CN205700049U - The super ultra-clean desulfation dust-extraction device of a kind of integration - Google Patents

Abstract

The utility model discloses the super ultra-clean desulfation dust-extraction device of a kind of integration, its composition includes: tank body, and described tank body shell forms a confined space；One air inlet；One chimney, it is connected with described tank body cover top portion；Described tank body is sequentially provided with mechanical centrifugal disorderly conjunction unit, high efficiency spray unit, efficient energy-collecting ring element, diverter unit, mechanical centrifugal demisting unit and rinse spray layer from lower to upper.The beneficial effects of the utility model are: flue gas enters absorption tower, and the rapid swirling eddy formed upwards through mechanical centrifugal disorderly conjunction unit produces controlled rapid space with spray system serosity from top to down, it is achieved sulfur dioxide level deep removes.Flue gas through level deep purification enters multitube venturi desulfation dust-extraction device once again and carries out two grades of deep desulfurations.Flue gas finally enters mechanical centrifugal demisting unit, and droplet and dust are thrown to restrain on inwall under the influence of centrifugal force, are captured by pipe wall liquid film simultaneously, thus realize the deep removal of droplet and dust.

Description

The super ultra-clean desulfation dust-extraction device of a kind of integration

Technical field

This utility model relates to desulfurization and dedusting technology field, is specifically related to a kind of integration super ultra-clean desulfurization and dedusting dress Put.

Background technology

Along with " minimum discharge " standard (i.e. under the conditions of benchmark oxygen content 6%, flue dust, sulfur dioxide, discharged nitrous oxides Concentration is respectively no higher than 10,35,50 milligrams/cubic metre.) enforcement, many producers are all in denitration, desulfurization and the dedusting to oneself Technique improves upgrading.

My company combines mature desulfurization and dedusting technology, grinds on the basis of " integration ultra-clean desulfation dust-extraction device " Have issued " the super ultra-clean desulfation dust-extraction device of integration ".

Utility model content

The purpose of this utility model is to overcome deficiency of the prior art, it is provided that the super ultra-clean desulfurization of a kind of integration Dust arrester, can realize repeatedly desulfurization and dedusting in a tower, it is possible to realize the ultra-deep removing of sulfur dioxide, droplet and dust.

For solving above-mentioned technical problem, the technical solution of the utility model is:

The super ultra-clean desulfation dust-extraction device of a kind of integration, its composition includes:

Tank body, described tank body shell forms a confined space；One air inlet, it is connected with described tank body outer casing bottom； One chimney, it is connected with described tank body cover top portion；

Described tank body be sequentially provided with from lower to upper mechanical centrifugal disorderly conjunction unit, high efficiency spray unit, efficient energy-collecting ring element, Diverter unit, mechanical centrifugal demisting unit and rinse spray layer；

Described mechanical centrifugal disorderly conjunction unit includes the first upper face plate, the first lower face plate and shrouding, described shrouding and described the One upper face plate and the first lower face plate are closed into one and are accommodated chamber, and described receiving intracavity is provided with some disorderly locking device barrel masts, described disorderly Locking device barrel mast includes the first exterior cover pipeline and bracer and the first spiral board be located in the first exterior cover pipeline, and described spiral board passes through Prop up bracer and be fixed on the center of the first exterior cover pipeline；

Described high efficiency spray unit includes four spraying layers being distributed up and down, and described spraying layer includes spraying house steward, spray Being in charge of group and jet head sets, described spray house steward is horizontally installed to tower body radial centre lines, and described spray is in charge of group symmetry and is respectively in Spray house steward both sides also connect with spray house steward, and described spray is in charge of the bearing of trend of group and the length direction one of spray house steward Causing, described jet head sets includes shower nozzle connecting tube and first jet, and described first jet is in charge of group by shower nozzle connecting tube and spray Connection, described spray is in charge of group and is included that the first spray is in charge of, the second spray is in charge of and is in charge of with the 3rd spray, described first spray point Pipe, the second spray are in charge of the center being in charge of along spray house steward with the 3rd spray and are sequentially distributed to both sides, staggered point of described jet head sets Being listed in the first spray and be in charge of both sides, described jet head sets symmetry is respectively in the second spray and is in charge of both sides, and described first spray is in charge of, the Two sprays are in charge of the length being in charge of with the 3rd spray and are sequentially reduced；

