205995204 U CN205995204 U CN 205995204U CN 201620859967 U CN201620859967 U CN 201620859967U CN 205995204 U CN205995204 U CN 205995204U
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- flue gas
- dust
- dirt cup
- sintering
- turbulent current
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Abstract
After this utility model is related to a kind of wet desulphurization of sintering, dust depth removes integrating device, it include being distributed on desulfurizing tower section some except dirt cup, several except dirt cup according to desulfurizing tower tower diameter dimension combination be dust removing units, remove setting two-stage centrifugal cyclone and flue gas turbulent current barrel in dirt cup at each, described flue gas turbulent current barrel coaxially arranged in the middle part except dirt cup, two centrifugal cyclones are respectively arranged in middle part and the entrance location of flue gas turbulent current barrel, the bore of described flue gas turbulent current barrel is gradually narrowed from import to middle part, gradually expanded from middle part to outlet again, the centrifugation blade of described centrifugal cyclone is made up of 12 ~ 18 blades, blade lift angle is 17 ~ 45 degree.This utility model can reduce exhaust gas dust concentration after sintering flue gas desulfurization, while meeting steel industry discharge standard, farthest reduces dust concentration, reduces the step charge shelves of charges for disposing pollutants, and reduction pollutant discharge of enterprise takes.
Description
Technical field
This utility model is related to sinter wet desulphurization Tower System, and more particularly, to after a kind of wet desulphurization of sintering, dust depth is gone
Except integrating device.Belong to environmental technology field.
Background technology
Sintering device handpiece is respectively provided with electric cleaner at present and carries out exhaust gas dust process, due to the dispensing shape that SINTERING PRODUCTION is complicated
Formula, causes sintering exhaust gas dust species various, and dust specific resistance and concentration are larger, add not complete by electric cleaner regular maintenance
The factor such as kind, ageing equipment, field operation be unstable, leads to desulfurizing tower Inlet dust concentration higher, generally in 100mg/m3
More than, part house outlet is even as high as 300 mg/m3.Sintering desulfuration technique is using tradition, maturation process, i.e. hollow-spraying-tower
Sulfur removal technology, spray can wash flue gas, and part removes the dust that sintering flue gas carries, but detersive efficiency is relatively low, only left 45%
Right.In addition, desulfurization slurry carries out haptoreaction by nozzle atomization and flue gas, normal spray droplet design load is that 2000um is left
The right side, in tower, spray droplet is overlapped mutually, can be formed in collision process compared with fine grain（≤15um）Tiny calcium sulfate, sulfurous acid
Calcium, calcium carbonate serosity granule.
The tiny serous granule producing during residual dust and desulfurization spray is acted on by plume rise in desulfurizing tower, fortune
Move to top demister, intercepted by demister.What mist separator of desulfurization was commonly used at present is conventional corrugation plate formula demisting
Device, demister adopts inertia separation technique, and the setting two of demisting blade is curved（Buckle）Or three curved passages, upper and lower two stage arrangement.Due to
Traditional demister is restricted by section flue gas flow rate and blade path spacing etc., threshold treatment dust size in 15 um, for
The fine dust particles that particle diameter is less than 15 um then cannot intercept and capture.In addition, during desulfurization operation, blade path is easily
Dirty and blocking, in blade path, flow velocity increases, and dust granules secondary flue gas are carried phenomenon secretly and increased.
Therefore, the sintering flue gas desulfurization tower of conventional corrugation plate formula demister, dedusting intercepting efficiency is poor, neat stress after desulfurization
Carry that dust granules amount is higher, desulfurizing tower exports regular exceeded of dust concentration discharge.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of sintering wet method to take off for above-mentioned existing marker method
After sulfur, dust depth removes integrating device, reduces exhaust gas dust concentration after sintering flue gas desulfurization, meets steel industry discharge standard
While, farthest reduce dust concentration, reduce the step charge shelves of charges for disposing pollutants, reduction pollutant discharge of enterprise takes.
The technical scheme in the invention for solving the above technical problem is：After a kind of wet desulphurization of sintering, dust depth is gone
Except integrating device, it include being distributed on desulfurizing tower section some except dirt cup, several except dirt cup is according to desulfurizing tower tower diameter set of dimensions
It is combined into dust removing units, remove setting two-stage centrifugal cyclone and flue gas turbulent current barrel, described flue gas turbulent current barrel in dirt cup at each
Coaxially arranged in the middle part except dirt cup, two centrifugal cyclones are respectively arranged in middle part and the entrance location of flue gas turbulent current barrel, institute
The bore stating flue gas turbulent current barrel is gradually narrowed from import to middle part, is more gradually expanded from middle part to outlet, described centrifugal cyclone
Centrifugation blade be made up of 12 ~ 18 blades, blade lift angle be 17 ~ 45 degree.
