CN105169925A - Rotational flow reaction device and flue gas desulfurization device - Google Patents
Rotational flow reaction device and flue gas desulfurization device Download PDFInfo
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- CN105169925A CN105169925A CN201510626606.0A CN201510626606A CN105169925A CN 105169925 A CN105169925 A CN 105169925A CN 201510626606 A CN201510626606 A CN 201510626606A CN 105169925 A CN105169925 A CN 105169925A
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Abstract
The invention discloses a rotational flow reaction device and a flue gas desulfurization device. The rotational flow reaction device comprises a rotational flow shell and at least two rotational flow chambers, wherein each rotational flow chamber is provided with at least one swirler, a circular reaction slurry inlet is formed in the upper portion of each rotational flow chamber, and the lower side of each rotational flow chamber is communicated with a gas uniformizing chamber. Each swirler is a swirl impeller comprising an impeller shell, an impeller center shaft and at least five swirl vanes surrounding the impeller center shaft, wherein the impeller shell is fixed in the corresponding rotational flow chamber, the inner edge of each swirl vane is fixed to the impeller center shaft, and the outer edge of each swirl vane is fixed to the impeller shell. A flue gas flow regulating device is arranged on the top of each rotational flow chamber, can open and close the rotational flow chamber, and is connected with the top of the rotational flow chamber. The rotational flow reaction device is simple in structure, the number of the rotational flow chambers involved in reaction can be selected, the velocity of flue gas can be effectively controlled, flue gas desulfurization effect and degree can be guaranteed, energy can be saved, and environment pollution can be avoided.
Description
Technical field
The present invention relates to a kind of reaction unit used in desulfurization, particularly relate to a kind of cyclone reaction device.
The invention still further relates to a kind of desulfurizer, particularly relate to a kind of flue gas desulfur device including aforementioned cyclone reaction device.
Background technology
Along with the industrial development of society, industrialization degree is more and more higher, and production scale constantly expands, and the flue gas entering air is also more and more, in the various gaseous contaminants that air quality is impacted, and SO
2the quantity of flue gas is maximum, has the greatest impact, and it causes acid rain, destroys ecological environment, affects the health of people.Therefore, before these industrialization fume emissions to air, all need to process, wherein important is exactly desulfurization process.
At present, be relatively conventional for absorbing SO in flue gas desulfurization as there is shown in figs. 1 and 2
2existing desulfurizing tower spray process desulfurization during flue gas.Spray process desulfurizer comprises spray column, spray column comprises chimney 1, demister 2, spray chamber 3, all air chamber 4, circulatory pool 5, slurrying pond 511 and slurry sediment pool 522 from top to bottom, some desulfurizers are also equipped with accident pool, arrange the spray equipment of at least two-layer or more layer in spray chamber.Equal air chamber 4 is for being evenly delivered to the flue gas in desulfurizing tower, the desulfurization slurries such as lime stone aqueous slurry, lime stone emulsion to be delivered in spray chamber 3 in each spray equipment from circulatory pool 5 by EGR 6, the flue gas of high-speed cruising to enter in spray equipment 3 and with the desulphurization reaction slurry liquid contacts sprayed at a high speed in spray nozzle, under the effect of jet apparatus 3, desulphurization reaction slurries spray and are full of the smoke contacts of spray chamber 3 and carry out desulphurization reaction, the sulfur dioxide in removing flue gas.To fall in circulatory pool 5 through equal air chamber 4 from spray chamber 3 after the reacting slurry drop and smoke contacts desulfurization of spray and wait for entering after spray equipment is sprayed after the circulatory system 6 extracts again desulfurization process is carried out to flue gas.The desulphurization reaction slurries not do not reacted with flue gas also to fall in circulatory pool 5 through equal air chamber 4 from spray chamber 3 and wait for entering after spray equipment is sprayed after the circulatory system 6 extracts again and carry out desulfurization process to flue gas.Flue gas through spray chamber spray desulphurization reaction upwards enters in demister 2, because these flue gases carry slurry droplet, the desulphurization reaction slurry droplet that flue gas carries by demister 2 removes as much as possible, desulphurization reaction slurry droplet drippage participates in desulfurization in swirling flow room 3 again, then desulphurization reaction slurry droplet falls to circulatory pool 5 through equal air chamber 4, when circulatory pool 5 excessive concentration, reacting slurry in circulatory pool 5 is all extracted to slurry sediment pool 522, then extract in circulatory pool 5 at the desulphurization reaction slurries that the desulphurization reaction active ingredient concentration will made in slurrying pond 511 is higher, be recycled spray in extraction to spray equipment 3 afterwards and carry out flue gas desulfurization.But the shortcoming of the desulfurizing tower of present fountain is: first, spray equipment needs high-pressure pump to be ejected by circulation desulfurization reacting slurry, therefore needs higher expulsion pressure, and the observable index of the high-pressure pump therefore prepared is higher, need the electric energy of at substantial, cause energy waste; Secondly, the nozzle ratio of spray equipment is easier to block up, and can not have a lot of chance and smoke contacts due to the reacting slurry drop of spray, and basic the contact with flue gas of the drop of some desulphurization reaction slurries just falls, therefore smoke desulfurization efficiency is not high, bad desulfurization effects; In addition, because the spray equipment of multilayer is compared in configuration, cost is high, complex structure, also needs additionally to arrange slurrying pond 511 and slurry sediment pool 522, and therefore entirety takes up room excessive, and maintenance cost is higher.
Summary of the invention
The present invention completes to solve deficiency of the prior art, the object of this invention is to provide a kind of structure simple, flue gas and the abundant reaction desulfuration of desulphurization reaction slurries can be ensured, the quantity of spin chamber flue gas being carried out to desulphurization reaction can be selected according to the amount of the flue gas carrying out desulfurization process that needs entering equal device of air, and then effectively control the flow velocity entering the flue gas carrying out desulphurization reaction in spin chamber, ensure flue gas desulfurization effect and desulfurization degree, effectively save the energy and avoid the cyclone reaction device of contaminated environment.
A kind of cyclone reaction device of the present invention, comprise eddy flow shell body and be horizontally arranged at least Liang Ge spin chamber in described eddy flow shell body, at least one cyclone is horizontally disposed with in described spin chamber, top, described spin chamber is provided with circular response injection point, be communicated with equal device of air below described spin chamber, described cyclone comprises horizontally disposed swirl vanes, described swirl vanes comprises the impeller housing being arranged at periphery, be arranged at the impeller axis of centres and at least five spiralling swirl vanes of central authorities, described swirl vane is arranged around the described impeller axis of centres, described impeller housing is fixed in described spin chamber, inside edge and the described impeller axis of centres of described swirl vane are fixed, outer ledge and the described impeller housing of described swirl vane are fixed, top, spin chamber described at least one is provided with the flue gas flow adjusting device of described spin chamber able to turn on or off, described flue gas flow adjusting device is connected with top, described spin chamber.