Described efficient energy-collecting ring element includes annular energy-gathering ring body, and described energy-gathering ring body is closely pressed close to tower body inwall and set Putting, described energy-gathering ring body is spliced by 12 energy-gathering ring ring flat-plates, and described energy-gathering ring ring flat-plate is each via the energy-gathering ring of bottom Support is installed on Ta Bishang, and described energy-gathering ring ring flat-plate is provided with reinforcement, and described energy-gathering ring ring flat-plate width is 30cm；

Described diverter unit includes a housing；One isolates cylinder, and described isolation cylinder is located in housing, described isolating cylinder Being formed with the first gas channel between outer wall and the inner walls of body, described isolation inner barrel is formed with cavity and the second air-flow Passage；One multitube Venturi, described multitube Venturi is located in cavity；One upper cover plate, is located at case top to cover Cover cavity and the first gas channel；One lower cover, is located at housing bottom to cover cavity and the second gas channel；On described Space is left for airflow between cover plate and lower cover and described multitube Venturi；

Described mechanical centrifugal demisting unit include the second upper face plate, the second lower face plate and some be fixedly arranged on the second upper face plate and Demister barrel mast between second lower face plate, described demister barrel mast includes the second exterior cover pipeline, the center of described second exterior cover pipeline Position is provided with wash tub pipe along the length direction of the second exterior cover pipeline, and some second nozzle is distributed on described wash tub pipe, described The second spiral board, the second Venturi tube and the 3rd spiral board it is provided with the most with one heart in exterior cover pipeline.

Preferably, there are certain gap, described lower face plate limit between described first spiral board and the inwall of the first exterior cover pipeline Being equipped with some first row water holes at edge, some described disorderly locking device barrel masts are Spaced distribution, described first spiral board Blade is 25 °～60 ° with the angle of horizontal plane.

Preferably, described multitube Venturi include multitube venturi upper face plate, multitube venturi support card and It is fixedly arranged on multitube venturi upper face plate and multitube venturi supports some first venturi between card, described first venturi Being perpendicular to horizontal plane arrange, described first venturi includes collapsible tube, trunnion and anemostat, described collapsible tube the most successively Being fixedly arranged on multitube venturi and support card upper surface, described anemostat is fixedly arranged on multitube venturi upper face plate lower surface, Ruo Gansuo Serosity shower nozzle it is equipped with in stating the trunnion of the first venturi.

Preferably, some described demister barrel masts are Spaced distribution, and described second exterior cover pipeline top is provided with pipe cap, institute Stating the second exterior cover pipeline upper end sidewall and be provided with second row water hole, described second nozzle is upper near the second spiral board and the 3rd spiral board Side is arranged, and described second spiral board and the blade of the 3rd spiral board are 30 °～50 ° with the angle of horizontal plane, described second eddy flow The adjacent blades floor projection Duplication of plate and the 3rd spiral board is-5%～30%.Described second spiral board and the 3rd spiral board The ratio of inner core external diameter and urceolus internal diameter be 0.25～0.5, the blade of described second spiral board is relative with the angle of horizontal plane Want big in the blade of the 3rd spiral board with the angle of horizontal plane.

Compared with prior art, the beneficial effects of the utility model are: flue gas enters absorption tower, through the disorderly conjunction of mechanical centrifugal The rapid swirling eddy that unit is formed upwards produces controlled rapid space with spray system serosity from top to down, makes gas-liquid-solid Three-phase extends contact time, enlarged contact density, fully merges, and improves mass-transfer efficiency, it is achieved sulfur dioxide level deep removes. Flue gas through level deep purification enters multitube venturi desulfation dust-extraction device once again and carries out two grades of deep desulfurations.Flue gas is last Entering mechanical centrifugal demisting unit, droplet and dust are thrown to restrain on inwall under the influence of centrifugal force, simultaneously by tube wall liquid Film captures, thus realizes the deep removal of droplet and dust.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

Fig. 2 is schematic three dimensional views of the present utility model.

Fig. 3 is mechanical centrifugal of the present utility model disorderly conjunction unit disorderly locking device barrel mast schematic three dimensional views.

Fig. 4 is mechanical centrifugal of the present utility model disorderly conjunction unit disorderly locking device barrel mast front view.

Fig. 5 is mechanical centrifugal of the present utility model disorderly conjunction unit disorderly locking device barrel mast top view.

Fig. 6 is that mechanical centrifugal of the present utility model disorderly conjunction unit disorderly locking device barrel mast A-A is to sectional view.

Fig. 7 is high efficiency spray unit spray layer schematic three dimensional views of the present utility model.

Fig. 8 is high efficiency spray unit monolayer spraying layer coverage diagram.

Fig. 9 is high efficiency spray Floor 4, Unit spraying layer coverage diagram.

Figure 10 is efficient energy-collecting ring element schematic three dimensional views of the present utility model.

Figure 11 is diverter unit three-dimensional schematic diagram of the present utility model.

Figure 12 is the schematic three dimensional views of the multitube Venturi of diverter unit of the present utility model.

Figure 13 is mechanical centrifugal demisting unit schematic three dimensional views of the present utility model.

Figure 14 is mechanical centrifugal demisting unit demister barrel mast schematic three dimensional views of the present utility model.

Figure 15 is mechanical centrifugal demisting unit second of the present utility model or the 3rd spiral board front view.

Figure 16 is mechanical centrifugal demisting unit second of the present utility model or the 3rd spiral board top view.

Figure 17 is that mechanical centrifugal demisting unit of the present utility model second or the 3rd spiral board B-B is to sectional view.

In accompanying drawing: 100, tank body；101, air inlet；102, chimney；200, mechanical centrifugal disorderly conjunction unit；201, flower on first Plate；202, the first lower face plate；203, shrouding；204, disorderly locking device barrel mast；205, the first exterior cover pipeline；206, bracer is propped up；207, One spiral board；208, first row water hole；300, high efficiency spray unit；301, spray house steward；302, shower nozzle connecting tube；303, first Nozzle；304, the first spray is in charge of；305, the second spray is in charge of；306, the 3rd spray is in charge of；400, efficient energy-collecting ring element； 401, energy-gathering ring body；402, energy-gathering ring ring flat-plate；403, energy-gathering ring support；404, reinforcement；500, diverter unit；501, shell Body；502, isolation cylinder；503, the first gas channel；504, multitube Venturi；505, upper cover plate；506, lower cover； 507, multitube venturi supports card；508, multitube venturi upper face plate；509, the first venturi；510, anemostat；511, larynx Pipe；512, collapsible tube；513, the second gas channel；514, cavity；600, mechanical centrifugal demisting unit；601, the second upper face plate； 602, the second lower face plate；603, demister barrel mast；604, the second exterior cover pipeline；605, wash tub pipe；606, second nozzle；607, Two spiral boards；608, the second Venturi tube；609, the 3rd spiral board；610, pipe cap；611, second row water hole.

Detailed description of the invention

By making, architectural feature of the present utility model and effect of being reached are had a better understanding and awareness, in order to relatively Good embodiment and accompanying drawing coordinate detailed description, are described as follows:

The super ultra-clean desulfation dust-extraction device of a kind of integration, its composition includes:

Tank body 100, described tank body 100 shell forms a confined space；One air inlet 101, outside it is with described tank body 100 Connect bottom shell；One chimney 102, it is connected with described tank body 100 cover top portion；

Described tank body 100 is sequentially provided with mechanical centrifugal disorderly conjunction unit 200, high efficiency spray unit 300 from lower to upper, efficiently gathers Energy ring element 400, diverter unit 500, mechanical centrifugal demisting unit 600 and rinse spray layer；

Described mechanical centrifugal disorderly conjunction unit 200 includes the first upper face plate the 201, first lower face plate 202 and shrouding 203, described Shrouding 203 is closed into one and is accommodated chamber, if described receiving intracavity is provided with described first upper face plate 201 and the first lower face plate 202 Dry disorderly locking device barrel mast 204, some described disorderly locking device barrel masts 204 are distributed in Spaced.

Described disorderly locking device barrel mast 204 includes the first exterior cover pipeline 205 and the bracer 206 being located in the first exterior cover pipeline 205 With the first spiral board 207, described first spiral board 207 is fixed on the center of the first exterior cover pipeline 205 by a bracer 206, There is certain gap between described first spiral board 207 and the inwall of the first exterior cover pipeline 205, enter the serosity of bispin double remittance device Can be thrown on the first exterior cover pipeline 205 inwall by spiralling air-flow, thus discharge along gap.

The described blade of the first spiral board 207 and the angle of horizontal plane are 25 °～60 °, described adjacent first spiral board 207 Blade floor projection Duplication be-5%～20%, the inner core external diameter of described disorderly locking device barrel mast 204 and the first exterior cover pipeline 205 The ratio of internal diameter is 0.25～0.5.

Described first lower face plate 202 edge is equipped with some first row water holes 208, tower wall, the first lower face plate 202 and envelope Plate 203 constitutes a tank, and the serosity fallen during work on the first upper face plate 201 can be discharged from here.

During work, flue gas enters absorption tower and forms rapid air-flow upwards and efficiently spray through mechanical centrifugal disorderly conjunction unit 200 Drench the top-down serosity of bed device and form controlled turbulent space, make gas-liquid-solid three-phase be fully contacted raising mass-transfer efficiency, real The deep removal of existing sulfur dioxide.

Flue gas enters flue gas in mass transfer apparatus and can rotate along the track set.Flue gas enters from swirl-flow devices outlet In absorption tower, flue gas can do streamline track under original centrifuge draft force effect in set flue gas flow field and be lifted up. Thus this device can make the flue gas time of staying in absorption tower elongated, and it is big with the change of absorbing liquid mass transfer area to reach flue gas, Thus reach high-efficiency desulfurization purpose.

This device due to be flue gas be to converge rotation type, therefore flue gas is to enter along absorption tower along certain angle when tube bank outlet Layer segment, therefore the serosity that flue gas is in tube bank exit with decline is in tangent type, it is possible to avoid the pressure drop of liquid, make pressure damage Mistake minimizes value.Additionally designed mechanical centrifugal disorderly conjunction unit 200 barrel mast pipe design be different from traditional pouring fall sieve-plate tower, Overflow sieve-plate tower, packed tower, make flue gas rotate departing from traditional view constraint and allow open pore size be more than traditional aperture mould Formula.Therefore this device pressure loss relative to other smoke distribution device and by force mass transfer apparatus much smaller, and can reach high The desulfurized effect of effect.

In designed mechanical centrifugal disorderly conjunction unit 200, flue gas circulation tube bank exceeds supporting surface, and supporting surface is arranged to level Shape, levelness can allow the serosity of spray enter still at the bottom of tower by circulation duct smoothly, and play and allow flue gas from spiral shell Coil bundle passes through.The Large Diameter Pipeline that spraying layer sprayed slurry all flows through supporting surface setting by the weir flow device that tube bank is formed leads to Road enters still at the bottom of absorption tower, and this design is possible to prevent occur that Concerning Flooding Phenomenon causes absorption tower " flooding " to cause absorption tower function paralysis Cause heavy losses.

Described high efficiency spray unit 300 includes four spraying layers being distributed up and down, and the common type of described spraying layer is:

Being in charge of group and jet head sets including spray house steward 301, spray, described spray house steward 301 is horizontally installed to tower body radially Centrage, spray house steward 301 is connected with external pipe by flange, and the serosity of entrance is sequentially allocated each branch road again, the Above one nozzle 303.

Described spray is in charge of group symmetry and is respectively in spray house steward 301 both sides and connects with spray house steward 301, and described spray divides The bearing of trend of pipe group is consistent with the length direction of spray house steward 301, and described jet head sets includes shower nozzle connecting tube 302 and the first spray Mouth 303, described first jet 303 is in charge of group by shower nozzle connecting tube 302 and connects with spray, and described spray is in charge of group and is included first Spray is in charge of the 304, second spray and is in charge of 305 and is in charge of 306 with the 3rd spray, and described first spray is in charge of 304, second and is sprayed and be in charge of 305 are in charge of 306 with the 3rd spray is sequentially distributed along the center of spray house stewards 301 to both sides, and described jet head sets is staggered is respectively in the One spray is in charge of 304 both sides, and described jet head sets symmetry is respectively in the second spray and is in charge of 305 both sides, and described first spray is in charge of 304, the second spray is in charge of 305 and is in charge of the length of 306 with the 3rd spray and is sequentially reduced.

High efficiency spray layer is arranged in support beam, and support beam is fixed with tower body, and what total was arranged also has anticorrosive coat.Institute State first jet 303 and selected wear-resisting and corrosion resistant carbofrax material when design, structure is not easily blocked.First jet 303 pipelines and serosity first jet 303 use bonding way to connect, and first jet 303 is prone to maintenance with the design of pipeline, rinses And replacing.

A kind of efficient energy-collecting ring element 400, including annular energy-gathering ring body 401, described energy-gathering ring body 401 is closely pressed close to Tower body inwall is arranged, and described energy-gathering ring body 401 is spliced by 12 energy-gathering ring ring flat-plates 402, and described energy-gathering ring ring flat-plate 402 is each Being installed on Ta Bishang from by the energy-gathering ring support 403 of bottom, described energy-gathering ring ring flat-plate 402 is provided with reinforcement 404, described cumulative Ring ring flat-plate 402 width is 30cm.

A floor height effect energy-gathering ring unit 400 it is provided with between two-layer high efficiency spray layer unit.During work, flue gas enters and inhales Receive tower to be formed with the top-down serosity of high efficiency spray layer unit through the double disorderly locking device formation rapid air-flow upwards that converges of bispin Controlled turbulent space, makes gas-liquid-solid three-phase be fully contacted raising mass-transfer efficiency, it is achieved the deep removal of sulfur dioxide.But absorb The less laminar condition that belongs to of inner wall of tower edge flue gas flow rate, spraying layer ejecting liquid causes absorption tower with the reduction of flue gas mass transfer ability Near wall, in flue gas, SO2 catches less, causes SO2 to have escape to affect desulfuration efficiency.At this moment two-layer high efficiency spray layer unit it Between increase by one floor height effect energy-gathering ring unit 400.The flue gas that absorption tower wall can be distributed by efficient energy-collecting ring element 400 is in absorption tower The heart is gathered, and the flue gas turbulent extent in absorption tower can be made bigger, by flue gas near the wall of absorption tower to tower center by this device Gather, increase flue gas and absorb contacting of serosity, and beneficially flue gas and the mass transport process of absorbing liquid, and avoid flue gas Reach desulfuration efficiency from tower wall escape " slipping away " and improve 1～about 3%.

Described diverter unit 500 includes: a housing 501；One isolation cylinder 502, described isolation cylinder 502 is located at housing In 501, between outer wall and housing 501 inwall of described isolation cylinder 502, it is formed with the first gas channel 503, described isolating cylinder Body 502 has been internally formed cavity 514 and the second gas channel 513；One multitube Venturi 504, described multitube venturi fills Put 504 to be located in cavity 514；One upper cover plate 505, is located at housing 501 top to cover cavity 514 and the first gas channel 503；One lower cover 506, is located at bottom housing 501 to cover cavity 514 and the second gas channel 513；Described upper cover plate 505 And leave space for airflow between lower cover 506 and described multitube Venturi 504.