Preferably, the upper/lower terminal in described dust removing units is respectively arranged with top sealing gland plate and bottom sealing gland plate.
Preferably, the import upstream of described dust removing units is provided with multitube commutator.
Preferably, in the exit position of described dust removing units, flusher is installed, using ductwork type arrangement, including being located at
Rinsing supervisor and being arranged on except the flushing arm within dirt cup in addition to dirt cup outlet, described flushing supervisor and flushing arm adopt
Hose nipple is threaded.
Compared with prior art, the utility model has the advantage of：
This utility model is directed to sintering flue gas undulatory property frequently feature, redistributes combination centrifugation using Novel flue gas
Technology, increases substantially efficiency of dust collection, reduces desulfurizing tower outlet dust content, overcomes traditional demister efficiency of dust collection low, easy
The shortcomings of dirty blocks, it is achieved that the continuous qualified discharge of desulfurization dust, is further reduced on the basis of qualified discharge simultaneously
Pollution charge step, reduction pollutant discharge of enterprise charge, alleviate pressure and the fund obligation of iron and steel enterprise's environmental transformation.
Brief description
Fig. 1 is the structural representation in this utility model embodiment.
Fig. 2 is the view in transverse section of Fig. 1.
Fig. 3 is the structural representation of centrifugal cyclone in this utility model embodiment.
Fig. 4 is the structural representation of flue gas turbulent current barrel in this utility model embodiment.
Specific embodiment
Below in conjunction with accompanying drawing embodiment, this utility model is described in further detail.
Referring to shown in Fig. 1 Fig. 4, after the sintering wet desulphurization of one of the present embodiment, dust depth removes integrating device,
Integrating device is arranged on desulfurizing tower section, replaces traditional demister, realizes sintering exhaust gas dust granule using new separation technology
The depth of thing removes, including be distributed on desulfurizing tower section some except dirt cup 1, except dirt cup 1 a size of 300 ~ 600mm, highly
2200 ~ 3000mm, several except dirt cup 1 according to desulfurizing tower tower diameter dimension combination be dust removing units, dust removing units are according to desulfurization
Tower door to access or top Diameter of chimney size are rationally arranged, by 4 ~ 9 except dirt cup is combined in single dust removing units,
The production time is shut down in the shortening transformation of limits, removes setting two-stage centrifugal cyclone 2 and flue gas turbulent current barrel 3 in dirt cup 1 at each,
Described flue gas turbulent current barrel 3 coaxially arranged in the middle part except dirt cup 1, two centrifugal cyclones 2 are respectively arranged in flue gas turbulent current barrel 3
Middle part and entrance location, the size of described flue gas turbulent current barrel 3 is reducing 300 ~ 600/ 250 ~ 450, its bore from import in
Portion gradually narrows, is more gradually expanded from middle part to outlet, in connection arrangement symmetrical above and below, strengthening smoke collision, dust
Grain cohesion motion, described centrifugal cyclone 2 a size of 300 ~ 600mm, centrifugation blade is made up of 12 ~ 18 blades, blade
17 ~ 45 degree of lift angle, separates and removes the dust carrying in flue gas；In the exit position of described dust removing units, flusher is installed,
Using ductwork type arrangement, it is responsible for 4 including the flushing being located in addition to dirt cup 1 outlet and is arranged on except the flushing arm within dirt cup 1
5, described flushing supervisor 4 adopts hose nipple threaded with rinsing arm 5.
Further, the upper/lower terminal in described dust removing units is respectively arranged with top sealing gland plate 6 and bottom sealing gland plate 7,
Prevent the flue gas short circuit on desulfurizing tower section, the flue gas on desulfurizing tower end face is blocked completely, forces flue gas to be passed through each dedusting
Cylinder is centrifuged.
Further, in the import of described dust removing units（Remove the import of dirt cup 1）Upstream is provided with multitube commutator 8,
The PP pipe of described multitube commutator a size of De50 ~ 80, is distributed in desulfurizing tower section, for equalizing flue gas stream on desulfurizing tower section
Speed and the distribution of dust concentration, the work of collaborative centrifugal dust-removing cylinder.