A kind of cyclone reaction device of the present invention can also be:
Described flue gas flow adjusting device comprises the flue gas adjustable cap that can open and close described spin chamber and the open-close lid device be connected with described flue gas adjustable cap, described open-close lid device is connected with flue gas adjustable cap and top, described spin chamber respectively, and described open-close lid device is connected with control system.
Described open-close lid device comprises the swing arm fixing with swing arm rotating shaft and swing arm drive device, the far-end of described swing arm is fixed on flue gas adjustable cap, near-end and the described swing arm rotating shaft of described swing arm are fixed, described swing arm rotating shaft is connected with described swing arm drive device, and described swing arm drive device is connected with described control system.
Described swing arm drive device is connected with electric operator, and electric operator is connected with control system.
Described open-close lid device comprises the unlatching pawl being fixed on described flue gas adjustable cap one end upper surface, and the described flue gas adjustable cap other end is articulated with top, described spin chamber, and described unlatching pawl is connected with electric operator.
Described flue gas flow adjusting device comprises the flap valve being arranged at top, described spin chamber and the electric operator be connected with described flap valve, and the size of described flap valve is greater than described spin chamber top dimension.
Top, described spin chamber is provided with upwards abducent conical expansion region.
Described swirl vane top is arc, and described swirl vanes top surface forms the high circular arc body in middle low periphery.
The top of each described swirl vane is to the curved edge raised gradually of described impeller housing by the described impeller axis of centres.
A kind of cyclone reaction device of the present invention, comprise eddy flow shell body and be horizontally arranged at least Liang Ge spin chamber in described eddy flow shell body, at least one cyclone is horizontally disposed with in described spin chamber, top, described spin chamber is provided with circular response injection point, be communicated with equal device of air below described spin chamber, described cyclone comprises the swirl vanes that horizontal cross is arranged, described swirl vanes comprises the impeller housing being arranged at periphery, be arranged at the impeller axis of centres of central authorities, and at least five spiralling swirl vanes, described swirl vane is arranged around the described impeller axis of centres, described impeller housing is fixed in described spin chamber, inside edge and the described impeller axis of centres of described swirl vane are fixed, outer ledge and the described impeller housing of described swirl vane are fixed, top, spin chamber described at least one is provided with the flue gas flow adjusting device at top, described spin chamber able to turn on or off, described flue gas flow adjusting device is connected with top, described spin chamber.Like this, owing to arranging at least Liang Ge spin chamber in eddy flow shell body, at least one cyclone horizontally disposed in spin chamber, described cyclone comprises horizontally disposed swirl vanes, described swirl vanes comprises the impeller housing being arranged at periphery, be arranged at the impeller axis of centres and at least five spiralling swirl vanes of central authorities, described swirl vane is arranged around the described impeller axis of centres, described impeller housing is fixed in described spin chamber, inside edge and the described impeller axis of centres of described swirl vane are fixed, outer ledge and the described impeller housing of described swirl vane are fixed.After the flue gas run with certain flow rate like this enters cyclone, clash into swirl vane, flue gas continues to rise after swirl vane upwards spiralling blade surface change direction, therefore swirl vanes is used to make the flue gas of the certain flow rate entered in spin chamber to be similar to the device that like cyclone, centrifugal cyclone mode is run, flue gas has impulse force upwards simultaneously, this flue gas lifts the reacting slurry entered from the circular response injection point on top, spin chamber, during both contacts, reacting slurry is held up, certain thickness suspension eddy flow layer is formed above cyclone.In this suspension eddy flow layer, flue gas fully mixes with reacting slurry, effective sweetening component in sulfur dioxide in flue gas and reacting slurry fully reacts, afterwards along with the reacting slurry sprayed into gets more and more, when high velocity smoke holder in cyclone does not live desulphurization reaction slurries, desulphurization reaction slurries bottom suspension eddy flow layer fall to bottom, spin chamber, and fall in Multifunctional centralized liquid pool from equal device of air, recirculation uses, eddy flow flue gas like cyclone is changed into like this because first flue gas is changed the flow direction by the swirl vanes of cyclone, stop in the suspension eddy flow layer that flue gas and desulphurization reaction slurries are formed above cyclone and fully contact, compare existing spray desulfurizer, desulphurization reaction slurries fully contact with flue gas, reaction efficiency is improved greatly, desulfurized effect and depart from efficiency minimum be spray desulfurizer desulfurization 2-3 doubly, desulfurization is more thorough, in flue gas after desulfurization, sulfur content is very little, substantially environmental sound is accomplished.And when the partial outage in the production process because of generation flue gas, the exhaust gas volumn that maintenance and other uncontrollable factors and making enter in equal device of air is inadequate, namely when flue gas flow rate is too low, control the flue gas flow adjusting device being positioned at top, spin chamber, closed portion spin chamber, all the other spin chambers normally run, ensure that the flue gas flow rate entered in each spin chamber of running is still the numerical value in preset range, therefore, the suspension eddy flow layer of normal range value thickness is lifted after cyclone in these spin chambers normally runs, and then ensure desulfuration efficiency and the desulfurization degree of the flue gas entered in this spin chamber, ensure that reacting slurry and the flue gas of suspension fully react, sulfur content after reduction desulphurization reaction in flue gas.Therefore the advantage that cyclone reaction device of the present invention has in terms of existing technologies is: structure is simple, can ensure flue gas and the abundant reaction desulfuration of desulphurization reaction slurries, can according to the quantity entering the amount needing the flue gas carrying out desulfurization process in equal device of air and select spin chamber flue gas being carried out to desulphurization reaction, and then effectively control the flow velocity entering the flue gas carrying out desulphurization reaction in spin chamber, ensure flue gas desulfurization effect and desulfurization degree, effectively save the energy and avoid contaminated environment.
Another object of the present invention be to provide a kind of simple containing said structure, flue gas and the abundant reaction desulfuration of desulphurization reaction slurries can be ensured, the quantity of spin chamber flue gas being carried out to desulphurization reaction can be selected according to the amount of the flue gas carrying out desulfurization process that needs entering equal device of air, and then effectively control the flow velocity entering the flue gas carrying out desulphurization reaction in spin chamber, ensure flue gas desulfurization effect and desulfurization degree, effectively save the energy and avoid the flue gas desulfur device of the cyclone reaction device of contaminated environment.
A kind of flue gas desulfur device of the present invention, the fume extractor comprising tower body and from top to bottom arrange along described tower body, demister, cyclone reaction device, equal device of air and Multifunctional centralized liquid pool, by the serum recycle system connectivity for reacting slurry being pumped into described cyclone reaction device top between described Multifunctional centralized liquid pool and described cyclone reaction device, described demister top is communicated with described fume extractor, the top of described cyclone reaction device is communicated with the bottom of described demister, described cyclone reaction bottom of device is communicated with described equal device of air top, described equal device of air is communicated with flue gases duct, described flue gases duct is provided with the dry powder desulfurizing agent injection apparatus for spraying dry powder desulfurizing agent near described equal device of air place, be Multifunctional centralized liquid pool immediately below described equal device of air, described cyclone reaction device comprises eddy flow shell body and is horizontally arranged at least Liang Ge spin chamber in described eddy flow shell body, at least one cyclone is horizontally disposed with in described spin chamber, top, described spin chamber is provided with circular response injection point, be communicated with equal device of air below described spin chamber, described cyclone comprises horizontally disposed swirl vanes, described swirl vanes comprises the impeller housing being arranged at periphery, be arranged at the impeller axis of centres and at least five spiralling swirl vanes of central authorities, described swirl vane is arranged around the described impeller axis of centres, described impeller housing is fixed in described spin chamber, inside edge and the described impeller axis of centres of described swirl vane are fixed, outer ledge and the described impeller housing of described swirl vane are fixed, top, spin chamber described at least one is provided with the flue gas flow adjusting device of described spin chamber able to turn on or off, described flue gas flow adjusting device is connected with top, described spin chamber.
A kind of flue gas desulfur device of the present invention, the fume extractor comprising tower body and from top to bottom arrange along described tower body, demister, cyclone reaction device, equal device of air and Multifunctional centralized liquid pool, by the serum recycle system connectivity for reacting slurry being pumped into described cyclone reaction device top between described Multifunctional centralized liquid pool and described cyclone reaction device, described demister top is communicated with described fume extractor, the top of described cyclone reaction device is communicated with the bottom of described demister, described cyclone reaction bottom of device is communicated with described equal device of air top, described equal device of air is communicated with flue gases duct, described flue gases duct is provided with the dry powder desulfurizing agent injection apparatus for spraying dry powder desulfurizing agent near described equal device of air place, be Multifunctional centralized liquid pool immediately below described equal device of air, described cyclone reaction device comprises eddy flow shell body and is horizontally arranged at least Liang Ge spin chamber in described eddy flow shell body, at least one cyclone is horizontally disposed with in described spin chamber, top, described spin chamber is provided with circular response injection point, be communicated with equal device of air below described spin chamber, described cyclone comprises horizontally disposed swirl vanes, described swirl vanes comprises the impeller housing being arranged at periphery, be arranged at the impeller axis of centres and at least five spiralling swirl vanes of central authorities, described swirl vane is arranged around the described impeller axis of centres, described impeller housing is fixed in described spin chamber, inside edge and the described impeller axis of centres of described swirl vane are fixed, outer ledge and the described impeller housing of described swirl vane are fixed, top, spin chamber described at least one is provided with the flue gas flow adjusting device of described spin chamber able to turn on or off, described flue gas flow adjusting device is connected with top, described spin chamber.During use, the flue gas of desulfurization is needed first to enter equal device of air from flue gases duct, after being full of equal device of air on enter in cyclone reaction device and carry out cyclone desulfuration reaction, being specially flue gas enters in spin chamber, and by the swirl vanes in spin chamber change its motion mode be similar to tornado centrifugal cyclone motion, then flue gas picking-up is circulated to the desulphurization reaction slurries in spin chamber from Multifunctional centralized liquid pool and fully reacts with it and carries out desulfurization, then the flue gas after desulphurization reaction upwards enters in demister the reacting slurry removing flue gas and carry from spin chamber, flue gas after demist drains in air from fume extractor, and the partial reaction slurries after reacting with flue gas in spin chamber fall in Multifunctional centralized liquid pool through after equal device of air, the many reacting slurry of deposit is deposited on the bottom of Multifunctional centralized liquid pool, the reacting slurry of little deposit is positioned at the more top position of Multifunctional centralized liquid pool, its wait is again extracted in Posterior circle to cyclone reaction device by serum recycle device and is carried out desulphurization reaction, when the deposit that Multifunctional centralized liquid pool bottom deposit is many, startup gypsum preparation facilities extracts also extracting containing more sedimental reacting slurry of bottom and prepares desulfurated plaster bottom Multifunctional centralized liquid pool.In addition in use, when needing the flue gas of desulfurization process to be about to enter equal device of air, the dry powder desulfurizing agents such as quick lime are sprayed into from dry powder desulfurizing agent injection apparatus, dry powder desulfurizing agent mixes with the flue gas in flue gases duct and carries out first time desulfurization, i.e. pre-desulfurization, flue gas after pre-desulfurization carries and enters cyclone reaction device again after unreacted dry powder desulfurizing agent enters equal device of air and carry out cyclone desulfuration reaction, enter demister more afterwards, the flue gas after desulfurization risen in demister gradually repeatedly the reacting slurry removed in flue gas namely carry out demist, due to dry powder desulfurizing agent pre-desulfurization, and then carry out the cyclone desulfuration of desulphurization reaction slurries, in cyclone desulfuration, flue gas fully contacts with desulphurization reaction slurries and fully reacts, desulfuration efficiency is higher, and after dry powder desulfurizing agent first carries out pre-desulfurization, flue gas carries dry powder desulfurizing agent and enters equal device of air, then enter in cyclone reaction device after contacting with the water in desulphurization reaction slurries and form the high desulphurization reaction slurries of desulfurization active ingredient, namely it plays the effect of slurrying, some dry powder desulfurizing agent is after entering equal device of air along with flue gas, fall in Multifunctional centralized liquid pool voluntarily, upper water in this part dry powder desulfurizing agent and Multifunctional centralized liquid pool or the water contact preparation desulphurization reaction slurries filled into from water replanishing device, namely it also has slurrying effect except desulfidation, when the sediment in Multifunctional centralized liquid pool is too much, when desulfurizing agent composition in desulphurization reaction slurries is not enough, sediment can be delivered to gypsum preparation facilities from Multifunctional centralized liquid pool and prepare desulfurated plaster, and the water of dry powder desulfurizing agent in reacting slurry sprayed into be combined formed there is the good new reacting slurry of desulfurizer activity, the dry powder desulfurizing agent of rinse water or the water filled into and whereabouts forms desulphurization reaction slurries and carries out slurrying, the concentration of the effective sweetening component in desulphurization reaction slurries is improved.When desulfurizing agent excessive concentration, demister can be cleaned, rinse water is carried after reacting slurry enters cyclone reaction device and fall to Multifunctional centralized liquid pool, water can also be added separately through water replanishing device, in rinse water or the water that fills into and the high desulphurization reaction slurries of desulfurization active ingredient concentration, the concentration of the effective sweetening component in desulphurization reaction slurries is reduced.And with certain flow rate run flue gas enter cyclone after, clash into swirl vane, eddy flow flue gas like cyclone is changed into because first flue gas is changed the flow direction by the swirl vanes of cyclone, stop in the suspension eddy flow layer that flue gas and desulphurization reaction slurries are formed above cyclone and fully contact, compare existing spray desulfurizer, desulphurization reaction slurries fully contact with flue gas, reaction efficiency is improved greatly, desulfurized effect and depart from efficiency minimum be spray desulfurizer desulfurization 2-3 doubly, desulfurization is more thorough, in flue gas after desulfurization, sulfur content is very little, substantially environmental sound is accomplished.So no longer need slurrying pond and sedimentation basin, a Multifunctional centralized liquid pool all can realize slurrying, loop slurry and sediment slurry.Save space, save cost, can recycle slurries energy-conserving and environment-protective, desulfurized effect is better simultaneously.And when the partial outage in the production process because of generation flue gas, the exhaust gas volumn that maintenance and other uncontrollable factors and making enter in equal device of air is inadequate, namely when flue gas flow rate is too low, control the flue gas flow adjusting device being positioned at top, spin chamber, closed portion spin chamber, all the other spin chambers normally run, ensure that the flue gas flow rate entered in each spin chamber of running is still the numerical value in preset range, therefore, the suspension eddy flow layer of normal thickness value range is lifted after cyclone in these spin chambers normally runs, and then ensure desulfuration efficiency and the desulfurization degree of the flue gas entered in this spin chamber, ensure that reacting slurry and the flue gas of suspension fully react, sulfur content after reduction desulphurization reaction in flue gas.Therefore the advantage that a kind of flue gas desulfur device of the present invention has in terms of existing technologies is: structure is simple, can ensure flue gas and the abundant reaction desulfuration of desulphurization reaction slurries, the quantity of spin chamber flue gas being carried out to desulphurization reaction can be selected according to the amount of the flue gas carrying out desulfurization process that needs entered in equal device of air, and then effectively control the flow velocity entering the flue gas carrying out desulphurization reaction in spin chamber, ensure flue gas desulfurization effect and desulfurization degree, effectively save the energy and avoid contaminated environment.
Accompanying drawing explanation
Fume desulfurizing tower schematic diagram in Fig. 1 prior art.
Desulfuration reaction device schematic diagram in Fig. 2 prior art.
Cyclone reaction device side view in Fig. 3 flue gas desulfur device of the present invention.
Fig. 4 cyclone reaction device of the present invention top plan.
Fig. 5 cyclone reaction device of the present invention eddy flow shell body top plan.
Cross sectional representation in the middle part of the spin chamber of Fig. 6 cyclone reaction device of the present invention.
Fig. 7 cyclone reaction device of the present invention cyclone force principal figure.
Another embodiment of Fig. 8 cyclone reaction device of the present invention cyclone force principal figure.
Fig. 9 current limliting reaction unit of the present invention flue gas conditioning device partial side view.
Figure 10 current limliting reaction unit of the present invention flue gas conditioning device schematic diagram.
Figure 11 flue gas desulfur device schematic diagram of the present invention.
Figure number explanation
1 ... fume extractor 2 ... demister 3 ... cyclone reaction device
4 ... equal device of air 5 ... Multifunctional centralized liquid pool 6 ... serum recycle system
7 ... flue gases duct 8 ... dry powder desulfurizing agent injection apparatus 9 ... gypsum preparation facilities
31 ... eddy flow shell body 32 ... spin chamber 33 ... cyclone
34 ... circular response injection point 35 ... flap valve 36 ... electric operator
37 ... conical expansion region 38 ... flue gas adjustable cap 39 ... open pawl
40 ... flue gas regulates jointed shaft 41 ... jointed shaft support member 42 ... tower wall sealing device
43 ... impeller housing 44 ... swirl vanes 45 ... the impeller axis of centres
46 ... swirl vane
Detailed description of the invention
Fig. 3 to Figure 11 below in conjunction with accompanying drawing is described in further detail a kind of cyclone reaction device of the present invention and a kind of flue gas desulfur device.
A kind of cyclone reaction device of the present invention, please refer to Fig. 3 to Figure 11, comprise eddy flow shell body 31 and be horizontally arranged at least Liang Ge spin chamber 32 in described eddy flow shell body 31, at least one cyclone 33 is horizontally disposed with in described spin chamber 32, top, described spin chamber 32 is provided with circular response injection point 34, be communicated with equal device of air 4 below described spin chamber 32, described cyclone 33 comprises horizontally disposed swirl vanes 44, described swirl vanes 44 comprises the impeller housing 43 being arranged at periphery, be arranged at the impeller axis of centres 45 and at least five spiralling swirl vanes 46 of central authorities, described swirl vane 46 is arranged around the described impeller axis of centres 45, described impeller housing 43 is fixed in described spin chamber 32, inside edge and the described impeller axis of centres 45 of described swirl vane 46 are fixed, outer ledge and the described impeller housing 43 of described swirl vane 46 are fixed, described at least one, top, spin chamber 32 is provided with the flue gas flow adjusting device of described spin chamber 32 able to turn on or off, described flue gas flow adjusting device is connected with top, described spin chamber 32.Like this, owing to arranging at least Liang Ge spin chamber 32 in eddy flow shell body 31 body, at least one cyclone 33 of horizontally set in spin chamber 32, cyclone 33 comprises the swirl vanes 44 that horizontal cross is arranged, described swirl vanes 44 comprises the impeller housing 43 being arranged at periphery, be arranged at the impeller axis of centres 45 of central authorities, and at least five spiralling swirl vanes 46, described swirl vane 46 is arranged around the described impeller axis of centres 45, described impeller housing 43 is fixed in described spin chamber 32, described swirl vane 46 is arranged around the described impeller axis of centres 45, inside edge and the described impeller axis of centres 45 of described swirl vane 46 are fixed, outer ledge and the described impeller housing 43 of described swirl vane 46 are fixed.After the flue gas run with certain flow rate like this enters cyclone 33, clash into swirl vane 46, flue gas continues to rise after swirl vane 46 upwards spiralling blade surface change direction, therefore swirl vanes 44 is used to that the flue gas of the certain flow rate entered in spin chamber 32 is formed and is similar to the device that like cyclone, centrifugal cyclone mode is run, flue gas has impulse force upwards simultaneously, this flue gas lifts the reacting slurry entered from the circular response injection point 34 on top, spin chamber 32, during both contacts, reacting slurry is held up, certain thickness suspension eddy flow layer is formed above cyclone 33.In this suspension eddy flow layer, sulfur dioxide in flue gas fully contacts with sweetening component effective in reacting slurry and fully reacts, afterwards along with the reacting slurry sprayed into gets more and more, desulphurization reaction slurries when high velocity smoke holder in cyclone 33 does not live, desulphurization reaction slurries bottom suspension eddy flow layer fall to bottom, spin chamber 32, and fall in Multifunctional centralized liquid pool 5 from equal device of air 4, recirculation uses, eddy flow flue gas like cyclone is changed into like this because first flue gas is changed the flow direction by the swirl vanes 44 of cyclone 33, stop in the suspension eddy flow layer that flue gas and desulphurization reaction slurries are formed above cyclone 33 and fully contact, compare existing spray desulfurizer, desulphurization reaction slurries fully contact with flue gas, reaction efficiency is improved greatly, desulfurized effect and depart from efficiency minimum be spray desulfurizer desulfurization 2-3 doubly, desulfurization is more thorough, in flue gas after desulfurization, sulfur content is very little, substantially environmental sound is accomplished.And when the partial outage in the production process because of generation flue gas, the exhaust gas volumn that maintenance and other uncontrollable factors and making enter in equal device of air 4 is inadequate, namely when flue gas flow rate is too low, control the flue gas flow adjusting device being positioned at top, spin chamber 32, closed portion spin chamber 32, all the other spin chambers 32 normally run, ensure that the flue gas flow rate entered in each spin chamber 32 of running is still the numerical value in preset range, therefore, the suspension eddy flow layer of normal range value thickness lifted by cyclone 33 in these spin chambers 32 after normally running, and then ensure desulfuration efficiency and the desulfurization degree of the flue gas entered in this spin chamber 32, ensure that reacting slurry and the flue gas of suspension fully react, sulfur content after reduction desulphurization reaction in flue gas.Therefore the advantage that cyclone reaction device 3 of the present invention has in terms of existing technologies is: structure is simple, can ensure flue gas and the abundant reaction desulfuration of desulphurization reaction slurries, the quantity of the spin chamber 32 flue gas being carried out to desulphurization reaction can be selected according to the amount of the flue gas carrying out desulfurization process that needs entering equal device of air 4, and then effectively control the flow velocity entering the flue gas carrying out desulphurization reaction in spin chamber 32, ensure flue gas desulfurization effect and desulfurization degree, effectively save the energy and avoid contaminated environment.Cyclone 33 is the swirl vanes 44 of horizontally disposed spiral blade composition in addition, flue gas tangentially moves upward encounter the spiralling swirl vane 46 of swirl vanes 44 in the process of upwards impacting after, change direction simultaneously owing to having the effect of centrifugal force, flue gas forms spiralling tornado shape.And be arc than more preferably technical scheme is swirl vane, it is consistent with the blade shape in draft fan or electric fan.
A kind of cyclone reaction device of the present invention, please refer to Fig. 3 to Figure 11, the basis of previously described technical scheme can also be: described flue gas flow adjusting device comprises the flue gas adjustable cap 38 that can open and close described spin chamber 32 and the open-close lid device be connected with described flue gas adjustable cap 38, described open-close lid device is connected with flue gas adjustable cap 38 and top, described spin chamber 32 respectively, and described open-close lid device is connected with control system.The effect of flue gas adjustable cap 38 covers this spin chamber 32 of rear enclosed, be equivalent to make this spin chamber 32 no longer participate in desulphurization reaction, and when it is in the opening opened, be equivalent to the top of this spin chamber 32 for empty, without any blocking, flue gas like this after this spin chamber 32 inward eddy desulphurization reaction enters in demister 2 from top, spin chamber 32, and the flue gas in equal device of air 4 can enter this spin chamber 32 and carry out desulphurization reaction, ensures that flue gas can carry out desulphurization reaction.And the effect of open-close lid device is opened or closes flue gas adjustable cap 38 and then this spin chamber 32 of opening and closing of fault.Control system is used for opening or closing flue gas adjustable cap 38 for controlling open-close lid device.
A kind of cyclone reaction device of the present invention, please refer to Fig. 3 to Figure 11, the basis of previously described technical scheme can be specifically: described open-close lid device comprises the swing arm fixing with swing arm rotating shaft and swing arm drive device, the far-end of described swing arm is fixed on flue gas adjustable cap 38, near-end and the described swing arm rotating shaft of described swing arm are fixed, described swing arm rotating shaft is connected with described swing arm drive device, and described swing arm drive device is connected with described control system.When such open-close lid device uses, swing arm drive device drives swing arm rotating shaft to rotate forward, and swing arm rotating shaft drives swing arm to rotate forward, make its horizontal translation, finally remove tip position above this spin chamber 32, and then this spin chamber 32 is opened, namely open this spin chamber 32 and carry out desulphurization reaction.And when swing arm drive device drives rotating shaft to reversely rotate, swing arm rotating shaft drives swing arm to rotate backward, make swing arm horizontal translation and then move to top, spin chamber 32 and close space, spin chamber 32, spin chamber 32 is closed state, namely this spin chamber 32 is closed, the flue gas entered in this spin chamber 32 no longer carries out desulphurization reaction and flue gas can not be discharged to demister 2, and the open-close lid device of this spline structure realizes opening and closedown of flue gas adjustable cap 38.Further preferred technical scheme is that described swing arm drive device is connected with electric operator 36, and electric operator 36 is connected with control system.Like this, control system is according to the flue gas flow entered in equal device of air 4 and flow velocity, control all electric operators 36, some electric operator 36 does not run, connected swing arm drive device is not run, swing arm is held open state, namely this spin chamber 32 is in opening and can carries out normal desulphurization reaction, and some electric operator 36 runs, connected swing arm drive device is run, and moves horizontally swing arm, and then makes flue gas adjustable cap 38 cover in this spin chamber 32, close this spin chamber 32, make it not participate in desulphurization reaction.And then spin chamber 32 quantity of carrying out desulphurization reaction can be controlled according to the inlet of flue gas and flue gas flow rate, and then ensure desulfuration efficiency and desulfurization degree.
A kind of cyclone reaction device of the present invention, please refer to Fig. 3 to Figure 11, the basis of previously described technical scheme can be specifically: described open-close lid device comprises the unlatching pawl 39 being fixed on described flue gas adjustable cap 38 one end upper surface, described flue gas adjustable cap 38 other end is articulated with top, described spin chamber 32, and described unlatching pawl 39 is connected with electric operator 36.Like this, electric operator 36 startup optimization, unlatching pawl 39 is upwards overturn, one end due to flue gas adjustable cap 38 is articulated with top, described spin chamber 32, therefore opening pawl 39 drives the other end of flue gas adjustable cap 38 upwards to overturn around itself and spin chamber 32 top jointed shaft or pin joint, and then this top, spin chamber 32 is opened, this spin chamber 32 can carry out desulphurization reaction.On the contrary, electric operator 36 inverted running, unlatching pawl 39 is overturn downwards, one end due to flue gas adjustable cap 38 is articulated with top, described spin chamber 32, therefore opening pawl 39 drives the other end of flue gas adjustable cap 38 to regulate jointed shaft 40 or pin joint to overturn downwards around the flue gas at itself and top, spin chamber 32, and then flue gas adjustable cap 38 is covered at top, this spin chamber 32, this spin chamber 32 is closed, this spin chamber 32 does not carry out desulphurization reaction, and flue gas regulates jointed shaft 40 to be set up on described jointed shaft support member 41, and then the quantity of carrying out the spin chamber 32 of desulphurization reaction can be controlled according to the inlet of flue gas and flue gas flow rate, and then ensure desulfuration efficiency and desulfurization degree.The end of electric operator 36 is positioned at outside, spin chamber 32 in addition, and its head end inserts in described spin chamber 32, and described spin chamber 32 contact position is provided with tower wall sealing device 42.Such guarantee spin chamber 32 there will not be the situation of smoke spillage when being closed.
A kind of cyclone reaction device of the present invention, please refer to Fig. 3 to Figure 11, the basis of previously described technical scheme can also be: described flue gas flow adjusting device comprises the flap valve 35 being arranged at top, described spin chamber 32 and the electric operator 36 be connected with described flap valve 35, the size of described flap valve 35 is greater than described spin chamber 32 top dimension.Such flap valve 35 can close spin chamber 32, and electric operator 36 runs upset flap valve 35 can open or close spin chamber 32.And then the quantity of carrying out the spin chamber 32 of desulphurization reaction can be controlled according to the inlet of flue gas and flue gas flow rate, and then ensure desulfuration efficiency and desulfurization degree.
A kind of cyclone reaction device of the present invention, please refer to Fig. 3 to Figure 11, and the basis of previously described technical scheme can also be: top, described spin chamber 32 is provided with upwards abducent conical expansion region 37.Like this, when flue gas arrival top, spin chamber 32 does not also arrive in demister 2, the top outer edge size of the extended area 37 arranged due to the top of spin chamber 32 is greater than described extended area 37 bottom outer edge size, the flue gas carrying desulphurization reaction slurries is next to upwards spreading apart outward after entering extended area 37, because in the middle part of extended area 37 area ratio spin chamber 32 and bottom is all large, in the process of diffusion, because area increases, flow velocity reduces flue gas, and then the time stopped in the demister 2 to be connected above spin chamber 32 and with top, described spin chamber 32 is longer, and within the time stopped, flue gas all fully contacts with the desulphurization reaction slurries carried and reacted material, further desulfurization and facilitate the reacting slurry carried in flue gas to fall, make follow-up demister 2 demist better effects if, overall demist rate is higher, be disposed to sulfur-bearing thing in extraneous flue gas the least possible, and flue gas when entering demister 2 some reacting slurry drop, therefore demister 2 is not easy blocking, the service life of effective prolongation demister 2 and spin chamber 32, reduce maintenance cost, reduce overall sulphur removal cost, avoid contaminated environment.Preferred technical scheme is further: described extended area 37 shape is Rotary-table or cone table shape.The advantage of the extended area 37 of such shape is that manufacture is easily shaping, and has avoided dead angle to hinder flue gas expansion etc.The reacting slurry that flue gas carries contacts with the wall of extended area 37, reacting slurry is facilitated to deviate from and landing, and the shape of Rotary-table and cone table ensure that flue gas enter top, spin chamber 32 diffusion time be that more up area is larger, flue gas flow rate progressively reduces, demist is effective, and is not easy to block demister 2.Can also be described extended area 37 be horn mouth shape.The advantage of horn mouth shape is that manufacture is easily shaping, and has avoided dead angle to expand to hinder flue gas.The reacting slurry that flue gas carries contacts with the wall of extended area 37, reacting slurry is facilitated to drip landing from flue gas knot, and the shape of Rotary-table and cone table ensure that flue gas enter top, spin chamber 32 diffusion time be that more up area is larger, flue gas flow rate progressively reduces, demist is effective, and is not easy to block demister 2.Can also be: between described extended area 37 outer wall and described spin chamber 32 outer wall, angle is 120 °-150 °.Like this, flue gas diffusion effect is relatively better, and flue gas flow rate can not be reduced to too low degree, and the demist flue gas flow rate of follow-up demister 2 is caused not except fog effect is bad.If angle angle is less than 120 °, the opening of extended area 37 is excessive, flue gas flow rate may reduce very fast, is unfavorable for follow-up demist, if angle angle is greater than 150 °, and the too small openings of extended area 37, flue gas flow rate reduces not obvious, except fog effect is bad.
A kind of cyclone reaction device of the present invention, please refer to Fig. 3 to Figure 11, and the basis of previously described technical scheme can also be: described swirl vane 46 top is arc, and described swirl vanes 44 top surface forms the high circular arc body in middle low periphery.Like this, swirl vane 46 top curve makes flue gas when change flows to, avoid directly impacting impeller housing 43 or spin chamber 32 inwall and be direction of rotation swinging slip over impeller housing 43 or spin chamber 32 inwall, avoid as far as possible impacting or directly and impeller housing 43 or spin chamber 32 inwall collide and consume kinetic energy in flue gas, and then effectively avoid flue gas flow rate to reduce, avoid the consumption of flue gas kinetic energy as much as possible, the thickness of the suspension reaction slurries eddy flow layer that effective guarantee flue gas can hold up is large as far as possible, sulfur dioxide in flue gas fully contacts with sweetening component effective in desulphurization reaction slurries and fully reacts, sulfur dioxide in flue gas is more thoroughly also deviate from by both guarantees desulphurization reaction as far as possible, effective raising smoke desulfurization efficiency, and avoid smoke-shock impeller housing 43 and spin chamber 32 inwall, the service life of effective prolongation cyclone 33 and spin chamber 32, reduce maintenance cost, and then reduction production cost.The advantage had in terms of existing technologies is: structure is simple, the air-flow that the flue gas with certain flow rate can be changed into High Rotation Speed, and rotate flue gas stream and can lift certain thickness reacting slurry, form flue gas and reacting slurry well-mixed suspension eddy flow layer, ensure flue gas and the abundant reaction desulfuration of desulphurization reaction slurries, frictional force simultaneously between flue gas and impeller housing 43 or spin chamber 32 inwall is less, the kinetic energy consumption of flue gas is lower, thus improves smoke desulfurization efficiency and desulfurized effect.Further preferred technical scheme is: the top of each described swirl vane 46 is to the curved edge raised gradually of described impeller housing 43 by the described impeller axis of centres 45.Like this, the curved edge raised gradually ensures that flue gas circulation is the least possible and encounters obstacle, and its motion is more smooth, reduces the consumption of flue gas kinetic energy, and then improves smoke desulfurization efficiency and desulfurized effect further, reduces sulfureous in flue gas content as much as possible.Preferred technical scheme is that described swirl vane 46 is located between the described impeller axis of centres 45 and described impeller housing 43 at equal intervals further.Like this, the area that flue gas clashes into each swirl vane 46 is more even, the uniformity that flue gas centrifugal cyclone is turned to is higher, avoid kinetic energy consumption in flue gas further, and then increase the thickness of the desulphurization reaction slurries suspension eddy flow layer that flue gas can hold up further, and then improve flue gas desulfurization effect and desulfuration efficiency further.The basis of previous technique scheme can also be: the height of the described impeller axis of centres 45 is less than the height of described impeller housing 43, the described impeller axis of centres 45 the latter half is cylinder, the described impeller axis of centres 45 the first half is cone, described the latter half top with to dock bottom described the first half or integrally formed, described the latter half height is consistent with the inside height of described swirl vane 46.Like this, when flue gas, after the impact of swirl vane 46, it, in the process doing centrifugal rotation, contacts with cone at the flue gas of middle body, more upwards fewer with cone touch opportunity, then clash into few, effectively reduce the kinetic energy loss of flue gas.Meanwhile, the height due to the impeller axis of centres 45 is greater than the inside edge height of swirl vane 46, and therefore swirl vane 46 is fixing more firm.
A kind of flue gas desulfur device of the present invention, please refer to Fig. 3 to Figure 11, the fume extractor 1 comprising tower body and from top to bottom arrange along described tower body, demister 2, cyclone reaction device 3, equal device of air 4 and Multifunctional centralized liquid pool 5, be communicated with by the serum recycle system 6 for reacting slurry being pumped into described cyclone reaction device 3 top between described Multifunctional centralized liquid pool 5 with described cyclone reaction device 3, described demister 2 top is communicated with described fume extractor 1, the top of described cyclone reaction device 3 is communicated with the bottom of described demister 2, be communicated with described equal device of air 4 top bottom described cyclone reaction device 3, described equal device of air 4 is communicated with flue gases duct 7, described flue gases duct 7 is provided with the dry powder desulfurizing agent injection apparatus 8 for spraying dry powder desulfurizing agent near described equal device of air 4 place, be Multifunctional centralized liquid pool 5 immediately below described equal device of air 4, described cyclone reaction device is the cyclone reaction device 3 in any one technical scheme previously described.During use, the flue gas of desulfurization is needed first to enter equal device of air 4 from flue gases duct 7, after being full of equal device of air 4 on enter in cyclone reaction device 3 and carry out cyclone desulfuration reaction, being specially flue gas enters in spin chamber 32, and by the swirl vanes 44 in spin chamber 32 change its motion mode be similar to tornado centrifugal cyclone motion, then flue gas picking-up is circulated to the desulphurization reaction slurries in spin chamber 32 from Multifunctional centralized liquid pool 5 and fully reacts with it and carries out desulfurization, then the flue gas after desulphurization reaction upwards enters the reacting slurry that in demister 2, removing flue gas carries from spin chamber 32, flue gas after demist drains in air from fume extractor 1, and the partial reaction slurries after reacting with flue gas in spin chamber 32 fall in Multifunctional centralized liquid pool 5 through after equal device of air 2, the many reacting slurry of deposit is deposited on the bottom of Multifunctional centralized liquid pool 5, the reacting slurry of little deposit is positioned at the more top position of Multifunctional centralized liquid pool 5, its wait is again extracted in Posterior circle to cyclone reaction device 3 by serum recycle device 6 and is carried out desulphurization reaction, when the deposit that Multifunctional centralized liquid pool 5 bottom deposit is many, start gypsum preparation facilities 9 also extracting containing more sedimental reacting slurry of extraction bottom bottom Multifunctional centralized liquid pool 5 and prepare desulfurated plaster.Flue gas desulfur device so in addition in use, when needing the flue gas of desulfurization process to be about to enter equal device of air 4, the dry powder desulfurizing agents such as quick lime are sprayed into from dry powder desulfurizing agent injection apparatus 8, dry powder desulfurizing agent mixes with the flue gas in flue gases duct 7 and carries out first time desulfurization, i.e. pre-desulfurization, flue gas after pre-desulfurization carries and enters cyclone reaction device 3 again after unreacted dry powder desulfurizing agent enters equal device of air 4 and carry out cyclone desulfuration reaction, enter demister 2 more afterwards, the flue gas after desulfurization risen in demister 2 gradually repeatedly the drop removed in flue gas namely carry out demist, due to dry powder desulfurizing agent pre-desulfurization, and then carry out the cyclone desulfuration of desulphurization reaction slurries, in cyclone desulfuration, flue gas fully contacts with desulphurization reaction slurries and fully reacts, desulfuration efficiency is higher, and dry powder desulfurizing agent first carries out pre-flue gas after desulfurization and carries dry powder desulfurizing agent and enter equal device of air 4, then enter in cyclone reaction device 3 after contacting with the water in desulphurization reaction slurries and form the high desulphurization reaction slurries of desulfurization active ingredient, namely it plays the effect of slurrying, some dry powder desulfurizing agent is after entering equal device of air 4 along with flue gas, fall in Multifunctional centralized liquid pool 5 voluntarily, upper water in this part dry powder desulfurizing agent and Multifunctional centralized liquid pool 5 or the water contact preparation desulphurization reaction slurries (desulfurization slurry filled into from water replanishing device, reacting slurry), namely it also has slurrying effect except desulfidation, when the sediment in Multifunctional centralized liquid pool 5 is too much, when desulfurizing agent composition in desulphurization reaction slurries is not enough, sediment can be delivered to gypsum preparation facilities 9 from Multifunctional centralized liquid pool 5 and prepare desulfurated plaster, and the water of dry powder desulfurizing agent in reacting slurry sprayed into be combined formed there is the good new reacting slurry of desulfurizer activity, the dry powder desulfurizing agent of rinse water or the water filled into and whereabouts forms desulphurization reaction slurries and carries out slurrying, the concentration of the effective sweetening component in desulphurization reaction slurries is improved.When desulfurizing agent excessive concentration, demister 2 can be cleaned, rinse water is carried after reacting slurry enters cyclone reaction device 3 and fall to Multifunctional centralized liquid pool 5, water can also be added separately through water replanishing device, in rinse water or the water that fills into and the high desulphurization reaction slurries of desulfurization active ingredient concentration, the concentration of the effective sweetening component in desulphurization reaction slurries is reduced.And with certain flow rate run flue gas enter cyclone 33 after, clash into swirl vane 46, change eddy flow flue gas like cyclone into because first flue gas is changed the flow direction by the swirl vanes 44 of cyclone 33, stop in the suspension eddy flow layer that flue gas and desulphurization reaction slurries are formed above cyclone 33 and fully contact.Compare existing spray desulfurizer, in desulfuration reaction device of the present invention, desulphurization reaction slurries fully contact with flue gas, reaction efficiency is improved greatly, desulfurized effect and depart from efficiency minimum be spray desulfurizer desulfurization 2-3 doubly, desulfurization is more thorough, in flue gas after desulfurization, sulfur content is very little, substantially accomplishes environmental sound.So no longer need slurrying pond and sedimentation basin, a Multifunctional centralized liquid pool all can realize slurrying, loop slurry and sediment slurry.Save space, save cost, can recycle slurries energy-conserving and environment-protective, desulfurized effect is better simultaneously.And when the partial outage in the production process because of generation flue gas, the exhaust gas volumn that maintenance and other uncontrollable factors and making enter in equal device of air 4 is inadequate, namely when flue gas flow rate is too low, control the flue gas flow adjusting device being positioned at top, spin chamber 32, closed portion spin chamber 32, all the other spin chambers 32 normally run, ensure that the flue gas flow rate entered in each spin chamber 32 of running is still the numerical value in preset range, therefore, the suspension eddy flow layer of normal thickness value range lifted by cyclone 33 in these spin chambers 32 after normally running, and then ensure the desulfuration efficiency and the desulfurization degree that enter flue gas in this spin chamber 32, ensure that reacting slurry and the flue gas of suspension fully react, sulfur content after reduction desulphurization reaction in flue gas.Therefore the advantage that a kind of flue gas desulfur device of the present invention has in terms of existing technologies is: structure is simple, can ensure flue gas and the abundant reaction desulfuration of desulphurization reaction slurries, the quantity of spin chamber flue gas being carried out to desulphurization reaction can be selected according to the amount of the flue gas carrying out desulfurization process that needs entering equal device of air 4, and then effectively control the flow velocity entering the flue gas carrying out desulphurization reaction in spin chamber, ensure flue gas desulfurization effect and desulfurization degree, effectively save the energy and avoid contaminated environment.
Above-mentionedly only several specific embodiments in the present invention to be illustrated; but can not as protection scope of the present invention; every according to the change of the equivalence done by design spirit in the present invention or to modify or equal proportion zooms in or out, all should think and fall into protection scope of the present invention.
Claims (10)
1. a cyclone reaction device, it is characterized in that: comprise eddy flow shell body and be horizontally arranged at least Liang Ge spin chamber in described eddy flow shell body, at least one cyclone is horizontally disposed with in described spin chamber, top, described spin chamber is provided with circular response injection point, be communicated with equal device of air below described spin chamber, described cyclone comprises horizontally disposed swirl vanes, described swirl vanes comprises the impeller housing being arranged at periphery, be arranged at the impeller axis of centres and at least five spiralling swirl vanes of central authorities, described swirl vane is arranged around the described impeller axis of centres, described impeller housing is fixed in described spin chamber, inside edge and the described impeller axis of centres of described swirl vane are fixed, outer ledge and the described impeller housing of described swirl vane are fixed, top, spin chamber described at least one is provided with the flue gas flow adjusting device of described spin chamber able to turn on or off, described flue gas flow adjusting device is connected with top, described spin chamber.
2. a kind of cyclone reaction device according to claim 1, it is characterized in that: described flue gas flow adjusting device comprises the flue gas adjustable cap that can open and close described spin chamber and the open-close lid device be connected with described flue gas adjustable cap, described open-close lid device is connected with flue gas adjustable cap and top, described spin chamber respectively, and described open-close lid device is connected with control system.
3. a kind of cyclone reaction device according to claim 2, it is characterized in that: described open-close lid device comprises the swing arm fixing with swing arm rotating shaft and swing arm drive device, the far-end of described swing arm is fixed on flue gas adjustable cap, near-end and the described swing arm rotating shaft of described swing arm are fixed, described swing arm rotating shaft is connected with described swing arm drive device, and described swing arm drive device is connected with described control system.
4. a kind of cyclone reaction device according to claim 3, is characterized in that: described swing arm drive device is connected with electric operator, and electric operator is connected with control system.
5. a kind of cyclone reaction device according to claim 2, it is characterized in that: described open-close lid device comprises the unlatching pawl being fixed on described flue gas adjustable cap one end upper surface, the described flue gas adjustable cap other end is articulated with top, described spin chamber, and described unlatching pawl is connected with electric operator.
6. a kind of cyclone reaction device according to claim 2, it is characterized in that: described flue gas flow adjusting device comprises the flap valve being arranged at top, described spin chamber and the electric operator be connected with described flap valve, the size of described flap valve is greater than described spin chamber top dimension.
7. a kind of cyclone reaction device according to claim 1, is characterized in that: top, described spin chamber is provided with upwards abducent conical expansion region.
8. a kind of cyclone reaction device according to claim 1, is characterized in that: described swirl vane top is arc, described swirl vanes top surface forms the high circular arc body in middle low periphery.
9. a kind of cyclone reaction device according to claim 8, is characterized in that: the top of each described swirl vane is to the curved edge raised gradually of described impeller housing by the described impeller axis of centres.
10. a flue gas desulfur device, it is characterized in that: the fume extractor comprising tower body and from top to bottom arrange along described tower body, demister, cyclone reaction device, equal device of air and Multifunctional centralized liquid pool, by the serum recycle system connectivity for reacting slurry being pumped into described cyclone reaction device top between described Multifunctional centralized liquid pool and described cyclone reaction device, described demister top is communicated with described fume extractor, the top of described cyclone reaction device is communicated with the bottom of described demister, described cyclone reaction bottom of device is communicated with described equal device of air top, described equal device of air is communicated with flue gases duct, described flue gases duct is provided with the dry powder desulfurizing agent injection apparatus for spraying dry powder desulfurizing agent near described equal device of air place, be Multifunctional centralized liquid pool immediately below described equal device of air, described cyclone reaction device is the cyclone reaction device described in any one claim of claim 1 to 9.
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| CN106925036A (en) * | 2017-05-03 | 2017-07-07 | 无锡翱翔环保机械有限公司 | Intelligent high-efficient restrains demister |
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| CN106925036A (en) * | 2017-05-03 | 2017-07-07 | 无锡翱翔环保机械有限公司 | Intelligent high-efficient restrains demister |
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| CN105169925B (en) | 2017-09-19 |
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