During work, uprising gas turns to interflow, centre after the first gas channel 503 rises and meets cover plate 505, and from upper Side enters multitube Venturi 504, and air-flow flows out below multitube venturi, meets lower cover 506 and shunts rear steering to both sides Enter the second gas channel 513, finally flow upwards out through the second gas channel 513.

Make flue gas realize once commutating to adapt to multitube Venturi 504 sulfur removal technology during work, realize in a tower Two-step desulfurization.

Described multitube Venturi 504 include multitube venturi upper face plate 508, multitube venturi support card 507 with And it is fixedly arranged on some first venturi 509 between multitube venturi upper face plate 508 and multitube venturi support card 507, institute Stating the first venturi 509 and be perpendicular to horizontal plane setting, described first venturi 509 includes collapsible tube 512, larynx the most successively Pipe 511 and anemostat 510, described collapsible tube 512 is fixedly arranged on multitube venturi and supports card 507 upper surface, described anemostat 510 It is fixedly arranged on multitube venturi upper face plate 508 lower surface, in the trunnion 511 of some described first venturi 509, is equipped with serosity spray Head.

The described anemostat 510 of the first venturi 509 and the cross section of collapsible tube 512 are regular hexagon, when space is limited Circular venturi can be replaced, make full use of space.

Multiple first venturi 509 annular multilamellars side by side are arranged, and sulfur removal effectiveness is greatly promoted, and during work, flue gas is with high velocity stream The radial direction serosity sprayed with the hole for water spraying of multitube venturi spray pipe network through the first venturi 509 throat mixes, and sprays from hole for water spraying The drop shot out, under high velocity air impacts, atomization becomes thinner droplet further, and meanwhile, gas is completely by solution institute Saturated, the air film of grit surface attachment is broken through, and makes grit be readily wetted by water, meanwhile SO air film and absorbent liquid film in flue gas Touch opportunity increases, and mass tranfer coefficient becomes big desulfurized effect and promotes.In anemostat 510, the reduction of air velocity and returning of pressure Rising, make this cohesion with grit as the nuclei of condensation occur faster, be condensed into the dust-laden drop of bigger particle diameter, air-flow continues The continuous mechanical that is upwardly into is centrifuged demisting unit 600 and carries out except mist dedusting.

A serosity part for venturi spray pipeline, from still at the bottom of tower, additionally increases by a road serosity to adjust plasm PH value Fill from former lime stone slurry.

Described mechanical centrifugal demisting unit 600 includes second upper face plate the 601, second lower face plate 602 and some is fixedly arranged on Demister barrel mast 603 between two upper face plates 601 and the second lower face plate 602, described demister barrel mast 603 includes the second exterior cover pipeline 604, the center of described second exterior cover pipeline 604 is provided with wash tub pipe 605 along the length direction of the second exterior cover pipeline 604, described Some second nozzle 606 is distributed on wash tub pipe 605, in described exterior cover pipeline, is provided with the second spiral board the most with one heart 607, the second Venturi tube 608 and the 3rd spiral board 609.Some described demister barrel masts 603 are distributed in Spaced, and described Two exterior cover pipeline 604 tops are provided with pipe cap 610, and described second exterior cover pipeline 604 upper end sidewall is provided with second row water hole 611, and described Two nozzles 606 are provided above near the second spiral board 607 and the 3rd spiral board 609, described second spiral board 607 and the 3rd rotation The blade of stream plate 609 is 30 °～50 ° with the angle of horizontal plane, and described second spiral board 607 is adjacent with the 3rd spiral board 609 Blade floor projection Duplication is-5%～30%.The inner core external diameter of described second spiral board 607 and the 3rd spiral board 609 is with outer The ratio of cylinder internal diameter is 0.25～0.5, and the blade of described second spiral board 607 and the angle of horizontal plane are relative to the 3rd spiral board The blade of 609 and the angle of horizontal plane want big.

Whole mechanical centrifugal demisting unit 600 is supported except mist dust arrester lower face plate by mechanical centrifugal, and mechanical centrifugal removes mist Dust arrester lower face plate is arranged in support beam, and beam is connected with Ta Bi.Article three, tower tray is divided into 12 by longeron and two crossbeams Individual zonule, mechanical centrifugal can make the convenient installation of corresponding module in corresponding tower tray position except mist dust arrester.

During work, gas is in uphill process, rotates by producing during the spiral board of bottom, and the dense fog of air-flow entrained with drops in Getting rid of under the effect of centrifugal force and separated for the first time to demister tube wall, at this moment the flue gas containing fine drop is after Venturi rectifying Separate through higher level's spiral board again.The droplet being thrown on tube wall pools liquid stream and flows to, above lower face plate, then pass through along tube wall Drainage system is discharged.

Compared with prior art, the beneficial effects of the utility model are:

Flue gas enters absorption tower, through mechanical centrifugal disorderly conjunction unit formed rapid swirling eddy upwards and spray system from The rapid space that upper and lower serosity generation is controlled, makes gas-liquid-solid three-phase extend contact time, and enlarged contact density is fully melted Close, improve mass-transfer efficiency, it is achieved sulfur dioxide level deep removes.The flue gas purified through level deep enters multitube literary composition once again In mound, desulfation dust-extraction device carries out two grades of deep desulfurations.Flue gas finally enters mechanical centrifugal demisting unit 600, at the work of centrifugal force It is thrown to restrain on inwall with lower droplet and dust, is captured by pipe wall liquid film simultaneously, thus the degree of depth realizing droplet and dust takes off Remove.

Of the present utility model ultimate principle, principal character and of the present utility model advantage have more than been shown and described.One's own profession Skilled person will appreciate that of industry, this utility model is not restricted to the described embodiments, described in above-described embodiment and description Simply principle of the present utility model, on the premise of without departing from this utility model spirit and scope, this utility model also has respectively Planting changes and improvements, these changes and improvements both fall within the range of claimed this utility model.This utility model requirement Protection domain defined by appending claims and equivalent thereof.

Claims (4)

1. an integration surpasses ultra-clean desulfation dust-extraction device, it is characterised in that: its composition includes:

Tank body, described tank body shell forms a confined space；One air inlet, it is connected with described tank body outer casing bottom；One cigarette Chimney, it is connected with described tank body cover top portion；

Described tank body is sequentially provided with mechanical centrifugal disorderly conjunction unit, high efficiency spray unit, efficient energy-collecting ring element, commutation from lower to upper Device unit, mechanical centrifugal demisting unit and rinse spray layer；

Described mechanical centrifugal disorderly conjunction unit includes the first upper face plate, the first lower face plate and shrouding, on described shrouding and described first Card and the first lower face plate are closed into one and are accommodated chamber, and described receiving intracavity is provided with some disorderly locking device barrel masts, described disorderly attach together Putting barrel mast and include the first exterior cover pipeline and bracer and the first spiral board be located in the first exterior cover pipeline, described spiral board is by supporting Block is fixed on the center of the first exterior cover pipeline；

Described high efficiency spray unit includes four spraying layers being distributed up and down, and described spraying layer includes spraying house steward, spray is in charge of Group and jet head sets, described spray house steward is horizontally installed to tower body radial centre lines, and described spray is in charge of group symmetry and is respectively in spray House steward both sides also connect with spray house steward, and it is consistent with the length direction of spray house steward that described spray is in charge of the bearing of trend of group, institute Stating jet head sets and include shower nozzle connecting tube and first jet, described first jet is in charge of group by shower nozzle connecting tube with spray and is connected, Described spray is in charge of group and is included that the first spray is in charge of, the second spray is in charge of and is in charge of with the 3rd spray, and described first spray is in charge of, the Two sprays are in charge of the center being in charge of along spray house steward with the 3rd spray and are sequentially distributed to both sides, and described jet head sets is staggered is respectively in the One spray is in charge of both sides, and described jet head sets symmetry is respectively in the second spray and is in charge of both sides, and described first spray is in charge of, the second spray It is in charge of the length being in charge of with the 3rd spray to be sequentially reduced；

Described efficient energy-collecting ring element includes annular energy-gathering ring body, and described energy-gathering ring body is closely pressed close to tower body inwall and arranged, Described energy-gathering ring body is spliced by 12 energy-gathering ring ring flat-plates, and described energy-gathering ring ring flat-plate is each via the energy-gathering ring support of bottom Being installed on Ta Bishang, described energy-gathering ring ring flat-plate is provided with reinforcement, and described energy-gathering ring ring flat-plate width is 30cm；

Described diverter unit includes a housing；One isolates cylinder, and described isolation cylinder is located in housing, described isolation cylinder Being formed with the first gas channel between outer wall and inner walls, described isolation inner barrel is formed with cavity and the second air-flow leads to Road；One multitube Venturi, described multitube Venturi is located in cavity；One upper cover plate, is located at case top to cover Live cavity and the first gas channel；One lower cover, is located at housing bottom to cover cavity and the second gas channel；Described upper cover Space is left for airflow between plate and lower cover and described multitube Venturi；

Described mechanical centrifugal demisting unit includes the second upper face plate, the second lower face plate and some is fixedly arranged on the second upper face plate and second Demister barrel mast between lower face plate, described demister barrel mast includes the second exterior cover pipeline, the center of described second exterior cover pipeline Length direction along the second exterior cover pipeline is provided with wash tub pipe, and some second nozzle, described outer housing are distributed on described wash tub pipe The second spiral board, the second Venturi tube and the 3rd spiral board it is provided with the most with one heart in Tong.

Integration the most according to claim 1 surpasses ultra-clean desulfation dust-extraction device, it is characterised in that: described first spiral board And there are certain gap, described lower face plate edge to be equipped with some first row water holes between the inwall of the first exterior cover pipeline, some Described disorderly locking device barrel mast is Spaced distribution, and the blade of described first spiral board and the angle of horizontal plane are 25 °～60 °.

Integration the most according to claim 1 surpasses ultra-clean desulfation dust-extraction device, it is characterised in that: described multitube venturi Device includes that multitube venturi upper face plate, multitube venturi support card and be fixedly arranged on multitube venturi upper face plate and multitube literary composition Supporting some first venturi between card in mound, described first venturi is perpendicular to horizontal plane and arranges, described first literary composition mound In include that collapsible tube, trunnion and anemostat, described collapsible tube are fixedly arranged on multitube venturi and support table on card the most successively Face, described anemostat is fixedly arranged on multitube venturi upper face plate lower surface, is equipped with slurry in the trunnion of some described first venturi Liquid shower nozzle.

Integration the most according to claim 1 surpasses ultra-clean desulfation dust-extraction device, it is characterised in that: some described demisters Barrel mast is Spaced distribution, and described second exterior cover pipeline top is provided with pipe cap, and described second exterior cover pipeline upper end sidewall is provided with second Osculum, described second nozzle is provided above near the second spiral board and the 3rd spiral board, described second spiral board and the 3rd The blade of spiral board and the angle of horizontal plane are 30 °～50 °, described second spiral board and the adjacent blades level of the 3rd spiral board Projection Duplication is-5%～30%, and described second spiral board and the inner core external diameter of the 3rd spiral board with the ratio of urceolus internal diameter are 0.25～0.5, the described blade of the second spiral board and the angle of horizontal plane are relative to the blade of the 3rd spiral board and horizontal plane Angle wants big.