Work process is as follows：What sintering flue gas produced after spraying layer in desulfurizing tower carry secretly dust granules～50 DEG C full
Remove integrating device bottom with neat stress by dust depth after a kind of wet desulphurization of sintering to enter, bottom of device setting air-flow is equal again
Cloth apparatus, even into except dirt cup after flue gas and dust concentration are integrated, flue gas sequentially passes through eddy flow assembly, turbulent flow from the bottom to top
Device, eddy flow assembly, fine drop and granule collision, cohesion, gathering under the conditions of centrifugation, turbulent motion become bulky grain, greatly
Granule gets rid of under the action of the centrifugal force to dedusting barrel, forms one layer of liquid film in dedusting barrel, and the liquid film in tube wall of dust settler face can be caught
Know the fine drop touching its surface, especially in the blocked up liquid film on the surface of turbulent device and swirler blades, can be in gas
There is " aproll " phenomenon, substantial amounts of big drop is shed out from swirl vane surface, on swirl vane top in the presence of stream
Define the drop layer of big drop composition, the fine drop through drop layer is caught and is known, big drop become big after fall back blade table
Face, becomes big drop again, realizes catching of dust granules is known, dedusting barrel catch know carry the drop of dust secretly in self gravitation
In the presence of down move along barrel, fall in the stock tank of desulfurizing tower bottom, thus completing the removal of exhaust gas dust.
In addition to the implementation, this utility model also includes other embodiment, all employing equivalents or equivalent
The technical scheme that substitute mode is formed, all should fall within this utility model scope of the claims.
Claims (4)
1. after a kind of wet desulphurization of sintering dust depth remove integrating device it is characterised in that：It includes being distributed on desulfurizing tower and breaks
Face some except dirt cup（1）, several except dirt cup（1）It is dust removing units according to desulfurizing tower tower diameter dimension combination, remove at each
Dirt cup（1）Interior setting two-stage centrifugal cyclone（2）With flue gas turbulent current barrel（3）, described flue gas turbulent current barrel（3）Coaxially arranged in dedusting
Cylinder（1）Middle part, two centrifugal cyclones（2）It is respectively arranged in flue gas turbulent current barrel（3）Middle part and entrance location, described flue gas
Turbulent current barrel（3）Bore gradually narrowed from import to middle part, then from middle part to outlet gradually expand, described centrifugal cyclone（2）
Centrifugation blade be made up of 12 ~ 18 blades, blade lift angle be 17 ~ 45 degree.
2. after a kind of sintering according to claim 1 wet desulphurization dust depth remove integrating device it is characterised in that：?
The upper/lower terminal of described dust removing units is respectively arranged with top sealing gland plate（6）With bottom sealing gland plate（7）.
3. after a kind of sintering according to claim 1 and 2 wet desulphurization, dust depth removes integrating device, and its feature exists
In：The import upstream of described dust removing units is provided with multitube commutator（8）.
4. after a kind of sintering according to claim 1 and 2 wet desulphurization, dust depth removes integrating device, and its feature exists
In：In the exit position of described dust removing units, flusher is installed, using ductwork type arrangement, including positioned at except dirt cup（1）Go out
Flushing supervisor outside mouthful（4）Be arranged on except dirt cup（1）Internal flushing arm（5）, described flushing supervisor（4）With flushing arm
（5）Threaded using hose nipple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620859967.XU CN205995204U (en) | 2016-08-10 | 2016-08-10 | After sintering wet desulphurization, dust depth removes integrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620859967.XU CN205995204U (en) | 2016-08-10 | 2016-08-10 | After sintering wet desulphurization, dust depth removes integrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205995204U true CN205995204U (en) | 2017-03-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620859967.XU Expired - Fee Related CN205995204U (en) | 2016-08-10 | 2016-08-10 | After sintering wet desulphurization, dust depth removes integrating device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106178783A (en) * | 2016-08-10 | 2016-12-07 | 江苏垦乐节能环保科技有限公司 | After sintering wet desulphurization, the dust degree of depth removes integrating device |
-
2016
- 2016-08-10 CN CN201620859967.XU patent/CN205995204U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106178783A (en) * | 2016-08-10 | 2016-12-07 | 江苏垦乐节能环保科技有限公司 | After sintering wet desulphurization, the dust degree of depth removes integrating 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 |
Granted publication date: 20170308 Termination date: 20210810 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |